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/**
* AbuseFilter editing JavaScript
*
* @author John Du Hart
* @author Marius Hoch <hoo@online.de>
*/
/* global ace */
( function () {
'use strict';
// @var {jQuery} Filter editor for JS and jQuery handling
let $filterBox,
// Filter editor for Ace specific functions
filterEditor,
// @var {jQuery} Hidden textarea for submitting form
$plainTextBox,
// @var {boolean} To determine what editor to use
useAce = false,
// Infused OOUI elements
toggleWarnPreviewButton, warnMessageExisting, warnMessageOther,
toggleDisallowPreviewButton, disallowMessageExisting, disallowMessageOther;
/**
* Returns the currently selected warning or disallow message.
*
* @param {string} action The action to get the message for
* @return {string} current warning message
*/
function getCurrentMessage( action ) {
const existing = action === 'warn' ? warnMessageExisting : disallowMessageExisting,
other = action === 'warn' ? warnMessageOther : disallowMessageOther;
let message = existing.getValue();
if ( message === 'other' ) {
message = other.getValue();
}
return message;
}
/**
* Things always needed after syntax checks
*
* @param {string} resultText The message to show, telling if the syntax is valid
* @param {string} className Class to add
* @param {boolean} syntaxOk Is the syntax ok?
*/
function processSyntaxResultAlways( resultText, className, syntaxOk ) {
$.removeSpinner( 'abusefilter-syntaxcheck' );
$( '#mw-abusefilter-syntaxcheck' ).prop( 'disabled', false );
$( '#mw-abusefilter-syntaxresult' )
.show()
.attr( 'class', className )
.text( resultText )
.data( 'syntaxOk', syntaxOk );
}
/**
* Switch between Ace Editor and classic textarea
*/
function switchEditor() {
if ( useAce ) {
useAce = false;
$filterBox.hide();
$plainTextBox.show();
} else {
useAce = true;
filterEditor.session.setValue( $plainTextBox.val() );
$filterBox.show();
$plainTextBox.hide();
}
}
/**
* Takes the data retrieved in doSyntaxCheck and processes it.
*
* @param {Object} response Data returned from the AJAX request
*/
function processSyntaxResult( response ) {
const data = response.abusefilterchecksyntax;
if ( data.status === 'ok' ) {
// Successful
processSyntaxResultAlways(
mw.msg( 'abusefilter-edit-syntaxok' ),
'mw-abusefilter-syntaxresult-ok',
true
);
} else {
// Set a custom error message as we're aware of the actual problem
processSyntaxResultAlways(
mw.message( 'abusefilter-edit-syntaxerr', data.message ).toString(),
'mw-abusefilter-syntaxresult-error',
false
);
if ( useAce ) {
filterEditor.focus();
// Convert index (used in textareas) in position {row, column} for ace
const position = filterEditor.session.getDocument()
.indexToPosition( data.character );
filterEditor.navigateTo( position.row, position.column );
filterEditor.scrollToRow( position.row );
} else {
$plainTextBox
.trigger( 'focus' )
.textSelection( 'setSelection', { start: data.character } );
}
}
}
/**
* Acts on errors after doSyntaxCheck.
*
* @param {string} error Error code returned from the AJAX request
* @param {Object} details Details about the error
*/
function processSyntaxResultFailure( error, details ) {
processSyntaxResultAlways(
mw.msg(
error === 'http' ? 'abusefilter-http-error' : 'unknown-error',
details && details.exception
),
'mw-abusefilter-syntaxresult-error',
false
);
}
/**
* Sends the current filter text to be checked for syntax issues.
*
* @this HTMLElement
* @param {jQuery.Event} e The event fired when the function is called
*/
function doSyntaxCheck() {
const filter = $plainTextBox.val();
$( this )
.prop( 'disabled', true )
.injectSpinner( { id: 'abusefilter-syntaxcheck', size: 'large' } );
new mw.Api().post( {
action: 'abusefilterchecksyntax',
filter: filter
} )
.done( processSyntaxResult )
.fail( processSyntaxResultFailure );
}
/**
* Adds text to the filter textarea.
* Fired by a change event from the #wpFilterBuilder dropdown
*/
function addText() {
const $filterBuilder = $( '#wpFilterBuilder' );
if ( $filterBuilder.prop( 'selectedIndex' ) === 0 ) {
return;
}
if ( useAce ) {
filterEditor.insert( $filterBuilder.val() + ' ' );
$plainTextBox.val( filterEditor.getSession().getValue() );
filterEditor.focus();
} else {
$plainTextBox.textSelection(
'encapsulateSelection', { pre: $filterBuilder.val() + ' ' }
);
}
$filterBuilder.prop( 'selectedIndex', 0 );
}
/**
* Fetches a filter from the API and inserts it into the filter box.
*
* @this HTMLElement
* @param {jQuery.Event} e The event fired when the function is called
*/
function fetchFilter() {
const filterId = $( '#mw-abusefilter-load-filter input' ).val().trim();
if ( filterId === '' ) {
return;
}
$( this ).injectSpinner( { id: 'fetch-spinner', size: 'large' } );
// We just ignore errors or unexisting filters over here
new mw.Api().get( {
action: 'query',
list: 'abusefilters',
abfprop: 'pattern',
abfstartid: filterId,
abfendid: filterId,
abflimit: 1
} )
.always( () => {
$.removeSpinner( 'fetch-spinner' );
} )
.done( ( data ) => {
if ( data.query.abusefilters[ 0 ] !== undefined ) {
if ( useAce ) {
filterEditor.setValue( data.query.abusefilters[ 0 ].pattern );
}
$plainTextBox.val( data.query.abusefilters[ 0 ].pattern );
}
} );
}
/**
* Cycles through all action checkboxes and hides parameter divs.
* that don't have checked boxes
*/
function hideDeselectedActions() {
$( '.mw-abusefilter-action-checkbox input' ).each( function showHideParams() {
// mw-abusefilter-action-checkbox-{$action}
const action = this.parentNode.id.slice( 31 ),
$params = $( '#mw-abusefilter-' + action + '-parameters' );
if ( $params.length ) {
if ( this.checked ) {
$params.show();
} else {
$params.hide();
}
}
} );
}
/**
* Fetches the selected warning message for previewing.
*
* @param {string} action The action the message refers to
*/
function previewMessage( action ) {
// The following messages are generated here:
// * mw-abusefilter-warn-preview
// * mw-abusefilter-disallow-preview
const $element = $( '#mw-abusefilter-' + action + '-preview' ),
previewButton = action === 'warn' ? toggleWarnPreviewButton : toggleDisallowPreviewButton;
if ( $element.css( 'display' ) !== 'none' ) {
$element.hide();
previewButton.setFlags( { destructive: false, progressive: true } );
} else {
const api = new mw.Api();
const args = [
'<nowiki>' + $( 'input[name=wpFilterDescription]' ).val() + '</nowiki>',
$( '#mw-abusefilter-edit-id' ).children().last().text()
];
const message = getCurrentMessage( action );
api.get( {
action: 'query',
meta: 'allmessages',
ammessages: message,
amargs: args.join( '|' )
} )
.done( ( data ) => {
api.parse( data.query.allmessages[ 0 ][ '*' ], {
disablelimitreport: '',
preview: '',
prop: 'text',
title: 'MediaWiki:' + message
} )
.done( ( html ) => {
$element.show().html( html );
previewButton.setFlags(
{ destructive: true, progressive: false }
);
} );
} );
}
}
/**
* Redirects the browser to the message for editing.
*
* @param {string} action The action for which the message is used
*/
function editMessage( action ) {
const message = getCurrentMessage( action ),
defaultMsg = action === 'warn' ? 'warning' : 'disallowed',
url = mw.util.getUrl( 'MediaWiki:' + message, {
action: 'edit',
preload: 'MediaWiki:abusefilter-' + defaultMsg
} );
window.open( url, '_blank' );
}
/**
* Called if the filter group (#mw-abusefilter-edit-group-input select) is changed. Allows
* using different default messages for 'warn' and 'disallow', based on the group.
*
* @this HTMLElement
* @param {jQuery.Event} e The event fired when the function is called
*/
function onFilterGroupChange() {
let newVal;
if (
!$( '#mw-abusefilter-action-checkbox-warn input' ).is( ':checked' ) &&
$( this ).val() in mw.config.get( 'wgAbuseFilterDefaultWarningMessage' )
) {
const $afWarnMessageExisting = $( '#mw-abusefilter-warn-message-existing select' );
newVal = mw.config.get( 'wgAbuseFilterDefaultWarningMessage' )[ $( this ).val() ];
if ( $afWarnMessageExisting.find( 'option[value=\'' + newVal + '\']' ).length ) {
$afWarnMessageExisting.val( newVal );
warnMessageOther.setValue( '' );
} else {
$afWarnMessageExisting.val( 'other' );
warnMessageOther.setValue( newVal );
}
}
if (
!$( '#mw-abusefilter-action-checkbox-disallow input' ).is( ':checked' ) &&
$( this ).val() in mw.config.get( 'wgAbuseFilterDefaultDisallowMessage' )
) {
const $afDisallowMessageExisting = $( '#mw-abusefilter-disallow-message-existing select' );
newVal = mw.config.get( 'wgAbuseFilterDefaultDisallowMessage' )[ $( this ).val() ];
if ( $afDisallowMessageExisting.find( 'option[value=\'' + newVal + '\']' ).length ) {
$afDisallowMessageExisting.val( newVal );
disallowMessageOther.setValue( '' );
} else {
$afDisallowMessageExisting.val( 'other' );
disallowMessageOther.setValue( newVal );
}
}
}
/**
* Remove the options for warning and disallow messages if the filter is set to global.
*/
function toggleCustomMessages() {
// Use the table over here as hideDeselectedActions might alter the visibility of the div
const $warnOptions = $( '#mw-abusefilter-warn-parameters > table' ),
$disallowOptions = $( '#mw-abusefilter-disallow-parameters > table' );
if ( $( '#wpFilterGlobal' ).is( ':checked' ) ) {
// It's a global filter, so use the default message and hide the option from the user
warnMessageExisting.setValue( 'abusefilter-warning' );
disallowMessageExisting.setValue( 'abusefilter-disallowed' );
$warnOptions.hide();
$disallowOptions.hide();
} else {
$warnOptions.show();
$disallowOptions.show();
}
}
/**
* Called if the user presses a key in the load filter field.
*
* @this HTMLElement
* @param {jQuery.Event} e The event fired when the function is called
*/
function onFilterKeypress( e ) {
if ( e.type === 'keypress' && e.which === 13 ) {
e.preventDefault();
$( '#mw-abusefilter-load' ).trigger( 'click' );
}
}
/**
* Warn if the user changed anything and tries to leave the window
*/
function setWarnOnLeave() {
const $form = $( '#mw-abusefilter-editing-form' ),
origValues = $form.serialize();
const warnOnLeave = mw.confirmCloseWindow( {
test: function () {
return $form.serialize() !== origValues;
},
message: mw.msg( 'abusefilter-edit-warn-leave' )
} );
$form.on( 'submit', () => {
warnOnLeave.release();
} );
}
/**
* Builds a TagMultiselectWidget, to be used both for throttle groups and change tags
*
* @param {string} action Either 'throttle' or 'tag', will be used to build element IDs
* @param {Array} config The array with configuration passed from PHP code
*/
function buildSelector( action, config ) {
// mw-abusefilter-throttle-parameters, mw-abusefilter-tag-parameters
const $container = $( '#mw-abusefilter-' + action + '-parameters' ),
// Character used to separate elements in the textarea.
separator = action === 'throttle' ? '\n' : ',';
const selector = new OO.ui.TagMultiselectWidget( {
inputPosition: 'outline',
allowArbitrary: true,
allowEditTags: true,
selected: config.values,
// The following messages are used here:
// * abusefilter-edit-throttle-placeholder
// * abusefilter-edit-tag-placeholder
placeholder: OO.ui.msg( 'abusefilter-edit-' + action + '-placeholder' ),
disabled: config.disabled
} );
const fieldOpts = {
label: $( $.parseHTML( config.label ) ),
align: 'top'
};
if ( action === 'throttle' ) {
fieldOpts.help = new OO.ui.HtmlSnippet( config.help );
}
const field = new OO.ui.FieldLayout( selector, fieldOpts );
// mw-abusefilter-hidden-throttle-field, mw-abusefilter-hidden-tag-field
const hiddenField = OO.ui.infuse( $( '#mw-abusefilter-hidden-' + action + '-field' ) );
selector.on( 'change', () => {
hiddenField.setValue( selector.getValue().join( separator ) );
} );
// mw-abusefilter-hidden-throttle, mw-abusefilter-hidden-tag
$( '#mw-abusefilter-hidden-' + action ).hide();
$container.append( field.$element );
}
// On ready initialization
$( () => {
const $exportBox = $( '#mw-abusefilter-export' ),
isFilterEditor = mw.config.get( 'isFilterEditor' ),
tagConfig = mw.config.get( 'tagConfig' ),
throttleConfig = mw.config.get( 'throttleConfig' ),
$switchEditorBtn = $( '#mw-abusefilter-switcheditor' );
if ( isFilterEditor ) {
// Configure the actual editing interface
if ( tagConfig ) {
// Build the tag selector
buildSelector( 'tag', tagConfig );
}
if ( throttleConfig ) {
// Build the throttle groups selector
buildSelector( 'throttle', throttleConfig );
}
toggleWarnPreviewButton = OO.ui.infuse( $( '#mw-abusefilter-warn-preview-button' ) );
warnMessageExisting = OO.ui.infuse( $( '#mw-abusefilter-warn-message-existing' ) );
warnMessageOther = OO.ui.infuse( $( '#mw-abusefilter-warn-message-other' ) );
toggleDisallowPreviewButton = OO.ui.infuse( $( '#mw-abusefilter-disallow-preview-button' ) );
disallowMessageExisting = OO.ui.infuse( $( '#mw-abusefilter-disallow-message-existing' ) );
disallowMessageOther = OO.ui.infuse( $( '#mw-abusefilter-disallow-message-other' ) );
setWarnOnLeave();
}
$plainTextBox = $( '#wpFilterRules' );
if ( $( '#wpAceFilterEditor' ).length ) {
// CodeEditor is installed.
mw.loader.using( [ 'ext.abuseFilter.ace' ] ).then( () => {
$filterBox = $( '#wpAceFilterEditor' );
filterEditor = ace.edit( 'wpAceFilterEditor' );
filterEditor.session.setMode( 'ace/mode/abusefilter' );
// Ace setup from codeEditor extension
let basePath = mw.config.get( 'wgExtensionAssetsPath', '' );
if ( basePath.slice( 0, 2 ) === '//' ) {
// ACE uses web workers, which have importScripts, which don't like
// relative links. This is a problem only when the assets are on another
// server, so this rewrite should suffice.
basePath = window.location.protocol + basePath;
}
ace.config.set( 'basePath', basePath + '/CodeEditor/modules/lib/ace' );
// Settings for Ace editor box
const readOnly = mw.config.get( 'aceConfig' ).aceReadOnly;
filterEditor.setTheme( 'ace/theme/textmate' );
filterEditor.setReadOnly( readOnly );
filterEditor.$blockScrolling = Infinity;
// Display Ace editor
switchEditor();
// Hide the syntax ok message when the text changes and sync dummy box
filterEditor.on( 'change', () => {
const $el = $( '#mw-abusefilter-syntaxresult' );
if ( $el.data( 'syntaxOk' ) ) {
$el.hide();
}
$plainTextBox.val( filterEditor.getSession().getValue() );
} );
// Make Ace editor resizable
// (uses ResizeObserver, which is not implemented in IE 11)
if ( typeof ResizeObserver !== 'undefined' ) {
// Make the container resizable
$filterBox.css( 'resize', 'both' );
// Refresh Ace editor size (notably its scrollbars) when the container
// is resized, otherwise it would be refreshed only on window resize
new ResizeObserver( () => {
filterEditor.resize();
} ).observe( $filterBox[ 0 ] );
}
$switchEditorBtn.on( 'click', switchEditor ).show();
} );
}
// Hide the syntax ok message when the text changes
$plainTextBox.on( 'change', () => {
const $el = $( '#mw-abusefilter-syntaxresult' );
if ( $el.data( 'syntaxOk' ) ) {
$el.hide();
}
} );
$( '#mw-abusefilter-load' ).on( 'click', fetchFilter );
$( '#mw-abusefilter-load-filter' ).on( 'keypress', onFilterKeypress );
if ( isFilterEditor ) {
// Add logic for flags and consequences
$( '#mw-abusefilter-warn-preview-button' ).on( 'click',
() => {
previewMessage( 'warn' );
}
);
$( '#mw-abusefilter-disallow-preview-button' ).on( 'click',
() => {
previewMessage( 'disallow' );
}
);
$( '#mw-abusefilter-warn-edit-button' ).on( 'click',
() => {
editMessage( 'warn' );
}
);
$( '#mw-abusefilter-disallow-edit-button' ).on( 'click',
() => {
editMessage( 'disallow' );
}
);
$( '.mw-abusefilter-action-checkbox input' ).on( 'click', hideDeselectedActions );
hideDeselectedActions();
$( '#wpFilterGlobal' ).on( 'change', toggleCustomMessages );
toggleCustomMessages();
const cbEnabled = OO.ui.infuse( $( '#wpFilterEnabled' ) );
const cbDeleted = OO.ui.infuse( $( '#wpFilterDeleted' ) );
cbEnabled.on( 'change',
() => {
cbDeleted.setDisabled( cbEnabled.isSelected() );
if ( cbEnabled.isSelected() ) {
cbDeleted.setSelected( false );
}
}
);
cbDeleted.on( 'change',
() => {
if ( cbDeleted.isSelected() ) {
cbEnabled.setSelected( false );
}
}
);
$( '#mw-abusefilter-edit-group-input select' ).on( 'change', onFilterGroupChange );
$( '#mw-abusefilter-export-link' ).on( 'click',
( e ) => {
e.preventDefault();
$exportBox.toggle();
}
);
}
$( '#mw-abusefilter-syntaxcheck' ).on( 'click', doSyntaxCheck );
$( '#wpFilterBuilder' ).on( 'change', addText );
} );
}() );