Pagination, part 1
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Magnus Manske
parent
a0b6d58874
commit
6d64fd427f
1 changed files with 47 additions and 43 deletions
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@ -23,6 +23,7 @@
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* @subpackage SpecialPage
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*/
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class Validation {
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var $topicList;
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var $voteCache;
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@ -238,13 +239,19 @@ class Validation {
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}
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# Reads the entire vote list for this user for all articles
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function getAllVoteLists( $user ) {
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function getAllVoteLists( $user , $offset , $limit ) {
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$db =& wfGetDB( DB_SLAVE );
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$this->allVoteDb = $db ;
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$a = $this->identifyUser($user) ;
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$b = array ( "ORDER BY" => "val_page,val_revision" ) ;
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$b = array ( "ORDER BY" => "val_page,val_revision" , "OFFSET" => $offset , "LIMIT" => $limit ) ;
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$res = $db->select( 'validate', '*', $a , 'getAllVotesList' , $b );
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return $res ;
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$votes = array();
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while( $vote = $db->fetchObject($res) ) {
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$votes[$vote->val_page][$vote->val_revision][$vote->val_type] = $vote;
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}
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$db->freeResult($res);
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return $votes ;
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}
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# This functions adds a topic to the database
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@ -681,49 +688,43 @@ class Validation {
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return $ret;
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}
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var $allVotesCount ;
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var $allVoteRes ;
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var $allVoteDb ;
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# This function will get an SQL results handle on the first call
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# and iterate through the results on each call, until
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# it hits the end; after that, it will return an empty array
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# to signal the calling function to stop
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function iterateAllVotes ( $user ) {
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if ( $this->allVotesCount == -1 ) return array () ; # This is the end, my friend, the end
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function navBar ( $offset , $limit , $lastcount ) {
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global $wgRequest , $wgUser ;
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$sk = $wgUser->getSkin();
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$r = array () ;
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$user = $wgRequest->getVal( "user" );
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$nt = Title::newFromText( 'Special:Validate' );
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if ( $this->allVotesCount == 0 ) {
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$this->allVoteRes = $this->getAllVoteLists( $user ) ;
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$this->allVotesCount = 1 ;
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$base = "action=validate&mode=userstats&user={$user}&limit={$limit}&offset=" ;
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if ( $offset > 0 ) {
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$o = $offset - $limit ;
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$t = $offset-$limit+1 ;
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$r[] = $sk->makeKnownLinkObj( $nt, "{$t} <<" , $base.$o );
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}
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$s1 = $offset + 1 ;
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$s2 = $s1 + $lastcount - 1 ;
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$r[] = $s1 . " - " . $s2 ;
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$votes = array();
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if( $vote = $this->allVoteDb->fetchObject($this->allVoteRes) ) {
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$votes[$vote->val_page][$vote->val_revision][$vote->val_type] = $vote;
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} else {
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$this->allVoteDb->freeResult($this->allVoteRes);
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$this->allVotesCount = -1 ; # Setting stop mark
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return array () ;
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if ( $lastcount == $limit ) {
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$o = $offset + $limit ;
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$t = $offset+$limit+1 ;
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$r[] = $sk->makeKnownLinkObj( $nt, ">> {$t}" , $base.$o );
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}
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$a = array () ;
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if ( count ( $votes ) != 0 ) {
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foreach ( $votes AS $k => $v ) {
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$a[$k] = $v ;
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break ; # Just once...
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}
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unset ( $this->allVotesCache[$k] ) ;
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}
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return $a ;
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$r = implode ( " | " , $r ) ;
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return $r ;
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}
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function showUserStats( $user ) {
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global $wgOut, $wgUser;
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function showUserStats( $user ) {
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global $wgOut, $wgUser, $wgRequest;
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$this->topicList = $this->getTopicList();
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$sk = $wgUser->getSkin();
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$this->allVotesCount = 0 ; # Initialize
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$offset = $wgRequest->getVal( "offset" , 0 );
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$limit = $wgRequest->getVal( "limit" , 25 );
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$data = $this->getAllVoteLists( $user , $offset , $limit ) ;
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if( $user == $wgUser->getID() ) {
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$wgOut->setPageTitle ( wfMsg ( 'val_my_stats_title' ) );
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@ -733,16 +734,14 @@ class Validation {
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$wgOut->setPageTitle( wfMsg( 'val_user_stats_title', $user ) );
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}
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$ret = "" ;
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$ret = "<table>\n";
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$linecount = 0 ;
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$lastpage = -1 ;
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$lastrevision = -1 ;
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$initial = false ;
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while ( 1 ) {
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$temp = $this->iterateAllVotes ( $user ) ;
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if ( count ( $temp ) == 0 ) break ; # All done
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$articleid = array_shift ( array_keys ( $temp ) ) ;
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$revisions = array_shift ( $temp ) ;
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foreach ( $data AS $articleid => $revisions ) {
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$title = Title::newFromID( $articleid );
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if ( $lastpage != $articleid ) {
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$ret .= "<tr><th colspan='4'>";
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@ -775,12 +774,17 @@ class Validation {
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$ret .= "<td>" . $this->getRatingText( $rating->val_value, $this->topicList[$topic]->val_value ) . "</td>";
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$ret .= "<td>" . $sk->commentBlock( $rating->val_comment ) . "</td>";
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$ret .= "</tr>";
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$linecount++ ;
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}
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}
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$ret .= "</tr>";
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}
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$ret .= "</table>";
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$s = $this->navBar ( $offset , $limit , $linecount ) ;
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if ( $s != "" ) $ret = $s . "<br/>" . $ret . "<br/>" . $s ;
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return $ret;
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}
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