entity.js

/**
 * Display a standalone entity information page.
 *
 * Two query string parameters are required:
 *
 * entity.html?entityID=foo&technical=bar
 *
 * The 'entityID' query string parameter is strictly required.
 * If missing, the client will be redirected to the all-entities.html
 * webapp. The 'technical' query string parameter is optional. If
 * missing, the client will be (transparently) redirected to the
 * current window location with technical=false appended.
 *
 */
$(document).ready(function () {
	"use strict";

	$('#entity-page-content').hide().ajaxStop(
		function () { $(this).show(); }
	);
	$("#loading").ajaxStart(function () {
		// the image is 31x31 pixels
		var x = Math.round((document.body.clientWidth - 31) / 2);
		$(this).css('left', x);
		$(this).show();
	}).ajaxStop(function () { $(this).hide(); });

	// The 'linkObj' parameter is a JavaScript Link object
	// with one or two query string parameters
	(function (linkObj) {

		// a redirect page
		var redirectPage = "./all-entities.html";

		// handle a missing query string
		if (linkObj.search == null || linkObj.search == "") {
			// redirect the browser
			window.location = redirectPage;
			return;
		}

		// get the 'entityID' query string parameter
		var entityID = utils.getParameterByName(linkObj, 'entityID');

		// handle a missing query string parameter
		if (entityID == null || entityID == "") {
			// redirect the browser
			window.location = redirectPage;
			return;
		}

		// file this away
		$.cookiesAreEnabled = function () {
			$.cookie('do_not_use_this_key', 'any_value');
			var areEnabled = ($.cookie('do_not_use_this_key') === 'any_value');
			$.cookie('do_not_use_this_key', null);
			return areEnabled;
		}

		// get the 'technical' query string parameter
		var technicalParam = utils.getParameterByName(linkObj, 'technical');

		// handle a missing query string parameter
		if (technicalParam == null || technicalParam == "") {
			// get the 'technical' cookie
			var technicalCookie = $.cookie('technical');
			if (technicalCookie == null || technicalCookie == "") {
				// append a default parameter value
				window.location.search += "&technical=false";
				return;
			} else {
				// append the value of the 'technical' cookie
				window.location.search += "&technical=" + technicalCookie;
				return;
			}
		}

		// set the flag and the 'technical' cookie
		var hideTechnicalInfo = (technicalParam === "true") ? false : true;
		$.cookie('technical', (hideTechnicalInfo ? 'false' : 'true'));

		// handle successful ajax call for metadata
		var handleDone = function (metadata) {
			// set document title
			var displayName = (new SAMLEntity(metadata)).getDefaultDisplayName();
			document.title += ": " + displayName;

			$.insertEntityMetadata(metadata, hideTechnicalInfo);
		};

		// handle failed ajax call for metadata
		var handleFail = function (jqxhr) {
			if (jqxhr.status == "404") {
				// oops, bogus entityID
				$.displayErrorMsg("Invalid entityID: " + entityID);
				return;
			}
			$.displayErrorMsg("Unable to retrieve entity metadata");
		};

		$.getJSONMetadata(entityID, handleDone, handleFail);

	}(window.location));
});