doc/docbook-xsl/common/labels.xsl

   1 <?xml version='1.0'?>
   2 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   3                 xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"
   4                 exclude-result-prefixes="doc"
   5                 version='1.0'>
   6
   7 <!-- ********************************************************************
   8      $Id: labels.xsl,v 1.1 2007/03/10 05:14:55 scott Exp $
   9      ********************************************************************
  10
  11      This file is part of the XSL DocBook Stylesheet distribution.
  12      See ../README or http://nwalsh.com/docbook/xsl/ for copyright
  13      and other information.
  14
  15      ******************************************************************** -->
  16
  17 <!-- ==================================================================== -->
  18
  19 <!-- label markup -->
  20
  21 <doc:mode mode="label.markup" xmlns="">
  22 <refpurpose>Provides access to element labels</refpurpose>
  23 <refdescription>
  24 <para>Processing an element in the
  25 <literal role="mode">label.markup</literal> mode produces the
  26 element label.</para>
  27 <para>Trailing punctuation is not added to the label.
  28 </para>
  29 </refdescription>
  30 </doc:mode>
  31
  32 <xsl:template match="*" mode="intralabel.punctuation">
  33   <xsl:text>.</xsl:text>
  34 </xsl:template>
  35
  36 <xsl:template match="*" mode="label.markup">
  37   <xsl:param name="verbose" select="1"/>
  38   <xsl:if test="$verbose">
  39     <xsl:message>
  40       <xsl:text>Request for label of unexpected element: </xsl:text>
  41       <xsl:value-of select="local-name(.)"/>
  42     </xsl:message>
  43   </xsl:if>
  44 </xsl:template>
  45
  46 <xsl:template match="set|book" mode="label.markup">
  47   <xsl:if test="@label">
  48     <xsl:value-of select="@label"/>
  49   </xsl:if>
  50 </xsl:template>
  51
  52 <xsl:template match="part" mode="label.markup">
  53   <xsl:choose>
  54     <xsl:when test="@label">
  55       <xsl:value-of select="@label"/>
  56     </xsl:when>
  57     <xsl:when test="string($part.autolabel) != 0">
  58       <xsl:variable name="format">
  59         <xsl:call-template name="autolabel.format">
  60           <xsl:with-param name="format" select="$part.autolabel"/>
  61         </xsl:call-template>
  62       </xsl:variable>
  63       <xsl:number from="book" count="part" format="{$format}"/>
  64     </xsl:when>
  65   </xsl:choose>
  66 </xsl:template>
  67
  68 <xsl:template match="partintro" mode="label.markup">
  69   <!-- no label -->
  70 </xsl:template>
  71
  72 <xsl:template match="preface" mode="label.markup">
  73   <xsl:choose>
  74     <xsl:when test="@label">
  75       <xsl:value-of select="@label"/>
  76     </xsl:when>
  77     <xsl:when test="string($preface.autolabel) != 0">
  78       <xsl:if test="$component.label.includes.part.label != 0 and
  79                       ancestor::part">
  80         <xsl:variable name="part.label">
  81           <xsl:apply-templates select="ancestor::part"
  82                                mode="label.markup"/>
  83         </xsl:variable>
  84         <xsl:if test="$part.label != ''">
  85           <xsl:value-of select="$part.label"/>
  86           <xsl:apply-templates select="ancestor::part"
  87                                mode="intralabel.punctuation"/>
  88         </xsl:if>
  89       </xsl:if>
  90       <xsl:variable name="format">
  91         <xsl:call-template name="autolabel.format">
  92           <xsl:with-param name="format" select="$preface.autolabel"/>
  93         </xsl:call-template>
  94       </xsl:variable>
  95       <xsl:choose>
  96         <xsl:when test="$label.from.part != 0 and ancestor::part">
  97           <xsl:number from="part" count="preface" format="{$format}" level="any"/>
  98         </xsl:when>
  99         <xsl:otherwise>
 100           <xsl:number from="book" count="preface" format="{$format}" level="any"/>
 101         </xsl:otherwise>
 102       </xsl:choose>
 103     </xsl:when>
 104   </xsl:choose>
 105 </xsl:template>
 106
 107 <xsl:template match="chapter" mode="label.markup">
 108   <xsl:choose>
 109     <xsl:when test="@label">
 110       <xsl:value-of select="@label"/>
 111     </xsl:when>
 112     <xsl:when test="string($chapter.autolabel) != 0">
 113       <xsl:if test="$component.label.includes.part.label != 0 and
 114                       ancestor::part">
 115         <xsl:variable name="part.label">
 116           <xsl:apply-templates select="ancestor::part"
 117                                mode="label.markup"/>
 118         </xsl:variable>
 119         <xsl:if test="$part.label != ''">
 120           <xsl:value-of select="$part.label"/>
 121           <xsl:apply-templates select="ancestor::part"
 122                                mode="intralabel.punctuation"/>
 123         </xsl:if>
 124       </xsl:if>
 125       <xsl:variable name="format">
 126         <xsl:call-template name="autolabel.format">
 127           <xsl:with-param name="format" select="$chapter.autolabel"/>
 128         </xsl:call-template>
 129       </xsl:variable>
 130       <xsl:choose>
 131         <xsl:when test="$label.from.part != 0 and ancestor::part">
 132           <xsl:number from="part" count="chapter" format="{$format}" level="any"/>
 133         </xsl:when>
 134         <xsl:otherwise>
 135           <xsl:number from="book" count="chapter" format="{$format}" level="any"/>
 136         </xsl:otherwise>
 137       </xsl:choose>
 138     </xsl:when>
 139   </xsl:choose>
 140 </xsl:template>
 141
 142 <xsl:template match="appendix" mode="label.markup">
 143   <xsl:choose>
 144     <xsl:when test="@label">
 145       <xsl:value-of select="@label"/>
 146     </xsl:when>
 147     <xsl:when test="string($appendix.autolabel) != 0">
 148       <xsl:if test="$component.label.includes.part.label != 0 and
 149                       ancestor::part">
 150         <xsl:variable name="part.label">
 151           <xsl:apply-templates select="ancestor::part"
 152                                mode="label.markup"/>
 153         </xsl:variable>
 154         <xsl:if test="$part.label != ''">
 155           <xsl:value-of select="$part.label"/>
 156           <xsl:apply-templates select="ancestor::part"
 157                                mode="intralabel.punctuation"/>
 158         </xsl:if>
 159       </xsl:if>
 160       <xsl:variable name="format">
 161         <xsl:call-template name="autolabel.format">
 162           <xsl:with-param name="format" select="$appendix.autolabel"/>
 163         </xsl:call-template>
 164       </xsl:variable>
 165       <xsl:choose>
 166         <xsl:when test="$label.from.part != 0 and ancestor::part">
 167           <xsl:number from="part" count="appendix" format="{$format}" level="any"/>
 168         </xsl:when>
 169         <xsl:otherwise>
 170           <xsl:number from="book|article"
 171                       count="appendix" format="{$format}" level="any"/>
 172         </xsl:otherwise>
 173       </xsl:choose>
 174     </xsl:when>
 175   </xsl:choose>
 176 </xsl:template>
 177
 178 <xsl:template match="article" mode="label.markup">
 179   <xsl:if test="@label">
 180     <xsl:value-of select="@label"/>
 181   </xsl:if>
 182 </xsl:template>
 183
 184 <xsl:template match="dedication|colophon" mode="label.markup">
 185   <xsl:if test="@label">
 186     <xsl:value-of select="@label"/>
 187   </xsl:if>
 188 </xsl:template>
 189
 190 <xsl:template match="reference" mode="label.markup">
 191   <xsl:choose>
 192     <xsl:when test="@label">
 193       <xsl:value-of select="@label"/>
 194     </xsl:when>
 195     <xsl:when test="string($reference.autolabel) != 0">
 196       <xsl:variable name="format">
 197         <xsl:call-template name="autolabel.format">
 198           <xsl:with-param name="format" select="$reference.autolabel"/>
 199         </xsl:call-template>
 200       </xsl:variable>
 201       <xsl:number from="book" count="reference" format="{$format}" level="any"/>
 202     </xsl:when>
 203   </xsl:choose>
 204 </xsl:template>
 205
 206 <xsl:template match="refentry" mode="label.markup">
 207   <xsl:if test="@label">
 208     <xsl:value-of select="@label"/>
 209   </xsl:if>
 210 </xsl:template>
 211
 212 <xsl:template match="section" mode="label.markup">
 213   <!-- if this is a nested section, label the parent -->
 214   <xsl:if test="local-name(..) = 'section'">
 215     <xsl:variable name="parent.section.label">
 216       <xsl:call-template name="label.this.section">
 217         <xsl:with-param name="section" select=".."/>
 218       </xsl:call-template>
 219     </xsl:variable>
 220     <xsl:if test="$parent.section.label != '0'">
 221       <xsl:apply-templates select=".." mode="label.markup"/>
 222       <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 223     </xsl:if>
 224   </xsl:if>
 225
 226   <!-- if the parent is a component, maybe label that too -->
 227   <xsl:variable name="parent.is.component">
 228     <xsl:call-template name="is.component">
 229       <xsl:with-param name="node" select=".."/>
 230     </xsl:call-template>
 231   </xsl:variable>
 232
 233   <!-- does this section get labelled? -->
 234   <xsl:variable name="label">
 235     <xsl:call-template name="label.this.section">
 236       <xsl:with-param name="section" select="."/>
 237     </xsl:call-template>
 238   </xsl:variable>
 239
 240   <xsl:if test="$section.label.includes.component.label != 0
 241                 and $parent.is.component != 0">
 242     <xsl:variable name="parent.label">
 243       <xsl:apply-templates select=".." mode="label.markup"/>
 244     </xsl:variable>
 245     <xsl:if test="$parent.label != ''">
 246       <xsl:apply-templates select=".." mode="label.markup"/>
 247       <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 248     </xsl:if>
 249   </xsl:if>
 250
 251 <!--
 252   <xsl:message>
 253     test: <xsl:value-of select="$label"/>, <xsl:number count="section"/>
 254   </xsl:message>
 255 -->
 256
 257   <xsl:choose>
 258     <xsl:when test="@label">
 259       <xsl:value-of select="@label"/>
 260     </xsl:when>
 261     <xsl:when test="$label != 0">
 262       <xsl:variable name="format">
 263         <xsl:call-template name="autolabel.format">
 264           <xsl:with-param name="format" select="$section.autolabel"/>
 265         </xsl:call-template>
 266       </xsl:variable>
 267       <xsl:number format="{$format}" count="section"/>
 268     </xsl:when>
 269   </xsl:choose>
 270 </xsl:template>
 271
 272 <xsl:template match="sect1" mode="label.markup">
 273   <!-- if the parent is a component, maybe label that too -->
 274   <xsl:variable name="parent.is.component">
 275     <xsl:call-template name="is.component">
 276       <xsl:with-param name="node" select=".."/>
 277     </xsl:call-template>
 278   </xsl:variable>
 279
 280   <xsl:variable name="component.label">
 281     <xsl:if test="$section.label.includes.component.label != 0
 282                   and $parent.is.component != 0">
 283       <xsl:variable name="parent.label">
 284         <xsl:apply-templates select=".." mode="label.markup"/>
 285       </xsl:variable>
 286       <xsl:if test="$parent.label != ''">
 287         <xsl:apply-templates select=".." mode="label.markup"/>
 288         <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 289       </xsl:if>
 290     </xsl:if>
 291   </xsl:variable>
 292
 293
 294   <xsl:variable name="is.numbered">
 295     <xsl:call-template name="label.this.section"/>
 296   </xsl:variable>
 297
 298   <xsl:choose>
 299     <xsl:when test="@label">
 300       <xsl:value-of select="@label"/>
 301     </xsl:when>
 302     <xsl:when test="$is.numbered != 0">
 303       <xsl:variable name="format">
 304         <xsl:call-template name="autolabel.format">
 305           <xsl:with-param name="format" select="$section.autolabel"/>
 306         </xsl:call-template>
 307       </xsl:variable>
 308       <xsl:copy-of select="$component.label"/>
 309       <xsl:number format="{$format}" count="sect1"/>
 310     </xsl:when>
 311   </xsl:choose>
 312 </xsl:template>
 313
 314 <xsl:template match="sect2|sect3|sect4|sect5" mode="label.markup">
 315   <!-- label the parent -->
 316   <xsl:variable name="parent.section.label">
 317     <xsl:call-template name="label.this.section">
 318       <xsl:with-param name="section" select=".."/>
 319     </xsl:call-template>
 320   </xsl:variable>
 321   <xsl:if test="$parent.section.label != '0'">
 322     <xsl:apply-templates select=".." mode="label.markup"/>
 323     <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 324   </xsl:if>
 325
 326   <xsl:variable name="is.numbered">
 327     <xsl:call-template name="label.this.section"/>
 328   </xsl:variable>
 329
 330   <xsl:choose>
 331     <xsl:when test="@label">
 332       <xsl:value-of select="@label"/>
 333     </xsl:when>
 334     <xsl:when test="$is.numbered != 0">
 335       <xsl:variable name="format">
 336         <xsl:call-template name="autolabel.format">
 337           <xsl:with-param name="format" select="$section.autolabel"/>
 338         </xsl:call-template>
 339       </xsl:variable>
 340       <xsl:choose>
 341         <xsl:when test="local-name(.) = 'sect2'">
 342           <xsl:number format="{$format}" count="sect2"/>
 343         </xsl:when>
 344         <xsl:when test="local-name(.) = 'sect3'">
 345           <xsl:number format="{$format}" count="sect3"/>
 346         </xsl:when>
 347         <xsl:when test="local-name(.) = 'sect4'">
 348           <xsl:number format="{$format}" count="sect4"/>
 349         </xsl:when>
 350         <xsl:when test="local-name(.) = 'sect5'">
 351           <xsl:number format="{$format}" count="sect5"/>
 352         </xsl:when>
 353         <xsl:otherwise>
 354           <xsl:message>label.markup: this can't happen!</xsl:message>
 355         </xsl:otherwise>
 356       </xsl:choose>
 357     </xsl:when>
 358   </xsl:choose>
 359 </xsl:template>
 360
 361 <xsl:template match="bridgehead" mode="label.markup">
 362   <!-- FIXME: could we do a better job here? -->
 363   <xsl:variable name="contsec"
 364                 select="(ancestor::section
 365                          |ancestor::simplesect
 366                          |ancestor::sect1
 367                          |ancestor::sect2
 368                          |ancestor::sect3
 369                          |ancestor::sect4
 370                          |ancestor::sect5
 371                          |ancestor::refsect1
 372                          |ancestor::refsect2
 373                          |ancestor::refsect3
 374                          |ancestor::chapter
 375                          |ancestor::appendix
 376                          |ancestor::preface)[last()]"/>
 377
 378   <xsl:apply-templates select="$contsec" mode="label.markup"/>
 379 </xsl:template>
 380
 381 <xsl:template match="refsect1" mode="label.markup">
 382   <xsl:choose>
 383     <xsl:when test="@label">
 384       <xsl:value-of select="@label"/>
 385     </xsl:when>
 386     <xsl:when test="$section.autolabel != 0">
 387       <xsl:variable name="format">
 388         <xsl:call-template name="autolabel.format">
 389           <xsl:with-param name="format" select="$section.autolabel"/>
 390         </xsl:call-template>
 391       </xsl:variable>
 392       <xsl:number count="refsect1" format="{$format}"/>
 393     </xsl:when>
 394   </xsl:choose>
 395 </xsl:template>
 396
 397 <xsl:template match="refsect2|refsect3" mode="label.markup">
 398   <!-- label the parent -->
 399   <xsl:variable name="parent.label">
 400     <xsl:apply-templates select=".." mode="label.markup"/>
 401   </xsl:variable>
 402   <xsl:if test="$parent.label != ''">
 403     <xsl:apply-templates select=".." mode="label.markup"/>
 404     <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 405   </xsl:if>
 406
 407   <xsl:choose>
 408     <xsl:when test="@label">
 409       <xsl:value-of select="@label"/>
 410     </xsl:when>
 411     <xsl:when test="$section.autolabel != 0">
 412       <xsl:variable name="format">
 413         <xsl:call-template name="autolabel.format">
 414           <xsl:with-param name="format" select="$section.autolabel"/>
 415         </xsl:call-template>
 416       </xsl:variable>
 417       <xsl:choose>
 418         <xsl:when test="local-name(.) = 'refsect2'">
 419           <xsl:number count="refsect2" format="{$format}"/>
 420         </xsl:when>
 421         <xsl:otherwise>
 422           <xsl:number count="refsect3" format="{$format}"/>
 423         </xsl:otherwise>
 424       </xsl:choose>
 425     </xsl:when>
 426   </xsl:choose>
 427 </xsl:template>
 428
 429 <xsl:template match="simplesect" mode="label.markup">
 430   <!-- if this is a nested section, label the parent -->
 431   <xsl:if test="local-name(..) = 'section'
 432                 or local-name(..) = 'sect1'
 433                 or local-name(..) = 'sect2'
 434                 or local-name(..) = 'sect3'
 435                 or local-name(..) = 'sect4'
 436                 or local-name(..) = 'sect5'">
 437     <xsl:variable name="parent.section.label">
 438       <xsl:apply-templates select=".." mode="label.markup"/>
 439     </xsl:variable>
 440     <xsl:if test="$parent.section.label != ''">
 441       <xsl:apply-templates select=".." mode="label.markup"/>
 442       <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 443     </xsl:if>
 444   </xsl:if>
 445
 446   <!-- if the parent is a component, maybe label that too -->
 447   <xsl:variable name="parent.is.component">
 448     <xsl:call-template name="is.component">
 449       <xsl:with-param name="node" select=".."/>
 450     </xsl:call-template>
 451   </xsl:variable>
 452
 453   <!-- does this section get labelled? -->
 454   <xsl:variable name="label">
 455     <xsl:call-template name="label.this.section">
 456       <xsl:with-param name="section" select="."/>
 457     </xsl:call-template>
 458   </xsl:variable>
 459
 460   <xsl:if test="$section.label.includes.component.label != 0
 461                 and $parent.is.component != 0">
 462     <xsl:variable name="parent.label">
 463       <xsl:apply-templates select=".." mode="label.markup"/>
 464     </xsl:variable>
 465     <xsl:if test="$parent.label != ''">
 466       <xsl:apply-templates select=".." mode="label.markup"/>
 467       <xsl:apply-templates select=".." mode="intralabel.punctuation"/>
 468     </xsl:if>
 469   </xsl:if>
 470
 471   <xsl:choose>
 472     <xsl:when test="@label">
 473       <xsl:value-of select="@label"/>
 474     </xsl:when>
 475     <xsl:when test="$label != 0">
 476       <xsl:variable name="format">
 477         <xsl:call-template name="autolabel.format">
 478           <xsl:with-param name="format" select="$section.autolabel"/>
 479         </xsl:call-template>
 480       </xsl:variable>
 481       <xsl:number format="{$format}" count="simplesect"/>
 482     </xsl:when>
 483   </xsl:choose>
 484 </xsl:template>
 485
 486 <xsl:template match="qandadiv" mode="label.markup">
 487   <xsl:variable name="lparent" select="(ancestor::set
 488                                        |ancestor::book
 489                                        |ancestor::chapter
 490                                        |ancestor::appendix
 491                                        |ancestor::preface
 492                                        |ancestor::section
 493                                        |ancestor::simplesect
 494                                        |ancestor::sect1
 495                                        |ancestor::sect2
 496                                        |ancestor::sect3
 497                                        |ancestor::sect4
 498                                        |ancestor::sect5
 499                                        |ancestor::refsect1
 500                                        |ancestor::refsect2
 501                                        |ancestor::refsect3)[last()]"/>
 502
 503   <xsl:variable name="lparent.prefix">
 504     <xsl:apply-templates select="$lparent" mode="label.markup"/>
 505   </xsl:variable>
 506
 507   <xsl:variable name="prefix">
 508     <xsl:if test="$qanda.inherit.numeration != 0">
 509       <xsl:if test="$lparent.prefix != ''">
 510         <xsl:apply-templates select="$lparent" mode="label.markup"/>
 511         <xsl:apply-templates select="$lparent" mode="intralabel.punctuation"/>
 512       </xsl:if>
 513     </xsl:if>
 514   </xsl:variable>
 515
 516   <xsl:choose>
 517     <xsl:when test="$qandadiv.autolabel != 0">
 518       <xsl:variable name="format">
 519         <xsl:call-template name="autolabel.format">
 520           <xsl:with-param name="format" select="$qandadiv.autolabel"/>
 521         </xsl:call-template>
 522       </xsl:variable>
 523       <xsl:value-of select="$prefix"/>
 524       <xsl:number level="multiple" count="qandadiv" format="{$format}"/>
 525     </xsl:when>
 526   </xsl:choose>
 527 </xsl:template>
 528
 529 <xsl:template match="question|answer" mode="label.markup">
 530   <xsl:variable name="lparent" select="(ancestor::set
 531                                        |ancestor::book
 532                                        |ancestor::chapter
 533                                        |ancestor::appendix
 534                                        |ancestor::preface
 535                                        |ancestor::section
 536                                        |ancestor::simplesect
 537                                        |ancestor::sect1
 538                                        |ancestor::sect2
 539                                        |ancestor::sect3
 540                                        |ancestor::sect4
 541                                        |ancestor::sect5
 542                                        |ancestor::refsect1
 543                                        |ancestor::refsect2
 544                                        |ancestor::refsect3)[last()]"/>
 545
 546   <xsl:variable name="lparent.prefix">
 547     <xsl:apply-templates select="$lparent" mode="label.markup"/>
 548   </xsl:variable>
 549
 550   <xsl:variable name="prefix">
 551     <xsl:if test="$qanda.inherit.numeration != 0">
 552       <xsl:choose>
 553         <xsl:when test="ancestor::qandadiv">
 554           <xsl:apply-templates select="ancestor::qandadiv[1]" mode="label.markup"/>
 555           <xsl:apply-templates select="ancestor::qandadiv[1]"
 556                                mode="intralabel.punctuation"/>
 557         </xsl:when>
 558         <xsl:when test="$lparent.prefix != ''">
 559           <xsl:apply-templates select="$lparent" mode="label.markup"/>
 560           <xsl:apply-templates select="$lparent" mode="intralabel.punctuation"/>
 561         </xsl:when>
 562       </xsl:choose>
 563     </xsl:if>
 564   </xsl:variable>
 565
 566   <xsl:variable name="inhlabel"
 567                 select="ancestor-or-self::qandaset/@defaultlabel[1]"/>
 568
 569   <xsl:variable name="deflabel">
 570     <xsl:choose>
 571       <xsl:when test="$inhlabel != ''">
 572         <xsl:value-of select="$inhlabel"/>
 573       </xsl:when>
 574       <xsl:otherwise>
 575         <xsl:value-of select="$qanda.defaultlabel"/>
 576       </xsl:otherwise>
 577     </xsl:choose>
 578   </xsl:variable>
 579
 580   <xsl:variable name="label" select="label"/>
 581
 582   <xsl:choose>
 583     <xsl:when test="count($label)>0">
 584       <xsl:apply-templates select="$label"/>
 585     </xsl:when>
 586
 587     <xsl:when test="$deflabel = 'qanda' and local-name(.) = 'question'">
 588       <xsl:call-template name="gentext">
 589         <xsl:with-param name="key" select="'Question'"/>
 590       </xsl:call-template>
 591     </xsl:when>
 592
 593     <xsl:when test="$deflabel = 'qanda' and local-name(.) = 'answer'">
 594       <xsl:call-template name="gentext">
 595         <xsl:with-param name="key" select="'Answer'"/>
 596       </xsl:call-template>
 597     </xsl:when>
 598
 599     <xsl:when test="$deflabel = 'number' and local-name(.) = 'question'">
 600       <xsl:value-of select="$prefix"/>
 601       <xsl:number level="multiple" count="qandaentry" format="1"/>
 602     </xsl:when>
 603   </xsl:choose>
 604 </xsl:template>
 605
 606 <xsl:template match="bibliography|glossary|
 607                      qandaset|index|setindex" mode="label.markup">
 608   <xsl:if test="@label">
 609     <xsl:value-of select="@label"/>
 610   </xsl:if>
 611 </xsl:template>
 612
 613 <xsl:template match="figure|table|example" mode="label.markup">
 614   <xsl:variable name="pchap"
 615                 select="ancestor::chapter
 616                         |ancestor::appendix
 617                         |ancestor::article[ancestor::book]"/>
 618
 619   <xsl:variable name="prefix">
 620     <xsl:if test="count($pchap) &gt; 0">
 621       <xsl:apply-templates select="$pchap" mode="label.markup"/>
 622     </xsl:if>
 623   </xsl:variable>
 624
 625   <xsl:choose>
 626     <xsl:when test="@label">
 627       <xsl:value-of select="@label"/>
 628     </xsl:when>
 629     <xsl:otherwise>
 630       <xsl:choose>
 631         <xsl:when test="$prefix != ''">
 632             <xsl:apply-templates select="$pchap" mode="label.markup"/>
 633             <xsl:apply-templates select="$pchap" mode="intralabel.punctuation"/>
 634           <xsl:number format="1" from="chapter|appendix" level="any"/>
 635         </xsl:when>
 636         <xsl:otherwise>
 637           <xsl:number format="1" from="book|article" level="any"/>
 638         </xsl:otherwise>
 639       </xsl:choose>
 640     </xsl:otherwise>
 641   </xsl:choose>
 642 </xsl:template>
 643
 644 <xsl:template match="procedure" mode="label.markup">
 645   <xsl:variable name="pchap"
 646                 select="ancestor::chapter
 647                         |ancestor::appendix
 648                         |ancestor::article[ancestor::book]"/>
 649
 650   <xsl:variable name="prefix">
 651     <xsl:if test="count($pchap) &gt; 0">
 652       <xsl:apply-templates select="$pchap" mode="label.markup"/>
 653     </xsl:if>
 654   </xsl:variable>
 655
 656   <xsl:choose>
 657     <xsl:when test="@label">
 658       <xsl:value-of select="@label"/>
 659     </xsl:when>
 660     <xsl:when test="$formal.procedures = 0">
 661       <!-- No label -->
 662     </xsl:when>
 663     <xsl:otherwise>
 664       <xsl:choose>
 665         <xsl:when test="count($pchap)>0">
 666           <xsl:if test="$prefix != ''">
 667             <xsl:apply-templates select="$pchap" mode="label.markup"/>
 668             <xsl:apply-templates select="$pchap" mode="intralabel.punctuation"/>
 669           </xsl:if>
 670           <xsl:number count="procedure[title]" format="1"
 671                       from="chapter|appendix" level="any"/>
 672         </xsl:when>
 673         <xsl:otherwise>
 674           <xsl:number count="procedure[title]" format="1"
 675                       from="book|article" level="any"/>
 676         </xsl:otherwise>
 677       </xsl:choose>
 678     </xsl:otherwise>
 679   </xsl:choose>
 680 </xsl:template>
 681
 682 <xsl:template match="equation" mode="label.markup">
 683   <xsl:variable name="pchap"
 684                 select="ancestor::chapter
 685                         |ancestor::appendix
 686                         |ancestor::article[ancestor::book]"/>
 687
 688   <xsl:variable name="prefix">
 689     <xsl:if test="count($pchap) &gt; 0">
 690       <xsl:apply-templates select="$pchap" mode="label.markup"/>
 691     </xsl:if>
 692   </xsl:variable>
 693
 694   <xsl:choose>
 695     <xsl:when test="@label">
 696       <xsl:value-of select="@label"/>
 697     </xsl:when>
 698     <xsl:otherwise>
 699       <xsl:choose>
 700         <xsl:when test="count($pchap)>0">
 701           <xsl:if test="$prefix != ''">
 702             <xsl:apply-templates select="$pchap" mode="label.markup"/>
 703             <xsl:apply-templates select="$pchap" mode="intralabel.punctuation"/>
 704           </xsl:if>
 705           <xsl:number format="1" count="equation[title or info/title]"
 706                       from="chapter|appendix" level="any"/>
 707         </xsl:when>
 708         <xsl:otherwise>
 709           <xsl:number format="1" count="equation[title or info/title]"
 710                       from="book|article" level="any"/>
 711         </xsl:otherwise>
 712       </xsl:choose>
 713     </xsl:otherwise>
 714   </xsl:choose>
 715 </xsl:template>
 716
 717 <xsl:template match="orderedlist/listitem" mode="label.markup">
 718   <xsl:variable name="numeration">
 719     <xsl:call-template name="list.numeration">
 720       <xsl:with-param name="node" select="parent::orderedlist"/>
 721     </xsl:call-template>
 722   </xsl:variable>
 723
 724   <xsl:variable name="type">
 725     <xsl:choose>
 726       <xsl:when test="$numeration='arabic'">1</xsl:when>
 727       <xsl:when test="$numeration='loweralpha'">a</xsl:when>
 728       <xsl:when test="$numeration='lowerroman'">i</xsl:when>
 729       <xsl:when test="$numeration='upperalpha'">A</xsl:when>
 730       <xsl:when test="$numeration='upperroman'">I</xsl:when>
 731       <!-- What!? This should never happen -->
 732       <xsl:otherwise>
 733         <xsl:message>
 734           <xsl:text>Unexpected numeration: </xsl:text>
 735           <xsl:value-of select="$numeration"/>
 736         </xsl:message>
 737         <xsl:value-of select="1."/>
 738       </xsl:otherwise>
 739     </xsl:choose>
 740   </xsl:variable>
 741
 742   <xsl:variable name="item-number">
 743     <xsl:call-template name="orderedlist-item-number"/>
 744   </xsl:variable>
 745
 746   <xsl:number value="$item-number" format="{$type}"/>
 747 </xsl:template>
 748
 749 <xsl:template match="abstract" mode="label.markup">
 750   <!-- nop -->
 751 </xsl:template>
 752
 753 <xsl:template match="sidebar" mode="label.markup">
 754   <!-- nop -->
 755 </xsl:template>
 756
 757 <!-- ============================================================ -->
 758
 759 <xsl:template name="label.this.section">
 760   <xsl:param name="section" select="."/>
 761
 762   <xsl:variable name="level">
 763     <xsl:call-template name="section.level"/>
 764   </xsl:variable>
 765
 766   <xsl:choose>
 767     <xsl:when test="$level &lt;= $section.autolabel.max.depth">
 768       <xsl:value-of select="$section.autolabel"/>
 769     </xsl:when>
 770     <xsl:otherwise>0</xsl:otherwise>
 771   </xsl:choose>
 772 </xsl:template>
 773
 774 <doc:template name="label.this.section" xmlns="">
 775 <refpurpose>Returns true if $section should be labelled</refpurpose>
 776 <refdescription>
 777 <para>Returns true if the specified section should be labelled.
 778 By default, this template returns zero unless
 779 the section level is less than or equal to the value of the
 780 <literal>$section.autolabel.max.depth</literal> parameter, in
 781 which case it returns
 782 <literal>$section.autolabel</literal>.
 783 Custom stylesheets may override it to get more selective behavior.</para>
 784 </refdescription>
 785 </doc:template>
 786
 787 <!-- ============================================================ -->
 788
 789 <xsl:template name="default.autolabel.format">
 790   <xsl:param name="context" select="."/>
 791   <xsl:choose>
 792     <xsl:when test="local-name($context) = 'appendix'">
 793       <xsl:value-of select="'A'"/>
 794     </xsl:when>
 795     <xsl:when test="local-name($context) = 'part'">
 796       <xsl:value-of select="'I'"/>
 797     </xsl:when>
 798     <xsl:otherwise>1</xsl:otherwise>
 799   </xsl:choose>
 800 </xsl:template>
 801
 802 <xsl:template name="autolabel.format">
 803   <xsl:param name="context" select="."/>
 804   <xsl:param name="format"/>
 805
 806   <xsl:choose>
 807     <xsl:when test="string($format) != 0">
 808       <xsl:choose>
 809         <xsl:when test="string($format)='arabic' or $format='1'">1</xsl:when>
 810         <xsl:when test="$format='loweralpha' or $format='a'">
 811           <xsl:value-of select="'a'"/>
 812         </xsl:when>
 813         <xsl:when test="$format='lowerroman' or $format='i'">
 814           <xsl:value-of select="'i'"/>
 815         </xsl:when>
 816         <xsl:when test="$format='upperalpha' or $format='A'">
 817           <xsl:value-of select="'A'"/>
 818         </xsl:when>
 819         <xsl:when test="$format='upperroman' or $format='I'">
 820           <xsl:value-of select="'I'"/>
 821         </xsl:when>
 822         <xsl:when test="$format='arabicindic' or $format='&#x661;'">
 823           <xsl:value-of select="'&#x661;'"/>
 824         </xsl:when>
 825         <xsl:otherwise>
 826           <xsl:message>
 827             <xsl:text>Unexpected </xsl:text><xsl:value-of select="local-name(.)"/><xsl:text>.autolabel value: </xsl:text>
 828             <xsl:value-of select="$format"/><xsl:text>; using default.</xsl:text>
 829           </xsl:message>
 830           <xsl:call-template name="default.autolabel.format"/>
 831         </xsl:otherwise>
 832       </xsl:choose>
 833     </xsl:when>
 834   </xsl:choose>
 835 </xsl:template>
 836
 837 <doc:template name="autolabel.format" xmlns="">
 838 <refpurpose>Returns format for autolabel parameters</refpurpose>
 839 <refdescription>
 840 <para>Returns format passed as parameter if non zero. Supported
 841   format are 'arabic' or '1', 'loweralpha' or 'a', 'lowerroman' or 'i',
 842   'upperlapha' or 'A', 'upperroman' or 'I', 'arabicindic' or '&#x661;'.
 843   If its not one of these then
 844   returns the default format.</para>
 845 </refdescription>
 846 </doc:template>
 847
 848 <!-- ============================================================ -->
 849
 850 </xsl:stylesheet>