includes/SpecialUpload.php

   1 <?
   2
   3 function wfSpecialUpload()
   4 {
   5         global $wgUser, $wgOut, $wpUpload, $wpReUpload, $action;
   6
   7         $fields = array( "wpUploadFile", "wpUploadDescription" );
   8         wfCleanFormFields( $fields );
   9
  10         if ( ( 0 == $wgUser->getID() )
  11                 or $wgUser->isBlocked() ) {
  12                 $wgOut->errorpage( "uploadnologin", "uploadnologintext" );
  13                 return;
  14         }
  15         if ( wfReadOnly() ) {
  16                 $wgOut->readOnlyPage();
  17                 return;
  18         }
  19         if ( isset( $wpReUpload) ) {
  20                 unsaveUploadedFile();
  21                 mainUploadForm( "" );
  22         } else if ( "submit" == $action || isset( $wpUpload ) ) {
  23                 processUpload();
  24         } else {
  25                 mainUploadForm( "" );
  26         }
  27 }
  28
  29 function processUpload()
  30 {
  31         global $wgUser, $wgOut, $wgLang, $wpUploadAffirm, $wpUploadFile;
  32         global $wpUploadDescription, $wpIgnoreWarning;
  33         global $HTTP_POST_FILES, $wgUploadDirectory;
  34         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
  35         global $wgSavedFile, $wgUploadOldVersion, $wpUploadOldVersion;
  36         global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
  37
  38         if ( $wgUseCopyrightUpload )
  39           {
  40             $wpUploadAffirm = 1 ;
  41             if ( trim ( $wpUploadCopyStatus ) == "" || trim ( $wpUploadSource ) == "" )
  42                  $wpUploadAffirm = 0 ;
  43           }
  44
  45         if ( 1 != $wpUploadAffirm ) {
  46                 mainUploadForm( WfMsg( "noaffirmation" ) );
  47                 return;
  48         }
  49         if ( ! $wpUploadTempName ) {
  50                 $wpUploadTempName = $HTTP_POST_FILES['wpUploadFile']['tmp_name'];
  51         }
  52         if ( ! $wpUploadSize ) {
  53                 $wpUploadSize = $HTTP_POST_FILES['wpUploadFile']['size'];
  54         }
  55         $prev = error_reporting( E_ALL & ~( E_NOTICE | E_WARNING ) );
  56         $oname = wfCleanQueryVar( $HTTP_POST_FILES['wpUploadFile']['name'] );
  57         if ( $wpUploadSaveName != "" ) $wpUploadSaveName = wfCleanQueryVar( $wpUploadSaveName );
  58         error_reporting( $prev );
  59
  60         if ( "" != $oname ) {
  61                 $basename = strrchr( $oname, "/" );
  62                 if ( false === $basename ) { $basename = $oname; }
  63                 else ( $basename = substr( $basename, 1 ) );
  64
  65                 $ext = strrchr( $basename, "." );
  66                 if ( false === $ext ) { $ext = ""; }
  67                 else { $ext = substr( $ext, 1 ); }
  68
  69                 if ( "" == $ext ) { $xl = 0; } else { $xl = strlen( $ext ) + 1; }
  70                 $partname = substr( $basename, 0, strlen( $basename ) - $xl );
  71
  72                 if ( strlen( $partname ) < 3 ) {
  73                         mainUploadForm( WfMsg( "minlength" ) );
  74                         return;
  75                 }
  76                 $nt = Title::newFromText( $basename );
  77                 $wpUploadSaveName = $nt->getDBkey();
  78
  79                 saveUploadedFile();
  80                 if ( ( ! $wpIgnoreWarning ) &&
  81                   ( 0 != strcmp( ucfirst( $basename ), $wpUploadSaveName ) ) ) {
  82                         $warn = str_replace( "$1", $wpUploadSaveName,
  83                           wfMsg( "badfilename" ) );
  84                         return uploadWarning( $warn );
  85                 }
  86                 $extensions = array( "png", "jpg", "jpeg", "ogg" );
  87                 if ( ( ! $wpIgnoreWarning ) &&
  88                   ( ! in_array( strtolower( $ext ), $extensions ) ) ) {
  89                         $warn = str_replace( "$1", $ext, wfMsg( "badfiletype" ) );
  90                         return uploadWarning( $warn );
  91                 }
  92                 if ( ( ! $wpIgnoreWarning ) && ( $wpUploadSize > 150000 ) ) {
  93                         return uploadWarning( WfMsg( "largefile" ) );
  94                 }
  95         }
  96         if ( isset( $wpUploadOldVersion ) ) {
  97                 $wgUploadOldVersion = $wpUploadOldVersion;
  98         }
  99         wfRecordUpload( $wpUploadSaveName, $wgUploadOldVersion,
 100           $wpUploadSize, $wpUploadDescription );
 101
 102         $sk = $wgUser->getSkin();
 103         $ilink = $sk->makeMediaLink( $wpUploadSaveName, wfImageUrl(
 104           $wpUploadSaveName ) );
 105         $dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$wpUploadSaveName}";
 106         $dlink = $sk->makeKnownLink( $dname, $dname );
 107
 108         $wgOut->addHTML( "<h2>" . wfMsg( "successfulupload" ) . "</h2>\n" );
 109         $text = str_replace( "$1", $ilink, wfMsg( "fileuploaded" ) );
 110         $text = str_replace( "$2", $dlink, $text );
 111         $wgOut->addHTML( "<p>{$text}\n" );
 112         $wgOut->returnToMain( false );
 113 }
 114
 115 function saveUploadedFile()
 116 {
 117         global $wpUploadSaveName, $wpUploadTempName;
 118         global $wgSavedFile, $wgUploadOldVersion;
 119         global $wgUploadDirectory, $wgOut;
 120
 121         $dest = wfImageDir( $wpUploadSaveName );
 122         $archive = wfImageArchiveDir( $wpUploadSaveName );
 123         $wgSavedFile = "{$dest}/{$wpUploadSaveName}";
 124
 125         if ( is_file( $wgSavedFile ) ) {
 126                 $wgUploadOldVersion = gmdate( "YmdHis" ) . "!{$wpUploadSaveName}";
 127
 128                 if ( ! rename( $wgSavedFile, "${archive}/{$wgUploadOldVersion}" ) ) {
 129                         $wgOut->fileRenameError( $wgSavedFile,
 130                           "${archive}/{$wgUploadOldVersion}" );
 131                         return;
 132                 }
 133         } else {
 134                 $wgUploadOldVersion = "";
 135         }
 136         if ( ! move_uploaded_file( $wpUploadTempName, $wgSavedFile ) ) {
 137                 $wgOut->fileCopyError( $wpUploadTempName, $wgSavedFile );
 138         }
 139         chmod( $wgSavedFile, 0644 );
 140 }
 141
 142 function unsaveUploadedFile()
 143 {
 144         global $wpSessionKey, $wpUploadOldVersion;
 145         global $wgUploadDirectory, $wgOut, $wsUploadFiles;
 146
 147         $wgSavedFile = $wsUploadFiles[$wpSessionKey];
 148         $wgUploadOldVersion = $wpUploadOldVersion;
 149
 150         if ( ! @unlink( $wgSavedFile ) ) {
 151                 $wgOut->fileDeleteError( $wgSavedFile );
 152                 return;
 153         }
 154         if ( "" != $wgUploadOldVersion ) {
 155                 $hash = md5( substr( $wgUploadOldVersion, 15 ) );
 156                 $archive = "{$wgUploadDirectory}/archive/" . $hash{0} .
 157                 "/" . substr( $hash, 0, 2 );
 158
 159                 if ( ! rename( "{$archive}/{$wgUploadOldVersion}", $wgSavedFile ) ) {
 160                         $wgOut->fileRenameError( "{$archive}/{$wgUploadOldVersion}",
 161                           $wgSavedFile );
 162                 }
 163         }
 164 }
 165
 166 function uploadWarning( $warning )
 167 {
 168         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 169         global $wpUpload, $wpReUpload, $wpUploadAffirm, $wpUploadFile;
 170         global $wpUploadDescription, $wpIgnoreWarning;
 171         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
 172         global $wgSavedFile, $wgUploadOldVersion;
 173         global $wpSessionKey, $wpUploadOldVersion, $wsUploadFiles;
 174
 175         # wgSavedFile is stored in the session not the form, for security
 176         $wpSessionKey = mt_rand( 0, 0x7fffffff );
 177         $wsUploadFiles[$wpSessionKey] = $wgSavedFile;
 178
 179         $sub = wfMsg( "uploadwarning" );
 180         $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 181         $wgOut->addHTML( "<h4><font color=red>{$warning}</font></h4>\n" );
 182
 183         $save = wfMsg( "savefile" );
 184         $reupload = wfMsg( "reupload" );
 185         $iw = wfMsg( "ignorewarning" );
 186         $reup = wfMsg( "reuploaddesc" );
 187         $action = wfLocalUrlE( $wgLang->specialPage( "Upload" ),
 188           "action=submit" );
 189
 190         $wgOut->addHTML( "
 191 <form id=\"uploadwarning\" method=\"post\" enctype=\"multipart/form-data\"
 192 action=\"{$action}\">
 193 <input type=hidden name=\"wpUploadAffirm\" value=\"1\">
 194 <input type=hidden name=\"wpIgnoreWarning\" value=\"1\">
 195 <input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $wpUploadDescription ) . "\">
 196 <input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $wpUploadSaveName ) . "\">
 197 <input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $wpUploadTempName ) . "\">
 198 <input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $wpUploadSize ) . "\">
 199 <input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $wpSessionKey ) . "\">
 200 <input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\">
 201 <table border=0><tr>
 202 <tr><td align=right>
 203 <input tabindex=2 type=submit name=\"wpUpload\" value=\"{$save}\">
 204 </td><td align=left>{$iw}</td></tr>
 205 <tr><td align=right>
 206 <input tabindex=2 type=submit name=\"wpReUpload\" value=\"{$reupload}\">
 207 </td><td align=left>{$reup}</td></tr></table></form>\n" );
 208 }
 209
 210 function mainUploadForm( $msg )
 211 {
 212         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 213         global $wpUpload, $wpUploadAffirm, $wpUploadFile;
 214         global $wpUploadDescription, $wpIgnoreWarning;
 215         global $wgUseCopyrightUpload , $wpUploadSource , $wpUploadCopyStatus ;
 216
 217         if ( "" != $msg ) {
 218                 $sub = wfMsg( "uploaderror" );
 219                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" .
 220                   "<h4><font color=red>{$msg}</font></h4>\n" );
 221         } else {
 222                 $sub = wfMsg( "uploadfile" );
 223                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 224         }
 225         $wgOut->addHTML( "<p>" . wfMsg( "uploadtext" ) );
 226         $sk = $wgUser->getSkin();
 227
 228         $fn = wfMsg( "filename" );
 229         $fd = wfMsg( "filedesc" );
 230         $ulb = wfMsg( "uploadbtn" );
 231
 232         $clink = $sk->makeKnownLink( wfMsg( "copyrightpage" ),
 233           wfMsg( "copyrightpagename" ) );
 234         $ca = str_replace( "$1", $clink, wfMsg( "affirmation" ) );
 235         $iw = wfMsg( "ignorewarning" );
 236
 237         $action = wfLocalUrl( $wgLang->specialPage( "Upload" ) );
 238
 239         $source = "
 240 <td align=right>
 241 <input tabindex=3 type=checkbox name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\">
 242 </td><td align=left><label for=\"wpUploadAffirm\">{$ca}</label></td>
 243 " ;
 244         if ( $wgUseCopyrightUpload )
 245           {
 246             $source = "
 247 <td align=right nowrap>" . wfMsg ( "filestatus" ) . ":</td>
 248 <td><input tabindex=3 type=text name=\"wpUploadCopyStatus\" value=\"" .
 249 htmlspecialchars($wpUploadCopyStatus). "\" size=40></td>
 250 </tr><tr>
 251 <td align=right>". wfMsg ( "filesource" ) . ":</td>
 252 <td><input tabindex=4 type=text name=\"wpUploadSource\" value=\"" .
 253 htmlspecialchars($wpUploadSource). "\" size=40></td>
 254 " ;
 255           }
 256
 257         $wgOut->addHTML( "
 258 <form id=\"upload\" method=\"post\" enctype=\"multipart/form-data\"
 259 action=\"{$action}\">
 260 <table border=0><tr>
 261 <td align=right>{$fn}:</td><td align=left>
 262 <input tabindex=1 type=file name=\"wpUploadFile\" value=\""
 263   . htmlspecialchars( $wpUploadFile ) . "\" size=40>
 264 </td></tr><tr>
 265 <td align=right>{$fd}:</td><td align=left>
 266 <input tabindex=2 type=text name=\"wpUploadDescription\" value=\""
 267   . htmlspecialchars( $wpUploadDescription ) . "\" size=40>
 268 </td></tr><tr>
 269 {$source}
 270 </tr>
 271 <tr><td>&nbsp;</td><td align=left>
 272 <input tabindex=5 type=submit name=\"wpUpload\" value=\"{$ulb}\">
 273 </td></tr></table></form>\n" );
 274 }
 275
 276 ?>