00001 <?php 00012 function rebuildRecentChangesTable() 00013 { 00014 $sql = "DROP TABLE IF EXISTS recentchanges"; 00015 wfQuery( $sql ); 00016 00017 $sql = "CREATE TABLE recentchanges ( 00018 rc_timestamp varchar(14) binary NOT NULL default '', 00019 rc_cur_time varchar(14) binary NOT NULL default '', 00020 rc_user int(10) unsigned NOT NULL default '0', 00021 rc_user_text varchar(255) binary NOT NULL default '', 00022 rc_namespace tinyint(3) unsigned NOT NULL default '0', 00023 rc_title varchar(255) binary NOT NULL default '', 00024 rc_comment varchar(255) binary NOT NULL default '', 00025 rc_minor tinyint(3) unsigned NOT NULL default '0', 00026 rc_new tinyint(3) unsigned NOT NULL default '0', 00027 rc_cur_id int(10) unsigned NOT NULL default '0', 00028 rc_this_oldid int(10) unsigned NOT NULL default '0', 00029 rc_last_oldid int(10) unsigned NOT NULL default '0', 00030 INDEX rc_cur_id (rc_cur_id), 00031 INDEX rc_cur_time (rc_cur_time), 00032 INDEX rc_timestamp (rc_timestamp), 00033 INDEX rc_namespace (rc_namespace), 00034 INDEX rc_title (rc_title) 00035 ) ENGINE=MyISAM PACK_KEYS=1;"; 00036 wfQuery( $sql ); 00037 00038 print( "Loading from CUR table...\n" ); 00039 00040 $sql = "INSERT INTO recentchanges (rc_timestamp,rc_cur_time,rc_user," . 00041 "rc_user_text,rc_namespace,rc_title,rc_comment,rc_minor,rc_new," . 00042 "rc_cur_id,rc_this_oldid,rc_last_oldid) SELECT cur_timestamp," . 00043 "cur_timestamp,cur_user,cur_user_text,cur_namespace,cur_title," . 00044 "cur_comment,cur_minor_edit,cur_is_new,cur_id,0,0 FROM cur " . 00045 "ORDER BY cur_timestamp DESC LIMIT 5000"; 00046 wfQuery( $sql ); 00047 00048 print( "Loading from OLD table...\n" ); 00049 00050 $sql = "INSERT INTO recentchanges (rc_timestamp,rc_cur_time,rc_user," . 00051 "rc_user_text,rc_namespace,rc_title,rc_comment,rc_minor,rc_new," . 00052 "rc_cur_id,rc_this_oldid,rc_last_oldid) SELECT old_timestamp,''," . 00053 "old_user,old_user_text,old_namespace,old_title,old_comment," . 00054 "old_minor_edit,0,0,old_id,0 FROM old ORDER BY old_timestamp " . 00055 "DESC LIMIT 5000"; 00056 wfQuery( $sql ); 00057 00058 $sql = "SELECT rc_timestamp FROM recentchanges " . 00059 "ORDER BY rc_timestamp DESC LIMIT 5000,1"; 00060 $res = wfQuery( $sql ); 00061 $obj = wfFetchObject( $res ); 00062 $ts = $obj->rc_timestamp; 00063 00064 $sql = "DELETE FROM recentchanges WHERE rc_timestamp < '{$ts}'"; 00065 wfQuery( $sql ); 00066 00067 rebuildRecentChangesTablePass2(); 00068 } 00069 00070 function rebuildRecentChangesTablePass2() 00071 { 00072 $ns = $id = $count = 0; 00073 $title = $ct = ""; 00074 00075 print( "Updating links...\n" ); 00076 00077 $sql = "SELECT rc_namespace,rc_title,rc_timestamp FROM recentchanges " . 00078 "ORDER BY rc_namespace,rc_title,rc_timestamp DESC"; 00079 $res = wfQuery( $sql ); 00080 00081 while ( $obj = wfFetchObject( $res ) ) { 00082 if ( ! ( $ns == $obj->rc_namespace && 00083 0 == strcmp( $title, wfStrencode( $obj->rc_title ) ) ) ) { 00084 00085 $ns = $obj->rc_namespace; 00086 $title = wfStrencode( $obj->rc_title ); 00087 00088 $sql = "SELECT cur_id,cur_timestamp FROM cur WHERE " . 00089 "cur_namespace={$ns} AND cur_title='{$title}'"; 00090 $res2 = wfQuery( $sql ); 00091 $obj2 = wfFetchObject( $res2 ); 00092 00093 $id = $obj2->cur_id; 00094 $ct = $obj2->cur_timestamp; 00095 } 00096 $sql = "SELECT old_id FROM old WHERE old_namespace={$ns} " . 00097 "AND old_title='{$title}' AND old_timestamp < '" . 00098 "{$obj->rc_timestamp}' ORDER BY old_timestamp DESC LIMIT 1"; 00099 $res2 = wfQuery( $sql ); 00100 00101 if ( 0 != wfNumRows( $res2 ) ) { 00102 $obj2 = wfFetchObject( $res2 ); 00103 00104 $sql = "UPDATE recentchanges SET rc_cur_id={$id},rc_cur_time=" . 00105 "'{$ct}',rc_last_oldid={$obj2->old_id} WHERE " . 00106 "rc_namespace={$ns} AND rc_title='{$title}' AND " . 00107 "rc_timestamp='{$obj->rc_timestamp}'"; 00108 wfQuery( $sql ); 00109 } else { 00110 $sql = "UPDATE recentchanges SET rc_cur_id={$id},rc_cur_time=" . 00111 "'{$ct}' WHERE rc_namespace={$ns} AND rc_title='{$title}' " . 00112 "AND rc_timestamp='{$obj->rc_timestamp}'"; 00113 wfQuery( $sql ); 00114 } 00115 00116 if ( 0 == ( ++$count % 500 ) ) { 00117 printf( "%d records processed.\n", $count ); 00118 } 00119 } 00120 } 00121 00122 00123 ?>