includes/EditPage.php

   1 <?
   2
   3 # Splitting edit page/HTML interface from Article...
   4 # The actual database and text munging is still in Article,
   5 # but it should get easier to call those from alternate
   6 # interfaces.
   7
   8 class EditPage {
   9         var $mArticle;
  10         var $mTitle;
  11
  12         function EditPage( $article ) {
  13                 $this->mArticle =& $article;
  14                 global $wgTitle;
  15                 $this->mTitle =& $wgTitle;
  16         }
  17
  18         # This is the function that gets called for "action=edit".
  19
  20         function edit()
  21         {
  22                 global $wgOut, $wgUser, $wgWhitelistEdit;
  23                 global $wpTextbox1, $wpSummary, $wpSave, $wpPreview;
  24                 global $wpMinoredit, $wpEdittime, $wpTextbox2;
  25
  26                 $fields = array( "wpTextbox1", "wpSummary", "wpTextbox2" );
  27                 wfCleanFormFields( $fields );
  28
  29                 if ( ! $this->mTitle->userCanEdit() ) {
  30                         $this->mArticle->view();
  31                         return;
  32                 }
  33                 if ( $wgUser->isBlocked() ) {
  34                         $this->blockedIPpage();
  35                         return;
  36                 }
  37                 if ( !$wgUser->getID() && $wgWhitelistEdit ) {
  38                         $this->userNotLoggedInPage();
  39                         return;
  40                 }
  41                 if ( wfReadOnly() ) {
  42                         if( isset( $wpSave ) or isset( $wpPreview ) ) {
  43                                 $this->editForm( "preview" );
  44                         } else {
  45                                 $wgOut->readOnlyPage( $this->mArticle->getContent() );
  46                         }
  47                         return;
  48                 }
  49                 if ( $_SERVER['REQUEST_METHOD'] != "POST" ) unset( $wpSave );
  50                 if ( isset( $wpSave ) ) {
  51                         $this->editForm( "save" );
  52                 } else if ( isset( $wpPreview ) ) {
  53                         $this->editForm( "preview" );
  54                 } else { # First time through
  55                         $this->editForm( "initial" );
  56                 }
  57         }
  58
  59         # Since there is only one text field on the edit form,
  60         # pressing <enter> will cause the form to be submitted, but
  61         # the submit button value won't appear in the query, so we
  62         # Fake it here before going back to edit().  This is kind of
  63         # ugly, but it helps some old URLs to still work.
  64
  65         function submit()
  66         {
  67                 global $wpSave, $wpPreview;
  68                 if ( ! isset( $wpPreview ) ) { $wpSave = 1; }
  69
  70                 $this->edit();
  71         }
  72
  73         # The edit form is self-submitting, so that when things like
  74         # preview and edit conflicts occur, we get the same form back
  75         # with the extra stuff added.  Only when the final submission
  76         # is made and all is well do we actually save and redirect to
  77         # the newly-edited page.
  78
  79         function editForm( $formtype )
  80         {
  81                 global $wgOut, $wgUser;
  82                 global $wpTextbox1, $wpSummary, $wpWatchthis;
  83                 global $wpSave, $wpPreview;
  84                 global $wpMinoredit, $wpEdittime, $wpTextbox2, $wpSection;
  85                 global $oldid, $redirect, $section;
  86                 global $wgLang;
  87
  88                 if(isset($wpSection)) { $section=$wpSection; } else { $wpSection=$section; }
  89
  90                 $sk = $wgUser->getSkin();
  91                 $isConflict = false;
  92                 $wpTextbox1 = rtrim ( $wpTextbox1 ) ; # To avoid text getting longer on each preview
  93
  94                 if(!$this->mTitle->getArticleID()) { # new article
  95
  96                         $wgOut->addWikiText(wfmsg("newarticletext"));
  97
  98                 }
  99
 100                 # Attempt submission here.  This will check for edit conflicts,
 101                 # and redundantly check for locked database, blocked IPs, etc.
 102                 # that edit() already checked just in case someone tries to sneak
 103                 # in the back door with a hand-edited submission URL.
 104
 105                 if ( "save" == $formtype ) {
 106                         if ( $wgUser->isBlocked() ) {
 107                                 $this->blockedIPpage();
 108                                 return;
 109                         }
 110                         if ( !$wgUser->getID() && $wgWhitelistEdit ) {
 111                                 $this->userNotLoggedInPage();
 112                                 return;
 113                         }
 114                         if ( wfReadOnly() ) {
 115                                 $wgOut->readOnlyPage();
 116                                 return;
 117                         }
 118                         # If article is new, insert it.
 119
 120                         $aid = $this->mTitle->getArticleID();
 121                         if ( 0 == $aid ) {
 122                                 # we need to strip Windoze linebreaks because some browsers
 123                                 # append them and the string comparison fails
 124                                 if ( ( "" == $wpTextbox1 ) ||
 125                                   ( wfMsg( "newarticletext" ) == rtrim( preg_replace("/\r/","",$wpTextbox1) ) ) ) {
 126                                         $wgOut->redirect(  wfLocalUrl(
 127                                           $this->mTitle->getPrefixedURL() ) );
 128                                         return;
 129                                 }
 130                                 $this->mCountAdjustment = $this->mArticle->isCountable( $wpTextbox1 );
 131                                 $this->mArticle->insertNewArticle( $wpTextbox1, $wpSummary, $wpMinoredit, $wpWatchthis );
 132                                 return;
 133                         }
 134                         # Article exists. Check for edit conflict.
 135                         # Don't check for conflict when appending a comment - this should always work
 136
 137                         $this->mArticle->clear(); # Force reload of dates, etc.
 138                         if ( $section!="new" && ( $this->mArticle->getTimestamp() != $wpEdittime ) ) {
 139                                 $isConflict = true;
 140                         }
 141                         $u = $wgUser->getID();
 142
 143                         # Supress edit conflict with self
 144
 145                         if ( ( 0 != $u ) && ( $this->mArticle->getUser() == $u ) ) {
 146                                 $isConflict = false;
 147                         } else {
 148                                 # switch from section editing to normal editing in edit conflict
 149                                 if($isConflict) {
 150                                         $section="";$wpSection="";
 151                                 }
 152
 153                         }
 154                         if ( ! $isConflict ) {
 155                                 # All's well: update the article here
 156                                 if($this->mArticle->updateArticle( $wpTextbox1, $wpSummary, $wpMinoredit, $wpWatchthis, $wpSection ))
 157                                         return;
 158                                 else
 159                                         $isConflict = true;
 160                         }
 161                 }
 162                 # First time through: get contents, set time for conflict
 163                 # checking, etc.
 164
 165                 if ( "initial" == $formtype ) {
 166                         $wpEdittime = $this->mArticle->getTimestamp();
 167                         $wpTextbox1 = $this->mArticle->getContent(true);
 168                         $wpSummary = "";
 169                 }
 170                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 171                 $wgOut->setArticleFlag( false );
 172
 173                 if ( $isConflict ) {
 174                         $s = wfMsg( "editconflict", $this->mTitle->getPrefixedText() );
 175                         $wgOut->setPageTitle( $s );
 176                         $wgOut->addHTML( wfMsg( "explainconflict" ) );
 177
 178                         $wpTextbox2 = $wpTextbox1;
 179                         $wpTextbox1 = $this->mArticle->getContent(true);
 180                         $wpEdittime = $this->mArticle->getTimestamp();
 181                 } else {
 182                         $s = wfMsg( "editing", $this->mTitle->getPrefixedText() );
 183
 184                         if($section!="") {
 185                                 if($section=="new") {
 186                                         $s.=wfMsg("commentedit");
 187                                 } else {
 188                                         $s.=wfMsg("sectionedit");
 189                                 }
 190                         }
 191                         $wgOut->setPageTitle( $s );
 192                         if ( $oldid ) {
 193                                 $this->mArticle->setOldSubtitle();
 194                                 $wgOut->addHTML( wfMsg( "editingold" ) );
 195                         }
 196                 }
 197
 198                 if( wfReadOnly() ) {
 199                         $wgOut->addHTML( "<strong>" .
 200                                 wfMsg( "readonlywarning" ) .
 201                                 "</strong>" );
 202                 }
 203                 if( $this->mTitle->isProtected() ) {
 204                         $wgOut->addHTML( "<strong>" . wfMsg( "protectedpagewarning" ) .
 205                           "</strong><br />\n" );
 206                 }
 207
 208                 $kblength = (int)(strlen( $wpTextbox1 ) / 1024);
 209                 if( $kblength > 29 ) {
 210                         $wgOut->addHTML( "<strong>" .
 211                                 wfMsg( "longpagewarning", $kblength )
 212                                 . "</strong>" );
 213                 }
 214
 215                 $rows = $wgUser->getOption( "rows" );
 216                 $cols = $wgUser->getOption( "cols" );
 217
 218                 $ew = $wgUser->getOption( "editwidth" );
 219                 if ( $ew ) $ew = " style=\"width:100%\"";
 220                 else $ew = "" ;
 221
 222                 $q = "action=submit";
 223                 if ( "no" == $redirect ) { $q .= "&redirect=no"; }
 224                 $action = wfEscapeHTML( wfLocalUrl( $this->mTitle->getPrefixedURL(), $q ) );
 225
 226                 $summary = wfMsg( "summary" );
 227                 $subject = wfMsg("subject");
 228                 $minor = wfMsg( "minoredit" );
 229                 $watchthis = wfMsg ("watchthis");
 230                 $save = wfMsg( "savearticle" );
 231                 $prev = wfMsg( "showpreview" );
 232
 233                 $cancel = $sk->makeKnownLink( $this->mTitle->getPrefixedURL(),
 234                   wfMsg( "cancel" ) );
 235                 $edithelp = $sk->makeKnownLink( wfMsg( "edithelppage" ),
 236                   wfMsg( "edithelp" ) );
 237                 $copywarn = wfMsg( "copyrightwarning", $sk->makeKnownLink(
 238                   wfMsg( "copyrightpage" ) ) );
 239
 240                 $wpTextbox1 = wfEscapeHTML( $wpTextbox1 );
 241                 $wpTextbox2 = wfEscapeHTML( $wpTextbox2 );
 242                 $wpSummary = wfEscapeHTML( $wpSummary );
 243
 244                 // activate checkboxes if user wants them to be always active
 245                 if (!$wpPreview && $wgUser->getOption("watchdefault")) $wpWatchthis=1;
 246                 if (!$wpPreview && $wgUser->getOption("minordefault")) $wpMinoredit=1;
 247
 248                 // activate checkbox also if user is already watching the page,
 249                 // require wpWatchthis to be unset so that second condition is not
 250                 // checked unnecessarily
 251                 if (!$wpWatchthis && !$wpPreview && $this->mTitle->userIsWatching()) $wpWatchthis=1;
 252
 253                 if ( 0 != $wgUser->getID() ) {
 254                         $checkboxhtml=
 255                         "<input tabindex=3 type=checkbox value=1 name='wpMinoredit'".($wpMinoredit?" checked":"")." id='wpMinoredit'>".
 256                         "<label for='wpMinoredit'>{$minor}</label>".
 257                         "<input tabindex=4 type=checkbox name='wpWatchthis'".($wpWatchthis?" checked":"")." id='wpWatchthis'>".
 258                         "<label for='wpWatchthis'>{$watchthis}</label><br>";
 259
 260                 } else {
 261                         $checkboxhtml="";
 262                 }
 263
 264
 265                 if ( "preview" == $formtype) {
 266
 267                         $previewhead="<h2>" . wfMsg( "preview" ) . "</h2>\n<p><large><center><font color=\"#cc0000\">" .
 268                         wfMsg( "note" ) . wfMsg( "previewnote" ) . "</font></center></large><P>\n";
 269                         if ( $isConflict ) {
 270                                 $previewhead.="<h2>" . wfMsg( "previewconflict" ) .
 271                                   "</h2>\n";
 272                         }
 273                         $previewtext = wfUnescapeHTML( $wpTextbox1 );
 274
 275                         if($wgUser->getOption("previewontop")) {
 276                                 $wgOut->addHTML($previewhead);
 277                                 $wgOut->addWikiText( $this->mArticle->preSaveTransform( $previewtext ) ."\n\n");
 278                         }
 279                         $wgOut->addHTML( "<br clear=\"all\" />\n" );
 280                 }
 281
 282                 # if this is a comment, show a subject line at the top, which is also the edit summary.
 283                 # Otherwise, show a summary field at the bottom
 284                 if($section=="new") {
 285
 286                         $commentsubject="{$subject}: <input tabindex=1 type=text value=\"{$wpSummary}\" name=\"wpSummary\" maxlength=200 size=60><br>";
 287                 } else {
 288
 289                         $editsummary="{$summary}: <input tabindex=3 type=text value=\"{$wpSummary}\" name=\"wpSummary\" maxlength=200 size=60><br>";
 290                 }
 291
 292                 $wgOut->addHTML( "
 293 <form id=\"editform\" name=\"editform\" method=\"post\" action=\"$action\"
 294 enctype=\"application/x-www-form-urlencoded\">
 295 {$commentsubject}
 296 <textarea tabindex=2 name=\"wpTextbox1\" rows={$rows}
 297 cols={$cols}{$ew} wrap=\"virtual\">" .
 298 $wgLang->recodeForEdit( $wpTextbox1 ) .
 299 "
 300 </textarea>
 301 <br>{$editsummary}
 302 {$checkboxhtml}
 303 <input tabindex=5 type=submit value=\"{$save}\" name=\"wpSave\">
 304 <input tabindex=6 type=submit value=\"{$prev}\" name=\"wpPreview\">
 305 <em>{$cancel}</em> | <em>{$edithelp}</em>
 306 <br><br>{$copywarn}
 307 <input type=hidden value=\"{$section}\" name=\"wpSection\">
 308 <input type=hidden value=\"{$wpEdittime}\" name=\"wpEdittime\">\n" );
 309
 310                 if ( $isConflict ) {
 311                         $wgOut->addHTML( "<h2>" . wfMsg( "yourdiff" ) . "</h2>\n" );
 312                         DifferenceEngine::showDiff( $wpTextbox2, $wpTextbox1,
 313                           wfMsg( "yourtext" ), wfMsg( "storedversion" ) );
 314
 315                         $wgOut->addHTML( "<h2>" . wfMsg( "yourtext" ) . "</h2>
 316 <textarea tabindex=6 name=\"wpTextbox2\" rows={$rows} cols={$cols} wrap=virtual>"
 317 . $wgLang->recodeForEdit( $wpTextbox2 ) .
 318 "
 319 </textarea>" );
 320                 }
 321                 $wgOut->addHTML( "</form>\n" );
 322                 if($formtype =="preview" && !$wgUser->getOption("previewontop")) {
 323                         $wgOut->addHTML($previewhead);
 324                         $wgOut->addWikiText( $this->mArticle->preSaveTransform( $previewtext ) );
 325                 }
 326
 327         }
 328
 329         function blockedIPpage()
 330         {
 331                 global $wgOut, $wgUser, $wgLang;
 332
 333                 $wgOut->setPageTitle( wfMsg( "blockedtitle" ) );
 334                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 335                 $wgOut->setArticleFlag( false );
 336
 337                 $id = $wgUser->blockedBy();
 338                 $reason = $wgUser->blockedFor();
 339
 340                 $name = User::whoIs( $id );
 341                 $link = "[[" . $wgLang->getNsText( Namespace::getUser() ) .
 342                   ":{$name}|{$name}]]";
 343
 344                 $wgOut->addWikiText( wfMsg( "blockedtext", $link, $reason ) );
 345                 $wgOut->returnToMain( false );
 346         }
 347
 348
 349
 350         function userNotLoggedInPage()
 351         {
 352                 global $wgOut, $wgUser, $wgLang;
 353
 354                 $wgOut->setPageTitle( wfMsg( "whitelistedittitle" ) );
 355                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 356                 $wgOut->setArticleFlag( false );
 357
 358                 $wgOut->addWikiText( wfMsg( "whitelistedittext" ) );
 359                 $wgOut->returnToMain( false );
 360         }
 361
 362
 363 }
 364
 365 ?>