diff options
Diffstat (limited to 'extensions/WikiEditor/modules/jquery.wikiEditor.preview.js')
| -rw-r--r-- | extensions/WikiEditor/modules/jquery.wikiEditor.preview.js | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/extensions/WikiEditor/modules/jquery.wikiEditor.preview.js b/extensions/WikiEditor/modules/jquery.wikiEditor.preview.js new file mode 100644 index 00000000..634672a8 --- /dev/null +++ b/extensions/WikiEditor/modules/jquery.wikiEditor.preview.js @@ -0,0 +1,164 @@ +/* Preview module for wikiEditor */ +( function( $ ) { $.wikiEditor.modules.preview = { + +/** + * Compatability map + */ +'browsers': { + // Left-to-right languages + 'ltr': { + 'msie': [['>=', 7]], + 'firefox': [['>=', 3]], + 'opera': [['>=', 9.6]], + 'safari': [['>=', 4]] + }, + // Right-to-left languages + 'rtl': { + 'msie': [['>=', 8]], + 'firefox': [['>=', 3]], + 'opera': [['>=', 9.6]], + 'safari': [['>=', 4]] + } +}, +/** + * Internally used functions + */ +fn: { + /** + * Creates a preview module within a wikiEditor + * @param context Context object of editor to create module in + * @param config Configuration object to create module from + */ + create: function( context, config ) { + if ( 'initialized' in context.modules.preview ) { + return; + } + context.modules.preview = { + 'initialized': true, + 'previewText': null, + 'changesText': null + }; + context.modules.preview.$preview = context.fn.addView( { + 'name': 'preview', + 'titleMsg': 'wikieditor-preview-tab', + 'init': function( context ) { + // Gets the latest copy of the wikitext + var wikitext = context.$textarea.textSelection( 'getContents' ); + // Aborts when nothing has changed since the last preview + if ( context.modules.preview.previewText == wikitext ) { + return; + } + context.modules.preview.$preview.find( '.wikiEditor-preview-contents' ).empty(); + context.modules.preview.$preview.find( '.wikiEditor-preview-loading' ).show(); + $.post( + mw.util.wikiScript( 'api' ), + { + 'action': 'parse', + 'title': mw.config.get( 'wgPageName' ), + 'text': wikitext, + 'prop': 'text', + 'pst': '', + 'format': 'json' + }, + function( data ) { + if ( + typeof data.parse == 'undefined' || + typeof data.parse.text == 'undefined' || + typeof data.parse.text['*'] == 'undefined' + ) { + return; + } + context.modules.preview.previewText = wikitext; + context.modules.preview.$preview.find( '.wikiEditor-preview-loading' ).hide(); + context.modules.preview.$preview.find( '.wikiEditor-preview-contents' ) + .html( data.parse.text['*'] ) + .find( 'a:not([href^=#])' ).click( function() { return false; } ); + }, + 'json' + ); + } + } ); + + context.$changesTab = context.fn.addView( { + 'name': 'changes', + 'titleMsg': 'wikieditor-preview-changes-tab', + 'init': function( context ) { + // Gets the latest copy of the wikitext + var wikitext = context.$textarea.textSelection( 'getContents' ); + // Aborts when nothing has changed since the last time + if ( context.modules.preview.changesText == wikitext ) { + return; + } + context.$changesTab.find( 'table.diff tbody' ).empty(); + context.$changesTab.find( '.wikiEditor-preview-loading' ).show(); + + // Call the API. First PST the input, then diff it + var postdata = { + 'action': 'parse', + 'onlypst': '', + 'text': wikitext, + 'format': 'json' + }; + + $.post( mw.util.wikiScript( 'api' ), postdata, function( data ) { + try { + var postdata2 = { + 'action': 'query', + 'indexpageids': '', + 'prop': 'revisions', + 'titles': mw.config.get( 'wgPageName' ), + 'rvdifftotext': data.parse.text['*'], + 'rvprop': '', + 'format': 'json' + }; + var section = $( '[name=wpSection]' ).val(); + if ( section != '' ) + postdata2['rvsection'] = section; + + $.post( mw.util.wikiScript( 'api' ), postdata2, function( data ) { + // Add diff CSS + mw.loader.load( 'mediawiki.action.history.diff' ); + try { + var diff = data.query.pages[data.query.pageids[0]] + .revisions[0].diff['*']; + context.$changesTab.find( 'table.diff tbody' ) + .html( diff ); + context.$changesTab + .find( '.wikiEditor-preview-loading' ).hide(); + context.modules.preview.changesText = wikitext; + } catch ( e ) { } // "blah is undefined" error, ignore + }, 'json' + ); + } catch( e ) { } // "blah is undefined" error, ignore + }, 'json' ); + } + } ); + + var loadingMsg = mediaWiki.msg( 'wikieditor-preview-loading' ); + context.modules.preview.$preview + .add( context.$changesTab ) + .append( $( '<div />' ) + .addClass( 'wikiEditor-preview-loading' ) + .append( $( '<img />' ) + .addClass( 'wikiEditor-preview-spinner' ) + .attr( { + 'src': $.wikiEditor.imgPath + 'dialogs/loading.gif', + 'valign': 'absmiddle', + 'alt': loadingMsg, + 'title': loadingMsg + } ) + ) + .append( + $( '<span></span>' ).text( loadingMsg ) + ) + ) + .append( $( '<div />' ) + .addClass( 'wikiEditor-preview-contents' ) + ); + context.$changesTab.find( '.wikiEditor-preview-contents' ) + .html( '<table class="diff"><col class="diff-marker" /><col class="diff-content" />' + + '<col class="diff-marker" /><col class="diff-content" /><tbody /></table>' ); + } +} + +}; } )( jQuery ); |