gecko-dev/dom/media/test/dynamic_resource.sjs

56 строки
1.8 KiB
JavaScript

function parseQuery(request, key) {
var params = request.queryString.split("&");
for (var j = 0; j < params.length; ++j) {
var p = params[j];
if (p == key) {
return true;
}
if (p.indexOf(key + "=") == 0) {
return p.substring(key.length + 1);
}
if (p.indexOf("=") < 0 && key == "") {
return p;
}
}
return false;
}
// Return resource1 file content for the first request with a given key.
// All subsequent requests return resource2. Both must be video/ogg.
function handleRequest(request, response) {
var key = parseQuery(request, "key");
var resource1 = parseQuery(request, "res1");
var resource2 = parseQuery(request, "res2");
var resource = getState(key) == "2" ? resource2 : resource1;
setState(key, "2");
var file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("CurWorkD", Components.interfaces.nsIFile);
var fis = Components.classes[
"@mozilla.org/network/file-input-stream;1"
].createInstance(Components.interfaces.nsIFileInputStream);
var bis = Components.classes[
"@mozilla.org/binaryinputstream;1"
].createInstance(Components.interfaces.nsIBinaryInputStream);
var paths = "tests/dom/media/test/" + resource;
var split = paths.split("/");
for (var i = 0; i < split.length; ++i) {
file.append(split[i]);
}
fis.init(file, -1, -1, false);
dump("file=" + file + "\n");
bis.setInputStream(fis);
var bytes = bis.readBytes(bis.available());
response.setStatusLine(request.httpVersion, 206, "Partial Content");
response.setHeader(
"Content-Range",
"bytes 0-" + (bytes.length - 1) + "/" + bytes.length
);
response.setHeader("Content-Length", "" + bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
bis.close();
}