/**
* Dialog Module for wikiEditor
*/
( function ( $, mw ) {
$.wikiEditor.modules.dialogs = {
/**
* Compatability map
*/
browsers: {
// Left-to-right languages
ltr: {
msie: [['>=', 7]],
// jQuery UI appears to be broken in FF 2.0 - 2.0.0.4
firefox: [
['>=', 2], ['!=', '2.0'], ['!=', '2.0.0.1'], ['!=', '2.0.0.2'], ['!=', '2.0.0.3'], ['!=', '2.0.0.4']
],
opera: [['>=', 9.6]],
safari: [['>=', 3]],
chrome: [['>=', 3]]
},
// Right-to-left languages
rtl: {
msie: [['>=', 7]],
// jQuery UI appears to be broken in FF 2.0 - 2.0.0.4
firefox: [
['>=', 2], ['!=', '2.0'], ['!=', '2.0.0.1'], ['!=', '2.0.0.2'], ['!=', '2.0.0.3'], ['!=', '2.0.0.4']
],
opera: [['>=', 9.6]],
safari: [['>=', 3]],
chrome: [['>=', 3]]
}
},
/**
* API accessible functions
*/
api: {
addDialog: function ( context, data ) {
$.wikiEditor.modules.dialogs.fn.create( context, data );
},
openDialog: function ( context, module ) {
if ( module in $.wikiEditor.modules.dialogs.modules ) {
var mod = $.wikiEditor.modules.dialogs.modules[module];
var $dialog = $( '#' + mod.id );
if ( $dialog.length === 0 ) {
$.wikiEditor.modules.dialogs.fn.reallyCreate( context, mod, module );
$dialog = $( '#' + mod.id );
}
// Workaround for bug in jQuery UI: close button in top right retains focus
$dialog.closest( '.ui-dialog' )
.find( '.ui-dialog-titlebar-close' )
.removeClass( 'ui-state-focus' );
$dialog.dialog( 'open' );
}
},
closeDialog: function ( context, module ) {
if ( module in $.wikiEditor.modules.dialogs.modules ) {
$( '#' + $.wikiEditor.modules.dialogs.modules[module].id ).dialog( 'close' );
}
}
},
/**
* Internally used functions
*/
fn: {
/**
* Creates a dialog module within a wikiEditor
*
* @param {Object} context Context object of editor to create module in
* @param {Object} config Configuration object to create module from
*/
create: function ( context, config ) {
var mod, module, filtered, i, $existingDialog;
// Defer building of modules, but do check whether they need the iframe rightaway
for ( mod in config ) {
module = config[mod];
// Only create the dialog if it's supported, isn't filtered and doesn't exist yet
filtered = false;
if ( typeof module.filters != 'undefined' ) {
for ( i = 0; i < module.filters.length; i++ ) {
if ( $( module.filters[i] ).length === 0 ) {
filtered = true;
break;
}
}
}
// If the dialog already exists, but for another textarea, simply remove it
$existingDialog = $( '#' + module.id );
if ( $existingDialog.length > 0 && $existingDialog.data( 'context' ).$textarea != context.$textarea ) {
$existingDialog.remove();
}
// Re-select from the DOM, we might have removed the dialog just now
$existingDialog = $( '#' + module.id );
if ( !filtered && $.wikiEditor.isSupported( module ) && $existingDialog.length === 0 ) {
$.wikiEditor.modules.dialogs.modules[mod] = module;
// If this dialog requires the iframe, set it up
if ( typeof context.$iframe === 'undefined' && $.wikiEditor.isRequired( module, 'iframe' ) ) {
context.fn.setupIframe();
}
context.$textarea.trigger( 'wikiEditor-dialogs-setup-' + mod );
// If this dialog requires immediate creation, create it now
if ( typeof module.immediateCreate !== 'undefined' && module.immediateCreate ) {
$.wikiEditor.modules.dialogs.fn.reallyCreate( context, module, mod );
}
}
}
},
/**
* Build the actual dialog. This done on-demand rather than in create()
* @param {Object} context Context object of editor dialog belongs to
* @param {Object} module Dialog module object
* @param {String} name Dialog name (key in $.wikiEditor.modules.dialogs.modules)
*/
reallyCreate: function ( context, module, name ) {
var msg,
configuration = module.dialog;
// Add some stuff to configuration
configuration.bgiframe = true;
configuration.autoOpen = false;
// By default our dialogs are modal, unless explicitely defined in their specific configuration.
if( typeof configuration.modal == "undefined" ) {
configuration.modal = true;
}
configuration.title = $.wikiEditor.autoMsg( module, 'title' );
// Transform messages in keys
// Stupid JS won't let us do stuff like
// foo = { mw.msg( 'bar' ): baz }
configuration.newButtons = {};
for ( msg in configuration.buttons ) {
configuration.newButtons[mw.msg( msg )] = configuration.buttons[msg];
}
configuration.buttons = configuration.newButtons;
// Create the dialog <div>
var dialogDiv = $( '<div>' )
.attr( 'id', module.id )
.html( module.html )
.data( 'context', context )
.appendTo( $( 'body' ) )
.each( module.init )
.dialog( configuration );
// Set tabindexes on buttons added by .dialog()
$.wikiEditor.modules.dialogs.fn.setTabindexes( dialogDiv.closest( '.ui-dialog' )
.find( 'button' ).not( '[tabindex]' ) );
if ( !( 'resizeme' in module ) || module.resizeme ) {
dialogDiv
.bind( 'dialogopen', $.wikiEditor.modules.dialogs.fn.resize )
.find( '.ui-tabs' ).bind( 'tabsshow', function () {
$(this).closest( '.ui-dialog-content' ).each(
$.wikiEditor.modules.dialogs.fn.resize );
});
}
dialogDiv.bind( 'dialogclose', function () {
context.fn.restoreSelection();
} );
// Let the outside world know we set up this dialog
context.$textarea.trigger( 'wikiEditor-dialogs-loaded-' + name );
},
/**
* Resize a dialog so its contents fit
*
* Usage: dialog.each( resize ); or dialog.bind( 'blah', resize );
* NOTE: This function assumes $.ui.dialog has already been loaded
*/
resize: function () {
var wrapper = $(this).closest( '.ui-dialog' );
var oldWidth = wrapper.width();
// Make sure elements don't wrapped so we get an accurate idea of whether they really fit. Also temporarily show
// hidden elements. Work around jQuery bug where <div style="display: inline;"/> inside a dialog is both
// :visible and :hidden
var oldHidden = $(this).find( '*' ).not( ':visible' );
// Save the style attributes of the hidden elements to restore them later. Calling hide() after show() messes up
// for elements hidden with a class
oldHidden.each( function () {
$(this).data( 'oldstyle', $(this).attr( 'style' ) );
});
oldHidden.show();
var oldWS = $(this).css( 'white-space' );
$(this).css( 'white-space', 'nowrap' );
if ( wrapper.width() <= $(this).get(0).scrollWidth ) {
var thisWidth = $(this).data( 'thisWidth' ) ? $(this).data( 'thisWidth' ) : 0;
thisWidth = Math.max( $(this).get(0).width, thisWidth );
$(this).width( thisWidth );
$(this).data( 'thisWidth', thisWidth );
var wrapperWidth = $(this).data( 'wrapperWidth' ) ? $(this).data( 'wrapperWidth' ) : 0;
wrapperWidth = Math.max( wrapper.get(0).scrollWidth, wrapperWidth );
wrapper.width( wrapperWidth );
$(this).data( 'wrapperWidth', wrapperWidth );
$(this).dialog( { 'width': wrapper.width() } );
wrapper.css( 'left', parseInt( wrapper.css( 'left' ), 10 ) - ( wrapper.width() - oldWidth ) / 2 );
}
$(this).css( 'white-space', oldWS );
oldHidden.each( function () {
$(this).attr( 'style', $(this).data( 'oldstyle' ) );
});
},
/**
* Set the right tabindexes on elements in a dialog
* @param $elements Elements to set tabindexes on. If they already have tabindexes, this function can behave a bit weird
*/
setTabindexes: function ( $elements ) {
// Get the highest tab index
var tabIndex = $( document ).lastTabIndex() + 1;
$elements.each( function () {
$(this).attr( 'tabindex', tabIndex++ );
} );
}
},
// This stuff is just hanging here, perhaps we could come up with a better home for this stuff
modules: {},
quickDialog: function ( body, settings ) {
$( '<div>' )
.text( body )
.appendTo( $( 'body' ) )
.dialog( $.extend( {
bgiframe: true,
modal: true
}, settings ) )
.dialog( 'open' );
}
};
}( jQuery, mediaWiki ) );