dom/apps/tests/file_bug_945152.sjs

   1 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
   2
   3 // From prio.h
   4 const PR_RDWR        = 0x04;
   5 const PR_CREATE_FILE = 0x08;
   6 const PR_TRUNCATE    = 0x20;
   7
   8 Cu.import("resource://gre/modules/FileUtils.jsm");
   9 Cu.import("resource://gre/modules/NetUtil.jsm");
  10
  11 var gBasePath = "chrome/dom/apps/tests/";
  12 var gAppPath = gBasePath + "file_bug_945152.html";
  13 var gData1 = "TEST_DATA_1:ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  14 var gData2 = "TEST_DATA_2:1234567890";
  15 var gPaddingChar = '.';
  16 var gPaddingSize = 10000;
  17 var gPackageName = "file_bug_945152.zip";
  18 var gManifestData = {
  19   name: "Testing app",
  20   description: "Testing app",
  21   package_path: "http://test/chrome/dom/apps/tests/file_bug_945152.sjs?getPackage=1",
  22   launch_path: "/index.html",
  23   developer: {
  24     name: "devname",
  25     url: "http://dev.url"
  26   },
  27   default_locale: "en-US"
  28 };
  29
  30 function handleRequest(request, response) {
  31   var query = getQuery(request);
  32
  33   // Create the packaged app.
  34   if ("createApp" in query) {
  35     var zipWriter = Cc["@mozilla.org/zipwriter;1"]
  36                       .createInstance(Ci.nsIZipWriter);
  37     var zipFile = FileUtils.getFile("TmpD", [gPackageName]);
  38     zipWriter.open(zipFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);
  39
  40     var manifest = JSON.stringify(gManifestData);
  41     addZipEntry(zipWriter, manifest, "manifest.webapp", Ci.nsIZipWriter.COMPRESSION_BEST);
  42     var app = readFile(gAppPath, false);
  43     addZipEntry(zipWriter, app, "index.html", Ci.nsIZipWriter.COMPRESSION_BEST);
  44     var padding = "";
  45     for (var i = 0; i < gPaddingSize; i++) {
  46       padding += gPaddingChar;
  47     }
  48     var data = gData1 + padding;
  49     addZipEntry(zipWriter, data, "data_1.txt", Ci.nsIZipWriter.COMPRESSION_NONE);
  50     data = gData2 + padding;
  51     addZipEntry(zipWriter, data, "data_2.txt", Ci.nsIZipWriter.COMPRESSION_BEST);
  52
  53     zipWriter.alignStoredFiles(4096);
  54     zipWriter.close();
  55
  56     response.setHeader("Content-Type", "text/html", false);
  57     response.write("OK");
  58     return;
  59   }
  60
  61   // Check if we're generating a webapp manifest.
  62   if ("getManifest" in query) {
  63     response.setHeader("Content-Type", "application/x-web-app-manifest+json", false);
  64     response.write(JSON.stringify(gManifestData));
  65     return;
  66   }
  67
  68   // Serve the application package.
  69   if ("getPackage" in query) {
  70     var resource = readFile(gPackageName, true);
  71     response.setHeader("Content-Type",
  72                        "Content-Type: application/java-archive", false);
  73     response.write(resource);
  74     return;
  75   }
  76
  77   response.setHeader("Content-type", "text-html", false);
  78   response.write("KO");
  79 }
  80
  81 function getQuery(request) {
  82   var query = {};
  83   request.queryString.split('&').forEach(function (val) {
  84     var [name, value] = val.split('=');
  85     query[name] = unescape(value);
  86   });
  87   return query;
  88 }
  89
  90 // File and resources helpers
  91
  92 function addZipEntry(zipWriter, entry, entryName, compression) {
  93   var stream = Cc["@mozilla.org/io/string-input-stream;1"]
  94                .createInstance(Ci.nsIStringInputStream);
  95   stream.setData(entry, entry.length);
  96   zipWriter.addEntryStream(entryName, Date.now(),
  97                            compression, stream, false);
  98 }
  99
 100 function readFile(path, fromTmp) {
 101   var dir = fromTmp ? "TmpD" : "CurWorkD";
 102   var file = Cc["@mozilla.org/file/directory_service;1"]
 103              .getService(Ci.nsIProperties)
 104              .get(dir, Ci.nsILocalFile);
 105   var fstream = Cc["@mozilla.org/network/file-input-stream;1"]
 106                 .createInstance(Ci.nsIFileInputStream);
 107   var split = path.split("/");
 108   for(var i = 0; i < split.length; ++i) {
 109     file.append(split[i]);
 110   }
 111   fstream.init(file, -1, 0, 0);
 112   var data = NetUtil.readInputStreamToString(fstream, fstream.available());
 113   fstream.close();
 114   return data;
 115 }