diff options
Diffstat (limited to 'extensions/Interwiki/Interwiki_body.php')
| -rw-r--r-- | extensions/Interwiki/Interwiki_body.php | 406 |
1 files changed, 406 insertions, 0 deletions
diff --git a/extensions/Interwiki/Interwiki_body.php b/extensions/Interwiki/Interwiki_body.php new file mode 100644 index 00000000..3325771f --- /dev/null +++ b/extensions/Interwiki/Interwiki_body.php @@ -0,0 +1,406 @@ +<?php +/** + * Implements Special:Interwiki + * @ingroup SpecialPage + */ +class SpecialInterwiki extends SpecialPage { + /** + * Constructor - sets up the new special page + */ + public function __construct() { + parent::__construct( 'Interwiki' ); + } + + /** + * Different description will be shown on Special:SpecialPage depending on + * whether the user can modify the data. + * @return String + */ + function getDescription() { + return $this->msg( $this->canModify() ? + 'interwiki' : 'interwiki-title-norights' )->plain(); + } + + /** + * Show the special page + * + * @param $par Mixed: parameter passed to the page or null + */ + public function execute( $par ) { + $this->setHeaders(); + $this->outputHeader(); + + $out = $this->getOutput(); + $request = $this->getRequest(); + + $out->addModules( 'ext.interwiki.specialpage' ); + + $action = $par ? $par : $request->getVal( 'action', $par ); + $return = $this->getTitle(); + + switch( $action ) { + case 'delete': + case 'edit': + case 'add': + if ( $this->canModify( $out ) ) { + $this->showForm( $action ); + } + $out->returnToMain( false, $return ); + break; + case 'submit': + if ( !$this->canModify( $out ) ) { + # Error msg added by canModify() + } elseif ( !$request->wasPosted() || !$this->getUser()->matchEditToken( $request->getVal( 'wpEditToken' ) ) ) { + // Prevent cross-site request forgeries + $out->addWikiMsg( 'sessionfailure' ); + } else { + $this->doSubmit(); + } + $out->returnToMain( false, $return ); + break; + default: + $this->showList(); + break; + } + } + + /** + * Returns boolean whether the user can modify the data. + * @param $out OutputPage|bool If $wgOut object given, it adds the respective error message. + * @throws PermissionsError + * @return bool + */ + public function canModify( $out = false ) { + global $wgInterwikiCache; + if ( !$this->getUser()->isAllowed( 'interwiki' ) ) { + # Check permissions + if ( $out ) { + throw new PermissionsError( 'interwiki' ); + } + + return false; + } elseif ( $wgInterwikiCache ) { + # Editing the interwiki cache is not supported + if ( $out ) { + $out->addWikiMsg( 'interwiki-cached' ); + } + + return false; + } elseif ( wfReadOnly() ) { + # Is the database in read-only mode? + if ( $out ) { + $out->readOnlyPage(); + } + return false; + } + return true; + } + + /** + * @param $action string + */ + function showForm( $action ) { + $request = $this->getRequest(); + + $prefix = $request->getVal( 'prefix' ); + $wpPrefix = ''; + $label = array( 'class' => 'mw-label' ); + $input = array( 'class' => 'mw-input' ); + + if ( $action === 'delete' ) { + $topmessage = $this->msg( 'interwiki_delquestion', $prefix )->text(); + $intromessage = $this->msg( 'interwiki_deleting', $prefix )->escaped(); + $wpPrefix = Html::hidden( 'wpInterwikiPrefix', $prefix ); + $button = 'delete'; + $formContent = ''; + } elseif ( $action === 'edit' ) { + $dbr = wfGetDB( DB_SLAVE ); + $row = $dbr->selectRow( 'interwiki', '*', array( 'iw_prefix' => $prefix ), __METHOD__ ); + + if ( !$row ) { + $this->error( 'interwiki_editerror', $prefix ); + return; + } + + $prefix = $prefixElement = $row->iw_prefix; + $defaulturl = $row->iw_url; + $trans = $row->iw_trans; + $local = $row->iw_local; + $wpPrefix = Html::hidden( 'wpInterwikiPrefix', $row->iw_prefix ); + $topmessage = $this->msg( 'interwiki_edittext' )->text(); + $intromessage = $this->msg( 'interwiki_editintro' )->escaped(); + $button = 'edit'; + } elseif ( $action === 'add' ) { + $prefix = $request->getVal( 'wpInterwikiPrefix', $request->getVal( 'prefix' ) ); + $prefixElement = Xml::input( 'wpInterwikiPrefix', 20, $prefix, + array( 'tabindex' => 1, 'id' => 'mw-interwiki-prefix', 'maxlength' => 20 ) ); + $local = $request->getCheck( 'wpInterwikiLocal' ); + $trans = $request->getCheck( 'wpInterwikiTrans' ); + $defaulturl = $request->getVal( 'wpInterwikiURL', $this->msg( 'interwiki-defaulturl' )->text() ); + $topmessage = $this->msg( 'interwiki_addtext' )->text(); + $intromessage = $this->msg( 'interwiki_addintro' )->escaped(); + $button = 'interwiki_addbutton'; + } + + if ( $action === 'add' || $action === 'edit' ) { + $formContent = Html::rawElement( 'tr', null, + Html::element( 'td', $label, $this->msg( 'interwiki-prefix-label' )->text() ) . + Html::rawElement( 'td', null, '<tt>' . $prefixElement . '</tt>' ) + ) . Html::rawElement( 'tr', null, + Html::rawElement( 'td', $label, Xml::label( $this->msg( 'interwiki-local-label' )->text(), 'mw-interwiki-local' ) ) . + Html::rawElement( 'td', $input, Xml::check( 'wpInterwikiLocal', $local, array( 'id' => 'mw-interwiki-local' ) ) ) + ) . Html::rawElement( 'tr', null, + Html::rawElement( 'td', $label, Xml::label( $this->msg( 'interwiki-trans-label' )->text(), 'mw-interwiki-trans' ) ) . + Html::rawElement( 'td', $input, Xml::check( 'wpInterwikiTrans', $trans, array( 'id' => 'mw-interwiki-trans' ) ) ) + ) . Html::rawElement( 'tr', null, + Html::rawElement( 'td', $label, Xml::label( $this->msg( 'interwiki-url-label' )->text(), 'mw-interwiki-url' ) ) . + Html::rawElement( 'td', $input, Xml::input( 'wpInterwikiURL', 60, $defaulturl, + array( 'tabindex' => 1, 'maxlength' => 200, 'id' => 'mw-interwiki-url' ) ) ) + ); + } + + $form = Xml::fieldset( $topmessage, Html::rawElement( 'form', + array( 'id' => "mw-interwiki-{$action}form", 'method' => 'post', + 'action' => $this->getTitle()->getLocalUrl( array( 'action' => 'submit', 'prefix' => $prefix ) ) ), + Html::rawElement( 'p', null, $intromessage ) . + Html::rawElement( 'table', array( 'id' => "mw-interwiki-{$action}" ), + $formContent . Html::rawElement( 'tr', null, + Html::rawElement( 'td', $label, Xml::label( $this->msg( 'interwiki_reasonfield' )->text(), + "mw-interwiki-{$action}reason" ) ) . + Html::rawElement( 'td', $input, Xml::input( 'wpInterwikiReason', 60, '', + array( 'tabindex' => 1, 'id' => "mw-interwiki-{$action}reason", 'maxlength' => 200 ) ) ) + ) . Html::rawElement( 'tr', null, + Html::rawElement( 'td', null, '' ) . + Html::rawElement( 'td', array( 'class' => 'mw-submit' ), + Xml::submitButton( $this->msg( $button )->text(), array( 'id' => 'mw-interwiki-submit' ) ) ) + ) . $wpPrefix . + Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() ) . + Html::hidden( 'wpInterwikiAction', $action ) + ) + ) ); + $this->getOutput()->addHTML( $form ); + return; + } + + function doSubmit() { + global $wgContLang, $wgMemc; + + $request = $this->getRequest(); + $prefix = $request->getVal( 'wpInterwikiPrefix' ); + $do = $request->getVal( 'wpInterwikiAction' ); + // Show an error if the prefix is invalid (only when adding one). + // Invalid characters for a title should also be invalid for a prefix. + // Whitespace, ':', '&' and '=' are invalid, too. + // (Bug 30599). + global $wgLegalTitleChars; + $validPrefixChars = preg_replace( '/[ :&=]/', '', $wgLegalTitleChars ); + if ( preg_match( "/\s|[^$validPrefixChars]/", $prefix ) && $do === 'add' ) { + $this->error( 'interwiki-badprefix', htmlspecialchars( $prefix ) ); + $this->showForm( $do ); + return; + } + $reason = $request->getText( 'wpInterwikiReason' ); + $selfTitle = $this->getTitle(); + $dbw = wfGetDB( DB_MASTER ); + switch( $do ) { + case 'delete': + $dbw->delete( 'interwiki', array( 'iw_prefix' => $prefix ), __METHOD__ ); + + if ( $dbw->affectedRows() === 0 ) { + $this->error( 'interwiki_delfailed', $prefix ); + $this->showForm( $do ); + } else { + $this->getOutput()->addWikiMsg( 'interwiki_deleted', $prefix ); + $log = new LogPage( 'interwiki' ); + $log->addEntry( 'iw_delete', $selfTitle, $reason, array( $prefix ) ); + $wgMemc->delete( wfMemcKey( 'interwiki', $prefix ) ); + } + break; + case 'add': + $prefix = $wgContLang->lc( $prefix ); + // N.B.: no break! + case 'edit': + $theurl = $request->getVal( 'wpInterwikiURL' ); + $local = $request->getCheck( 'wpInterwikiLocal' ) ? 1 : 0; + $trans = $request->getCheck( 'wpInterwikiTrans' ) ? 1 : 0; + $data = array( + 'iw_prefix' => $prefix, + 'iw_url' => $theurl, + 'iw_local' => $local, + 'iw_trans' => $trans + ); + + if ( $prefix === '' || $theurl === '' ) { + $this->error( 'interwiki-submit-empty' ); + $this->showForm( $do ); + return; + } + + // Simple URL validation: check that the protocol is one of + // the supported protocols for this wiki. + // (bug 30600) + if ( !wfParseUrl( $theurl ) ) { + $this->error( 'interwiki-submit-invalidurl' ); + $this->showForm( $do ); + return; + } + + if ( $do === 'add' ) { + $dbw->insert( 'interwiki', $data, __METHOD__, 'IGNORE' ); + } else { // $do === 'edit' + $dbw->update( 'interwiki', $data, array( 'iw_prefix' => $prefix ), __METHOD__, 'IGNORE' ); + } + + // used here: interwiki_addfailed, interwiki_added, interwiki_edited + if ( $dbw->affectedRows() === 0 ) { + $this->error( "interwiki_{$do}failed", $prefix ); + $this->showForm( $do ); + } else { + $this->getOutput()->addWikiMsg( "interwiki_{$do}ed", $prefix ); + $log = new LogPage( 'interwiki' ); + $log->addEntry( 'iw_' . $do, $selfTitle, $reason, array( $prefix, $theurl, $trans, $local ) ); + $wgMemc->delete( wfMemcKey( 'interwiki', $prefix ) ); + } + break; + } + } + + function showList() { + $canModify = $this->canModify(); + + $this->getOutput()->addWikiMsg( 'interwiki_intro' ); + // Make collapsible. + $this->getOutput()->addHTML( + Html::openElement( + 'div', array( + 'class' => 'mw-collapsible mw-collapsed', + 'data-collapsetext' => $this->msg( 'interwiki-legend-hide' )->escaped(), + 'data-expandtext' => $this->msg('interwiki-legend-show' )->escaped() + ) ) ); + $this->getOutput()->addHTML( + Html::rawElement( + 'table', array( 'class' => 'mw-interwikitable wikitable intro' ), + $this->addInfoRow( 'start', 'interwiki_prefix', 'interwiki_prefix_intro' ) . "\n" . + $this->addInfoRow( 'start', 'interwiki_url', 'interwiki_url_intro' ) . "\n" . + $this->addInfoRow( 'start', 'interwiki_local', 'interwiki_local_intro' ) . "\n" . + $this->addInfoRow( 'end', 'interwiki_0', 'interwiki_local_0_intro' ) . "\n" . + $this->addInfoRow( 'end', 'interwiki_1', 'interwiki_local_1_intro' ) . "\n" . + $this->addInfoRow( 'start', 'interwiki_trans', 'interwiki_trans_intro' ) . "\n" . + $this->addInfoRow( 'end', 'interwiki_0', 'interwiki_trans_0_intro' ) . "\n" . + $this->addInfoRow( 'end', 'interwiki_1', 'interwiki_trans_1_intro' ) . "\n" + ) + ); + + $this->getOutput()->addHTML( Html::closeElement( 'div' ) ); // end collapsible. + + if ( $canModify ) { + $this->getOutput()->addHTML( "<br />" . $this->msg( 'interwiki_intro_footer' )->parse() ); + $addtext = $this->msg( 'interwiki_addtext' )->escaped(); + $addlink = Linker::linkKnown( $this->getTitle( 'add' ), $addtext ); + $this->getOutput()->addHTML( '<p class="mw-interwiki-addlink">' . $addlink . '</p>' ); + } + + if ( !method_exists( 'Interwiki', 'getAllPrefixes' ) ) { + # version 2.0 is not backwards compatible (but still display nice error) + $this->error( 'interwiki_error' ); + return; + } + $iwPrefixes = Interwiki::getAllPrefixes( null ); + + if ( !is_array( $iwPrefixes ) || count( $iwPrefixes ) === 0 ) { + # If the interwiki table is empty, display an error message + $this->error( 'interwiki_error' ); + return; + } + + $out = ''; + + # Output the existing Interwiki prefixes table header + $out .= Html::openElement( 'table', array( 'class' => 'mw-interwikitable wikitable sortable body' ) ) . "\n"; + $out .= Html::openElement( 'tr', array( 'id' => 'interwikitable-header' ) ) . + Html::element( 'th', null, $this->msg( 'interwiki_prefix' )->text() ) . + Html::element( 'th', null, $this->msg( 'interwiki_url' )->text() ) . + Html::element( 'th', null, $this->msg( 'interwiki_local' )->text() ) . + Html::element( 'th', null, $this->msg( 'interwiki_trans' )->text() ) . + ( $canModify ? Html::element( 'th', array( 'class' => 'unsortable' ), $this->msg( 'interwiki_edit' )->text() ) : '' ); + $out .= Html::closeElement( 'tr' ) . "\n"; + + $selfTitle = $this->getTitle(); + + # Output the existing Interwiki prefixes table rows + foreach ( $iwPrefixes as $iwPrefix ) { + $out .= Html::openElement( 'tr', array( 'class' => 'mw-interwikitable-row' ) ); + $out .= Html::element( 'td', array( 'class' => 'mw-interwikitable-prefix' ), + $iwPrefix['iw_prefix'] ); + $out .= Html::element( 'td', array( 'class' => 'mw-interwikitable-url' ), $iwPrefix['iw_url'] ); + $attribs = array( 'class' => 'mw-interwikitable-local' ); + // Green background for cells with "yes". + if( $iwPrefix['iw_local'] ) { + $attribs['style'] = 'background: lime;'; + } + // The messages interwiki_0 and interwiki_1 are used here. + $out .= Html::element( 'td', $attribs, + ( isset( $iwPrefix['iw_local'] ) ? $this->msg( 'interwiki_' . $iwPrefix['iw_local'] )->text() : '-' ) ); + $attribs = array( 'class' => 'mw-interwikitable-trans' ); + // Green background for cells with "yes". + if( $iwPrefix['iw_trans'] ) { + $attribs['style'] = 'background: lime;'; + } + // The messages interwiki_0 and interwiki_1 are used here. + $out .= Html::element( 'td', $attribs, + ( isset( $iwPrefix['iw_trans'] ) ? $this->msg( 'interwiki_' . $iwPrefix['iw_trans'] )->text() : '-' ) ); + + // Additional column when the interwiki table can be modified. + if ( $canModify ) { + $out .= Html::rawElement( 'td', array( 'class' => 'mw-interwikitable-modify' ), + Linker::linkKnown( $selfTitle, $this->msg( 'edit' )->escaped(), array(), + array( 'action' => 'edit', 'prefix' => $iwPrefix['iw_prefix'] ) ) . + $this->msg( 'comma-separator' ) . + Linker::linkKnown( $selfTitle, $this->msg( 'delete' )->escaped(), array(), + array( 'action' => 'delete', 'prefix' => $iwPrefix['iw_prefix'] ) ) + ); + } + $out .= Html::closeElement( 'tr' ) . "\n"; + } + $out .= Html::closeElement( 'table' ); + + $this->getOutput()->addHTML( $out ); + } + + /** + * Adds a row to the documentation table on the top of Special:Interwiki. + * @param $align string + * @param $title string + * @param $text string + * @return string + */ + private function addInfoRow( $align = 'start', $title, $text ) { + return Html::rawElement( 'tr', null, + // The classes mw-align-start and mw-align-end are used here. + Html::rawElement( 'th', array( 'class' => 'mw-align-' . $align ), $this->msg( $title )->escaped() ) . + // This message is expected to have wiki syntax + Html::rawElement( 'td', null, $this->msg( $text )->parse() ) + ); + } + + function error() { + $args = func_get_args(); + $this->getOutput()->wrapWikiMsg( "<p class='error'>$1</p>", $args ); + } +} + +/** + * Needed to pass the URL as a raw parameter, because it contains $1 + */ +class InterwikiLogFormatter extends LogFormatter { + /** + * @return array + */ + protected function getMessageParameters() { + $params = parent::getMessageParameters(); + if ( isset( $params[4] ) ) { + $params[4] = Message::rawParam( htmlspecialchars( $params[4] ) ); + } + return $params; + } +} |