+};
+
+$.fn.setStrainGraphs = function () {
+ var sensor_url = mctx.api + "sensors";
+ var graphdiv = this;
+
+ var updater = function () {
+ var time_limit = mctx.strain_gauges.time_limit;
+ var responses = new Array(mctx.strain_gauges.ids.length);
+
+ for (var i = 0; i < mctx.strain_gauges.ids.length; i++) {
+ var parameters = {id : i, start_time: -time_limit};
+ responses[i] = $.ajax({url : sensor_url, data : parameters});
+ }
+
+ $.when.apply(this, responses).then(function () {
+ var data = new Array(arguments.length);
+ for (var i = 0; i < arguments.length; i++) {
+ var raw_data = arguments[i][0].data;
+ var pruned_data = [];
+ var step = ~~(raw_data.length/100);
+ for (var j = 0; j < raw_data.length; j += step)
+ pruned_data.push(raw_data[j]);
+ data[i] = pruned_data;
+ }
+ $.plot(graphdiv, data);
+ setTimeout(updater, 500);
+ }, function () {alert("It crashed");});
+ };
+
+ updater();
+ return this;
+};
+
+$.fn.login = function () {
+ var username = this.find("input[name='username']").val();
+ var password = this.find("input[name='pass']").val();
+ var force = this.find("input[name='force']").is(":checked");
+ var url = mctx.api + "control";
+
+ var authFunc = function(xhr) {
+ xhr.setRequestHeader("Authorization",
+ "Basic " + base64.encode(username + ":" + password));
+ };
+
+ $.ajax({
+ url : url,
+ data : {action : "lock", force : (force ? true : undefined)},
+ beforeSend : authFunc
+ }).done(function (data) {
+ mctx.key = data.key;
+ if (data.status < 0) {
+ alert("no - " + data.description);
+ } else {
+ mctx.has_control = true;
+ alert("yes - " + mctx.key);
+ }
+ }).fail(function (jqXHR) {
+ mctx.key = undefined;
+ mctx.has_control = false;
+ alert("no");
+ });
+};
+
+$.fn.setErrorLog = function () {
+ var url = mctx.api + "errorlog";
+ var outdiv = this;
+
+ var updater = function () {
+ $.ajax({url : url}).done(function (data) {
+ outdiv.text(data);
+ setTimeout(updater, 1000);
+ }).fail(function (jqXHR) {
+ outdiv.text("Failed to retrieve the error log.");
+ });
+ };
+
+ updater();