lisp/org-exp.el

   1 ;;; org-exp.el --- ASCII, HTML, XOXO and iCalendar export for Org-mode
   2
   3 ;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009
   4 ;;   Free Software Foundation, Inc.
   5
   6 ;; Author: Carsten Dominik <carsten at orgmode dot org>
   7 ;; Keywords: outlines, hypermedia, calendar, wp
   8 ;; Homepage: http://orgmode.org
   9 ;; Version: 6.34trans
  10 ;;
  11 ;; This file is part of GNU Emacs.
  12 ;;
  13 ;; GNU Emacs is free software: you can redistribute it and/or modify
  14 ;; it under the terms of the GNU General Public License as published by
  15 ;; the Free Software Foundation, either version 3 of the License, or
  16 ;; (at your option) any later version.
  17
  18 ;; GNU Emacs is distributed in the hope that it will be useful,
  19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 ;; GNU General Public License for more details.
  22
  23 ;; You should have received a copy of the GNU General Public License
  24 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  26 ;;
  27 ;;; Commentary:
  28
  29 (require 'org)
  30 (require 'org-macs)
  31 (require 'org-agenda)
  32 (require 'org-exp-blocks)
  33 (require 'org-src)
  34 (eval-when-compile
  35   (require 'cl))
  36
  37 (declare-function org-export-latex-preprocess "org-latex" (parameters))
  38 (declare-function org-export-ascii-preprocess "org-ascii" (parameters))
  39 (declare-function org-export-html-preprocess "org-html" (parameters))
  40 (declare-function org-export-docbook-preprocess "org-docbook" (parameters))
  41 (declare-function org-infojs-options-inbuffer-template "org-jsinfo" ())
  42 (declare-function org-export-htmlize-region-for-paste "org-html" (beg end))
  43 (declare-function htmlize-buffer "ext:htmlize" (&optional buffer))
  44 (declare-function org-inlinetask-remove-END-maybe "org-inlinetask" ())
  45 (autoload 'org-export-generic "org-export-generic" "Export using the generic exporter" t)
  46 (defgroup org-export nil
  47   "Options for exporting org-listings."
  48   :tag "Org Export"
  49   :group 'org)
  50
  51 (defgroup org-export-general nil
  52   "General options for exporting Org-mode files."
  53   :tag "Org Export General"
  54   :group 'org-export)
  55
  56 (defcustom org-export-allow-BIND 'confirm
  57   "Non-nil means allow #+BIND to define local variable values for export.
  58 This is a potential security risk, which is why the user must confirm the
  59 use of these lines."
  60   :group 'org-export-general
  61   :type '(choice
  62           (const :tag "Never" nil)
  63           (const :tag "Always" t)
  64           (const :tag "Make the user confirm for each file" confirm)))
  65
  66 ;; FIXME
  67 (defvar org-export-publishing-directory nil)
  68
  69 (defcustom org-export-show-temporary-export-buffer t
  70   "Non-nil means show buffer after exporting to temp buffer.
  71 When Org exports to a file, the buffer visiting that file is ever
  72 shown, but remains buried.  However, when exporting to a temporary
  73 buffer, that buffer is popped up in a second window.  When this variable
  74 is nil, the buffer remains buried also in these cases."
  75   :group 'org-export-general
  76   :type 'boolean)
  77
  78 (defcustom org-export-copy-to-kill-ring t
  79   "Non-nil means exported stuff will also be pushed onto the kill ring."
  80   :group 'org-export-general
  81   :type 'boolean)
  82
  83 (defcustom org-export-run-in-background nil
  84   "Non-nil means export and publishing commands will run in background.
  85 This works by starting up a separate Emacs process visiting the same file
  86 and doing the export from there.
  87 Not all export commands are affected by this - only the ones which
  88 actually write to a file, and that do not depend on the buffer state.
  89
  90 If this option is nil, you can still get background export by calling
  91 `org-export' with a double prefix arg: `C-u C-u C-c C-e'.
  92
  93 If this option is t, the double prefix can be used to exceptionally
  94 force an export command into the current process."
  95   :group 'org-export-general
  96   :type 'boolean)
  97
  98 (defcustom org-export-select-tags '("export")
  99   "Tags that select a tree for export.
 100 If any such tag is found in a buffer, all trees that do not carry one
 101 of these tags will be deleted before export.
 102 Inside trees that are selected like this, you can still deselect a
 103 subtree by tagging it with one of the `org-export-exclude-tags'."
 104   :group 'org-export-general
 105   :type '(repeat (string :tag "Tag")))
 106
 107 (defcustom org-export-exclude-tags '("noexport")
 108   "Tags that exclude a tree from export.
 109 All trees carrying any of these tags will be excluded from export.
 110 This is without condition, so even subtrees inside that carry one of the
 111 `org-export-select-tags' will be removed."
 112   :group 'org-export-general
 113   :type '(repeat (string :tag "Tag")))
 114
 115 ;; FIXME: rename, this is a general variable
 116 (defcustom org-export-html-expand t
 117   "Non-nil means for HTML export, treat @<...> as HTML tag.
 118 When nil, these tags will be exported as plain text and therefore
 119 not be interpreted by a browser.
 120
 121 This option can also be set with the +OPTIONS line, e.g. \"@:nil\"."
 122   :group 'org-export-html
 123   :group 'org-export-general
 124   :type 'boolean)
 125
 126 (defcustom org-export-with-special-strings t
 127   "Non-nil means interpret \"\-\", \"--\" and \"---\" for export.
 128 When this option is turned on, these strings will be exported as:
 129
 130   Org   HTML       LaTeX
 131  -----+----------+--------
 132   \\-    &shy;      \\-
 133   --    &ndash;    --
 134   ---   &mdash;    ---
 135   ...   &hellip;   \ldots
 136
 137 This option can also be set with the +OPTIONS line, e.g. \"-:nil\"."
 138   :group 'org-export-translation
 139   :type 'boolean)
 140
 141 (defcustom org-export-html-link-up ""
 142   "Where should the \"UP\" link of exported HTML pages lead?"
 143   :group 'org-export-html
 144   :group 'org-export-general
 145   :type '(string :tag "File or URL"))
 146
 147 (defcustom org-export-html-link-home ""
 148   "Where should the \"HOME\" link of exported HTML pages lead?"
 149   :group 'org-export-html
 150   :group 'org-export-general
 151   :type '(string :tag "File or URL"))
 152
 153 (defcustom org-export-language-setup
 154   '(("en" "Author"     "Date"  "Table of Contents" "Footnotes")
 155     ("ca"  "Autor"      "Data" "&Iacute;ndex" "Peus de p&agrave;gina")
 156     ("cs" "Autor"      "Datum" "Obsah" "Pozn\xe1mky pod carou")
 157     ("da" "Ophavsmand" "Dato"  "Indhold" "Fodnoter")
 158     ("de" "Autor"      "Datum" "Inhaltsverzeichnis" "Fu&szlig;noten")
 159     ("eo"  "A&#365;toro"      "Dato" "Enhavo" "Piednotoj")
 160     ("es" "Autor"      "Fecha" "&Iacute;ndice" "Pies de p&aacute;gina")
 161     ("fi" "Tekij&auml;"     "P&auml;iv&auml;m&auml;&auml;r&auml;"   "Sis&auml;llysluettelo"  "Alaviitteet")
 162     ("fr" "Auteur"     "Date"  "Table des mati&egrave;res" "Notes de bas de page")
 163     ("hu" "Szerz&otilde;" "D&aacute;tum" "Tartalomjegyz&eacute;k" "L&aacute;bjegyzet")
 164     ("is" "H&ouml;fundur" "Dagsetning" "Efnisyfirlit" "Aftanm&aacute;lsgreinar")
 165     ("it" "Autore"     "Data"  "Indice" "Note a pi&egrave; di pagina")
 166     ("nl" "Auteur"     "Datum" "Inhoudsopgave" "Voetnoten")
 167     ("no" "Forfatter"  "Dato"  "Innhold" "Fotnoter")
 168     ("nb" "Forfatter"  "Dato"  "Innhold" "Fotnoter")  ;; nb = Norsk (bokm.l)
 169     ("nn" "Forfattar"  "Dato"  "Innhald" "Fotnotar")  ;; nn = Norsk (nynorsk)
 170     ("pl" "Autor"      "Data" "Spis tre&sacute;ci"  "Przypis")
 171     ("sv" "F&ouml;rfattare" "Datum" "Inneh&aring;ll" "Fotnoter"))
 172   "Terms used in export text, translated to different languages.
 173 Use the variable `org-export-default-language' to set the language,
 174 or use the +OPTION lines for a per-file setting."
 175   :group 'org-export-general
 176   :type '(repeat
 177           (list
 178            (string :tag "HTML language tag")
 179            (string :tag "Author")
 180            (string :tag "Date")
 181            (string :tag "Table of Contents")
 182            (string :tag "Footnotes"))))
 183
 184 (defcustom org-export-default-language "en"
 185   "The default language of HTML export, as a string.
 186 This should have an association in `org-export-language-setup'."
 187   :group 'org-export-general
 188   :type 'string)
 189
 190 (defvar org-export-page-description ""
 191   "The page description, for the XHTML meta tag.
 192 This is best set with the #+DESCRIPTION line in a file, it does not make
 193 sense to set this globally.")
 194
 195 (defvar org-export-page-keywords ""
 196   "The page description, for the XHTML meta tag.
 197 This is best set with the #+KEYWORDS line in a file, it does not make
 198 sense to set this globally.")
 199
 200 (defcustom org-export-skip-text-before-1st-heading nil
 201   "Non-nil means skip all text before the first headline when exporting.
 202 When nil, that text is exported as well."
 203   :group 'org-export-general
 204   :type 'boolean)
 205
 206 (defcustom org-export-headline-levels 3
 207   "The last level which is still exported as a headline.
 208 Inferior levels will produce itemize lists when exported.
 209 Note that a numeric prefix argument to an exporter function overrides
 210 this setting.
 211
 212 This option can also be set with the +OPTIONS line, e.g. \"H:2\"."
 213   :group 'org-export-general
 214   :type 'integer)
 215
 216 (defcustom org-export-with-section-numbers t
 217   "Non-nil means add section numbers to headlines when exporting.
 218
 219 This option can also be set with the +OPTIONS line, e.g. \"num:t\"."
 220   :group 'org-export-general
 221   :type 'boolean)
 222
 223 (defcustom org-export-section-number-format '((("1" ".")) . "")
 224   "Format of section numbers for export.
 225 The variable has two components.
 226 1. A list of lists, each indicating a counter type and a separator.
 227    The counter type can be any of \"1\", \"A\", \"a\", \"I\", or \"a\".
 228    It causes causes numeric, alphabetic, or roman counters, respectively.
 229    The separator is only used if another counter for a subsection is being
 230    added.
 231    If there are more numbered section levels than entries in this lists,
 232    then the last entry will be reused.
 233 2. A terminator string that will be added after the entire
 234    section number."
 235   :group 'org-export-general
 236   :type '(cons
 237           (repeat
 238            (list
 239             (string :tag "Counter Type")
 240             (string :tag "Separator   ")))
 241           (string :tag "Terminator")))
 242
 243 (defcustom org-export-with-toc t
 244   "Non-nil means create a table of contents in exported files.
 245 The TOC contains headlines with levels up to`org-export-headline-levels'.
 246 When an integer, include levels up to N in the toc, this may then be
 247 different from `org-export-headline-levels', but it will not be allowed
 248 to be larger than the number of headline levels.
 249 When nil, no table of contents is made.
 250
 251 Headlines which contain any TODO items will be marked with \"(*)\" in
 252 ASCII export, and with red color in HTML output, if the option
 253 `org-export-mark-todo-in-toc' is set.
 254
 255 In HTML output, the TOC will be clickable.
 256
 257 This option can also be set with the +OPTIONS line, e.g. \"toc:nil\"
 258 or \"toc:3\"."
 259   :group 'org-export-general
 260   :type '(choice
 261           (const :tag "No Table of Contents" nil)
 262           (const :tag "Full Table of Contents" t)
 263           (integer :tag "TOC to level")))
 264
 265 (defcustom org-export-mark-todo-in-toc nil
 266   "Non-nil means mark TOC lines that contain any open TODO items."
 267   :group 'org-export-general
 268   :type 'boolean)
 269
 270 (defcustom org-export-with-todo-keywords t
 271   "Non-nil means include TODO keywords in export.
 272 When nil, remove all these keywords from the export."
 273   :group 'org-export-general
 274   :type 'boolean)
 275
 276 (defcustom org-export-with-priority nil
 277   "Non-nil means include priority cookies in export.
 278 When nil, remove priority cookies for export."
 279   :group 'org-export-general
 280   :type 'boolean)
 281
 282 (defcustom org-export-preserve-breaks nil
 283   "Non-nil means preserve all line breaks when exporting.
 284 Normally, in HTML output paragraphs will be reformatted.  In ASCII
 285 export, line breaks will always be preserved, regardless of this variable.
 286
 287 This option can also be set with the +OPTIONS line, e.g. \"\\n:t\"."
 288   :group 'org-export-general
 289   :type 'boolean)
 290
 291 (defcustom org-export-with-archived-trees 'headline
 292   "Whether subtrees with the ARCHIVE tag should be exported.
 293 This can have three different values
 294 nil       Do not export, pretend this tree is not present
 295 t         Do export the entire tree
 296 headline  Only export the headline, but skip the tree below it."
 297   :group 'org-export-general
 298   :group 'org-archive
 299   :type '(choice
 300           (const :tag "not at all" nil)
 301           (const :tag "headline only" 'headline)
 302           (const :tag "entirely" t)))
 303
 304 (defcustom org-export-author-info t
 305   "Non-nil means insert author name and email into the exported file.
 306
 307 This option can also be set with the +OPTIONS line,
 308 e.g. \"author-info:nil\"."
 309   :group 'org-export-general
 310   :type 'boolean)
 311
 312 (defcustom org-export-creator-info t
 313   "Non-nil means the postamble should contain a creator sentence.
 314 This sentence is \"HTML generated by org-mode XX in emacs XXX\"."
 315   :group 'org-export-general
 316   :type 'boolean)
 317
 318 (defcustom org-export-time-stamp-file t
 319   "Non-nil means insert a time stamp into the exported file.
 320 The time stamp shows when the file was created.
 321
 322 This option can also be set with the +OPTIONS line,
 323 e.g. \"timestamp:nil\"."
 324   :group 'org-export-general
 325   :type 'boolean)
 326
 327 (defcustom org-export-with-timestamps t
 328   "If nil, do not export time stamps and associated keywords."
 329   :group 'org-export-general
 330   :type 'boolean)
 331
 332 (defcustom org-export-remove-timestamps-from-toc t
 333   "If t, remove timestamps from the table of contents entries."
 334   :group 'org-export-general
 335   :type 'boolean)
 336
 337 (defcustom org-export-with-tags 'not-in-toc
 338   "If nil, do not export tags, just remove them from headlines.
 339 If this is the symbol `not-in-toc', tags will be removed from table of
 340 contents entries, but still be shown in the headlines of the document.
 341
 342 This option can also be set with the +OPTIONS line, e.g. \"tags:nil\"."
 343   :group 'org-export-general
 344   :type '(choice
 345           (const :tag "Off" nil)
 346           (const :tag "Not in TOC" not-in-toc)
 347           (const :tag "On" t)))
 348
 349 (defcustom org-export-with-drawers nil
 350   "Non-nil means export with drawers like the property drawer.
 351 When t, all drawers are exported.  This may also be a list of
 352 drawer names to export."
 353   :group 'org-export-general
 354   :type '(choice
 355           (const :tag "All drawers" t)
 356           (const :tag "None" nil)
 357           (repeat :tag "Selected drawers"
 358                   (string :tag "Drawer name"))))
 359
 360 (defvar org-export-first-hook nil
 361   "Hook called as the first thing in each exporter.
 362 Point will be still in the original buffer.
 363 Good for general initialization")
 364
 365 (defvar org-export-preprocess-hook nil
 366   "Hook for preprocessing an export buffer.
 367 Pretty much the first thing when exporting is running this hook.
 368 Point will be in a temporary buffer that contains a copy of
 369 the original buffer, or of the section that is being export.
 370 All the other hooks in the org-export-preprocess... category
 371 also work in that temporary buffer, already modified by various
 372 stages of the processing.")
 373
 374 (defvar org-export-preprocess-after-include-files-hook nil
 375   "Hook for preprocessing an export buffer.
 376 This is run after the contents of included files have been inserted.")
 377
 378 (defvar org-export-preprocess-after-tree-selection-hook nil
 379   "Hook for preprocessing an export buffer.
 380 This is run after selection of trees to be exported has happened.
 381 This selection includes tags-based selection, as well as removal
 382 of commented and archived trees.")
 383
 384 (defvar org-export-preprocess-before-selecting-backend-code-hook nil
 385   "Hook for preprocessing an export buffer.
 386 This is run just before backend-specific blocks get selected.")
 387
 388 (defvar org-export-preprocess-after-blockquote-hook nil
 389   "Hook for preprocessing an export buffer.
 390 This is run after blockquote/quote/verse/center have been marked
 391 with cookies.")
 392
 393 (defvar org-export-preprocess-before-normalizing-links-hook nil
 394   "Hook for preprocessing an export buffer.
 395 This hook is run before links are normalized.")
 396
 397 (defvar org-export-preprocess-before-backend-specifics-hook nil
 398   "Hook run before backend-specific functions are called during preprocessing.")
 399
 400 (defvar org-export-preprocess-final-hook nil
 401   "Hook for preprocessing an export buffer.
 402 This is run as the last thing in the preprocessing buffer, just before
 403 returning the buffer string to the backend.")
 404
 405 (defgroup org-export-translation nil
 406   "Options for translating special ascii sequences for the export backends."
 407   :tag "Org Export Translation"
 408   :group 'org-export)
 409
 410 (defcustom org-export-with-emphasize t
 411   "Non-nil means interpret *word*, /word/, and _word_ as emphasized text.
 412 If the export target supports emphasizing text, the word will be
 413 typeset in bold, italic, or underlined, respectively.  Works only for
 414 single words, but you can say: I *really* *mean* *this*.
 415 Not all export backends support this.
 416
 417 This option can also be set with the +OPTIONS line, e.g. \"*:nil\"."
 418   :group 'org-export-translation
 419   :type 'boolean)
 420
 421 (defcustom org-export-with-footnotes t
 422   "If nil, export [1] as a footnote marker.
 423 Lines starting with [1] will be formatted as footnotes.
 424
 425 This option can also be set with the +OPTIONS line, e.g. \"f:nil\"."
 426   :group 'org-export-translation
 427   :type 'boolean)
 428
 429 (defcustom org-export-with-sub-superscripts t
 430   "Non-nil means interpret \"_\" and \"^\" for export.
 431 When this option is turned on, you can use TeX-like syntax for sub- and
 432 superscripts.  Several characters after \"_\" or \"^\" will be
 433 considered as a single item - so grouping with {} is normally not
 434 needed.  For example, the following things will be parsed as single
 435 sub- or superscripts.
 436
 437  10^24   or   10^tau     several digits will be considered 1 item.
 438  10^-12  or   10^-tau    a leading sign with digits or a word
 439  x^2-y^3                 will be read as x^2 - y^3, because items are
 440                          terminated by almost any nonword/nondigit char.
 441  x_{i^2} or   x^(2-i)    braces or parenthesis do grouping.
 442
 443 Still, ambiguity is possible - so when in doubt use {} to enclose the
 444 sub/superscript.  If you set this variable to the symbol `{}',
 445 the braces are *required* in order to trigger interpretations as
 446 sub/superscript.  This can be helpful in documents that need \"_\"
 447 frequently in plain text.
 448
 449 Not all export backends support this, but HTML does.
 450
 451 This option can also be set with the +OPTIONS line, e.g. \"^:nil\"."
 452   :group 'org-export-translation
 453   :type '(choice
 454           (const :tag "Always interpret" t)
 455           (const :tag "Only with braces" {})
 456           (const :tag "Never interpret" nil)))
 457
 458 (defcustom org-export-with-TeX-macros t
 459   "Non-nil means interpret simple TeX-like macros when exporting.
 460 For example, HTML export converts \\alpha to &alpha; and \\AA to &Aring;.
 461 Not only real TeX macros will work here, but the standard HTML entities
 462 for math can be used as macro names as well.  For a list of supported
 463 names in HTML export, see the constant `org-html-entities'.
 464 Not all export backends support this.
 465
 466 This option can also be set with the +OPTIONS line, e.g. \"TeX:nil\"."
 467   :group 'org-export-translation
 468   :group 'org-export-latex
 469   :type 'boolean)
 470
 471 (defcustom org-export-with-LaTeX-fragments nil
 472   "Non-nil means convert LaTeX fragments to images when exporting to HTML.
 473 When set, the exporter will find LaTeX environments if the \\begin line is
 474 the first non-white thing on a line.  It will also find the math delimiters
 475 like $a=b$ and \\( a=b \\) for inline math,  $$a=b$$ and \\[ a=b \\] for
 476 display math.
 477
 478 This option can also be set with the +OPTIONS line, e.g. \"LaTeX:t\".
 479
 480 The default is nil, because this option needs the `dvipng' program which
 481 is not available on all systems."
 482   :group 'org-export-translation
 483   :group 'org-export-latex
 484   :type 'boolean)
 485
 486 (defcustom org-export-with-fixed-width t
 487   "Non-nil means lines starting with \":\" will be in fixed width font.
 488 This can be used to have pre-formatted text, fragments of code etc.  For
 489 example:
 490   : ;; Some Lisp examples
 491   : (while (defc cnt)
 492   :   (ding))
 493 will be looking just like this in also HTML.  See also the QUOTE keyword.
 494 Not all export backends support this.
 495
 496 This option can also be set with the +OPTIONS line, e.g. \"::nil\"."
 497   :group 'org-export-translation
 498   :type 'boolean)
 499
 500 (defcustom org-match-sexp-depth 3
 501   "Number of stacked braces for sub/superscript matching.
 502 This has to be set before loading org.el to be effective."
 503   :group 'org-export-translation
 504   :type 'integer)
 505
 506 (defgroup org-export-tables nil
 507   "Options for exporting tables in Org-mode."
 508   :tag "Org Export Tables"
 509   :group 'org-export)
 510
 511 (defcustom org-export-with-tables t
 512   "If non-nil, lines starting with \"|\" define a table.
 513 For example:
 514
 515   | Name        | Address  | Birthday  |
 516   |-------------+----------+-----------|
 517   | Arthur Dent | England  | 29.2.2100 |
 518
 519 Not all export backends support this.
 520
 521 This option can also be set with the +OPTIONS line, e.g. \"|:nil\"."
 522   :group 'org-export-tables
 523   :type 'boolean)
 524
 525 (defcustom org-export-highlight-first-table-line t
 526   "Non-nil means highlight the first table line.
 527 In HTML export, this means use <th> instead of <td>.
 528 In tables created with table.el, this applies to the first table line.
 529 In Org-mode tables, all lines before the first horizontal separator
 530 line will be formatted with <th> tags."
 531   :group 'org-export-tables
 532   :type 'boolean)
 533
 534 (defcustom org-export-table-remove-special-lines t
 535   "Remove special lines and marking characters in calculating tables.
 536 This removes the special marking character column from tables that are set
 537 up for spreadsheet calculations.  It also removes the entire lines
 538 marked with `!', `_', or `^'.  The lines with `$' are kept, because
 539 the values of constants may be useful to have."
 540   :group 'org-export-tables
 541   :type 'boolean)
 542
 543 (defcustom org-export-prefer-native-exporter-for-tables nil
 544   "Non-nil means always export tables created with table.el natively.
 545 Natively means use the HTML code generator in table.el.
 546 When nil, Org-mode's own HTML generator is used when possible (i.e. if
 547 the table does not use row- or column-spanning).  This has the
 548 advantage, that the automatic HTML conversions for math symbols and
 549 sub/superscripts can be applied.  Org-mode's HTML generator is also
 550 much faster."
 551   :group 'org-export-tables
 552   :type 'boolean)
 553
 554
 555 (defgroup org-export-xml nil
 556   "Options specific for XML export of Org-mode files."
 557   :tag "Org Export XML"
 558   :group 'org-export)
 559
 560 ;;;; Exporting
 561
 562 ;;; Variables, constants, and parameter plists
 563
 564 (defconst org-level-max 20)
 565
 566 (defvar org-current-export-file nil) ; dynamically scoped parameter
 567 (defvar org-current-export-dir nil) ; dynamically scoped parameter
 568 (defvar org-export-opt-plist nil
 569   "Contains the current option plist.")
 570 (defvar org-last-level nil) ; dynamically scoped variable
 571 (defvar org-min-level nil) ; dynamically scoped variable
 572 (defvar org-levels-open nil) ; dynamically scoped parameter
 573
 574 (defconst org-export-plist-vars
 575   '((:link-up                 nil         org-export-html-link-up)
 576     (:link-home               nil         org-export-html-link-home)
 577     (:language                nil         org-export-default-language)
 578     (:keywords                nil         org-export-page-keywords)
 579     (:description             nil         org-export-page-description)
 580     (:customtime              nil         org-display-custom-times)
 581     (:headline-levels         "H"         org-export-headline-levels)
 582     (:section-numbers         "num"       org-export-with-section-numbers)
 583     (:section-number-format   nil         org-export-section-number-format)
 584     (:table-of-contents       "toc"       org-export-with-toc)
 585     (:preserve-breaks         "\\n"       org-export-preserve-breaks)
 586     (:archived-trees          nil         org-export-with-archived-trees)
 587     (:emphasize               "*"         org-export-with-emphasize)
 588     (:sub-superscript         "^"         org-export-with-sub-superscripts)
 589     (:special-strings         "-"         org-export-with-special-strings)
 590     (:footnotes               "f"         org-export-with-footnotes)
 591     (:drawers                 "d"         org-export-with-drawers)
 592     (:tags                    "tags"      org-export-with-tags)
 593     (:todo-keywords           "todo"      org-export-with-todo-keywords)
 594     (:priority                "pri"       org-export-with-priority)
 595     (:TeX-macros              "TeX"       org-export-with-TeX-macros)
 596     (:LaTeX-fragments         "LaTeX"     org-export-with-LaTeX-fragments)
 597     (:latex-listings          nil         org-export-latex-listings)
 598     (:skip-before-1st-heading "skip"      org-export-skip-text-before-1st-heading)
 599     (:fixed-width             ":"         org-export-with-fixed-width)
 600     (:timestamps              "<"         org-export-with-timestamps)
 601     (:author-info             "author"    org-export-author-info)
 602     (:creator-info            "creator"   org-export-creator-info)
 603     (:time-stamp-file         "timestamp" org-export-time-stamp-file)
 604     (:tables                  "|"         org-export-with-tables)
 605     (:table-auto-headline     nil         org-export-highlight-first-table-line)
 606     (:style-include-default   nil         org-export-html-style-include-default)
 607     (:style-include-scripts   nil         org-export-html-style-include-scripts)
 608     (:style                   nil         org-export-html-style)
 609     (:style-extra             nil         org-export-html-style-extra)
 610     (:agenda-style            nil         org-agenda-export-html-style)
 611     (:convert-org-links       nil         org-export-html-link-org-files-as-html)
 612     (:inline-images           nil         org-export-html-inline-images)
 613     (:html-extension          nil         org-export-html-extension)
 614     (:xml-declaration         nil         org-export-html-xml-declaration)
 615     (:html-table-tag          nil         org-export-html-table-tag)
 616     (:expand-quoted-html      "@"         org-export-html-expand)
 617     (:timestamp               nil         org-export-html-with-timestamp)
 618     (:publishing-directory    nil         org-export-publishing-directory)
 619     (:preamble                nil         org-export-html-preamble)
 620     (:postamble               nil         org-export-html-postamble)
 621     (:auto-preamble           nil         org-export-html-auto-preamble)
 622     (:auto-postamble          nil         org-export-html-auto-postamble)
 623     (:author                  nil         user-full-name)
 624     (:email                   nil         user-mail-address)
 625     (:select-tags             nil         org-export-select-tags)
 626     (:exclude-tags            nil         org-export-exclude-tags)
 627
 628     (:latex-image-options     nil         org-export-latex-image-default-option))
 629   "List of properties that represent export/publishing variables.
 630 Each element is a list of 3 items:
 631 1. The property that is used internally, and also for org-publish-project-alist
 632 2. The string that can be used in the OPTION lines to set this option,
 633    or nil if this option cannot be changed in this way
 634 3. The customization variable that sets the default for this option."
 635 )
 636
 637 (defun org-default-export-plist ()
 638   "Return the property list with default settings for the export variables."
 639   (let* ((infile (org-infile-export-plist))
 640          (letbind (plist-get infile :let-bind))
 641          (l org-export-plist-vars) rtn e s v)
 642     (while (setq e (pop l))
 643       (setq s (nth 2 e)
 644             v (cond
 645                ((assq s letbind) (nth 1 (assq s letbind)))
 646                ((boundp s) (symbol-value s))
 647                (t nil))
 648             rtn (cons (car e) (cons v rtn))))
 649     rtn))
 650
 651 (defvar org-export-inbuffer-options-extra nil
 652   "List of additional in-buffer options that should be detected.
 653 Just before export, the buffer is scanned for options like #+TITLE, #+EMAIL,
 654 etc.  Extensions can add to this list to get their options detected, and they
 655 can then add a function to `org-export-options-filters' to process these
 656 options.
 657 Each element in this list must be a list, with the in-buffer keyword as car,
 658 and a property (a symbol) as the next element.  All occurrences of the
 659 keyword will be found, the values concatenated with a space character
 660 in between, and the result stored in the export options property list.")
 661
 662 (defvar org-export-options-filters nil
 663   "Functions to be called to finalize the export/publishing options.
 664 All these options are stored in a property list, and each of the functions
 665 in this hook gets a chance to modify this property list.  Each function
 666 must accept the property list as an argument, and must return the (possibly
 667 modified) list.")
 668
 669 ;; FIXME: should we fold case here?
 670 (defun org-infile-export-plist ()
 671   "Return the property list with file-local settings for export."
 672   (save-excursion
 673     (save-restriction
 674       (widen)
 675       (goto-char (point-min))
 676       (let ((re (org-make-options-regexp
 677                  (append
 678                   '("TITLE" "AUTHOR" "DATE" "EMAIL" "TEXT" "OPTIONS" "LANGUAGE"
 679                     "LINK_UP" "LINK_HOME" "SETUPFILE" "STYLE"
 680                     "LATEX_HEADER" "LATEX_CLASS"
 681                     "EXPORT_SELECT_TAGS" "EXPORT_EXCLUDE_TAGS"
 682                     "KEYWORDS" "DESCRIPTION" "MACRO" "BIND")
 683                   (mapcar 'car org-export-inbuffer-options-extra))))
 684             p key val text options a pr style
 685             latex-header latex-class macros letbind
 686             ext-setup-or-nil setup-contents (start 0))
 687         (while (or (and ext-setup-or-nil
 688                         (string-match re ext-setup-or-nil start)
 689                         (setq start (match-end 0)))
 690                    (and (setq ext-setup-or-nil nil start 0)
 691                         (re-search-forward re nil t)))
 692           (setq key (upcase (org-match-string-no-properties 1 ext-setup-or-nil))
 693                 val (org-match-string-no-properties 2 ext-setup-or-nil))
 694           (cond
 695            ((setq a (assoc key org-export-inbuffer-options-extra))
 696             (setq pr (nth 1 a))
 697             (setq p (plist-put p pr (concat (plist-get p pr) " " val))))
 698            ((string-equal key "TITLE") (setq p (plist-put p :title val)))
 699            ((string-equal key "AUTHOR")(setq p (plist-put p :author val)))
 700            ((string-equal key "EMAIL") (setq p (plist-put p :email val)))
 701            ((string-equal key "DATE") (setq p (plist-put p :date val)))
 702            ((string-equal key "KEYWORDS") (setq p (plist-put p :keywords val)))
 703            ((string-equal key "DESCRIPTION")
 704             (setq p (plist-put p :description val)))
 705            ((string-equal key "LANGUAGE") (setq p (plist-put p :language val)))
 706            ((string-equal key "STYLE")
 707             (setq style (concat style "\n" val)))
 708            ((string-equal key "LATEX_HEADER")
 709             (setq latex-header (concat latex-header "\n" val)))
 710            ((string-equal key "LATEX_CLASS")
 711             (setq latex-class val))
 712            ((string-equal key "TEXT")
 713             (setq text (if text (concat text "\n" val) val)))
 714            ((string-equal key "OPTIONS")
 715             (setq options (concat val " " options)))
 716            ((string-equal key "BIND")
 717             (push (read (concat "(" val ")")) letbind))
 718            ((string-equal key "LINK_UP")
 719             (setq p (plist-put p :link-up val)))
 720            ((string-equal key "LINK_HOME")
 721             (setq p (plist-put p :link-home val)))
 722            ((string-equal key "EXPORT_SELECT_TAGS")
 723             (setq p (plist-put p :select-tags (org-split-string val))))
 724            ((string-equal key "EXPORT_EXCLUDE_TAGS")
 725             (setq p (plist-put p :exclude-tags (org-split-string val))))
 726            ((string-equal key "MACRO")
 727             (push val macros))
 728            ((equal key "SETUPFILE")
 729             (setq setup-contents (org-file-contents
 730                                   (expand-file-name
 731                                    (org-remove-double-quotes
 732                                     (org-trim val)))
 733                                   'noerror))
 734             (if (not ext-setup-or-nil)
 735                 (setq ext-setup-or-nil setup-contents start 0)
 736               (setq ext-setup-or-nil
 737                     (concat (substring ext-setup-or-nil 0 start)
 738                             "\n" setup-contents "\n"
 739                             (substring ext-setup-or-nil start)))))))
 740         (setq p (plist-put p :text text))
 741         (when (and letbind (org-export-confirm-letbind))
 742           (setq p (plist-put p :let-bind letbind)))
 743         (when style (setq p (plist-put p :style-extra style)))
 744         (when latex-header
 745           (setq p (plist-put p :latex-header-extra (substring latex-header 1))))
 746         (when latex-class
 747           (setq p (plist-put p :latex-class latex-class)))
 748         (when options
 749           (setq p (org-export-add-options-to-plist p options)))
 750         ;; Add macro definitions
 751         (setq p (plist-put p :macro-date "(eval (format-time-string \"$1\"))"))
 752         (setq p (plist-put p :macro-time "(eval (format-time-string \"$1\"))"))
 753         (setq p (plist-put
 754                  p :macro-modification-time
 755                  (and (buffer-file-name)
 756                       (file-exists-p (buffer-file-name))
 757                       (concat
 758                        "(eval (format-time-string \"$1\" '"
 759                        (prin1-to-string (nth 5 (file-attributes
 760                                                 (buffer-file-name))))
 761                        "))"))))
 762         (setq p (plist-put p :macro-input-file (and (buffer-file-name)
 763                                                     (file-name-nondirectory
 764                                                      (buffer-file-name)))))
 765         (while (setq val (pop macros))
 766           (when (string-match "^\\([-a-zA-Z0-9_]+\\)[ \t]+\\(.*?[ \t]*$\\)" val)
 767             (setq p (plist-put
 768                      p (intern
 769                         (concat ":macro-" (downcase (match-string 1 val))))
 770                      (org-export-interpolate-newlines (match-string 2 val))))))
 771         p))))
 772
 773 (defun org-export-interpolate-newlines (s)
 774   (while (string-match "\\\\n" s)
 775     (setq s (replace-match "\n" t t s)))
 776   s)
 777
 778 (defvar org-export-allow-BIND-local nil)
 779 (defun org-export-confirm-letbind ()
 780   "Can we use #+BIND values during export?
 781 By default this will ask fro confirmation by the user, to divert possible
 782 security risks."
 783   (cond
 784    ((not org-export-allow-BIND) nil)
 785    ((eq org-export-allow-BIND t) t)
 786    ((local-variable-p 'org-export-allow-BIND-local (current-buffer))
 787     org-export-allow-BIND-local)
 788    (t (org-set-local 'org-export-allow-BIND-local
 789                      (yes-or-no-p "Allow BIND values in this buffer? ")))))
 790
 791 (defun org-install-letbind ()
 792   "Install the values from #+BIND lines as local variables."
 793   (let ((letbind (plist-get org-export-opt-plist :let-bind))
 794         pair)
 795     (while (setq pair (pop letbind))
 796       (org-set-local (car pair) (nth 1 pair)))))
 797
 798 (defun org-export-add-options-to-plist (p options)
 799   "Parse an OPTIONS line and set values in the property list P."
 800   (let (o)
 801     (when options
 802       (let ((op org-export-plist-vars))
 803         (while (setq o (pop op))
 804           (if (and (nth 1 o)
 805                    (string-match (concat (regexp-quote (nth 1 o))
 806                                          ":\\([^ \t\n\r;,.]*\\)")
 807                                  options))
 808               (setq p (plist-put p (car o)
 809                                  (car (read-from-string
 810                                        (match-string 1 options))))))))))
 811   p)
 812
 813 (defun org-export-add-subtree-options (p pos)
 814   "Add options in subtree at position POS to property list P."
 815   (save-excursion
 816     (goto-char pos)
 817     (when (org-at-heading-p)
 818       (let (a)
 819         ;; This is actually read in `org-export-get-title-from-subtree'
 820         ;; (when (setq a (org-entry-get pos "EXPORT_TITLE"))
 821         ;;   (setq p (plist-put p :title a)))
 822         (when (setq a (org-entry-get pos "EXPORT_TEXT"))
 823           (setq p (plist-put p :text a)))
 824         (when (setq a (org-entry-get pos "EXPORT_AUTHOR"))
 825           (setq p (plist-put p :author a)))
 826         (when (setq a (org-entry-get pos "EXPORT_DATE"))
 827           (setq p (plist-put p :date a)))
 828         (when (setq a (org-entry-get pos "EXPORT_OPTIONS"))
 829           (setq p (org-export-add-options-to-plist p a)))))
 830     p))
 831
 832 (defun org-export-directory (type plist)
 833   (let* ((val (plist-get plist :publishing-directory))
 834          (dir (if (listp val)
 835                   (or (cdr (assoc type val)) ".")
 836                 val)))
 837     dir))
 838
 839 (defun org-export-process-option-filters (plist)
 840   (let ((functions org-export-options-filters) f)
 841     (while (setq f (pop functions))
 842       (setq plist (funcall f plist))))
 843   plist)
 844
 845 ;;;###autoload
 846 (defun org-export (&optional arg)
 847   "Export dispatcher for Org-mode.
 848 When `org-export-run-in-background' is non-nil, try to run the command
 849 in the background.  This will be done only for commands that write
 850 to a file.  For details see the docstring of `org-export-run-in-background'.
 851
 852 The prefix argument ARG will be passed to the exporter.  However, if
 853 ARG is a double universal prefix `C-u C-u', that means to inverse the
 854 value of `org-export-run-in-background'."
 855   (interactive "P")
 856   (let* ((bg (org-xor (equal arg '(16)) org-export-run-in-background))
 857          subtree-p
 858          (help "[t]   insert the export option template
 859 \[v]   limit export to visible part of outline tree
 860 \[1]   only export the current subtree
 861 \[SPC] publish enclosing subtree (with LaTeX_CLASS or EXPORT_FILE_NAME prop)
 862
 863 \[a] export as ASCII     [A] to temporary buffer
 864
 865 \[h] export as HTML      [H] to temporary buffer   [R] export region
 866 \[b] export as HTML and open in browser
 867
 868 \[l] export as LaTeX     [L] to temporary buffer
 869 \[p] export as LaTeX and process to PDF            [d] ... and open PDF file
 870
 871 \[D] export as DocBook   [V] export as DocBook, process to PDF, and open
 872
 873 \[m] export as Freemind mind map
 874 \[x] export as XOXO
 875 \[g] export using Wes Hardaker's generic exporter
 876
 877 \[i] export current file as iCalendar file
 878 \[I] export all agenda files as iCalendar files   [c] ...as one combined file
 879
 880 \[F] publish current file          [P] publish current project
 881 \[X] publish a project...          [E] publish every projects")
 882          (cmds
 883           '((?t org-insert-export-options-template nil)
 884             (?v org-export-visible nil)
 885             (?a org-export-as-ascii t)
 886             (?A org-export-as-ascii-to-buffer t)
 887             (?h org-export-as-html t)
 888             (?b org-export-as-html-and-open t)
 889             (?H org-export-as-html-to-buffer nil)
 890             (?R org-export-region-as-html nil)
 891             (?x org-export-as-xoxo t)
 892             (?g org-export-generic t)
 893             (?D org-export-as-docbook t)
 894             (?V org-export-as-docbook-pdf-and-open t)
 895             (?m org-export-as-freemind t)
 896             (?l org-export-as-latex t)
 897             (?p org-export-as-pdf t)
 898             (?d org-export-as-pdf-and-open t)
 899             (?L org-export-as-latex-to-buffer nil)
 900             (?i org-export-icalendar-this-file t)
 901             (?I org-export-icalendar-all-agenda-files t)
 902             (?c org-export-icalendar-combine-agenda-files t)
 903             (?F org-publish-current-file t)
 904             (?P org-publish-current-project t)
 905             (?X org-publish t)
 906             (?E org-publish-all t)))
 907          r1 r2 ass
 908          (cpos (point)) (cbuf (current-buffer)) bpos)
 909     (save-excursion
 910       (save-window-excursion
 911         (delete-other-windows)
 912         (with-output-to-temp-buffer "*Org Export/Publishing Help*"
 913           (princ help))
 914         (org-fit-window-to-buffer (get-buffer-window
 915                                    "*Org Export/Publishing Help*"))
 916         (message "Select command: ")
 917         (setq r1 (read-char-exclusive))
 918         (when (eq r1 ?1)
 919           (setq subtree-p t)
 920           (message "Select command (for subtree): ")
 921           (setq r1 (read-char-exclusive)))
 922         (when (eq r1 ?\ )
 923           (let ((case-fold-search t))
 924             (if (re-search-backward
 925                  "^[ \t]+\\(:latex_class:\\|:export_title:\\)[ \t]+\\S-"
 926                  nil t)
 927                 (progn
 928                   (org-back-to-heading t)
 929                   (setq subtree-p t)
 930                   (setq bpos (point))
 931                   (message "Select command (for subtree): ")
 932                   (setq r1 (read-char-exclusive)))
 933               (error "No enclosing node with LaTeX_CLASS or EXPORT_FILE_NAME")
 934               )))))
 935     (and bpos (goto-char bpos))
 936     (setq r2 (if (< r1 27) (+ r1 96) r1))
 937     (unless (setq ass (assq r2 cmds))
 938       (error "No command associated with key %c" r1))
 939     (if (and bg (nth 2 ass)
 940              (not (buffer-base-buffer))
 941              (not (org-region-active-p)))
 942         ;; execute in background
 943         (let ((p (start-process
 944                   (concat "Exporting " (file-name-nondirectory (buffer-file-name)))
 945                   "*Org Processes*"
 946                   (expand-file-name invocation-name invocation-directory)
 947                   "-batch"
 948                   "-l" user-init-file
 949                   "--eval" "(require 'org-exp)"
 950                   "--eval" "(setq org-wait .2)"
 951                   (buffer-file-name)
 952                   "-f" (symbol-name (nth 1 ass)))))
 953           (set-process-sentinel p 'org-export-process-sentinel)
 954           (message "Background process \"%s\": started" p))
 955       ;; background processing not requested, or not possible
 956       (if subtree-p (progn (outline-mark-subtree) (activate-mark)))
 957       (call-interactively (nth 1 ass))
 958       (when (and bpos (get-buffer-window cbuf))
 959         (let ((cw (selected-window)))
 960           (select-window (get-buffer-window cbuf))
 961           (goto-char cpos)
 962           (deactivate-mark)
 963           (select-window cw))))))
 964
 965 (defun org-export-process-sentinel (process status)
 966   (if (string-match "\n+\\'" status)
 967       (setq status (substring status 0 -1)))
 968   (message "Background process \"%s\": %s" process status))
 969
 970 (defconst org-html-entities
 971   '(("nbsp")
 972     ("iexcl")
 973     ("cent")
 974     ("pound")
 975     ("curren")
 976     ("yen")
 977     ("brvbar")
 978     ("vert" . "&#124;")
 979     ("sect")
 980     ("uml")
 981     ("copy")
 982     ("ordf")
 983     ("laquo")
 984     ("not")
 985     ("shy")
 986     ("reg")
 987     ("macr")
 988     ("deg")
 989     ("pm" . "&plusmn;")
 990     ("plusmn")
 991     ("sup2")
 992     ("sup3")
 993     ("acute")
 994     ("micro")
 995     ("para")
 996     ("middot")
 997     ("odot"."o")
 998     ("star"."*")
 999     ("cedil")
1000     ("sup1")
1001     ("ordm")
1002     ("raquo")
1003     ("frac14")
1004     ("frac12")
1005     ("frac34")
1006     ("iquest")
1007     ("Agrave")
1008     ("Aacute")
1009     ("Acirc")
1010     ("Atilde")
1011     ("Auml")
1012     ("Aring") ("AA"."&Aring;")
1013     ("AElig")
1014     ("Ccedil")
1015     ("Egrave")
1016     ("Eacute")
1017     ("Ecirc")
1018     ("Euml")
1019     ("Igrave")
1020     ("Iacute")
1021     ("Icirc")
1022     ("Iuml")
1023     ("ETH")
1024     ("Ntilde")
1025     ("Ograve")
1026     ("Oacute")
1027     ("Ocirc")
1028     ("Otilde")
1029     ("Ouml")
1030     ("times")
1031     ("Oslash")
1032     ("Ugrave")
1033     ("Uacute")
1034     ("Ucirc")
1035     ("Uuml")
1036     ("Yacute")
1037     ("THORN")
1038     ("szlig")
1039     ("agrave")
1040     ("aacute")
1041     ("acirc")
1042     ("atilde")
1043     ("auml")
1044     ("aring")
1045     ("aelig")
1046     ("ccedil")
1047     ("checkmark" . "&#10003;")
1048     ("egrave")
1049     ("eacute")
1050     ("ecirc")
1051     ("euml")
1052     ("igrave")
1053     ("iacute")
1054     ("icirc")
1055     ("iuml")
1056     ("eth")
1057     ("ntilde")
1058     ("ograve")
1059     ("oacute")
1060     ("ocirc")
1061     ("otilde")
1062     ("ouml")
1063     ("divide")
1064     ("oslash")
1065     ("ugrave")
1066     ("uacute")
1067     ("ucirc")
1068     ("uuml")
1069     ("yacute")
1070     ("thorn")
1071     ("yuml")
1072     ("fnof")
1073     ("Alpha")
1074     ("Beta")
1075     ("Gamma")
1076     ("Delta")
1077     ("Epsilon")
1078     ("Zeta")
1079     ("Eta")
1080     ("Theta")
1081     ("Iota")
1082     ("Kappa")
1083     ("Lambda")
1084     ("Mu")
1085     ("Nu")
1086     ("Xi")
1087     ("Omicron")
1088     ("Pi")
1089     ("Rho")
1090     ("Sigma")
1091     ("Tau")
1092     ("Upsilon")
1093     ("Phi")
1094     ("Chi")
1095     ("Psi")
1096     ("Omega")
1097     ("alpha")
1098     ("beta")
1099     ("gamma")
1100     ("delta")
1101     ("epsilon")
1102     ("varepsilon"."&epsilon;")
1103     ("zeta")
1104     ("eta")
1105     ("theta")
1106     ("iota")
1107     ("kappa")
1108     ("lambda")
1109     ("mu")
1110     ("nu")
1111     ("xi")
1112     ("omicron")
1113     ("pi")
1114     ("rho")
1115     ("sigmaf") ("varsigma"."&sigmaf;")
1116     ("sigma")
1117     ("tau")
1118     ("upsilon")
1119     ("phi")
1120     ("chi")
1121     ("psi")
1122     ("omega")
1123     ("thetasym") ("vartheta"."&thetasym;")
1124     ("upsih")
1125     ("piv")
1126     ("bull") ("bullet"."&bull;")
1127     ("hellip") ("dots"."&hellip;")
1128     ("prime")
1129     ("Prime")
1130     ("oline")
1131     ("frasl")
1132     ("weierp")
1133     ("image")
1134     ("real")
1135     ("trade")
1136     ("alefsym")
1137     ("larr") ("leftarrow"."&larr;") ("gets"."&larr;")
1138     ("uarr") ("uparrow"."&uarr;")
1139     ("rarr") ("to"."&rarr;") ("rightarrow"."&rarr;")
1140     ("darr")("downarrow"."&darr;")
1141     ("harr") ("leftrightarrow"."&harr;")
1142     ("crarr") ("hookleftarrow"."&crarr;") ; has round hook, not quite CR
1143     ("lArr") ("Leftarrow"."&lArr;")
1144     ("uArr") ("Uparrow"."&uArr;")
1145     ("rArr") ("Rightarrow"."&rArr;")
1146     ("dArr") ("Downarrow"."&dArr;")
1147     ("hArr") ("Leftrightarrow"."&hArr;")
1148     ("forall")
1149     ("part") ("partial"."&part;")
1150     ("exist") ("exists"."&exist;")
1151     ("empty") ("emptyset"."&empty;")
1152     ("nabla")
1153     ("isin") ("in"."&isin;")
1154     ("notin")
1155     ("ni")
1156     ("prod")
1157     ("sum")
1158     ("minus")
1159     ("lowast") ("ast"."&lowast;")
1160     ("radic")
1161     ("prop") ("proptp"."&prop;")
1162     ("infin") ("infty"."&infin;")
1163     ("ang") ("angle"."&ang;")
1164     ("and") ("wedge"."&and;")
1165     ("or") ("vee"."&or;")
1166     ("cap")
1167     ("cup")
1168     ("int")
1169     ("there4")
1170     ("sim")
1171     ("cong") ("simeq"."&cong;")
1172     ("asymp")("approx"."&asymp;")
1173     ("ne") ("neq"."&ne;")
1174     ("equiv")
1175     ("le")
1176     ("ge")
1177     ("sub") ("subset"."&sub;")
1178     ("sup") ("supset"."&sup;")
1179     ("nsub")
1180     ("sube")
1181     ("supe")
1182     ("oplus")
1183     ("otimes")
1184     ("perp")
1185     ("sdot") ("cdot"."&sdot;")
1186     ("lceil")
1187     ("rceil")
1188     ("lfloor")
1189     ("rfloor")
1190     ("lang")
1191     ("rang")
1192     ("loz") ("Diamond"."&loz;")
1193     ("spades") ("spadesuit"."&spades;")
1194     ("clubs") ("clubsuit"."&clubs;")
1195     ("hearts")
1196     ("diams") ("diamondsuit"."&diams;")
1197     ("smile"."&#9786;") ("blacksmile"."&#9787;") ("sad"."&#9785;")
1198     ("quot")
1199     ("amp")
1200     ("lt")
1201     ("gt")
1202     ("OElig")
1203     ("oelig")
1204     ("Scaron")
1205     ("scaron")
1206     ("Yuml")
1207     ("circ")
1208     ("tilde")
1209     ("ensp")
1210     ("emsp")
1211     ("thinsp")
1212     ("zwnj")
1213     ("zwj")
1214     ("lrm")
1215     ("rlm")
1216     ("ndash")
1217     ("mdash")
1218     ("lsquo")
1219     ("rsquo")
1220     ("sbquo")
1221     ("ldquo")
1222     ("rdquo")
1223     ("bdquo")
1224     ("dagger")
1225     ("Dagger")
1226     ("permil")
1227     ("lsaquo")
1228     ("rsaquo")
1229     ("euro")
1230     ("EUR"."&euro;")
1231     ("EURdig"."&euro;")
1232     ("EURhv"."&euro;")
1233     ("EURcr"."&euro;")
1234     ("EURtm"."&euro;")
1235     ("arccos"."arccos")
1236     ("arcsin"."arcsin")
1237     ("arctan"."arctan")
1238     ("arg"."arg")
1239     ("cos"."cos")
1240     ("cosh"."cosh")
1241     ("cot"."cot")
1242     ("coth"."coth")
1243     ("csc"."csc")
1244     ("deg"."deg")
1245     ("det"."det")
1246     ("dim"."dim")
1247     ("exp"."exp")
1248     ("gcd"."gcd")
1249     ("hom"."hom")
1250     ("inf"."inf")
1251     ("ker"."ker")
1252     ("lg"."lg")
1253     ("lim"."lim")
1254     ("liminf"."liminf")
1255     ("limsup"."limsup")
1256     ("ln"."ln")
1257     ("log"."log")
1258     ("max"."max")
1259     ("min"."min")
1260     ("Pr"."Pr")
1261     ("sec"."sec")
1262     ("sin"."sin")
1263     ("sinh"."sinh")
1264     ("sup"."sup")
1265     ("tan"."tan")
1266     ("tanh"."tanh")
1267     )
1268   "Entities for TeX->HTML translation.
1269 Entries can be like (\"ent\"), in which case \"\\ent\" will be translated to
1270 \"&ent;\".  An entry can also be a dotted pair like (\"ent\".\"&other;\").
1271 In that case, \"\\ent\" will be translated to \"&other;\".
1272 The list contains HTML entities for Latin-1, Greek and other symbols.
1273 It is supplemented by a number of commonly used TeX macros with appropriate
1274 translations.  There is currently no way for users to extend this.")
1275
1276 ;;; General functions for all backends
1277
1278 (defvar org-export-target-aliases nil
1279   "Alist of targets with invisible aliases.")
1280 (defvar org-export-preferred-target-alist nil
1281   "Alist of section id's with preferred aliases.")
1282 (defvar org-export-code-refs nil
1283   "Alist of code references and line numbers")
1284
1285 (defun org-export-preprocess-string (string &rest parameters)
1286   "Cleanup STRING so that that the true exported has a more consistent source.
1287 This function takes STRING, which should be a buffer-string of an org-file
1288 to export.  It then creates a temporary buffer where it does its job.
1289 The result is then again returned as a string, and the exporter works
1290 on this string to produce the exported version."
1291   (interactive)
1292   (let* ((htmlp (plist-get parameters :for-html))
1293          (asciip (plist-get parameters :for-ascii))
1294          (latexp (plist-get parameters :for-LaTeX))
1295          (docbookp (plist-get parameters :for-docbook))
1296          (backend (cond (htmlp 'html)
1297                         (latexp 'latex)
1298                         (asciip 'ascii)
1299                         (docbookp 'docbook)))
1300          (archived-trees (plist-get parameters :archived-trees))
1301          (inhibit-read-only t)
1302          (drawers org-drawers)
1303          (outline-regexp "\\*+ ")
1304          target-alist rtn)
1305
1306     (setq org-export-target-aliases nil)
1307     (setq org-export-preferred-target-alist nil)
1308     (setq org-export-code-refs nil)
1309
1310     (with-current-buffer (get-buffer-create " org-mode-tmp")
1311       (erase-buffer)
1312       (insert string)
1313       (setq case-fold-search t)
1314
1315       (let ((inhibit-read-only t))
1316         (remove-text-properties (point-min) (point-max)
1317                                 '(read-only t)))
1318
1319       ;; Remove license-to-kill stuff
1320       ;; The caller marks some stuff for killing, stuff that has been
1321       ;; used to create the page title, for example.
1322       (org-export-kill-licensed-text)
1323
1324       (let ((org-inhibit-startup t)) (org-mode))
1325       (setq case-fold-search t)
1326       (org-install-letbind)
1327
1328       ;; Call the hook
1329       (run-hooks 'org-export-preprocess-hook)
1330
1331       ;; Process the macros
1332       (org-export-preprocess-apply-macros)
1333       (run-hooks 'org-export-preprocess-after-macros-hook)
1334
1335       (untabify (point-min) (point-max))
1336
1337       ;; Handle include files, and call a hook
1338       (org-export-handle-include-files)
1339       (run-hooks 'org-export-preprocess-after-include-files-hook)
1340
1341       ;; Get rid of archived trees
1342       (org-export-remove-archived-trees archived-trees)
1343
1344       ;; Remove comment environment and comment subtrees
1345       (org-export-remove-comment-blocks-and-subtrees)
1346
1347       ;; Get rid of excluded trees, and call a hook
1348       (org-export-handle-export-tags (plist-get parameters :select-tags)
1349                                      (plist-get parameters :exclude-tags))
1350       (run-hooks 'org-export-preprocess-after-tree-selection-hook)
1351
1352       ;; Handle source code snippets
1353       (org-export-replace-src-segments-and-examples backend)
1354
1355       ;; Protect short examples marked by a leading colon
1356       (org-export-protect-colon-examples)
1357
1358       ;; Normalize footnotes
1359       (when (plist-get parameters :footnotes)
1360         (org-footnote-normalize nil t))
1361
1362       ;; Find all headings and compute the targets for them
1363       (setq target-alist (org-export-define-heading-targets target-alist))
1364
1365       ;; Find HTML special classes for headlines
1366       (org-export-remember-html-container-classes)
1367
1368       ;; Get rid of drawers
1369       (org-export-remove-or-extract-drawers
1370        drawers (plist-get parameters :drawers) backend)
1371
1372       ;; Get the correct stuff before the first headline
1373       (when (plist-get parameters :skip-before-1st-heading)
1374         (goto-char (point-min))
1375         (when (re-search-forward "^\\(#.*\n\\)?\\*+[ \t]" nil t)
1376           (delete-region (point-min) (match-beginning 0))
1377           (goto-char (point-min))
1378           (insert "\n")))
1379       (when (plist-get parameters :add-text)
1380         (goto-char (point-min))
1381         (insert (plist-get parameters :add-text) "\n"))
1382
1383       ;; Remove todo-keywords before exporting, if the user has requested so
1384       (org-export-remove-headline-metadata parameters)
1385
1386       ;; Find targets in comments and move them out of comments,
1387       ;; but mark them as targets that should be invisible
1388       (setq target-alist (org-export-handle-invisible-targets target-alist))
1389
1390       ;; Select and protect backend specific stuff, throw away stuff
1391       ;; that is specific for other backends
1392       (run-hooks 'org-export-preprocess-before-selecting-backend-code-hook)
1393       (org-export-select-backend-specific-text backend)
1394
1395       ;; Protect quoted subtrees
1396       (org-export-protect-quoted-subtrees)
1397
1398       ;; Remove clock lines
1399       (org-export-remove-clock-lines)
1400
1401       ;; Protect verbatim elements
1402       (org-export-protect-verbatim)
1403
1404       ;; Blockquotes, verse, and center
1405       (org-export-mark-blockquote-verse-center)
1406       (run-hooks 'org-export-preprocess-after-blockquote-hook)
1407
1408       ;; Remove timestamps, if the user has requested so
1409       (unless (plist-get parameters :timestamps)
1410         (org-export-remove-timestamps))
1411
1412       ;; Attach captions to the correct object
1413       (setq target-alist (org-export-attach-captions-and-attributes
1414                           backend target-alist))
1415
1416       ;; Find matches for radio targets and turn them into internal links
1417       (org-export-mark-radio-links)
1418
1419       ;; Find all links that contain a newline and put them into a single line
1420       (org-export-concatenate-multiline-links)
1421
1422       ;; Normalize links: Convert angle and plain links into bracket links
1423       ;; and expand link abbreviations
1424       (run-hooks 'org-export-preprocess-before-normalizing-links-hook)
1425       (org-export-normalize-links)
1426
1427       ;; Find all internal links.  If they have a fuzzy match (i.e. not
1428       ;; a *dedicated* target match, let the link  point to the
1429       ;; corresponding section.
1430       (org-export-target-internal-links target-alist)
1431
1432       ;; Find multiline emphasis and put them into single line
1433       (when (plist-get parameters :emph-multiline)
1434         (org-export-concatenate-multiline-emphasis))
1435
1436       ;; Remove special table lines
1437       (when org-export-table-remove-special-lines
1438         (org-export-remove-special-table-lines))
1439
1440       ;; Another hook
1441       (run-hooks 'org-export-preprocess-before-backend-specifics-hook)
1442
1443       ;; LaTeX-specific preprocessing
1444       (when latexp
1445         (require 'org-latex nil)
1446         (org-export-latex-preprocess parameters))
1447
1448       ;; ASCII-specific preprocessing
1449       (when asciip
1450         (org-export-ascii-preprocess parameters))
1451
1452       ;; HTML-specific preprocessing
1453       (when htmlp
1454         (org-export-html-preprocess parameters))
1455
1456       ;; DocBook-specific preprocessing
1457       (when docbookp
1458         (require 'org-docbook nil)
1459         (org-export-docbook-preprocess parameters))
1460
1461       ;; Remove or replace comments
1462       (org-export-handle-comments (plist-get parameters :comments))
1463
1464       ;; Run the final hook
1465       (run-hooks 'org-export-preprocess-final-hook)
1466
1467       (setq rtn (buffer-string)))
1468     (kill-buffer " org-mode-tmp")
1469     rtn))
1470
1471 (defun org-export-kill-licensed-text ()
1472   "Remove all text that is marked with a :org-license-to-kill property."
1473   (let (p)
1474     (while (setq p (text-property-any (point-min) (point-max)
1475                                       :org-license-to-kill t))
1476       (delete-region
1477        p (or (next-single-property-change p :org-license-to-kill)
1478              (point-max))))))
1479
1480 (defun org-export-define-heading-targets (target-alist)
1481   "Find all headings and define the targets for them.
1482 The new targets are added to TARGET-ALIST, which is also returned."
1483   (goto-char (point-min))
1484   (org-init-section-numbers)
1485   (let ((re (concat "^" org-outline-regexp
1486                     "\\| [ \t]*:\\(ID\\|CUSTOM_ID\\):[ \t]*\\([^ \t\r\n]+\\)"))
1487         level target last-section-target a id)
1488     (while (re-search-forward re nil t)
1489       (if (match-end 2)
1490           (progn
1491             (setq id (org-match-string-no-properties 2))
1492             (push (cons id target) target-alist)
1493             (setq a (or (assoc last-section-target org-export-target-aliases)
1494                         (progn
1495                           (push (list last-section-target)
1496                                 org-export-target-aliases)
1497                           (car org-export-target-aliases))))
1498             (push (caar target-alist) (cdr a))
1499             (when (equal (match-string 1) "CUSTOM_ID")
1500               (if (not (assoc last-section-target
1501                               org-export-preferred-target-alist))
1502                   (push (cons last-section-target id)
1503                         org-export-preferred-target-alist))))
1504         (setq level (org-reduced-level
1505                      (save-excursion (goto-char (point-at-bol))
1506                                      (org-outline-level))))
1507         (setq target (org-solidify-link-text
1508                       (format "sec-%s" (org-section-number level))))
1509         (setq last-section-target target)
1510         (push (cons target target) target-alist)
1511         (add-text-properties
1512          (point-at-bol) (point-at-eol)
1513          (list 'target target)))))
1514   target-alist)
1515
1516 (defun org-export-handle-invisible-targets (target-alist)
1517   "Find targets in comments and move them out of comments.
1518 Mark them as invisible targets."
1519   (let (target tmp a)
1520     (goto-char (point-min))
1521     (while (re-search-forward "^#.*?\\(<<<?\\([^>\r\n]+\\)>>>?\\).*" nil t)
1522       ;; Check if the line before or after is a headline with a target
1523       (if (setq target (or (get-text-property (point-at-bol 0) 'target)
1524                            (get-text-property (point-at-bol 2) 'target)))
1525           (progn
1526             ;; use the existing target in a neighboring line
1527             (setq tmp (match-string 2))
1528             (replace-match "")
1529             (and (looking-at "\n") (delete-char 1))
1530             (push (cons (setq tmp (org-solidify-link-text tmp)) target)
1531                   target-alist)
1532             (setq a (or (assoc target org-export-target-aliases)
1533                         (progn
1534                           (push (list target) org-export-target-aliases)
1535                           (car org-export-target-aliases))))
1536             (push tmp (cdr a)))
1537         ;; Make an invisible target
1538         (replace-match "\\1(INVISIBLE)"))))
1539   target-alist)
1540
1541 (defun org-export-target-internal-links (target-alist)
1542   "Find all internal links and assign targets to them.
1543 If a link has a fuzzy match (i.e. not a *dedicated* target match),
1544 let the link  point to the corresponding section.
1545 This function also handles the id links, if they have a match in
1546 the current file."
1547   (goto-char (point-min))
1548   (while (re-search-forward org-bracket-link-regexp nil t)
1549     (org-if-unprotected-at (1+ (match-beginning 0))
1550      (let* ((md (match-data))
1551             (desc (match-end 2))
1552             (link (org-link-unescape (match-string 1)))
1553             (slink (org-solidify-link-text link))
1554             found props pos cref
1555             (target
1556              (cond
1557               ((= (string-to-char link) ?#)
1558                ;; user wants exactly this link
1559                link)
1560               ((cdr (assoc slink target-alist))
1561                (or (cdr (assoc (assoc slink target-alist)
1562                                org-export-preferred-target-alist))
1563                    (cdr (assoc slink target-alist))))
1564               ((and (string-match "^id:" link)
1565                     (cdr (assoc (substring link 3) target-alist))))
1566               ((string-match "^(\\(.*\\))$" link)
1567                (setq cref (match-string 1 link))
1568                (concat "coderef:" cref))
1569               ((string-match org-link-types-re link) nil)
1570               ((or (file-name-absolute-p link)
1571                    (string-match "^\\." link))
1572                nil)
1573               (t
1574                (save-excursion
1575                  (setq found (condition-case nil (org-link-search link)
1576                                (error nil)))
1577                  (when (and found
1578                             (or (org-on-heading-p)
1579                                 (not (eq found 'dedicated))))
1580                    (or (get-text-property (point) 'target)
1581                        (get-text-property
1582                         (max (point-min)
1583                              (1- (or (previous-single-property-change
1584                                       (point) 'target) 0)))
1585                         'target))))))))
1586        (when target
1587          (set-match-data md)
1588          (goto-char (match-beginning 1))
1589          (setq props (text-properties-at (point)))
1590          (delete-region (match-beginning 1) (match-end 1))
1591          (setq pos (point))
1592          (insert target)
1593          (unless desc (insert "][" link))
1594          (add-text-properties pos (point) props))))))
1595
1596 (defun org-export-remember-html-container-classes ()
1597   "Store the HTML_CONTAINER_CLASS properties in a text property."
1598   (goto-char (point-min))
1599   (let (class)
1600     (while (re-search-forward
1601             "^[ \t]*:HTML_CONTAINER_CLASS:[ \t]+\\(\\S-+\\)" nil t)
1602       (setq class (match-string 1))
1603       (save-excursion
1604         (org-back-to-heading t)
1605         (put-text-property (point-at-bol) (point-at-eol) 'html-container-class class)))))
1606
1607 (defvar org-export-format-drawer-function nil
1608   "Function to be called to format the contents of a drawer.
1609 The function must accept three parameters:
1610   BACKEND  one of the symbols html, docbook, latex, ascii, xoxo
1611   NAME     the drawer name, like \"PROPERTIES\"
1612   CONTENT  the content of the drawer.
1613 The function should return the text to be inserted into the buffer.
1614 If this is nil, `org-export-format-drawer' is used as a default.")
1615
1616 (defun org-export-remove-or-extract-drawers (all-drawers exp-drawers backend)
1617   "Remove drawers, or extract and format the content.
1618 ALL-DRAWERS is a list of all drawer names valid in the current buffer.
1619 EXP-DRAWERS can be t to keep all drawer contents, or a list of drawers
1620 whose content to keep.  Any drawers that are in ALL-DRAWERS but not in
1621 EXP-DRAWERS will be removed.
1622 BACKEND is the current export backend."
1623   (goto-char (point-min))
1624   (let ((re (concat "^[ \t]*:\\("
1625                     (mapconcat 'identity all-drawers "\\|")
1626                     "\\):[ \t]*$"))
1627         name beg beg-content eol content)
1628     (while (re-search-forward re nil t)
1629       (org-if-unprotected
1630        (setq name (match-string 1))
1631        (setq beg (match-beginning 0)
1632              beg-content (1+ (point-at-eol))
1633              eol (point-at-eol))
1634        (if (not (and (re-search-forward
1635                       "^\\([ \t]*:END:[ \t]*\n?\\)\\|^\\*+[ \t]" nil t)
1636                      (match-end 1)))
1637            (goto-char eol)
1638          (goto-char (match-beginning 0))
1639          (and (looking-at ".*\n?") (replace-match ""))
1640          (setq content (buffer-substring beg-content (point)))
1641          (delete-region beg (point))
1642          (when (or (eq exp-drawers t)
1643                    (member name exp-drawers))
1644            (setq content (funcall (or org-export-format-drawer-function
1645                                       'org-export-format-drawer)
1646                                   name content backend))
1647            (insert content)))))))
1648
1649 (defun org-export-format-drawer (name content backend)
1650   "Format the content of a drawer as a colon example."
1651   (if (string-match "[ \t]+\\'" content)
1652       (setq content (substring content (match-beginning 0))))
1653   (while (string-match "\\`[ \t]*\n" content)
1654     (setq content (substring content (match-end 0))))
1655   (setq content (org-remove-indentation content))
1656   (setq content (concat ": " (mapconcat 'identity
1657                                         (org-split-string content "\n")
1658                                         "\n: ")
1659                         "\n"))
1660   (setq content (concat " : " (upcase name) "\n" content))
1661   (org-add-props content nil 'org-protected t))
1662
1663 (defun org-export-handle-export-tags (select-tags exclude-tags)
1664   "Modify the buffer, honoring SELECT-TAGS and EXCLUDE-TAGS.
1665 Both arguments are lists of tags.
1666 If any of SELECT-TAGS is found, all trees not marked by a SELECT-TAG
1667 will be removed.
1668 After that, all subtrees that are marked by EXCLUDE-TAGS will be
1669 removed as well."
1670   (remove-text-properties (point-min) (point-max) '(:org-delete t))
1671   (let* ((re-sel (concat ":\\(" (mapconcat 'regexp-quote
1672                                            select-tags "\\|")
1673                          "\\):"))
1674          (re-excl (concat ":\\(" (mapconcat 'regexp-quote
1675                                            exclude-tags "\\|")
1676                         "\\):"))
1677          beg end cont)
1678     (goto-char (point-min))
1679     (when (and select-tags
1680                (re-search-forward
1681                 (concat "^\\*+[ \t].*" re-sel "[^ \t\n]*[ \t]*$") nil t))
1682       ;; At least one tree is marked for export, this means
1683       ;; all the unmarked stuff needs to go.
1684       ;; Dig out the trees that should be exported
1685       (goto-char (point-min))
1686       (outline-next-heading)
1687       (setq beg (point))
1688       (put-text-property beg (point-max) :org-delete t)
1689       (while (re-search-forward re-sel nil t)
1690         (when (org-on-heading-p)
1691           (org-back-to-heading)
1692           (remove-text-properties
1693            (max (1- (point)) (point-min))
1694            (setq cont (save-excursion (org-end-of-subtree t t)))
1695            '(:org-delete t))
1696           (while (and (org-up-heading-safe)
1697                       (get-text-property (point) :org-delete))
1698             (remove-text-properties (max (1- (point)) (point-min))
1699                                     (point-at-eol) '(:org-delete t)))
1700           (goto-char cont))))
1701     ;; Remove the trees explicitly marked for noexport
1702     (when exclude-tags
1703       (goto-char (point-min))
1704       (while (re-search-forward re-excl nil t)
1705         (when (org-at-heading-p)
1706           (org-back-to-heading t)
1707           (setq beg (point))
1708           (org-end-of-subtree t t)
1709           (delete-region beg (point))
1710           (when (featurep 'org-inlinetask)
1711             (org-inlinetask-remove-END-maybe)))))
1712     ;; Remove everything that is now still marked for deletion
1713     (goto-char (point-min))
1714     (while (setq beg (text-property-any (point-min) (point-max) :org-delete t))
1715       (setq end (or (next-single-property-change beg :org-delete)
1716                     (point-max)))
1717       (delete-region beg end))))
1718
1719 (defun org-export-remove-archived-trees (export-archived-trees)
1720   "Remove archived trees.
1721 When EXPORT-ARCHIVED-TREES is `headline;, only the headline will be exported.
1722 When it is t, the entire archived tree will be exported.
1723 When it is nil the entire tree including the headline will be removed
1724 from the buffer."
1725   (let ((re-archive (concat ":" org-archive-tag ":"))
1726         a b)
1727     (when (not (eq export-archived-trees t))
1728       (goto-char (point-min))
1729       (while (re-search-forward re-archive nil t)
1730         (if (not (org-on-heading-p t))
1731             (org-end-of-subtree t)
1732           (beginning-of-line 1)
1733           (setq a (if export-archived-trees
1734                       (1+ (point-at-eol)) (point))
1735                 b (org-end-of-subtree t))
1736           (if (> b a) (delete-region a b)))))))
1737
1738 (defun org-export-remove-headline-metadata (opts)
1739   "Remove meta data from the headline, according to user options."
1740   (let ((re org-complex-heading-regexp)
1741         (todo (plist-get opts :todo-keywords))
1742         (tags (plist-get opts :tags))
1743         (pri  (plist-get opts :priority))
1744         (elts '(1 2 3 4 5))
1745         rpl)
1746     (setq elts (delq nil (list 1 (if todo 2) (if pri 3) 4 (if tags 5))))
1747     (when (or (not todo) (not tags) (not pri))
1748       (goto-char (point-min))
1749       (while (re-search-forward re nil t)
1750         (org-if-unprotected
1751          (setq rpl (mapconcat (lambda (i) (if (match-end i) (match-string i) ""))
1752                               elts " "))
1753          (replace-match rpl t t))))))
1754
1755 (defun org-export-remove-timestamps ()
1756   "Remove timestamps and keywords for export."
1757   (goto-char (point-min))
1758   (while (re-search-forward org-maybe-keyword-time-regexp nil t)
1759     (backward-char 1)
1760     (org-if-unprotected
1761      (unless (save-match-data (org-at-table-p))
1762        (replace-match "")
1763        (beginning-of-line 1)
1764        (if (looking-at "[- \t]*\\(=>[- \t0-9:]*\\)?[ \t]*\n")
1765            (replace-match ""))))))
1766
1767 (defun org-export-remove-clock-lines ()
1768   "Remove clock lines for export."
1769   (goto-char (point-min))
1770   (let ((re (concat "^[ \t]*" org-clock-string ".*\n?")))
1771     (while (re-search-forward re nil t)
1772       (org-if-unprotected
1773        (replace-match "")))))
1774
1775 (defun org-export-protect-quoted-subtrees ()
1776   "Mark quoted subtrees with the protection property."
1777   (let ((re-quote (concat "^\\*+[ \t]+" org-quote-string "\\>")))
1778     (goto-char (point-min))
1779     (while (re-search-forward re-quote nil t)
1780       (goto-char (match-beginning 0))
1781       (end-of-line 1)
1782       (add-text-properties (point) (org-end-of-subtree t)
1783                            '(org-protected t)))))
1784
1785 (defun org-export-protect-verbatim ()
1786   "Mark verbatim snippets with the protection property."
1787   (goto-char (point-min))
1788   (while (re-search-forward org-verbatim-re nil t)
1789     (org-if-unprotected
1790      (add-text-properties (match-beginning 4) (match-end 4)
1791                           '(org-protected t org-verbatim-emph t))
1792      (goto-char (1+ (match-end 4))))))
1793
1794 (defun org-export-protect-colon-examples ()
1795   "Protect lines starting with a colon."
1796   (goto-char (point-min))
1797   (let ((re "^[ \t]*:\\([ \t]\\|$\\)") beg)
1798     (while (re-search-forward re nil t)
1799       (beginning-of-line 1)
1800       (setq beg (point))
1801       (while (looking-at re)
1802         (end-of-line 1)
1803         (or (eobp) (forward-char 1)))
1804       (add-text-properties beg (if (bolp) (1- (point)) (point))
1805                            '(org-protected t)))))
1806
1807 (defun org-export-select-backend-specific-text (backend)
1808   (let ((formatters
1809          '((docbook "DOCBOOK" "BEGIN_DOCBOOK" "END_DOCBOOK")
1810            (html "HTML" "BEGIN_HTML" "END_HTML")
1811            (beamer "BEAMER" "BEGIN_BEAMER" "END_BEAMER")
1812            (ascii "ASCII" "BEGIN_ASCII" "END_ASCII")
1813            (latex "LaTeX" "BEGIN_LaTeX" "END_LaTeX")))
1814         (case-fold-search t)
1815         fmt beg beg-content end end-content)
1816
1817     (while formatters
1818       (setq fmt (pop formatters))
1819       (when (eq (car fmt) backend)
1820         ;; This is selected code, put it into the file for real
1821         (goto-char (point-min))
1822         (while (re-search-forward (concat "^\\([ \t]*\\)#\\+" (cadr fmt)
1823                                           ":[ \t]*\\(.*\\)") nil t)
1824           (replace-match "\\1\\2" t)
1825           (add-text-properties
1826            (point-at-bol) (min (1+ (point-at-eol)) (point-max))
1827            '(org-protected t))))
1828       (goto-char (point-min))
1829       (while (re-search-forward (concat "^[ \t]*#\\+" (caddr fmt) "\\>.*\n?")
1830                                 nil t)
1831         (setq beg (match-beginning 0) beg-content (match-end 0))
1832         (when (re-search-forward (concat "^[ \t]*#\\+" (cadddr fmt) "\\>.*\n?")
1833                                  nil t)
1834           (setq end (match-end 0) end-content (match-beginning 0))
1835           (if (eq (car fmt) backend)
1836               ;; yes, keep this
1837               (progn
1838                 (add-text-properties beg-content end-content '(org-protected t))
1839                 (delete-region (match-beginning 0) (match-end 0))
1840                 (save-excursion
1841                   (goto-char beg)
1842                   (delete-region (point) (1+ (point-at-eol)))))
1843             ;; No, this is for a different backend, kill it
1844             (delete-region beg end)))))))
1845
1846 (defun org-export-mark-blockquote-verse-center ()
1847   "Mark block quote and verse environments with special cookies.
1848 These special cookies will later be interpreted by the backend."
1849   ;; Blockquotes
1850   (let (type t1 ind beg end beg1 end1 content)
1851     (goto-char (point-min))
1852     (while (re-search-forward
1853             "^\\([ \t]*\\)#\\+\\(begin_\\(\\(block\\)?quote\\|verse\\|center\\)\\>.*\\)"
1854             nil t)
1855       (setq ind (length (match-string 1))
1856             type (downcase (match-string 3))
1857             t1 (if (equal type "quote") "blockquote" type))
1858       (setq beg (match-beginning 0)
1859             beg1 (1+ (match-end 0)))
1860       (when (re-search-forward (concat "^[ \t]*#\\+end_" type "\\>.*") nil t)
1861         (setq end (1+ (point-at-eol))
1862               end1 (1- (match-beginning 0)))
1863         (setq content (org-remove-indentation (buffer-substring beg1 end1)))
1864         (setq content (concat "ORG-" (upcase t1) "-START\n"
1865                               content "\n"
1866                               "ORG-" (upcase t1) "-END\n"))
1867         (delete-region beg end)
1868         (insert (org-add-props content nil 'original-indentation ind))))))
1869
1870 (defun org-export-attach-captions-and-attributes (backend target-alist)
1871   "Move #+CAPTION, #+ATTR_BACKEND, and #+LABEL text into text properties.
1872 If the next thing following is a table, add the text properties to the first
1873 table line.  If it is a link, add it to the line containing the link."
1874   (goto-char (point-min))
1875   (remove-text-properties (point-min) (point-max)
1876                           '(org-caption nil org-attributes nil))
1877   (let ((case-fold-search t)
1878         (re (concat "^[ \t]*#\\+caption:[ \t]+\\(.*\\)"
1879                     "\\|"
1880                     "^[ \t]*#\\+attr_" (symbol-name backend) ":[ \t]+\\(.*\\)"
1881                     "\\|"
1882                     "^[ \t]*#\\+label:[ \t]+\\(.*\\)"
1883                     "\\|"
1884                     "^[ \t]*|[^-]"
1885                     "\\|"
1886                     "^[ \t]*\\[\\[.*\\]\\][ \t]*$"))
1887         cap attr label)
1888     (while (re-search-forward re nil t)
1889       (cond
1890        ((match-end 1)
1891         (setq cap (concat cap (if cap " " "") (org-trim (match-string 1)))))
1892        ((match-end 2)
1893         (setq attr (concat attr (if attr " " "") (org-trim (match-string 2)))))
1894        ((match-end 3)
1895         (setq label (org-trim (match-string 3))))
1896        (t
1897         (add-text-properties (point-at-bol) (point-at-eol)
1898                              (list 'org-caption cap
1899                                    'org-attributes attr
1900                                    'org-label label))
1901         (if label (push (cons label label) target-alist))
1902         (setq cap nil attr nil label nil)))))
1903   target-alist)
1904
1905 (defun org-export-remove-comment-blocks-and-subtrees ()
1906   "Remove the comment environment, and also commented subtrees."
1907   (let ((re-commented (concat "^\\*+[ \t]+" org-comment-string "\\>"))
1908         case-fold-search)
1909     ;; Remove comment environment
1910     (goto-char (point-min))
1911     (setq case-fold-search t)
1912     (while (re-search-forward
1913             "^#\\+begin_comment[ \t]*\n[^\000]*?^#\\+end_comment\\>.*" nil t)
1914       (replace-match "" t t))
1915     ;; Remove subtrees that are commented
1916     (goto-char (point-min))
1917     (setq case-fold-search nil)
1918     (while (re-search-forward re-commented nil t)
1919       (goto-char (match-beginning 0))
1920       (delete-region (point) (org-end-of-subtree t)))))
1921
1922 (defun org-export-handle-comments (commentsp)
1923   "Remove comments, or convert to backend-specific format.
1924 COMMENTSP can be a format string for publishing comments.
1925 When it is nil, all comments will be removed."
1926   (let ((re "^\\(#\\|[ \t]*#\\+\\)\\(.*\n?\\)")
1927         pos)
1928     (goto-char (point-min))
1929     (while (or (looking-at re)
1930                (re-search-forward re nil t))
1931       (setq pos (match-beginning 0))
1932       (if (and commentsp
1933                (not (equal (char-before (match-end 1)) ?+)))
1934           (progn (add-text-properties
1935                   (match-beginning 0) (match-end 0) '(org-protected t))
1936                  (replace-match (format commentsp (match-string 2)) t t))
1937         (goto-char (1+ pos))
1938         (org-if-unprotected
1939          (replace-match "")
1940          (goto-char (max (point-min) (1- pos))))))))
1941
1942 (defun org-export-mark-radio-links ()
1943   "Find all matches for radio targets and turn them into internal links."
1944   (let ((re-radio (and org-target-link-regexp
1945                        (concat "\\([^<]\\)\\(" org-target-link-regexp "\\)"))))
1946     (goto-char (point-min))
1947     (when re-radio
1948       (while (re-search-forward re-radio nil t)
1949         (unless
1950             (save-match-data
1951               (or (org-in-regexp org-bracket-link-regexp)
1952                   (org-in-regexp org-plain-link-re)
1953                   (org-in-regexp "<<[^<>]+>>")))
1954           (org-if-unprotected
1955            (replace-match "\\1[[\\2]]")))))))
1956
1957 (defun org-export-remove-special-table-lines ()
1958   "Remove tables lines that are used for internal purposes."
1959   (goto-char (point-min))
1960   (while (re-search-forward "^[ \t]*|" nil t)
1961     (beginning-of-line 1)
1962     (if (or (looking-at "[ \t]*| *[!_^] *|")
1963             (not
1964              (memq
1965               nil
1966               (mapcar
1967                (lambda (f)
1968                  (or (= (length f) 0)
1969                      (string-match
1970                       "\\`<\\([0-9]\\|[rl]\\|[rl][0-9]+\\)>\\'" f)))
1971                (org-split-string ;; FIXME, can't we do this without splitting???
1972                 (buffer-substring (point-at-bol) (point-at-eol))
1973                 "[ \t]*|[ \t]*")))))
1974         (delete-region (max (point-min) (1- (point-at-bol)))
1975                        (point-at-eol))
1976       (end-of-line 1))))
1977
1978 (defun org-export-protect-sub-super (s)
1979   (save-match-data
1980     (while (string-match "\\([^\\\\]\\)\\([_^]\\)" s)
1981       (setq s (replace-match "\\1\\\\\\2" nil nil s)))
1982     s))
1983
1984 (defun org-export-normalize-links ()
1985   "Convert all links to bracket links, and expand link abbreviations."
1986   (let ((re-plain-link (concat "\\([^[<]\\)" org-plain-link-re))
1987         (re-angle-link (concat "\\([^[]\\)" org-angle-link-re))
1988         nodesc)
1989     (goto-char (point-min))
1990     (while (re-search-forward re-plain-link nil t)
1991       (goto-char (1- (match-end 0)))
1992       (org-if-unprotected-at (1+ (match-beginning 0))
1993        (let* ((s (concat (match-string 1)
1994                          "[[" (match-string 2) ":" (match-string 3)
1995                          "][" (match-string 2) ":" (org-export-protect-sub-super
1996                                                     (match-string 3))
1997                          "]]")))
1998          ;; added 'org-link face to links
1999          (put-text-property 0 (length s) 'face 'org-link s)
2000          (replace-match s t t))))
2001     (goto-char (point-min))
2002     (while (re-search-forward re-angle-link nil t)
2003       (goto-char (1- (match-end 0)))
2004       (org-if-unprotected
2005        (let* ((s (concat (match-string 1)
2006                          "[[" (match-string 2) ":" (match-string 3)
2007                          "][" (match-string 2) ":" (org-export-protect-sub-super
2008                                                     (match-string 3))
2009                          "]]")))
2010          (put-text-property 0 (length s) 'face 'org-link s)
2011          (replace-match s t t))))
2012     (goto-char (point-min))
2013     (while (re-search-forward org-bracket-link-regexp nil t)
2014       (goto-char (1- (match-end 0)))
2015       (setq nodesc (not (match-end 3)))
2016       (org-if-unprotected
2017        (let* ((xx (save-match-data
2018                     (org-translate-link
2019                      (org-link-expand-abbrev (match-string 1)))))
2020               (s (concat
2021                   "[[" (org-add-props (copy-sequence xx)
2022                            nil 'org-protected t 'org-no-description nodesc)
2023                   "]"
2024                   (if (match-end 3)
2025                       (match-string 2)
2026                     (concat "[" (copy-sequence xx)
2027                             "]"))
2028                   "]")))
2029          (put-text-property 0 (length s) 'face 'org-link s)
2030          (replace-match s t t))))))
2031
2032 (defun org-export-concatenate-multiline-links ()
2033   "Find multi-line links and put it all into a single line.
2034 This is to make sure that the line-processing export backends
2035 can work correctly."
2036   (goto-char (point-min))
2037   (while (re-search-forward "\\(\\(\\[\\|\\]\\)\\[[^]]*?\\)[ \t]*\n[ \t]*\\([^]]*\\]\\(\\[\\|\\]\\)\\)" nil t)
2038     (org-if-unprotected-at (match-beginning 1)
2039      (replace-match "\\1 \\3")
2040      (goto-char (match-beginning 0)))))
2041
2042 (defun org-export-concatenate-multiline-emphasis ()
2043   "Find multi-line emphasis and put it all into a single line.
2044 This is to make sure that the line-processing export backends
2045 can work correctly."
2046   (goto-char (point-min))
2047   (while (re-search-forward org-emph-re nil t)
2048     (if (and (not (= (char-after (match-beginning 3))
2049                      (char-after (match-beginning 4))))
2050              (save-excursion (goto-char (match-beginning 0))
2051                              (save-match-data (not (org-at-table-p)))))
2052         (org-if-unprotected
2053          (subst-char-in-region (match-beginning 0) (match-end 0)
2054                                ?\n ?\  t)
2055          (goto-char (1- (match-end 0))))
2056       (goto-char (1+ (match-beginning 0))))))
2057
2058 (defun org-export-grab-title-from-buffer ()
2059   "Get a title for the current document, from looking at the buffer."
2060   (let ((inhibit-read-only t))
2061     (save-excursion
2062       (goto-char (point-min))
2063       (let ((end (if (looking-at org-outline-regexp)
2064                      (point)
2065                    (save-excursion (outline-next-heading) (point)))))
2066         (when (re-search-forward "^[ \t]*[^|# \t\r\n].*\n" end t)
2067           ;; Mark the line so that it will not be exported as normal text.
2068           (org-unmodified
2069            (add-text-properties (match-beginning 0) (match-end 0)
2070                                 (list :org-license-to-kill t)))
2071           ;; Return the title string
2072           (org-trim (match-string 0)))))))
2073
2074 (defun org-export-get-title-from-subtree ()
2075   "Return subtree title and exclude it from export."
2076   (let (title (rbeg (region-beginning)) (rend (region-end)))
2077     (save-excursion
2078       (goto-char rbeg)
2079       (when (and (org-at-heading-p)
2080                  (>= (org-end-of-subtree t t) rend))
2081         ;; This is a subtree, we take the title from the first heading
2082         (goto-char rbeg)
2083         (looking-at org-todo-line-regexp)
2084         (setq title (match-string 3))
2085         (org-unmodified
2086          (add-text-properties (point) (1+ (point-at-eol))
2087                               (list :org-license-to-kill t)))
2088         (setq title (or (org-entry-get nil "EXPORT_TITLE") title))))
2089     title))
2090
2091 (defun org-solidify-link-text (s &optional alist)
2092   "Take link text and make a safe target out of it."
2093   (save-match-data
2094     (let* ((rtn
2095             (mapconcat
2096              'identity
2097              (org-split-string s "[ \t\r\n]+") "=="))
2098            (a (assoc rtn alist)))
2099       (or (cdr a) rtn))))
2100
2101 (defun org-get-min-level (lines &optional offset)
2102   "Get the minimum level in LINES."
2103   (let ((re "^\\(\\*+\\) ") l)
2104     (catch 'exit
2105       (while (setq l (pop lines))
2106         (if (string-match re l)
2107             (throw 'exit (org-tr-level (- (length (match-string 1 l))
2108                                           (or offset 0))))))
2109       1)))
2110
2111 ;; Variable holding the vector with section numbers
2112 (defvar org-section-numbers (make-vector org-level-max 0))
2113
2114 (defun org-init-section-numbers ()
2115   "Initialize the vector for the section numbers."
2116   (let* ((level  -1)
2117          (numbers (nreverse (org-split-string "" "\\.")))
2118          (depth (1- (length org-section-numbers)))
2119          (i depth) number-string)
2120     (while (>= i 0)
2121       (if (> i level)
2122           (aset org-section-numbers i 0)
2123         (setq number-string (or (car numbers) "0"))
2124         (if (string-match "\\`[A-Z]\\'" number-string)
2125             (aset org-section-numbers i
2126                   (- (string-to-char number-string) ?A -1))
2127           (aset org-section-numbers i (string-to-number number-string)))
2128         (pop numbers))
2129       (setq i (1- i)))))
2130
2131 (defun org-section-number (&optional level)
2132   "Return a string with the current section number.
2133 When LEVEL is non-nil, increase section numbers on that level."
2134   (let* ((depth (1- (length org-section-numbers)))
2135          (string "")
2136          (fmts (car org-export-section-number-format))
2137          (term (cdr org-export-section-number-format))
2138          (sep "")
2139          ctype fmt idx n)
2140     (when level
2141       (when (> level -1)
2142         (aset org-section-numbers
2143               level (1+ (aref org-section-numbers level))))
2144       (setq idx (1+ level))
2145       (while (<= idx depth)
2146         (if (not (= idx 1))
2147             (aset org-section-numbers idx 0))
2148         (setq idx (1+ idx))))
2149     (setq idx 0)
2150     (while (<= idx depth)
2151       (when (> (aref org-section-numbers idx) 0)
2152         (setq fmt (or (pop fmts) fmt)
2153               ctype (car fmt)
2154               n (aref org-section-numbers idx)
2155               string (if (> n 0)
2156                          (concat string sep (org-number-to-counter n ctype))
2157                        (concat string ".0"))
2158               sep (nth 1 fmt)))
2159       (setq idx (1+ idx)))
2160     (save-match-data
2161       (if (string-match "\\`\\([@0]\\.\\)+" string)
2162           (setq string (replace-match "" t nil string)))
2163       (if (string-match "\\(\\.0\\)+\\'" string)
2164           (setq string (replace-match "" t nil string))))
2165     (concat string term)))
2166
2167 (defun org-number-to-counter (n type)
2168   "Concert number N to a string counter, according to TYPE.
2169 TYPE must be a string, any of:
2170  1  number
2171  A  A,B,....
2172  a  a,b,....
2173  I  upper case roman numeral
2174  i  lower case roman numeral"
2175   (cond
2176    ((equal type "1") (number-to-string n))
2177    ((equal type "A") (char-to-string (+ ?A n -1)))
2178    ((equal type "a") (char-to-string (+ ?a n -1)))
2179    ((equal type "I") (org-number-to-roman n))
2180    ((equal type "i") (downcase (org-number-to-roman n)))
2181    (t (error "Invalid counter type `%s'" type))))
2182
2183 (defun org-number-to-roman (n)
2184   "Convert integer N into a roman numeral."
2185   (let ((roman '((1000 . "M") (900 . "CM") (500 . "D") (400 . "CD")
2186                  ( 100 . "C") ( 90 . "XC") ( 50 . "L") ( 40 . "XL")
2187                  (  10 . "X") (  9 . "IX") (  5 . "V") (  4 . "IV")
2188                  (   1 . "I")))
2189         (res ""))
2190     (if (<= n 0)
2191         (number-to-string n)
2192       (while roman
2193         (if (>= n (caar roman))
2194             (setq n (- n (caar roman))
2195                   res (concat res (cdar roman)))
2196           (pop roman)))
2197       res)))
2198
2199 ;;; Macros
2200
2201 (defun org-export-preprocess-apply-macros ()
2202   "Replace macro references."
2203   (goto-char (point-min))
2204   (let (sy val key args args2 s n)
2205     (while (re-search-forward
2206             "{{{\\([a-zA-Z][-a-zA-Z0-9_]*\\)\\(([ \t\n]*\\([^\000]*?\\))\\)?}}}"
2207             nil t)
2208       (unless (save-match-data
2209                 (save-excursion
2210                   (goto-char (point-at-bol))
2211                   (looking-at "[ \t]*#\\+macro")))
2212         (setq key (downcase (match-string 1))
2213               args (match-string 3))
2214         (when (setq val (or (plist-get org-export-opt-plist
2215                                        (intern (concat ":macro-" key)))
2216                             (plist-get org-export-opt-plist
2217                                        (intern (concat ":" key)))))
2218           (save-match-data
2219             (when args
2220               (setq args (org-split-string args ",[ \t\n]*") args2 nil)
2221               (setq args (mapcar 'org-trim args))
2222               (while args
2223                 (while (string-match "\\\\\\'" (car args))
2224                   ;; repair bad splits
2225                   (setcar (cdr args) (concat (substring (car args) 0 -1)
2226                                              ";" (nth 1 args)))
2227                   (pop args))
2228                 (push (pop args) args2))
2229               (setq args (nreverse args2))
2230               (setq s 0)
2231               (while (string-match "\\$\\([0-9]+\\)" val s)
2232                 (setq s (1+ (match-beginning 0))
2233                       n (string-to-number (match-string 1 val)))
2234                 (and (>= (length args) n)
2235                      (setq val (replace-match (nth (1- n) args) t t val)))))
2236             (when (string-match "\\`(eval\\>" val)
2237               (setq val (eval (read val))))
2238             (if (and val (not (stringp val)))
2239                 (setq val (format "%s" val))))
2240           (and (stringp val)
2241                (prog1 (replace-match val t t)
2242                  (goto-char (match-beginning 0)))))))))
2243
2244 (defun org-export-apply-macros-in-string (s)
2245   "Apply the macros in string S."
2246   (when s
2247     (with-temp-buffer
2248       (insert s)
2249       (org-export-preprocess-apply-macros)
2250       (buffer-string))))
2251
2252 ;;; Include files
2253
2254 (defun org-export-handle-include-files ()
2255   "Include the contents of include files, with proper formatting."
2256   (let ((case-fold-search t)
2257         params file markup lang start end prefix prefix1 switches)
2258     (goto-char (point-min))
2259     (while (re-search-forward "^#\\+INCLUDE:?[ \t]+\\(.*\\)" nil t)
2260       (setq params (read (concat "(" (match-string 1) ")"))
2261             prefix (org-get-and-remove-property 'params :prefix)
2262             prefix1 (org-get-and-remove-property 'params :prefix1)
2263             file (org-symname-or-string (pop params))
2264             markup (org-symname-or-string (pop params))
2265             lang (and (member markup '("src" "SRC"))
2266                       (org-symname-or-string (pop params)))
2267             switches (mapconcat '(lambda (x) (format "%s" x)) params " ")
2268             start nil end nil)
2269       (delete-region (match-beginning 0) (match-end 0))
2270       (if (or (not file)
2271               (not (file-exists-p file))
2272               (not (file-readable-p file)))
2273           (insert (format "CANNOT INCLUDE FILE %s" file))
2274         (when markup
2275           (if (equal (downcase markup) "src")
2276               (setq start (format "#+begin_src %s %s\n"
2277                                   (or lang "fundamental")
2278                                   (or switches ""))
2279                     end "#+end_src")
2280             (setq start (format "#+begin_%s %s\n" markup switches)
2281                   end  (format "#+end_%s" markup))))
2282         (insert (or start ""))
2283         (insert (org-get-file-contents (expand-file-name file)
2284                                        prefix prefix1 markup))
2285         (or (bolp) (newline))
2286         (insert (or end ""))))))
2287
2288 (defun org-get-file-contents (file &optional prefix prefix1 markup)
2289   "Get the contents of FILE and return them as a string.
2290 If PREFIX is a string, prepend it to each line.  If PREFIX1
2291 is a string, prepend it to the first line instead of PREFIX.
2292 If MARKUP, don't protect org-like lines, the exporter will
2293 take care of the block they are in."
2294   (if (stringp markup) (setq markup (downcase markup)))
2295   (with-temp-buffer
2296     (insert-file-contents file)
2297     (when (or prefix prefix1)
2298       (goto-char (point-min))
2299       (while (not (eobp))
2300         (insert (or prefix1 prefix))
2301         (setq prefix1 nil)
2302         (beginning-of-line 2)))
2303     (buffer-string)
2304     (when (member markup '("src" "example"))
2305       (goto-char (point-min))
2306       (while (re-search-forward "^\\([*#]\\|[ \t]*#\\+\\)" nil t)
2307         (goto-char (match-beginning 0))
2308         (insert ",")
2309         (end-of-line 1)))
2310     (buffer-string)))
2311
2312 (defun org-get-and-remove-property (listvar prop)
2313   "Check if the value of LISTVAR contains PROP as a property.
2314 If yes, return the value of that property (i.e. the element following
2315 in the list) and remove property and value from the list in LISTVAR."
2316   (let ((list (symbol-value listvar)) m v)
2317     (when (setq m (member prop list))
2318       (setq v (nth 1 m))
2319       (if (equal (car list) prop)
2320           (set listvar (cddr list))
2321         (setcdr (nthcdr (- (length list) (length m) 1) list)
2322                 (cddr m))
2323         (set listvar list)))
2324     v))
2325
2326 (defun org-symname-or-string (s)
2327   (if (symbolp s)
2328       (if s (symbol-name s) s)
2329     s))
2330
2331 ;;; Fontification and line numbers for code examples
2332
2333 (defvar org-export-last-code-line-counter-value 0)
2334
2335 (defun org-export-replace-src-segments-and-examples (backend)
2336   "Replace source code segments with special code for export."
2337   (setq org-export-last-code-line-counter-value 0)
2338   (let ((case-fold-search t)
2339         lang code trans opts indent caption)
2340     (goto-char (point-min))
2341     (while (re-search-forward
2342             "\\(^\\([ \t]*\\)#\\+BEGIN_SRC:?[ \t]+\\([^ \t\n]+\\)\\(.*\\)\n\\([^\000]+?\n\\)[ \t]*#\\+END_SRC.*\n?\\)\\|\\(^\\([ \t]*\\)#\\+BEGIN_EXAMPLE:?\\(?:[ \t]+\\(.*\\)\\)?\n\\([^\000]+?\n\\)[ \t]*#\\+END_EXAMPLE.*\n?\\)"
2343             nil t)
2344       (if (match-end 1)
2345           ;; src segments
2346           (setq lang (match-string 3)
2347                 opts (match-string 4)
2348                 code (match-string 5)
2349                 indent (length (match-string 2))
2350                 caption (get-text-property 0 'org-caption (match-string 0)))
2351         (setq lang nil
2352               opts (match-string 8)
2353               code (match-string 9)
2354               indent (length (match-string 7))
2355               caption (get-text-property 0 'org-caption (match-string 0))))
2356
2357       (setq trans (org-export-format-source-code-or-example
2358                    backend lang code opts indent caption))
2359       (replace-match trans t t))))
2360
2361 (defvar htmlp)  ;; dynamically scoped
2362 (defvar latexp)  ;; dynamically scoped
2363 (defvar org-export-latex-verbatim-wrap) ;; defined in org-latex.el
2364 (defvar org-export-latex-listings) ;; defined in org-latex.el
2365 (defvar org-export-latex-listings-langs) ;; defined in org-latex.el
2366
2367 (defun org-export-format-source-code-or-example
2368   (backend lang code &optional opts indent caption)
2369   "Format CODE from language LANG and return it formatted for export.
2370 If LANG is nil, do not add any fontification.
2371 OPTS contains formatting options, like `-n' for triggering numbering lines,
2372 and `+n' for continuing previous numbering.
2373 Code formatting according to language currently only works for HTML.
2374 Numbering lines works for all three major backends (html, latex, and ascii).
2375 INDENT was the original indentation of the block."
2376   (save-match-data
2377     (let (num cont rtn rpllbl keepp textareap preserve-indentp cols rows fmt)
2378       (setq opts (or opts "")
2379             num (string-match "[-+]n\\>" opts)
2380             cont (string-match "\\+n\\>" opts)
2381             rpllbl (string-match "-r\\>" opts)
2382             keepp (string-match "-k\\>" opts)
2383             textareap (string-match "-t\\>" opts)
2384             preserve-indentp (or org-src-preserve-indentation
2385                                  (string-match "-i\\>" opts))
2386             cols (if (string-match "-w[ \t]+\\([0-9]+\\)" opts)
2387                      (string-to-number (match-string 1 opts))
2388                    80)
2389             rows (if (string-match "-h[ \t]+\\([0-9]+\\)" opts)
2390                      (string-to-number (match-string 1 opts))
2391                    (org-count-lines code))
2392             fmt (if (string-match "-l[ \t]+\"\\([^\"\n]+\\)\"" opts)
2393                     (match-string 1 opts)))
2394       (when (and textareap (eq backend 'html))
2395         ;; we cannot use numbering or highlighting.
2396         (setq num nil cont nil lang nil))
2397       (if keepp (setq rpllbl 'keep))
2398       (setq rtn (if preserve-indentp code (org-remove-indentation code)))
2399       (when (string-match "^," rtn)
2400         (setq rtn (with-temp-buffer
2401                     (insert rtn)
2402                     ;; Free up the protected lines
2403                     (goto-char (point-min))
2404                     (while (re-search-forward "^," nil t)
2405                       (if (or (equal lang "org")
2406                               (save-match-data
2407                                 (looking-at "\\([*#]\\|[ \t]*#\\+\\)")))
2408                           (replace-match ""))
2409                       (end-of-line 1))
2410                     (buffer-string))))
2411       ;; Now backend-specific coding
2412       (setq rtn
2413             (cond
2414              ((eq backend 'docbook)
2415               (setq rtn (org-export-number-lines rtn 'docbook 0 0 num cont rpllbl fmt))
2416               (concat "\n#+BEGIN_DOCBOOK\n"
2417                       (org-add-props (concat "<programlisting><![CDATA["
2418                                              rtn
2419                                              "]]>\n</programlisting>\n")
2420                           '(org-protected t))
2421                       "#+END_DOCBOOK\n"))
2422              ((eq backend 'html)
2423               ;; We are exporting to HTML
2424               (when lang
2425                 (require 'htmlize nil t)
2426                 (when (not (fboundp 'htmlize-region-for-paste))
2427                   ;; we do not have htmlize.el, or an old version of it
2428                   (setq lang nil)
2429                   (message
2430                    "htmlize.el 1.34 or later is needed for source code formatting")))
2431
2432               (if lang
2433                   (let* ((lang-m (when lang
2434                                    (or (cdr (assoc lang org-src-lang-modes))
2435                                        lang)))
2436                          (mode (and lang-m (intern
2437                                             (concat
2438                                              (if (symbolp lang-m)
2439                                                  (symbol-name lang-m)
2440                                                lang-m)
2441                                              "-mode"))))
2442                          (org-inhibit-startup t)
2443                          (org-startup-folded nil))
2444                     (setq rtn
2445                           (with-temp-buffer
2446                             (insert rtn)
2447                             (if (functionp mode)
2448                                 (funcall mode)
2449                               (fundamental-mode))
2450                             (font-lock-fontify-buffer)
2451                             (org-src-mode)
2452                             (set-buffer-modified-p nil)
2453                             (org-export-htmlize-region-for-paste
2454                              (point-min) (point-max))))
2455                     (if (string-match "<pre\\([^>]*\\)>\n*" rtn)
2456                         (setq rtn
2457                               (concat
2458                                (if caption
2459                                    (concat
2460                                     "<div class=\"org-src-container\">"
2461                                     (format
2462                                      "<label class=\"org-src-name\">%s</label>"
2463                                      caption))
2464                                  "")
2465                                (replace-match
2466                                 (format "<pre class=\"src src-%s\">\n" lang)
2467                                 t t rtn)
2468                                (if caption "</div>" "")))))
2469                 (if textareap
2470                     (setq rtn (concat
2471                                (format "<p>\n<textarea cols=\"%d\" rows=\"%d\" overflow-x:scroll >\n"
2472                                        cols rows)
2473                                rtn "</textarea>\n</p>\n"))
2474                   (with-temp-buffer
2475                     (insert rtn)
2476                     (goto-char (point-min))
2477                     (while (re-search-forward "[<>&]" nil t)
2478                       (replace-match (cdr (assq (char-before)
2479                                                 '((?&."&amp;")(?<."&lt;")(?>."&gt;"))))
2480                                      t t))
2481                     (setq rtn (buffer-string)))
2482                   (setq rtn (concat "<pre class=\"example\">\n" rtn "</pre>\n"))))
2483               (unless textareap
2484                 (setq rtn (org-export-number-lines rtn 'html 1 1 num
2485                                                    cont rpllbl fmt)))
2486               (if (string-match "\\(\\`<[^>]*>\\)\n" rtn)
2487                   (setq rtn (replace-match "\\1" t nil rtn)))
2488               (concat "\n#+BEGIN_HTML\n" (org-add-props rtn '(org-protected t)) "\n#+END_HTML\n\n"))
2489              ((eq backend 'latex)
2490               (setq rtn (org-export-number-lines rtn 'latex 0 0 num cont rpllbl fmt))
2491               (concat "#+BEGIN_LaTeX\n"
2492                       (org-add-props
2493                           (if org-export-latex-listings
2494                               (concat
2495                                (if lang
2496                                    (let*
2497                                        ((lang-sym (intern lang))
2498                                         (lstlang
2499                                          (or (cadr
2500                                               (assq
2501                                                lang-sym
2502                                                org-export-latex-listings-langs))
2503                                              lang)))
2504                                      (format "\\lstset{language=%s}\n" lstlang))
2505                                  "\n")
2506                                (when caption
2507                                  (format "\n%s $\\equiv$ \n" caption))
2508                                "\\begin{lstlisting}\n"
2509                                rtn "\\end{lstlisting}\n")
2510                             (concat (car org-export-latex-verbatim-wrap)
2511                                     rtn (cdr org-export-latex-verbatim-wrap)))
2512                           '(org-protected t))
2513                       "#+END_LaTeX\n"))
2514              ((eq backend 'ascii)
2515               ;; This is not HTML or LaTeX, so just make it an example.
2516               (setq rtn (org-export-number-lines rtn 'ascii 0 0 num cont rpllbl fmt))
2517               (concat caption "\n"
2518                       "#+BEGIN_ASCII\n"
2519                       (org-add-props
2520                           (concat
2521                            (mapconcat
2522                             (lambda (l) (concat "  " l))
2523                             (org-split-string rtn "\n")
2524                             "\n")
2525                            "\n")
2526                           '(org-protected t))
2527                       "#+END_ASCII\n"))))
2528       (org-add-props rtn nil 'original-indentation indent))))
2529
2530 (defun org-export-number-lines (text backend
2531                                      &optional skip1 skip2 number cont
2532                                      replace-labels label-format)
2533   (setq skip1 (or skip1 0) skip2 (or skip2 0))
2534   (if (not cont) (setq org-export-last-code-line-counter-value 0))
2535   (with-temp-buffer
2536     (insert text)
2537     (goto-char (point-max))
2538     (skip-chars-backward " \t\n\r")
2539     (delete-region (point) (point-max))
2540     (beginning-of-line (- 1 skip2))
2541     (let* ((last (org-current-line))
2542            (n org-export-last-code-line-counter-value)
2543            (nmax (+ n (- last skip1)))
2544            (fmt (format "%%%dd:  " (length (number-to-string nmax))))
2545            (fm
2546             (cond
2547              ((eq backend 'html) (format "<span class=\"linenr\">%s</span>"
2548                                          fmt))
2549              ((eq backend 'ascii) fmt)
2550              ((eq backend 'latex) fmt)
2551              ((eq backend 'docbook) fmt)
2552              (t "")))
2553            (label-format (or label-format org-coderef-label-format))
2554            (label-pre (if (string-match "%s" label-format)
2555                           (substring label-format 0 (match-beginning 0))
2556                         label-format))
2557            (label-post (if (string-match "%s" label-format)
2558                            (substring label-format (match-end 0))
2559                          ""))
2560            (lbl-re
2561             (concat
2562              ".*?\\S-.*?\\([ \t]*\\("
2563              (regexp-quote label-pre)
2564              "\\([-a-zA-Z0-9_ ]+\\)"
2565              (regexp-quote label-post)
2566              "\\)\\)"))
2567            ref)
2568
2569       (org-goto-line (1+ skip1))
2570       (while (and (re-search-forward "^" nil t) (not (eobp)) (< n nmax))
2571         (if number
2572             (insert (format fm (incf n)))
2573           (forward-char 1))
2574         (when (looking-at lbl-re)
2575           (setq ref (match-string 3))
2576           (cond ((numberp replace-labels)
2577                  ;; remove labels; use numbers for references when lines
2578                  ;; are numbered, use labels otherwise
2579                  (delete-region (match-beginning 1) (match-end 1))
2580                  (push (cons ref (if (> n 0) n ref)) org-export-code-refs))
2581                 ((eq replace-labels 'keep)
2582                  ;; don't remove labels; use numbers for references when
2583                  ;; lines are numbered, use labels otherwise
2584                  (goto-char (match-beginning 2))
2585                  (delete-region (match-beginning 2) (match-end 2))
2586                  (insert "(" ref ")")
2587                  (push (cons ref (if (> n 0) n (concat "(" ref ")")))
2588                        org-export-code-refs))
2589                 (t
2590                  ;; don't remove labels and don't use numbers for
2591                  ;; references
2592                  (goto-char (match-beginning 2))
2593                  (delete-region (match-beginning 2) (match-end 2))
2594                  (insert "(" ref ")")
2595                  (push (cons ref (concat "(" ref ")")) org-export-code-refs)))
2596           (when (eq backend 'html)
2597             (save-excursion
2598               (beginning-of-line 1)
2599               (insert (format "<span id=\"coderef-%s\" class=\"coderef-off\">"
2600                               ref))
2601               (end-of-line 1)
2602               (insert "</span>")))))
2603       (setq org-export-last-code-line-counter-value n)
2604       (goto-char (point-max))
2605       (newline)
2606       (buffer-string))))
2607
2608 (defun org-search-todo-below (line lines level)
2609   "Search the subtree below LINE for any TODO entries."
2610   (let ((rest (cdr (memq line lines)))
2611         (re org-todo-line-regexp)
2612         line lv todo)
2613     (catch 'exit
2614       (while (setq line (pop rest))
2615         (if (string-match re line)
2616             (progn
2617               (setq lv (- (match-end 1) (match-beginning 1))
2618                     todo (and (match-beginning 2)
2619                               (not (member (match-string 2 line)
2620                                           org-done-keywords))))
2621                                         ; TODO, not DONE
2622               (if (<= lv level) (throw 'exit nil))
2623               (if todo (throw 'exit t))))))))
2624
2625 ;;;###autoload
2626 (defun org-export-visible (type arg)
2627   "Create a copy of the visible part of the current buffer, and export it.
2628 The copy is created in a temporary buffer and removed after use.
2629 TYPE is the final key (as a string) that also select the export command in
2630 the `C-c C-e' export dispatcher.
2631 As a special case, if the you type SPC at the prompt, the temporary
2632 org-mode file will not be removed but presented to you so that you can
2633 continue to use it.  The prefix arg ARG is passed through to the exporting
2634 command."
2635   (interactive
2636    (list (progn
2637            (message "Export visible: [a]SCII  [h]tml  [b]rowse HTML [H/R]buffer with HTML  [D]ocBook  [l]atex  [p]df  [d]view pdf  [L]atex buffer  [x]OXO  [ ]keep buffer")
2638            (read-char-exclusive))
2639          current-prefix-arg))
2640   (if (not (member type '(?a ?\C-a ?b ?\C-b ?h ?D ?x ?\ ?l ?p ?d ?L)))
2641       (error "Invalid export key"))
2642   (let* ((binding (cdr (assoc type
2643                               '((?a . org-export-as-ascii)
2644                                 (?A . org-export-as-ascii-to-buffer)
2645                                 (?\C-a . org-export-as-ascii)
2646                                 (?b . org-export-as-html-and-open)
2647                                 (?\C-b . org-export-as-html-and-open)
2648                                 (?h . org-export-as-html)
2649                                 (?H . org-export-as-html-to-buffer)
2650                                 (?R . org-export-region-as-html)
2651                                 (?D . org-export-as-docbook)
2652
2653                                 (?l . org-export-as-latex)
2654                                 (?p . org-export-as-pdf)
2655                                 (?d . org-export-as-pdf-and-open)
2656                                 (?L . org-export-as-latex-to-buffer)
2657
2658                                 (?x . org-export-as-xoxo)))))
2659          (keepp (equal type ?\ ))
2660          (file buffer-file-name)
2661          (buffer (get-buffer-create "*Org Export Visible*"))
2662          s e)
2663     ;; Need to hack the drawers here.
2664     (save-excursion
2665       (goto-char (point-min))
2666       (while (re-search-forward org-drawer-regexp nil t)
2667         (goto-char (match-beginning 1))
2668         (or (org-invisible-p) (org-flag-drawer nil))))
2669     (with-current-buffer buffer (erase-buffer))
2670     (save-excursion
2671       (setq s (goto-char (point-min)))
2672       (while (not (= (point) (point-max)))
2673         (goto-char (org-find-invisible))
2674         (append-to-buffer buffer s (point))
2675         (setq s (goto-char (org-find-visible))))
2676       (org-cycle-hide-drawers 'all)
2677       (goto-char (point-min))
2678       (unless keepp
2679         ;; Copy all comment lines to the end, to make sure #+ settings are
2680         ;; still available for the second export step.  Kind of a hack, but
2681         ;; does do the trick.
2682         (if (looking-at "#[^\r\n]*")
2683             (append-to-buffer buffer (match-beginning 0) (1+ (match-end 0))))
2684         (while (re-search-forward "[\n\r]#[^\n\r]*" nil t)
2685           (append-to-buffer buffer (1+ (match-beginning 0))
2686                             (min (point-max) (1+ (match-end 0))))))
2687       (set-buffer buffer)
2688       (let ((buffer-file-name file)
2689             (org-inhibit-startup t))
2690         (org-mode)
2691         (show-all)
2692         (unless keepp (funcall binding arg))))
2693     (if (not keepp)
2694         (kill-buffer buffer)
2695       (switch-to-buffer-other-window buffer)
2696       (goto-char (point-min)))))
2697
2698 (defun org-find-visible ()
2699   (let ((s (point)))
2700     (while (and (not (= (point-max) (setq s (next-overlay-change s))))
2701                 (get-char-property s 'invisible)))
2702     s))
2703 (defun org-find-invisible ()
2704   (let ((s (point)))
2705     (while (and (not (= (point-max) (setq s (next-overlay-change s))))
2706                 (not (get-char-property s 'invisible))))
2707     s))
2708
2709 (defvar org-export-htmlized-org-css-url) ;; defined in org-html.el
2710
2711 ;;;###autoload
2712 (defun org-export-as-org (arg &optional hidden ext-plist
2713                               to-buffer body-only pub-dir)
2714   "Make a copy with not-exporting stuff removed.
2715 The purpose of this function is to provide a way to export the source
2716 Org file of a webpage in Org format, but with sensitive and/or irrelevant
2717 stuff removed.  This command will remove the following:
2718
2719 - archived trees (if the variable `org-export-with-archived-trees' is nil)
2720 - comment blocks and trees starting with the COMMENT keyword
2721 - only trees that are consistent with `org-export-select-tags'
2722   and `org-export-exclude-tags'.
2723
2724 The only arguments that will be used are EXT-PLIST and PUB-DIR,
2725 all the others will be ignored (but are present so that the general
2726 mechanism to call publishing functions will work).
2727
2728 EXT-PLIST is a property list with external parameters overriding
2729 org-mode's default settings, but still inferior to file-local
2730 settings.  When PUB-DIR is set, use this as the publishing
2731 directory."
2732   (interactive "P")
2733   (let* ((opt-plist (org-combine-plists (org-default-export-plist)
2734                                         ext-plist
2735                                         (org-infile-export-plist)))
2736          (bfname (buffer-file-name (or (buffer-base-buffer) (current-buffer))))
2737          (filename (concat (file-name-as-directory
2738                             (or pub-dir
2739                                 (org-export-directory :org opt-plist)))
2740                            (file-name-sans-extension
2741                             (file-name-nondirectory bfname))
2742                            ".org"))
2743          (filename (and filename
2744                         (if (equal (file-truename filename)
2745                                    (file-truename bfname))
2746                             (concat (file-name-sans-extension filename)
2747                                     "-source."
2748                                     (file-name-extension filename))
2749                           filename)))
2750          (backup-inhibited t)
2751          (buffer (find-file-noselect filename))
2752          (region (buffer-string)))
2753     (save-excursion
2754       (switch-to-buffer buffer)
2755       (erase-buffer)
2756       (insert region)
2757       (let ((org-inhibit-startup t)) (org-mode))
2758       (org-install-letbind)
2759
2760       ;; Get rid of archived trees
2761       (org-export-remove-archived-trees (plist-get opt-plist :archived-trees))
2762
2763       ;; Remove comment environment and comment subtrees
2764       (org-export-remove-comment-blocks-and-subtrees)
2765
2766       ;; Get rid of excluded trees
2767       (org-export-handle-export-tags (plist-get opt-plist :select-tags)
2768                                      (plist-get opt-plist :exclude-tags))
2769
2770       (when (or (plist-get opt-plist :plain-source)
2771                 (not (or (plist-get opt-plist :plain-source)
2772                          (plist-get opt-plist :htmlized-source))))
2773         ;; Either nothing special is requested (default call)
2774         ;; or the plain source is explicitly requested
2775         ;; so: save it
2776         (save-buffer))
2777       (when (plist-get opt-plist :htmlized-source)
2778         ;; Make the htmlized version
2779         (require 'htmlize)
2780         (require 'org-html)
2781         (font-lock-fontify-buffer)
2782         (let* ((htmlize-output-type 'css)
2783                (newbuf (htmlize-buffer)))
2784           (with-current-buffer newbuf
2785             (when org-export-htmlized-org-css-url
2786               (goto-char (point-min))
2787               (and (re-search-forward
2788                     "<style type=\"text/css\">[^\000]*?\n[ \t]*</style>.*"
2789                     nil t)
2790                    (replace-match
2791                     (format
2792                      "<link rel=\"stylesheet\" type=\"text/css\" href=\"%s\">"
2793                      org-export-htmlized-org-css-url)
2794                     t t)))
2795             (write-file (concat filename ".html")))
2796           (kill-buffer newbuf)))
2797       (set-buffer-modified-p nil)
2798       (kill-buffer (current-buffer)))))
2799
2800 (defvar org-archive-location)  ;; gets loaded with the org-archive require.
2801 (defun org-get-current-options ()
2802   "Return a string with current options as keyword options.
2803 Does include HTML export options as well as TODO and CATEGORY stuff."
2804   (require 'org-archive)
2805   (format
2806    "#+TITLE:     %s
2807 #+AUTHOR:    %s
2808 #+EMAIL:     %s
2809 #+DATE:      %s
2810 #+DESCRIPTION:
2811 #+KEYWORDS:
2812 #+LANGUAGE:  %s
2813 #+OPTIONS:   H:%d num:%s toc:%s \\n:%s @:%s ::%s |:%s ^:%s -:%s f:%s *:%s <:%s
2814 #+OPTIONS:   TeX:%s LaTeX:%s skip:%s d:%s todo:%s pri:%s tags:%s
2815 %s
2816 #+EXPORT_SELECT_TAGS: %s
2817 #+EXPORT_EXCLUDE_TAGS: %s
2818 #+LINK_UP:   %s
2819 #+LINK_HOME: %s
2820 #+CATEGORY:  %s
2821 #+SEQ_TODO:  %s
2822 #+TYP_TODO:  %s
2823 #+PRIORITIES: %c %c %c
2824 #+DRAWERS:   %s
2825 #+STARTUP:   %s %s %s %s %s
2826 #+TAGS:      %s
2827 #+FILETAGS:  %s
2828 #+ARCHIVE:   %s
2829 #+LINK:      %s
2830 "
2831    (buffer-name) (user-full-name) user-mail-address
2832    (format-time-string (substring (car org-time-stamp-formats) 1 -1))
2833    org-export-default-language
2834    org-export-headline-levels
2835    org-export-with-section-numbers
2836    org-export-with-toc
2837    org-export-preserve-breaks
2838    org-export-html-expand
2839    org-export-with-fixed-width
2840    org-export-with-tables
2841    org-export-with-sub-superscripts
2842    org-export-with-special-strings
2843    org-export-with-footnotes
2844    org-export-with-emphasize
2845    org-export-with-timestamps
2846    org-export-with-TeX-macros
2847    org-export-with-LaTeX-fragments
2848    org-export-skip-text-before-1st-heading
2849    org-export-with-drawers
2850    org-export-with-todo-keywords
2851    org-export-with-priority
2852    org-export-with-tags
2853    (if (featurep 'org-jsinfo) (org-infojs-options-inbuffer-template) "")
2854    (mapconcat 'identity org-export-select-tags " ")
2855    (mapconcat 'identity org-export-exclude-tags " ")
2856    org-export-html-link-up
2857    org-export-html-link-home
2858    (or (ignore-errors
2859          (file-name-sans-extension
2860           (file-name-nondirectory (buffer-file-name (buffer-base-buffer)))))
2861        "NOFILENAME")
2862    "TODO FEEDBACK VERIFY DONE"
2863    "Me Jason Marie DONE"
2864    org-highest-priority org-lowest-priority org-default-priority
2865    (mapconcat 'identity org-drawers " ")
2866    (cdr (assoc org-startup-folded
2867                '((nil . "showall") (t . "overview") (content . "content"))))
2868    (if org-odd-levels-only "odd" "oddeven")
2869    (if org-hide-leading-stars "hidestars" "showstars")
2870    (if org-startup-align-all-tables "align" "noalign")
2871    (cond ((eq org-log-done t) "logdone")
2872          ((equal org-log-done 'note) "lognotedone")
2873          ((not org-log-done) "nologdone"))
2874    (or (mapconcat (lambda (x)
2875                     (cond
2876                      ((equal :startgroup (car x)) "{")
2877                      ((equal :endgroup (car x)) "}")
2878                      ((equal :newline (car x)) "")
2879                      ((cdr x) (format "%s(%c)" (car x) (cdr x)))
2880                      (t (car x))))
2881                   (or org-tag-alist (org-get-buffer-tags)) " ") "")
2882    (mapconcat 'identity org-file-tags " ")
2883    org-archive-location
2884    "org file:~/org/%s.org"
2885    ))
2886
2887 ;;;###autoload
2888 (defun org-insert-export-options-template ()
2889   "Insert into the buffer a template with information for exporting."
2890   (interactive)
2891   (if (not (bolp)) (newline))
2892   (let ((s (org-get-current-options)))
2893     (and (string-match "#\\+CATEGORY" s)
2894          (setq s (substring s 0 (match-beginning 0))))
2895     (insert s)))
2896
2897 (defvar org-table-colgroup-info nil)
2898
2899 (defun org-table-clean-before-export (lines &optional maybe-quoted)
2900   "Check if the table has a marking column.
2901 If yes remove the column and the special lines."
2902   (setq org-table-colgroup-info nil)
2903   (if (memq nil
2904             (mapcar
2905              (lambda (x) (or (string-match "^[ \t]*|-" x)
2906                              (string-match
2907                               (if maybe-quoted
2908                                   "^[ \t]*| *\\\\?\\([\#!$*_^ /]\\) *|"
2909                                 "^[ \t]*| *\\([\#!$*_^ /]\\) *|")
2910                               x)))
2911              lines))
2912       (progn
2913         (setq org-table-clean-did-remove-column nil)
2914         (delq nil
2915               (mapcar
2916                (lambda (x)
2917                  (cond
2918                   ((string-match  "^[ \t]*| */ *|" x)
2919                    (setq org-table-colgroup-info
2920                          (mapcar (lambda (x)
2921                                    (cond ((member x '("<" "&lt;")) :start)
2922                                          ((member x '(">" "&gt;")) :end)
2923                                          ((member x '("<>" "&lt;&gt;")) :startend)
2924                                          (t nil)))
2925                                  (org-split-string x "[ \t]*|[ \t]*")))
2926                    nil)
2927                   (t x)))
2928                lines)))
2929     (setq org-table-clean-did-remove-column t)
2930     (delq nil
2931           (mapcar
2932            (lambda (x)
2933              (cond
2934               ((string-match  "^[ \t]*| */ *|" x)
2935                (setq org-table-colgroup-info
2936                      (mapcar (lambda (x)
2937                                (cond ((member x '("<" "&lt;")) :start)
2938                                      ((member x '(">" "&gt;")) :end)
2939                                      ((member x '("<>" "&lt;&gt;")) :startend)
2940                                      (t nil)))
2941                              (cdr (org-split-string x "[ \t]*|[ \t]*"))))
2942                nil)
2943               ((string-match "^[ \t]*| *[!_^/] *|" x)
2944                nil) ; ignore this line
2945               ((or (string-match "^\\([ \t]*\\)|-+\\+" x)
2946                    (string-match "^\\([ \t]*\\)|[^|]*|" x))
2947                ;; remove the first column
2948                (replace-match "\\1|" t nil x))))
2949            lines))))
2950
2951 (defun org-export-cleanup-toc-line (s)
2952   "Remove tags and timestamps from lines going into the toc."
2953   (when (memq org-export-with-tags '(not-in-toc nil))
2954     (if (string-match (org-re " +:[[:alnum:]_@:]+: *$") s)
2955         (setq s (replace-match "" t t s))))
2956   (when org-export-remove-timestamps-from-toc
2957     (while (string-match org-maybe-keyword-time-regexp s)
2958       (setq s (replace-match "" t t s))))
2959   (while (string-match org-bracket-link-regexp s)
2960     (setq s (replace-match (match-string (if (match-end 3) 3 1) s)
2961                            t t s)))
2962   (while (string-match "\\[\\([0-9]\\|fn:[^]]*\\)\\]" s)
2963     (setq s (replace-match "" t t s)))
2964   s)
2965
2966 (defun org-create-multibrace-regexp (left right n)
2967   "Create a regular expression which will match a balanced sexp.
2968 Opening delimiter is LEFT, and closing delimiter is RIGHT, both given
2969 as single character strings.
2970 The regexp returned will match the entire expression including the
2971 delimiters.  It will also define a single group which contains the
2972 match except for the outermost delimiters.  The maximum depth of
2973 stacked delimiters is N.  Escaping delimiters is not possible."
2974   (let* ((nothing (concat "[^" left right "]*?"))
2975          (or "\\|")
2976          (re nothing)
2977          (next (concat "\\(?:" nothing left nothing right "\\)+" nothing)))
2978     (while (> n 1)
2979       (setq n (1- n)
2980             re (concat re or next)
2981             next (concat "\\(?:" nothing left next right "\\)+" nothing)))
2982     (concat left "\\(" re "\\)" right)))
2983
2984 (defvar org-match-substring-regexp
2985   (concat
2986    "\\([^\\]\\)\\([_^]\\)\\("
2987    "\\(" (org-create-multibrace-regexp "{" "}" org-match-sexp-depth) "\\)"
2988    "\\|"
2989    "\\(" (org-create-multibrace-regexp "(" ")" org-match-sexp-depth) "\\)"
2990    "\\|"
2991    "\\(\\(?:\\*\\|[-+]?[^-+*!@#$%^_ \t\r\n,:\"?<>~;./{}=()]+\\)\\)\\)")
2992   "The regular expression matching a sub- or superscript.")
2993
2994 (defvar org-match-substring-with-braces-regexp
2995   (concat
2996    "\\([^\\]\\)\\([_^]\\)\\("
2997    "\\(" (org-create-multibrace-regexp "{" "}" org-match-sexp-depth) "\\)"
2998    "\\)")
2999   "The regular expression matching a sub- or superscript, forcing braces.")
3000
3001
3002 (defun org-get-text-property-any (pos prop &optional object)
3003   (or (get-text-property pos prop object)
3004       (and (setq pos (next-single-property-change pos prop object))
3005            (get-text-property pos prop object))))
3006
3007 (defun org-export-get-coderef-format (path desc)
3008   (save-match-data
3009     (if (and desc (string-match
3010                    (regexp-quote (concat "(" path ")"))
3011                    desc))
3012         (replace-match "%s" t t desc)
3013       (or desc "%s"))))
3014
3015 (defun org-export-push-to-kill-ring (format)
3016   "Push buffer content to kill ring.
3017 The depends on the variable `org-export-copy-to-kill'."
3018   (when org-export-copy-to-kill-ring
3019     (org-kill-new (buffer-string))
3020     (when (fboundp 'x-set-selection)
3021       (ignore-errors (x-set-selection 'PRIMARY (buffer-string)))
3022       (ignore-errors (x-set-selection 'CLIPBOARD (buffer-string))))
3023     (message "%s export done, pushed to kill ring and clipboard" format)))
3024
3025 (provide 'org-exp)
3026
3027 ;; arch-tag: 65985fe9-095c-49c7-a7b6-cb4ee15c0a95
3028
3029 ;;; org-exp.el ends here
3030