mArticle =& $article;
global $wgTitle;
$this->mTitle =& $wgTitle;
}
/**
* This is the function that gets called for "action=edit".
*/
function edit() {
global $wgOut, $wgUser, $wgWhitelistEdit, $wgRequest;
// this is not an article
$wgOut->setArticleFlag(false);
$this->importFormData( $wgRequest );
if ( ! $this->mTitle->userCanEdit() ) {
$wgOut->readOnlyPage( $this->mArticle->getContent( true ), true );
return;
}
if ( $wgUser->isBlocked() ) {
$this->blockedIPpage();
return;
}
if ( !$wgUser->getID() && $wgWhitelistEdit ) {
$this->userNotLoggedInPage();
return;
}
if ( wfReadOnly() ) {
if( $this->save || $this->preview ) {
$this->editForm( 'preview' );
} else {
$wgOut->readOnlyPage( $this->mArticle->getContent( true ) );
}
return;
}
if ( $this->save ) {
$this->editForm( 'save' );
} else if ( $this->preview or $wgUser->getOption('previewonfirst')) {
$this->editForm( 'preview' );
} else { # First time through
$this->editForm( 'initial' );
}
}
/**
* @todo document
*/
function importFormData( &$request ) {
# These fields need to be checked for encoding.
# Also remove trailing whitespace, but don't remove _initial_
# whitespace from the text boxes. This may be significant formatting.
$this->textbox1 = rtrim( $request->getText( 'wpTextbox1' ) );
$this->textbox2 = rtrim( $request->getText( 'wpTextbox2' ) );
$this->summary = trim( $request->getText( 'wpSummary' ) );
$this->edittime = $request->getVal( 'wpEdittime' );
if( !preg_match( '/^\d{14}$/', $this->edittime )) $this->edittime = '';
$this->preview = $request->getCheck( 'wpPreview' );
$this->save = $request->wasPosted() && !$this->preview;
$this->minoredit = $request->getCheck( 'wpMinoredit' );
$this->watchthis = $request->getCheck( 'wpWatchthis' );
$this->oldid = $request->getInt( 'oldid' );
# Section edit can come from either the form or a link
$this->section = $request->getVal( 'wpSection', $request->getVal( 'section' ) );
}
/**
* Since there is only one text field on the edit form,
* pressing will cause the form to be submitted, but
* the submit button value won't appear in the query, so we
* Fake it here before going back to edit(). This is kind of
* ugly, but it helps some old URLs to still work.
*/
function submit() {
if( !$this->preview ) $this->save = true;
$this->edit();
}
/**
* The edit form is self-submitting, so that when things like
* preview and edit conflicts occur, we get the same form back
* with the extra stuff added. Only when the final submission
* is made and all is well do we actually save and redirect to
* the newly-edited page.
*
* @param string $formtype Type of form either : save, initial or preview
*/
function editForm( $formtype ) {
global $wgOut, $wgUser;
global $wgLang, $wgContLang, $wgParser, $wgTitle;
global $wgAllowAnonymousMinor;
global $wgWhitelistEdit;
global $wgSpamRegex, $wgFilterCallback;
global $wgUseLatin1;
$sk = $wgUser->getSkin();
$isConflict = false;
// css / js subpages of user pages get a special treatment
$isCssJsSubpage = (Namespace::getUser() == $wgTitle->getNamespace() and preg_match("/\\.(css|js)$/", $wgTitle->getText() ));
if(!$this->mTitle->getArticleID()) { # new article
$wgOut->addWikiText(wfmsg('newarticletext'));
}
if( Namespace::isTalk( $this->mTitle->getNamespace() ) ) {
$wgOut->addWikiText(wfmsg('talkpagetext'));
}
# Attempt submission here. This will check for edit conflicts,
# and redundantly check for locked database, blocked IPs, etc.
# that edit() already checked just in case someone tries to sneak
# in the back door with a hand-edited submission URL.
if ( 'save' == $formtype ) {
# Check for spam
if ( $wgSpamRegex && preg_match( $wgSpamRegex, $this->textbox1, $matches ) ) {
$this->spamPage ( $matches );
return;
}
if ( $wgFilterCallback && $wgFilterCallback( $this->mTitle, $this->textbox1, $this->section ) ) {
# Error messages or other handling should be performed by the filter function
return;
}
if ( $wgUser->isBlocked() ) {
$this->blockedIPpage();
return;
}
if ( !$wgUser->getID() && $wgWhitelistEdit ) {
$this->userNotLoggedInPage();
return;
}
if ( wfReadOnly() ) {
$wgOut->readOnlyPage();
return;
}
# If article is new, insert it.
$aid = $this->mTitle->getArticleID( GAID_FOR_UPDATE );
if ( 0 == $aid ) {
# Don't save a new article if it's blank.
if ( ( '' == $this->textbox1 ) ||
( wfMsg( 'newarticletext' ) == $this->textbox1 ) ) {
$wgOut->redirect( $this->mTitle->getFullURL() );
return;
}
$this->mArticle->insertNewArticle( $this->textbox1, $this->summary, $this->minoredit, $this->watchthis );
return;
}
# Article exists. Check for edit conflict.
$this->mArticle->clear(); # Force reload of dates, etc.
$this->mArticle->forUpdate( true ); # Lock the article
if( ( $this->section != 'new' ) &&
($this->mArticle->getTimestamp() != $this->edittime ) ) {
$isConflict = true;
}
$userid = $wgUser->getID();
if ( $isConflict) {
$text = $this->mArticle->getTextOfLastEditWithSectionReplacedOrAdded(
$this->section, $this->textbox1, $this->summary, $this->edittime);
}
else {
$text = $this->mArticle->getTextOfLastEditWithSectionReplacedOrAdded(
$this->section, $this->textbox1, $this->summary);
}
# Suppress edit conflict with self
if ( ( 0 != $userid ) && ( $this->mArticle->getUser() == $userid ) ) {
$isConflict = false;
} else {
# switch from section editing to normal editing in edit conflict
if($isConflict) {
# Attempt merge
if( $this->mergeChangesInto( $text ) ){
// Successful merge! Maybe we should tell the user the good news?
$isConflict = false;
} else {
$this->section = '';
$this->textbox1 = $text;
}
}
}
if ( ! $isConflict ) {
# All's well
$sectionanchor = '';
if( $this->section == 'new' ) {
if( $this->summary != '' ) {
$sectionanchor = $this->sectionAnchor( $this->summary );
}
} elseif( $this->section != '' ) {
# Try to get a section anchor from the section source, redirect to edited section if header found
# XXX: might be better to integrate this into Article::getTextOfLastEditWithSectionReplacedOrAdded
# for duplicate heading checking and maybe parsing
$hasmatch = preg_match( "/^ *([=]{1,6})(.*?)(\\1) *\\n/i", $this->textbox1, $matches );
# we can't deal with anchors, includes, html etc in the header for now,
# headline would need to be parsed to improve this
#if($hasmatch and strlen($matches[2]) > 0 and !preg_match( "/[\\['{<>]/", $matches[2])) {
if($hasmatch and strlen($matches[2]) > 0) {
$sectionanchor = $this->sectionAnchor( $matches[2] );
}
}
# update the article here
if($this->mArticle->updateArticle( $text, $this->summary, $this->minoredit, $this->watchthis, '', $sectionanchor ))
return;
else
$isConflict = true;
}
}
# First time through: get contents, set time for conflict
# checking, etc.
if ( 'initial' == $formtype ) {
$this->edittime = $this->mArticle->getTimestamp();
$this->textbox1 = $this->mArticle->getContent( true );
$this->summary = '';
$this->proxyCheck();
}
$wgOut->setRobotpolicy( 'noindex,nofollow' );
# Enabled article-related sidebar, toplinks, etc.
$wgOut->setArticleRelated( true );
if ( $isConflict ) {
$s = wfMsg( 'editconflict', $this->mTitle->getPrefixedText() );
$wgOut->setPageTitle( $s );
$wgOut->addHTML( wfMsg( 'explainconflict' ) );
$this->textbox2 = $this->textbox1;
$this->textbox1 = $this->mArticle->getContent( true );
$this->edittime = $this->mArticle->getTimestamp();
} else {
if( $this->section != '' ) {
if( $this->section == 'new' ) {
$s = wfMsg('editingcomment', $this->mTitle->getPrefixedText() );
} else {
$s = wfMsg('editingsection', $this->mTitle->getPrefixedText() );
}
if(!$this->preview) {
$sectitle=preg_match("/^=+(.*?)=+/mi",
$this->textbox1,
$matches);
if( !empty( $matches[1] ) ) {
$this->summary = "/* ". trim($matches[1])." */ ";
}
}
} else {
$s = wfMsg( 'editing', $this->mTitle->getPrefixedText() );
}
$wgOut->setPageTitle( $s );
if ( !$wgUseLatin1 && !$this->checkUnicodeCompliantBrowser() ) {
$this->mArticle->setOldSubtitle();
$wgOut->addWikiText( wfMsg( 'nonunicodebrowser') );
}
if ( $this->oldid ) {
$this->mArticle->setOldSubtitle();
$wgOut->addHTML( wfMsg( 'editingold' ) );
}
}
if( wfReadOnly() ) {
$wgOut->addHTML( '' .
wfMsg( 'readonlywarning' ) .
"" );
} else if ( $isCssJsSubpage and 'preview' != $formtype) {
$wgOut->addHTML( wfMsg( 'usercssjsyoucanpreview' ));
}
if( $this->mTitle->isProtected() ) {
$wgOut->addHTML( '' . wfMsg( 'protectedpagewarning' ) .
"
\n" );
}
$kblength = (int)(strlen( $this->textbox1 ) / 1024);
if( $kblength > 29 ) {
$wgOut->addHTML( '' .
wfMsg( 'longpagewarning', $wgLang->formatNum( $kblength ) )
. '' );
}
$rows = $wgUser->getOption( 'rows' );
$cols = $wgUser->getOption( 'cols' );
$ew = $wgUser->getOption( 'editwidth' );
if ( $ew ) $ew = " style=\"width:100%\"";
else $ew = '';
$q = 'action=submit';
#if ( "no" == $redirect ) { $q .= "&redirect=no"; }
$action = $this->mTitle->escapeLocalURL( $q );
$summary = wfMsg('summary');
$subject = wfMsg('subject');
$minor = wfMsg('minoredit');
$watchthis = wfMsg ('watchthis');
$save = wfMsg('savearticle');
$prev = wfMsg('showpreview');
$cancel = $sk->makeKnownLink( $this->mTitle->getPrefixedText(),
wfMsg('cancel') );
$edithelpurl = $sk->makeUrl( wfMsg( 'edithelppage' ));
$edithelp = ''.
htmlspecialchars( wfMsg( 'edithelp' ) ).' '.
htmlspecialchars( wfMsg( 'newwindow' ) );
global $wgRightsText;
$copywarn = "\n" .
wfMsg( $wgRightsText ? 'copyrightwarning' : 'copyrightwarning2',
'[[' . wfMsg( 'copyrightpage' ) . ']]',
$wgRightsText ) . "\n
";
if( $wgUser->getOption('showtoolbar') and !$isCssJsSubpage ) {
# prepare toolbar for edit buttons
$toolbar = $sk->getEditToolbar();
} else {
$toolbar = '';
}
// activate checkboxes if user wants them to be always active
if( !$this->preview ) {
if( $wgUser->getOption( 'watchdefault' ) ) $this->watchthis = true;
if( $wgUser->getOption( 'minordefault' ) ) $this->minoredit = true;
// activate checkbox also if user is already watching the page,
// require wpWatchthis to be unset so that second condition is not
// checked unnecessarily
if( !$this->watchthis && $this->mTitle->userIsWatching() ) $this->watchthis = true;
}
$minoredithtml = '';
if ( 0 != $wgUser->getID() || $wgAllowAnonymousMinor ) {
$minoredithtml =
"minoredit?" checked='checked'":"").
" accesskey='".wfMsg('accesskey-minoredit')."' id='wpMinoredit' />".
"";
}
$watchhtml = '';
if ( 0 != $wgUser->getID() ) {
$watchhtml = "watchthis?" checked='checked'":"").
" accesskey='".wfMsg('accesskey-watch')."' id='wpWatchthis' />".
"";
}
$checkboxhtml = $minoredithtml . $watchhtml . '
';
if ( 'preview' == $formtype) {
$previewhead='' . wfMsg( 'preview' ) . "
\n" .
wfMsg( 'note' ) . wfMsg( 'previewnote' ) . "
\n";
if ( $isConflict ) {
$previewhead.='' . wfMsg( 'previewconflict' ) .
"
\n";
}
$parserOptions = ParserOptions::newFromUser( $wgUser );
$parserOptions->setEditSection( false );
$parserOptions->setEditSectionOnRightClick( false );
# don't parse user css/js, show message about preview
# XXX: stupid php bug won't let us use $wgTitle->isCssJsSubpage() here
if ( $isCssJsSubpage ) {
if(preg_match("/\\.css$/", $wgTitle->getText() ) ) {
$previewtext = wfMsg('usercsspreview');
} else if(preg_match("/\\.js$/", $wgTitle->getText() ) ) {
$previewtext = wfMsg('userjspreview');
}
$parserOutput = $wgParser->parse( $previewtext , $wgTitle, $parserOptions );
$wgOut->addHTML( $parserOutput->mText );
} else {
# if user want to see preview when he edit an article
if( $wgUser->getOption('previewonfirst') and ($this->textbox1 == '')) {
$this->textbox1 = $this->mArticle->getContent(true);
}
$parserOutput = $wgParser->parse( $this->mArticle->preSaveTransform( $this->textbox1 ) ."\n\n",
$wgTitle, $parserOptions );
$previewHTML = $parserOutput->mText;
if($wgUser->getOption('previewontop')) {
$wgOut->addHTML($previewhead);
$wgOut->addHTML($previewHTML);
}
$wgOut->addCategoryLinks($parserOutput->getCategoryLinks());
$wgOut->addLanguageLinks($parserOutput->getLanguageLinks());
$wgOut->addHTML( "
\n" );
}
}
# if this is a comment, show a subject line at the top, which is also the edit summary.
# Otherwise, show a summary field at the bottom
$summarytext = htmlspecialchars( $wgContLang->recodeForEdit( $this->summary ) ); # FIXME
if( $this->section == 'new' ) {
$commentsubject="{$subject}:
";
$editsummary = '';
} else {
$commentsubject = '';
$editsummary="{$summary}:
";
}
if( !$this->preview ) {
# Don't select the edit box on preview; this interferes with seeing what's going on.
$wgOut->setOnloadHandler( 'document.editform.wpTextbox1.focus()' );
}
# Prepare a list of templates used by this page
$db =& wfGetDB( DB_SLAVE );
$cur = $db->tableName( 'cur' );
$links = $db->tableName( 'links' );
$id = $this->mTitle->getArticleID();
$sql = "SELECT cur_namespace,cur_title,cur_id ".
"FROM $cur,$links WHERE l_to=cur_id AND l_from={$id} and cur_namespace=".NS_TEMPLATE;
$res = $db->query( $sql, "EditPage::editform" );
if ( $db->numRows( $res ) ) {
$templates = '
'. wfMsg( 'templatesused' ) . '';
while ( $row = $db->fetchObject( $res ) ) {
if ( $titleObj = Title::makeTitle( $row->cur_namespace, $row->cur_title ) ) {
$templates .= '- ' . $sk->makeLinkObj( $titleObj ) . '
';
}
}
$templates .= '
';
} else {
$templates = '';
}
$wgOut->addHTML( "
{$toolbar}
\n" );
if($formtype =="preview" && !$wgUser->getOption("previewontop")) {
$wgOut->addHTML($previewhead);
$wgOut->addHTML($previewHTML);
}
}
/**
* @todo document
*/
function blockedIPpage() {
global $wgOut, $wgUser, $wgContLang, $wgIP;
$wgOut->setPageTitle( wfMsg( 'blockedtitle' ) );
$wgOut->setRobotpolicy( 'noindex,nofollow' );
$wgOut->setArticleRelated( false );
$id = $wgUser->blockedBy();
$reason = $wgUser->blockedFor();
$ip = $wgIP;
if ( is_numeric( $id ) ) {
$name = User::whoIs( $id );
} else {
$name = $id;
}
$link = '[[' . $wgContLang->getNsText( Namespace::getUser() ) .
":{$name}|{$name}]]";
$wgOut->addWikiText( wfMsg( 'blockedtext', $link, $reason, $ip, $name ) );
$wgOut->returnToMain( false );
}
/**
* @todo document
*/
function userNotLoggedInPage() {
global $wgOut, $wgUser;
$wgOut->setPageTitle( wfMsg( 'whitelistedittitle' ) );
$wgOut->setRobotpolicy( 'noindex,nofollow' );
$wgOut->setArticleRelated( false );
$wgOut->addWikiText( wfMsg( 'whitelistedittext' ) );
$wgOut->returnToMain( false );
}
/**
* @todo document
*/
function spamPage ( $matches = array() )
{
global $wgOut;
$wgOut->setPageTitle( wfMsg( 'spamprotectiontitle' ) );
$wgOut->setRobotpolicy( 'noindex,nofollow' );
$wgOut->setArticleRelated( false );
$wgOut->addWikiText( wfMsg( 'spamprotectiontext' ) );
if ( isset ( $matches[0] ) ) {
$wgOut->addWikiText( wfMsg( 'spamprotectionmatch', "{$matches[0]}" ) );
}
$wgOut->returnToMain( false );
}
/**
* Forks processes to scan the originating IP for an open proxy server
* MemCached can be used to skip IPs that have already been scanned
*/
function proxyCheck() {
global $wgBlockOpenProxies, $wgProxyPorts, $wgProxyScriptPath;
global $wgIP, $wgUseMemCached, $wgMemc, $wgDBname, $wgProxyMemcExpiry;
if ( !$wgBlockOpenProxies ) {
return;
}
# Get MemCached key
$skip = false;
if ( $wgUseMemCached ) {
$mcKey = $wgDBname.':proxy:ip:'.$wgIP;
$mcValue = $wgMemc->get( $mcKey );
if ( $mcValue ) {
$skip = true;
}
}
# Fork the processes
if ( !$skip ) {
$title = Title::makeTitle( NS_SPECIAL, 'Blockme' );
$iphash = md5( $wgIP . $wgProxyKey );
$url = $title->getFullURL( 'ip='.$iphash );
foreach ( $wgProxyPorts as $port ) {
$params = implode( ' ', array(
escapeshellarg( $wgProxyScriptPath ),
escapeshellarg( $wgIP ),
escapeshellarg( $port ),
escapeshellarg( $url )
));
exec( "php $params &>/dev/null &" );
}
# Set MemCached key
if ( $wgUseMemCached ) {
$wgMemc->set( $mcKey, 1, $wgProxyMemcExpiry );
}
}
}
/**
* @access private
* @todo document
*/
function mergeChangesInto( &$text ){
$fname = 'EditPage::mergeChangesInto';
$oldDate = $this->edittime;
$dbw =& wfGetDB( DB_MASTER );
$obj = $dbw->selectRow( 'cur', array( 'cur_text' ), array( 'cur_id' => $this->mTitle->getArticleID() ),
$fname, 'FOR UPDATE' );
$yourtext = $obj->cur_text;
$ns = $this->mTitle->getNamespace();
$title = $this->mTitle->getDBkey();
$obj = $dbw->selectRow( 'old',
array( 'old_text','old_flags'),
array( 'old_namespace' => $ns, 'old_title' => $title,
'old_timestamp' => $dbw->timestamp($oldDate)),
$fname );
$oldText = Article::getRevisionText( $obj );
if(wfMerge($oldText, $text, $yourtext, $result)){
$text = $result;
return true;
} else {
return false;
}
}
function checkUnicodeCompliantBrowser() {
global $wgBrowserBlackList;
$currentbrowser = $_SERVER["HTTP_USER_AGENT"];
foreach ( $wgBrowserBlackList as $browser ) {
if ( preg_match($browser, $currentbrowser) ) {
return false;
}
}
return true;
}
/**
* Format an anchor fragment as it would appear for a given section name
* @param string $text
* @return string
* @access private
*/
function sectionAnchor( $text ) {
global $wgInputEncoding;
$headline = do_html_entity_decode( $text, ENT_COMPAT, $wgInputEncoding );
# strip out HTML
$headline = preg_replace( '/<.*?' . '>/', '', $headline );
$headline = trim( $headline );
$sectionanchor = '#' . urlencode( str_replace( ' ', '_', $headline ) );
$replacearray = array(
'%3A' => ':',
'%' => '.'
);
return str_replace(
array_keys( $replacearray ),
array_values( $replacearray ),
$sectionanchor );
}
}
?>