includes/SpecialUpload.php

   1 <?
   2
   3 function wfSpecialUpload()
   4 {
   5         global $wgUser, $wgOut, $wpUpload, $wpReUpload, $action;
   6         global $wgDisableUploads;
   7         $wpUpload   = $_REQUEST["wpUpload"];
   8         $wpReUpload = $_REQUEST["wpReUpload"];
   9
  10         $fields = array( "wpUploadFile", "wpUploadDescription" );
  11         wfCleanFormFields( $fields );
  12
  13     if ( $wgDisableUploads ) {
  14         $wgOut->addWikiText( wfMsg( "uploaddisabled" ) );
  15         return;
  16     }
  17         if ( ( 0 == $wgUser->getID() )
  18                 or $wgUser->isBlocked() ) {
  19                 $wgOut->errorpage( "uploadnologin", "uploadnologintext" );
  20                 return;
  21         }
  22         if ( wfReadOnly() ) {
  23                 $wgOut->readOnlyPage();
  24                 return;
  25         }
  26         if ( isset( $wpReUpload) ) {
  27                 unsaveUploadedFile();
  28                 mainUploadForm( "" );
  29         } else if ( "submit" == $action || isset( $wpUpload ) ) {
  30                 processUpload();
  31         } else {
  32                 mainUploadForm( "" );
  33         }
  34 }
  35
  36 function processUpload()
  37 {
  38         global $wgUser, $wgOut, $wgLang, $wpUploadAffirm, $wpUploadFile;
  39         global $wpUploadDescription, $wpIgnoreWarning;
  40         global $HTTP_POST_FILES, $wgUploadDirectory;
  41         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
  42         global $wgSavedFile, $wgUploadOldVersion, $wpUploadOldVersion;
  43         global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
  44         $wpUploadAffirm       = $_REQUEST["wpUploadAffirm"];
  45         $wpUploadFile         = $_REQUEST["wpUploadFile"];
  46         $wpUploadDescription  = $_REQUEST["wpUploadDescription"];
  47         $wpIgnoreWarning      = $_REQUEST["wpIgnoreWarning"];
  48         $wpUploadSaveName     = $_REQUEST["wpUploadSaveName"];
  49         $wpUploadTempName     = $_REQUEST["wpUploadTempName"];
  50         $wpUploadSize         = $_REQUEST["wpUploadSize"];
  51         $wpUploadOldVersion   = $_REQUEST["wpUploadOldVersion"];
  52         $wpUploadCopyStatus   = $_REQUEST["wpUploadCopyStatus"];
  53         $wpUploadSource       = $_REQUEST["wpUploadSource"];
  54
  55         if ( $wgUseCopyrightUpload )
  56           {
  57             $wpUploadAffirm = 1 ;
  58             if ( trim ( $wpUploadCopyStatus ) == "" || trim ( $wpUploadSource ) == "" )
  59                  $wpUploadAffirm = 0 ;
  60           }
  61
  62         if ( 1 != $wpUploadAffirm ) {
  63                 mainUploadForm( WfMsg( "noaffirmation" ) );
  64                 return;
  65         }
  66         if ( ! $wpUploadTempName ) {
  67                 $wpUploadTempName = $HTTP_POST_FILES['wpUploadFile']['tmp_name'];
  68         }
  69         if ( ! $wpUploadSize ) {
  70                 $wpUploadSize = $HTTP_POST_FILES['wpUploadFile']['size'];
  71         }
  72         $prev = error_reporting( E_ALL & ~( E_NOTICE | E_WARNING ) );
  73         $oname = wfCleanQueryVar( $HTTP_POST_FILES['wpUploadFile']['name'] );
  74         if ( $wpUploadSaveName != "" ) $wpUploadSaveName = wfCleanQueryVar( $wpUploadSaveName );
  75         error_reporting( $prev );
  76
  77         if ( "" != $oname ) {
  78                 $basename = strrchr( $oname, "/" );
  79                 if ( false === $basename ) { $basename = $oname; }
  80                 else ( $basename = substr( $basename, 1 ) );
  81
  82                 $ext = strrchr( $basename, "." );
  83                 if ( false === $ext ) { $ext = ""; }
  84                 else { $ext = substr( $ext, 1 ); }
  85
  86                 if ( "" == $ext ) { $xl = 0; } else { $xl = strlen( $ext ) + 1; }
  87                 $partname = substr( $basename, 0, strlen( $basename ) - $xl );
  88
  89                 if ( strlen( $partname ) < 3 ) {
  90                         mainUploadForm( WfMsg( "minlength" ) );
  91                         return;
  92                 }
  93                 $nt = Title::newFromText( $basename );
  94                 $wpUploadSaveName = $nt->getDBkey();
  95
  96                 saveUploadedFile();
  97                 if ( ( ! $wpIgnoreWarning ) &&
  98                   ( 0 != strcmp( ucfirst( $basename ), $wpUploadSaveName ) ) ) {
  99                         return uploadWarning( wfMsg( "badfilename", $wpUploadSaveName ) );
 100                 }
 101                 $extensions = array( "png", "jpg", "jpeg", "ogg" );
 102                 if ( ( ! $wpIgnoreWarning ) &&
 103                   ( ! in_array( strtolower( $ext ), $extensions ) ) ) {
 104                         return uploadWarning( wfMsg( "badfiletype", $ext ) );
 105                 }
 106                 if ( ( ! $wpIgnoreWarning ) && ( $wpUploadSize > 150000 ) ) {
 107                         return uploadWarning( WfMsg( "largefile" ) );
 108                 }
 109         }
 110         if ( isset( $wpUploadOldVersion ) ) {
 111                 $wgUploadOldVersion = $wpUploadOldVersion;
 112         }
 113         wfRecordUpload( $wpUploadSaveName, $wgUploadOldVersion,
 114           $wpUploadSize, $wpUploadDescription );
 115
 116         $sk = $wgUser->getSkin();
 117         $ilink = $sk->makeMediaLink( $wpUploadSaveName, wfImageUrl(
 118           $wpUploadSaveName ) );
 119         $dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$wpUploadSaveName}";
 120         $dlink = $sk->makeKnownLink( $dname, $dname );
 121
 122         $wgOut->addHTML( "<h2>" . wfMsg( "successfulupload" ) . "</h2>\n" );
 123         $text = wfMsg( "fileuploaded", $ilink, $dlink );
 124         $wgOut->addHTML( "<p>{$text}\n" );
 125         $wgOut->returnToMain( false );
 126 }
 127
 128 function saveUploadedFile()
 129 {
 130         global $wpUploadSaveName, $wpUploadTempName;
 131         global $wgSavedFile, $wgUploadOldVersion;
 132         global $wgUploadDirectory, $wgOut;
 133
 134         $dest = wfImageDir( $wpUploadSaveName );
 135         $archive = wfImageArchiveDir( $wpUploadSaveName );
 136         $wgSavedFile = "{$dest}/{$wpUploadSaveName}";
 137
 138         if ( is_file( $wgSavedFile ) ) {
 139                 $wgUploadOldVersion = gmdate( "YmdHis" ) . "!{$wpUploadSaveName}";
 140
 141                 if ( ! rename( $wgSavedFile, "${archive}/{$wgUploadOldVersion}" ) ) {
 142                         $wgOut->fileRenameError( $wgSavedFile,
 143                           "${archive}/{$wgUploadOldVersion}" );
 144                         return;
 145                 }
 146         } else {
 147                 $wgUploadOldVersion = "";
 148         }
 149         if ( ! move_uploaded_file( $wpUploadTempName, $wgSavedFile ) ) {
 150                 $wgOut->fileCopyError( $wpUploadTempName, $wgSavedFile );
 151         }
 152         chmod( $wgSavedFile, 0644 );
 153 }
 154
 155 function unsaveUploadedFile()
 156 {
 157         global $wpSessionKey, $wpUploadOldVersion;
 158         global $wgUploadDirectory, $wgOut, $wsUploadFiles;
 159         $wpSessionKey       = $_REQUEST["wpSessionKey"];
 160
 161         $wgSavedFile = $wsUploadFiles[$wpSessionKey];
 162         $wgUploadOldVersion = $wpUploadOldVersion;
 163
 164         if ( ! @unlink( $wgSavedFile ) ) {
 165                 $wgOut->fileDeleteError( $wgSavedFile );
 166                 return;
 167         }
 168         if ( "" != $wgUploadOldVersion ) {
 169                 $hash = md5( substr( $wgUploadOldVersion, 15 ) );
 170                 $archive = "{$wgUploadDirectory}/archive/" . $hash{0} .
 171                 "/" . substr( $hash, 0, 2 );
 172
 173                 if ( ! rename( "{$archive}/{$wgUploadOldVersion}", $wgSavedFile ) ) {
 174                         $wgOut->fileRenameError( "{$archive}/{$wgUploadOldVersion}",
 175                           $wgSavedFile );
 176                 }
 177         }
 178 }
 179
 180 function uploadWarning( $warning )
 181 {
 182         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 183         global $wpUpload, $wpReUpload, $wpUploadAffirm, $wpUploadFile;
 184         global $wpUploadDescription, $wpIgnoreWarning;
 185         global $wpUploadSaveName, $wpUploadTempName, $wpUploadSize;
 186         global $wgSavedFile, $wgUploadOldVersion;
 187         global $wpSessionKey, $wpUploadOldVersion, $wsUploadFiles;
 188         global $wgUseCopyrightUpload , $wpUploadCopyStatus , $wpUploadSource ;
 189         $wpSessionKey       = $_REQUEST["wpSessionKey"];
 190
 191         # wgSavedFile is stored in the session not the form, for security
 192         $wpSessionKey = mt_rand( 0, 0x7fffffff );
 193         $wsUploadFiles[$wpSessionKey] = $wgSavedFile;
 194
 195         $sub = wfMsg( "uploadwarning" );
 196         $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 197         $wgOut->addHTML( "<h4><font color=red>{$warning}</font></h4>\n" );
 198
 199         $save = wfMsg( "savefile" );
 200         $reupload = wfMsg( "reupload" );
 201         $iw = wfMsg( "ignorewarning" );
 202         $reup = wfMsg( "reuploaddesc" );
 203         $action = wfLocalUrlE( $wgLang->specialPage( "Upload" ),
 204           "action=submit" );
 205
 206         if ( $wgUseCopyrightUpload )
 207         {
 208                 $copyright =  "
 209 <input type=hidden name=\"wpUploadCopyStatus\" value=\"" . htmlspecialchars( $wpUploadCopyStatus ) . "\">
 210 <input type=hidden name=\"wpUploadSource\" value=\"" . htmlspecialchars( $wpUploadSource ) . "\">
 211 ";
 212         }
 213
 214         $wgOut->addHTML( "
 215 <form id=\"uploadwarning\" method=\"post\" enctype=\"multipart/form-data\"
 216 action=\"{$action}\">
 217 <input type=hidden name=\"wpUploadAffirm\" value=\"1\">
 218 <input type=hidden name=\"wpIgnoreWarning\" value=\"1\">
 219 <input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $wpUploadDescription ) . "\">
 220 {$copyright}
 221 <input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $wpUploadSaveName ) . "\">
 222 <input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $wpUploadTempName ) . "\">
 223 <input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $wpUploadSize ) . "\">
 224 <input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $wpSessionKey ) . "\">
 225 <input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\">
 226 <table border=0><tr>
 227 <tr><td align=right>
 228 <input tabindex=2 type=submit name=\"wpUpload\" value=\"{$save}\">
 229 </td><td align=left>{$iw}</td></tr>
 230 <tr><td align=right>
 231 <input tabindex=2 type=submit name=\"wpReUpload\" value=\"{$reupload}\">
 232 </td><td align=left>{$reup}</td></tr></table></form>\n" );
 233 }
 234
 235 function mainUploadForm( $msg )
 236 {
 237         global $wgOut, $wgUser, $wgLang, $wgUploadDirectory;
 238         global $wpUpload, $wpUploadAffirm, $wpUploadFile;
 239         global $wpUploadDescription, $wpIgnoreWarning;
 240         global $wgUseCopyrightUpload , $wpUploadSource , $wpUploadCopyStatus ;
 241
 242         $wpUpload            = $_REQUEST["wpUpload"];
 243         $wpUploadAffirm      = $_REQUEST["wpUploadAffirm"];
 244         $wpUploadFile        = $_REQUEST["wpUploadFile"];
 245         $wpUploadDescription = $_REQUEST["wpUploadDescription"];
 246         $wpIgnoreWarning     = $_REQUEST["wpIgnoreWarning"];
 247         $wpUploadSource      = $_REQUEST["wpUploadSource"];
 248         $wpUploadCopyStatus  = $_REQUEST["wpUploadCopyStatus"];
 249
 250         if ( "" != $msg ) {
 251                 $sub = wfMsg( "uploaderror" );
 252                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" .
 253                   "<h4><font color=red>{$msg}</font></h4>\n" );
 254         } else {
 255                 $sub = wfMsg( "uploadfile" );
 256                 $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
 257         }
 258         $wgOut->addHTML( "<p>" . wfMsg( "uploadtext" ) );
 259         $sk = $wgUser->getSkin();
 260
 261         $fn = wfMsg( "filename" );
 262         $fd = wfMsg( "filedesc" );
 263         $ulb = wfMsg( "uploadbtn" );
 264
 265         $clink = $sk->makeKnownLink( wfMsg( "copyrightpage" ),
 266           wfMsg( "copyrightpagename" ) );
 267         $ca = wfMsg( "affirmation", $clink );
 268         $iw = wfMsg( "ignorewarning" );
 269
 270         $action = wfLocalUrl( $wgLang->specialPage( "Upload" ) );
 271
 272         $source = "
 273 <td align=right>
 274 <input tabindex=3 type=checkbox name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\">
 275 </td><td align=left><label for=\"wpUploadAffirm\">{$ca}</label></td>
 276 " ;
 277         if ( $wgUseCopyrightUpload )
 278           {
 279             $source = "
 280 <td align=right nowrap>" . wfMsg ( "filestatus" ) . ":</td>
 281 <td><input tabindex=3 type=text name=\"wpUploadCopyStatus\" value=\"" .
 282 htmlspecialchars($wpUploadCopyStatus). "\" size=40></td>
 283 </tr><tr>
 284 <td align=right>". wfMsg ( "filesource" ) . ":</td>
 285 <td><input tabindex=4 type=text name=\"wpUploadSource\" value=\"" .
 286 htmlspecialchars($wpUploadSource). "\" size=40></td>
 287 " ;
 288           }
 289
 290         $wgOut->addHTML( "
 291 <form id=\"upload\" method=\"post\" enctype=\"multipart/form-data\"
 292 action=\"{$action}\">
 293 <table border=0><tr>
 294 <td align=right>{$fn}:</td><td align=left>
 295 <input tabindex=1 type=file name=\"wpUploadFile\" value=\""
 296   . htmlspecialchars( $wpUploadFile ) . "\" size=40>
 297 </td></tr><tr>
 298 <td align=right>{$fd}:</td><td align=left>
 299 <input tabindex=2 type=text name=\"wpUploadDescription\" value=\""
 300   . htmlspecialchars( $wpUploadDescription ) . "\" size=40>
 301 </td></tr><tr>
 302 {$source}
 303 </tr>
 304 <tr><td>&nbsp;</td><td align=left>
 305 <input tabindex=5 type=submit name=\"wpUpload\" value=\"{$ulb}\">
 306 </td></tr></table></form>\n" );
 307 }
 308
 309 ?>