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