<?php
-
-/* Page history
- Split off from Article.php and Skin.php, 2003-12-22
-*/
-
+/**
+ * Page history
+ *
+ * Split off from Article.php and Skin.php, 2003-12-22
+ * @package MediaWiki
+ */
+
+/**
+ * @todo document
+ * @package MediaWiki
+ */
class PageHistory {
var $mArticle, $mTitle, $mSkin;
var $lastline, $lastdate;
-
+ var $linesonpage;
function PageHistory( $article ) {
$this->mArticle =& $article;
$this->mTitle =& $article->mTitle;
}
-
+
# This shares a lot of issues (and code) with Recent Changes
- function history()
- {
+ function history() {
global $wgUser, $wgOut, $wgLang;
# 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.
return;
}
- $fname = "PageHistory::history";
+ $fname = 'PageHistory::history';
wfProfileIn( $fname );
$wgOut->setPageTitle( $this->mTitle->getPRefixedText() );
- $wgOut->setSubtitle( wfMsg( "revhistory" ) );
+ $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" ) );
+ $wgOut->addHTML( wfMsg( 'nohistory' ) );
wfProfileOut( $fname );
return;
}
-
+
list( $limit, $offset ) = wfCheckLimits();
-
+
/* We have to draw the latest revision from 'cur' */
$rawlimit = $limit;
$rawoffset = $offset - 1;
}
/* 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_SLAVE );
+ $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 old USE INDEX (name_title_timestamp) " .
+ "FROM $oldtable $use_index " .
"WHERE old_namespace={$namespace} AND " .
- "old_title='" . wfStrencode( $this->mTitle->getDBkey() ) . "' " .
- "ORDER BY inverse_timestamp LIMIT $rawoffset, $limitplus";
- $res = wfQuery( $sql, DB_READ, $fname );
+ "old_title='" . $db->strencode( $this->mTitle->getDBkey() ) . "' " .
+ "ORDER BY inverse_timestamp".$db->limitResult($limitplus,$rawoffset);
+ $res = $db->query( $sql, $fname );
+
+ $revs = $db->numRows( $res );
+
+ if( $revs < $limitplus ) // the sql above tries to fetch one extra
+ $this->linesonpage = $revs;
+ else
+ $this->linesonpage = $revs - 1;
- $revs = wfNumRows( $res );
$atend = ($revs < $limitplus);
-
+
$this->mSkin = $wgUser->getSkin();
$numbar = wfViewPrevNext(
$offset, $limit,
$this->mTitle->getPrefixedText(),
- "action=history", $atend );
+ '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" />';
+ }
$s .= $this->beginHistoryList();
-
- if( $offset == 0 )
- $s .= $this->historyLine( $this->mArticle->getTimestamp(), $this->mArticle->getUser(),
- $this->mArticle->getUserText(), $namespace,
- $title, 0, $this->mArticle->getComment(),
- ( $this->mArticle->getMinorEdit() > 0 ) );
-
- while ( $line = wfFetchObject( $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 = 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++
+ );
}
$s .= $this->endHistoryList( !$atend );
$s .= $numbar;
wfProfileOut( $fname );
}
- function beginHistoryList()
- {
+ function beginHistoryList() {
global $wgTitle;
- $this->lastdate = $this->lastline = "";
- $s = "\n<p>" . wfMsg( "histlegend" ) . "\n<ul>";
- $url = wfLocalUrl( $wgTitle->getPrefixedText(), "dummy=1");
- $s .= "<SCRIPT>
- var sel = -1;
- function anysel(oid){
- row = document.getElementById(\"ver\" + oid);
- if( row.selected ){
- row.style.backgroundColor=row.oldbg;
- row.selected = 0;
- sel = -1;
- } else {
- row.oldbg = row.style.backgroundColor;
- row.style.backgroundColor=\"lightgrey\";
- row.selected = 1;
- if( sel == -1){
- sel = oid;
- } else {
- dodiff(sel, oid);
- }
- }
- return false;
- }
- function dodiff(v1, v2){
- if(v2 > v1 && v1 != 0){ tmp = v1; v1 = v2; v2 = tmp; }
- u = \"{$url}&diff=\" + v1 + \"&oldid=\" + v2;
- location.href=u;
- }
- </SCRIPT>";
+ $this->lastdate = $this->lastline = '';
+ $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";
+ $s .= !empty($this->submitbuttonhtml1) ? $this->submitbuttonhtml1."\n":'';
+ $s .= '<ul id="pagehistory">';
return $s;
}
- function endHistoryList( $skip = false )
- {
- $last = wfMsg( "last" );
+ function endHistoryList( $skip = false ) {
+ $last = wfMsg( 'last' );
- $s = $skip ? "" : preg_replace( "/!OLDID![0-9]+!/", $last, $this->lastline );
- $s .= "</ul>\n";
+ $s = $skip ? '' : preg_replace( "/!OLDID![0-9]+!/", $last, $this->lastline );
+ $s .= '</ul>';
+ $s .= !empty($this->submitbuttonhtml2) ? $this->submitbuttonhtml2 : '';
+ $s .= '</form>';
return $s;
}
- function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor )
- {
- global $wgLang;
+ function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '' ) {
+ global $wgLang, $wgContLang;
$artname = Title::makeName( $ns, $ttl );
- $last = wfMsg( "last" );
- $cur = wfMsg( "cur" );
- $cr = wfMsg( "currentrev" );
+ $last = wfMsg( 'last' );
+ $cur = wfMsg( 'cur' );
+ $cr = wfMsg( 'currentrev' );
if ( $oid && $this->lastline ) {
$ret = preg_replace( "/!OLDID!([0-9]+)!/", $this->mSkin->makeKnownLink(
- $artname, $last, "diff=\\1&oldid={$oid}" ), $this->lastline );
+ $artname, $last, "diff=\\1&oldid={$oid}",'' ,'' ,' tabindex="'.$counter.'"' ), $this->lastline );
} else {
- $ret = "";
+ $ret = '';
}
$dt = $wgLang->timeanddate( $ts, true );
if ( $oid ) {
- $q = "oldid={$oid}";
+ $q = 'oldid='.$oid;
} else {
- $q = "";
+ $q = '';
}
$link = $this->mSkin->makeKnownLink( $artname, $dt, $q );
if ( 0 == $u ) {
- $ul = $this->mSkin->makeKnownLink( $wgLang->specialPage( "Contributions" ),
- $ut, "target=" . $ut );
- } else {
- $ul = $this->mSkin->makeLink( $wgLang->getNsText(
- Namespace::getUser() ) . ":{$ut}", $ut );
+ $ul = $this->mSkin->makeKnownLink( $wgContLang->specialPage( 'Contributions' ),
+ htmlspecialchars( $ut ), 'target=' . urlencode( $ut ) );
+ } else {
+ $ul = $this->mSkin->makeLink( $wgContLang->getNsText(
+ Namespace::getUser() ) . ':'.$ut , htmlspecialchars( $ut ) );
}
- $s = "<li>";
+ $s = '<li>';
if ( $oid ) {
$curlink = $this->mSkin->makeKnownLink( $artname, $cur,
- "diff=0&oldid={$oid}" );
+ 'diff=0&oldid='.$oid );
} else {
$curlink = $cur;
}
- $any .= "<INPUT TYPE=CHECKBOX onClick='anysel($oid)' TITLE='Select any two versions to diff them'>";
- $s .= "({$curlink}) (!OLDID!{$oid}!) $any. .";
- $M = wfMsg( "minoreditletter" );
- if ( $isminor ) {
- $s .= " <strong>{$M}</strong>";
+ $arbitrary = '';
+ if( $this->linesonpage > 1) {
+ # 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"';
+ } else {
+ if( $counter == 2 ) $checkmark = ' checked="checked"';
+ $arbitrary = '<input type="radio" name="oldid" value="'.$oid.'" title="'.wfMsg('selectolderversionfordiff').'"'.$checkmark.' />';
+ $checkmark = '';
+ }
+ $arbitrary .= '<input type="radio" name="diff" value="'.$oid.'" title="'.wfMsg('selectnewerversionfordiff').'"'.$checkmark.' />';
}
- $s .= " <span ID='ver$oid'>{$link} . . {$ul}</span>";
+ $s .= "({$curlink}) (!OLDID!{$oid}!) $arbitrary {$link} <span class='user'>{$ul}</span>";
+ $s .= $isminor ? ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>': '' ;
+
- if ( "" != $c && "*" != $c ) {
- $s .= " <em>(" . wfEscapeHTML($c) . ")</em>";
+ if ( '' != $c && '*' != $c ) {
+ $c = $this->mSkin->formatcomment($c,$this->mTitle);
+ $s .= " <em>($c)</em>";
}
- $s .= "</li>\n";
+ $s .= '</li>';
$this->lastline = $s;
return $ret;