<?php
+/**
+ * Page history
+ *
+ * Split off from Article.php and Skin.php, 2003-12-22
+ * @package MediaWiki
+ */
-/* Page history
- Split off from Article.php and Skin.php, 2003-12-22
-*/
+/** */
+include_once ( 'SpecialValidate.php' );
+
+define('DIR_PREV', 0);
+define('DIR_NEXT', 1);
+
+/**
+ * This class handles printing the history page for an article. In order to
+ * be efficient, it uses timestamps rather than offsets for paging, to avoid
+ * costly LIMIT,offset queries.
+ *
+ * Construct it by passing in an Article, and call $h->history() to print the
+ * history.
+ *
+ * @package MediaWiki
+ */
class PageHistory {
var $mArticle, $mTitle, $mSkin;
- var $lastline, $lastdate;
+ var $lastdate;
var $linesonpage;
- function PageHistory( $article ) {
+ var $mNotificationTimestamp;
+
+ /**
+ * Construct a new PageHistory.
+ *
+ * @param Article $article
+ * @returns nothing
+ */
+ function PageHistory($article) {
+ global $wgUser;
+
$this->mArticle =& $article;
$this->mTitle =& $article->mTitle;
+ $this->mNotificationTimestamp = NULL;
+ $this->mSkin = $wgUser->getSkin();
}
-
- # This shares a lot of issues (and code) with Recent Changes
- function history()
- {
- global $wgUser, $wgOut, $wgLang;
+ /**
+ * Print the history page for an article.
+ *
+ * @returns nothing
+ */
+ function history() {
+ global $wgUser, $wgOut, $wgLang, $wgShowUpdatedMarker, $wgRequest,
+ $wgTitle, $wgUseValidation;
+
+ /*
+ * Allow client caching.
+ */
- # If page hasn't changed, client can cache this
-
- if( $wgOut->checkLastModified( $this->mArticle->getTimestamp() ) ){
- # Client cache fresh and headers sent, nothing more to do.
+ if( $wgOut->checkLastModified( $this->mArticle->getTimestamp() ) )
+ /* Client cache fresh and headers sent, nothing more to do. */
return;
- }
- $fname = "PageHistory::history";
+
+ $fname = 'PageHistory::history';
wfProfileIn( $fname );
- $wgOut->setPageTitle( $this->mTitle->getPRefixedText() );
- $wgOut->setSubtitle( wfMsg( "revhistory" ) );
+ /*
+ * Setup page variables.
+ */
+ $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
+ $wgOut->setSubtitle( wfMsg( 'revhistory' ) );
$wgOut->setArticleFlag( false );
$wgOut->setArticleRelated( true );
- $wgOut->setRobotpolicy( "noindex,nofollow" );
+ $wgOut->setRobotpolicy( 'noindex,nofollow' );
- if( $this->mTitle->getArticleID() == 0 ) {
- $wgOut->addHTML( wfMsg( "nohistory" ) );
+ /*
+ * Fail if article doesn't exist.
+ */
+ $id = $this->mTitle->getArticleID();
+ if( $id == 0 ) {
+ $wgOut->addWikiText( wfMsg( 'nohistory' ) );
wfProfileOut( $fname );
return;
}
-
- list( $limit, $offset ) = wfCheckLimits();
-
- /* We have to draw the latest revision from 'cur' */
- $rawlimit = $limit;
- $rawoffset = $offset - 1;
- if( 0 == $offset ) {
- $rawlimit--;
- $rawoffset = 0;
+
+ /*
+ * Extract limit, the number of revisions to show, and
+ * offset, the timestamp to begin at, from the URL.
+ */
+ $limit = $wgRequest->getInt('limit', 50);
+ $offset = $wgRequest->getText('offset');
+
+ /* Offset must be an integral. */
+ if (!strlen($offset) || !preg_match("/^[0-9]+$/", $offset))
+ $offset = 0;
+
+ /*
+ * "go=last" means to jump to the last history page.
+ */
+ if (($gowhere = $wgRequest->getText("go")) !== NULL) {
+ switch ($gowhere) {
+ case "first":
+ if (($lastid = $this->getLastOffsetForPaging($id, $limit)) === NULL)
+ break;
+ $gourl = $wgTitle->getLocalURL("action=history&limit={$limit}&offset={$lastid}");
+ break;
+ default:
+ $gourl = NULL;
+ }
+
+ if (!is_null($gourl)) {
+ $wgOut->redirect($gourl);
+ return;
+ }
}
- /* Check one extra row to see whether we need to show 'next' and diff links */
- $limitplus = $rawlimit + 1;
-
- $namespace = $this->mTitle->getNamespace();
- $title = $this->mTitle->getText();
-
- $db =& wfGetDB( DB_READ );
- $use_index = $db->useIndexClause( 'name_title_timestamp' );
- $oldtable = $db->tableName( 'old' );
-
- $sql = "SELECT old_id,old_user," .
- "old_comment,old_user_text,old_timestamp,old_minor_edit ".
- "FROM $oldtable $use_index " .
- "WHERE old_namespace={$namespace} AND " .
- "old_title='" . $db->strencode( $this->mTitle->getDBkey() ) . "' " .
- "ORDER BY inverse_timestamp".wfLimitResult($limitplus,$rawoffset);
- $res = $db->query( $sql, $fname );
-
- $revs = $db->numRows( $res );
-
- if( $revs < $limitplus ) // the sql above tries to fetch one extra
- $this->linesonpage = $revs;
+
+ /*
+ * Fetch revisions.
+ *
+ * If the user clicked "previous", we retrieve the revisions backwards,
+ * then reverse them. This is to avoid needing to know the timestamp of
+ * previous revisions when generating the URL.
+ */
+ $direction = $this->getDirection();
+ $revisions = $this->fetchRevisions($limit, $offset, $direction);
+ $navbar = $this->makeNavbar($revisions, $offset, $limit, $direction);
+
+ /*
+ * We fetch one more revision than needed to get the timestamp of the
+ * one after this page (and to know if it exists).
+ *
+ * linesonpage stores the actual number of lines.
+ */
+ if (count($revisions) < $limit + 1)
+ $this->linesonpage = count($revisions);
else
- $this->linesonpage = $revs - 1;
+ $this->linesonpage = count($revisions) - 1;
- $atend = ($revs < $limitplus);
-
- $this->mSkin = $wgUser->getSkin();
- $numbar = wfViewPrevNext(
- $offset, $limit,
- $this->mTitle->getPrefixedText(),
- "action=history", $atend );
- $s = $numbar;
- if($this->linesonpage > 0) {
- $submitpart1 = '<input class="historysubmit" type="submit" accesskey="'.wfMsg('accesskey-compareselectedversions').
- '" title="'.wfMsg('tooltip-compareselectedversions').'" value="'.wfMsg('compareselectedversions').'"';
- $this->submitbuttonhtml1 = $submitpart1 . ' />';
- $this->submitbuttonhtml2 = $submitpart1 . ' id="historysubmit" />';
- }
+ /* Un-reverse revisions */
+ if ($direction == DIR_PREV)
+ $revisions = array_reverse($revisions);
+
+ /*
+ * Print the top navbar.
+ */
+ $s = $navbar;
$s .= $this->beginHistoryList();
$counter = 1;
- if( $offset == 0 ){
- $this->linesonpage++;
- $s .= $this->historyLine(
- $this->mArticle->getTimestamp(),
- $this->mArticle->getUser(),
- $this->mArticle->getUserText(), $namespace,
- $title, 0, $this->mArticle->getComment(),
- ( $this->mArticle->getMinorEdit() > 0 ),
- $counter++
- );
- }
- while ( $line = $db->fetchObject( $res ) ) {
- $s .= $this->historyLine(
- $line->old_timestamp, $line->old_user,
- $line->old_user_text, $namespace,
- $title, $line->old_id,
- $line->old_comment, ( $line->old_minor_edit > 0 ),
- $counter++
- );
+
+ /*
+ * Print each revision, excluding the one-past-the-end, if any.
+ */
+ foreach (array_slice($revisions, 0, $limit) as $i => $line) {
+ $first = !$i && $offset == 0;
+ $next = isset( $revisions[$i + 1] ) ? $revisions[$i + 1 ] : null;
+ $s .= $this->historyLine($line, $next, $counter, $this->getNotificationTimestamp(), $first);
+ $counter++;
}
- $s .= $this->endHistoryList( !$atend );
- $s .= $numbar;
+
+ /*
+ * End navbar.
+ */
+ $s .= $this->endHistoryList();
+ $s .= $navbar;
+
+ /*
+ * Article validation line.
+ */
+ if ($wgUseValidation)
+ $s .= '<p>' . Validation::getStatisticsLink( $this->mArticle ) . '</p>' ;
+
$wgOut->addHTML( $s );
wfProfileOut( $fname );
}
- function beginHistoryList()
- {
+ /** @todo document */
+ function beginHistoryList() {
global $wgTitle;
- $this->lastdate = $this->lastline = "";
- $s = "\n<p>" . wfMsg( "histlegend" ).'</p>';
- $s .="\n<form action=\"" . $wgTitle->escapeLocalURL( '-' ) . "\" method=\"get\">";
- $s .= "<input type=\"hidden\" name=\"title\" value=\"".wfEscapeHTML($wgTitle->getPrefixedDbKey())."\"/>\n";
- $s .= !empty($this->submitbuttonhtml1) ? $this->submitbuttonhtml1."\n":'';
- $s .= "" . "\n<ul id=\"pagehistory\" >";
+ $this->lastdate = '';
+ $s = '<p>' . wfMsg( 'histlegend' ) . '</p>';
+ $s .= '<form action="' . $wgTitle->escapeLocalURL( '-' ) . '" method="get">';
+ $prefixedkey = htmlspecialchars($wgTitle->getPrefixedDbKey());
+ $s .= "<input type='hidden' name='title' value=\"{$prefixedkey}\" />\n";
+ $s .= $this->submitButton();
+ $s .= '<ul id="pagehistory">';
return $s;
}
- function endHistoryList( $skip = false )
- {
- $last = wfMsg( "last" );
+ /** @todo document */
+ function endHistoryList() {
+ $last = wfMsg( 'last' );
- $s = $skip ? "" : preg_replace( "/!OLDID![0-9]+!/", $last, $this->lastline );
- $s .= "</ul>";
- $s .= !empty($this->submitbuttonhtml2) ? $this->submitbuttonhtml2."\n":'';
- $s .= "</form>\n";
+ $s = '</ul>';
+ $s .= $this->submitButton( array( 'id' => 'historysubmit' ) );
+ $s .= '</form>';
return $s;
}
- function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '' )
- {
- global $wgLang;
+ /** @todo document */
+ function submitButton( $bits = array() ) {
+ return ( $this->linesonpage > 0 )
+ ? wfElement( 'input', array_merge( $bits,
+ array(
+ 'class' => 'historysubmit',
+ 'type' => 'submit',
+ 'accesskey' => wfMsg( 'accesskey-compareselectedversions' ),
+ 'title' => wfMsg( 'tooltip-compareselectedversions' ),
+ 'value' => wfMsg( 'compareselectedversions' ),
+ ) ) )
+ : '';
+ }
+
+ /** @todo document */
+ function historyLine( $row, $next, $counter = '', $notificationtimestamp = false, $latest = false ) {
+ global $wgLang, $wgContLang;
+
+ static $message;
+ if( !isset( $message ) ) {
+ foreach( explode( ' ', 'cur last selectolderversionfordiff selectnewerversionfordiff minoreditletter' ) as $msg ) {
+ $message[$msg] = wfMsg( $msg );
+ }
+ }
- $artname = Title::makeName( $ns, $ttl );
- $last = wfMsg( "last" );
- $cur = wfMsg( "cur" );
- $cr = wfMsg( "currentrev" );
+ $link = $this->revLink( $row );
- if ( $oid && $this->lastline ) {
- $ret = preg_replace( "/!OLDID!([0-9]+)!/", $this->mSkin->makeKnownLink(
- $artname, $last, "diff=\\1&oldid={$oid}",'' ,'' ,' tabindex="'.$counter.'"' ), $this->lastline );
+ if ( 0 == $row->rev_user ) {
+ $contribsPage =& Title::makeTitle( NS_SPECIAL, 'Contributions' );
+ $ul = $this->mSkin->makeKnownLinkObj( $contribsPage,
+ htmlspecialchars( $row->rev_user_text ),
+ 'target=' . urlencode( $row->rev_user_text ) );
} else {
- $ret = "";
+ $userPage =& Title::makeTitle( NS_USER, $row->rev_user_text );
+ $ul = $this->mSkin->makeLinkObj( $userPage , htmlspecialchars( $row->rev_user_text ) );
+ }
+
+ $s = '<li>';
+ if( $row->rev_deleted ) {
+ $s .= '<span class="deleted">';
+ }
+ $curlink = $this->curLink( $row, $latest );
+ $lastlink = $this->lastLink( $row, $next, $counter );
+ $arbitrary = $this->diffButtons( $row, $latest, $counter );
+ $s .= "({$curlink}) ({$lastlink}) $arbitrary {$link} <span class='user'>{$ul}</span>";
+
+ if( $row->rev_minor_edit ) {
+ $s .= ' ' . wfElement( 'span', array( 'class' => 'minor' ), $message['minoreditletter'] );
+ }
+
+ $s .= $this->mSkin->commentBlock( $row->rev_comment, $this->mTitle );
+ if ($this->getNotificationTimestamp() && ($row->rev_timestamp >= $this->getNotificationTimestamp())) {
+ $s .= wfMsg( 'updatedmarker' );
+ }
+ if( $row->rev_deleted ) {
+ $s .= "</span> " . htmlspecialchars( wfMsg( 'deletedrev' ) );
}
- $dt = $wgLang->timeanddate( $ts, true );
+ $s .= '</li>';
- if ( $oid ) {
- $q = "oldid={$oid}";
+ return $s;
+ }
+
+ /** @todo document */
+ function revLink( $row ) {
+ global $wgUser, $wgLang;
+ $date = $wgLang->timeanddate( $row->rev_timestamp, true );
+ if( $row->rev_deleted && !$wgUser->isAllowed( 'undelete' ) ) {
+ return $date;
} else {
- $q = "";
+ return $this->mSkin->makeKnownLinkObj(
+ $this->mTitle,
+ $date,
+ 'oldid='.$row->rev_id );
}
- $link = $this->mSkin->makeKnownLink( $artname, $dt, $q );
+ }
- if ( 0 == $u ) {
- $ul = $this->mSkin->makeKnownLink( $wgLang->specialPage( "Contributions" ),
- htmlspecialchars( $ut ), "target=" . urlencode( $ut ) );
- } else {
- $ul = $this->mSkin->makeLink( $wgLang->getNsText(
- Namespace::getUser() ) . ":{$ut}", htmlspecialchars( $ut ) );
+ /** @todo document */
+ function curLink( $row, $latest ) {
+ global $wgUser;
+ $cur = htmlspecialchars( wfMsg( 'cur' ) );
+ if( $latest
+ || ( $row->rev_deleted && !$wgUser->isAllowed( 'undelete' ) ) ) {
+ return $cur;
+ } else {
+ return $this->mSkin->makeKnownLinkObj(
+ $this->mTitle,
+ $cur,
+ 'diff=' . $this->getLatestID($this->mTitle->getArticleID())
+ . '&oldid=' . $row->rev_id );
}
+ }
- $s = "<li>";
- if ( $oid ) {
- $curlink = $this->mSkin->makeKnownLink( $artname, $cur,
- "diff=0&oldid={$oid}" );
+ /** @todo document */
+ function lastLink( $row, $next, $counter ) {
+ global $wgUser;
+ $last = htmlspecialchars( wfMsg( 'last' ) );
+ if( is_null( $next )
+ || ( $row->rev_deleted && !$wgUser->isAllowed( 'undelete' ) ) ) {
+ return $last;
} else {
- $curlink = $cur;
+ return $this->mSkin->makeKnownLinkObj(
+ $this->mTitle,
+ $last,
+ "diff={$row->rev_id}&oldid={$next->rev_id}",
+ '',
+ '',
+ ' tabindex="'.$counter.'"' );
}
- $arbitrary = "";
+ }
+
+ /** @todo document */
+ function diffButtons( $row, $latest, $counter ) {
+ global $wgUser;
if( $this->linesonpage > 1) {
+ $radio = array(
+ 'type' => 'radio',
+ 'value' => $row->rev_id,
+ 'title' => wfMsg( 'selectolderversionfordiff' )
+ );
+ if( $row->rev_deleted && !$wgUser->isAllowed( 'undelete' ) ) {
+ $radio['disabled'] = 'disabled';
+ }
+
# XXX: move title texts to javascript
- $checkmark = "";
- if ( !$oid ) {
- $arbitrary = '<input type="radio" style="visibility:hidden" name="oldid" value="'.$oid.'" title="'.wfMsg('selectolderversionfordiff').'" />';
- $checkmark = ' checked="checked"';
+ if ( $latest ) {
+ $first = wfElement( 'input', array_merge(
+ $radio,
+ array(
+ 'style' => 'visibility:hidden',
+ 'name' => 'oldid' ) ) );
+ $checkmark = array( 'checked' => 'checked' );
} else {
- if( $counter == 2 ) $checkmark = ' checked="checked"';
- $arbitrary = '<input type="radio" name="oldid" value="'.$oid.'" title="'.wfMsg('selectolderversionfordiff').'"'.$checkmark.' />';
- $checkmark = '';
+ if( $counter == 2 ) {
+ $checkmark = array( 'checked' => 'checked' );
+ } else {
+ $checkmark = array();
+ }
+ $first = wfElement( 'input', array_merge(
+ $radio,
+ $checkmark,
+ array( 'name' => 'oldid' ) ) );
+ $checkmark = array();
}
- $arbitrary .= '<input type="radio" name="diff" value="'.$oid.'" title="'.wfMsg('selectnewerversionfordiff').'"'.$checkmark.' />';
+ $second = wfElement( 'input', array_merge(
+ $radio,
+ $checkmark,
+ array( 'name' => 'diff' ) ) );
+ return $first . $second;
+ } else {
+ return '';
}
- $s .= "({$curlink}) (!OLDID!{$oid}!) $arbitrary {$link} <span class='user'>{$ul}</span>";
- $s .= $isminor ? ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>': '' ;
-
+ }
- if ( "" != $c && "*" != $c ) {
+ /** @todo document */
+ function getLatestOffset($id) {
+ return $this->getExtremeOffset( $id, 'max' );
+ }
+
+ /** @todo document */
+ function getEarliestOffset($id) {
+ return $this->getExtremeOffset( $id, 'min' );
+ }
+
+ /** @todo document */
+ function getExtremeOffset( $id, $func ) {
+ $db =& wfGetDB(DB_SLAVE);
+ return $db->selectField( 'revision',
+ "$func(rev_timestamp)",
+ array( 'rev_page' => $id ),
+ 'PageHistory::getExtremeOffset' );
+ }
+
+ /** @todo document */
+ function getLatestID( $id ) {
+ $db =& wfGetDB(DB_SLAVE);
+ return $db->selectField( 'revision',
+ "max(rev_id)",
+ array( 'rev_page' => $id ),
+ 'PageHistory::getLatestID' );
+ }
- $c = $this->mSkin->formatcomment($c);
- $s .= " <em>(" . $c . ")</em>";
+ /** @todo document */
+ function getLastOffsetForPaging( $id, $step = 50 ) {
+ $db =& wfGetDB(DB_SLAVE);
+ $revision = $db->tableName( 'revision' );
+ $sql = "SELECT rev_timestamp FROM $revision WHERE rev_page = $id " .
+ "ORDER BY rev_timestamp ASC LIMIT $step";
+ $res = $db->query( $sql, "PageHistory::getLastOffsetForPaging" );
+ $n = $db->numRows( $res );
+
+ $last = null;
+ while( $obj = $db->fetchObject( $res ) ) {
+ $last = $obj->rev_timestamp;
}
- $s .= "</li>\n";
+ $db->freeResult( $res );
+ return $last;
+ }
+
+ /** @todo document */
+ function getDirection() {
+ global $wgRequest;
+
+ if ($wgRequest->getText("dir") == "prev")
+ return DIR_PREV;
+ else
+ return DIR_NEXT;
+ }
+
+ /** @todo document */
+ function fetchRevisions($limit, $offset, $direction) {
+ global $wgUser, $wgShowUpdatedMarker;
+
+ /* Check one extra row to see whether we need to show 'next' and diff links */
+ $limitplus = $limit + 1;
+
+ $namespace = $this->mTitle->getNamespace();
+ $title = $this->mTitle->getText();
+ $uid = $wgUser->getID();
+ $db =& wfGetDB( DB_SLAVE );
+
+ $use_index = $db->useIndexClause( 'page_timestamp' );
+ $revision = $db->tableName( 'revision' );
+
+ $limits = $offsets = "";
+
+ if ($direction == DIR_PREV)
+ list($dirs, $oper) = array("ASC", ">=");
+ else /* $direction = DIR_NEXT */
+ list($dirs, $oper) = array("DESC", "<=");
+
+ if ($offset)
+ $offsets .= " AND rev_timestamp $oper '$offset' ";
+
+ if ($limit)
+ $limits .= " LIMIT $limitplus ";
+ $page_id = $this->mTitle->getArticleID();
+
+ $sql = "SELECT rev_id,rev_user," .
+ "rev_comment,rev_user_text,rev_timestamp,rev_minor_edit,rev_deleted ".
+ "FROM $revision $use_index " .
+ "WHERE rev_page=$page_id " .
+ $offsets .
+ "ORDER BY rev_timestamp $dirs " .
+ $limits;
+ $res = $db->query($sql, "PageHistory::fetchRevisions");
+
+ $result = array();
+ while (($obj = $db->fetchObject($res)) != NULL)
+ $result[] = $obj;
+
+ return $result;
+ }
+
+ /** @todo document */
+ function getNotificationTimestamp() {
+ global $wgUser, $wgShowUpdatedMarker;
+
+ if ($this->mNotificationTimestamp !== NULL)
+ return $this->mNotificationTimestamp;
+
+ if ($wgUser->getID() == 0 || !$wgShowUpdatedMarker)
+ return $this->mNotificationTimestamp = false;
- $this->lastline = $s;
- return $ret;
+ $db =& wfGetDB(DB_SLAVE);
+
+ $this->mNotificationTimestamp = $db->selectField(
+ 'watchlist',
+ 'wl_notificationtimestamp',
+ array( 'wl_namespace' => $this->mTitle->getNamespace(),
+ 'wl_title' => $this->mTitle->getDBkey(),
+ 'wl_user' => $wgUser->getID()
+ ),
+ "PageHistory::getNotficationTimestamp");
+
+ return $this->mNotificationTimestamp;
}
+ /** @todo document */
+ function makeNavbar($revisions, $offset, $limit, $direction) {
+ global $wgTitle, $wgLang;
+
+ $revisions = array_slice($revisions, 0, $limit);
+
+ $pageid = $this->mTitle->getArticleID();
+ $latestTimestamp = $this->getLatestOffset( $pageid );
+ $earliestTimestamp = $this->getEarliestOffset( $pageid );
+
+ /*
+ * When we're displaying previous revisions, we need to reverse
+ * the array, because it's queried in reverse order.
+ */
+ if ($direction == DIR_PREV)
+ $revisions = array_reverse($revisions);
+
+ /*
+ * lowts is the timestamp of the first revision on this page.
+ * hights is the timestamp of the last revision.
+ */
+
+ $lowts = $hights = 0;
+
+ if( count( $revisions ) ) {
+ $latestShown = $revisions[0]->rev_timestamp;
+ $earliestShown = $revisions[count($revisions) - 1]->rev_timestamp;
+ }
+
+ $firsturl = $wgTitle->escapeLocalURL("action=history&limit={$limit}&go=first");
+ $lasturl = $wgTitle->escapeLocalURL("action=history&limit={$limit}");
+ $firsttext = wfMsgHtml('histfirst');
+ $lasttext = wfMsgHtml('histlast');
+
+ $prevurl = $wgTitle->escapeLocalURL("action=history&dir=prev&offset={$latestShown}&limit={$limit}");
+ $nexturl = $wgTitle->escapeLocalURL("action=history&offset={$earliestShown}&limit={$limit}");
+
+ $urls = array();
+ foreach (array(20, 50, 100, 250, 500) as $num) {
+ $urls[] = "<a href=\"".$wgTitle->escapeLocalURL(
+ "action=history&offset={$offset}&limit={$num}")."\">".$wgLang->formatNum($num)."</a>";
+ }
+
+ $bits = implode($urls, ' | ');
+
+ wfDebug("latestShown=$latestShown latestTimestamp=$latestTimestamp\n");
+ if( $latestShown < $latestTimestamp ) {
+ $prevtext = "<a href=\"$prevurl\">".wfMsgHtml("prevn", $limit)."</a>";
+ $lasttext = "<a href=\"$lasturl\">$lasttext</a>";
+ } else {
+ $prevtext = wfMsgHtml("prevn", $limit);
+ }
+
+ wfDebug("earliestShown=$earliestShown earliestTimestamp=$earliestTimestamp\n");
+ if( $earliestShown > $earliestTimestamp ) {
+ $nexttext = "<a href=\"$nexturl\">".wfMsgHtml("nextn", $limit)."</a>";
+ $firsttext = "<a href=\"$firsturl\">$firsttext</a>";
+ } else {
+ $nexttext = wfMsgHtml("nextn", $limit);
+ }
+
+ $firstlast = "($lasttext | $firsttext)";
+
+ return "$firstlast " . wfMsgHtml("viewprevnext", $prevtext, $nexttext, $bits);
+ }
}
?>
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