Commit | Line | Data |
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a7393a71 RK |
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/. */ | |
23cd2dcc | 4 | |
41e2dba2 | 5 | // Get the best-available objects for indexedDB and requestAnimationFrame. |
3d99a6fd | 6 | window.indexedDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB || window.msIndexedDB; |
41e2dba2 | 7 | window.requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; |
993fd081 | 8 | |
41e2dba2 | 9 | var mainDB; |
16e4f664 | 10 | var gAppInitDone = false; |
7a549148 | 11 | var gUIHideCountdown = 0; |
4b1d0915 | 12 | var gWaitCounter = 0; |
026c4f46 | 13 | var gTrackUpdateInterval; |
68afcd96 | 14 | var gAction, gActionLabel; |
da6dad24 RK |
15 | var gOSMAPIURL = "https://api.openstreetmap.org/"; |
16 | var gOSMOAuthData = { | |
17 | oauth_consumer_key: "6jjWwlbhGqyYeCdlFE1lTGG6IRGOv1yKpFxkcq2z", | |
18 | oauth_secret: "A21gUeDM6mdoQgbA9uF7zJ13sbUQrNG7QQ4oSrKA", | |
19 | url: "https://www.openstreetmap.org", | |
20 | landing: "auth-done.html", | |
21 | } | |
7a549148 | 22 | |
b47b4a65 | 23 | window.onload = function() { |
68afcd96 RK |
24 | gAction = document.getElementById("action"); |
25 | gActionLabel = document.getElementById("actionlabel"); | |
26 | ||
b47b4a65 RK |
27 | var mSel = document.getElementById("mapSelector"); |
28 | for (var mapStyle in gMapStyles) { | |
29 | var opt = document.createElement("option"); | |
30 | opt.value = mapStyle; | |
31 | opt.text = gMapStyles[mapStyle].name; | |
32 | mSel.add(opt, null); | |
33 | } | |
23cd2dcc | 34 | |
ecde0af2 | 35 | var areas = document.getElementsByClassName("overlayArea"); |
7a549148 RK |
36 | for (var i = 0; i <= areas.length - 1; i++) { |
37 | areas[i].addEventListener("mouseup", uiEvHandler, false); | |
38 | areas[i].addEventListener("mousemove", uiEvHandler, false); | |
39 | areas[i].addEventListener("mousedown", uiEvHandler, false); | |
40 | areas[i].addEventListener("mouseout", uiEvHandler, false); | |
41 | ||
42 | areas[i].addEventListener("touchstart", uiEvHandler, false); | |
43 | areas[i].addEventListener("touchmove", uiEvHandler, false); | |
44 | areas[i].addEventListener("touchend", uiEvHandler, false); | |
45 | areas[i].addEventListener("touchcancel", uiEvHandler, false); | |
46 | areas[i].addEventListener("touchleave", uiEvHandler, false); | |
47 | } | |
48 | ||
1222624d RK |
49 | document.getElementById("body").addEventListener("keydown", uiEvHandler, false); |
50 | ||
8e901dce | 51 | if (navigator.platform.length == "") { |
b91b74a7 RK |
52 | // For Firefox OS, don't display the "save" button. |
53 | // Do this by setting the debugHide class for testing in debug mode. | |
54 | document.getElementById("saveTrackButton").classList.add("debugHide"); | |
c4d0569c RK |
55 | } |
56 | ||
43255174 RK |
57 | // Without OAuth, the login data is useless |
58 | //document.getElementById("uploadSettingsArea").classList.remove("debugHide"); | |
59 | // As login data is useless for now, always enable upload button | |
60 | document.getElementById("uploadTrackButton").disabled = false; | |
61 | ||
c4d0569c | 62 | if (gDebug) { |
43255174 | 63 | // Note that GPX upload returns an error 500 on the dev API right now. |
c4d0569c | 64 | gOSMAPIURL = "http://api06.dev.openstreetmap.org/"; |
b91b74a7 | 65 | } |
7a549148 | 66 | |
582d50fc RK |
67 | gAction.addEventListener("dbinit-done", initMap, false); |
68 | gAction.addEventListener("mapinit-done", postInit, false); | |
69 | console.log("starting DB init..."); | |
993fd081 | 70 | initDB(); |
582d50fc | 71 | } |
4b1d0915 | 72 | |
582d50fc RK |
73 | function postInit(aEvent) { |
74 | gAction.removeEventListener(aEvent.type, postInit, false); | |
75 | console.log("init done, draw map."); | |
76 | gMapPrefsLoaded = true; | |
16e4f664 | 77 | gAppInitDone = true; |
14acbcf7 RK |
78 | //gMap.resizeAndDraw(); <-- HACK: This triggers bug 1001853, work around with a delay. |
79 | window.setTimeout(gMap.resizeAndDraw, 100); | |
582d50fc RK |
80 | gActionLabel.textContent = ""; |
81 | gAction.style.display = "none"; | |
82 | setTracking(document.getElementById("trackCheckbox")); | |
83 | gPrefs.get(gDebug ? "osm_dev_user" : "osm_user", function(aValue) { | |
84 | if (aValue) { | |
85 | document.getElementById("uploadUser").value = aValue; | |
86 | document.getElementById("uploadTrackButton").disabled = false; | |
4b1d0915 | 87 | } |
582d50fc RK |
88 | }); |
89 | gPrefs.get(gDebug ? "osm_dev_pwd" : "osm_pwd", function(aValue) { | |
90 | var upwd = document.getElementById("uploadPwd"); | |
91 | if (aValue) | |
92 | document.getElementById("uploadPwd").value = aValue; | |
93 | }); | |
b47b4a65 RK |
94 | } |
95 | ||
96 | window.onresize = function() { | |
ac6286bd | 97 | gMap.resizeAndDraw(); |
b47b4a65 RK |
98 | } |
99 | ||
582d50fc | 100 | function initDB(aEvent) { |
993fd081 | 101 | // Open DB. |
582d50fc RK |
102 | if (aEvent) |
103 | gAction.removeEventListener(aEvent.type, initDB, false); | |
1222624d | 104 | var request = window.indexedDB.open("MainDB-lantea", 2); |
993fd081 RK |
105 | request.onerror = function(event) { |
106 | // Errors can be handled here. Error codes explain in: | |
107 | // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants | |
915d4271 RK |
108 | if (gDebug) |
109 | console.log("error opening mainDB: " + event.target.errorCode); | |
993fd081 RK |
110 | }; |
111 | request.onsuccess = function(event) { | |
993fd081 | 112 | mainDB = request.result; |
582d50fc RK |
113 | var throwEv = new CustomEvent("dbinit-done"); |
114 | gAction.dispatchEvent(throwEv); | |
993fd081 RK |
115 | }; |
116 | request.onupgradeneeded = function(event) { | |
117 | mainDB = request.result; | |
a8634d37 | 118 | var ver = mainDB.version || 0; // version is empty string for a new DB |
915d4271 RK |
119 | if (gDebug) |
120 | console.log("mainDB has version " + ver + ", upgrade needed."); | |
121 | if (!mainDB.objectStoreNames.contains("prefs")) { | |
a8634d37 RK |
122 | // Create a "prefs" objectStore. |
123 | var prefsStore = mainDB.createObjectStore("prefs"); | |
915d4271 RK |
124 | } |
125 | if (!mainDB.objectStoreNames.contains("track")) { | |
a8634d37 RK |
126 | // Create a "track" objectStore. |
127 | var trackStore = mainDB.createObjectStore("track", {autoIncrement: true}); | |
128 | } | |
915d4271 | 129 | if (!mainDB.objectStoreNames.contains("tilecache")) { |
a8634d37 RK |
130 | // Create a "tilecache" objectStore. |
131 | var tilecacheStore = mainDB.createObjectStore("tilecache"); | |
132 | } | |
993fd081 RK |
133 | mainDB.onversionchange = function(event) { |
134 | mainDB.close(); | |
135 | mainDB = undefined; | |
136 | initDB(); | |
137 | }; | |
138 | }; | |
139 | } | |
140 | ||
7a549148 RK |
141 | function showUI() { |
142 | if (gUIHideCountdown <= 0) { | |
143 | var areas = document.getElementsByClassName('overlayArea'); | |
144 | for (var i = 0; i <= areas.length - 1; i++) { | |
145 | areas[i].classList.remove("hidden"); | |
146 | } | |
147 | setTimeout(maybeHideUI, 1000); | |
148 | } | |
149 | gUIHideCountdown = 5; | |
150 | } | |
151 | ||
152 | function maybeHideUI() { | |
153 | gUIHideCountdown--; | |
154 | if (gUIHideCountdown <= 0) { | |
155 | var areas = document.getElementsByClassName('overlayArea'); | |
156 | for (var i = 0; i <= areas.length - 1; i++) { | |
157 | areas[i].classList.add("hidden"); | |
158 | } | |
159 | } | |
160 | else { | |
161 | setTimeout(maybeHideUI, 1000); | |
162 | } | |
163 | } | |
164 | ||
026c4f46 RK |
165 | function updateTrackInfo() { |
166 | document.getElementById("trackLengthNum").textContent = calcTrackLength().toFixed(1); | |
167 | var duration = calcTrackDuration(); | |
168 | var durationM = Math.round(duration/60); | |
169 | var durationH = Math.floor(durationM/60); durationM = durationM - durationH * 60; | |
170 | document.getElementById("trackDurationH").style.display = durationH ? "inline" : "none"; | |
171 | document.getElementById("trackDurationHNum").textContent = durationH; | |
172 | document.getElementById("trackDurationMNum").textContent = durationM; | |
173 | } | |
174 | ||
993fd081 RK |
175 | function toggleTrackArea() { |
176 | var fs = document.getElementById("trackArea"); | |
123b3142 RK |
177 | if (fs.classList.contains("hidden")) { |
178 | fs.classList.remove("hidden"); | |
7a549148 | 179 | showUI(); |
026c4f46 | 180 | gTrackUpdateInterval = setInterval(updateTrackInfo, 1000); |
993fd081 RK |
181 | } |
182 | else { | |
026c4f46 | 183 | clearInterval(gTrackUpdateInterval); |
123b3142 | 184 | fs.classList.add("hidden"); |
993fd081 RK |
185 | } |
186 | } | |
187 | ||
b47b4a65 | 188 | function toggleSettings() { |
993fd081 | 189 | var fs = document.getElementById("settingsArea"); |
123b3142 RK |
190 | if (fs.classList.contains("hidden")) { |
191 | fs.classList.remove("hidden"); | |
7a549148 | 192 | showUI(); |
b47b4a65 RK |
193 | } |
194 | else { | |
123b3142 | 195 | fs.classList.add("hidden"); |
b47b4a65 RK |
196 | } |
197 | } | |
99631a75 | 198 | |
c5378747 RK |
199 | function toggleFullscreen() { |
200 | if ((document.fullScreenElement && document.fullScreenElement !== null) || | |
201 | (document.mozFullScreenElement && document.mozFullScreenElement !== null) || | |
202 | (document.webkitFullScreenElement && document.webkitFullScreenElement !== null)) { | |
203 | if (document.cancelFullScreen) { | |
204 | document.cancelFullScreen(); | |
205 | } else if (document.mozCancelFullScreen) { | |
206 | document.mozCancelFullScreen(); | |
207 | } else if (document.webkitCancelFullScreen) { | |
208 | document.webkitCancelFullScreen(); | |
209 | } | |
210 | } | |
211 | else { | |
212 | var elem = document.getElementById("body"); | |
213 | if (elem.requestFullScreen) { | |
214 | elem.requestFullScreen(); | |
215 | } else if (elem.mozRequestFullScreen) { | |
216 | elem.mozRequestFullScreen(); | |
217 | } else if (elem.webkitRequestFullScreen) { | |
218 | elem.webkitRequestFullScreen(); | |
219 | } | |
220 | } | |
221 | } | |
222 | ||
43255174 RK |
223 | function showUploadDialog() { |
224 | var dia = document.getElementById("dialogArea"); | |
225 | var areas = dia.children; | |
226 | for (var i = 0; i <= areas.length - 1; i++) { | |
227 | areas[i].style.display = "none"; | |
228 | } | |
229 | document.getElementById("uploadDialog").style.display = "block"; | |
230 | document.getElementById("uploadTrackButton").disabled = true; | |
231 | dia.classList.remove("hidden"); | |
232 | } | |
233 | ||
ecde0af2 RK |
234 | function showGLWarningDialog() { |
235 | var dia = document.getElementById("dialogArea"); | |
236 | var areas = dia.children; | |
237 | for (var i = 0; i <= areas.length - 1; i++) { | |
238 | areas[i].style.display = "none"; | |
239 | } | |
240 | document.getElementById("noGLwarning").style.display = "block"; | |
241 | dia.classList.remove("hidden"); | |
242 | } | |
243 | ||
43255174 RK |
244 | function cancelDialog() { |
245 | document.getElementById("dialogArea").classList.add("hidden"); | |
246 | document.getElementById("uploadTrackButton").disabled = false; | |
247 | } | |
248 | ||
7a549148 RK |
249 | var uiEvHandler = { |
250 | handleEvent: function(aEvent) { | |
251 | var touchEvent = aEvent.type.indexOf('touch') != -1; | |
252 | ||
253 | switch (aEvent.type) { | |
254 | case "mousedown": | |
255 | case "touchstart": | |
256 | case "mousemove": | |
257 | case "touchmove": | |
258 | case "mouseup": | |
259 | case "touchend": | |
1222624d | 260 | case "keydown": |
7a549148 RK |
261 | showUI(); |
262 | break; | |
263 | } | |
264 | } | |
265 | }; | |
266 | ||
8389557a RK |
267 | function setUploadField(aField) { |
268 | switch (aField.id) { | |
269 | case "uploadUser": | |
c4d0569c | 270 | gPrefs.set(gDebug ? "osm_dev_user" : "osm_user", aField.value); |
8389557a RK |
271 | document.getElementById("uploadTrackButton").disabled = !aField.value.length; |
272 | break; | |
273 | case "uploadPwd": | |
c4d0569c | 274 | gPrefs.set(gDebug ? "osm_dev_pwd" : "osm_pwd", aField.value); |
8389557a RK |
275 | break; |
276 | } | |
277 | } | |
278 | ||
99631a75 RK |
279 | function makeISOString(aTimestamp) { |
280 | // ISO time format is YYYY-MM-DDTHH:mm:ssZ | |
281 | var tsDate = new Date(aTimestamp); | |
362a6833 | 282 | // Note that .getUTCMonth() returns a number between 0 and 11 (0 for January)! |
99631a75 | 283 | return tsDate.getUTCFullYear() + "-" + |
362a6833 | 284 | (tsDate.getUTCMonth() < 9 ? "0" : "") + (tsDate.getUTCMonth() + 1 ) + "-" + |
99631a75 RK |
285 | (tsDate.getUTCDate() < 10 ? "0" : "") + tsDate.getUTCDate() + "T" + |
286 | (tsDate.getUTCHours() < 10 ? "0" : "") + tsDate.getUTCHours() + ":" + | |
287 | (tsDate.getUTCMinutes() < 10 ? "0" : "") + tsDate.getUTCMinutes() + ":" + | |
288 | (tsDate.getUTCSeconds() < 10 ? "0" : "") + tsDate.getUTCSeconds() + "Z"; | |
289 | } | |
290 | ||
8389557a RK |
291 | function convertTrack(aTargetFormat) { |
292 | var out = ""; | |
293 | switch (aTargetFormat) { | |
294 | case "gpx": | |
295 | out += '<?xml version="1.0" encoding="UTF-8" ?>' + "\n\n"; | |
296 | out += '<gpx version="1.0" creator="Lantea" xmlns="http://www.topografix.com/GPX/1/0">' + "\n"; | |
297 | if (gTrack.length) { | |
298 | out += ' <trk>' + "\n"; | |
993fd081 | 299 | out += ' <trkseg>' + "\n"; |
8389557a RK |
300 | for (var i = 0; i < gTrack.length; i++) { |
301 | if (gTrack[i].beginSegment && i > 0) { | |
302 | out += ' </trkseg>' + "\n"; | |
303 | out += ' <trkseg>' + "\n"; | |
304 | } | |
305 | out += ' <trkpt lat="' + gTrack[i].coords.latitude + '" lon="' + | |
306 | gTrack[i].coords.longitude + '">' + "\n"; | |
307 | if (gTrack[i].coords.altitude) { | |
308 | out += ' <ele>' + gTrack[i].coords.altitude + '</ele>' + "\n"; | |
309 | } | |
310 | out += ' <time>' + makeISOString(gTrack[i].time) + '</time>' + "\n"; | |
311 | out += ' </trkpt>' + "\n"; | |
312 | } | |
313 | out += ' </trkseg>' + "\n"; | |
314 | out += ' </trk>' + "\n"; | |
993fd081 | 315 | } |
8389557a RK |
316 | out += '</gpx>' + "\n"; |
317 | break; | |
318 | case "json": | |
319 | out = JSON.stringify(gTrack); | |
320 | break; | |
321 | default: | |
322 | break; | |
323 | } | |
324 | return out; | |
325 | } | |
326 | ||
327 | function saveTrack() { | |
328 | if (gTrack.length) { | |
329 | var outDataURI = "data:application/gpx+xml," + | |
330 | encodeURIComponent(convertTrack("gpx")); | |
99631a75 RK |
331 | window.open(outDataURI, 'GPX Track'); |
332 | } | |
333 | } | |
993fd081 | 334 | |
4b12da3a RK |
335 | function saveTrackDump() { |
336 | if (gTrack.length) { | |
8389557a RK |
337 | var outDataURI = "data:application/json," + |
338 | encodeURIComponent(convertTrack("json")); | |
4b12da3a RK |
339 | window.open(outDataURI, 'JSON dump'); |
340 | } | |
341 | } | |
342 | ||
8389557a | 343 | function uploadTrack() { |
6ddefbf9 | 344 | // Hide all areas in the dialog. |
43255174 RK |
345 | var dia = document.getElementById("dialogArea"); |
346 | var areas = dia.children; | |
347 | for (var i = 0; i <= areas.length - 1; i++) { | |
348 | areas[i].style.display = "none"; | |
349 | } | |
6ddefbf9 RK |
350 | // Reset all the fields in the status area. |
351 | document.getElementById("uploadStatusCloseButton").disabled = true; | |
352 | document.getElementById("uploadInProgress").style.display = "block"; | |
353 | document.getElementById("uploadSuccess").style.display = "none"; | |
d0c62ee0 | 354 | document.getElementById("uploadFailed").style.display = "none"; |
6ddefbf9 | 355 | document.getElementById("uploadError").style.display = "none"; |
d0c62ee0 | 356 | document.getElementById("uploadErrorMsg").textContent = ""; |
6ddefbf9 | 357 | // Now show the status area. |
43255174 RK |
358 | document.getElementById("uploadStatus").style.display = "block"; |
359 | ||
8389557a | 360 | // See http://wiki.openstreetmap.org/wiki/Api06#Uploading_traces |
43255174 RK |
361 | var trackBlob = new Blob([convertTrack("gpx")], |
362 | { "type" : "application/gpx+xml" }); | |
8389557a RK |
363 | var formData = new FormData(); |
364 | formData.append("file", trackBlob); | |
43255174 RK |
365 | var desc = document.getElementById("uploadDesc").value; |
366 | formData.append("description", | |
367 | desc.length ? desc : "Track recorded via Lantea Maps"); | |
8389557a | 368 | //formData.append("tags", ""); |
43255174 RK |
369 | formData.append("visibility", |
370 | document.getElementById("uploadVisibility").value); | |
da6dad24 RK |
371 | |
372 | /* GPS trace upload API still only supports HTTP Basic Auth. This below would be OAuth code to try. | |
373 | // Init OSM Auth, see https://github.com/osmlab/osm-auth | |
374 | var auth = osmAuth({ | |
375 | oauth_consumer_key: gOSMOAuthData.oauth_consumer_key, | |
376 | oauth_secret: gOSMOAuthData.oauth_secret, | |
377 | url: gOSMOAuthData.url, | |
378 | landing: gOSMOAuthData.landing, | |
379 | auto: true // show a login form if the user is not authenticated and | |
380 | // you try to do a call | |
381 | }); | |
382 | ||
383 | // Do an authenticate request first, so that we actuall do the login. | |
384 | if (!auth.authenticated) { | |
385 | auth.authenticate(function(err, xhrresponse) { | |
386 | if (err) { | |
387 | reportUploadStatus(false); | |
388 | } | |
389 | else { | |
390 | reportUploadStatus(true); | |
391 | } | |
392 | }); | |
393 | } | |
394 | if (!auth.authenticated) { | |
395 | reportUploadStatus(false); | |
396 | return; | |
397 | } | |
398 | // Only now do the actual upload. | |
399 | auth.xhr({ | |
400 | method: "POST", | |
401 | path: "/api/0.6/gpx/create", | |
402 | content: formData, | |
403 | options: {"header": {"Content-Type": "multipart/form-data"}}, | |
404 | }, | |
405 | function(err, xhrresponse) { | |
406 | if (err) { | |
407 | reportUploadStatus(false); | |
408 | } | |
409 | else { | |
410 | reportUploadStatus(true); | |
411 | } | |
412 | } | |
413 | ); | |
414 | */ | |
415 | ||
0494a6db RK |
416 | // Do an empty POST request first, so that we don't send everything, |
417 | // then ask for credentials, and then send again. | |
418 | var hXHR = new XMLHttpRequest(); | |
419 | hXHR.onreadystatechange = function() { | |
fdaf08db | 420 | if (hXHR.readyState == 4 && (hXHR.status == 200 || hXHR.status == 400)) { |
0494a6db RK |
421 | // 400 is Bad Request, but that's expected as this was empty. |
422 | // So far so good, init actual upload. | |
423 | var XHR = new XMLHttpRequest(); | |
424 | XHR.onreadystatechange = function() { | |
425 | if (XHR.readyState == 4 && XHR.status == 200) { | |
426 | // Everthing looks fine. | |
427 | reportUploadStatus(true); | |
428 | } else if (XHR.readyState == 4 && XHR.status != 200) { | |
429 | // Fetched the wrong page or network error... | |
430 | reportUploadStatus(false); | |
431 | } | |
432 | }; | |
433 | XHR.open("POST", gOSMAPIURL + "api/0.6/gpx/create", true); | |
434 | // Cross-Origin XHR doesn't allow username/password (HTTP Auth). | |
435 | // So, we'll ask the user for entering credentials with rather ugly UI. | |
436 | XHR.withCredentials = true; | |
437 | try { | |
438 | XHR.send(formData); // Send actual form data. | |
439 | } | |
440 | catch (e) { | |
441 | reportUploadStatus(false, e); | |
442 | } | |
443 | } else if (hXHR.readyState == 4 && hXHR.status != 200) { | |
444 | // Fetched the wrong page or network error... | |
8389557a RK |
445 | reportUploadStatus(false); |
446 | } | |
447 | }; | |
0494a6db | 448 | hXHR.open("POST", gOSMAPIURL + "api/0.6/gpx/create", true); |
43255174 RK |
449 | // Cross-Origin XHR doesn't allow username/password (HTTP Auth). |
450 | // So, we'll ask the user for entering credentials with rather ugly UI. | |
0494a6db | 451 | hXHR.withCredentials = true; |
8389557a | 452 | try { |
0494a6db | 453 | hXHR.send(); // Empty request, see above. |
8389557a RK |
454 | } |
455 | catch (e) { | |
456 | reportUploadStatus(false, e); | |
457 | } | |
458 | } | |
459 | ||
460 | function reportUploadStatus(aSuccess, aMessage) { | |
43255174 RK |
461 | document.getElementById("uploadStatusCloseButton").disabled = false; |
462 | document.getElementById("uploadInProgress").style.display = "none"; | |
463 | if (aSuccess) { | |
464 | document.getElementById("uploadSuccess").style.display = "block"; | |
465 | } | |
466 | else if (aMessage) { | |
467 | document.getElementById("uploadErrorMsg").textContent = aMessage; | |
468 | document.getElementById("uploadError").style.display = "block"; | |
469 | } | |
470 | else { | |
471 | document.getElementById("uploadFailed").style.display = "block"; | |
472 | } | |
8389557a RK |
473 | } |
474 | ||
993fd081 RK |
475 | var gPrefs = { |
476 | objStore: "prefs", | |
477 | ||
478 | get: function(aKey, aCallback) { | |
479 | if (!mainDB) | |
480 | return; | |
481 | var transaction = mainDB.transaction([this.objStore]); | |
482 | var request = transaction.objectStore(this.objStore).get(aKey); | |
483 | request.onsuccess = function(event) { | |
484 | aCallback(request.result, event); | |
485 | }; | |
486 | request.onerror = function(event) { | |
487 | // Errors can be handled here. | |
488 | aCallback(undefined, event); | |
489 | }; | |
490 | }, | |
491 | ||
492 | set: function(aKey, aValue, aCallback) { | |
493 | if (!mainDB) | |
494 | return; | |
495 | var success = false; | |
d4ccddb8 | 496 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
993fd081 | 497 | var objStore = transaction.objectStore(this.objStore); |
3610c22d | 498 | var request = objStore.put(aValue, aKey); |
993fd081 RK |
499 | request.onsuccess = function(event) { |
500 | success = true; | |
501 | if (aCallback) | |
502 | aCallback(success, event); | |
503 | }; | |
504 | request.onerror = function(event) { | |
505 | // Errors can be handled here. | |
506 | if (aCallback) | |
507 | aCallback(success, event); | |
508 | }; | |
509 | }, | |
510 | ||
511 | unset: function(aKey, aCallback) { | |
512 | if (!mainDB) | |
513 | return; | |
514 | var success = false; | |
d4ccddb8 | 515 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
993fd081 RK |
516 | var request = transaction.objectStore(this.objStore).delete(aKey); |
517 | request.onsuccess = function(event) { | |
518 | success = true; | |
519 | if (aCallback) | |
520 | aCallback(success, event); | |
521 | }; | |
522 | request.onerror = function(event) { | |
523 | // Errors can be handled here. | |
524 | if (aCallback) | |
525 | aCallback(success, event); | |
526 | } | |
527 | } | |
528 | }; | |
529 | ||
530 | var gTrackStore = { | |
531 | objStore: "track", | |
532 | ||
533 | getList: function(aCallback) { | |
534 | if (!mainDB) | |
535 | return; | |
536 | var transaction = mainDB.transaction([this.objStore]); | |
537 | var objStore = transaction.objectStore(this.objStore); | |
538 | if (objStore.getAll) { // currently Mozilla-specific | |
539 | objStore.getAll().onsuccess = function(event) { | |
540 | aCallback(event.target.result); | |
541 | }; | |
542 | } | |
543 | else { // Use cursor (standard method). | |
544 | var tPoints = []; | |
545 | objStore.openCursor().onsuccess = function(event) { | |
546 | var cursor = event.target.result; | |
547 | if (cursor) { | |
548 | tPoints.push(cursor.value); | |
549 | cursor.continue(); | |
550 | } | |
551 | else { | |
552 | aCallback(tPoints); | |
553 | } | |
554 | }; | |
555 | } | |
556 | }, | |
557 | ||
6ddefbf9 RK |
558 | getListStepped: function(aCallback) { |
559 | if (!mainDB) | |
560 | return; | |
561 | var transaction = mainDB.transaction([this.objStore]); | |
562 | var objStore = transaction.objectStore(this.objStore); | |
563 | // Use cursor in reverse direction (so we get the most recent position first) | |
564 | objStore.openCursor(null, "prev").onsuccess = function(event) { | |
565 | var cursor = event.target.result; | |
566 | if (cursor) { | |
567 | aCallback(cursor.value); | |
568 | cursor.continue(); | |
569 | } | |
570 | else { | |
571 | aCallback(null); | |
572 | } | |
573 | }; | |
574 | }, | |
575 | ||
993fd081 RK |
576 | push: function(aValue, aCallback) { |
577 | if (!mainDB) | |
578 | return; | |
d4ccddb8 | 579 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
993fd081 RK |
580 | var objStore = transaction.objectStore(this.objStore); |
581 | var request = objStore.add(aValue); | |
582 | request.onsuccess = function(event) { | |
583 | if (aCallback) | |
584 | aCallback(request.result, event); | |
585 | }; | |
586 | request.onerror = function(event) { | |
587 | // Errors can be handled here. | |
588 | if (aCallback) | |
589 | aCallback(false, event); | |
590 | }; | |
591 | }, | |
592 | ||
593 | clear: function(aCallback) { | |
594 | if (!mainDB) | |
595 | return; | |
596 | var success = false; | |
d4ccddb8 | 597 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
993fd081 RK |
598 | var request = transaction.objectStore(this.objStore).clear(); |
599 | request.onsuccess = function(event) { | |
600 | success = true; | |
601 | if (aCallback) | |
602 | aCallback(success, event); | |
603 | }; | |
604 | request.onerror = function(event) { | |
605 | // Errors can be handled here. | |
606 | if (aCallback) | |
607 | aCallback(success, event); | |
608 | } | |
609 | } | |
610 | }; |