The Tor Browser / file comparison
comparison: dom/apps/tests/signed_app.sjs
dom/apps/tests/signed_app.sjs
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
deleted
inserted
replaced
| -1:000000000000 | 0:17b0690eafae |
|---|---|
| 1 var Cc = Components.classes; | |
| 2 var Ci = Components.interfaces; | |
| 3 var Cu = Components.utils; | |
| 4 | |
| 5 // From prio.h | |
| 6 const PR_RDWR = 0x04; | |
| 7 const PR_CREATE_FILE = 0x08; | |
| 8 const PR_TRUNCATE = 0x20; | |
| 9 | |
| 10 const CUR_WORK_DIR = "CurWorkD"; | |
| 11 | |
| 12 Cu.import("resource://gre/modules/NetUtil.jsm"); | |
| 13 | |
| 14 var gBasePath = "tests/dom/apps/tests/"; | |
| 15 var gMiniManifestTemplate = "signed_app_template.webapp"; | |
| 16 var gAppName = "Simple App"; | |
| 17 var gDevName = "David Clarke"; | |
| 18 var gDevUrl = "http://dev.url"; | |
| 19 | |
| 20 function handleRequest(request, response) { | |
| 21 var query = getQuery(request); | |
| 22 | |
| 23 response.setHeader("Access-Control-Allow-Origin", "*", false); | |
| 24 | |
| 25 var version = ("version" in query) ? query.version : "1"; | |
| 26 var app = ("app" in query) ? query.app : "valid"; | |
| 27 var prevVersion = getState("version"); | |
| 28 | |
| 29 if (version != prevVersion) { | |
| 30 setState("version", version); | |
| 31 } | |
| 32 var packageName = app + "_app_" + version + ".zip"; | |
| 33 setState("packageName", packageName); | |
| 34 var packagePath = "/" + gBasePath + "signed/" + packageName; | |
| 35 setState("packagePath", packagePath); | |
| 36 var packageSize = readSize(packagePath); | |
| 37 | |
| 38 var etag = getEtag(request, version); | |
| 39 | |
| 40 if (etagMatches(request, etag)) { | |
| 41 dump("Etags Match. Sending 304\n"); | |
| 42 response.setStatusLine(request.httpVersion, "304", "Not modified"); | |
| 43 return; | |
| 44 } | |
| 45 response.setHeader("Etag", etag, false); | |
| 46 | |
| 47 // Serve the mini-manifest corresponding to the requested app version. | |
| 48 var template = gBasePath + gMiniManifestTemplate; | |
| 49 | |
| 50 response.setHeader("Content-Type", | |
| 51 "application/x-web-app-manifest+json", false); | |
| 52 var manifest = makeResource(template, version, packagePath, packageSize, | |
| 53 gAppName, gDevName, gDevUrl); | |
| 54 response.write(manifest); | |
| 55 } | |
| 56 | |
| 57 function getQuery(request) { | |
| 58 var query = {}; | |
| 59 request.queryString.split('&').forEach(function (val) { | |
| 60 var [name, value] = val.split('='); | |
| 61 query[decodeURIComponent(name)] = decodeURIComponent(value); | |
| 62 }); | |
| 63 return query; | |
| 64 } | |
| 65 | |
| 66 function getEtag(request, version) { | |
| 67 return request.queryString.replace(/[&=]/g, '-') + '-' + version; | |
| 68 } | |
| 69 | |
| 70 function etagMatches(request, etag) { | |
| 71 return request.hasHeader("If-None-Match") && | |
| 72 request.getHeader("If-None-Match") == etag; | |
| 73 } | |
| 74 | |
| 75 // File and resources helpers | |
| 76 | |
| 77 function readSize(path) { | |
| 78 var file = Cc["@mozilla.org/file/directory_service;1"]. | |
| 79 getService(Ci.nsIProperties).get(CUR_WORK_DIR, Ci.nsILocalFile); | |
| 80 var split = path.split("/"); | |
| 81 for (var i = 0; i < split.length; ++i) { | |
| 82 file.append(split[i]); | |
| 83 } | |
| 84 return file.fileSize; | |
| 85 } | |
| 86 | |
| 87 function readFile(path) { | |
| 88 var file = Cc["@mozilla.org/file/directory_service;1"] | |
| 89 .getService(Ci.nsIProperties) | |
| 90 .get(CUR_WORK_DIR, Ci.nsILocalFile); | |
| 91 var fstream = Cc["@mozilla.org/network/file-input-stream;1"] | |
| 92 .createInstance(Ci.nsIFileInputStream); | |
| 93 var split = path.split("/"); | |
| 94 for (var i = 0; i < split.length; ++i) { | |
| 95 file.append(split[i]); | |
| 96 } | |
| 97 fstream.init(file, -1, 0, 0); | |
| 98 var data = NetUtil.readInputStreamToString(fstream, fstream.available()); | |
| 99 fstream.close(); | |
| 100 return data; | |
| 101 } | |
| 102 | |
| 103 function makeResource(templatePath, version, packagePath, packageSize, | |
| 104 appName, developerName, developerUrl) { | |
| 105 var res = readFile(templatePath). | |
| 106 replace(/VERSIONTOKEN/g, version). | |
| 107 replace(/PACKAGEPATHTOKEN/g, packagePath). | |
| 108 replace(/PACKAGESIZETOKEN/g, packageSize). | |
| 109 replace(/NAMETOKEN/g, appName); | |
| 110 return res; | |
| 111 } |
