includes/SpecialAsksql.php

   1 <?
   2
   3 function wfSpecialAsksql()
   4 {
   5         global $wgUser, $wgOut, $action;
   6
   7         if ( ! $wgUser->isSysop() ) {
   8                 $wgOut->sysopRequired();
   9                 return;
  10         }
  11         $fields = array( "wpSqlQuery" );
  12         wfCleanFormFields( $fields );
  13         $f = new SqlQueryForm();
  14
  15         if ( "submit" == $action ) { $f->doSubmit(); }
  16         else { $f->showForm( "" ); }
  17 }
  18
  19 class SqlQueryForm {
  20
  21         function showForm( $err )
  22         {
  23                 global $wgOut, $wgUser, $wgLang;
  24                 global $wpSqlQuery;
  25                 global $wgLogQueries;
  26
  27                 $wgOut->setPagetitle( wfMsg( "asksql" ) );
  28                 $note = wfMsg( "asksqltext" );
  29                 if($wgLogQueries)
  30                         $note .= " " . wfMsg( "sqlislogged" );
  31                 $wgOut->addWikiText( $note );
  32
  33                 if ( "" != $err ) {
  34                         $wgOut->addHTML( "<p><font color='red' size='+1'>" . htmlspecialchars($err) . "</font>\n" );
  35                 }
  36                 if ( ! $wpSqlQuery ) { $wpSqlQuery = "SELECT ... FROM ... WHERE ..."; }
  37                 $q = wfMsg( "sqlquery" );
  38                 $qb = wfMsg( "querybtn" );
  39                 $action = wfLocalUrlE( $wgLang->specialPage( "Asksql" ),
  40                   "action=submit" );
  41
  42                 $wgOut->addHTML( "<p>
  43 <form id=\"asksql\" method=\"post\" action=\"{$action}\">
  44 <table border=0><tr>
  45 <td align=right>{$q}:</td>
  46 <td align=left>
  47 <textarea name=\"wpSqlQuery\" cols=80 rows=4 wrap=\"virtual\">"
  48 . htmlspecialchars($wpSqlQuery) ."
  49 </textarea>
  50 </td>
  51 </tr><tr>
  52 <td>&nbsp;</td><td align=\"left\">
  53 <input type=submit name=\"wpQueryBtn\" value=\"{$qb}\">
  54 </td></tr></table>
  55 </form>\n" );
  56
  57         }
  58
  59         function doSubmit()
  60         {
  61                 global $wgOut, $wgUser, $wgServer, $wgScript, $wgArticlePath, $wgLang;
  62                 global $wpSqlQuery;
  63                 global $wgDBsqluser, $wgDBsqlpassword;
  64
  65                 # Use a limit, folks!
  66                 $wpSqlQuery = trim( $wpSqlQuery );
  67                 if( preg_match( "/^SELECT/i", $wpSqlQuery )
  68                         and !preg_match( "/LIMIT/i", $wpSqlQuery ) ) {
  69                         $wpSqlQuery .= " LIMIT 100";
  70                 }
  71                 $connection = wfGetDB( $wgDBsqluser, $wgDBsqlpassword );
  72                 $this->logQuery( $wpSqlQuery );
  73                 $res = wfQuery( $wpSqlQuery, DB_WRITE, "SpecialAsksql::doSubmit" );
  74                 $this->logFinishedQuery();
  75
  76                 $n = 0;
  77                 @$n = wfNumFields( $res );
  78                 $titleList = false;
  79
  80                 if ( $n ) {
  81                         $k = array();
  82                         for ( $x = 0; $x < $n; ++$x ) {
  83                                 array_push( $k, wfFieldName( $res, $x ) );
  84                         }
  85
  86                         if ( $n == 2 && in_array( "cur_title", $k ) && in_array( "cur_namespace", $k ) ) {
  87                                 $titleList = true;
  88                         }
  89
  90                         $a = array();
  91                         while ( $s = wfFetchObject( $res ) ) {
  92                                 array_push( $a, $s );
  93                         }
  94                         wfFreeResult( $res );
  95
  96                         if ( $titleList ) {
  97                                 $r = "";
  98                                 foreach ( $a as $y ) {
  99                                         $o = "<a href=\"" . wfLocalUrlE($o) . "\" class='internal'>" .
 100                                           htmlspecialchars( $y->$x ) . "</a>" ;
 101                                         $sTitle = htmlspecialchars( $y->cur_title );
 102                                         if ( $y->cur_namespace ) {
 103                                                 $sNamespace = $wgLang->getNsText( $y->cur_namespace );
 104                                                 $link = "$sNamespace:$sTitle";
 105                                         } else {
 106                                                 $link = "$sTitle";
 107                                         }
 108                                         $skin = $wgUser->getSkin();
 109                                         $link = $skin->makeLink( $link );
 110                                         $r .= "* [[$link]]<br>\n";
 111                                 }
 112                         } else {
 113
 114                                 $r = "<table border=1 bordercolor=black cellspacing=0 " .
 115                                   "cellpadding=2><tr>\n";
 116                                 foreach ( $k as $x ) $r .= "<th>" . htmlspecialchars( $x ) . "</th>";
 117                                 $r .= "</tr>\n";
 118
 119                                 foreach ( $a as $y ) {
 120                                         $r .= "<tr>";
 121                                         foreach ( $k as $x ) {
 122                                                 $o = $y->$x ;
 123                                                 if ( $x == "cur_title" or $x == "old_title" or $x == "rc_title") {
 124                                                         $namespace = 0;
 125                                                         if( $x == "cur_title" ) $namespace = $y->cur_namespace;
 126                                                         if( $x == "old_title" ) $namespace = $y->old_namespace;
 127                                                         if( $x == "rc_title" ) $namespace = $y->rc_namespace;
 128                                                         if( $namespace ) $o = $wgLang->getNsText( $namespace ) . ":" . $o;
 129                                                         $o = "<a href=\"" . wfLocalUrlE($o) . "\" class='internal'>" .
 130                                                           htmlspecialchars( $y->$x ) . "</a>" ;
 131                                                         } else {
 132                                                         $o = htmlspecialchars( $o );
 133                                                         }
 134                                                 $r .= "<td>" . $o . "</td>\n";
 135                                         }
 136                                         $r .= "</tr>\n";
 137                                 }
 138                                 $r .= "</table>\n";
 139                         }
 140                 }
 141                 $this->showForm( wfMsg( "querysuccessful" ) );
 142                 $wgOut->addHTML( "<hr>{$r}\n" );
 143         }
 144
 145         function logQuery( $q ) {
 146                 global $wgSqlLogFile, $wgLogQueries, $wgUser;
 147                 if(!$wgLogQueries) return;
 148
 149                 $f = fopen( $wgSqlLogFile, "a" );
 150                 fputs( $f, "\n\n" . wfTimestampNow() .
 151                         " query by " . $wgUser->getName() .
 152                         ":\n$q\n" );
 153                 fclose( $f );
 154                 $this->starttime = microtime();
 155         }
 156
 157         function logFinishedQuery() {
 158                 global $wgSqlLogFile, $wgLogQueries;
 159                 if(!$wgLogQueries) return;
 160
 161                 list($sec, $usec) = explode( " ", microtime() );
 162                 list($sec1, $usec1) = explode( " ", $this->starttime );
 163                 $interval = ($sec + $usec) - ($sec1 + $usec1);
 164
 165                 $f = fopen( $wgSqlLogFile, "a" );
 166                 fputs( $f, "finished at " . wfTimestampNow() . "; took $interval secs\n" );
 167                 fclose( $f );
 168         }
 169
 170 }
 171
 172 ?>