| 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 indexedDB object. |
| 6 | window.indexedDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB || window.msIndexedDB; |
| 7 | var mainDB; |
| 8 | |
| 9 | var gUIHideCountdown = 0; |
| 10 | var gWaitCounter = 0; |
| 11 | var gAction, gActionLabel; |
| 12 | var gOSMAPIURL = "http://api06.dev.openstreetmap.org/"; // "http://api.openstreetmap.org/"; |
| 13 | |
| 14 | window.onload = function() { |
| 15 | gAction = document.getElementById("action"); |
| 16 | gActionLabel = document.getElementById("actionlabel"); |
| 17 | |
| 18 | var mSel = document.getElementById("mapSelector"); |
| 19 | for (var mapStyle in gMapStyles) { |
| 20 | var opt = document.createElement("option"); |
| 21 | opt.value = mapStyle; |
| 22 | opt.text = gMapStyles[mapStyle].name; |
| 23 | mSel.add(opt, null); |
| 24 | } |
| 25 | |
| 26 | var areas = document.getElementsByClassName('overlayArea'); |
| 27 | for (var i = 0; i <= areas.length - 1; i++) { |
| 28 | areas[i].addEventListener("mouseup", uiEvHandler, false); |
| 29 | areas[i].addEventListener("mousemove", uiEvHandler, false); |
| 30 | areas[i].addEventListener("mousedown", uiEvHandler, false); |
| 31 | areas[i].addEventListener("mouseout", uiEvHandler, false); |
| 32 | |
| 33 | areas[i].addEventListener("touchstart", uiEvHandler, false); |
| 34 | areas[i].addEventListener("touchmove", uiEvHandler, false); |
| 35 | areas[i].addEventListener("touchend", uiEvHandler, false); |
| 36 | areas[i].addEventListener("touchcancel", uiEvHandler, false); |
| 37 | areas[i].addEventListener("touchleave", uiEvHandler, false); |
| 38 | } |
| 39 | |
| 40 | document.getElementById("body").addEventListener("keydown", uiEvHandler, false); |
| 41 | |
| 42 | if (navigator.platform.length == "") { |
| 43 | // For Firefox OS, don't display the "save" button. |
| 44 | // Do this by setting the debugHide class for testing in debug mode. |
| 45 | document.getElementById("saveTrackButton").classList.add("debugHide"); |
| 46 | } |
| 47 | |
| 48 | initDB(); |
| 49 | initMap(); |
| 50 | |
| 51 | var loopCnt = 0; |
| 52 | var waitForInitAndDraw = function() { |
| 53 | if ((gWaitCounter <= 0) || (loopCnt > 100)) { |
| 54 | if (gWaitCounter <= 0) |
| 55 | gWaitCounter = 0; |
| 56 | else |
| 57 | console.log("Loading failed (waiting for init)."); |
| 58 | |
| 59 | gMapPrefsLoaded = true; |
| 60 | resizeAndDraw(); |
| 61 | gActionLabel.textContent = ""; |
| 62 | gAction.style.display = "none"; |
| 63 | setTracking(document.getElementById("trackCheckbox")); |
| 64 | gPrefs.get("osm_user", function(aValue) { |
| 65 | if (aValue) { |
| 66 | document.getElementById("uploadUser").value = aValue; |
| 67 | document.getElementById("uploadTrackButton").disabled = false; |
| 68 | } |
| 69 | }); |
| 70 | gPrefs.get("osm_pwd", function(aValue) { |
| 71 | var upwd = document.getElementById("uploadPwd"); |
| 72 | if (aValue) |
| 73 | document.getElementById("uploadPwd").value = aValue; |
| 74 | }); |
| 75 | } |
| 76 | else |
| 77 | setTimeout(waitForInitAndDraw, 100); |
| 78 | loopCnt++; |
| 79 | }; |
| 80 | waitForInitAndDraw(); |
| 81 | } |
| 82 | |
| 83 | window.onresize = function() { |
| 84 | resizeAndDraw(); |
| 85 | } |
| 86 | |
| 87 | function initDB() { |
| 88 | // Open DB. |
| 89 | var request = window.indexedDB.open("MainDB-lantea", 2); |
| 90 | request.onerror = function(event) { |
| 91 | // Errors can be handled here. Error codes explain in: |
| 92 | // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants |
| 93 | if (gDebug) |
| 94 | console.log("error opening mainDB: " + event.target.errorCode); |
| 95 | }; |
| 96 | request.onsuccess = function(event) { |
| 97 | mainDB = request.result; |
| 98 | }; |
| 99 | request.onupgradeneeded = function(event) { |
| 100 | mainDB = request.result; |
| 101 | var ver = mainDB.version || 0; // version is empty string for a new DB |
| 102 | if (gDebug) |
| 103 | console.log("mainDB has version " + ver + ", upgrade needed."); |
| 104 | if (!mainDB.objectStoreNames.contains("prefs")) { |
| 105 | // Create a "prefs" objectStore. |
| 106 | var prefsStore = mainDB.createObjectStore("prefs"); |
| 107 | } |
| 108 | if (!mainDB.objectStoreNames.contains("track")) { |
| 109 | // Create a "track" objectStore. |
| 110 | var trackStore = mainDB.createObjectStore("track", {autoIncrement: true}); |
| 111 | } |
| 112 | if (!mainDB.objectStoreNames.contains("tilecache")) { |
| 113 | // Create a "tilecache" objectStore. |
| 114 | var tilecacheStore = mainDB.createObjectStore("tilecache"); |
| 115 | } |
| 116 | mainDB.onversionchange = function(event) { |
| 117 | mainDB.close(); |
| 118 | mainDB = undefined; |
| 119 | initDB(); |
| 120 | }; |
| 121 | }; |
| 122 | } |
| 123 | |
| 124 | function showUI() { |
| 125 | if (gUIHideCountdown <= 0) { |
| 126 | var areas = document.getElementsByClassName('overlayArea'); |
| 127 | for (var i = 0; i <= areas.length - 1; i++) { |
| 128 | areas[i].classList.remove("hidden"); |
| 129 | } |
| 130 | setTimeout(maybeHideUI, 1000); |
| 131 | } |
| 132 | gUIHideCountdown = 5; |
| 133 | } |
| 134 | |
| 135 | function maybeHideUI() { |
| 136 | gUIHideCountdown--; |
| 137 | if (gUIHideCountdown <= 0) { |
| 138 | var areas = document.getElementsByClassName('overlayArea'); |
| 139 | for (var i = 0; i <= areas.length - 1; i++) { |
| 140 | areas[i].classList.add("hidden"); |
| 141 | } |
| 142 | } |
| 143 | else { |
| 144 | setTimeout(maybeHideUI, 1000); |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | function toggleTrackArea() { |
| 149 | var fs = document.getElementById("trackArea"); |
| 150 | if (fs.style.display != "block") { |
| 151 | fs.style.display = "block"; |
| 152 | showUI(); |
| 153 | } |
| 154 | else { |
| 155 | fs.style.display = "none"; |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | function toggleSettings() { |
| 160 | var fs = document.getElementById("settingsArea"); |
| 161 | if (fs.style.display != "block") { |
| 162 | fs.style.display = "block"; |
| 163 | showUI(); |
| 164 | } |
| 165 | else { |
| 166 | fs.style.display = "none"; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | function toggleFullscreen() { |
| 171 | if ((document.fullScreenElement && document.fullScreenElement !== null) || |
| 172 | (document.mozFullScreenElement && document.mozFullScreenElement !== null) || |
| 173 | (document.webkitFullScreenElement && document.webkitFullScreenElement !== null)) { |
| 174 | if (document.cancelFullScreen) { |
| 175 | document.cancelFullScreen(); |
| 176 | } else if (document.mozCancelFullScreen) { |
| 177 | document.mozCancelFullScreen(); |
| 178 | } else if (document.webkitCancelFullScreen) { |
| 179 | document.webkitCancelFullScreen(); |
| 180 | } |
| 181 | } |
| 182 | else { |
| 183 | var elem = document.getElementById("body"); |
| 184 | if (elem.requestFullScreen) { |
| 185 | elem.requestFullScreen(); |
| 186 | } else if (elem.mozRequestFullScreen) { |
| 187 | elem.mozRequestFullScreen(); |
| 188 | } else if (elem.webkitRequestFullScreen) { |
| 189 | elem.webkitRequestFullScreen(); |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | var uiEvHandler = { |
| 195 | handleEvent: function(aEvent) { |
| 196 | var touchEvent = aEvent.type.indexOf('touch') != -1; |
| 197 | |
| 198 | switch (aEvent.type) { |
| 199 | case "mousedown": |
| 200 | case "touchstart": |
| 201 | case "mousemove": |
| 202 | case "touchmove": |
| 203 | case "mouseup": |
| 204 | case "touchend": |
| 205 | case "keydown": |
| 206 | showUI(); |
| 207 | break; |
| 208 | } |
| 209 | } |
| 210 | }; |
| 211 | |
| 212 | function setUploadField(aField) { |
| 213 | switch (aField.id) { |
| 214 | case "uploadUser": |
| 215 | gPrefs.set("osm_user", aField.value); |
| 216 | document.getElementById("uploadTrackButton").disabled = !aField.value.length; |
| 217 | break; |
| 218 | case "uploadPwd": |
| 219 | gPrefs.set("osm_pwd", aField.value); |
| 220 | break; |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | function makeISOString(aTimestamp) { |
| 225 | // ISO time format is YYYY-MM-DDTHH:mm:ssZ |
| 226 | var tsDate = new Date(aTimestamp); |
| 227 | return tsDate.getUTCFullYear() + "-" + |
| 228 | (tsDate.getUTCMonth() < 10 ? "0" : "") + tsDate.getUTCMonth() + "-" + |
| 229 | (tsDate.getUTCDate() < 10 ? "0" : "") + tsDate.getUTCDate() + "T" + |
| 230 | (tsDate.getUTCHours() < 10 ? "0" : "") + tsDate.getUTCHours() + ":" + |
| 231 | (tsDate.getUTCMinutes() < 10 ? "0" : "") + tsDate.getUTCMinutes() + ":" + |
| 232 | (tsDate.getUTCSeconds() < 10 ? "0" : "") + tsDate.getUTCSeconds() + "Z"; |
| 233 | } |
| 234 | |
| 235 | function convertTrack(aTargetFormat) { |
| 236 | var out = ""; |
| 237 | switch (aTargetFormat) { |
| 238 | case "gpx": |
| 239 | out += '<?xml version="1.0" encoding="UTF-8" ?>' + "\n\n"; |
| 240 | out += '<gpx version="1.0" creator="Lantea" xmlns="http://www.topografix.com/GPX/1/0">' + "\n"; |
| 241 | if (gTrack.length) { |
| 242 | out += ' <trk>' + "\n"; |
| 243 | out += ' <trkseg>' + "\n"; |
| 244 | for (var i = 0; i < gTrack.length; i++) { |
| 245 | if (gTrack[i].beginSegment && i > 0) { |
| 246 | out += ' </trkseg>' + "\n"; |
| 247 | out += ' <trkseg>' + "\n"; |
| 248 | } |
| 249 | out += ' <trkpt lat="' + gTrack[i].coords.latitude + '" lon="' + |
| 250 | gTrack[i].coords.longitude + '">' + "\n"; |
| 251 | if (gTrack[i].coords.altitude) { |
| 252 | out += ' <ele>' + gTrack[i].coords.altitude + '</ele>' + "\n"; |
| 253 | } |
| 254 | out += ' <time>' + makeISOString(gTrack[i].time) + '</time>' + "\n"; |
| 255 | out += ' </trkpt>' + "\n"; |
| 256 | } |
| 257 | out += ' </trkseg>' + "\n"; |
| 258 | out += ' </trk>' + "\n"; |
| 259 | } |
| 260 | out += '</gpx>' + "\n"; |
| 261 | break; |
| 262 | case "json": |
| 263 | out = JSON.stringify(gTrack); |
| 264 | break; |
| 265 | default: |
| 266 | break; |
| 267 | } |
| 268 | return out; |
| 269 | } |
| 270 | |
| 271 | function saveTrack() { |
| 272 | if (gTrack.length) { |
| 273 | var outDataURI = "data:application/gpx+xml," + |
| 274 | encodeURIComponent(convertTrack("gpx")); |
| 275 | window.open(outDataURI, 'GPX Track'); |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | function saveTrackDump() { |
| 280 | if (gTrack.length) { |
| 281 | var outDataURI = "data:application/json," + |
| 282 | encodeURIComponent(convertTrack("json")); |
| 283 | window.open(outDataURI, 'JSON dump'); |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | function uploadTrack() { |
| 288 | // See http://wiki.openstreetmap.org/wiki/Api06#Uploading_traces |
| 289 | var trackBlob = new Blob([convertTrack("gpx")], { "type" : "application/gpx+xml" }); |
| 290 | var formData = new FormData(); |
| 291 | formData.append("file", trackBlob); |
| 292 | formData.append("description", "Track recorded via Lantea Maps"); |
| 293 | //formData.append("tags", ""); |
| 294 | formData.append("visibility", "private"); |
| 295 | var XHR = new XMLHttpRequest(); |
| 296 | XHR.onreadystatechange = function() { |
| 297 | if (XHR.readyState == 4) {/* |
| 298 | gLog.appendChild(document.createElement("li")) |
| 299 | .appendChild(document.createTextNode(aURL + " - " + XHR.status + |
| 300 | " " + XHR.statusText));*/ |
| 301 | } |
| 302 | if (XHR.readyState == 4 && XHR.status == 200) { |
| 303 | // so far so good |
| 304 | reportUploadStatus(true); |
| 305 | } else if (XHR.readyState == 4 && XHR.status != 200) { |
| 306 | // fetched the wrong page or network error... |
| 307 | reportUploadStatus(false); |
| 308 | } |
| 309 | }; |
| 310 | XHR.open("POST", gOSMAPIURL + "api/0.6/gpx/create", true, |
| 311 | document.getElementById("uploadUser").value, |
| 312 | document.getElementById("uploadPwd").value); |
| 313 | try { |
| 314 | XHR.send(formData); |
| 315 | } |
| 316 | catch (e) { |
| 317 | reportUploadStatus(false, e); |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | function reportUploadStatus(aSuccess, aMessage) { |
| 322 | alert(aMessage ? aMessage : (aSuccess ? "success" : "failure")); |
| 323 | } |
| 324 | |
| 325 | var gPrefs = { |
| 326 | objStore: "prefs", |
| 327 | |
| 328 | get: function(aKey, aCallback) { |
| 329 | if (!mainDB) |
| 330 | return; |
| 331 | var transaction = mainDB.transaction([this.objStore]); |
| 332 | var request = transaction.objectStore(this.objStore).get(aKey); |
| 333 | request.onsuccess = function(event) { |
| 334 | aCallback(request.result, event); |
| 335 | }; |
| 336 | request.onerror = function(event) { |
| 337 | // Errors can be handled here. |
| 338 | aCallback(undefined, event); |
| 339 | }; |
| 340 | }, |
| 341 | |
| 342 | set: function(aKey, aValue, aCallback) { |
| 343 | if (!mainDB) |
| 344 | return; |
| 345 | var success = false; |
| 346 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 347 | var objStore = transaction.objectStore(this.objStore); |
| 348 | var request = objStore.put(aValue, aKey); |
| 349 | request.onsuccess = function(event) { |
| 350 | success = true; |
| 351 | if (aCallback) |
| 352 | aCallback(success, event); |
| 353 | }; |
| 354 | request.onerror = function(event) { |
| 355 | // Errors can be handled here. |
| 356 | if (aCallback) |
| 357 | aCallback(success, event); |
| 358 | }; |
| 359 | }, |
| 360 | |
| 361 | unset: function(aKey, aCallback) { |
| 362 | if (!mainDB) |
| 363 | return; |
| 364 | var success = false; |
| 365 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 366 | var request = transaction.objectStore(this.objStore).delete(aKey); |
| 367 | request.onsuccess = function(event) { |
| 368 | success = true; |
| 369 | if (aCallback) |
| 370 | aCallback(success, event); |
| 371 | }; |
| 372 | request.onerror = function(event) { |
| 373 | // Errors can be handled here. |
| 374 | if (aCallback) |
| 375 | aCallback(success, event); |
| 376 | } |
| 377 | } |
| 378 | }; |
| 379 | |
| 380 | var gTrackStore = { |
| 381 | objStore: "track", |
| 382 | |
| 383 | getList: function(aCallback) { |
| 384 | if (!mainDB) |
| 385 | return; |
| 386 | var transaction = mainDB.transaction([this.objStore]); |
| 387 | var objStore = transaction.objectStore(this.objStore); |
| 388 | if (objStore.getAll) { // currently Mozilla-specific |
| 389 | objStore.getAll().onsuccess = function(event) { |
| 390 | aCallback(event.target.result); |
| 391 | }; |
| 392 | } |
| 393 | else { // Use cursor (standard method). |
| 394 | var tPoints = []; |
| 395 | objStore.openCursor().onsuccess = function(event) { |
| 396 | var cursor = event.target.result; |
| 397 | if (cursor) { |
| 398 | tPoints.push(cursor.value); |
| 399 | cursor.continue(); |
| 400 | } |
| 401 | else { |
| 402 | aCallback(tPoints); |
| 403 | } |
| 404 | }; |
| 405 | } |
| 406 | }, |
| 407 | |
| 408 | push: function(aValue, aCallback) { |
| 409 | if (!mainDB) |
| 410 | return; |
| 411 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 412 | var objStore = transaction.objectStore(this.objStore); |
| 413 | var request = objStore.add(aValue); |
| 414 | request.onsuccess = function(event) { |
| 415 | if (aCallback) |
| 416 | aCallback(request.result, event); |
| 417 | }; |
| 418 | request.onerror = function(event) { |
| 419 | // Errors can be handled here. |
| 420 | if (aCallback) |
| 421 | aCallback(false, event); |
| 422 | }; |
| 423 | }, |
| 424 | |
| 425 | clear: function(aCallback) { |
| 426 | if (!mainDB) |
| 427 | return; |
| 428 | var success = false; |
| 429 | var transaction = mainDB.transaction([this.objStore], "readwrite"); |
| 430 | var request = transaction.objectStore(this.objStore).clear(); |
| 431 | request.onsuccess = function(event) { |
| 432 | success = true; |
| 433 | if (aCallback) |
| 434 | aCallback(success, event); |
| 435 | }; |
| 436 | request.onerror = function(event) { |
| 437 | // Errors can be handled here. |
| 438 | if (aCallback) |
| 439 | aCallback(success, event); |
| 440 | } |
| 441 | } |
| 442 | }; |