includes/EditPage.php

   1 <?php
   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                 // this is not an article
  26                 $wgOut->setArticleFlag(false);
  27
  28                 $fields = array( "wpTextbox1", "wpSummary", "wpTextbox2" );
  29                 wfCleanFormFields( $fields );
  30
  31                 if ( ! $this->mTitle->userCanEdit() ) {
  32                         $wgOut->readOnlyPage( $this->mArticle->getContent(), true );
  33                         return;
  34                 }
  35                 if ( $wgUser->isBlocked() ) {
  36                         $this->blockedIPpage();
  37                         return;
  38                 }
  39                 if ( !$wgUser->getID() && $wgWhitelistEdit ) {
  40                         $this->userNotLoggedInPage();
  41                         return;
  42                 }
  43                 if ( wfReadOnly() ) {
  44                         if( isset( $wpSave ) or isset( $wpPreview ) ) {
  45                                 $this->editForm( "preview" );
  46                         } else {
  47                                 $wgOut->readOnlyPage( $this->mArticle->getContent() );
  48                         }
  49                         return;
  50                 }
  51                 if ( $_SERVER['REQUEST_METHOD'] != "POST" ) unset( $wpSave );
  52                 if ( isset( $wpSave ) ) {
  53                         $this->editForm( "save" );
  54                 } else if ( isset( $wpPreview ) ) {
  55                         $this->editForm( "preview" );
  56                 } else { # First time through
  57                         $this->editForm( "initial" );
  58                 }
  59         }
  60
  61         # Since there is only one text field on the edit form,
  62         # pressing <enter> will cause the form to be submitted, but
  63         # the submit button value won't appear in the query, so we
  64         # Fake it here before going back to edit().  This is kind of
  65         # ugly, but it helps some old URLs to still work.
  66
  67         function submit()
  68         {
  69                 global $wpSave, $wpPreview;
  70                 if ( ! isset( $wpPreview ) ) { $wpSave = 1; }
  71
  72                 $this->edit();
  73         }
  74
  75         # The edit form is self-submitting, so that when things like
  76         # preview and edit conflicts occur, we get the same form back
  77         # with the extra stuff added.  Only when the final submission
  78         # is made and all is well do we actually save and redirect to
  79         # the newly-edited page.
  80
  81         function editForm( $formtype )
  82         {
  83                 global $wgOut, $wgUser;
  84                 global $wpTextbox1, $wpSummary, $wpWatchthis;
  85                 global $wpSave, $wpPreview;
  86                 global $wpMinoredit, $wpEdittime, $wpTextbox2, $wpSection;
  87                 global $oldid, $redirect, $section;
  88                 global $wgLang;
  89                 global $wgAllowAnonymousMinor;
  90
  91                 if(isset($wpSection)) { $section=$wpSection; } else { $wpSection=$section; }
  92
  93                 $sk = $wgUser->getSkin();
  94                 $isConflict = false;
  95                 $wpTextbox1 = rtrim ( $wpTextbox1 ) ; # To avoid text getting longer on each preview
  96
  97                 if(!$this->mTitle->getArticleID()) { # new article
  98
  99                         $wgOut->addWikiText(wfmsg("newarticletext"));
 100
 101                 }
 102
 103                 # Attempt submission here.  This will check for edit conflicts,
 104                 # and redundantly check for locked database, blocked IPs, etc.
 105                 # that edit() already checked just in case someone tries to sneak
 106                 # in the back door with a hand-edited submission URL.
 107
 108                 if ( "save" == $formtype ) {
 109                         if ( $wgUser->isBlocked() ) {
 110                                 $this->blockedIPpage();
 111                                 return;
 112                         }
 113                         if ( !$wgUser->getID() && $wgWhitelistEdit ) {
 114                                 $this->userNotLoggedInPage();
 115                                 return;
 116                         }
 117                         if ( wfReadOnly() ) {
 118                                 $wgOut->readOnlyPage();
 119                                 return;
 120                         }
 121                         # If article is new, insert it.
 122
 123                         $aid = $this->mTitle->getArticleID();
 124                         if ( 0 == $aid ) {
 125                                 # we need to strip Windoze linebreaks because some browsers
 126                                 # append them and the string comparison fails
 127                                 if ( ( "" == $wpTextbox1 ) ||
 128                                   ( wfMsg( "newarticletext" ) == rtrim( preg_replace("/\r/","",$wpTextbox1) ) ) ) {
 129                                         $wgOut->redirect(  wfLocalUrl(
 130                                           $this->mTitle->getPrefixedURL() ) );
 131                                         return;
 132                                 }
 133                                 $this->mArticle->insertNewArticle( $wpTextbox1, $wpSummary, $wpMinoredit, $wpWatchthis );
 134                                 return;
 135                         }
 136                         # Article exists. Check for edit conflict.
 137                         # Don't check for conflict when appending a comment - this should always work
 138
 139                         $this->mArticle->clear(); # Force reload of dates, etc.
 140                         if ( $section!="new" && ( $this->mArticle->getTimestamp() != $wpEdittime ) ) {
 141                                 $isConflict = true;
 142                         }
 143                         $u = $wgUser->getID();
 144
 145                         # Supress edit conflict with self
 146
 147                         if ( ( 0 != $u ) && ( $this->mArticle->getUser() == $u ) ) {
 148                                 $isConflict = false;
 149                         } else {
 150                                 # switch from section editing to normal editing in edit conflict
 151                                 if($isConflict) {
 152                                         $section="";$wpSection="";
 153                                 }
 154
 155                         }
 156                         if ( ! $isConflict ) {
 157                                 # All's well: update the article here
 158                                 if($this->mArticle->updateArticle( $wpTextbox1, $wpSummary, $wpMinoredit, $wpWatchthis, $wpSection ))
 159                                         return;
 160                                 else
 161                                         $isConflict = true;
 162                         }
 163                 }
 164                 # First time through: get contents, set time for conflict
 165                 # checking, etc.
 166
 167                 if ( "initial" == $formtype ) {
 168                         $wpEdittime = $this->mArticle->getTimestamp();
 169                         $wpTextbox1 = $this->mArticle->getContent(true);
 170                         $wpSummary = "";
 171                 }
 172                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 173
 174                 # Enabled article-related sidebar, toplinks, etc.
 175                 $wgOut->setArticleRelated( true );
 176
 177                 if ( $isConflict ) {
 178                         $s = wfMsg( "editconflict", $this->mTitle->getPrefixedText() );
 179                         $wgOut->setPageTitle( $s );
 180                         $wgOut->addHTML( wfMsg( "explainconflict" ) );
 181
 182                         $wpTextbox2 = $wpTextbox1;
 183                         $wpTextbox1 = $this->mArticle->getContent(true);
 184                         $wpEdittime = $this->mArticle->getTimestamp();
 185                 } else {
 186                         $s = wfMsg( "editing", $this->mTitle->getPrefixedText() );
 187
 188                         if($section!="") {
 189                                 if($section=="new") {
 190                                         $s.=wfMsg("commentedit");
 191                                 } else {
 192                                         $s.=wfMsg("sectionedit");
 193                                 }
 194                         }
 195                         $wgOut->setPageTitle( $s );
 196                         if ( $oldid ) {
 197                                 $this->mArticle->setOldSubtitle();
 198                                 $wgOut->addHTML( wfMsg( "editingold" ) );
 199                         }
 200                 }
 201
 202                 if( wfReadOnly() ) {
 203                         $wgOut->addHTML( "<strong>" .
 204                                 wfMsg( "readonlywarning" ) .
 205                                 "</strong>" );
 206                 }
 207                 if( $this->mTitle->isProtected() ) {
 208                         $wgOut->addHTML( "<strong>" . wfMsg( "protectedpagewarning" ) .
 209                           "</strong><br />\n" );
 210                 }
 211
 212                 $kblength = (int)(strlen( $wpTextbox1 ) / 1024);
 213                 if( $kblength > 29 ) {
 214                         $wgOut->addHTML( "<strong>" .
 215                                 wfMsg( "longpagewarning", $kblength )
 216                                 . "</strong>" );
 217                 }
 218
 219                 $rows = $wgUser->getOption( "rows" );
 220                 $cols = $wgUser->getOption( "cols" );
 221
 222                 $ew = $wgUser->getOption( "editwidth" );
 223                 if ( $ew ) $ew = " style=\"width:100%\"";
 224                 else $ew = "" ;
 225
 226                 $q = "action=submit";
 227                 if ( "no" == $redirect ) { $q .= "&redirect=no"; }
 228                 $action = wfEscapeHTML( wfLocalUrl( $this->mTitle->getPrefixedURL(), $q ) );
 229
 230                 $summary = wfMsg( "summary" );
 231                 $subject = wfMsg("subject");
 232                 $minor = wfMsg( "minoredit" );
 233                 $watchthis = wfMsg ("watchthis");
 234                 $save = wfMsg( "savearticle" );
 235                 $prev = wfMsg( "showpreview" );
 236
 237                 $cancel = $sk->makeKnownLink( $this->mTitle->getPrefixedURL(),
 238                   wfMsg( "cancel" ) );
 239                 $edithelp = $sk->makeKnownLink( wfMsg( "edithelppage" ),
 240                   wfMsg( "edithelp" ) );
 241                 $copywarn = wfMsg( "copyrightwarning", $sk->makeKnownLink(
 242                   wfMsg( "copyrightpage" ) ) );
 243
 244                 $wpTextbox1 = wfEscapeHTML( $wpTextbox1 );
 245                 $wpTextbox2 = wfEscapeHTML( $wpTextbox2 );
 246                 $wpSummary = wfEscapeHTML( $wpSummary );
 247
 248
 249                 if($wgUser->getOption("showtoolbar")) {
 250                         // prepare toolbar for edit buttons
 251                         $toolbar=$sk->getEditToolbar();
 252                 }
 253
 254                 // activate checkboxes if user wants them to be always active
 255                 if (!$wpPreview && $wgUser->getOption("watchdefault")) $wpWatchthis=1;
 256                 if (!$wpPreview && $wgUser->getOption("minordefault")) $wpMinoredit=1;
 257
 258                 // activate checkbox also if user is already watching the page,
 259                 // require wpWatchthis to be unset so that second condition is not
 260                 // checked unnecessarily
 261                 if (!$wpWatchthis && !$wpPreview && $this->mTitle->userIsWatching()) $wpWatchthis=1;
 262
 263                 $minoredithtml = "";
 264
 265                 if ( 0 != $wgUser->getID() || $wgAllowAnonymousMinor ) {
 266                         $minoredithtml =
 267                         "<input tabindex=3 type=checkbox value=1 name='wpMinoredit'".($wpMinoredit?" checked":"")." id='wpMinoredit'>".
 268                         "<label for='wpMinoredit'>{$minor}</label>";
 269                 }
 270
 271                 $watchhtml = "";
 272
 273                 if ( 0 != $wgUser->getID() ) {
 274                         $watchhtml = "<input tabindex=4 type=checkbox name='wpWatchthis'".($wpWatchthis?" checked":"")." id='wpWatchthis'>".
 275                         "<label for='wpWatchthis'>{$watchthis}</label>";
 276
 277                 }
 278
 279                 $checkboxhtml= $minoredithtml . $watchhtml . "<br>";
 280
 281                 if ( "preview" == $formtype) {
 282
 283                         $previewhead="<h2>" . wfMsg( "preview" ) . "</h2>\n<p><large><center><font color=\"#cc0000\">" .
 284                         wfMsg( "note" ) . wfMsg( "previewnote" ) . "</font></center></large><P>\n";
 285                         if ( $isConflict ) {
 286                                 $previewhead.="<h2>" . wfMsg( "previewconflict" ) .
 287                                   "</h2>\n";
 288                         }
 289                         $previewtext = wfUnescapeHTML( $wpTextbox1 );
 290
 291                         if($wgUser->getOption("previewontop")) {
 292                                 $wgOut->addHTML($previewhead);
 293                                 $wgOut->addWikiText( $this->mArticle->preSaveTransform( $previewtext ) ."\n\n");
 294                         }
 295                         $wgOut->addHTML( "<br clear=\"all\" />\n" );
 296                 }
 297
 298                 # if this is a comment, show a subject line at the top, which is also the edit summary.
 299                 # Otherwise, show a summary field at the bottom
 300                 if($section=="new") {
 301
 302                         $commentsubject="{$subject}: <input tabindex=1 type=text value=\"{$wpSummary}\" name=\"wpSummary\" maxlength=200 size=60><br>";
 303                 } else {
 304
 305                         $editsummary="{$summary}: <input tabindex=3 type=text value=\"{$wpSummary}\" name=\"wpSummary\" maxlength=200 size=60><br>";
 306                 }
 307
 308                 if( $_GET["action"] == "edit" ) {
 309                         # Don't select the edit box on preview; this interferes with seeing what's going on.
 310                         $wgOut->setOnloadHandler( "document.editform.wpTextbox1.focus()" );
 311                 }
 312                 $wgOut->addHTML( "
 313 {$toolbar}
 314 <form id=\"editform\" name=\"editform\" method=\"post\" action=\"$action\"
 315 enctype=\"application/x-www-form-urlencoded\">
 316 {$commentsubject}
 317 <textarea tabindex=2 name=\"wpTextbox1\" rows={$rows}
 318 cols={$cols}{$ew} wrap=\"virtual\">" .
 319 $wgLang->recodeForEdit( $wpTextbox1 ) .
 320 "
 321 </textarea>
 322 <br>{$editsummary}
 323 {$checkboxhtml}
 324 <input tabindex=5 type=submit value=\"{$save}\" name=\"wpSave\" accesskey=\"s\">
 325 <input tabindex=6 type=submit value=\"{$prev}\" name=\"wpPreview\" accesskey=\"p\">
 326 <em>{$cancel}</em> | <em>{$edithelp}</em>
 327 <br><br>{$copywarn}
 328 <input type=hidden value=\"{$section}\" name=\"wpSection\">
 329 <input type=hidden value=\"{$wpEdittime}\" name=\"wpEdittime\">\n" );
 330
 331                 if ( $isConflict ) {
 332                         $wgOut->addHTML( "<h2>" . wfMsg( "yourdiff" ) . "</h2>\n" );
 333                         DifferenceEngine::showDiff( $wpTextbox2, $wpTextbox1,
 334                           wfMsg( "yourtext" ), wfMsg( "storedversion" ) );
 335
 336                         $wgOut->addHTML( "<h2>" . wfMsg( "yourtext" ) . "</h2>
 337 <textarea tabindex=6 name=\"wpTextbox2\" rows={$rows} cols={$cols} wrap=virtual>"
 338 . $wgLang->recodeForEdit( $wpTextbox2 ) .
 339 "
 340 </textarea>" );
 341                 }
 342                 $wgOut->addHTML( "</form>\n" );
 343                 if($formtype =="preview" && !$wgUser->getOption("previewontop")) {
 344                         $wgOut->addHTML($previewhead);
 345                         $wgOut->addWikiText( $this->mArticle->preSaveTransform( $previewtext ) );
 346                 }
 347
 348         }
 349
 350         function blockedIPpage()
 351         {
 352                 global $wgOut, $wgUser, $wgLang, $wgIP;
 353
 354                 $wgOut->setPageTitle( wfMsg( "blockedtitle" ) );
 355                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 356                 $wgOut->setArticleRelated( false );
 357
 358                 $id = $wgUser->blockedBy();
 359                 $reason = $wgUser->blockedFor();
 360                 $ip = $wgIP;
 361
 362                 $name = User::whoIs( $id );
 363                 $link = "[[" . $wgLang->getNsText( Namespace::getUser() ) .
 364                   ":{$name}|{$name}]]";
 365
 366                 $wgOut->addWikiText( wfMsg( "blockedtext", $link, $reason, $ip ) );
 367                 $wgOut->returnToMain( false );
 368         }
 369
 370
 371
 372         function userNotLoggedInPage()
 373         {
 374                 global $wgOut, $wgUser, $wgLang;
 375
 376                 $wgOut->setPageTitle( wfMsg( "whitelistedittitle" ) );
 377                 $wgOut->setRobotpolicy( "noindex,nofollow" );
 378                 $wgOut->setArticleRelated( false );
 379
 380                 $wgOut->addWikiText( wfMsg( "whitelistedittext" ) );
 381                 $wgOut->returnToMain( false );
 382         }
 383
 384
 385 }
 386
 387 ?>