function showDiffPage($diffOnly = false)
{
global $wgUser, $wgOut, $wgUseExternalEditor, $wgUseRCPatrol, $wgRequest, $wgTitle, $wgLanguageCode;
$fname = 'DifferenceEngine::showDiffPage';
wfProfileIn($fname);
# If external diffs are enabled both globally and for the user,
# we'll use the application/x-external-editor interface to call
# an external diff tool like kompare, kdiff3, etc.
if ($wgUseExternalEditor && $wgUser->getOption('externaldiff')) {
global $wgInputEncoding, $wgServer, $wgScript, $wgLang;
$wgOut->disable();
header("Content-type: application/x-external-editor; charset=" . $wgInputEncoding);
$url1 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mOldid);
$url2 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mNewid);
$special = $wgLang->getNsText(NS_SPECIAL);
$control = <<<CONTROL
[Process]
Type=Diff text
Engine=MediaWiki
Script={$wgServer}{$wgScript}
Special namespace={$special}
[File]
Extension=wiki
URL={$url1}
[File 2]
Extension=wiki
URL={$url2}
CONTROL;
echo $control;
return;
}
$wgOut->setArticleFlag(false);
if (!$this->loadRevisionData()) {
$t = $this->mTitle->getPrefixedText() . " (Diff: {$this->mOldid}, {$this->mNewid})";
$wgOut->setPagetitle(wfMsg('errorpagetitle'));
$wgOut->addWikiMsg('missingarticle', "<nowiki>{$t}</nowiki>");
wfProfileOut($fname);
return;
}
wfRunHooks('DiffViewHeader', array($this, $this->mOldRev, $this->mNewRev));
if ($this->mNewRev->isCurrent()) {
$wgOut->setArticleFlag(true);
}
# mOldid is false if the difference engine is called with a "vague" query for
# a diff between a version V and its previous version V' AND the version V
# is the first version of that article. In that case, V' does not exist.
if ($this->mOldid === false && false) {
$this->showFirstRevision();
$this->renderNewRevision();
// should we respect $diffOnly here or not?
wfProfileOut($fname);
return;
}
$wgOut->suppressQuickbar();
if (!$this->mOldPage) {
$this->mOldPage = $this->mNewPage;
}
$oldTitle = $this->mOldPage->getPrefixedText();
$newTitle = $this->mNewPage->getPrefixedText();
if ($oldTitle == $newTitle) {
$wgOut->setPageTitle($newTitle);
} else {
$wgOut->setPageTitle($oldTitle . ', ' . $newTitle);
}
$wgOut->setSubtitle(wfMsg('difference'));
$wgOut->setRobotpolicy('noindex,nofollow');
if (!($this->mOldPage->userCanRead() && $this->mNewPage->userCanRead())) {
$wgOut->loginToUse();
$wgOut->output();
wfProfileOut($fname);
exit;
}
$sk = $wgUser->getSkin();
if ($this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback') && $this->mTitle->userCanEdit()) {
$rollback = $sk->generateRollback($this->mNewRev);
} else {
$rollback = '';
}
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $wgUser->isAllowed('patrol')) {
// If we've been given an explicit change identifier, use it; saves time
if ($this->mRcidMarkPatrolled) {
$rcid = $this->mRcidMarkPatrolled;
} else {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_user_text' => $this->mNewRev->getRawUserText(), 'rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_last_oldid' => $this->mOldid, 'rc_patrolled' => 0), __METHOD__);
if ($change instanceof RecentChange) {
$rcid = $change->mAttribs['rc_id'];
} else {
// None found
$rcid = 0;
}
}
// Build the link
if ($rcid) {
//XXCHANGED for recent changes patrolling
$show_namespace = $wgRequest->getVal('show_namespace');
$invert = $wgRequest->getVal('invert');
$featured = $wgRequest->getVal('featured');
$reverse = $wgRequest->getVal('reverse');
//XXCHANGED
$fromrc = "";
if ($wgRequest->getVal('fromrc', null) != null) {
$fromrc = "&fromrc=1";
}
if ($this->mRcidMarkPatrolledCount > 1) {
$msg = wfMsg('markaspatrolleddiff_multiple', $this->mRcidMarkPatrolledCount);
$patrol = '[' . $sk->makeKnownLinkObj($this->mTitle, $msg, "action=markpatrolled&rcid={$this->mRcidMarkPatrolled}&show_namespace={$show_namespace}" . "&invert={$invert}&reverse={$reverse}&featured={$featured}" . "&rchi={$this->mRcidMarkPatrolledMax}&rclow={$this->mRcidMarkPatrolledMin}{$fromrc}", '', '', "accesskey='p'") . ']';
$patrol .= '[' . $sk->makeKnownLinkObj($this->mTitle, wfMsg('skip'), "action=markpatrolled&rcid={$this->mRcidMarkPatrolled}&show_namespace={$show_namespace}" . "&invert={$invert}&reverse={$reverse}&featured={$featured}" . "&rchi={$this->mRcidMarkPatrolledMax}&rclow={$this->mRcidMarkPatrolledMin}{$fromrc}&skip=1", '', '', "") . ']';
} else {
$patrol = '[' . $sk->makeKnownLinkObj($this->mTitle, wfMsg('markaspatrolleddiff'), "action=markpatrolled&rcid={$rcid}&show_namespace={$show_namespace}&invert={$invert}&reverse={$reverse}&featured={$featured}{$fromrc}", '', '', "accesskey='p'") . ']';
$patrol .= ' [' . $sk->makeKnownLinkObj($this->mTitle, wfMsg('skip'), "action=markpatrolled&rcid={$this->mRcidMarkPatrolled}&show_namespace={$show_namespace}&invert={$invert}&reverse={$reverse}&featured={$featured}&skip=1{$fromrc}") . ']';
}
$patrol = "<span id='markaspatrolledlinks'>{$patrol}</span>";
//XXADDED
} else {
$patrol = '';
}
} else {
$patrol = '';
}
//XXADDED
if ($wgUser->isAllowed('rollback') && $this->mTitle->userCanEdit()) {
//$rollback .= '<br/> <strong>' . SpamDiffTool::getDiffLink($this->mTitle) . '</strong>';
}
$prevlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('previousdiff'), 'diff=prev&oldid=' . $this->mOldid, '', '', 'id="differences-prevlink"');
if ($this->mNewRev->isCurrent()) {
$nextlink = '';
} else {
$nextlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('nextdiff'), 'diff=next&oldid=' . $this->mNewid, '', '', 'id="differences-nextlink"');
}
$oldminor = '';
$newminor = '';
if ($this->mOldRev->mMinorEdit == 1) {
$oldminor = wfElement('span', array('class' => 'minor'), wfMsg('minoreditletter')) . ' ';
}
if ($this->mNewRev->mMinorEdit == 1) {
$newminor = wfElement('span', array('class' => 'minor'), wfMsg('minoreditletter')) . ' ';
}
$rdel = '';
$ldel = '';
if ($wgUser->isAllowed('deleterevision')) {
$revdel = SpecialPage::getTitleFor('Revisiondelete');
if (!$this->mOldRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$ldel = wfMsgHtml('rev-delundel');
} else {
$ldel = $sk->makeKnownLinkObj($revdel, wfMsgHtml('rev-delundel'), 'target=' . urlencode($this->mOldRev->mTitle->getPrefixedDbkey()) . '&oldid=' . urlencode($this->mOldRev->getId()));
// Bolden oversighted content
if ($this->mOldRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$ldel = "<strong>{$ldel}</strong>";
}
}
$ldel = " <tt>(<small>{$ldel}</small>)</tt> ";
// We don't currently handle well changing the top revision's settings
if ($this->mNewRev->isCurrent()) {
// If revision was hidden from sysops
$rdel = wfMsgHtml('rev-delundel');
} else {
if (!$this->mNewRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$rdel = wfMsgHtml('rev-delundel');
} else {
$rdel = $sk->makeKnownLinkObj($revdel, wfMsgHtml('rev-delundel'), 'target=' . urlencode($this->mNewRev->mTitle->getPrefixedDbkey()) . '&oldid=' . urlencode($this->mNewRev->getId()));
// Bolden oversighted content
if ($this->mNewRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$rdel = "<strong>{$rdel}</strong>";
}
}
}
$rdel = " <tt>(<small>{$rdel}</small>)</tt> ";
}
if ($this->mOldRev) {
/*$oldHeader = '<div id="mw-diff-otitle1"><strong>'.$this->mOldtitle.'</strong></div>' .
'<div id="mw-diff-otitle2">' . $sk->revUserTools( $this->mOldRev, true ) . "</div>" .
'<div id="mw-diff-otitle3">' . $oldminor . $sk->revComment( $this->mOldRev, !$diffOnly, true ) . $ldel . "</div>" .
'<div id="mw-diff-otitle4">' . $prevlink .'</div>';*/
$comment = $oldminor . $sk->revComment($this->mOldRev, !$diffOnly, true) . $ldel;
//INTL: Avatar database data doesn't exist for sites other than English
if ($wgLanguageCode == 'en') {
$av = '<img src="' . Avatar::getAvatarURL($this->mOldRev->mUserText) . '" class="diff_avatar" />';
}
//$userToolsString = $sk->revUserTools( $this->mOldRev, true );
//$userParts = explode("(", $userToolsString, 2);
//$userName = $userParts[0];
//$userTools = "(" . $userParts[1];
$userName = $sk->userLink($this->mOldRev->getUser(), $this->mOldRev->getUserText());
$userTools = $sk->userToolLinks($this->mOldRev->getUser(), $this->mOldRev->getUserText());
$oldHeader = '<div id="mw-diff-otitle1"><h4>' . $prevlink . $this->mOldtitle . '</h4></div>' . '<div class="diff_details">' . $av . '<div id="mw-diff-otitle1a">' . wfMsg('diff_by') . ' ' . $userName . '</div>' . '<div id="mw-diff-otitle2">' . $this->mOldDate . "</div>" . '<div id="mw-diff-otitle2b">' . $userTools . "</div>";
if ($comment != "") {
$oldHeader .= '<div id="mw-diff-otitle3" class="rccomment"><div class="">' . $comment . '</div></div>';
}
$oldHeader .= '</div>';
} else {
$oldHeader = wfMsg('diff_noprev');
}
/*$newHeader = '<div id="mw-diff-ntitle1"><strong>'.$this->mNewtitle.'</strong></div>' .
'<div id="mw-diff-ntitle2">' . $sk->revUserTools( $this->mNewRev, true ) . "</div>" .
'<div id="mw-diff-ntitle2a">' . $rollback . "</div>" .
'<div id="mw-diff-ntitle3">' . $newminor . $sk->revComment( $this->mNewRev, !$diffOnly, true ) . $rdel . "</div>" .
'<div id="mw-diff-ntitle4">' . $nextlink . $patrol . '</div>';*/
$comment = $newminor . $sk->revComment($this->mNewRev, !$diffOnly, true) . $rdel;
//INTL: Avatar database data doesn't exist for sites other than English
if ($wgLanguageCode == 'en') {
$av = '<img src="' . Avatar::getAvatarURL($this->mNewRev->mUserText) . '" class="diff_avatar" />';
}
//$userToolsString = $sk->revUserTools( $this->mNewRev, true );
//$userParts = explode("(", $userToolsString, 2);
//$userName = $userParts[0];
//$userTools = "(" . $userParts[1];
$userName = $sk->userLink($this->mNewRev->getUser(), $this->mNewRev->getUserText());
$userTools = $sk->userToolLinks($this->mNewRev->getUser(), $this->mNewRev->getUserText());
$thumbsHtml = "";
$thumbHeader = "";
$th_diff_div = "";
if ($wgUser->getId() != 0 && $wgTitle->getText() != "RCPatrol" && $wgTitle->getText() != "RCPatrolGuts" && $this->mNewRev->getTitle()->getNamespace() == NS_MAIN) {
$oldId = $this->mNewRev->getPrevious();
$oldId = $oldId ? $oldId->getId() : -1;
// Only show thumbs up for diffs that look back one revision
if (class_exists('ThumbsUp')) {
if ($oldId == -1 || $this->mOldRev && $oldId == $this->mOldRev->getId()) {
$params = array('title' => $this->mNewRev->getTitle(), 'new' => $this->mNewid, 'old' => $oldId, 'vandal' => 0);
$thumbsHtml = ThumbsUp::getThumbsUpButton($params, true);
//$thumbHeader = 'class="th_diff_h4"';
$th_diff_div = 'class="th_diff_div"';
}
}
}
$newHeader = '<div id="mw-diff-ntitle1" ' . $th_diff_div . '><h4 ' . $thumbHeader . '>' . $this->mNewtitle . ' ' . $nextlink . '</h4></div>' . '<div class="diff_details">' . $av . $thumbsHtml . '<div id="mw-diff-ntitle1a">' . wfMsg('diff_by') . ' ' . $userName . '</div>' . '<div id="mw-diff-ntitle2">' . $this->mNewDate . "</div>" . '<div id="mw-diff-ntitle2b">' . $userTools . "</div>" . '<div id="mw-diff-ntitle4" style="text-align:left">' . $rollback . $nextlink . $patrol . '</div>';
if ($comment != "") {
$newHeader .= '<div id="mw-diff-ntitle3" class="rccomment"><div class="">' . $comment . '</div></div>';
}
$newHeader .= '</div>';
$this->showDiff($oldHeader, $newHeader);
if (!$diffOnly) {
$this->renderNewRevision();
}
wfProfileOut($fname);
}
function showDiffPage($diffOnly = false)
{
global $wgUser, $wgOut, $wgUseExternalEditor, $wgUseRCPatrol;
wfProfileIn(__METHOD__);
# Allow frames except in certain special cases
$wgOut->allowClickjacking();
# If external diffs are enabled both globally and for the user,
# we'll use the application/x-external-editor interface to call
# an external diff tool like kompare, kdiff3, etc.
if ($wgUseExternalEditor && $wgUser->getOption('externaldiff')) {
global $wgCanonicalServer, $wgScript, $wgLang;
$wgOut->disable();
header("Content-type: application/x-external-editor; charset=UTF-8");
$url1 = $this->mTitle->getCanonical(array('action' => 'raw', 'oldid' => $this->mOldid));
$url2 = $this->mTitle->getCanonical(array('action' => 'raw', 'oldid' => $this->mNewid));
$special = $wgLang->getNsText(NS_SPECIAL);
$control = <<<CONTROL
\t\t\t[Process]
\t\t\tType=Diff text
\t\t\tEngine=MediaWiki
\t\t\tScript={$wgCanonicalServer}{$wgScript}
\t\t\tSpecial namespace={$special}
\t\t\t[File]
\t\t\tExtension=wiki
\t\t\tURL={$url1}
\t\t\t[File 2]
\t\t\tExtension=wiki
\t\t\tURL={$url2}
CONTROL;
echo $control;
wfProfileOut(__METHOD__);
return;
}
$wgOut->setArticleFlag(false);
if (!$this->loadRevisionData()) {
// Sounds like a deleted revision... Let's see what we can do.
$t = $this->mTitle->getPrefixedText();
$d = wfMsgExt('missingarticle-diff', array('escape'), $this->deletedIdMarker($this->mOldid), $this->deletedIdMarker($this->mNewid));
$wgOut->setPagetitle(wfMsg('errorpagetitle'));
$wgOut->addWikiMsg('missing-article', "<nowiki>{$t}</nowiki>", "<span class='plainlinks'>{$d}</span>");
wfProfileOut(__METHOD__);
return;
}
wfRunHooks('DiffViewHeader', array($this, $this->mOldRev, $this->mNewRev));
if ($this->mNewRev->isCurrent()) {
$wgOut->setArticleFlag(true);
}
# mOldid is false if the difference engine is called with a "vague" query for
# a diff between a version V and its previous version V' AND the version V
# is the first version of that article. In that case, V' does not exist.
if ($this->mOldid === false) {
$this->showFirstRevision();
$this->renderNewRevision();
// should we respect $diffOnly here or not?
wfProfileOut(__METHOD__);
return;
}
$oldTitle = $this->mOldPage->getPrefixedText();
$newTitle = $this->mNewPage->getPrefixedText();
if ($oldTitle == $newTitle) {
$wgOut->setPageTitle($newTitle);
} else {
$wgOut->setPageTitle($oldTitle . ', ' . $newTitle);
}
if ($this->mNewPage->equals($this->mOldPage)) {
$wgOut->setSubtitle(wfMsgExt('difference', array('parseinline')));
} else {
$wgOut->setSubtitle(wfMsgExt('difference-multipage', array('parseinline')));
}
$wgOut->setRobotPolicy('noindex,nofollow');
if (!$this->mOldPage->userCanRead() || !$this->mNewPage->userCanRead()) {
$wgOut->loginToUse();
$wgOut->output();
$wgOut->disable();
wfProfileOut(__METHOD__);
return;
}
$sk = $wgUser->getSkin();
if (method_exists($sk, 'suppressQuickbar')) {
$sk->suppressQuickbar();
}
// Check if page is editable
$editable = $this->mNewRev->getTitle()->userCan('edit');
if ($editable && $this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback')) {
$wgOut->preventClickjacking();
$rollback = '   ' . $sk->generateRollback($this->mNewRev);
} else {
$rollback = '';
}
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mTitle->userCan('patrol')) {
// If we've been given an explicit change identifier, use it; saves time
if ($this->mRcidMarkPatrolled) {
$rcid = $this->mRcidMarkPatrolled;
$rc = RecentChange::newFromId($rcid);
// Already patrolled?
$rcid = is_object($rc) && !$rc->getAttribute('rc_patrolled') ? $rcid : 0;
} else {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_user_text' => $this->mNewRev->getRawUserText(), 'rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_last_oldid' => $this->mOldid, 'rc_patrolled' => 0), __METHOD__);
if ($change instanceof RecentChange) {
$rcid = $change->mAttribs['rc_id'];
$this->mRcidMarkPatrolled = $rcid;
} else {
// None found
$rcid = 0;
}
}
// Build the link
if ($rcid) {
$wgOut->preventClickjacking();
$token = $wgUser->editToken($rcid);
$patrol = ' <span class="patrollink">[' . $sk->link($this->mTitle, wfMsgHtml('markaspatrolleddiff'), array(), array('action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token), array('known', 'noclasses')) . ']</span>';
} else {
$patrol = '';
}
} else {
$patrol = '';
}
# Carry over 'diffonly' param via navigation links
if ($diffOnly != $wgUser->getBoolOption('diffonly')) {
$query['diffonly'] = $diffOnly;
}
# Make "previous revision link"
$query['diff'] = 'prev';
$query['oldid'] = $this->mOldid;
# Cascade unhide param in links for easy deletion browsing
if ($this->unhide) {
$query['unhide'] = 1;
}
if (!$this->mOldRev->getPrevious()) {
$prevlink = ' ';
} else {
$prevlink = $sk->link($this->mTitle, wfMsgHtml('previousdiff'), array('id' => 'differences-prevlink'), $query, array('known', 'noclasses'));
}
# Make "next revision link"
$query['diff'] = 'next';
$query['oldid'] = $this->mNewid;
# Skip next link on the top revision
if ($this->mNewRev->isCurrent()) {
$nextlink = ' ';
} else {
$nextlink = $sk->link($this->mTitle, wfMsgHtml('nextdiff'), array('id' => 'differences-nextlink'), $query, array('known', 'noclasses'));
}
$oldminor = '';
$newminor = '';
if ($this->mOldRev->isMinor()) {
$oldminor = ChangesList::flag('minor');
}
if ($this->mNewRev->isMinor()) {
$newminor = ChangesList::flag('minor');
}
# Handle RevisionDelete links...
$ldel = $this->revisionDeleteLink($this->mOldRev);
$rdel = $this->revisionDeleteLink($this->mNewRev);
$oldHeader = '<div id="mw-diff-otitle1"><strong>' . $this->mOldtitle . '</strong></div>' . '<div id="mw-diff-otitle2">' . $sk->revUserTools($this->mOldRev, !$this->unhide) . '</div>' . '<div id="mw-diff-otitle3">' . $oldminor . $sk->revComment($this->mOldRev, !$diffOnly, !$this->unhide) . $ldel . '</div>' . '<div id="mw-diff-otitle4">' . $prevlink . '</div>';
$newHeader = '<div id="mw-diff-ntitle1"><strong>' . $this->mNewtitle . '</strong></div>' . '<div id="mw-diff-ntitle2">' . $sk->revUserTools($this->mNewRev, !$this->unhide) . " {$rollback}</div>" . '<div id="mw-diff-ntitle3">' . $newminor . $sk->revComment($this->mNewRev, !$diffOnly, !$this->unhide) . $rdel . '</div>' . '<div id="mw-diff-ntitle4">' . $nextlink . $patrol . '</div>';
# Check if this user can see the revisions
$allowed = $this->mOldRev->userCan(Revision::DELETED_TEXT) && $this->mNewRev->userCan(Revision::DELETED_TEXT);
# Check if one of the revisions is deleted/suppressed
$deleted = $suppressed = false;
if ($this->mOldRev->isDeleted(Revision::DELETED_TEXT)) {
$deleted = true;
// old revisions text is hidden
if ($this->mOldRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$suppressed = true;
}
// also suppressed
}
if ($this->mNewRev->isDeleted(Revision::DELETED_TEXT)) {
$deleted = true;
// new revisions text is hidden
if ($this->mNewRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$suppressed = true;
}
// also suppressed
}
# If the diff cannot be shown due to a deleted revision, then output
# the diff header and links to unhide (if available)...
if ($deleted && (!$this->unhide || !$allowed)) {
$this->showDiffStyle();
$multi = $this->getMultiNotice();
$wgOut->addHTML($this->addHeader('', $oldHeader, $newHeader, $multi));
if (!$allowed) {
$msg = $suppressed ? 'rev-suppressed-no-diff' : 'rev-deleted-no-diff';
# Give explanation for why revision is not visible
$wgOut->wrapWikiMsg("<div id='mw-{$msg}' class='mw-warning plainlinks'>\n\$1\n</div>\n", array($msg));
} else {
# Give explanation and add a link to view the diff...
$link = $this->mTitle->getFullUrl(array('diff' => $this->mNewid, 'oldid' => $this->mOldid, 'unhide' => 1));
$msg = $suppressed ? 'rev-suppressed-unhide-diff' : 'rev-deleted-unhide-diff';
$wgOut->wrapWikiMsg("<div id='mw-{$msg}' class='mw-warning plainlinks'>\n\$1\n</div>\n", array($msg, $link));
}
# Otherwise, output a regular diff...
} else {
# Add deletion notice if the user is viewing deleted content
$notice = '';
if ($deleted) {
$msg = $suppressed ? 'rev-suppressed-diff-view' : 'rev-deleted-diff-view';
$notice = "<div id='mw-{$msg}' class='mw-warning plainlinks'>\n" . wfMsgExt($msg, 'parseinline') . "</div>\n";
}
$this->showDiff($oldHeader, $newHeader, $notice);
if (!$diffOnly) {
$this->renderNewRevision();
}
}
wfProfileOut(__METHOD__);
}
/**
* Returns an array of meta data needed to build a "mark as patrolled" link and
* adds the mediawiki.page.patrol.ajax to the output.
*
* @return array|false An array of meta data for a patrol link (rcid & token)
* or false if no link is needed
*/
protected function getMarkPatrolledLinkInfo()
{
global $wgUseRCPatrol, $wgEnableAPI, $wgEnableWriteAPI;
$user = $this->getUser();
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mNewPage->quickUserCan('patrol', $user) && RecentChange::isInRCLifespan($this->mNewRev->getTimestamp(), 21600)) {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_patrolled' => 0), __METHOD__);
if ($change && !$change->getPerformer()->equals($user)) {
$rcid = $change->getAttribute('rc_id');
} else {
// None found or the page has been created by the current user.
// If the user could patrol this it already would be patrolled
$rcid = 0;
}
// Build the link
if ($rcid) {
$this->getOutput()->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$this->getOutput()->addModules('mediawiki.page.patrol.ajax');
}
$token = $user->getEditToken($rcid);
return array('rcid' => $rcid, 'token' => $token);
}
}
// No mark as patrolled link applicable
return false;
}
/**
* Get a link to mark the change as patrolled, or '' if there's either no
* revision to patrol or the user is not allowed to to it.
* Side effect: this method will call OutputPage::preventClickjacking()
* when a link is builded.
*
* @return String
*/
protected function markPatrolledLink()
{
global $wgUseRCPatrol;
if ($this->mMarkPatrolledLink === null) {
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mNewPage->quickUserCan('patrol', $this->getUser())) {
// If we've been given an explicit change identifier, use it; saves time
if ($this->mRcidMarkPatrolled) {
$rcid = $this->mRcidMarkPatrolled;
$rc = RecentChange::newFromId($rcid);
// Already patrolled?
$rcid = is_object($rc) && !$rc->getAttribute('rc_patrolled') ? $rcid : 0;
} else {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_user_text' => $this->mNewRev->getRawUserText(), 'rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_last_oldid' => $this->mOldid, 'rc_patrolled' => 0), __METHOD__);
if ($change instanceof RecentChange) {
$rcid = $change->mAttribs['rc_id'];
$this->mRcidMarkPatrolled = $rcid;
} else {
// None found
$rcid = 0;
}
}
// Build the link
if ($rcid) {
$this->getOutput()->preventClickjacking();
$token = $this->getUser()->getEditToken($rcid);
$this->mMarkPatrolledLink = ' <span class="patrollink">[' . Linker::linkKnown($this->mNewPage, $this->msg('markaspatrolleddiff')->escaped(), array(), array('action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token)) . ']</span>';
} else {
$this->mMarkPatrolledLink = '';
}
} else {
$this->mMarkPatrolledLink = '';
}
}
return $this->mMarkPatrolledLink;
}
/**
* If patrol is possible, output a patrol UI box. This is called from the
* footer section of ordinary page views. If patrol is not possible or not
* desired, does nothing.
* Side effect: When the patrol link is build, this method will call
* OutputPage::preventClickjacking() and load mediawiki.page.patrol.ajax.
*
* @return bool
*/
public function showPatrolFooter()
{
global $wgUseNPPatrol, $wgUseRCPatrol, $wgEnableAPI, $wgEnableWriteAPI;
$outputPage = $this->getContext()->getOutput();
$user = $this->getContext()->getUser();
$cache = wfGetMainCache();
$rc = false;
if (!$this->getTitle()->quickUserCan('patrol', $user) || !($wgUseRCPatrol || $wgUseNPPatrol)) {
// Patrolling is disabled or the user isn't allowed to
return false;
}
// New page patrol: Get the timestamp of the oldest revison which
// the revision table holds for the given page. Then we look
// whether it's within the RC lifespan and if it is, we try
// to get the recentchanges row belonging to that entry
// (with rc_new = 1).
if ($this->mRevision && !RecentChange::isInRCLifespan($this->mRevision->getTimestamp(), 21600)) {
// The current revision is already older than what could be in the RC table
// 6h tolerance because the RC might not be cleaned out regularly
return false;
}
// Check for cached results
$key = wfMemcKey('NotPatrollablePage', $this->getTitle()->getArticleID());
if ($cache->get($key)) {
return false;
}
$dbr = wfGetDB(DB_SLAVE);
$oldestRevisionTimestamp = $dbr->selectField('revision', 'MIN( rev_timestamp )', array('rev_page' => $this->getTitle()->getArticleID()), __METHOD__);
if ($oldestRevisionTimestamp && RecentChange::isInRCLifespan($oldestRevisionTimestamp, 21600)) {
// 6h tolerance because the RC might not be cleaned out regularly
$rc = RecentChange::newFromConds(array('rc_new' => 1, 'rc_timestamp' => $oldestRevisionTimestamp, 'rc_namespace' => $this->getTitle()->getNamespace(), 'rc_cur_id' => $this->getTitle()->getArticleID()), __METHOD__, array('USE INDEX' => 'new_name_timestamp'));
} else {
// Cache the information we gathered above in case we can't patrol
// Don't cache in case we can patrol as this could change
$cache->set($key, '1');
}
if (!$rc) {
// Don't cache: This can be hit if the page gets accessed very fast after
// its creation or in case we have high slave lag. In case the revision is
// too old, we will already return above.
return false;
}
if ($rc->getAttribute('rc_patrolled')) {
// Patrolled RC entry around
// Cache the information we gathered above in case we can't patrol
// Don't cache in case we can patrol as this could change
$cache->set($key, '1');
return false;
}
if ($rc->getPerformer()->equals($user)) {
// Don't show a patrol link for own creations. If the user could
// patrol them, they already would be patrolled
return false;
}
$rcid = $rc->getAttribute('rc_id');
$token = $user->getEditToken($rcid);
$outputPage->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$outputPage->addModules('mediawiki.page.patrol.ajax');
}
$link = Linker::linkKnown($this->getTitle(), wfMessage('markaspatrolledtext')->escaped(), array(), array('action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token));
$outputPage->addHTML("<div class='patrollink'>" . wfMessage('markaspatrolledlink')->rawParams($link)->escaped() . '</div>');
return true;
}
function showDiffPage($diffOnly = false)
{
global $wgUser, $wgOut, $wgUseExternalEditor, $wgUseRCPatrol, $wgEnableHtmlDiff;
wfProfileIn(__METHOD__);
# If external diffs are enabled both globally and for the user,
# we'll use the application/x-external-editor interface to call
# an external diff tool like kompare, kdiff3, etc.
if ($wgUseExternalEditor && $wgUser->getOption('externaldiff')) {
global $wgInputEncoding, $wgServer, $wgScript, $wgLang;
$wgOut->disable();
header("Content-type: application/x-external-editor; charset=" . $wgInputEncoding);
$url1 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mOldid);
$url2 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mNewid);
$special = $wgLang->getNsText(NS_SPECIAL);
$control = <<<CONTROL
\t\t\t[Process]
\t\t\tType=Diff text
\t\t\tEngine=MediaWiki
\t\t\tScript={$wgServer}{$wgScript}
\t\t\tSpecial namespace={$special}
\t\t\t[File]
\t\t\tExtension=wiki
\t\t\tURL={$url1}
\t\t\t[File 2]
\t\t\tExtension=wiki
\t\t\tURL={$url2}
CONTROL;
echo $control;
return;
}
$wgOut->setArticleFlag(false);
if (!$this->loadRevisionData()) {
$t = $this->mTitle->getPrefixedText();
$d = wfMsgExt('missingarticle-diff', array('escape'), $this->mOldid, $this->mNewid);
$wgOut->setPagetitle(wfMsg('errorpagetitle'));
$wgOut->addWikiMsg('missing-article', "<nowiki>{$t}</nowiki>", $d);
wfProfileOut(__METHOD__);
return;
}
wfRunHooks('DiffViewHeader', array($this, $this->mOldRev, $this->mNewRev));
if ($this->mNewRev->isCurrent()) {
$wgOut->setArticleFlag(true);
}
# mOldid is false if the difference engine is called with a "vague" query for
# a diff between a version V and its previous version V' AND the version V
# is the first version of that article. In that case, V' does not exist.
if ($this->mOldid === false) {
$this->showFirstRevision();
$this->renderNewRevision();
// should we respect $diffOnly here or not?
wfProfileOut(__METHOD__);
return;
}
$wgOut->suppressQuickbar();
$oldTitle = $this->mOldPage->getPrefixedText();
$newTitle = $this->mNewPage->getPrefixedText();
if ($oldTitle == $newTitle) {
$wgOut->setPageTitle($newTitle);
} else {
$wgOut->setPageTitle($oldTitle . ', ' . $newTitle);
}
$wgOut->setSubtitle(wfMsgExt('difference', array('parseinline')));
$wgOut->setRobotPolicy('noindex,nofollow');
if (!$this->mOldPage->userCanRead() || !$this->mNewPage->userCanRead()) {
$wgOut->loginToUse();
$wgOut->output();
$wgOut->disable();
wfProfileOut(__METHOD__);
return;
}
$sk = $wgUser->getSkin();
// Check if page is editable
$editable = $this->mNewRev->getTitle()->userCan('edit');
if ($editable && $this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback')) {
$rollback = ' ' . $sk->generateRollback($this->mNewRev);
} else {
$rollback = '';
}
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mTitle->userCan('patrol')) {
// If we've been given an explicit change identifier, use it; saves time
if ($this->mRcidMarkPatrolled) {
$rcid = $this->mRcidMarkPatrolled;
$rc = RecentChange::newFromId($rcid);
// Already patrolled?
$rcid = is_object($rc) && !$rc->getAttribute('rc_patrolled') ? $rcid : 0;
} else {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_user_text' => $this->mNewRev->getRawUserText(), 'rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_last_oldid' => $this->mOldid, 'rc_patrolled' => 0), __METHOD__);
if ($change instanceof RecentChange) {
$rcid = $change->mAttribs['rc_id'];
$this->mRcidMarkPatrolled = $rcid;
} else {
// None found
$rcid = 0;
}
}
// Build the link
if ($rcid) {
$patrol = ' <span class="patrollink">[' . $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('markaspatrolleddiff'), "action=markpatrolled&rcid={$rcid}") . ']</span>';
} else {
$patrol = '';
}
} else {
$patrol = '';
}
$diffOnlyArg = '';
# Carry over 'diffonly' param via navigation links
if ($diffOnly != $wgUser->getBoolOption('diffonly')) {
$diffOnlyArg = '&diffonly=' . $diffOnly;
}
$htmldiffarg = $this->htmlDiffArgument();
# Make "previous revision link"
$prevlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('previousdiff'), "diff=prev&oldid={$this->mOldid}{$htmldiffarg}{$diffOnlyArg}", '', '', 'id="differences-prevlink"');
# Make "next revision link"
if ($this->mNewRev->isCurrent()) {
$nextlink = ' ';
} else {
$nextlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('nextdiff'), "diff=next&oldid={$this->mNewid}{$htmldiffarg}{$diffOnlyArg}", '', '', 'id="differences-nextlink"');
}
$oldminor = '';
$newminor = '';
if ($this->mOldRev->isMinor()) {
$oldminor = Xml::span(wfMsg('minoreditletter'), 'minor') . ' ';
}
if ($this->mNewRev->isMinor()) {
$newminor = Xml::span(wfMsg('minoreditletter'), 'minor') . ' ';
}
$rdel = '';
$ldel = '';
if ($wgUser->isAllowed('deleterevision')) {
if (!$this->mOldRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$ldel = Xml::tags('span', array('class' => 'mw-revdelundel-link'), '(' . wfMsgHtml('rev-delundel') . ')');
} else {
$query = array('target' => $this->mOldRev->mTitle->getPrefixedDbkey(), 'oldid' => $this->mOldRev->getId());
$ldel = $sk->revDeleteLink($query, $this->mOldRev->isDeleted(Revision::DELETED_RESTRICTED));
}
$ldel = " {$ldel} ";
// We don't currently handle well changing the top revision's settings
if ($this->mNewRev->isCurrent()) {
$rdel = Xml::tags('span', array('class' => 'mw-revdelundel-link'), '(' . wfMsgHtml('rev-delundel') . ')');
} else {
if (!$this->mNewRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$rdel = Xml::tags('span', array('class' => 'mw-revdelundel-link'), '(' . wfMsgHtml('rev-delundel') . ')');
} else {
$query = array('target' => $this->mNewRev->mTitle->getPrefixedDbkey(), 'oldid' => $this->mNewRev->getId());
$rdel = $sk->revDeleteLink($query, $this->mNewRev->isDeleted(Revision::DELETED_RESTRICTED));
}
}
$rdel = " {$rdel} ";
}
$oldHeader = '<div id="mw-diff-otitle1"><strong>' . $this->mOldtitle . '</strong></div>' . '<div id="mw-diff-otitle2">' . $sk->revUserTools($this->mOldRev, !$this->unhide) . "</div>" . '<div id="mw-diff-otitle3">' . $oldminor . $sk->revComment($this->mOldRev, !$diffOnly, !$this->unhide) . $ldel . "</div>" . '<div id="mw-diff-otitle4">' . $prevlink . '</div>';
$newHeader = '<div id="mw-diff-ntitle1"><strong>' . $this->mNewtitle . '</strong></div>' . '<div id="mw-diff-ntitle2">' . $sk->revUserTools($this->mNewRev, !$this->unhide) . " {$rollback}</div>" . '<div id="mw-diff-ntitle3">' . $newminor . $sk->revComment($this->mNewRev, !$diffOnly, !$this->unhide) . $rdel . "</div>" . '<div id="mw-diff-ntitle4">' . $nextlink . $patrol . '</div>';
# Check if this user can see the revisions
$allowed = $this->mOldRev->userCan(Revision::DELETED_TEXT) && $this->mNewRev->userCan(Revision::DELETED_TEXT);
$deleted = $this->mOldRev->isDeleted(Revision::DELETED_TEXT) || $this->mNewRev->isDeleted(Revision::DELETED_TEXT);
# Output the diff if allowed...
if ($deleted && (!$this->unhide || !$allowed)) {
$this->showDiffStyle();
$multi = $this->getMultiNotice();
$wgOut->addHTML($this->addHeader('', $oldHeader, $newHeader, $multi));
if (!$allowed) {
# Give explanation for why revision is not visible
$wgOut->wrapWikiMsg("<div class='mw-warning plainlinks'>\n\$1</div>\n", array('rev-deleted-no-diff'));
} else {
# Give explanation and add a link to view the diff...
$link = $this->mTitle->getFullUrl("diff={$this->mNewid}&oldid={$this->mOldid}" . '&unhide=1&token=' . urlencode($wgUser->editToken($this->mNewid)));
$wgOut->wrapWikiMsg("<div class='mw-warning plainlinks'>\n\$1</div>\n", array('rev-deleted-unhide-diff', $link));
}
} else {
if ($wgEnableHtmlDiff && $this->htmldiff) {
$multi = $this->getMultiNotice();
$wgOut->addHTML('<div class="diff-switchtype">' . $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('wikicodecomparison'), 'diff=' . $this->mNewid . '&oldid=' . $this->mOldid . '&htmldiff=0', '', '', 'id="differences-switchtype"') . '</div>');
$wgOut->addHTML($this->addHeader('', $oldHeader, $newHeader, $multi));
$this->renderHtmlDiff();
} else {
if ($wgEnableHtmlDiff) {
$wgOut->addHTML('<div class="diff-switchtype">' . $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('visualcomparison'), 'diff=' . $this->mNewid . '&oldid=' . $this->mOldid . '&htmldiff=1', '', '', 'id="differences-switchtype"') . '</div>');
}
$this->showDiff($oldHeader, $newHeader);
if (!$diffOnly) {
$this->renderNewRevision();
}
}
}
wfProfileOut(__METHOD__);
}
/**
* Get the RC object belonging to the current revision, if there's one
*
* @param int $flags (optional) $flags include:
* Revision::READ_LATEST : Select the data from the master
*
* @since 1.22
* @return RecentChange|null
*/
public function getRecentChange($flags = 0)
{
$dbr = wfGetDB(DB_SLAVE);
list($dbType, ) = DBAccessObjectUtils::getDBOptions($flags);
return RecentChange::newFromConds(array('rc_user_text' => $this->getUserText(Revision::RAW), 'rc_timestamp' => $dbr->timestamp($this->getTimestamp()), 'rc_this_oldid' => $this->getId()), __METHOD__, $dbType);
}
function showDiffPage($diffOnly = false)
{
global $wgUser, $wgOut, $wgUseExternalEditor, $wgUseRCPatrol;
$fname = 'DifferenceEngine::showDiffPage';
wfProfileIn($fname);
# If external diffs are enabled both globally and for the user,
# we'll use the application/x-external-editor interface to call
# an external diff tool like kompare, kdiff3, etc.
if ($wgUseExternalEditor && $wgUser->getOption('externaldiff')) {
global $wgInputEncoding, $wgServer, $wgScript, $wgLang;
$wgOut->disable();
header("Content-type: application/x-external-editor; charset=" . $wgInputEncoding);
$url1 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mOldid);
$url2 = $this->mTitle->getFullURL("action=raw&oldid=" . $this->mNewid);
$special = $wgLang->getNsText(NS_SPECIAL);
$control = <<<CONTROL
[Process]
Type=Diff text
Engine=MediaWiki
Script={$wgServer}{$wgScript}
Special namespace={$special}
[File]
Extension=wiki
URL={$url1}
[File 2]
Extension=wiki
URL={$url2}
CONTROL;
echo $control;
return;
}
$wgOut->setArticleFlag(false);
if (!$this->loadRevisionData()) {
$t = $this->mTitle->getPrefixedText() . " (Diff: {$this->mOldid}, {$this->mNewid})";
$wgOut->setPagetitle(wfMsg('errorpagetitle'));
$wgOut->addWikiMsg('missingarticle', "<nowiki>{$t}</nowiki>");
wfProfileOut($fname);
return;
}
wfRunHooks('DiffViewHeader', array($this, $this->mOldRev, $this->mNewRev));
if ($this->mNewRev->isCurrent()) {
$wgOut->setArticleFlag(true);
}
# mOldid is false if the difference engine is called with a "vague" query for
# a diff between a version V and its previous version V' AND the version V
# is the first version of that article. In that case, V' does not exist.
if ($this->mOldid === false) {
$this->showFirstRevision();
$this->renderNewRevision();
// should we respect $diffOnly here or not?
wfProfileOut($fname);
return;
}
$wgOut->suppressQuickbar();
$oldTitle = $this->mOldPage->getPrefixedText();
$newTitle = $this->mNewPage->getPrefixedText();
if ($oldTitle == $newTitle) {
$wgOut->setPageTitle($newTitle);
} else {
$wgOut->setPageTitle($oldTitle . ', ' . $newTitle);
}
$wgOut->setSubtitle(wfMsg('difference'));
$wgOut->setRobotpolicy('noindex,nofollow');
if (!($this->mOldPage->userCanRead() && $this->mNewPage->userCanRead())) {
$wgOut->loginToUse();
$wgOut->output();
wfProfileOut($fname);
exit;
}
$sk = $wgUser->getSkin();
if ($this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback')) {
$rollback = ' ' . $sk->generateRollback($this->mNewRev);
} else {
$rollback = '';
}
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $wgUser->isAllowed('patrol')) {
// If we've been given an explicit change identifier, use it; saves time
if ($this->mRcidMarkPatrolled) {
$rcid = $this->mRcidMarkPatrolled;
} else {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_user_text' => $this->mNewRev->getRawUserText(), 'rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_last_oldid' => $this->mOldid, 'rc_patrolled' => 0), __METHOD__);
if ($change instanceof RecentChange) {
$rcid = $change->mAttribs['rc_id'];
} else {
// None found
$rcid = 0;
}
}
// Build the link
if ($rcid) {
$patrol = ' [' . $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('markaspatrolleddiff'), "action=markpatrolled&rcid={$rcid}") . ']';
} else {
$patrol = '';
}
} else {
$patrol = '';
}
$prevlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('previousdiff'), 'diff=prev&oldid=' . $this->mOldid, '', '', 'id="differences-prevlink"');
if ($this->mNewRev->isCurrent()) {
$nextlink = ' ';
} else {
$nextlink = $sk->makeKnownLinkObj($this->mTitle, wfMsgHtml('nextdiff'), 'diff=next&oldid=' . $this->mNewid, '', '', 'id="differences-nextlink"');
}
$oldminor = '';
$newminor = '';
if ($this->mOldRev->mMinorEdit == 1) {
$oldminor = wfElement('span', array('class' => 'minor'), wfMsg('minoreditletter')) . ' ';
}
if ($this->mNewRev->mMinorEdit == 1) {
$newminor = wfElement('span', array('class' => 'minor'), wfMsg('minoreditletter')) . ' ';
}
$rdel = '';
$ldel = '';
if ($wgUser->isAllowed('deleterevision')) {
$revdel = SpecialPage::getTitleFor('Revisiondelete');
if (!$this->mOldRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$ldel = wfMsgHtml('rev-delundel');
} else {
$ldel = $sk->makeKnownLinkObj($revdel, wfMsgHtml('rev-delundel'), 'target=' . urlencode($this->mOldRev->mTitle->getPrefixedDbkey()) . '&oldid=' . urlencode($this->mOldRev->getId()));
// Bolden oversighted content
if ($this->mOldRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$ldel = "<strong>{$ldel}</strong>";
}
}
$ldel = " <tt>(<small>{$ldel}</small>)</tt> ";
// We don't currently handle well changing the top revision's settings
if ($this->mNewRev->isCurrent()) {
// If revision was hidden from sysops
$rdel = wfMsgHtml('rev-delundel');
} else {
if (!$this->mNewRev->userCan(Revision::DELETED_RESTRICTED)) {
// If revision was hidden from sysops
$rdel = wfMsgHtml('rev-delundel');
} else {
$rdel = $sk->makeKnownLinkObj($revdel, wfMsgHtml('rev-delundel'), 'target=' . urlencode($this->mNewRev->mTitle->getPrefixedDbkey()) . '&oldid=' . urlencode($this->mNewRev->getId()));
// Bolden oversighted content
if ($this->mNewRev->isDeleted(Revision::DELETED_RESTRICTED)) {
$rdel = "<strong>{$rdel}</strong>";
}
}
}
$rdel = " <tt>(<small>{$rdel}</small>)</tt> ";
}
$oldHeader = '<div id="mw-diff-otitle1"><strong>' . $this->mOldtitle . '</strong></div>' . '<div id="mw-diff-otitle2">' . $sk->revUserTools($this->mOldRev, true) . "</div>" . '<div id="mw-diff-otitle3">' . $oldminor . $sk->revComment($this->mOldRev, !$diffOnly, true) . $ldel . "</div>" . '<div id="mw-diff-otitle4">' . $prevlink . '</div>';
$newHeader = '<div id="mw-diff-ntitle1"><strong>' . $this->mNewtitle . '</strong></div>' . '<div id="mw-diff-ntitle2">' . $sk->revUserTools($this->mNewRev, true) . " {$rollback}</div>" . '<div id="mw-diff-ntitle3">' . $newminor . $sk->revComment($this->mNewRev, !$diffOnly, true) . $rdel . "</div>" . '<div id="mw-diff-ntitle4">' . $nextlink . $patrol . '</div>';
$this->showDiff($oldHeader, $newHeader);
if (!$diffOnly) {
$this->renderNewRevision();
}
wfProfileOut($fname);
}
/**
* Get the RC object belonging to the current revision, if there's one
*
* @since 1.22
* @return RecentChange|null
*/
public function getRecentChange()
{
$dbr = wfGetDB(DB_SLAVE);
return RecentChange::newFromConds(array('rc_user_text' => $this->getUserText(Revision::RAW), 'rc_timestamp' => $dbr->timestamp($this->getTimestamp()), 'rc_this_oldid' => $this->getId()), __METHOD__);
}
/**
* Get a link to mark the change as patrolled, or '' if there's either no
* revision to patrol or the user is not allowed to to it.
* Side effect: When the patrol link is build, this method will call
* OutputPage::preventClickjacking() and load mediawiki.page.patrol.ajax.
*
* @return string
*/
protected function markPatrolledLink()
{
global $wgUseRCPatrol, $wgEnableAPI, $wgEnableWriteAPI;
$user = $this->getUser();
if ($this->mMarkPatrolledLink === null) {
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mNewPage->quickUserCan('patrol', $user) && RecentChange::isInRCLifespan($this->mNewRev->getTimestamp(), 21600)) {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_patrolled' => 0), __METHOD__, array('USE INDEX' => 'rc_timestamp'));
if ($change && $change->getPerformer()->getName() !== $user->getName()) {
$rcid = $change->getAttribute('rc_id');
} else {
// None found or the page has been created by the current user.
// If the user could patrol this it already would be patrolled
$rcid = 0;
}
// Build the link
if ($rcid) {
$this->getOutput()->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$this->getOutput()->addModules('mediawiki.page.patrol.ajax');
}
$token = $user->getEditToken($rcid);
$this->mMarkPatrolledLink = ' <span class="patrollink">[' . Linker::linkKnown($this->mNewPage, $this->msg('markaspatrolleddiff')->escaped(), array(), array('action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token)) . ']</span>';
} else {
$this->mMarkPatrolledLink = '';
}
} else {
$this->mMarkPatrolledLink = '';
}
}
return $this->mMarkPatrolledLink;
}
/**
* If patrol is possible, output a patrol UI box. This is called from the
* footer section of ordinary page views. If patrol is not possible or not
* desired, does nothing.
* Side effect: When the patrol link is build, this method will call
* OutputPage::preventClickjacking() and load mediawiki.page.patrol.ajax.
*
* @return bool
*/
public function showPatrolFooter()
{
global $wgUseNPPatrol, $wgUseRCPatrol, $wgUseFilePatrol, $wgEnableAPI, $wgEnableWriteAPI;
$outputPage = $this->getContext()->getOutput();
$user = $this->getContext()->getUser();
$title = $this->getTitle();
$rc = false;
if (!$title->quickUserCan('patrol', $user) || !($wgUseRCPatrol || $wgUseNPPatrol || $wgUseFilePatrol && $title->inNamespace(NS_FILE))) {
// Patrolling is disabled or the user isn't allowed to
return false;
}
if ($this->mRevision && !RecentChange::isInRCLifespan($this->mRevision->getTimestamp(), 21600)) {
// The current revision is already older than what could be in the RC table
// 6h tolerance because the RC might not be cleaned out regularly
return false;
}
// Check for cached results
$key = wfMemcKey('unpatrollable-page', $title->getArticleID());
$cache = ObjectCache::getMainWANInstance();
if ($cache->get($key)) {
return false;
}
$dbr = wfGetDB(DB_SLAVE);
$oldestRevisionTimestamp = $dbr->selectField('revision', 'MIN( rev_timestamp )', ['rev_page' => $title->getArticleID()], __METHOD__);
// New page patrol: Get the timestamp of the oldest revison which
// the revision table holds for the given page. Then we look
// whether it's within the RC lifespan and if it is, we try
// to get the recentchanges row belonging to that entry
// (with rc_new = 1).
$recentPageCreation = false;
if ($oldestRevisionTimestamp && RecentChange::isInRCLifespan($oldestRevisionTimestamp, 21600)) {
// 6h tolerance because the RC might not be cleaned out regularly
$recentPageCreation = true;
$rc = RecentChange::newFromConds(['rc_new' => 1, 'rc_timestamp' => $oldestRevisionTimestamp, 'rc_namespace' => $title->getNamespace(), 'rc_cur_id' => $title->getArticleID()], __METHOD__);
if ($rc) {
// Use generic patrol message for new pages
$markPatrolledMsg = wfMessage('markaspatrolledtext');
}
}
// File patrol: Get the timestamp of the latest upload for this page,
// check whether it is within the RC lifespan and if it is, we try
// to get the recentchanges row belonging to that entry
// (with rc_type = RC_LOG, rc_log_type = upload).
$recentFileUpload = false;
if ((!$rc || $rc->getAttribute('rc_patrolled')) && $wgUseFilePatrol && $title->getNamespace() === NS_FILE) {
// Retrieve timestamp of most recent upload
$newestUploadTimestamp = $dbr->selectField('image', 'MAX( img_timestamp )', ['img_name' => $title->getDBkey()], __METHOD__);
if ($newestUploadTimestamp && RecentChange::isInRCLifespan($newestUploadTimestamp, 21600)) {
// 6h tolerance because the RC might not be cleaned out regularly
$recentFileUpload = true;
$rc = RecentChange::newFromConds(['rc_type' => RC_LOG, 'rc_log_type' => 'upload', 'rc_timestamp' => $newestUploadTimestamp, 'rc_namespace' => NS_FILE, 'rc_cur_id' => $title->getArticleID()], __METHOD__, ['USE INDEX' => 'rc_timestamp']);
if ($rc) {
// Use patrol message specific to files
$markPatrolledMsg = wfMessage('markaspatrolledtext-file');
}
}
}
if (!$recentPageCreation && !$recentFileUpload) {
// Page creation and latest upload (for files) is too old to be in RC
// We definitely can't patrol so cache the information
// When a new file version is uploaded, the cache is cleared
$cache->set($key, '1');
return false;
}
if (!$rc) {
// Don't cache: This can be hit if the page gets accessed very fast after
// its creation / latest upload or in case we have high slave lag. In case
// the revision is too old, we will already return above.
return false;
}
if ($rc->getAttribute('rc_patrolled')) {
// Patrolled RC entry around
// Cache the information we gathered above in case we can't patrol
// Don't cache in case we can patrol as this could change
$cache->set($key, '1');
return false;
}
if ($rc->getPerformer()->equals($user)) {
// Don't show a patrol link for own creations/uploads. If the user could
// patrol them, they already would be patrolled
return false;
}
$rcid = $rc->getAttribute('rc_id');
$token = $user->getEditToken($rcid);
$outputPage->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$outputPage->addModules('mediawiki.page.patrol.ajax');
}
$link = Linker::linkKnown($title, $markPatrolledMsg->escaped(), [], ['action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token]);
$outputPage->addHTML("<div class='patrollink' data-mw='interface'>" . wfMessage('markaspatrolledlink')->rawParams($link)->escaped() . '</div>');
return true;
}
/**
* Returns an array of meta data needed to build a "mark as patrolled" link and
* adds the mediawiki.page.patrol.ajax to the output.
*
* @return array|false An array of meta data for a patrol link (rcid & token)
* or false if no link is needed
*/
protected function getMarkPatrolledLinkInfo()
{
global $wgUseRCPatrol, $wgEnableAPI, $wgEnableWriteAPI;
$user = $this->getUser();
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mNewPage->quickUserCan('patrol', $user) && RecentChange::isInRCLifespan($this->mNewRev->getTimestamp(), 21600)) {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_REPLICA);
$change = RecentChange::newFromConds(['rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_patrolled' => 0], __METHOD__);
if ($change && !$change->getPerformer()->equals($user)) {
$rcid = $change->getAttribute('rc_id');
} else {
// None found or the page has been created by the current user.
// If the user could patrol this it already would be patrolled
$rcid = 0;
}
// Allow extensions to possibly change the rcid here
// For example the rcid might be set to zero due to the user
// being the same as the performer of the change but an extension
// might still want to show it under certain conditions
Hooks::run('DifferenceEngineMarkPatrolledRCID', [&$rcid, $this, $change, $user]);
// Build the link
if ($rcid) {
$this->getOutput()->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$this->getOutput()->addModules('mediawiki.page.patrol.ajax');
}
$token = $user->getEditToken($rcid);
return ['rcid' => $rcid, 'token' => $token];
}
}
// No mark as patrolled link applicable
return false;
}
public function markPatrolledLink()
{
global $wgUseRCPatrol, $wgEnableAPI, $wgEnableWriteAPI;
$user = $this->getUser();
if ($this->mMarkPatrolledLink === null) {
// Prepare a change patrol link, if applicable
if ($wgUseRCPatrol && $this->mNewPage->quickUserCan('patrol', $user) && RecentChange::isInRCLifespan($this->mNewRev->getTimestamp(), 21600)) {
// Look for an unpatrolled change corresponding to this diff
$db = wfGetDB(DB_SLAVE);
$change = RecentChange::newFromConds(array('rc_timestamp' => $db->timestamp($this->mNewRev->getTimestamp()), 'rc_this_oldid' => $this->mNewid, 'rc_patrolled' => 0), __METHOD__, array('USE INDEX' => 'rc_timestamp'));
if ($change && $change->getPerformer()->getName() !== $user->getName()) {
$rcid = $change->getAttribute('rc_id');
} else {
// None found or the page has been created by the current user.
// If the user could patrol this it already would be patrolled
$rcid = 0;
}
// WIKIHOW - we might want to change the rcid here
// for example the rcid might be set to zero due to the user being the same
// as the performer of the change but on wikihow we still want to show it
// under certain conditions
wfRunHooks('DifferenceEngineMarkPatrolledRCID', array(&$rcid, $this, $change, $user));
// Build the link
if ($rcid) {
$this->getOutput()->preventClickjacking();
if ($wgEnableAPI && $wgEnableWriteAPI && $user->isAllowed('writeapi')) {
$this->getOutput()->addModules('mediawiki.page.patrol.ajax');
}
$token = $user->getEditToken($rcid);
$this->mMarkPatrolledLink = ' <span class="patrollink">[' . Linker::linkKnown($this->mNewPage, $this->msg('markaspatrolleddiff')->escaped(), array(), array('action' => 'markpatrolled', 'rcid' => $rcid, 'token' => $token)) . ']</span>';
// WIKIHOW - added this hook to change the markpatrolled link
wfRunHooks('DifferenceEngineMarkPatrolledLink', array($this, &$this->mMarkPatrolledLink, $rcid, $token));
} else {
$this->mMarkPatrolledLink = '';
}
} else {
$this->mMarkPatrolledLink = '';
}
}
return $this->mMarkPatrolledLink;
}
/**
* @param int $revId
*
* @return RecentChange|null
*/
private function getCategorizeRecentChangeForRevId($revId)
{
return RecentChange::newFromConds(['rc_type' => RC_CATEGORIZE, 'rc_this_oldid' => $revId], __METHOD__);
}
