Commented all functions in the main javascript include file
jonsowman
rodzic
20e5ddb350
commit
91f21399d2
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@ -69,15 +69,19 @@ function displayOld() {
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}
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}
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// A prediction has just been requested, so initialise the progress bar
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// and fade in the prediction progress window
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function predSub() {
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appendDebug(null, 1); // clear debug window
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appendDebug("Sending data to server...");
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// initialise progress bar
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// Initialise progress bar
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$("#prediction_progress").progressbar({ value: 0 });
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$("#prediction_status").html("Sending data to server...");
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$("#status_message").fadeIn(250);
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}
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// Make an AJAX request to the server and get the scenario information
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// for a given UUID, then populate the launch card with it
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function populateFormByUUID(pred_uuid) {
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$.get("ajax.php", { "action":"getModelByUUID", "uuid":pred_uuid }, function(data) {
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if ( !data.valid ) {
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@ -112,11 +116,14 @@ function populateFormByUUID(pred_uuid) {
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}, 'json');
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}
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// Add information to the hashstring of the current window
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function addHashLink(link) {
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var ln = "#!/" + link;
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window.location = ln;
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}
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// Clear the Launch Site dropdown and repopulate it with the information from
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// sites.json, as well as an "Other" option to open the saved locations window
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function populateLaunchSite() {
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$("#site > option").remove();
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$.getJSON("sites.json", function(sites) {
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@ -129,6 +136,9 @@ function populateLaunchSite() {
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return true;
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}
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// The onchange handler for the launch locations dropdown menu, which opens
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// the saved locations window if "Other" was chosen; sets the launch card
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// lat/lon and plots the new launch location otherwise
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function changeLaunchSite() {
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var selectedName = $("#site").val();
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if ( selectedName == "Other" ) {
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@ -150,6 +160,8 @@ function changeLaunchSite() {
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}
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}
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// Populate and enable the download CSV, KML and Pan To links, and write the
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// time the prediction was run and the model used to the Scenario Info window
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function writePredictionInfo(current_uuid, run_time, gfs_timestamp) {
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// populate the download links
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$("#dlcsv").attr("href", "preds/"+current_uuid+"/flight_path.csv");
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@ -162,6 +174,8 @@ function writePredictionInfo(current_uuid, run_time, gfs_timestamp) {
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$("#gfs_timestamp").html(gfs_timestamp);
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}
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// Hide the launch card and scenario information windows, then fade out the
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// map before setting an interval to poll for prediction progress
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function handlePred(pred_uuid) {
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$("#prediction_status").html("Searching for wind data...");
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$("#input_form").hide("slide", { direction: "down" }, 500);
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@ -173,6 +187,7 @@ function handlePred(pred_uuid) {
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+ pred_uuid + "')", stdPeriod);
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}
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// Get the CSV for a UUID and then pass it to the parseCSV() function
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function getCSV(pred_uuid) {
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$.get("ajax.php", { "action":"getCSV", "uuid":pred_uuid }, function(data) {
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if(data != null) {
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@ -192,6 +207,10 @@ function getCSV(pred_uuid) {
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}, 'json');
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}
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// Called at set inervals to examine the progress.json file on the server for
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// a UUID to check for progress, and update the progress window
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// Also handles high latency connections by increasing the timeout before
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// the AJAX request completes and decreasing polling interval
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function getJSONProgress(pred_uuid) {
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$.ajax({
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url:"preds/"+pred_uuid+"/progress.json",
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@ -226,6 +245,9 @@ function getJSONProgress(pred_uuid) {
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});
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}
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// The contents of progress.json are given to this function to process
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// If the prediction has completed, reset the GUI and display the new
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// prediction; otherwise update the progress window
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function processProgress(progress) {
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if ( progress['error'] ) {
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clearInterval(ajaxEventHandle);
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@ -272,6 +294,11 @@ function processProgress(progress) {
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return true;
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}
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// Once a flight path has been returned from the server, this function takes
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// an array where each elemt is a line of that file
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// Constructs the path, plots the launch/land/burst markers, writes the
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// prediction information to the scenario information window and then plots
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// the delta square
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function parseCSV(lines) {
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if( lines.length <= 0 ) {
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appendDebug("The server returned an empty CSV file");
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@ -405,6 +432,7 @@ function parseCSV(lines) {
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return true;
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}
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// Return the size of a given associative array
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function getAssocSize(arr) {
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var i = 0;
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for ( j in arr ) {
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@ -413,149 +441,6 @@ function getAssocSize(arr) {
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return i;
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}
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function setupEventHandlers() {
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// Attach form submit event handler to Run Prediction button
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$("#modelForm").ajaxForm({
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url: 'ajax.php?action=submitForm',
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type: 'POST',
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dataType: 'json',
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success: function(data) {
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if ( data.valid == "false" ) {
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// If something went wrong, write the error messages to
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// the debug window
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appendDebug("The server rejected the submitted form data:");
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appendDebug(data.error);
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// And throw an error window to alert the user of what happened
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throwError("The server rejected the submitted form data: \n"
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+ data.error);
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resetGUI();
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} else if ( data.valid == "true" ) {
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predSub();
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appendDebug("The server accepted the form data");
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// Update the global current_uuid variable
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current_uuid = data.uuid;
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appendDebug("The server gave us uuid:<br>" + current_uuid);
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appendDebug("Starting to poll for progress JSON");
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handlePred(current_uuid);
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} else {
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appendDebug("data.valid was not a recognised state: "
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+ data.valid);
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}
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}
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});
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// Location saving to cookies event handlers
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$("#req_sub_btn").click(function() {
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saveLocationToCookie();
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});
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$("#cookieLocations").click(function() {
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appendDebug("User requested locally saved launch sites");
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if ( constructCookieLocationsTable("cusf_predictor") ) {
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$("#location_save_local").fadeIn();
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}
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});
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$("#req_open").click(function() {
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var lat = $("#lat").val();
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var lon = $("#lon").val();
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$("#req_lat").val(lat);
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$("#req_lon").val(lon);
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$("#req_alt").val($("#initial_alt").val());
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appendDebug("Trying to reverse geo-code the launch point");
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rvGeocode(lat, lon, "req_name");
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$("#location_save").fadeIn();
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})
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$("#req_close").click(function() {
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$("#location_save").fadeOut();
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});
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$("#locations_close").click(function() {
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$("#location_save_local").fadeOut();
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});;
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// Activate the "Set with Map" link
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$("#setWithClick").click(function() {
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setLatLonByClick(true);
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});
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// Activate the "use burst calc" links
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$("#burst-calc-show").click(function() {
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$("#burst-calc-wrapper").show();
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});
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$("#burst-calc-use").click(function() {
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// Write the ascent rate and burst altitude to the launch card
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$("#ascent").val($("#ar").html());
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$("#burst").val($("#ba").html());
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$("#burst-calc-wrapper").hide();
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});
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$("#burst-calc-close").click(function() {
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// Close the burst calc without doing anything
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$("#burst-calc-wrapper").hide();
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$("#modelForm").show();
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});
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$("#burst-calc-advanced-show").click(function() {
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// Show the burst calculator constants
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$("#burst-calc").slideUp();
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$("#burst-calc-constants").slideDown();
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});
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$("#burst-calc-advanced-hide").click(function() {
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// Show the burst calculator constants
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$("#burst-calc-constants").slideUp();
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$("#burst-calc").slideDown();
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});
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// Launch card parameter onchange event handlers
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$("#lat").change(function() {
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plotClick();
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});
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$("#lon").change(function() {
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plotClick();
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});
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$("#delta_lat").change(function() {
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drawDeltaSquare(map);
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});
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$("#delta_lon").change(function() {
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drawDeltaSquare(map);
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});
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$("#site").change(function() {
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changeLaunchSite();
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});
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// Controls in the Scenario Information window
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$("#showHideDebug").click(function() {
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toggleWindow("scenario_template", "showHideDebug", "Show Debug", "Hide Debug");
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});
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$("#showHideDebug_status").click(function() {
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toggleWindow("scenario_template", "showHideDebug", "Show Debug", "Hide Debug");
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});
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$("#showHideForm").click(function() {
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toggleWindow("input_form", "showHideForm", "Show Launch Card",
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"Hide Launch Card");
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});
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$("#closeErrorWindow").click(function() {
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$("#error_window").fadeOut();
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});
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$("#about_window_show").click(function() {
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$("#about_window").dialog({
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modal:true,
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width:600,
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buttons: {
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Close: function() {
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$(this).dialog('close');
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}
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}
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});
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});
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// Tipsylink tooltip class activation
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$(".tipsyLink").tipsy({fade: true});
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// Add the onmove event handler to the map canvas
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google.maps.event.addListener(map, 'mousemove', function(event) {
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showMousePos(event.latLng);
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});
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}
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function POSIXtoHM(timestamp, format) {
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// using JS port of PHP's date()
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var ts = new Date();
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