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silverstripe-framework/javascript/HtmlEditorField.js

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/**
* Functions for HtmlEditorFields in the back end.
* Includes the JS for the ImageUpload forms.
*
* Relies on the jquery.form.js plugin to power the
* ajax / iframe submissions
*/
var ss = ss || {};
/**
* Wrapper for HTML WYSIWYG libraries, which abstracts library internals
* from interface concerns like inserting and editing links.
* Caution: Incomplete and unstable API.
*/
ss.editorWrappers = {};
ss.editorWrappers.initial
ss.editorWrappers.tinyMCE = (function() {
return {
init: function(config) {
if(!ss.editorWrappers.tinyMCE.initialized) {
tinyMCE.init(config);
ss.editorWrappers.tinyMCE.initialized = true;
}
},
/**
* @return Mixed Implementation specific object
*/
getInstance: function() {
return tinyMCE.activeEditor;
},
/**
* Invoked when a content-modifying UI is opened.
*/
onopen: function() {
},
/**
* Invoked when a content-modifying UI is closed.
*/
onclose: function() {
},
/**
* Write the HTML back to the original text area field.
*/
save: function() {
tinyMCE.triggerSave();
},
/**
* Create a new instance based on a textarea field.
*
* @param String
* @param Object Implementation specific configuration
* @param Function
*/
create: function(domID, config, onSuccess) {
var ed = new tinymce.Editor(domID, config);
ed.onInit.add(onSuccess);
ed.render();
},
/**
* Redraw the editor contents
*/
repaint: function() {
tinyMCE.execCommand("mceRepaint");
},
/**
* @return boolean
*/
isDirty: function() {
return this.getInstance().isDirty();
},
/**
* HTML representation of the edited content.
*
* Returns: {String}
*/
getContent: function() {
return this.getInstance().getContent();
},
/**
* DOM tree of the edited content
*
* Returns: DOMElement
*/
getDOM: function() {
return this.getInstance().dom;
},
/**
* Returns: DOMElement
*/
getContainer: function() {
return this.getInstance().getContainer();
},
/**
* Get the closest node matching the current selection.
*
* Returns: {jQuery} DOMElement
*/
getSelectedNode: function() {
return this.getInstance().selection.getNode();
},
/**
* Select the given node within the editor DOM
*
* Parameters: {DOMElement}
*/
selectNode: function(node) {
this.getInstance().selection.select(node);
},
/**
* Insert content at the current caret position
*
* @param String HTML
*/
insertContent: function(html, opts) {
this.getInstance().execCommand('mceInsertContent', false, html, opts);
},
/**
* Replace currently selected content
*
* @param {String} html
*/
replaceContent: function(html, opts) {
this.getInstance().execCommand('mceReplaceContent', false, html, opts);
},
/**
* Insert or update a link in the content area (based on current editor selection)
*
* Parameters: {Object} attrs
*/
insertLink: function(attrs, opts) {
this.getInstance().execCommand("mceInsertLink", false, attrs, opts);
},
/**
* Remove the link from the currently selected node (if any).
*/
removeLink: function() {
this.getInstance().execCommand('unlink', false);
},
/**
* Strip any editor-specific notation from link in order to make it presentable in the UI.
*
* Parameters:
* {Object}
* {DOMElement}
*/
cleanLink: function(href, node) {
var cb = tinyMCE.settings['urlconverter_callback'];
if(cb) href = eval(cb + "(href, node, true);");
// Turn into relative
if(href.match(new RegExp('^' + tinyMCE.settings['document_base_url'] + '(.*)$'))) {
href = RegExp.$1;
}
// Get rid of TinyMCE's temporary URLs
if(href.match(/^javascript:\s*mctmp/)) href = '';
return href;
},
/**
* Creates a bookmark for the currently selected range,
* which can be used to reselect this range at a later point.
* @return {mixed}
*/
createBookmark: function() {
return this.getInstance().selection.getBookmark();
},
/**
* Selects a bookmarked range previously saved through createBookmark().
* @param {mixed} bookmark
*/
moveToBookmark: function(bookmark) {
this.getInstance().selection.moveToBookmark(bookmark);
},
/**
* Add new undo point with the current DOM content.
*/
addUndo: function() {
this.getInstance().undoManager.add();
}
};
});
// Override this to switch editor wrappers
ss.editorWrappers['default'] = ss.editorWrappers.tinyMCE;
(function($) {
$.entwine('ss', function($) {
/**
* Class: textarea.htmleditor
*
* Add tinymce to HtmlEditorFields within the CMS. Works in combination
* with a TinyMCE.init() call which is prepopulated with the used HTMLEditorConfig settings,
* and included in the page as an inline <script> tag.
*/
$('textarea.htmleditor').entwine({
Editor: null,
/**
* Constructor: onmatch
*/
onmatch : function() {
var self = this, edClass = this.data('editor') || ss.editorWrappers['default'], ed = edClass();
this.setEditor(ed);
this.closest('form').bind('beforesave', function() {
// TinyMCE modifies input, so change tracking might get false
// positives when comparing string values - don't save if the editor doesn't think its dirty.
if(self.isChanged()) {
ed.save();
// TinyMCE assigns value attr directly, which doesn't trigger change event
self.trigger('change');
}
});
// Using a global config (generated through HTMLEditorConfig PHP logic).
// Depending on browser cache load behaviour, entwine's DOMMaybeChanged
// can be called before the bottom-most inline script tag is executed,
// which defines the global. If that's the case, wait for the window load.
if(typeof ssTinyMceConfig != 'undefined') {
this.redraw();
} else {
$(window).bind('load', function() {
self.redraw();
});
}
this._super();
},
redraw: function() {
// Using a global config (generated through HTMLEditorConfig PHP logic)
var config = ssTinyMceConfig, self = this, ed = this.getEditor();
ed.init(config);
// Avoid flicker (also set in CSS to apply as early as possible)
self.css('visibility', '');
// Create editor instance and render it.
// Similar logic to adapter/jquery/jquery.tinymce.js, but doesn't rely on monkey-patching
// jQuery methods, and avoids replicate the script lazyloading which is already in place with jQuery.ondemand.
ed.create(this.attr('id'), config, function() {
self.css('visibility', 'visible');
});
// Handle editor de-registration by hooking into state changes.
// TODO Move to onunmatch for less coupling (once we figure out how to work with detached DOM nodes in TinyMCE)
$('.cms-container').bind('beforestatechange', function() {
self.css('visibility', 'hidden');
var container = ed.getInstance() ? ed.getContainer() : null;
if(container && container.length) container.remove();
});
this._super();
},
isChanged: function() {
var ed = this.getEditor();
return (ed && ed.getInstance() && ed.isDirty());
},
resetChanged: function() {
var ed = this.getEditor();
if(typeof tinyMCE == 'undefined') return;
// TODO Abstraction layer
var inst = tinyMCE.getInstanceById(this.attr('id'));
if (inst) inst.startContent = tinymce.trim(inst.getContent({format : 'raw', no_events : 1}));
},
openLinkDialog: function() {
this.openDialog('link');
},
openMediaDialog: function() {
this.openDialog('media');
},
openDialog: function(type) {
var capitalize = function(text) {
return text.charAt(0).toUpperCase() + text.slice(1).toLowerCase();
};
var url = $('#cms-editor-dialogs').data('url' + capitalize(type) + 'form'),
dialog = $('.htmleditorfield-' + type + 'dialog');
if(dialog.length) {
dialog.open();
} else {
// Show a placeholder for instant feedback. Will be replaced with actual
// form dialog once its loaded.
dialog = $('<div class="htmleditorfield-dialog htmleditorfield-' + type + 'dialog loading">');
$('body').append(dialog);
$.ajax({
url: url,
success: function(html) {
dialog.html(html);
dialog.getForm().redraw();
}
});
}
},
onunmatch: function() {
// TODO Throws exceptions in Firefox, most likely due to the element being removed from the DOM at this point
// var ed = tinyMCE.get(this.attr('id'));
// if(ed) ed.remove();
this._super();
}
});
$('.htmleditorfield-dialog').entwine({
onmatch: function() {
// Create jQuery dialog
this.dialog({autoOpen: true, bgiframe: true, modal: true, height: 500, width: '80%', ghost: true});
this._super();
},
getForm: function() {
return this.find('form');
},
open: function() {
this.dialog('open');
},
close: function() {
this.dialog('close');
},
toggle: function(bool) {
if(this.is(':visible')) this.close();
else this.open();
},
ondialogopen: function(e) {
this.getForm().updateFromEditor();
this.getForm().redraw();
},
ondialogclose: function(e) {
this.getForm().resetFields();
}
});
/**
* Base form implementation for interactions with an editor instance,
* mostly geared towards modification and insertion of content.
*/
$('form.htmleditorfield-form').entwine({
// Wrapper for various HTML editors
Editor: null,
// TODO Figure out how to keep bookmark reference in entwine, and still be allowed to delete the JS object
// Bookmark: null,
onmatch: function() {
// Move title from headline to (jQuery compatible) title attribute
var titleEl = this.find(':header:first');
this.getDialog().attr('title', titleEl.text());
this.setEditor(ss.editorWrappers['default']());
},
redraw: function() {
},
resetFields: function() {
if(typeof window._ss_htmleditorfield_bookmark != 'undefined') window._ss_htmleditorfield_bookmark = null;
this.getEditor().onclose();
},
getDialog: function() {
// TODO Refactor to listen to form events to remove two-way coupling
return this.closest('.htmleditorfield-dialog');
},
/**
* Update the view state based on the current editor selection.
*/
updateFromEditor: function() {
this.getEditor().onopen();
window._ss_htmleditorfield_bookmark = this.getEditor().createBookmark();
}
});
/**
* Inserts and edits links in an html editor, including internal/external web links,
* links to files on the webserver, email addresses, and anchors in the existing html content.
* Every variation has its own fields (e.g. a "target" attribute doesn't make sense for an email link),
* which are toggled through a type dropdown. Variations share fields, so there's only one "title" field in the form.
*/
$('form.htmleditorfield-linkform').entwine({
// TODO Entwine doesn't respect submits triggered by ENTER key
onsubmit: function(e) {
this.insertLink();
this.getDialog().close();
return false;
},
resetFields: function() {
this._super();
this.find('fieldset :input:not(:radio)').val('').change();
},
redraw: function(setDefaults) {
this._super();
var linkType = this.find(':input[name=LinkType]:checked').val(), list = ['internal', 'external', 'file', 'email'];
// If we haven't selected an existing link, then just make sure we default to "internal" for the link type.
if(!linkType) {
this.find(':input[name=LinkType]').val(['internal']);
linkType = 'internal';
}
this.addAnchorSelector();
// Toggle field visibility and state based on type selection
this.find('div.content .field').hide();
this.find('.field#LinkType').show();
this.find('.field#' + linkType).show();
if(linkType == 'internal' || linkType == 'anchor') this.find('.field#Anchor').show();
if(linkType == 'anchor') {
this.find('.field#AnchorSelector').show();
this.find('.field#AnchorRefresh').show();
}
this.find(':input[name=TargetBlank]').attr('disabled', (linkType == 'email'));
if(typeof setDefaults == 'undefined' || setDefaults) {
this.find(':input[name=TargetBlank]').attr('checked', (linkType == 'file'));
}
},
insertLink: function() {
var href, target = null, anchor = this.find(':input[name=Anchor]').val(), ed = this.getEditor();
// Determine target
if(this.find(':input[name=TargetBlank]').is(':checked')) target = '_blank';
// All other attributes
switch(this.find(':input[name=LinkType]:checked').val()) {
case 'internal':
href = '[sitetree_link,id=' + this.find(':input[name=internal]').val() + ']';
if(anchor) href += '#' + anchor;
break;
case 'anchor':
href = '#' + anchor;
break;
case 'file':
href = '[file_link,id=' + this.find(':input[name=file]').val() + ']';
target = '_blank';
break;
case 'email':
href = 'mailto:' + this.find(':input[name=email]').val();
target = null;
break;
// case 'external':
default:
href = this.find(':input[name=external]').val();
// Prefix the URL with "http://" if no prefix is found
if(href.indexOf('://') == -1) href = 'http://' + href;
break;
}
var attributes = {
href : href,
target : target,
title : this.find(':input[name=Description]').val()
};
// Workaround for browsers losing focus, similar to tinyMCEPopup.restoreSelection
ed.moveToBookmark(window._ss_htmleditorfield_bookmark);
window._ss_htmleditorfield_bookmark = null;
// Add the new link
ed.insertLink(attributes);
this.trigger('onafterinsert', attributes);
this.updateFromEditor();
},
removeLink: function() {
this.getEditor().removeLink();
this.close();
},
addAnchorSelector: function() {
// Avoid adding twice
if(this.find(':input[name=AnchorSelector]').length) return;
var self = this, anchorSelector;
// refresh the anchor selector on click, or in case of IE - button click
if( !$.browser.ie ) {
anchorSelector = $('<select id="Form_EditorToolbarLinkForm_AnchorSelector" name="AnchorSelector"></select>');
this.find(':input[name=Anchor]').parent().append(anchorSelector);
anchorSelector.focus(function(e) {
self.refreshAnchors();
});
} else {
var buttonRefresh = $('<a id="Form_EditorToolbarLinkForm_AnchorRefresh" title="Refresh the anchor list" alt="Refresh the anchor list" class="buttonRefresh"><span></span></a>');
anchorSelector = $('<select id="Form_EditorToolbarLinkForm_AnchorSelector" class="hasRefreshButton" name="AnchorSelector"></select>');
this.find(':input[name=Anchor]').parent().append(buttonRefresh).append(anchorSelector);
buttonRefresh.click(function(e) {
self.refreshAnchors();
});
}
// initialization
self.refreshAnchors();
// copy the value from dropdown to the text field
anchorSelector.change(function(e) {
self.find(':input[name="Anchor"]').val($(this).val());
});
},
// this function collects the anchors in the currently active editor and regenerates the dropdown
refreshAnchors: function() {
var selector = this.find(':input[name=AnchorSelector]'), anchors = [], ed = this.getEditor();
// name attribute is defined as CDATA, should accept all characters and entities
// http://www.w3.org/TR/1999/REC-html401-19991224/struct/links.html#h-12.2
if(ed) {
var raw = ed.getContent().match(/name="([^"]+?)"|name='([^']+?)'/gim);
if (raw && raw.length) {
for(var i = 0; i < raw.length; i++) {
anchors.push(raw[i].substr(6).replace(/"$/, ''));
}
}
}
selector.empty();
selector.append($('<option value="" selected="1">Select an anchor</option>'));
for (var j = 0; j < anchors.length; j++) {
selector.append($('<option value="'+anchors[j]+'">'+anchors[j]+'</option>'));
}
},
updateFromEditor: function() {
var htmlTagPattern = /<\S[^><]*>/g, fieldName, data = this.getCurrentLink();
if(data) {
for(fieldName in data) {
var el = this.find(':input[name=' + fieldName + ']'), selected = data[fieldName];
// Remove html tags in the selected text that occurs on IE browsers
if(typeof(selected) == 'string') selected = selected.replace(htmlTagPattern, '');
if(el.is(':radio')) {
el.val([selected]).change(); // setting as an arry due to jQuery quirks
} else {
el.val(selected).change();
}
}
}
},
/**
* Return information about the currently selected link, suitable for population of the link
* form.
*/
getCurrentLink: function() {
var ed = this.getEditor(), selectedEl = $(ed.getSelectedNode()),
href = "", target = "", title = "", action = "insert", style_class = "";
// We use a separate field for linkDataSource from tinyMCE.linkElement.
// If we have selected beyond the range of an <a> element, then use use that <a> element to get the link data source,
// but we don't use it as the destination for the link insertion
var linkDataSource = null;
if(selectedEl.length) {
if(selectedEl.is('a')) {
// Element is a link
linkDataSource = selectedEl;
// TODO Limit to inline elements, otherwise will also apply to e.g. paragraphs which already contain one or more links
// } else if((selectedEl.find('a').length)) {
// // Element contains a link
// var firstLinkEl = selectedEl.find('a:first');
// if(firstLinkEl.length) linkDataSource = firstLinkEl;
} else {
// Element is a child of a link
linkDataSource = selectedEl = selectedEl.parents('a:first');
}
}
if(linkDataSource && linkDataSource.length) ed.selectNode(linkDataSource[0]);
// Is anchor not a link
if (!linkDataSource.attr('href')) linkDataSource = null;
if (linkDataSource) {
href = linkDataSource.attr('href');
target = linkDataSource.attr('target');
title = linkDataSource.attr('title');
style_class = linkDataSource.attr('class');
href = ed.cleanLink(href, linkDataSource);
action = "update";
}
if(href.match(/^mailto:(.*)$/)) {
return {
LinkType: 'email',
email: RegExp.$1,
Description: title
};
} else if(href.match(/^(assets\/.*)$/) || href.match(/^\[file_link\s*(?:%20)?id=([0-9]+)\]?(#.*)?$/)) {
return {
LinkType: 'file',
file: RegExp.$1,
Description: title
};
} else if(href.match(/^#(.*)$/)) {
return {
LinkType: 'anchor',
Anchor: RegExp.$1,
Description: title,
TargetBlank: target ? true : false
};
} else if(href.match(/^\[sitetree_link\s*(?:%20)?id=([0-9]+)\]?(#.*)?$/)) {
return {
LinkType: 'internal',
internal: RegExp.$1,
Anchor: RegExp.$2 ? RegExp.$2.substr(1) : '',
Description: title,
TargetBlank: target ? true : false
};
} else if(href) {
return {
LinkType: 'external',
external: href,
Description: title,
TargetBlank: target ? true : false
};
} else {
return {
LinkType: 'internal'
};
}
}
});
$('form.htmleditorfield-linkform input[name=LinkType]').entwine({
onclick: function(e) {
this.parents('form:first').redraw();
},
onchange: function() {
this.parents('form:first').redraw();
}
});
$('form.htmleditorfield-linkform :submit[name=action_remove]').entwine({
onclick: function(e) {
this.parents('form:first').removeLink();
return false;
}
});
/**
* Responsible for inserting media files, although only images are supported so far.
* Allows to select one or more files, and load form fields for each file via ajax.
* This allows us to tailor the form fields to the file type (e.g. different ones for images and flash),
* as well as add new form fields via framework extensions.
* The inputs on each of those files are used for constructing the HTML to insert into
* the rich text editor. Also allows editing the properties of existing files if any are selected in the editor.
* Note: Not each file has a representation on the webserver filesystem, supports insertion and editing
* of remove files as well.
*/
$('form.htmleditorfield-mediaform').entwine({
onmatch: function() {
this.toggleLooks();
this._super();
},
toggleLooks: function(){
var updateExisting = Boolean(this.find('.ss-htmleditorfield-file').length);
this.find('.htmleditorfield-mediaform-heading.insert')[updateExisting ? 'hide' : 'show']();
this.find('.Actions .image-insert')[updateExisting ? 'hide' : 'show']();
this.find('.htmleditorfield-mediaform-heading.update')[updateExisting ? 'show' : 'hide']();
this.find('.Actions .image-update')[updateExisting ? 'show' : 'hide']();
},
toggleCloseButton: function(){
var updateExisting = Boolean(this.find('.ss-htmleditorfield-file').length);
this.find('.overview .action-delete')[updateExisting ? 'hide' : 'show']();
},
onsubmit: function() {
var self = this, ed = this.getEditor();
// HACK: See ondialogopen()
// jQuery(ed.getContainer()).show();
this.find('.ss-htmleditorfield-file').each(function(el) {
$(this).insertHTML();
});
ed.repaint();
this.getDialog().close();
return false;
},
updateFromEditor: function() {
var self = this, ed = this.getEditor(), node = $(ed.getSelectedNode());
// TODO Depends on managed mime type
if(node.is('img')) {
this.showFileView(node.attr('src'), function() {
$(this).updateFromNode(node);
self.toggleCloseButton();
self.redraw();
});
}
this.toggleLooks();
this.redraw();
},
redraw: function() {
this._super();
var ed = this.getEditor(), node = $(ed.getSelectedNode()),
hasItems = Boolean(this.find('.ss-htmleditorfield-file').length),
editingSelected = node.is('img');
// Only show second step if files are selected
this.find('.header-edit')[(hasItems) ? 'show' : 'hide']();
// Disable "insert" button if no files are selected
this.find('.Actions :submit')
.button(hasItems ? 'enable' : 'disable')
.toggleClass('ui-state-disabled', !hasItems);
// Hide file selection and step labels when editing an existing file
this.find('#MediaFormInsertImageTabs,.header-edit')[editingSelected ? 'hide' : 'show']();
},
resetFields: function() {
var ed = this.getEditor(), node = $(ed.getSelectedNode());
// HACK: See ondialogopen()
// jQuery(ed.getContainer()).show();
this.find('.ss-htmleditorfield-file').remove(); // Remove any existing views
this.find('.ss-gridfield-items .ui-selected').removeClass('ui-selected'); // Unselect all items
this.redraw();
this._super();
},
getFileView: function(idOrUrl) {
return this.find('.ss-htmleditorfield-file[data-id=' + idOrUrl + ']');
},
showFileView: function(idOrUrl, successCallback) {
var self = this, params = (Number(idOrUrl) == idOrUrl) ? '?ID=' + idOrUrl : '?FileURL=' + idOrUrl,
item = $('<div class="ss-htmleditorfield-file" />');
item.addClass('loading');
this.find('.content-edit').append(item);
$.ajax({
// url: this.data('urlViewfile') + '?ID=' + id,
url: this.attr('action').replace(/MediaForm/, 'viewfile') + params,
success: function(html, status, xhr) {
var newItem = $(html);
item.replaceWith(newItem);
self.redraw();
if(successCallback) successCallback.call(newItem, html, status, xhr);
},
error: function() {
item.remove();
}
});
}
});
$('form.htmleditorfield-mediaform .ss-gridfield-items').entwine({
onselectableselected: function(e, ui) {
var form = this.closest('form'), item = $(ui.selected);
if(!item.is('.ss-gridfield-item')) return;
form.closest('form').showFileView(item.data('id'));
form.redraw();
},
onselectableunselected: function(e, ui) {
var form = this.closest('form'), item = $(ui.unselected);
if(!item.is('.ss-gridfield-item')) return;
form.getFileView(item.data('id')).remove();
form.redraw();
}
});
/**
* Show the second step after uploading an image
*/
$('form.htmleditorfield-form.htmleditorfield-mediaform div.ss-assetuploadfield').entwine({
//the UploadField div.ss-uploadfield-editandorganize is hidden in CSS,
// because we use the detail view for each individual file instead
onfileuploadstop: function(e) {
var form = this.closest('form');
//update the editFields to show those Files that are newly uploaded
var editFieldIDs = [];
form.find('div.content-edit').find('div.ss-htmleditorfield-file').each(function(){
//get the uploaded file ID when this event triggers, signaling the upload has compeleted successfully
editFieldIDs.push($(this).data('id'));
});
var uploadedFiles = $('ul.ss-uploadfield-files').children('li.ss-uploadfield-item');
uploadedFiles.each(function(){
var uploadedID = $(this).data('fileid');
if ($.inArray(uploadedID, editFieldIDs) == -1) {
//trigger the detail view for filling out details about the file we are about to insert into TinyMCE
form.showFileView(uploadedID);
}
});
form.redraw();
}
});
/**
* Represents a single selected file, together with a set of form fields to edit its properties.
* Overload this based on the media type to determine how the HTML should be created.
*/
$('form.htmleditorfield-mediaform .ss-htmleditorfield-file').entwine({
/**
* @return {Object} Map of HTML attributes which can be set on the created DOM node.
*/
getAttributes: function() {
},
/**
* @return {Object} Map of additional properties which can be evaluated
* by the specific media type.
*/
getExtraData: function() {
},
/**
* @return {String} HTML suitable for insertion into the rich text editor
*/
getHTML: function() {
},
/**
* Insert updated HTML content into the rich text editor
*/
insertHTML: function() {
var form = this.closest('form'), ed = form.getEditor();
// Workaround for browsers losing focus, similar to tinyMCEPopup.restoreSelection
ed.moveToBookmark(window._ss_htmleditorfield_bookmark);
window._ss_htmleditorfield_bookmark = null;
// Insert content
ed.replaceContent(this.getHTML());
},
/**
* Updates the form values from an existing node in the editor.
*
* @param {DOMElement}
*/
updateFromNode: function(node) {
},
/**
* Transforms values set on the dimensions form fields based on two constraints:
* An aspect ration, and max width/height values. Writes back to the field properties as required.
*
* @param {String} The dimension to constrain the other value by, if any ("Width" or "Height")
* @param {Int} Optional max width
* @param {Int} Optional max height
*/
updateDimensions: function(constrainBy, maxW, maxH) {
var widthEl = this.find(':input[name=Width]'),
heightEl = this.find(':input[name=Height]'),
w = widthEl.val(),
h = heightEl.val(),
aspect;
// Proportionate updating of heights, using the original values
if(w && h) {
if(constrainBy) {
aspect = heightEl.getOrigVal() / widthEl.getOrigVal();
// Uses floor() and ceil() to avoid both fields constantly lowering each other's values in rounding situations
if(constrainBy == 'Width') {
if(maxW && w > maxW) w = maxW;
h = Math.floor(w * aspect);
} else if(constrainBy == 'Height') {
if(maxH && h > maxH) h = maxH;
w = Math.ceil(h / aspect);
}
} else {
if(maxW && w > maxW) w = maxW;
if(maxH && h > maxH) h = maxH;
}
widthEl.val(w);
heightEl.val(h);
}
}
});
$('form.htmleditorfield-mediaform .ss-htmleditorfield-file.image').entwine({
getAttributes: function() {
var width = this.find(':input[name=Width]').val(),
height = this.find(':input[name=Height]').val();
return {
'src' : this.find(':input[name=URL]').val(),
'alt' : this.find(':input[name=AltText]').val(),
'width' : width ? parseInt(width, 10) : null,
'height' : height ? parseInt(height, 10) : null,
'title' : this.find(':input[name=Title]').val(),
'class' : this.find(':input[name=CSSClass]').val()
};
},
getExtraData: function() {
return {
'CaptionText': this.find(':input[name=CaptionText]').val()
};
},
getHTML: function() {
var el,
attrs = this.getAttributes(),
extraData = this.getExtraData(),
// imgEl = $('<img id="_ss_tmp_img" />');
imgEl = $('<img />').attr(attrs);
if(extraData.CaptionText) {
el = $('<div style="width: ' + attrs['width'] + 'px;" class="captionImage ' + attrs['class'] + '"><p class="caption">' + extraData.CaptionText + '</p></div>').prepend(imgEl);
} else {
el = imgEl;
}
return $('<div />').append(el).html(); // Little hack to get outerHTML string
},
/**
* Logic similar to TinyMCE 'advimage' plugin, insertAndClose() method.
*/
insertHTML: function() {
var form = this.closest('form'), ed = form.getEditor(),
node = $(ed.getSelectedNode()), captionNode = node.closest('.captionImage');
// Workaround for browsers losing focus, similar to tinyMCEPopup.restoreSelection.
// TODO In TinyMCE core this is restricted to IE, but leaving it our also
// breaks Firefox: It doesn't save the selection because it inserts into a temporary TinyMCE
// marker element rather than the content DOM nodes
ed.moveToBookmark(window._ss_htmleditorfield_bookmark);
window._ss_htmleditorfield_bookmark = null;
if(node && node.is('img')) {
// If the image exists, update it to avoid complications with inserting TinyMCE HTML content
var attrs = this.getAttributes(), extraData = this.getExtraData();
node.attr(attrs);
// TODO Doesn't allow adding a caption to image after it was first added
if(captionNode.length) {
captionNode.find('.caption').text(extraData.CaptionText);
captionNode.css({width: attrs.width, height: attrs.height}).attr('class', attrs['class']);
}
// Undo needs to be added manually as we're doing direct DOM changes
ed.addUndo();
} else {
// Otherwise insert the whole HTML content
ed.repaint();
ed.insertContent(this.getHTML(), {skip_undo : 1});
ed.addUndo(); // Not sure why undo is separate here, replicating TinyMCE logic
}
ed.repaint();
},
updateFromNode: function(node) {
this.find(':input[name=AltText]').val(node.attr('alt'));
this.find(':input[name=Title]').val(node.attr('title'));
this.find(':input[name=CSSClass]').val(node.attr('class')).attr('disabled', 'disabled');
this.find(':input[name=Width]').val(node.width());
this.find(':input[name=Height]').val(node.height());
this.find(':input[name=CaptionText]').val(node.siblings('.caption:first').text());
}
});
/**
* Insert a flash object tag into the content.
* Requires the 'media' plugin for serialization of tags into <img> placeholders.
*/
$('form.htmleditorfield-mediaform .ss-htmleditorfield-file.flash').entwine({
getAttributes: function() {
var width = this.find(':input[name=Width]').val(),
height = this.find(':input[name=Height]').val();
return {
'src' : this.find(':input[name=URL]').val(),
'width' : width ? parseInt(width, 10) : null,
'height' : height ? parseInt(height, 10) : null
};
},
getHTML: function() {
var attrs = this.getAttributes();
// Emulate serialization from 'media' plugin
var el = tinyMCE.activeEditor.plugins.media.dataToImg({
'type': 'flash',
'width': attrs.width,
'height': attrs.height,
'params': {'src': attrs.src},
'video': {'sources': []}
});
return $('<div />').append(el).html(); // Little hack to get outerHTML string
},
updateFromNode: function(node) {
// TODO Not implemented
}
});
$('form.htmleditorfield-mediaform .ss-htmleditorfield-file .dimensions :input').entwine({
OrigVal: null,
onmatch: function () {
this._super();
this.setOrigVal(parseInt(this.val(), 10));
// Default to a managable size for the HTML view. Can be overwritten by user after initialization
if(this.attr('name') == 'Width') this.closest('.ss-htmleditorfield-file').updateDimensions('Width', 600);
},
onfocusout: function(e) {
this.closest('.ss-htmleditorfield-file').updateDimensions(this.attr('name'));
}
});
/**
* Deselect item and remove the 'edit' view
*/
$('form.htmleditorfield-mediaform .ss-htmleditorfield-file .action-delete').entwine({
onclick: function(e) {
var form = this.closest('form'), file = this.closest('.ss-htmleditorfield-file');
form.find('.ss-gridfield-item[data-id=' + file.data('id') + ']').removeClass('ui-selected');
this.closest('.ss-htmleditorfield-file').remove();
form.redraw();
e.preventDefault();
}
});
$('form.htmleditorfield-mediaform #ParentID .TreeDropdownField').entwine({
onmatch: function() {
this._super();
// TODO Custom event doesn't fire in IE if registered through object literal
var self = this;
this.bind('change', function() {
var fileList = self.closest('form').find('.ss-gridfield');
fileList.setState('ParentID', self.getValue());
fileList.reload();
});
}
});
});
})(jQuery);
/**
* These callback globals hook it into tinymce. They need to be referenced in the TinyMCE config.
*/
function sapphiremce_cleanup(type, value) {
if(type == 'get_from_editor') {
// replace indented text with a <blockquote>
value = value.replace(/<p [^>]*margin-left[^>]*>([^\n|\n\015|\015\n]*)<\/p>/ig,"<blockquote><p>$1</p></blockquote>");
// replace VML pixel image references with image tags - experimental
value = value.replace(/<[a-z0-9]+:imagedata[^>]+src="?([^> "]+)"?[^>]*>/ig,"<img src=\"$1\">");
// Word comments
value = value.replace(new RegExp('<(!--)([^>]*)(--)>', 'g'), "");
// kill class=mso??? and on mouse* tags
value = value.replace(/([ \f\r\t\n\'\"])class=mso[a-z0-9]+[^ >]+/ig, "$1");
value = value.replace(/([ \f\r\t\n\'\"]class=")mso[a-z0-9]+[^ ">]+ /ig, "$1");
value = value.replace(/([ \f\r\t\n\'\"])class="mso[a-z0-9]+[^">]+"/ig, "$1");
value = value.replace(/([ \f\r\t\n\'\"])on[a-z]+=[^ >]+/ig, "$1");
value = value.replace(/ >/ig, ">");
// remove everything that's in a closing tag
value = value.replace(/<(\/[A-Za-z0-9]+)[ \f\r\t\n]+[^>]*>/ig,"<$1>");
}
if(type == 'get_from_editor_dom') {
jQuery(value).find('img').each(function() {
this.onresizestart = null;
this.onresizeend = null;
this.removeAttribute('onresizestart');
this.removeAttribute('onresizeend');
});
}
return value;
}
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