includes/SpecialUpload.php

   1 <?
   2
   3 function wfSpecialUpload()
   4 {
   5         global $wgUser, $wgOut, $wpUpload, $wpReUpload, $action;
   6         global $wgDisableUploads;
   7
   8         $fields = array( "wpUploadFile", "wpUploadDescription" );
   9         wfCleanFormFields( $fields );
  10
  11     if ( $wgDisableUploads ) {
  12         $wgOut->addWikiText( wfMsg( "uploaddisabled" ) );
  13         return;
  14     }
  15         if ( ( 0 == $wgUser->getID() )
  16                 or $wgUser->isBlocked() ) {
  17                 $wgOut->errorpage( "uploadnologin", "uploadnologintext" );
  18                 return;
  19         }
  20         if ( wfReadOnly() ) {
  21                 $wgOut->readOnlyPage();
  22                 return;
  23         }
  24         if ( isset( $wpReUpload) ) {
  25                 unsaveUploadedFile();
  26                 mainUploadForm( "" );
  27         } else if ( "submit" == $action || isset( $wpUpload ) ) {
  28                 processUpload();
  29         } else {
  30                 mainUploadForm( "" );
  31         }
  32 }
  33
  34 function processUpload()
  35 {
  36         global $wgUser, $wgOut, $wgLang, $wpUploadAffirm, $wpUploadFile;
  37         global $wpUploadDescription, $wpIgnoreWarning;
  38         global $HTTP_POST_FILES, $wgUploadDirectory;
  39         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
  40         global $wgSavedFile, $wgUploadOldVersion, $wpUploadOldVersion;
  41         global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
  42
  43         if ( $wgUseCopyrightUpload )
  44           {
  45             $wpUploadAffirm = 1 ;
  46             if ( trim ( $wpUploadCopyStatus ) == "" || trim ( $wpUploadSource ) == "" )
  47                  $wpUploadAffirm = 0 ;
  48           }
  49
  50         if ( 1 != $wpUploadAffirm ) {
  51                 mainUploadForm( WfMsg( "noaffirmation" ) );
  52                 return;
  53         }
  54         if ( ! $wpUploadTempName ) {
  55                 $wpUploadTempName = $HTTP_POST_FILES['wpUploadFile']['tmp_name'];
  56         }
  57         if ( ! $wpUploadSize ) {
  58                 $wpUploadSize = $HTTP_POST_FILES['wpUploadFile']['size'];
  59         }
  60         $prev = error_reporting( E_ALL & ~( E_NOTICE | E_WARNING ) );
  61         $oname = wfCleanQueryVar( $HTTP_POST_FILES['wpUploadFile']['name'] );
  62         if ( $wpUploadSaveName != "" ) $wpUploadSaveName = wfCleanQueryVar( $wpUploadSaveName );
  63         error_reporting( $prev );
  64
  65         if ( "" != $oname ) {
  66                 $basename = strrchr( $oname, "/" );
  67                 if ( false === $basename ) { $basename = $oname; }
  68                 else ( $basename = substr( $basename, 1 ) );
  69
  70                 $ext = strrchr( $basename, "." );
  71                 if ( false === $ext ) { $ext = ""; }
  72                 else { $ext = substr( $ext, 1 ); }
  73
  74                 if ( "" == $ext ) { $xl = 0; } else { $xl = strlen( $ext ) + 1; }
  75                 $partname = substr( $basename, 0, strlen( $basename ) - $xl );
  76
  77                 if ( strlen( $partname ) < 3 ) {
  78                         mainUploadForm( WfMsg( "minlength" ) );
  79                         return;
  80                 }
  81                 $nt = Title::newFromText( $basename );
  82                 $wpUploadSaveName = $nt->getDBkey();
  83
  84                 saveUploadedFile();
  85                 if ( ( ! $wpIgnoreWarning ) &&
  86                   ( 0 != strcmp( ucfirst( $basename ), $wpUploadSaveName ) ) ) {
  87                         $warn = str_replace( "$1", $wpUploadSaveName,
  88                           wfMsg( "badfilename" ) );
  89                         return uploadWarning( $warn );
  90                 }
  91                 $extensions = array( "png", "jpg", "jpeg", "ogg" );
  92                 if ( ( ! $wpIgnoreWarning ) &&
  93                   ( ! in_array( strtolower( $ext ), $extensions ) ) ) {
  94                         $warn = str_replace( "$1", $ext, wfMsg( "badfiletype" ) );
  95                         return uploadWarning( $warn );
  96                 }
  97                 if ( ( ! $wpIgnoreWarning ) && ( $wpUploadSize > 150000 ) ) {
  98                         return uploadWarning( WfMsg( "largefile" ) );
  99                 }
 100         }
 101         if ( isset( $wpUploadOldVersion ) ) {
 102                 $wgUploadOldVersion = $wpUploadOldVersion;
 103         }
 104         wfRecordUpload( $wpUploadSaveName, $wgUploadOldVersion,
 105           $wpUploadSize, $wpUploadDescription );
 106
 107         $sk = $wgUser->getSkin();
 108         $ilink = $sk->makeMediaLink( $wpUploadSaveName, wfImageUrl(
 109           $wpUploadSaveName ) );
 110         $dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$wpUploadSaveName}";
 111         $dlink = $sk->makeKnownLink( $dname, $dname );
 112
 113         $wgOut->addHTML( "<h2>" . wfMsg( "successfulupload" ) . "</h2>\n" );
 114         $text = str_replace( "$1", $ilink, wfMsg( "fileuploaded" ) );
 115         $text = str_replace( "$2", $dlink, $text );
 116         $wgOut->addHTML( "<p>{$text}\n" );
 117         $wgOut->returnToMain( false );
 118 }
 119
 120 function saveUploadedFile()
 121 {
 122         global $wpUploadSaveName, $wpUploadTempName;
 123         global $wgSavedFile, $wgUploadOldVersion;
 124         global $wgUploadDirectory, $wgOut;
 125
 126         $dest = wfImageDir( $wpUploadSaveName );
 127         $archive = wfImageArchiveDir( $wpUploadSaveName );
 128         $wgSavedFile = "{$dest}/{$wpUploadSaveName}";
 129
 130         if ( is_file( $wgSavedFile ) ) {
 131                 $wgUploadOldVersion = gmdate( "YmdHis" ) . "!{$wpUploadSaveName}";
 132
 133                 if ( ! rename( $wgSavedFile, "${archive}/{$wgUploadOldVersion}" ) ) {
 134                         $wgOut->fileRenameError( $wgSavedFile,
 135                           "${archive}/{$wgUploadOldVersion}" );
 136                         return;
 137                 }
 138         } else {
 139                 $wgUploadOldVersion = "";
 140         }
 141         if ( ! move_uploaded_file( $wpUploadTempName, $wgSavedFile ) ) {
 142                 $wgOut->fileCopyError( $wpUploadTempName, $wgSavedFile );
 143         }
 144         chmod( $wgSavedFile, 0644 );
 145 }
 146
 147 function unsaveUploadedFile()
 148 {
 149         global $wpSessionKey, $wpUploadOldVersion;
 150         global $wgUploadDirectory, $wgOut, $wsUploadFiles;
 151
 152         $wgSavedFile = $wsUploadFiles[$wpSessionKey];
 153         $wgUploadOldVersion = $wpUploadOldVersion;
 154
 155         if ( ! @unlink( $wgSavedFile ) ) {
 156                 $wgOut->fileDeleteError( $wgSavedFile );
 157                 return;
 158         }
 159         if ( "" != $wgUploadOldVersion ) {
 160                 $hash = md5( substr( $wgUploadOldVersion, 15 ) );
 161                 $archive = "{$wgUploadDirectory}/archive/" . $hash{0} .
 162                 "/" . substr( $hash, 0, 2 );
 163
 164                 if ( ! rename( "{$archive}/{$wgUploadOldVersion}", $wgSavedFile ) ) {
 165                         $wgOut->fileRenameError( "{$archive}/{$wgUploadOldVersion}",
 166                           $wgSavedFile );
 167                 }
 168         }
 169 }
 170
 171 function uploadWarning( $warning )
 172 {
 173         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 174         global $wpUpload, $wpReUpload, $wpUploadAffirm, $wpUploadFile;
 175         global $wpUploadDescription, $wpIgnoreWarning;
 176         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
 177         global $wgSavedFile, $wgUploadOldVersion;
 178         global $wpSessionKey, $wpUploadOldVersion, $wsUploadFiles;
 179         global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
 180
 181         # wgSavedFile is stored in the session not the form, for security
 182         $wpSessionKey = mt_rand( 0, 0x7fffffff );
 183         $wsUploadFiles[$wpSessionKey] = $wgSavedFile;
 184
 185         $sub = wfMsg( "uploadwarning" );
 186         $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 187         $wgOut->addHTML( "<h4><font color=red>{$warning}</font></h4>\n" );
 188
 189         $save = wfMsg( "savefile" );
 190         $reupload = wfMsg( "reupload" );
 191         $iw = wfMsg( "ignorewarning" );
 192         $reup = wfMsg( "reuploaddesc" );
 193         $action = wfLocalUrlE( $wgLang->specialPage( "Upload" ),
 194           "action=submit" );
 195
 196         if ( $wgUseCopyrightUpload )
 197         {
 198                 $copyright =  "
 199 <input type=hidden name=\"wpUploadCopyStatus\" value=\"" . htmlspecialchars( $wpUploadCopyStatus ) . "\">
 200 <input type=hidden name=\"wpUploadSource\" value=\"" . htmlspecialchars( $wpUploadSource ) . "\">
 201 ";
 202         }
 203
 204         $wgOut->addHTML( "
 205 <form id=\"uploadwarning\" method=\"post\" enctype=\"multipart/form-data\"
 206 action=\"{$action}\">
 207 <input type=hidden name=\"wpUploadAffirm\" value=\"1\">
 208 <input type=hidden name=\"wpIgnoreWarning\" value=\"1\">
 209 <input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $wpUploadDescription ) . "\">
 210 {$copyright}
 211 <input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $wpUploadSaveName ) . "\">
 212 <input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $wpUploadTempName ) . "\">
 213 <input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $wpUploadSize ) . "\">
 214 <input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $wpSessionKey ) . "\">
 215 <input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\">
 216 <table border=0><tr>
 217 <tr><td align=right>
 218 <input tabindex=2 type=submit name=\"wpUpload\" value=\"{$save}\">
 219 </td><td align=left>{$iw}</td></tr>
 220 <tr><td align=right>
 221 <input tabindex=2 type=submit name=\"wpReUpload\" value=\"{$reupload}\">
 222 </td><td align=left>{$reup}</td></tr></table></form>\n" );
 223 }
 224
 225 function mainUploadForm( $msg )
 226 {
 227         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 228         global $wpUpload, $wpUploadAffirm, $wpUploadFile;
 229         global $wpUploadDescription, $wpIgnoreWarning;
 230         global $wgUseCopyrightUpload , $wpUploadSource , $wpUploadCopyStatus ;
 231
 232         if ( "" != $msg ) {
 233                 $sub = wfMsg( "uploaderror" );
 234                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" .
 235                   "<h4><font color=red>{$msg}</font></h4>\n" );
 236         } else {
 237                 $sub = wfMsg( "uploadfile" );
 238                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 239         }
 240         $wgOut->addHTML( "<p>" . wfMsg( "uploadtext" ) );
 241         $sk = $wgUser->getSkin();
 242
 243         $fn = wfMsg( "filename" );
 244         $fd = wfMsg( "filedesc" );
 245         $ulb = wfMsg( "uploadbtn" );
 246
 247         $clink = $sk->makeKnownLink( wfMsg( "copyrightpage" ),
 248           wfMsg( "copyrightpagename" ) );
 249         $ca = str_replace( "$1", $clink, wfMsg( "affirmation" ) );
 250         $iw = wfMsg( "ignorewarning" );
 251
 252         $action = wfLocalUrl( $wgLang->specialPage( "Upload" ) );
 253
 254         $source = "
 255 <td align=right>
 256 <input tabindex=3 type=checkbox name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\">
 257 </td><td align=left><label for=\"wpUploadAffirm\">{$ca}</label></td>
 258 " ;
 259         if ( $wgUseCopyrightUpload )
 260           {
 261             $source = "
 262 <td align=right nowrap>" . wfMsg ( "filestatus" ) . ":</td>
 263 <td><input tabindex=3 type=text name=\"wpUploadCopyStatus\" value=\"" .
 264 htmlspecialchars($wpUploadCopyStatus). "\" size=40></td>
 265 </tr><tr>
 266 <td align=right>". wfMsg ( "filesource" ) . ":</td>
 267 <td><input tabindex=4 type=text name=\"wpUploadSource\" value=\"" .
 268 htmlspecialchars($wpUploadSource). "\" size=40></td>
 269 " ;
 270           }
 271
 272         $wgOut->addHTML( "
 273 <form id=\"upload\" method=\"post\" enctype=\"multipart/form-data\"
 274 action=\"{$action}\">
 275 <table border=0><tr>
 276 <td align=right>{$fn}:</td><td align=left>
 277 <input tabindex=1 type=file name=\"wpUploadFile\" value=\""
 278   . htmlspecialchars( $wpUploadFile ) . "\" size=40>
 279 </td></tr><tr>
 280 <td align=right>{$fd}:</td><td align=left>
 281 <input tabindex=2 type=text name=\"wpUploadDescription\" value=\""
 282   . htmlspecialchars( $wpUploadDescription ) . "\" size=40>
 283 </td></tr><tr>
 284 {$source}
 285 </tr>
 286 <tr><td>&nbsp;</td><td align=left>
 287 <input tabindex=5 type=submit name=\"wpUpload\" value=\"{$ulb}\">
 288 </td></tr></table></form>\n" );
 289 }
 290
 291 ?>