Allow user to always preview text on editing ( implement http://bugzilla.wikipedia...
[lhc/web/wiklou.git] / includes / SpecialUpload.php
index eeff398..96cff75 100644 (file)
@@ -1,12 +1,29 @@
 <?php
-
-function wfSpecialUpload()
-{
+/**
+ *
+ * @package MediaWiki
+ * @subpackage SpecialPage
+ */
+
+/**
+ *
+ */
+require_once( "Image.php" );
+
+/**
+ * Constructor
+ */
+function wfSpecialUpload() {
        global $wgRequest;
        $form = new UploadForm( $wgRequest );
        $form->execute();
 }
 
+/**
+ *
+ * @package MediaWiki
+ * @subpackage SpecialPage
+ */
 class UploadForm {
        var $mUploadAffirm, $mUploadFile, $mUploadDescription, $mIgnoreWarning;
        var $mUploadSaveName, $mUploadTempName, $mUploadSize, $mUploadOldVersion;
@@ -31,12 +48,12 @@ class UploadForm {
                $this->mSessionKey = $request->getVal( 'wpSessionKey' );
 
                if ( ! $this->mUploadTempName ) {
-                       $this->mUploadTempName = @$_FILES['wpUploadFile']['tmp_name'];
+                       $this->mUploadTempName = $request->getFileTempName( 'wpUploadFile' );
                }
                if ( ! $this->mUploadSize ) {
-                       $this->mUploadSize = @$_FILES['wpUploadFile']['size'];
+                       $this->mUploadSize = $request->getFileSize( 'wpUploadFile' );
                }
-               $this->mOname = $request->getGPCVal( $_FILES['wpUploadFile'], 'name', "" );
+               $this->mOname = $request->getFileName( 'wpUploadFile' );
 
        }
 
@@ -68,18 +85,18 @@ class UploadForm {
        }
 
 
-       function processUpload()
-       {
+       function processUpload() {
                global $wgUser, $wgOut, $wgLang;
                global $wgUploadDirectory;
                global $wgSavedFile, $wgUploadOldVersion;
-               global $wgUseCopyrightUpload;
+               global $wgUseCopyrightUpload, $wgCheckCopyrightUpload;
                global $wgCheckFileExtensions, $wgStrictFileExtensions;
-               global $wgFileExtensions, $wgFileBlacklist;
+               global $wgFileExtensions, $wgFileBlacklist, $wgUploadSizeWarning;
 
                if ( $wgUseCopyrightUpload ) {
                        $this->mUploadAffirm = 1;
-                       if ( trim ( $this->mUploadCopyStatus ) == "" || trim ( $this->mUploadSource ) == "" ) {
+                       if ($wgCheckCopyrightUpload && 
+                               (trim ( $this->mUploadCopyStatus ) == "" || trim ( $this->mUploadSource ) == "" )) {
                                $this->mUploadAffirm = 0;
                        }
                }
@@ -91,9 +108,11 @@ class UploadForm {
 
                if ( "" != $this->mOname ) {
                        $basename = strrchr( $this->mOname, "/" );
+
                        if ( false === $basename ) { $basename = $this->mOname; }
                        else ( $basename = substr( $basename, 1 ) );
 
+
                        $ext = strrchr( $basename, "." );
                        if ( false === $ext ) { $ext = ""; }
                        else { $ext = substr( $ext, 1 ); }
@@ -105,29 +124,58 @@ class UploadForm {
                                $this->mainUploadForm( WfMsg( "minlength" ) );
                                return;
                        }
+
+                       $changed_name = false;
+                       $bn = preg_replace ( "/[^".Title::legalChars()."]/", '-', $basename );
+                       if ( 0 != strcmp( $bn, $basename ) )
+                       {
+                               $changed_name = true;
+                               $basename = $bn;
+                       }
+
+
                        $nt = Title::newFromText( $basename );
+                       if( !$nt ) {
+                               return $this->uploadError( wfMsg( "illegalfilename", htmlspecialchars( $basename ) ) );
+                       }
+                       $nt->setNamespace( Namespace::getImage() );
                        $this->mUploadSaveName = $nt->getDBkey();
 
                        /* Don't allow users to override the blacklist */
                        if( $this->checkFileExtension( $ext, $wgFileBlacklist ) ||
                                ($wgStrictFileExtensions && !$this->checkFileExtension( $ext, $wgFileExtensions ) ) ) {
-                               return $this->uploadError( wfMsg( "badfiletype", $ext ) );
+                               return $this->uploadError( wfMsg( "badfiletype", htmlspecialchars( $ext ) ) );
                        }
                        
                        $this->saveUploadedFile( $this->mUploadSaveName, $this->mUploadTempName );
-                       if ( ( ! $this->mIgnoreWarning ) &&
-                         ( 0 != strcmp( ucfirst( $basename ), $this->mUploadSaveName ) ) ) {
-                               return $this->uploadWarning( wfMsg( "badfilename", $this->mUploadSaveName ) );
+                       if ( !$nt->userCanEdit() ) {
+                               return $this->uploadError( wfMsg( "protectedpage" ) );
                        }
                        
-                       if ( $wgCheckFileExtensions ) {
-                               if ( ( ! $this->mIgnoreWarning ) &&
-                                        ( ! $this->checkFileExtension( $ext, $wgFileExtensions ) ) ) {
-                                       return $this->uploadWarning( wfMsg( "badfiletype", $ext ) );
+                       if ( ! $this->mIgnoreWarning ) {
+                               $warning = '';
+                               if( $changed_name || 0 != strcmp( ucfirst( $basename ), $this->mUploadSaveName ) ) {
+                                       $warning .=  '<li>'.wfMsg( "badfilename", htmlspecialchars( $this->mUploadSaveName ) ).'</li>';
                                }
-                       }
-                       if ( ( ! $this->mIgnoreWarning ) && ( $this->mUploadSize > 150000 ) ) {
-                               return $this->uploadWarning( wfMsg( "largefile" ) );
+
+                               if ( $wgCheckFileExtensions ) {
+                                       if ( ! $this->checkFileExtension( $ext, $wgFileExtensions ) ) {
+                                               $warning .= '<li>'.wfMsg( "badfiletype", htmlspecialchars( $ext ) ).'</li>';
+                                       }
+                               }
+                               if ( $wgUploadSizeWarning && ( $this->mUploadSize > $wgUploadSizeWarning ) ) {
+                                       $warning .= '<li>'.wfMsg( "largefile" ).'</li>';
+                               }
+                               if ( $this->mUploadSize == 0 ) {
+                                       $warning .= '<li>'.wfMsg( "emptyfile" ).'</li>';
+                               }
+                               if( $nt->getArticleID() ) {
+                                       $sk = $wgUser->getSkin();
+                                       $dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$this->mUploadSaveName}";
+                                       $dlink = $sk->makeKnownLink( $dname, $dname );
+                                       $warning .= '<li>'.wfMsg( "fileexists", $dlink ).'</li>';
+                               }
+                               if($warning != '') return $this->uploadWarning($warning);
                        }
                }
                if ( !is_null( $this->mUploadOldVersion ) ) {
@@ -151,8 +199,7 @@ class UploadForm {
                return in_array( strtolower( $ext ), $list );
        }
 
-       function saveUploadedFile( $saveName, $tempName )
-       {
+       function saveUploadedFile( $saveName, $tempName ) {
                global $wgSavedFile, $wgUploadOldVersion;
                global $wgUploadDirectory, $wgOut;
 
@@ -177,8 +224,7 @@ class UploadForm {
                chmod( $wgSavedFile, 0644 );
        }
 
-       function unsaveUploadedFile()
-       {
+       function unsaveUploadedFile() {
                global $wgUploadDirectory, $wgOut, $wgRequest;
                
                $wgSavedFile = $_SESSION['wsUploadFiles'][$this->mSessionKey];
@@ -200,16 +246,14 @@ class UploadForm {
                }
        }
 
-       function uploadError( $error )
-       {
+       function uploadError( $error ) {
                global $wgOut;
                $sub = wfMsg( "uploadwarning" );
                $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
-               $wgOut->addHTML( "<h4><font color=red>{$error}</font></h4>\n" );
+               $wgOut->addHTML( "<h4 style='error'>{$error}</h4>\n" );
        }
 
-       function uploadWarning( $warning )
-       {
+       function uploadWarning( $warning ) {
                global $wgOut, $wgUser, $wgLang, $wgUploadDirectory, $wgRequest;
                global $wgSavedFile, $wgUploadOldVersion;
                global $wgUseCopyrightUpload;
@@ -220,7 +264,7 @@ class UploadForm {
 
                $sub = wfMsg( "uploadwarning" );
                $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
-               $wgOut->addHTML( "<h4><font color=red>{$warning}</font></h4>\n" );
+               $wgOut->addHTML( "<ul class='warning'>{$warning}</ul><br/>\n" );
 
                $save = wfMsg( "savefile" );
                $reupload = wfMsg( "reupload" );
@@ -232,8 +276,8 @@ class UploadForm {
                if ( $wgUseCopyrightUpload )
                {
                        $copyright =  "
-       <input type=hidden name=\"wpUploadCopyStatus\" value=\"" . htmlspecialchars( $this->mUploadCopyStatus ) . "\">
-       <input type=hidden name=\"wpUploadSource\" value=\"" . htmlspecialchars( $this->mUploadSource ) . "\">
+       <input type='hidden' name=\"wpUploadCopyStatus\" value=\"" . htmlspecialchars( $this->mUploadCopyStatus ) . "\" />
+       <input type='hidden' name=\"wpUploadSource\" value=\"" . htmlspecialchars( $this->mUploadSource ) . "\" />
        ";
                } else {
                        $copyright = "";
@@ -242,38 +286,37 @@ class UploadForm {
                $wgOut->addHTML( "
        <form id=\"uploadwarning\" method=\"post\" enctype=\"multipart/form-data\"
        action=\"{$action}\">
-       <input type=hidden name=\"wpUploadAffirm\" value=\"1\">
-       <input type=hidden name=\"wpIgnoreWarning\" value=\"1\">
-       <input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $this->mUploadDescription ) . "\">
+       <input type=hidden name=\"wpUploadAffirm\" value=\"1\" />
+       <input type=hidden name=\"wpIgnoreWarning\" value=\"1\" />
+       <input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $this->mUploadDescription ) . "\" />
        {$copyright}
-       <input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $this->mUploadSaveName ) . "\">
-       <input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $this->mUploadTempName ) . "\">
-       <input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $this->mUploadSize ) . "\">
-       <input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $this->mSessionKey ) . "\">
-       <input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\">
-       <table border=0><tr>
-       <tr><td align=right>
-       <input tabindex=2 type=submit name=\"wpUpload\" value=\"{$save}\">
-       </td><td align=left>{$iw}</td></tr>
-       <tr><td align=right>
-       <input tabindex=2 type=submit name=\"wpReUpload\" value=\"{$reupload}\">
-       </td><td align=left>{$reup}</td></tr></table></form>\n" );
+       <input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $this->mUploadSaveName ) . "\" />
+       <input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $this->mUploadTempName ) . "\" />
+       <input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $this->mUploadSize ) . "\" />
+       <input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $this->mSessionKey ) . "\" />
+       <input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\" />
+       <table border='0'><tr>
+       <tr><td align='right'>
+       <input tabindex='2' type='submit' name=\"wpUpload\" value=\"{$save}\" />
+       </td><td align='left'>{$iw}</td></tr>
+       <tr><td align='right'>
+       <input tabindex='2' type='submit' name=\"wpReUpload\" value=\"{$reupload}\" />
+       </td><td align='left'>{$reup}</td></tr></table></form>\n" );
        }
 
-       function mainUploadForm( $msg )
-       {
+       function mainUploadForm( $msg ) {
                global $wgOut, $wgUser, $wgLang, $wgUploadDirectory, $wgRequest;
                global $wgUseCopyrightUpload;
 
                if ( "" != $msg ) {
                        $sub = wfMsg( "uploaderror" );
                        $wgOut->addHTML( "<h2>{$sub}</h2>\n" .
-                         "<h4><font color=red>{$msg}</font></h4>\n" );
+                         "<h4 style='error'>{$msg}</h4>\n" );
                } else {
                        $sub = wfMsg( "uploadfile" );
                        $wgOut->addHTML( "<h2>{$sub}</h2>\n" );
                }
-               $wgOut->addHTML( "<p>" . wfMsg( "uploadtext" ) );
+               $wgOut->addWikiText( wfMsg( "uploadtext" ) );
                $sk = $wgUser->getSkin();
 
                $fn = wfMsg( "filename" );
@@ -289,39 +332,39 @@ class UploadForm {
                $action = $titleObj->escapeLocalURL();
 
                $source = "
-       <td align=right>
-       <input tabindex=3 type=checkbox name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\">
-       </td><td align=left><label for=\"wpUploadAffirm\">{$ca}</label></td>
+       <td align='right'>
+       <input tabindex='3' type='checkbox' name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\" />
+       </td><td align='left'><label for=\"wpUploadAffirm\">{$ca}</label></td>
        " ;
                if ( $wgUseCopyrightUpload )
                  {
                        $source = "
-       <td align=right nowrap>" . wfMsg ( "filestatus" ) . ":</td>
-       <td><input tabindex=3 type=text name=\"wpUploadCopyStatus\" value=\"" .
-       htmlspecialchars($this->mUploadCopyStatus). "\" size=40></td>
+       <td align='right' nowrap='nowrap'>" . wfMsg ( "filestatus" ) . ":</td>
+       <td><input tabindex='3' type='text' name=\"wpUploadCopyStatus\" value=\"" .
+       htmlspecialchars($this->mUploadCopyStatus). "\" size='40' /></td>
        </tr><tr>
-       <td align=right>". wfMsg ( "filesource" ) . ":</td>
-       <td><input tabindex=4 type=text name=\"wpUploadSource\" value=\"" .
-       htmlspecialchars($this->mUploadSource). "\" size=40></td>
+       <td align='right'>". wfMsg ( "filesource" ) . ":</td>
+       <td><input tabindex='4' type='text' name=\"wpUploadSource\" value=\"" .
+       htmlspecialchars($this->mUploadSource). "\" size='40' /></td>
        " ;
                  }
 
                $wgOut->addHTML( "
        <form id=\"upload\" method=\"post\" enctype=\"multipart/form-data\"
        action=\"{$action}\">
-       <table border=0><tr>
-       <td align=right>{$fn}:</td><td align=left>
-       <input tabindex=1 type=file name=\"wpUploadFile\" value=\""
-         . htmlspecialchars( $this->mUploadFile ) . "\" size=40>
+       <table border='0'><tr>
+       <td align='right'>{$fn}:</td><td align='left'>
+       <input tabindex='1' type='file' name=\"wpUploadFile\" value=\""
+         . htmlspecialchars( $this->mUploadFile ) . "\" size='40' />
        </td></tr><tr>
-       <td align=right>{$fd}:</td><td align=left>
-       <input tabindex=2 type=text name=\"wpUploadDescription\" value=\""
-         . htmlspecialchars( $this->mUploadDescription ) . "\" size=40>
+       <td align='right'>{$fd}:</td><td align='left'>
+       <input tabindex='2' type='text' name=\"wpUploadDescription\" value=\""
+         . htmlspecialchars( $this->mUploadDescription ) . "\" size='40' />
        </td></tr><tr>
        {$source}
        </tr>
-       <tr><td>&nbsp;</td><td align=left>
-       <input tabindex=5 type=submit name=\"wpUpload\" value=\"{$ulb}\">
+       <tr><td></td><td align='left'>
+       <input tabindex='5' type='submit' name=\"wpUpload\" value=\"{$ulb}\" />
        </td></tr></table></form>\n" );
        }
 }