mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
357 lines
11 KiB
JavaScript
357 lines
11 KiB
JavaScript
/**
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* File: LeftAndMain.Tree.js
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*/
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(function($) {
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$.entwine('ss.tree', function($){
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$('.cms-tree').entwine({
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Hints: null,
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onmatch: function() {
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this._super();
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// Don't reapply (expensive) tree behaviour if already present
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if($.isNumeric(this.data('jstree_instance_id'))) return;
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var hints = this.attr('data-hints');
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if(hints) this.setHints($.parseJSON(hints));
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/**
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* @todo Icon and page type hover support
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* @todo Sorting of sub nodes (originally placed in context menu)
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* @todo Refresh after language <select> change (with Translatable enabled)
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* @todo Automatic load of full subtree via ajax on node checkbox selection (minNodeCount = 0)
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* to avoid doing partial selection with "hidden nodes" (unloaded markup)
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* @todo Disallow drag'n'drop when node has "noChildren" set (see siteTreeHints)
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* @todo Disallow moving of pages marked as deleted
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* most likely by server response codes rather than clientside
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* @todo "defaultChild" when creating a page (sitetreeHints)
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* @todo Duplicate page (originally located in context menu)
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* @todo Update tree node title information and modified state after reordering (response is a JSON array)
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*
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* Tasks most likely not required after moving to a standalone tree:
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*
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* @todo Context menu - to be replaced by a bezel UI
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* @todo Refresh form for selected tree node if affected by reordering (new parent relationship)
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* @todo Cancel current form load via ajax when new load is requested (synchronous loading)
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* @todo When new edit form is loaded, automatically: Select matching node, set correct parent,
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* update icon and title
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*/
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var self = this;
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this
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.jstree(this.getTreeConfig())
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.bind('loaded.jstree', function(e, data) {
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self.updateFromEditForm();
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self.css('visibility', 'visible');
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// Add ajax settings after init period to avoid unnecessary initial ajax load
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// of existing tree in DOM - see load_node_html()
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data.inst._set_settings({'html_data': {'ajax': {
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'url': self.data('urlTree'),
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'data': function(node) {
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var params = self.data('searchparams') || [];
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// Avoid duplication of parameters
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params = $.grep(params, function(n, i) {return (n.name != 'ID' && n.name != 'value');});
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params.push({name: 'ID', value: $(node).data("id") ? $(node).data("id") : 0});
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params.push({name: 'ajax', value: 1});
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return params;
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}
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}}});
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// Only show checkboxes with .multiple class
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data.inst.hide_checkboxes();
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})
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.bind('before.jstree', function(e, data) {
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if(data.func == 'start_drag') {
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// Don't allow drag'n'drop if multi-select is enabled'
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if(!self.hasClass('draggable') || self.hasClass('multiselect')) {
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e.stopImmediatePropagation();
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return false;
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}
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}
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if($.inArray(data.func, ['check_node', 'uncheck_node'])) {
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//Don't allow check and uncheck if parent is disabled
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var node = $(data.args[0]).parents('li:first');
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if(node.hasClass('disabled')) {
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e.stopImmediatePropagation();
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return false;
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}
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}
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})
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.bind('move_node.jstree', function(e, data) {
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var movedNode = data.rslt.o, newParentNode = data.rslt.np, oldParentNode = data.inst._get_parent(movedNode);
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var siblingIDs = $.map($(movedNode).siblings().andSelf(), function(el) {
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return $(el).data('id');
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});
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$.ajax({
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'url': self.data('urlSavetreenode'),
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'data': {
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ID: $(movedNode).data('id'),
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ParentID: $(newParentNode).data('id') || 0,
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SiblingIDs: siblingIDs
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}
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});
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});
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$('.cms-container').bind('afterstatechange.tree', function(e, data) {
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self.updateFromEditForm(e.origData);
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});
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$('.cms-content').bind('reloadeditform.tree', function(e, data) {
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self.updateFromEditForm(e.origData);
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});
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},
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onunmatch: function() {
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$('.cms-container').unbind('afterstatechange.tree');
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$('.cms-content').unbind('reloadeditform.tree');
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this._super();
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},
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getTreeConfig: function() {
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var self = this;
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return {
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'core': {
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'initially_open': ['record-0'],
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'animation': 0,
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'html_titles': true
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},
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'html_data': {
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// 'ajax' will be set on 'loaded.jstree' event
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},
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'ui': {
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"select_limit" : 1,
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'initially_select': [this.find('.current').attr('id')]
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},
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"crrm": {
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'move': {
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// Check if a node is allowed to be moved.
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// Caution: Runs on every drag over a new node
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'check_move': function(data) {
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var movedNode = $(data.o), newParent = $(data.np),
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isMovedOntoContainer = data.ot.get_container()[0] == data.np[0],
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movedNodeClass = movedNode.getClassname(),
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newParentClass = newParent.getClassname(),
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// Check allowedChildren of newParent or against root node rules
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hints = self.getHints(),
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disallowedChildren = [],
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hintKey = newParentClass ? newParentClass : 'Root',
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hint = (typeof hints[hintKey] != 'undefined') ? hints[hintKey] : null;
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// Special case for VirtualPage: Check that original page type is an allowed child
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if(hint && movedNode.attr('class').match(/VirtualPage-([^\s]*)/)) movedNodeClass = RegExp.$1;
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if(hint) disallowedChildren = (typeof hint.disallowedChildren != 'undefined') ? hint.disallowedChildren : [];
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var isAllowed = (
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// Don't allow moving the root node
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movedNode.data('id') !== 0
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// Only allow moving node inside the root container, not before/after it
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&& (!isMovedOntoContainer || data.p == 'inside')
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// Children are generally allowed on parent
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&& !newParent.hasClass('nochildren')
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// movedNode is allowed as a child
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&& (!disallowedChildren.length || $.inArray(movedNodeClass, disallowedChildren) == -1)
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);
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return isAllowed;
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}
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}
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},
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'dnd': {
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"drop_target" : false,
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"drag_target" : false
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},
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'checkbox': {
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'two_state': true
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},
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'themes': {
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'theme': 'apple',
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'url': $('body').data('frameworkpath') + '/thirdparty/jstree/themes/apple/style.css'
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},
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// Caution: SilverStripe has disabled $.vakata.css.add_sheet() for performance reasons,
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// which means you need to add any CSS manually to framework/admin/scss/_tree.css
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'plugins': [
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'html_data', 'ui', 'dnd', 'crrm', 'themes',
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'checkbox' // checkboxes are hidden unless .multiple is set
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]
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};
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},
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/**
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* Function:
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* search
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*
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* Parameters:
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* (Object) data Pass empty data to cancel search
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* (Function) callback Success callback
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*/
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search: function(params, callback) {
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if(params) this.data('searchparams', params);
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else this.removeData('searchparams');
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this.jstree('refresh', -1, callback);
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},
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/**
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* Function: getNodeByID
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*
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* Parameters:
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* (Int) id
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*
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* Returns
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* DOMElement
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*/
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getNodeByID: function(id) {
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return this.find('*[data-id='+id+']');
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},
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/**
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* Assumes to be triggered by a form element with the following input fields:
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* ID, ParentID, TreeTitle (or Title), ClassName
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*/
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updateFromEditForm: function(origData) {
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var self = this,
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form = $('.cms-edit-form').get(0),
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id = form ? $(form.ID).val() : null;
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// check if a form with a valid ID exists
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if(id) {
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var parentID = $(form.ParentID).val(),
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parentNode = this.find('li[data-id='+parentID+']');
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node = this.find('li[data-id='+id+']'),
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title = $((form.TreeTitle) ? form.TreeTitle : form.Title).val(),
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className = $(form.ClassName).val();
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// set title (either from TreeTitle or from Title fields)
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// Treetitle has special HTML formatting to denote the status changes.
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if(title) this.jstree('rename_node', node, title);
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// check if node exists, might have been created instead
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if(!node.length) {
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this.jstree(
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'create_node',
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parentNode,
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'inside',
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{
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data: '',
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attr: {
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'data-class': className,
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'class': 'class-' + className,
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'data-id': id
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}
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},
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function() {
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var newNode = self.find('li[data-id='+id+']');
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// TODO Fix replacement of jstree-icon inside <a> tag
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newNode.find('a:first').html(title).attr('href', ss.i18n.sprintf(
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self.data('urlEditpage'), id
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));
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self.jstree('deselect_all');
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self.jstree('select_node', newNode);
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}
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);
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}
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if(node.length) {
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// set correct parent (only if it has changed)
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if(parentID && parentID != node.parents('li:first').data('id')) {
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this.jstree('move_node', node, parentNode.length ? parentNode : -1, 'last');
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}
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// Only single selection is supported on initial load
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this.jstree('deselect_all');
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this.jstree('select_node', node);
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}
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} else {
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// If no ID exists in a form view, we're displaying the tree on its own,
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// hence to page should show as active
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this.jstree('deselect_all');
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if(typeof origData != 'undefined') {
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var node = this.find('li[data-id='+origData.ID+']');
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if(node && node.data('id') !== 0) this.jstree('delete_node', node);
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}
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}
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}
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});
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$('.cms-tree.multiple').entwine({
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onmatch: function() {
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this._super();
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this.jstree('show_checkboxes');
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},
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onunmatch: function() {
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this._super();
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this.jstree('uncheck_all');
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this.jstree('hide_checkboxes');
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},
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/**
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* Function: getSelectedIDs
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*
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* Returns:
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* (Array)
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*/
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getSelectedIDs: function() {
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return $.map($(this).jstree('get_checked'), function(el, i) {return $(el).data('id');});
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}
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});
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$('.cms-tree li').entwine({
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/**
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* Function: setEnabled
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*
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* Parameters:
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* (bool)
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*/
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setEnabled: function(bool) {
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this.toggleClass('disabled', !(bool));
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},
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/**
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* Function: getClassname
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*
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* Returns PHP class for this element. Useful to check business rules like valid drag'n'drop targets.
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*/
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getClassname: function() {
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var matches = this.attr('class').match(/class-([^\s]*)/i);
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return matches ? matches[1] : '';
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},
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/**
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* Function: getID
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*
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* Returns:
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* (Number)
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*/
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getID: function() {
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return this.data('id');
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}
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});
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$('.cms-tree-view-modes input.view-mode').entwine({
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onmatch: function() {
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// set active by default
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this.redraw();
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this._super();
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},
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onunmatch: function() {
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this._super();
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},
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onclick: function(e) {
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this.redraw();
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},
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redraw: function(type) {
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if(window.debug) console.log('redraw', this.attr('class'), this.get(0));
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$('.cms-tree')
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.toggleClass('draggable', this.val() == 'draggable')
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.toggleClass('multiple', this.val() == 'multiselect');
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}
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});
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});
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}(jQuery));
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