Proyectos de Subversion Moodle

/**
 * Parse the response from the navblock ajax page and render the correct DOM
 * structure for the tree from it.
 *
 * @module     block_navigation/ajax_response_renderer
 * @copyright  2015 John Okely <john@moodle.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
define("block_navigation/ajax_response_renderer",["jquery","core/templates","core/notification","core/url","core/aria"],(function($,Templates,Notification,Url,Aria){var NODETYPE_ACTIVITY=40,NODETYPE_RESOURCE=50;function buildDOM(rootElement,nodes){var ul=$("<ul></ul>");ul.attr("role","group"),Aria.hide(ul),$.each(nodes,(function(index,node){if("object"==typeof node){var li=$("<li></li>"),p=$("<p></p>"),id=node.id||node.key+"_tree_item",icon=null,isBranch=!(!node.expandable&&!node.haschildren);li.attr("role","treeitem"),p.addClass("tree_item"),p.attr("id",id),p.attr("tabindex","-1"),node.requiresajaxloading&&(li.attr("data-requires-ajax",!0),li.attr("data-node-id",node.id),li.attr("data-node-key",node.key),li.attr("data-node-type",node.type)),isBranch&&(li.addClass("collapsed contains_branch"),li.attr("aria-expanded",!1),p.addClass("branch"));var eleToAddIcon=null;if(node.link){var link=$('<a title="'+node.title+'" href="'+node.link+'"></a>');eleToAddIcon=link,link.append('<span class="item-content-wrap">'+node.name+"</span>"),node.hidden&&link.addClass("dimmed"),p.append(link)}else{var span=$("<span></span>");eleToAddIcon=span,span.append('<span class="item-content-wrap">'+node.name+"</span>"),node.hidden&&span.addClass("dimmed"),p.append(span)}!node.icon||isBranch&&node.type!==NODETYPE_ACTIVITY&&node.type!==NODETYPE_RESOURCE||(li.addClass("item_with_icon"),p.addClass("hasicon"),node.type===NODETYPE_ACTIVITY||node.type===NODETYPE_RESOURCE?((icon=$("<img/>")).attr("alt",node.icon.alt),icon.attr("title",node.icon.title),icon.attr("src",Url.imageUrl(node.icon.pix,node.icon.component)),$.each(node.icon.classes,(function(index,className){icon.addClass(className)})),eleToAddIcon.prepend(icon)):("moodle"==node.icon.component&&(node.icon.component="core"),Templates.renderPix(node.icon.pix,node.icon.component,node.icon.title).then((function(html){eleToAddIcon.prepend(html)})).catch(Notification.exception))),li.append(p),ul.append(li),node.children&&node.children.length?buildDOM(li,node.children):isBranch&&!node.requiresajaxloading&&(li.removeClass("contains_branch"),p.addClass("emptybranch"))}})),rootElement.append(ul);var id=rootElement.attr("id")+"_group";ul.attr("id",id),rootElement.attr("aria-owns",id),rootElement.attr("role","treeitem")}return{render:function(element,nodes){if(nodes.children&&nodes.children.length){buildDOM(element,nodes.children);var item=element.children("[role='treeitem']").first(),group=element.find("#"+item.attr("aria-owns"));item.attr("aria-expanded",!0),Aria.unhide(group)}else element.hasClass("contains_branch")&&(element.removeClass("contains_branch"),element.addClass("emptybranch"))}}}));

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