The Tor Browser / file comparison
comparison: services/sync/modules/rest.js
services/sync/modules/rest.js
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
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| -1:000000000000 | 0:7f8bfd29a87f |
|---|---|
| 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 | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; | |
| 6 | |
| 7 Cu.import("resource://gre/modules/Log.jsm"); | |
| 8 Cu.import("resource://services-common/rest.js"); | |
| 9 Cu.import("resource://services-sync/util.js"); | |
| 10 Cu.import("resource://services-sync/constants.js"); | |
| 11 | |
| 12 this.EXPORTED_SYMBOLS = ["SyncStorageRequest"]; | |
| 13 | |
| 14 const STORAGE_REQUEST_TIMEOUT = 5 * 60; // 5 minutes | |
| 15 | |
| 16 /** | |
| 17 * RESTRequest variant for use against a Sync storage server. | |
| 18 */ | |
| 19 this.SyncStorageRequest = function SyncStorageRequest(uri) { | |
| 20 RESTRequest.call(this, uri); | |
| 21 | |
| 22 this.authenticator = null; | |
| 23 } | |
| 24 SyncStorageRequest.prototype = { | |
| 25 | |
| 26 __proto__: RESTRequest.prototype, | |
| 27 | |
| 28 _logName: "Sync.StorageRequest", | |
| 29 | |
| 30 /** | |
| 31 * The string to use as the base User-Agent in Sync requests. | |
| 32 * These strings will look something like | |
| 33 * | |
| 34 * Firefox/4.0 FxSync/1.8.0.20100101.mobile | |
| 35 * | |
| 36 * or | |
| 37 * | |
| 38 * Firefox Aurora/5.0a1 FxSync/1.9.0.20110409.desktop | |
| 39 */ | |
| 40 userAgent: | |
| 41 Services.appinfo.name + "/" + Services.appinfo.version + // Product. | |
| 42 " FxSync/" + WEAVE_VERSION + "." + // Sync. | |
| 43 Services.appinfo.appBuildID + ".", // Build. | |
| 44 | |
| 45 /** | |
| 46 * Wait 5 minutes before killing a request. | |
| 47 */ | |
| 48 timeout: STORAGE_REQUEST_TIMEOUT, | |
| 49 | |
| 50 dispatch: function dispatch(method, data, onComplete, onProgress) { | |
| 51 // Compose a UA string fragment from the various available identifiers. | |
| 52 if (Svc.Prefs.get("sendVersionInfo", true)) { | |
| 53 let ua = this.userAgent + Svc.Prefs.get("client.type", "desktop"); | |
| 54 this.setHeader("user-agent", ua); | |
| 55 } | |
| 56 | |
| 57 if (this.authenticator) { | |
| 58 this.authenticator(this); | |
| 59 } else { | |
| 60 this._log.debug("No authenticator found."); | |
| 61 } | |
| 62 | |
| 63 return RESTRequest.prototype.dispatch.apply(this, arguments); | |
| 64 }, | |
| 65 | |
| 66 onStartRequest: function onStartRequest(channel) { | |
| 67 RESTRequest.prototype.onStartRequest.call(this, channel); | |
| 68 if (this.status == this.ABORTED) { | |
| 69 return; | |
| 70 } | |
| 71 | |
| 72 let headers = this.response.headers; | |
| 73 // Save the latest server timestamp when possible. | |
| 74 if (headers["x-weave-timestamp"]) { | |
| 75 SyncStorageRequest.serverTime = parseFloat(headers["x-weave-timestamp"]); | |
| 76 } | |
| 77 | |
| 78 // This is a server-side safety valve to allow slowing down | |
| 79 // clients without hurting performance. | |
| 80 if (headers["x-weave-backoff"]) { | |
| 81 Svc.Obs.notify("weave:service:backoff:interval", | |
| 82 parseInt(headers["x-weave-backoff"], 10)); | |
| 83 } | |
| 84 | |
| 85 if (this.response.success && headers["x-weave-quota-remaining"]) { | |
| 86 Svc.Obs.notify("weave:service:quota:remaining", | |
| 87 parseInt(headers["x-weave-quota-remaining"], 10)); | |
| 88 } | |
| 89 } | |
| 90 }; |
