| 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| 3 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 4 | |
| 5 | // Get the best-available objects for indexedDB and requestAnimationFrame. |
| 6 | window.indexedDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB || window.msIndexedDB; |
| 7 | window.requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; |
| 8 | |
| 9 | var mainDB; |
| 10 | var gAppInitDone = false; |
| 11 | var firstRun = false; |
| 12 | var gUIHideCountdown = 0; |
| 13 | var gWaitCounter = 0; |
| 14 | var gTrackUpdateInterval; |
| 15 | var gAction, gActionLabel; |
| 16 | var gBackendURL = "https://backend.lantea.kairo.at"; |
| 17 | var gAuthClientID = "lantea"; |
| 18 | |
| 19 | window.onload = function() { |
| 20 | gAction = document.getElementById("action"); |
| 21 | gActionLabel = document.getElementById("actionlabel"); |
| 22 | |
| 23 | var mSel = document.getElementById("mapSelector"); |
| 24 | for (var mapStyle in gMapStyles) { |
| 25 | var opt = document.createElement("option"); |
| 26 | opt.value = mapStyle; |
| 27 | opt.text = gMapStyles[mapStyle].name; |
| 28 | mSel.add(opt, null); |
| 29 | } |
| 30 | |
| 31 | var areas = document.getElementsByClassName("autoFade"); |
| 32 | for (var i = 0; i <= areas.length - 1; i++) { |
| 33 | areas[i].addEventListener("mouseup", uiEvHandler, false); |
| 34 | areas[i].addEventListener("mousemove", uiEvHandler, false); |
| 35 | areas[i].addEventListener("mousedown", uiEvHandler, false); |
| 36 | areas[i].addEventListener("mouseout", uiEvHandler, false); |
| 37 | |
| 38 | areas[i].addEventListener("touchstart", uiEvHandler, false); |
| 39 | areas[i].addEventListener("touchmove", uiEvHandler, false); |
| 40 | areas[i].addEventListener("touchend", uiEvHandler, false); |
| 41 | areas[i].addEventListener("touchcancel", uiEvHandler, false); |
| 42 | areas[i].addEventListener("touchleave", uiEvHandler, false); |
| 43 | } |
| 44 | |
| 45 | document.getElementById("body").addEventListener("keydown", uiEvHandler, false); |
| 46 | |
| 47 | if (navigator.platform.length == "") { |
| 48 | // For Firefox OS, don't display the "save" button. |
| 49 | // Do this by setting the debugHide class for testing in debug mode. |
| 50 | document.getElementById("saveTrackButton").classList.add("debugHide"); |
| 51 | } |
| 52 | |
| 53 | // Set backend URL in a way that it works for testing on localhost as well as |
| 54 | // both the lantea.kairo.at and lantea-dev.kairo.at deployments. |
| 55 | if (window.location.host == "localhost") { |
| 56 | gBackendURL = window.location.protocol + '//' + window.location.host + "/lantea-backend/"; |
| 57 | } |
| 58 | else { |
| 59 | gBackendURL = window.location.protocol + '//' + "backend." + window.location.host + "/"; |
| 60 | } |
| 61 | // Make sure to use a different login client ID for the -dev setup. |
| 62 | if (/\-dev\./.test(window.location.host)) { |
| 63 | gAuthClientID += "-dev"; |
| 64 | } |
| 65 | |
| 66 | document.getElementById("libCloseButton").onclick = hideLibrary; |
| 67 | |
| 68 | // Set up the login area. |
| 69 | document.getElementById("loginbtn").onclick = startLogin; |
| 70 | document.getElementById("logoutbtn").onclick = doLogout; |
| 71 | prepareLoginButton(function() { |
| 72 | // Anything that needs the backend should only be triggered from in here. |
| 73 | // That makes sure that the first call the the backend is oauth_state and no other is running in parallel. |
| 74 | // If we call multiple backend methods at once and no session is open, we create multiple sessions, which calls for confusion later on. |
| 75 | |
| 76 | // Call any UI preparation that needs the backend. |
| 77 | }); |
| 78 | |
| 79 | gAction.addEventListener("dbinit-done", initMap, false); |
| 80 | gAction.addEventListener("mapinit-done", postInit, false); |
| 81 | console.log("starting DB init..."); |
| 82 | initDB(); |
| 83 | } |
| 84 | |
| 85 | function postInit(aEvent) { |
| 86 | gAction.removeEventListener(aEvent.type, postInit, false); |
| 87 | console.log("init done, draw map."); |
| 88 | gMapPrefsLoaded = true; |
| 89 | gAppInitDone = true; |
| 90 | //gMap.resizeAndDraw(); <-- HACK: This triggers bug 1001853, work around with a delay. |
| 91 | window.setTimeout(gMap.resizeAndDraw, 100); |
| 92 | gActionLabel.textContent = ""; |
| 93 | gAction.style.display = "none"; |
| 94 | setTracking(document.getElementById("trackCheckbox")); |
| 95 | gPrefs.get("devicename", function(aValue) { |
| 96 | if (aValue) { |
| 97 | document.getElementById("uploadDevName").value = aValue; |
| 98 | } |
| 99 | }); |
| 100 | if (firstRun) { |
| 101 | showFirstRunDialog(); |
| 102 | } |
| 103 | else { |
| 104 | gPrefs.get("lastInfoShown", function(aValue) { |
| 105 | if (!aValue || !parseInt(aValue) || parseInt(aValue) < 1) { |
| 106 | showInfoDialog(); |
| 107 | } |
| 108 | }); |
| 109 | } |
| 110 | gPrefs.set("lastInfoShown", 1); |
| 111 | } |
| 112 | |
| 113 | window.onresize = function() { |
| 114 | gMap.resizeAndDraw(); |
| 115 | } |
| 116 | |
| 117 | function startLogin() { |
| 118 | var authURL = authData["url"] + "authorize?response_type=code&client_id=" + gAuthClientID + "&scope=email" + |
| 119 | "&state=" + authData["state"] + "&redirect_uri=" + encodeURIComponent(getRedirectURI()); |
| 120 | if (window.open(authURL, "KaiRoAuth", 'height=450,width=600')) { |
| 121 | console.log("Sign In window open."); |
| 122 | } |
| 123 | else { |
| 124 | console.log("Opening Sign In window failed."); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | function getRedirectURI() { |
| 129 | return window.location.protocol + '//' + window.location.host + window.location.pathname.replace("index.html", "") + "login.html"; |
| 130 | } |
| 131 | |
| 132 | function doLogout() { |
| 133 | fetchBackend("logout", "GET", null, |
| 134 | function(aResult, aStatus) { |
| 135 | if (aStatus < 400) { |
| 136 | prepareLoginButton(); |
| 137 | } |
| 138 | else { |
| 139 | console.log("Backend issue trying to log out."); |
| 140 | } |
| 141 | }, |
| 142 | {} |
| 143 | ); |
| 144 | } |
| 145 | |
| 146 | function prepareLoginButton(aCallback) { |
| 147 | fetchBackend("oauth_state", "GET", null, |
| 148 | function(aResult, aStatus) { |
| 149 | if (aStatus == 200) { |
| 150 | if (aResult["logged_in"]) { |
| 151 | userData = { |
| 152 | "email": aResult["email"], |
| 153 | "permissions": aResult["permissions"], |
| 154 | }; |
| 155 | authData = null; |
| 156 | displayLogin(); |
| 157 | } |
| 158 | else { |
| 159 | authData = {"state": aResult["state"], "url": aResult["url"]}; |
| 160 | userData = null; |
| 161 | displayLogout(); |
| 162 | } |
| 163 | } |
| 164 | else { |
| 165 | console.log("Backend error " + aStatus + " fetching OAuth state: " + aResult["message"]); |
| 166 | } |
| 167 | if (aCallback) { aCallback(); } |
| 168 | }, |
| 169 | {} |
| 170 | ); |
| 171 | } |
| 172 | |
| 173 | function finishLogin(aCode, aState) { |
| 174 | if (aState == authData["state"]) { |
| 175 | fetchBackend("login?code=" + aCode + "&state=" + aState + "&redirect_uri=" + encodeURIComponent(getRedirectURI()), "GET", null, |
| 176 | function(aResult, aStatus) { |
| 177 | if (aStatus == 200) { |
| 178 | userData = { |
| 179 | "email": aResult["email"], |
| 180 | "permissions": aResult["permissions"], |
| 181 | }; |
| 182 | displayLogin(); |
| 183 | } |
| 184 | else { |
| 185 | console.log("Login error " + aStatus + ": " + aResult["message"]); |
| 186 | prepareLoginButton(); |
| 187 | } |
| 188 | }, |
| 189 | {} |
| 190 | ); |
| 191 | } |
| 192 | else { |
| 193 | console.log("Login state did not match, not continuing with login."); |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | function displayLogin() { |
| 198 | document.getElementById("loginbtn").classList.add("hidden"); |
| 199 | document.getElementById("logindesc").classList.add("hidden"); |
| 200 | document.getElementById("username").classList.remove("hidden"); |
| 201 | document.getElementById("username").textContent = userData.email; |
| 202 | document.getElementById("uploadTrackButton").disabled = false; |
| 203 | document.getElementById("libraryShowLine").classList.remove("hidden"); |
| 204 | document.getElementById("logoutbtn").classList.remove("hidden"); |
| 205 | } |
| 206 | |
| 207 | function displayLogout() { |
| 208 | document.getElementById("logoutbtn").classList.add("hidden"); |
| 209 | document.getElementById("username").classList.add("hidden"); |
| 210 | document.getElementById("username").textContent = ""; |
| 211 | document.getElementById("uploadTrackButton").disabled = true; |
| 212 | document.getElementById("libraryShowLine").classList.add("hidden"); |
| 213 | document.getElementById("loginbtn").classList.remove("hidden"); |
| 214 | document.getElementById("logindesc").classList.remove("hidden"); |
| 215 | } |
| 216 | |
| 217 | function initDB(aEvent) { |
| 218 | // Open DB. |
| 219 | if (aEvent) |
| 220 | gAction.removeEventListener(aEvent.type, initDB, false); |
| 221 | var request = window.indexedDB.open("MainDB-lantea", 2); |
| 222 | request.onerror = function(event) { |
| 223 | // Errors can be handled here. Error codes explain in: |
| 224 | // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants |
| 225 | if (gDebug) |
| 226 | console.log("error opening mainDB: " + event.target.errorCode); |
| 227 | }; |
| 228 | request.onsuccess = function(event) { |
| 229 | mainDB = request.result; |
| 230 | var throwEv = new CustomEvent("dbinit-done"); |
| 231 | gAction.dispatchEvent(throwEv); |
| 232 | }; |
| 233 | request.onupgradeneeded = function(event) { |
| 234 | mainDB = request.result; |
| 235 | var ver = mainDB.version || 0; // version is empty string for a new DB |
| 236 | if (gDebug) |
| 237 | console.log("mainDB has version " + ver + ", upgrade needed."); |
| 238 | if (!mainDB.objectStoreNames.contains("prefs")) { |
| 239 | // Create a "prefs" objectStore. |
| 240 | var prefsStore = mainDB.createObjectStore("prefs"); |
| 241 | firstRun = true; |
| 242 | } |
| 243 | if (!mainDB.objectStoreNames.contains("track")) { |
| 244 | // Create a "track" objectStore. |
| 245 | var trackStore = mainDB.createObjectStore("track", {autoIncrement: true}); |
| 246 | } |
| 247 | if (!mainDB.objectStoreNames.contains("tilecache")) { |
| 248 | // Create a "tilecache" objectStore. |
| 249 | var tilecacheStore = mainDB.createObjectStore("tilecache"); |
| 250 | } |
| 251 | mainDB.onversionchange = function(event) { |
| 252 | mainDB.close(); |
| 253 | mainDB = undefined; |
| 254 | initDB(); |
| 255 | }; |
| 256 | }; |
| 257 | } |
| 258 | |
| 259 | function showUI() { |
| 260 | if (gUIHideCountdown <= 0) { |
| 261 | var areas = document.getElementsByClassName('autoFade'); |
| 262 | for (var i = 0; i <= areas.length - 1; i++) { |
| 263 | areas[i].classList.remove("hidden"); |
| 264 | } |
| 265 | setTimeout(maybeHideUI, 1000); |
| 266 | } |
| 267 | gUIHideCountdown = 5; |
| 268 | } |
| 269 | |
| 270 | function maybeHideUI() { |
| 271 | gUIHideCountdown--; |
| 272 | if (gUIHideCountdown <= 0) { |
| 273 | var areas = document.getElementsByClassName('autoFade'); |
| 274 | for (var i = 0; i <= areas.length - 1; i++) { |
| 275 | areas[i].classList.add("hidden"); |
| 276 | } |
| 277 | } |
| 278 | else { |
| 279 | setTimeout(maybeHideUI, 1000); |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | function updateTrackInfo() { |
| 284 | document.getElementById("trackLengthNum").textContent = calcTrackLength().toFixed(1); |
| 285 | var duration = calcTrackDuration(); |
| 286 | var durationM = Math.round(duration/60); |
| 287 | var durationH = Math.floor(durationM/60); durationM = durationM - durationH * 60; |
| 288 | document.getElementById("trackDurationH").style.display = durationH ? "inline" : "none"; |
| 289 | document.getElementById("trackDurationHNum").textContent = durationH; |
| 290 | document.getElementById("trackDurationMNum").textContent = durationM; |
| 291 | } |
| 292 | |
| 293 | function toggleTrackArea() { |
| 294 | var fs = document.getElementById("trackArea"); |
| 295 | if (fs.classList.contains("hidden")) { |
| 296 | prepareLoginButton(); |
| 297 | fs.classList.remove("hidden"); |
| 298 | showUI(); |
| 299 | gTrackUpdateInterval = setInterval(updateTrackInfo, 1000); |
| 300 | } |
| 301 | else { |
| 302 | clearInterval(gTrackUpdateInterval); |
| 303 | fs.classList.add("hidden"); |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | function toggleSettings() { |
| 308 | var fs = document.getElementById("settingsArea"); |
| 309 | if (fs.classList.contains("hidden")) { |
| 310 | fs.classList.remove("hidden"); |
| 311 | showUI(); |
| 312 | } |
| 313 | else { |
| 314 | fs.classList.add("hidden"); |
| 315 | } |
| 316 | } |
| 317 | |
| 318 | function toggleFullscreen() { |
| 319 | if ((document.fullScreenElement && document.fullScreenElement !== null) || |
| 320 | (document.mozFullScreenElement && document.mozFullScreenElement !== null) || |
| 321 | (document.webkitFullScreenElement && document.webkitFullScreenElement !== null)) { |
| 322 | if (document.cancelFullScreen) { |
| 323 | document.cancelFullScreen(); |
| 324 | } else if (document.mozCancelFullScreen) { |
| 325 | document.mozCancelFullScreen(); |
| 326 | } else if (document.webkitCancelFullScreen) { |
| 327 | document.webkitCancelFullScreen(); |
| 328 | } |
| 329 | } |
| 330 | else { |
| 331 | var elem = document.getElementById("body"); |
| 332 | if (elem.requestFullScreen) { |
| 333 | elem.requestFullScreen(); |
| 334 | } else if (elem.mozRequestFullScreen) { |
| 335 | elem.mozRequestFullScreen(); |
| 336 | } else if (elem.webkitRequestFullScreen) { |
| 337 | elem.webkitRequestFullScreen(); |
| 338 | } |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | function showUploadDialog() { |
| 343 | var dia = document.getElementById("trackDialogArea"); |
| 344 | var areas = dia.children; |
| 345 | for (var i = 0; i <= areas.length - 1; i++) { |
| 346 | areas[i].style.display = "none"; |
| 347 | } |
| 348 | document.getElementById("uploadDialog").style.display = "block"; |
| 349 | document.getElementById("uploadTrackButton").disabled = true; |
| 350 | dia.classList.remove("hidden"); |
| 351 | } |
| 352 | |
| 353 | function cancelTrackDialog() { |
| 354 | document.getElementById("trackDialogArea").classList.add("hidden"); |
| 355 | document.getElementById("uploadTrackButton").disabled = false; |
| 356 | } |
| 357 | |
| 358 | function showGLWarningDialog() { |
| 359 | var dia = document.getElementById("dialogArea"); |
| 360 | var areas = dia.children; |
| 361 | for (var i = 0; i <= areas.length - 1; i++) { |
| 362 | areas[i].style.display = "none"; |
| 363 | } |
| 364 | document.getElementById("noGLwarning").style.display = "block"; |
| 365 | dia.classList.remove("hidden"); |
| 366 | } |
| 367 | |
| 368 | function showFirstRunDialog() { |
| 369 | var dia = document.getElementById("dialogArea"); |
| 370 | var areas = dia.children; |
| 371 | for (var i = 0; i <= areas.length - 1; i++) { |
| 372 | areas[i].style.display = "none"; |
| 373 | } |
| 374 | document.getElementById("firstRunIntro").style.display = "block"; |
| 375 | dia.classList.remove("hidden"); |
| 376 | } |
| 377 | |
| 378 | function closeDialog() { |
| 379 | document.getElementById("dialogArea").classList.add("hidden"); |
| 380 | } |
| 381 | |
| 382 | function showInfoDialog() { |
| 383 | var dia = document.getElementById("dialogArea"); |
| 384 | var areas = dia.children; |
| 385 | for (var i = 0; i <= areas.length - 1; i++) { |
| 386 | areas[i].style.display = "none"; |
| 387 | } |
| 388 | document.getElementById("infoDialog").style.display = "block"; |
| 389 | dia.classList.remove("hidden"); |
| 390 | } |
| 391 | |
| 392 | var uiEvHandler = { |
| 393 | handleEvent: function(aEvent) { |
| 394 | var touchEvent = aEvent.type.indexOf('touch') != -1; |
| 395 | |
| 396 | switch (aEvent.type) { |
| 397 | case "mousedown": |
| 398 | case "touchstart": |
| 399 | case "mousemove": |
| 400 | case "touchmove": |
| 401 | case "mouseup": |
| 402 | case "touchend": |
| 403 | case "keydown": |
| 404 | showUI(); |
| 405 | break; |
| 406 | } |
| 407 | } |
| 408 | }; |
| 409 | |
| 410 | function setUploadField(aField) { |
| 411 | switch (aField.id) { |
| 412 | case "uploadDevName": |
| 413 | gPrefs.set("devicename", aField.value); |
| 414 | break; |
| 415 | } |
| 416 | } |
| 417 | |
| 418 | function makeISOString(aTimestamp) { |
| 419 | // ISO time format is YYYY-MM-DDTHH:mm:ssZ |
| 420 | var tsDate = new Date(aTimestamp); |
| 421 | // Note that .getUTCMonth() returns a number between 0 and 11 (0 for January)! |
| 422 | return tsDate.getUTCFullYear() + "-" + |
| 423 | (tsDate.getUTCMonth() < 9 ? "0" : "") + (tsDate.getUTCMonth() + 1 ) + "-" + |
| 424 | (tsDate.getUTCDate() < 10 ? "0" : "") + tsDate.getUTCDate() + "T" + |
| 425 | (tsDate.getUTCHours() < 10 ? "0" : "") + tsDate.getUTCHours() + ":" + |
| 426 | (tsDate.getUTCMinutes() < 10 ? "0" : "") + tsDate.getUTCMinutes() + ":" + |
| 427 | (tsDate.getUTCSeconds() < 10 ? "0" : "") + tsDate.getUTCSeconds() + "Z"; |
| 428 | } |
| 429 | |
| 430 | function convertTrack(aTargetFormat) { |
| 431 | var out = ""; |
| 432 | switch (aTargetFormat) { |
| 433 | case "gpx": |
| 434 | out += '<?xml version="1.0" encoding="UTF-8" ?>' + "\n\n"; |
| 435 | out += '<gpx version="1.0" creator="Lantea" xmlns="http://www.topografix.com/GPX/1/0">' + "\n"; |
| 436 | if (gTrack.length) { |
| 437 | out += ' <trk>' + "\n"; |
| 438 | out += ' <trkseg>' + "\n"; |
| 439 | for (var i = 0; i < gTrack.length; i++) { |
| 440 | if (gTrack[i].beginSegment && i > 0) { |
| 441 | out += ' </trkseg>' + "\n"; |
| 442 | out += ' <trkseg>' + "\n"; |
| 443 | } |
| 444 | out += ' <trkpt lat="' + gTrack[i].coords.latitude + '" lon="' + |
| 445 | gTrack[i].coords.longitude + '">' + "\n"; |
| 446 | if (gTrack[i].coords.altitude) { |
| 447 | out += ' <ele>' + gTrack[i].coords.altitude + '</ele>' + "\n"; |
| 448 | } |
| 449 | out += ' <time>' + makeISOString(gTrack[i].time) + '</time>' + "\n"; |
| 450 | out += ' </trkpt>' + "\n"; |
| 451 | } |
| 452 | out += ' </trkseg>' + "\n"; |
| 453 | out += ' </trk>' + "\n"; |
| 454 | } |
| 455 | out += '</gpx>' + "\n"; |
| 456 | break; |
| 457 | case "json": |
| 458 | out = JSON.stringify(gTrack); |
| 459 | break; |
| 460 | default: |
| 461 | break; |
| 462 | } |
| 463 | return out; |
| 464 | } |
| 465 | |
| 466 | function saveTrack() { |
| 467 | if (gTrack.length) { |
| 468 | var outDataURI = "data:application/gpx+xml," + |
| 469 | encodeURIComponent(convertTrack("gpx")); |
| 470 | window.open(outDataURI, 'GPX Track'); |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | function saveTrackDump() { |
| 475 | if (gTrack.length) { |
| 476 | var outDataURI = "data:application/json," + |
| 477 | encodeURIComponent(convertTrack("json")); |
| 478 | window.open(outDataURI, 'JSON dump'); |
| 479 | } |
| 480 | } |
| 481 | |
| 482 | function uploadTrack() { |
| 483 | // Hide all areas in the dialog. |
| 484 | var dia = document.getElementById("trackDialogArea"); |
| 485 | var areas = dia.children; |
| 486 | for (var i = 0; i <= areas.length - 1; i++) { |
| 487 | areas[i].style.display = "none"; |
| 488 | } |
| 489 | // Reset all the fields in the status area. |
| 490 | document.getElementById("uploadStatusCloseButton").disabled = true; |
| 491 | document.getElementById("uploadInProgress").style.display = "block"; |
| 492 | document.getElementById("uploadSuccess").style.display = "none"; |
| 493 | document.getElementById("uploadFailed").style.display = "none"; |
| 494 | document.getElementById("uploadError").style.display = "none"; |
| 495 | document.getElementById("uploadErrorMsg").textContent = ""; |
| 496 | // Now show the status area. |
| 497 | document.getElementById("uploadStatus").style.display = "block"; |
| 498 | |
| 499 | // Assemble field to post to the backend. |
| 500 | var formData = new FormData(); |
| 501 | formData.append("jsondata", convertTrack("json")); |
| 502 | var desc = document.getElementById("uploadDesc").value; |
| 503 | formData.append("comment", |
| 504 | desc.length ? desc : "Track recorded via Lantea Maps"); |
| 505 | formData.append("devicename", |
| 506 | document.getElementById("uploadDevName").value); |
| 507 | formData.append("public", |
| 508 | document.getElementById("uploadPublic").value); |
| 509 | |
| 510 | fetchBackend("save_track", "POST", formData, |
| 511 | function(aResult, aStatusCode) { |
| 512 | if (aStatusCode >= 400) { |
| 513 | reportUploadStatus(false, aResult); |
| 514 | } |
| 515 | else { |
| 516 | reportUploadStatus(true); |
| 517 | } |
| 518 | } |
| 519 | ); |
| 520 | } |
| 521 | |
| 522 | function reportUploadStatus(aSuccess, aMessage) { |
| 523 | document.getElementById("uploadStatusCloseButton").disabled = false; |
| 524 | document.getElementById("uploadInProgress").style.display = "none"; |
| 525 | if (aSuccess) { |
| 526 | document.getElementById("uploadSuccess").style.display = "block"; |
| 527 | } |
| 528 | else if (aMessage) { |
| 529 | document.getElementById("uploadErrorMsg").textContent = aMessage; |
| 530 | document.getElementById("uploadError").style.display = "block"; |
| 531 | } |
| 532 | else { |
| 533 | document.getElementById("uploadFailed").style.display = "block"; |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | var gPrefs = { |
| 538 | objStore: "prefs", |
| 539 | |
| 540 | get: function(aKey, aCallback) { |
| 541 | if (!mainDB) |
| 542 | return; |
| 543 | var transaction = mainDB.transaction([this.objStore]); |
| 544 | var request = transaction.objectStore(this.objStore).get(aKey); |
| 545 | request.onsuccess = function(event) { |
| 546 | aCallback(request.result, event); |
| 547 | }; |
| 548 | request.onerror = function(event) { |
| 549 | // Errors can be handled here. |
| 550 | aCallback(undefined, event); |
| 551 | }; |
| 552 | }, |
| 553 | |
| 554 | set: function(aKey, aValue, aCallback) { |
| 555 | if (!mainDB) |
| 556 | return; |
| 557 | var success = false; |
| 558 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 559 | var objStore = transaction.objectStore(this.objStore); |
| 560 | var request = objStore.put(aValue, aKey); |
| 561 | request.onsuccess = function(event) { |
| 562 | success = true; |
| 563 | if (aCallback) |
| 564 | aCallback(success, event); |
| 565 | }; |
| 566 | request.onerror = function(event) { |
| 567 | // Errors can be handled here. |
| 568 | if (aCallback) |
| 569 | aCallback(success, event); |
| 570 | }; |
| 571 | }, |
| 572 | |
| 573 | unset: function(aKey, aCallback) { |
| 574 | if (!mainDB) |
| 575 | return; |
| 576 | var success = false; |
| 577 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 578 | var request = transaction.objectStore(this.objStore).delete(aKey); |
| 579 | request.onsuccess = function(event) { |
| 580 | success = true; |
| 581 | if (aCallback) |
| 582 | aCallback(success, event); |
| 583 | }; |
| 584 | request.onerror = function(event) { |
| 585 | // Errors can be handled here. |
| 586 | if (aCallback) |
| 587 | aCallback(success, event); |
| 588 | } |
| 589 | } |
| 590 | }; |
| 591 | |
| 592 | var gTrackStore = { |
| 593 | objStore: "track", |
| 594 | |
| 595 | getList: function(aCallback) { |
| 596 | if (!mainDB) |
| 597 | return; |
| 598 | var transaction = mainDB.transaction([this.objStore]); |
| 599 | var objStore = transaction.objectStore(this.objStore); |
| 600 | if (objStore.getAll) { // currently Mozilla-specific |
| 601 | objStore.getAll().onsuccess = function(event) { |
| 602 | aCallback(event.target.result); |
| 603 | }; |
| 604 | } |
| 605 | else { // Use cursor (standard method). |
| 606 | var tPoints = []; |
| 607 | objStore.openCursor().onsuccess = function(event) { |
| 608 | var cursor = event.target.result; |
| 609 | if (cursor) { |
| 610 | tPoints.push(cursor.value); |
| 611 | cursor.continue(); |
| 612 | } |
| 613 | else { |
| 614 | aCallback(tPoints); |
| 615 | } |
| 616 | }; |
| 617 | } |
| 618 | }, |
| 619 | |
| 620 | getListStepped: function(aCallback) { |
| 621 | if (!mainDB) |
| 622 | return; |
| 623 | var transaction = mainDB.transaction([this.objStore]); |
| 624 | var objStore = transaction.objectStore(this.objStore); |
| 625 | // Use cursor in reverse direction (so we get the most recent position first) |
| 626 | objStore.openCursor(null, "prev").onsuccess = function(event) { |
| 627 | var cursor = event.target.result; |
| 628 | if (cursor) { |
| 629 | aCallback(cursor.value); |
| 630 | cursor.continue(); |
| 631 | } |
| 632 | else { |
| 633 | aCallback(null); |
| 634 | } |
| 635 | }; |
| 636 | }, |
| 637 | |
| 638 | push: function(aValue, aCallback) { |
| 639 | if (!mainDB) |
| 640 | return; |
| 641 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 642 | var objStore = transaction.objectStore(this.objStore); |
| 643 | var request = objStore.add(aValue); |
| 644 | request.onsuccess = function(event) { |
| 645 | if (aCallback) |
| 646 | aCallback(request.result, event); |
| 647 | }; |
| 648 | request.onerror = function(event) { |
| 649 | // Errors can be handled here. |
| 650 | if (aCallback) |
| 651 | aCallback(false, event); |
| 652 | }; |
| 653 | }, |
| 654 | |
| 655 | clear: function(aCallback) { |
| 656 | if (!mainDB) |
| 657 | return; |
| 658 | var success = false; |
| 659 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 660 | var request = transaction.objectStore(this.objStore).clear(); |
| 661 | request.onsuccess = function(event) { |
| 662 | success = true; |
| 663 | if (aCallback) |
| 664 | aCallback(success, event); |
| 665 | }; |
| 666 | request.onerror = function(event) { |
| 667 | // Errors can be handled here. |
| 668 | if (aCallback) |
| 669 | aCallback(success, event); |
| 670 | } |
| 671 | } |
| 672 | }; |
| 673 | |
| 674 | function fetchBackend(aEndpoint, aMethod, aSendData, aCallback, aCallbackForwards) { |
| 675 | var XHR = new XMLHttpRequest(); |
| 676 | XHR.onreadystatechange = function() { |
| 677 | if (XHR.readyState == 4) { |
| 678 | // State says we are fully loaded. |
| 679 | var result = {}; |
| 680 | if (XHR.getResponseHeader("Content-Type") == "application/json") { |
| 681 | // Got a JSON object, see if we have success. |
| 682 | try { |
| 683 | result = JSON.parse(XHR.responseText); |
| 684 | } |
| 685 | catch (e) { |
| 686 | console.log(e); |
| 687 | result = {"error": e, |
| 688 | "message": XHR.responseText}; |
| 689 | } |
| 690 | } |
| 691 | else { |
| 692 | result = XHR.responseText; |
| 693 | } |
| 694 | aCallback(result, XHR.status, aCallbackForwards); |
| 695 | } |
| 696 | }; |
| 697 | XHR.open(aMethod, gBackendURL + aEndpoint, true); |
| 698 | XHR.withCredentials = "true"; |
| 699 | //XHR.setRequestHeader("Accept", "application/json"); |
| 700 | try { |
| 701 | XHR.send(aSendData); // Send actual form data. |
| 702 | } |
| 703 | catch (e) { |
| 704 | aCallback(e, 500, aCallbackForwards); |
| 705 | } |
| 706 | } |