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// Javascript functions for Topics course format M.course = M.course || {}; M.course.format = M.course.format || {}; /** * Get sections config for this format * * The section structure is: *
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* * @return {object} section list configuration */ M.course.format.get_config = function() { return { container_node : 'ul', container_class : 'topics', section_node : 'li', section_class : 'section' }; } /** * Swap section * * @param {YUI} Y YUI3 instance * @param {string} node1 node to swap to * @param {string} node2 node to swap with * @return {NodeList} section list */ M.course.format.swap_sections = function(Y, node1, node2) { var CSS = { COURSECONTENT : 'course-content', SECTIONADDMENUS : 'section_add_menus' }; var sectionlist = Y.Node.all('.'+CSS.COURSECONTENT+' '+M.course.format.get_section_selector(Y)); // Swap menus. sectionlist.item(node1).one('.'+CSS.SECTIONADDMENUS).swap(sectionlist.item(node2).one('.'+CSS.SECTIONADDMENUS)); } /** * Process sections after ajax response * * @param {YUI} Y YUI3 instance * @param {NodeList} sectionlist of sections * @param {array} response ajax response * @param {string} sectionfrom first affected section * @param {string} sectionto last affected section * @return void */ M.course.format.process_sections = function(Y, sectionlist, response, sectionfrom, sectionto) { var CSS = { SECTIONNAME : 'sectionname' }, SELECTORS = { SECTIONLEFTSIDE : '.left .section-handle .icon' }; if (response.action == 'move') { // If moving up swap around 'sectionfrom' and 'sectionto' so the that loop operates. if (sectionfrom > sectionto) { var temp = sectionto; sectionto = sectionfrom; sectionfrom = temp; } // Update titles and move icons in all affected sections. var ele, str, stridx, newstr; for (var i = sectionfrom; i <= sectionto; i++) { // Update section title. var content = Y.Node.create('
' + response.sectiontitles[i] + '
'); sectionlist.item(i).all('.'+CSS.SECTIONNAME).setHTML(content); // Update the drag handle. ele = sectionlist.item(i).one(SELECTORS.SECTIONLEFTSIDE).ancestor('.section-handle'); str = ele.getAttribute('title'); stridx = str.lastIndexOf(' '); newstr = str.substr(0, stridx +1) + i; ele.setAttribute('title', newstr); // Update the aria-label for the section. sectionlist.item(i).setAttribute('aria-label', content.get('innerText').trim()); } } }