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