4 Split off from Article.php and Skin.php, 2003-12-22
8 var $mArticle, $mTitle, $mSkin;
9 var $lastline, $lastdate;
11 function PageHistory( $article ) {
12 $this->mArticle
=& $article;
13 $this->mTitle
=& $article->mTitle
;
16 # This shares a lot of issues (and code) with Recent Changes
20 global $wgUser, $wgOut, $wgLang;
22 # If page hasn't changed, client can cache this
24 if( $wgOut->checkLastModified( $this->mArticle
->getTimestamp() ) ){
25 # Client cache fresh and headers sent, nothing more to do.
28 $fname = "PageHistory::history";
29 wfProfileIn( $fname );
31 $wgOut->setPageTitle( $this->mTitle
->getPRefixedText() );
32 $wgOut->setSubtitle( wfMsg( "revhistory" ) );
33 $wgOut->setArticleFlag( false );
34 $wgOut->setArticleRelated( true );
35 $wgOut->setRobotpolicy( "noindex,nofollow" );
37 if( $this->mTitle
->getArticleID() == 0 ) {
38 $wgOut->addHTML( wfMsg( "nohistory" ) );
39 wfProfileOut( $fname );
43 list( $limit, $offset ) = wfCheckLimits();
45 /* We have to draw the latest revision from 'cur' */
47 $rawoffset = $offset - 1;
52 /* Check one extra row to see whether we need to show 'next' and diff links */
53 $limitplus = $rawlimit +
1;
55 $namespace = $this->mTitle
->getNamespace();
56 $title = $this->mTitle
->getText();
57 $sql = "SELECT old_id,old_user," .
58 "old_comment,old_user_text,old_timestamp,old_minor_edit ".
59 "FROM old USE INDEX (name_title_timestamp) " .
60 "WHERE old_namespace={$namespace} AND " .
61 "old_title='" . wfStrencode( $this->mTitle
->getDBkey() ) . "' " .
62 "ORDER BY inverse_timestamp LIMIT $rawoffset, $limitplus";
63 $res = wfQuery( $sql, DB_READ
, $fname );
65 $revs = wfNumRows( $res );
67 if( $revs < $limitplus ) // the sql above tries to fetch one extra
68 $this->linesonpage
= $revs;
70 $this->linesonpage
= $revs - 1;
72 $atend = ($revs < $limitplus);
74 $this->mSkin
= $wgUser->getSkin();
75 $numbar = wfViewPrevNext(
77 $this->mTitle
->getPrefixedText(),
78 "action=history", $atend );
80 $this->submitbuttonhtml
= ( $this->linesonpage
> 1) ?
'<input class="historysubmit"
81 type="submit" accesskey="'.wfMsg('accesskey-compareselectedversions').
82 '" title="'.wfMsg('tooltip-compareselectedversions').'" value="'.wfMsg('compareselectedversions')."\" />" :
84 $s .= $this->beginHistoryList();
88 $s .= $this->historyLine(
89 $this->mArticle
->getTimestamp(),
90 $this->mArticle
->getUser(),
91 $this->mArticle
->getUserText(), $namespace,
92 $title, 0, $this->mArticle
->getComment(),
93 ( $this->mArticle
->getMinorEdit() > 0 ),
97 while ( $line = wfFetchObject( $res ) ) {
98 $s .= $this->historyLine(
99 $line->old_timestamp
, $line->old_user
,
100 $line->old_user_text
, $namespace,
101 $title, $line->old_id
,
102 $line->old_comment
, ( $line->old_minor_edit
> 0 ),
106 $s .= $this->endHistoryList( !$atend );
108 $wgOut->addHTML( $s );
109 wfProfileOut( $fname );
112 function beginHistoryList()
115 $this->lastdate
= $this->lastline
= "";
116 $s = "\n<p>" . wfMsg( "histlegend" ).'</p>';
117 $s .="\n<form action=\"" . $wgTitle->escapeLocalURL( '-' ) . "\" method=\"get\">";
118 $s .= "<input type=\"hidden\" name=\"title\" value=\"".wfEscapeHTML($wgTitle->getPrefixedDbKey())."\"/>\n";
119 $s .= !empty($this->submitbuttonhtml
) ?
$this->submitbuttonhtml
."\n":'';
120 $s .= "" . "\n<ul id=\"pagehistory\" >";
124 function endHistoryList( $skip = false )
126 $last = wfMsg( "last" );
128 $s = $skip ?
"" : preg_replace( "/!OLDID![0-9]+!/", $last, $this->lastline
);
130 $s .= !empty($this->submitbuttonhtml
) ?
$this->submitbuttonhtml
."\n":'';
135 function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '' )
139 $artname = Title
::makeName( $ns, $ttl );
140 $last = wfMsg( "last" );
141 $cur = wfMsg( "cur" );
142 $cr = wfMsg( "currentrev" );
144 if ( $oid && $this->lastline
) {
145 $ret = preg_replace( "/!OLDID!([0-9]+)!/", $this->mSkin
->makeKnownLink(
146 $artname, $last, "diff=\\1&oldid={$oid}",'' ,'' ,' tabindex="'.$counter.'"' ), $this->lastline
);
150 $dt = $wgLang->timeanddate( $ts, true );
157 $link = $this->mSkin
->makeKnownLink( $artname, $dt, $q );
160 $ul = $this->mSkin
->makeKnownLink( $wgLang->specialPage( "Contributions" ),
161 $ut, "target=" . $ut );
163 $ul = $this->mSkin
->makeLink( $wgLang->getNsText(
164 Namespace::getUser() ) . ":{$ut}", $ut );
169 $curlink = $this->mSkin
->makeKnownLink( $artname, $cur,
170 "diff=0&oldid={$oid}" );
175 if( $this->linesonpage
> 1) {
176 # XXX: move title texts to javascript
179 $arbitrary = '<input type="radio" style="visibility:hidden" name="oldid" value="'.$oid.'" title="'.wfMsg('selectolderversionfordiff').'" />';
180 $checkmark = ' checked="checked"';
182 if( $counter == 2 ) $checkmark = ' checked="checked"';
183 $arbitrary = '<input type="radio" name="oldid" value="'.$oid.'" title="'.wfMsg('selectolderversionfordiff').'"'.$checkmark.' />';
186 $arbitrary .= '<input type="radio" name="diff" value="'.$oid.'" title="'.wfMsg('selectnewerversionfordiff').'"'.$checkmark.' />';
188 $s .= "({$curlink}) (!OLDID!{$oid}!) $arbitrary {$link} <span class='user'>{$ul}</span>";
189 $s .= $isminor ?
' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>': '' ;
192 if ( "" != $c && "*" != $c ) {
194 $c = $this->mSkin
->formatcomment($c);
195 $s .= " <em>(" . $c . ")</em>";
199 $this->lastline
= $s;