includes/SpecialValidate.php

   1 <?php
   2 # Copyright (C) 2004 Magnus Manske <magnus.manske@web.de>
   3 # http://www.mediawiki.org/
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License along
  16 # with this program; if not, write to the Free Software Foundation, Inc.,
  17 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18 # http://www.gnu.org/copyleft/gpl.html
  19
  20 class Validation
  21         {
  22         # Things that should be in the language files
  23         var $types = array (
  24                         "0" => "Style|Awful|Awesome|5",
  25                         "1" => "Legal|Illegal|Legal|5",
  26                         "2" => "Completeness|Stub|Extensive|5",
  27                         "3" => "Facts|Wild guesses|Concrete|5"
  28                         ) ;
  29
  30         function find_this_version ( $article_title , &$article_time , &$id , &$tab )
  31                 {
  32                 $id = "" ;
  33                 $sql = "SELECT cur_id,cur_timestamp FROM cur WHERE cur_namespace=0 AND cur_title='{$article_title}'" ;
  34                 $res = wfQuery( $sql, DB_READ );
  35                 if( $s = wfFetchObject( $res ) )
  36                         {
  37                         if ( $article_time == "" ) $article_time = $s->cur_timestamp ; # No timestamp = current version
  38                         if ( $article_time == $s->cur_timestamp ) # Means current version
  39                                 {
  40                                 $tab = "cur" ;
  41                                 $id = $s->cur_id ;
  42                                 }
  43                         }
  44
  45                 if ( $id == "" )
  46                         {
  47                         $sql = "SELECT old_id FROM old WHERE old_namespace=0 AND old_title='{$article_title}' AND old_timestamp='{$article_time}'" ;
  48                         $res = wfQuery( $sql, DB_READ );
  49                         if( $s = wfFetchObject( $res ) )
  50                                 {
  51                                 $tab = "old" ;
  52                                 $id = $s->old_id ;
  53                                 }
  54                         }
  55                 }
  56
  57         function get_prev_data ( $user_id , $article_title , $article_timestamp = "" )
  58                 {
  59                 $ret = array () ;
  60                 $sql = "SELECT * FROM validate WHERE val_user='{$user_id}' AND val_title='{$article_title}'" ;
  61                 if ( $article_timestamp != "" ) $sql .= " AND val_timestamp='{$article_timestamp}'" ;
  62                 $res = wfQuery( $sql, DB_READ );
  63                 while( $s = wfFetchObject( $res ) ) $ret[$s->val_timestamp][$s->val_type] = $s ;
  64                 return $ret ;
  65                 }
  66
  67         function validate_form ( $article_title = "" )
  68                 {
  69                 global $wgOut, $wgLang, $wgUser;
  70                 if ( $wgUser->getID() == 0 ) return ; # Anon
  71                 if ( $article_title == "" ) $article_title = $_GET['article'] ;
  72                 $article_time = "" ;
  73                 if ( isset ( $_GET['timestamp'] ) ) $article_time = $_GET['timestamp'] ;
  74                 $article = Title::newFromText ( $article_title ) ;
  75
  76                 # Now we get all the "votes" for the different versions of this article for this user
  77                 $val = $this->get_prev_data ( $wgUser->getID() , $article_title ) ;
  78
  79                 # User has clicked "Doit" before, so evaluate form
  80                 if ( isset ( $_POST['doit'] ) )
  81                         {
  82                         $oldtime = $_POST['oldtime'] ;
  83                         if ( !isset ( $val["{$oldtime}"] ) ) $val["{$oldtime}"] = array () ;
  84                         if ( isset ( $_POST['clear_other'] ) && $_POST['clear_other'] == 1 ) # Clear all others
  85                                 {
  86                                 $sql = "DELETE FROM validate WHERE val_title='{$article_title}' AND val_timestamp<>'{$oldtime}' AND val_user='" ;
  87                                 $sql .= $wgUser->getID() . "'" ;
  88                                 wfQuery( $sql, DB_WRITE );
  89                                 $val2 = $val["{$oldtime}"] ; # Only version left
  90                                 $val = array () ; # So clear others
  91                                 $val["{$oldtime}"] = $val2 ;
  92                                 }
  93
  94                         # Delete old "votes" for this version
  95                         $sql = "DELETE FROM validate WHERE val_title='{$article_title}' AND val_timestamp='{$oldtime}' AND val_user='" ;
  96                         $sql .= $wgUser->getID() . "'" ;
  97                         wfQuery( $sql, DB_WRITE );
  98
  99                         for ( $idx = 0 ; $idx < count ( $this->types) ; $idx++ ) # Changes
 100                                 {
 101                                 $comment = $_POST["comment{$idx}"] ;
 102                                 $comment_sql = str_replace ( "'" , "\'" , $comment ) ;
 103                                 $rad = $_POST["rad{$idx}"] ;
 104                                 if ( !isset ( $val["{$oldtime}"][$idx] ) ) $val["{$oldtime}"][$idx] = "" ;
 105                                 $val["{$oldtime}"][$idx]->val_value = $rad ;
 106                                 $val["{$oldtime}"][$idx]->val_comment = $comment ;
 107                                 if ( $rad != -1 )
 108                                         {
 109                                         # Store it in the database
 110                                         $sql = "INSERT INTO validate (val_user,val_title,val_timestamp,val_type,val_value,val_comment) " .
 111                                                  "VALUES ( '" . $wgUser->getID() . "','{$article_title}','{$oldtime}','{$idx}','{$rad}','{$comment_sql}')" ;
 112                                         if ( $rad != -1 ) wfQuery( $sql, DB_WRITE );
 113                                         }
 114                                 }
 115                         }
 116
 117                 # Generating HTML
 118                 $html = "<h1>" . $article->getPrefixedText() . "</h1>\n" ;
 119                 foreach ( $val AS $time => $stuff )
 120                         {
 121                         if ( $time == $article_time ) $html .= "<h2>This version</h2>\n" ;
 122                         else $html .= "<h2>Version of {$time}</h2>\n" ;
 123                         $html .= "<form method=post>\n" ;
 124                         $html .= "<input type=hidden name=oldtime value='{$time}'>" ;
 125                         $html .= "<table>\n" ;
 126                         $html .= "<tr><th>Class</th><th colspan=4>Opinion</th><th>Comment</th></tr>\n" ;
 127                         for ( $idx = 0 ; $idx < count ( $this->types) ; $idx++ )
 128                                 {
 129                                 $x = explode ( "|" , $this->types[$idx] , 4 ) ;
 130                                 if ( isset ( $stuff[$idx] ) ) $choice = $stuff[$idx]->val_value ;
 131                                 else $choice = -1 ;
 132                                 if ( isset ( $stuff[$idx] ) ) $comment = $stuff[$idx]->val_comment ;
 133                                 else $comment = "" ;
 134                                 $html .= "<tr><th align=left>{$x[0]}</th><td align=right>{$x[1]}</td><td align=center>" ;
 135                                 for ( $cnt = 0 ; $cnt < $x[3] ; $cnt++)
 136                                         {
 137                                         $html .= "<input type=radio name='rad{$idx}' value='{$cnt}'" ;
 138                                         if ( $choice == $cnt ) $html .= " checked" ;
 139                                         $html .= "> " ;
 140                                         }
 141                                 $html .= "</td><td>{$x[2]}</td>" ;
 142                                 $html .= "<td><input type=radio name='rad{$idx}' value='-1'" ;
 143                                 if ( $choice == -1 ) $html .= " checked" ;
 144                                 $html .= "> " . wfMsg ( "val_noop" ) . "</td>" ;
 145                                 $html .= "<td><input type=text name='comment{$idx}' value='{$comment}'></td>" ;
 146                                 $html .= "</tr>\n" ;
 147                                 }
 148                         $html .= "<tr><td></td><td colspan=3><input type=checkbox name=clear_other value=1 checked>" ;
 149                         $html .= str_replace ( "$1" , $article->getPrefixedURL() , wfMsg("clear_old") ) ;
 150                         $html .= "</td><td align=right><input type=submit name=doit value='Do it'></td>" ;
 151                         $html .= "</tr></table></form>\n" ;
 152                         }
 153                 return $html ;
 154                 }
 155
 156         function getData ( $user = -1 , $title = "" , $type = -1 )
 157                 {
 158                 $ret = array () ;
 159                 $sql = array () ;
 160                 if ( $user != -1 ) $sql[] = "val_user='{$user}'" ;
 161                 if ( $type != -1 ) $sql[] = "val_type='{$type}'" ;
 162                 if ( $title != "" ) $sql[] = "val_title='{$title}'" ;
 163                 $sql = implode ( " AND " , $sql ) ;
 164                 if ( $sql != "" ) $sql = " WHERE " . $sql ;
 165                 $sql = "SELECT * FROM validate" . $sql ;
 166                 $res = wfQuery( $sql, DB_READ );
 167                 while( $s = wfFetchObject( $res ) ) $ret["{$s->val_title}"]["{$s->val_timestamp}"]["{$s->val_type}"] = $s ;
 168                 return $ret ;
 169                 }
 170
 171         function getPageStatistics ( $article_title = "" )
 172                 {
 173                 $article_title = $_GET['article'] ;
 174                 $html = "<h1>Page validation statistics</h1>\n" ;
 175                 $d = $this->getData ( -1 , $article_title , -1 ) ;
 176                 if ( count ( $d ) ) $d = array_shift ( $d ) ;
 177                 else $d = array () ;
 178                 $html .= "<table border=1 cellpadding=2>\n" ;
 179                 $html .= "<tr><th>Version</th>" ;
 180                 foreach ( $this->types AS $idx => $title )
 181                         {
 182                         $title = explode ( "|" , $title ) ;
 183                         $html .= "<th>{$title[0]}</th>" ;
 184                         }
 185                 $html .= "</tr>\n" ;
 186                 foreach ( $d AS $version => $data )
 187                         {
 188                         $html .= "<tr>" ;
 189                         $html .= "<th align=left>{$version}</th>" ;
 190
 191                         $vmax = array() ;
 192                         $vcur = array() ;
 193                         foreach ( $data AS $type => $x )
 194                                 {
 195                                 if ( !isset ( $vcur[$type] ) ) $vcur[$type] = 0 ;
 196                                 if ( !isset ( $vmax[$type] ) ) $vmax[$type] = 0 ;
 197                                 $vcur[$type] += $x->val_value ;
 198                                 $vmax[$type] += $title[3] ;
 199                                 }
 200
 201
 202                         foreach ( $this->types AS $idx => $title )
 203                                 {
 204                                 $html .= "<td>" ;
 205                                 if ( isset ( $vcur[$idx] ) )
 206                                         {
 207                                         $average = 100 * $vcur[$idx] / $vmax[$idx] ;
 208                                         $h = wfMsg ( "val_percent" ) ;
 209                                         $h = str_replace ( "$1" , $average , $h ) ;
 210                                         $h = str_replace ( "$2" , $vcur[$idx] , $h ) ;
 211                                         $h = str_replace ( "$3" , $vmax[$idx] , $h ) ;
 212                                         $html .= $h ;
 213                                         }
 214                                 else $html .= "(" . wfMsg ( "val_noop" ) . ")" ;
 215                                 $html .= "</td>" ;
 216                                 }
 217
 218                         $html .= "</tr>" ;
 219                         }
 220                 $html .= "</table>\n" ;
 221                 return $html ;
 222                 }
 223
 224         }
 225
 226 function wfSpecialValidate( $page = "" )
 227         {
 228         global $wgOut ;
 229         if ( isset ( $_GET['mode'] ) ) $mode = $_GET['mode'] ;
 230         else $mode = "form" ;
 231         $v = new Validation ;
 232         $html = "" ;
 233         if ( $mode == "form" )
 234                 {
 235                 $html = $v->validate_form () ;
 236                 }
 237         else if ( $mode == "stat_page" )
 238                 {
 239                 $html = $v->getPageStatistics () ;
 240                 }
 241
 242         $wgOut->addHTML( $html ) ;
 243         }
 244
 245 ?>