Oops, gotta use $exp here
[lhc/web/wiklou.git] / includes / ProtectionForm.php
index 788b565..931c9e9 100644 (file)
 
 /**
  * @todo document, briefly.
- * @addtogroup SpecialPage
  */
 class ProtectionForm {
        var $mRestrictions = array();
        var $mReason = '';
        var $mCascade = false;
        var $mExpiry = null;
+       var $mPermErrors = array();
+       var $mApplicableTypes = array();
 
        function __construct( &$article ) {
                global $wgRequest, $wgUser;
                global $wgRestrictionTypes, $wgRestrictionLevels;
                $this->mArticle =& $article;
                $this->mTitle =& $article->mTitle;
+               $this->mApplicableTypes = $this->mTitle->exists() ? $wgRestrictionTypes : array('create');
 
                if( $this->mTitle ) {
                        $this->mTitle->loadRestrictions();
 
-                       foreach( $wgRestrictionTypes as $action ) {
+                       foreach( $this->mApplicableTypes as $action ) {
                                // Fixme: this form currently requires individual selections,
                                // but the db allows multiples separated by commas.
                                $this->mRestrictions[$action] = implode( '', $this->mTitle->getRestrictions( $action ) );
@@ -51,12 +53,13 @@ class ProtectionForm {
                        } else if ( strlen($this->mTitle->mRestrictionsExpiry) == 0 ) {
                                $this->mExpiry = '';
                        } else {
-                               $this->mExpiry = wfTimestamp( TS_RFC2822, $this->mTitle->mRestrictionsExpiry );
+                               // FIXME: this format is not user friendly
+                               $this->mExpiry = wfTimestamp( TS_ISO_8601, $this->mTitle->mRestrictionsExpiry );
                        }
                }
 
                // The form will be available in read-only to show levels.
-               $this->disabled = !$wgUser->isAllowed( 'protect' ) || wfReadOnly() || $wgUser->isBlocked();
+               $this->disabled = wfReadOnly() || ($this->mPermErrors = $this->mTitle->getUserPermissionsErrors('protect',$wgUser)) != array();
                $this->disabledAttrib = $this->disabled
                        ? array( 'disabled' => 'disabled' )
                        : array();
@@ -66,21 +69,31 @@ class ProtectionForm {
                        $this->mCascade = $wgRequest->getBool( 'mwProtect-cascade' );
                        $this->mExpiry = $wgRequest->getText( 'mwProtect-expiry' );
 
-                       foreach( $wgRestrictionTypes as $action ) {
+                       foreach( $this->mApplicableTypes as $action ) {
                                $val = $wgRequest->getVal( "mwProtect-level-$action" );
                                if( isset( $val ) && in_array( $val, $wgRestrictionLevels ) ) {
+                                       //prevent users from setting levels that they cannot later unset
+                                       if( $val == 'sysop' ) {
+                                               //special case, rewrite sysop to either protect and editprotected
+                                               if( !$wgUser->isAllowed('protect') && !$wgUser->isAllowed('editprotected') )
+                                                       continue;
+                                       } else {
+                                               if( !$wgUser->isAllowed($val) )
+                                                       continue;
+                                       }
                                        $this->mRestrictions[$action] = $val;
                                }
                        }
                }
        }
-       
+
        function execute() {
-               global $wgRequest;
+               global $wgRequest, $wgOut;
                if( $wgRequest->wasPosted() ) {
                        if( $this->save() ) {
-                               global $wgOut;
-                               $wgOut->redirect( $this->mTitle->getFullUrl() );
+                               $article = new Article( $this->mTitle );
+                               $q = $article->isRedirect() ? 'redirect=no' : '';
+                               $wgOut->redirect( $this->mTitle->getFullUrl( $q ) );
                        }
                } else {
                        $this->show();
@@ -93,7 +106,6 @@ class ProtectionForm {
                $wgOut->setRobotpolicy( 'noindex,nofollow' );
 
                if( is_null( $this->mTitle ) ||
-                       !$this->mTitle->exists() ||
                        $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
                        $wgOut->showFatalError( wfMsg( 'badarticleerror' ) );
                        return;
@@ -113,33 +125,25 @@ class ProtectionForm {
                                $titles .= '* [[:' . $title->getPrefixedText() . "]]\n";
                        }
 
-                       $notice = wfMsgExt( 'protect-cascadeon', array('parsemag'), count($cascadeSources) ) . "\r\n$titles";
-
-                       $wgOut->addWikiText( $notice );
+                       $wgOut->wrapWikiMsg( "$1\n$titles", array( 'protect-cascadeon', count($cascadeSources) ) );
                }
 
-               $wgOut->setPageTitle( wfMsg( 'confirmprotect' ) );
-               $wgOut->setSubtitle( wfMsg( 'protectsub', $this->mTitle->getPrefixedText() ) );
+               $sk = $wgUser->getSkin();
+               $titleLink = $sk->makeLinkObj( $this->mTitle );
+               $wgOut->setPageTitle( wfMsg( 'protect-title', $this->mTitle->getPrefixedText() ) );
+               $wgOut->setSubtitle( wfMsg( 'protect-backlink', $titleLink ) );
 
                # Show an appropriate message if the user isn't allowed or able to change
                # the protection settings at this time
                if( $this->disabled ) {
-                       if( $wgUser->isAllowed( 'protect' ) ) {
-                               if( $wgUser->isBlocked() ) {
-                                       # Blocked
-                                       $message = 'protect-locked-blocked';
-                               } else {
-                                       # Database lock
-                                       $message = 'protect-locked-dblock';
-                               }
-                       } else {
-                               # Permission error
-                               $message = 'protect-locked-access';
+                       if( wfReadOnly() ) {
+                               $wgOut->readOnlyPage();
+                       } elseif( $this->mPermErrors ) {
+                               $wgOut->addWikiText( $wgOut->formatPermissionsErrorMessage( $this->mPermErrors ) );
                        }
                } else {
-                       $message = 'protect-text';
+                       $wgOut->addWikiMsg( 'protect-text', $this->mTitle->getPrefixedText() );
                }
-               $wgOut->addWikiText( wfMsg( $message, wfEscapeWikiText( $this->mTitle->getPrefixedText() ) ) );
 
                $wgOut->addHTML( $this->buildForm() );
 
@@ -148,7 +152,7 @@ class ProtectionForm {
 
        function save() {
                global $wgRequest, $wgUser, $wgOut;
-               
+
                if( $this->disabled ) {
                        $this->show();
                        return false;
@@ -175,6 +179,8 @@ class ProtectionForm {
                                return false;
                        }
 
+                       // Fixme: non-qualified absolute times are not in users specified timezone
+                       // and there isn't notice about it in the ui
                        $expiry = wfTimestamp( TS_MW, $expiry );
 
                        if ( $expiry < wfTimestampNow() ) {
@@ -184,13 +190,40 @@ class ProtectionForm {
 
                }
 
-               $ok = $this->mArticle->updateRestrictions( $this->mRestrictions, $this->mReason, $this->mCascade, $expiry );
+               # They shouldn't be able to do this anyway, but just to make sure, ensure that cascading restrictions aren't being applied
+               #  to a semi-protected page.
+               global $wgGroupPermissions;
+
+               $edit_restriction = $this->mRestrictions['edit'];
+
+               if ($this->mCascade && ($edit_restriction != 'protect') &&
+                       !(isset($wgGroupPermissions[$edit_restriction]['protect']) && $wgGroupPermissions[$edit_restriction]['protect'] ) )
+                       $this->mCascade = false;
+
+               if ($this->mTitle->exists()) {
+                       $ok = $this->mArticle->updateRestrictions( $this->mRestrictions, $this->mReason, $this->mCascade, $expiry );
+               } else {
+                       $ok = $this->mTitle->updateTitleProtection( $this->mRestrictions['create'], $this->mReason, $expiry );
+               }
+
                if( !$ok ) {
                        throw new FatalError( "Unknown error at restriction save time." );
                }
+
+               if( $wgRequest->getCheck( 'mwProtectWatch' ) ) {
+                       $this->mArticle->doWatch();
+               } elseif( $this->mTitle->userIsWatching() ) {
+                       $this->mArticle->doUnwatch();
+               }
+
                return $ok;
        }
 
+       /**
+        * Build the input form
+        *
+        * @return $out string HTML form
+        */
        function buildForm() {
                global $wgUser;
 
@@ -199,67 +232,98 @@ class ProtectionForm {
                        $out .= $this->buildScript();
                        // The submission needs to reenable the move permission selector
                        // if it's in locked mode, or some browsers won't submit the data.
-                       $out .= wfOpenElement( 'form', array(
-                               'id' => 'mw-Protect-Form',
-                               'action' => $this->mTitle->getLocalUrl( 'action=protect' ),
-                               'method' => 'post',
-                               'onsubmit' => 'protectEnable(true)' ) );
-
-                       $out .= wfElement( 'input', array(
-                               'type' => 'hidden',
-                               'name' => 'wpEditToken',
-                               'value' => $wgUser->editToken() ) );
+                       $out .= Xml::openElement( 'form', array( 'method' => 'post', 'action' => $this->mTitle->getLocalUrl( 'action=protect' ), 'id' => 'mw-Protect-Form', 'onsubmit' => 'protectEnable(true)' ) ) .
+                               Xml::hidden( 'wpEditToken',$wgUser->editToken() );
                }
 
-               $out .= "<table id='mwProtectSet'>";
-               $out .= "<tbody>";
-               $out .= "<tr>\n";
+               $out .= Xml::openElement( 'fieldset' ) .
+                       Xml::element( 'legend', null, wfMsg( 'protect-legend' ) ) .
+                       Xml::openElement( 'table', array( 'id' => 'mwProtectSet' ) ) .
+                       Xml::openElement( 'tbody' ) .
+                       "<tr>\n";
+
                foreach( $this->mRestrictions as $action => $required ) {
                        /* Not all languages have V_x <-> N_x relation */
-                       $out .= "<th>" . wfMsgHtml( 'restriction-' . $action ) . "</th>\n";
+                       $label = Xml::element( 'label',
+                                       array( 'for' => "mwProtect-level-$action" ),
+                                       wfMsg( 'restriction-' . $action ) );
+                       $out .= "<th>$label</th>";
                }
-               $out .= "</tr>\n";
-               $out .= "<tr>\n";
+               $out .= "</tr>
+                       <tr>\n";
                foreach( $this->mRestrictions as $action => $selected ) {
-                       $out .= "<td>\n";
-                       $out .= $this->buildSelector( $action, $selected );
-                       $out .= "</td>\n";
+                       $out .= "<td>" .
+                                       $this->buildSelector( $action, $selected ) .
+                               "</td>";
                }
                $out .= "</tr>\n";
 
                // JavaScript will add another row with a value-chaining checkbox
 
-               $out .= "</tbody>\n";
-               $out .= "</table>\n";
-
-               global $wgEnableCascadingProtection;
-
-               if ($wgEnableCascadingProtection)
-                       $out .= $this->buildCascadeInput();
-
-               $out .= "<table>\n";
-               $out .= "<tbody>\n";
+               $out .= Xml::closeElement( 'tbody' ) .
+                       Xml::closeElement( 'table' ) .
+                       Xml::openElement( 'table', array( 'id' => 'mw-protect-table2' ) ) .
+                       Xml::openElement( 'tbody' );
+
+               if( $this->mTitle->exists() ) {
+                       $out .= '<tr>
+                                       <td></td>
+                                       <td class="mw-input">' .
+                                               Xml::checkLabel( wfMsg( 'protect-cascade' ), 'mwProtect-cascade', 'mwProtect-cascade', $this->mCascade, $this->disabledAttrib ) .
+                                       "</td>
+                               </tr>\n";
+               }
 
-               $out .= $this->buildExpiryInput();
+               $attribs = array( 'id' => 'expires' ) + $this->disabledAttrib;
+               $out .= "<tr>
+                               <td class='mw-label'>" .
+                                       Xml::label( wfMsgExt( 'protectexpiry', array( 'parseinline' ) ), 'expires' ) .
+                               '</td>
+                               <td class="mw-input">' .
+                                       Xml::input( 'mwProtect-expiry', 60, $this->mExpiry, $attribs ) .
+                               '</td>
+                       </tr>';
 
                if( !$this->disabled ) {
-                       $out .= "<tr><td>" . $this->buildReasonInput() . "</td></tr>\n";
-                       $out .= "<tr><td></td><td>" . $this->buildSubmit() . "</td></tr>\n";
+                       $id = 'mwProtect-reason';
+                       $out .= "<tr>
+                                       <td class='mw-label'>" .
+                                               Xml::label( wfMsg( 'protectcomment' ), $id ) .
+                                       '</td>
+                                       <td class="mw-input">' .
+                                               Xml::input( $id, 60, $this->mReason, array( 'type' => 'text', 'id' => $id, 'maxlength' => 255 ) ) .
+                                       "</td>
+                               </tr>
+                               <tr>
+                                       <td></td>
+                                       <td class='mw-input'>" .
+                                               Xml::checkLabel( wfMsg( 'watchthis' ),
+                                                       'mwProtectWatch', 'mwProtectWatch',
+                                                       $this->mTitle->userIsWatching() || $wgUser->getOption( 'watchdefault' ) ) .
+                                       "</td>
+                               </tr>
+                               <tr>
+                                       <td></td>
+                                       <td class='mw-submit'>" .
+                                               Xml::submitButton( wfMsg( 'confirm' ), array( 'id' => 'mw-Protect-submit' ) ) .
+                                       "</td>
+                               </tr>\n";
                }
 
-               $out .= "</tbody>\n";
-               $out .= "</table>\n";
+               $out .= Xml::closeElement( 'tbody' ) .
+                       Xml::closeElement( 'table' ) .
+                       Xml::closeElement( 'fieldset' );
 
                if ( !$this->disabled ) {
-                       $out .= "</form>\n";
-                       $out .= $this->buildCleanupScript();
+                       $out .= Xml::closeElement( 'form' ) .
+                               $this->buildCleanupScript();
                }
 
                return $out;
        }
 
        function buildSelector( $action, $selected ) {
-               global $wgRestrictionLevels;
+               global $wgRestrictionLevels, $wgUser;
                $id = 'mwProtect-level-' . $action;
                $attribs = array(
                        'id' => $id,
@@ -268,77 +332,46 @@ class ProtectionForm {
                        'onchange' => 'protectLevelsUpdate(this)',
                        ) + $this->disabledAttrib;
 
-               $out = wfOpenElement( 'select', $attribs );
+               $out = Xml::openElement( 'select', $attribs );
                foreach( $wgRestrictionLevels as $key ) {
-                       $out .= $this->buildOption( $key, $selected );
+                       //don't let them choose levels above their own (aka so they can still unprotect and edit the page). but only when the form isn't disabled
+                       if( $key == 'sysop' ) {
+                               //special case, rewrite sysop to protect and editprotected
+                               if( !$wgUser->isAllowed('protect') && !$wgUser->isAllowed('editprotected') && $this->disabled )
+                                       continue;
+                       } else {
+                               if( !$wgUser->isAllowed($key) && !$this->disabled )
+                                       continue;
+                       }
+                       $out .= Xml::option( $this->getOptionLabel( $key ), $key, $key == $selected );
                }
-               $out .= "</select>\n";
+               $out .= Xml::closeElement( 'select' );
                return $out;
        }
 
-       function buildOption( $key, $selected ) {
-               $text = ( $key == '' )
-                       ? wfMsg( 'protect-default' )
-                       : wfMsg( "protect-level-$key" );
-               $selectedAttrib = ($selected == $key)
-                       ? array( 'selected' => 'selected' )
-                       : array();
-               return wfElement( 'option',
-                       array( 'value' => $key ) + $selectedAttrib,
-                       $text );
-       }
-
-       function buildReasonInput() {
-               $id = 'mwProtect-reason';
-               return wfElement( 'label', array(
-                               'id' => "$id-label",
-                               'for' => $id ),
-                               wfMsg( 'protectcomment' ) ) .
-                       '</td><td>' .
-                       wfElement( 'input', array(
-                               'size' => 60,
-                               'name' => $id,
-                               'id' => $id,
-                               'value' => $this->mReason ) );
-       }
-
-       function buildCascadeInput() {
-               $id = 'mwProtect-cascade';
-               $ci = wfCheckLabel( wfMsg( 'protect-cascade' ), $id, $id, $this->mCascade, $this->disabledAttrib);
-               return $ci;
-       }
-
-       function buildExpiryInput() {
-               $id = 'mwProtect-expiry';
-
-               $ci = "<tr> <td align=\"right\">";
-               $ci .= wfElement( 'label', array (
-                               'id' => "$id-label",
-                               'for' => $id ),
-                               wfMsg( 'protectexpiry' ) );
-               $ci .= "</td> <td align=\"left\">";
-               $ci .= wfElement( 'input', array(
-                               'size' => 60,
-                               'name' => $id,
-                               'id' => $id,
-                               'value' => $this->mExpiry ) + $this->disabledAttrib );
-               $ci .= "</td></tr>";
-
-               return $ci;
-       }
-
-       function buildSubmit() {
-               return wfElement( 'input', array(
-                       'id' => 'mw-Protect-submit',
-                       'type' => 'submit',
-                       'value' => wfMsg( 'confirm' ) ) );
+       /**
+        * Prepare the label for a protection selector option
+        *
+        * @param string $permission Permission required
+        * @return string
+        */
+       private function getOptionLabel( $permission ) {
+               if( $permission == '' ) {
+                       return wfMsg( 'protect-default' );
+               } else {
+                       $key = "protect-level-{$permission}";
+                       $msg = wfMsg( $key );
+                       if( wfEmptyMsg( $key, $msg ) )
+                               $msg = wfMsg( 'protect-fallback', $permission );
+                       return $msg;
+               }
        }
 
        function buildScript() {
                global $wgStylePath, $wgStyleVersion;
-               return '<script type="text/javascript" src="' .
-                       htmlspecialchars( $wgStylePath . "/common/protect.js?$wgStyleVersion" ) .
-                       '"></script>';
+               return Xml::tags( 'script', array(
+                       'type' => 'text/javascript',
+                       'src' => $wgStylePath . "/common/protect.js?$wgStyleVersion" ), '' );
        }
 
        function buildCleanupScript() {
@@ -346,13 +379,13 @@ class ProtectionForm {
                $script = 'var wgCascadeableLevels=';
                $CascadeableLevels = array();
                foreach( $wgRestrictionLevels as $key ) {
-                       if ( isset($wgGroupPermissions[$key]['protect']) && $wgGroupPermissions[$key]['protect'] ) {
-                               $CascadeableLevels[]="'" . wfEscapeJsString($key) . "'";
+                       if ( (isset($wgGroupPermissions[$key]['protect']) && $wgGroupPermissions[$key]['protect']) || $key == 'protect' ) {
+                               $CascadeableLevels[] = "'" . Xml::escapeJsString( $key ) . "'";
                        }
                }
                $script .= "[" . implode(',',$CascadeableLevels) . "];\n";
-               $script .= 'protectInitialize("mwProtectSet","' . wfEscapeJsString( wfMsg( 'protect-unchain' ) ) . '")';
-               return '<script type="text/javascript">' . $script . '</script>';
+               $script .= 'protectInitialize("mwProtectSet","' . Xml::escapeJsString( wfMsg( 'protect-unchain' ) ) . '","' . count($this->mApplicableTypes) . '")';
+               return Xml::tags( 'script', array( 'type' => 'text/javascript' ), $script );
        }
 
        /**
@@ -361,14 +394,7 @@ class ProtectionForm {
         */
        function showLogExtract( &$out ) {
                # Show relevant lines from the protection log:
-               $out->addHTML( "<h2>" . htmlspecialchars( LogPage::logName( 'protect' ) ) . "</h2>\n" );
-               $logViewer = new LogViewer(
-                       new LogReader(
-                               new FauxRequest(
-                                       array( 'page' => $this->mTitle->getPrefixedText(),
-                                              'type' => 'protect' ) ) ) );
-               $logViewer->showList( $out );
+               $out->addHTML( Xml::element( 'h2', null, LogPage::logName( 'protect' ) ) );
+               LogEventsList::showLogExtract( $out, 'protect', $this->mTitle->getPrefixedText() );
        }
 }
-
-?>