mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/CodeMirror
synced 2024-12-18 08:40:33 +00:00
75fa1ec8c7
Bumps the following, which will be needed by subsequent patches: * stylelint-config-wikimedia = 0.16.1 * webpack = 5.89.0 * webpack-cli = 5.1.4 * @babel/preset-env = 7.3.0 Change-Id: Icd44ad126f11365ee1215672cee66868e79c8978
390 lines
12 KiB
JavaScript
390 lines
12 KiB
JavaScript
function init() {
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var extCodeMirror = require( 'ext.CodeMirror' );
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var codeMirror, $textbox1, realtimePreviewHandler;
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var useCodeMirror = mw.user.options.get( 'usecodemirror' ) > 0;
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var originHooksTextarea = $.valHooks.textarea;
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// define jQuery hook for searching and replacing text using JS if CodeMirror is enabled, see Bug: T108711
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$.valHooks.textarea = {
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get: function ( elem ) {
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if ( elem.id === 'wpTextbox1' && codeMirror ) {
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return codeMirror.doc.getValue();
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} else if ( originHooksTextarea ) {
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return originHooksTextarea.get( elem );
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}
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return elem.value;
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},
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set: function ( elem, value ) {
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if ( elem.id === 'wpTextbox1' && codeMirror ) {
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return codeMirror.doc.setValue( value );
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} else if ( originHooksTextarea ) {
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return originHooksTextarea.set( elem, value );
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}
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elem.value = value;
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}
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};
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// jQuery.textSelection overrides for CodeMirror.
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// See jQuery.textSelection.js for method documentation
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var cmTextSelection = {
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getContents: function () {
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return codeMirror.doc.getValue();
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},
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setContents: function ( content ) {
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codeMirror.doc.setValue( content );
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return this;
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},
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getSelection: function () {
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return codeMirror.doc.getSelection();
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},
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setSelection: function ( options ) {
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codeMirror.doc.setSelection(
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codeMirror.doc.posFromIndex( options.start ),
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codeMirror.doc.posFromIndex( options.end )
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);
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codeMirror.focus();
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return this;
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},
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replaceSelection: function ( value ) {
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codeMirror.doc.replaceSelection( value );
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return this;
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},
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getCaretPosition: function ( options ) {
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var caretPos = codeMirror.doc.indexFromPos( codeMirror.doc.getCursor( true ) ),
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endPos = codeMirror.doc.indexFromPos( codeMirror.doc.getCursor( false ) );
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if ( options.startAndEnd ) {
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return [ caretPos, endPos ];
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}
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return caretPos;
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},
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scrollToCaretPosition: function () {
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codeMirror.scrollIntoView( null );
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return this;
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}
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};
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/**
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* Save CodeMirror enabled pref.
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*
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* @param {boolean} prefValue True, if CodeMirror should be enabled by default, otherwise false.
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*/
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function setCodeEditorPreference( prefValue ) {
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useCodeMirror = prefValue; // Save state for function updateToolbarButton()
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extCodeMirror.setCodeEditorPreference( prefValue );
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}
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/**
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* @return {boolean}
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*/
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function isLineNumbering() {
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// T285660: Backspace related bug on Android browsers as of 2021
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if ( /Android\b/.test( navigator.userAgent ) ) {
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return false;
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}
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var namespaces = mw.config.get( 'wgCodeMirrorLineNumberingNamespaces' );
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// Set to [] to disable everywhere, or null to enable everywhere
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return !namespaces ||
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namespaces.indexOf( mw.config.get( 'wgNamespaceNumber' ) ) !== -1;
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}
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// Keep these modules in sync with MediaWiki\Extension\CodeMirror\Hooks.php
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var codeMirrorCoreModules = [
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'ext.CodeMirror.lib',
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'ext.CodeMirror.mode.mediawiki'
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];
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/**
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* Set the size of the CodeMirror element,
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* and react to changes coming from WikiEditor (including Realtime Preview if its enabled).
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*/
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function setupSizing() {
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var $codeMirror = $( codeMirror.getWrapperElement() );
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// Only add jQuery UI's resizing corner if realtime preview is not enabled,
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// because that feature provides height resizing (even when preview isn't used).
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if ( mw.loader.getState( 'ext.wikiEditor.realtimepreview' ) === 'ready' ) {
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codeMirror.setSize( '100%', $textbox1.parent().height() );
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} else {
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// RL module jquery.ui
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// eslint-disable-next-line es-x/no-resizable-and-growable-arraybuffers
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$codeMirror.resizable( {
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handles: 'se',
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resize: function () {
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// Keep at 100% parent width, don't modify height here
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codeMirror.setSize( '100%', null );
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}
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} );
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// Match the height of the textarea.
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codeMirror.setSize( null, $textbox1.height() );
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}
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var $resizableHandle = $codeMirror.find( '.ui-resizable-handle' );
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mw.hook( 'ext.WikiEditor.realtimepreview.enable' ).add( function ( realtimePreview ) {
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// CodeMirror may have been turned on and then off again before realtimepreview is enabled, in which case it will be null.
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if ( !codeMirror ) {
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return;
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}
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// Get rid of the corner resize handle, because realtimepreview provides its own.
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$resizableHandle.hide();
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// Add listener for CodeMirror changes.
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realtimePreviewHandler = realtimePreview.getEventHandler().bind( realtimePreview );
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codeMirror.on( 'change', realtimePreviewHandler );
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// Fix the width and height of the CodeMirror area.
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codeMirror.setSize( '100%', realtimePreview.twoPaneLayout.$element.height() );
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} );
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mw.hook( 'ext.WikiEditor.realtimepreview.resize' ).add( function ( resizingBar ) {
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// CodeMirror may have been turned off after realtimepreview was opened, in which case it will be null.
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if ( !codeMirror ) {
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return;
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}
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// Keep in sync with the height of the pane.
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codeMirror.setSize( '100%', resizingBar.getResizedPane().height() );
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} );
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mw.hook( 'ext.WikiEditor.realtimepreview.disable' ).add( function () {
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// Re-show the corner resize handle.
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$resizableHandle.show();
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// CodeMirror may have been turned off after realtimepreview was opened, in which case it will be null.
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if ( !codeMirror ) {
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return;
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}
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codeMirror.refresh(); // T305333
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codeMirror.off( 'change', realtimePreviewHandler );
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} );
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}
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/**
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* Replaces the default textarea with CodeMirror
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*/
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function enableCodeMirror() {
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var config = mw.config.get( 'extCodeMirrorConfig' );
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mw.loader.using( codeMirrorCoreModules.concat( config.pluginModules ), function () {
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var $codeMirror, cmOptions,
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selectionStart = $textbox1.prop( 'selectionStart' ),
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selectionEnd = $textbox1.prop( 'selectionEnd' ),
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scrollTop = $textbox1.scrollTop(),
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hasFocus = $textbox1.is( ':focus' );
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// If CodeMirror is already loaded or wikEd gadget is enabled, abort. See T178348.
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// FIXME: Would be good to replace the wikEd check with something more generic.
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if ( codeMirror || mw.user.options.get( 'gadget-wikEd' ) > 0 ) {
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return;
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}
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// T174055: Do not redefine the browser history navigation keys (T175378: for PC only)
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CodeMirror.keyMap.pcDefault[ 'Alt-Left' ] = false;
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CodeMirror.keyMap.pcDefault[ 'Alt-Right' ] = false;
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cmOptions = {
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mwConfig: config,
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// styleActiveLine: true, // disabled since Bug: T162204, maybe should be optional
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lineWrapping: true,
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lineNumbers: isLineNumbering(),
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readOnly: $textbox1[ 0 ].readOnly,
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// select mediawiki as text input mode
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mode: 'text/mediawiki',
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extraKeys: {
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Tab: false,
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'Shift-Tab': false,
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// T174514: Move the cursor at the beginning/end of the current wrapped line
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Home: 'goLineLeft',
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End: 'goLineRight'
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},
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inputStyle: 'contenteditable',
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spellcheck: true,
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viewportMargin: Infinity
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};
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cmOptions.matchBrackets = {
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highlightNonMatching: false,
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maxHighlightLineLength: 10000
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};
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codeMirror = CodeMirror.fromTextArea( $textbox1[ 0 ], cmOptions );
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$codeMirror = $( codeMirror.getWrapperElement() );
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codeMirror.on( 'focus', function () {
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$textbox1.triggerHandler( 'focus' );
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} );
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codeMirror.on( 'blur', function () {
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$textbox1.triggerHandler( 'blur' );
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} );
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mw.hook( 'editRecovery.loadEnd' ).add( function ( data ) {
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codeMirror.on( 'change', data.fieldChangeHandler );
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} );
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// Allow textSelection() functions to work with CodeMirror editing field.
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$codeMirror.textSelection( 'register', cmTextSelection );
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// Also override textSelection() functions for the "real" hidden textarea to route to CodeMirror.
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// We unregister this when switching to normal textarea mode.
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$textbox1.textSelection( 'register', cmTextSelection );
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setupSizing( $textbox1, codeMirror );
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if ( hasFocus ) {
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codeMirror.focus();
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}
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codeMirror.doc.setSelection( codeMirror.doc.posFromIndex( selectionEnd ), codeMirror.doc.posFromIndex( selectionStart ) );
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codeMirror.scrollTo( null, scrollTop );
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// HACK: <textarea> font size varies by browser (chrome/FF/IE)
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$codeMirror.css( {
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'font-size': $textbox1.css( 'font-size' ),
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'line-height': $textbox1.css( 'line-height' )
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} );
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// use direction and language of the original textbox
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$codeMirror.attr( {
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dir: $textbox1.attr( 'dir' ),
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lang: $textbox1.attr( 'lang' )
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} );
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$( codeMirror.getInputField() )
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// T259347: Use accesskey of the original textbox
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.attr( 'accesskey', $textbox1.attr( 'accesskey' ) )
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// T194102: UniversalLanguageSelector integration is buggy, disabling it completely
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.addClass( 'noime' );
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if ( mw.user.options.get( 'usecodemirror-colorblind' ) ) {
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$codeMirror.addClass( 'cm-mw-colorblind-colors' );
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}
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// T305333: Reload CodeMirror to fix a cursor caret issue.
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codeMirror.refresh();
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mw.hook( 'ext.CodeMirror.switch' ).fire( true, $codeMirror );
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} );
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}
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/**
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* Updates CodeMirror button on the toolbar according to the current state (on/off)
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*/
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function updateToolbarButton() {
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// eslint-disable-next-line no-jquery/no-global-selector
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var $button = $( '#mw-editbutton-codemirror' );
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$button.toggleClass( 'mw-editbutton-codemirror-active', !!useCodeMirror );
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// WikiEditor2010 OOUI ToggleButtonWidget
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if ( $button.data( 'setActive' ) ) {
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$button.data( 'setActive' )( !!useCodeMirror );
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}
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}
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/**
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* Enables or disables CodeMirror
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*/
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function switchCodeMirror() {
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var selectionObj, selectionStart, selectionEnd, scrollTop, hasFocus, $codeMirror;
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if ( codeMirror ) {
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scrollTop = codeMirror.getScrollInfo().top;
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selectionObj = codeMirror.doc.listSelections()[ 0 ];
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selectionStart = codeMirror.doc.indexFromPos( selectionObj.head );
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selectionEnd = codeMirror.doc.indexFromPos( selectionObj.anchor );
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hasFocus = codeMirror.hasFocus();
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$codeMirror = $( codeMirror.getWrapperElement() );
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setCodeEditorPreference( false );
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$codeMirror.textSelection( 'unregister' );
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$textbox1.textSelection( 'unregister' );
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codeMirror.toTextArea();
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codeMirror = null;
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if ( hasFocus ) {
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$textbox1.trigger( 'focus' );
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}
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$textbox1.prop( 'selectionStart', selectionStart );
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$textbox1.prop( 'selectionEnd', selectionEnd );
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$textbox1.scrollTop( scrollTop );
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mw.hook( 'ext.CodeMirror.switch' ).fire( false, $textbox1 );
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} else {
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enableCodeMirror();
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setCodeEditorPreference( true );
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}
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updateToolbarButton();
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extCodeMirror.logUsage( {
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editor: 'wikitext',
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enabled: codeMirror !== null,
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toggled: true,
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// eslint-disable-next-line no-jquery/no-global-selector,camelcase
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edit_start_ts_ms: parseInt( $( 'input[name="wpStarttime"]' ).val() ) * 1000 || 0
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} );
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}
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/**
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* Adds the CodeMirror button to WikiEditor
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*/
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function addCodeMirrorToWikiEditor() {
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var $codeMirrorButton,
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context = $textbox1.data( 'wikiEditor-context' ),
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toolbar = context && context.modules && context.modules.toolbar;
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// Guard against something having removed WikiEditor (T271457)
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if ( !toolbar ) {
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return;
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}
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$textbox1.wikiEditor(
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'addToToolbar',
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{
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section: 'main',
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groups: {
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codemirror: {
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tools: {
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CodeMirror: {
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label: mw.msg( 'codemirror-toggle-label' ),
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type: 'toggle',
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oouiIcon: 'highlight',
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action: {
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type: 'callback',
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execute: function () {
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switchCodeMirror();
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}
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}
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}
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}
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}
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}
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}
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);
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$codeMirrorButton = toolbar.$toolbar.find( '.tool[rel=CodeMirror]' );
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$codeMirrorButton
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.attr( 'id', 'mw-editbutton-codemirror' );
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if ( useCodeMirror ) {
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enableCodeMirror();
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}
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updateToolbarButton();
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extCodeMirror.logUsage( {
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editor: 'wikitext',
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enabled: useCodeMirror,
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toggled: false,
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// eslint-disable-next-line no-jquery/no-global-selector,camelcase
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edit_start_ts_ms: parseInt( $( 'input[name="wpStarttime"]' ).val() ) * 1000 || 0
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} );
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}
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$( function () {
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// Add CodeMirror button to the enhanced editing toolbar.
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mw.hook( 'wikiEditor.toolbarReady' ).add( function ( $textarea ) {
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$textbox1 = $textarea;
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addCodeMirrorToWikiEditor();
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} );
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} );
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// Synchronize textarea with CodeMirror before leaving
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window.addEventListener( 'beforeunload', function () {
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if ( codeMirror ) {
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codeMirror.save();
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}
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} );
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}
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if ( mw.loader.getState( 'ext.wikiEditor' ) ) {
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init();
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}
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