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var wysiwygWhizzywig = { currentField: null, fields: {} };
var buttonPath = null;
/**
* Override Whizzywig's document.write() function.
*
* Whizzywig uses document.write() by default, which leads to a blank page when
* invoked in jQuery.ready(). Luckily, Whizzywig developers implemented a
* shorthand w() substitute function that we can override to redirect the output
* into the global wysiwygWhizzywig variable.
*
* @see o()
*/
var w = function (string) {
if (string) {
wysiwygWhizzywig.fields[wysiwygWhizzywig.currentField] += string;
}
return wysiwygWhizzywig.fields[wysiwygWhizzywig.currentField];
};
/**
* Override Whizzywig's document.getElementById() function.
*
* Since we redirect the output of w() into a temporary string upon attaching
* an editor, we also have to override the o() shorthand substitute function
* for document.getElementById() to search in the document or our container.
* This override function also inserts the editor instance when Whizzywig
* tries to access its IFRAME, so it has access to the full/regular window
* object.
*
* @see w()
*/
var o = function (id) {
// Upon first access to "whizzy" + id, Whizzywig tries to access its IFRAME,
// so we need to insert the editor into the DOM.
if (id == 'whizzy' + wysiwygWhizzywig.currentField && wysiwygWhizzywig.fields[wysiwygWhizzywig.currentField]) {
jQuery('#' + wysiwygWhizzywig.currentField).after('<div id="' + wysiwygWhizzywig.currentField + '-whizzywig"></div>');
// Iframe's .contentWindow becomes null in Webkit if inserted via .after().
jQuery('#' + wysiwygWhizzywig.currentField + '-whizzywig').html(w());
// Prevent subsequent invocations from inserting the editor multiple times.
wysiwygWhizzywig.fields[wysiwygWhizzywig.currentField] = '';
}
// If id exists in the regular window.document, return it.
if (jQuery('#' + id).size()) {
return jQuery('#' + id).get(0);
}
// Otherwise return id from our container.
return jQuery('#' + id, w()).get(0);
};
(function($) {
/**
* Attach this editor to a target element.
*/
Drupal.wysiwyg.editor.attach.whizzywig = function(context, params, settings) {
// Previous versions used per-button images found in this location,
// now it is only used for custom buttons.
if (settings.buttonPath) {
window.buttonPath = settings.buttonPath;
}
// Assign the toolbar image path used for native buttons, if available.
if (settings.toolbarImagePath) {
btn._f = settings.toolbarImagePath;
}
// Fall back to text labels for all buttons.
else {
window.buttonPath = 'textbuttons';
}
// Create Whizzywig container.
wysiwygWhizzywig.currentField = params.field;
wysiwygWhizzywig.fields[wysiwygWhizzywig.currentField] = '';
// Whizzywig needs to have the width set 'inline'.
$field = $('#' + params.field);
var originalValues = Drupal.wysiwyg.instances[params.field];
originalValues.originalStyle = $field.attr('style');
$field.css('width', $field.width() + 'px');
// Attach editor.
makeWhizzyWig(params.field, (settings.buttons ? settings.buttons : 'all'));
// Whizzywig fails to detect and set initial textarea contents.
$('#whizzy' + params.field).contents().find('body').html(tidyD($field.val()));
};
/**
* Detach a single or all editors.
*/
Drupal.wysiwyg.editor.detach.whizzywig = function (context, params, trigger) {
var detach = function (index) {
var id = whizzies[index], $field = $('#' + id), instance = Drupal.wysiwyg.instances[id];
// Save contents of editor back into textarea.
$field.val(instance.getContent());
// If the editor is just being serialized (not detached), our work is done.
if (trigger == 'serialize') {
return;
}
// Remove editor instance.
$('#' + id + '-whizzywig').remove();
whizzies.splice(index, 1);
// Restore original textarea styling.
$field.removeAttr('style').attr('style', instance.originalStyle);
};
if (typeof params != 'undefined') {
for (var i = 0; i < whizzies.length; i++) {
if (whizzies[i] == params.field) {
detach(i);
break;
}
}
}
else {
while (whizzies.length > 0) {
detach(0);
}
}
};
/**
* Instance methods for Whizzywig.
*/
Drupal.wysiwyg.editor.instance.whizzywig = {
insert: function (content) {
// Whizzywig executes any string beginning with 'js:'.
insHTML(content.replace(/^js:/, 'js:'));
},
setContent: function (content) {
// Whizzywig shows the original textarea in source mode.
if ($field.css('display') == 'block') {
$('#' + this.field).val(content);
}
else {
var doc = $('#whizzy' + this.field).contents()[0];
doc.open();
doc.write(content);
doc.close();
}
},
getContent: function () {
// Whizzywig's tidyH() expects a document node. Clone the editing iframe's
// document so tidyH() won't mess with it if this gets called while editing.
var clone = $($('#whizzy' + this.field).contents()[0].documentElement).clone()[0].ownerDocument;
// Whizzywig shows the original textarea in source mode so update the body.
if ($field.css('display') == 'block') {
clone.body.innerHTML = $('#' + this.field).val();
}
return tidyH(clone);
}
};
})(jQuery);
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