1// Parse the query string, and give us the value for a certain key, or false if 2// it does not exist. 3function parseQuery(request, key) { 4 var params = request.queryString.split('?')[0].split('&'); 5 for (var j = 0; j < params.length; ++j) { 6 var p = params[j]; 7 if (p == key) 8 return true; 9 if (p.indexOf(key + "=") == 0) 10 return p.substring(key.length + 1); 11 if (p.indexOf("=") < 0 && key == "") 12 return p; 13 } 14 return false; 15} 16 17function handleRequest(request, response) { 18 try { 19 // Get the filename to send back. 20 var filename = parseQuery(request, "file"); 21 22 const CC = Components.Constructor; 23 const BinaryOutputStream = CC("@mozilla.org/binaryoutputstream;1", 24 "nsIBinaryOutputStream", 25 "setOutputStream"); 26 var file = Components.classes["@mozilla.org/file/directory_service;1"]. 27 getService(Components.interfaces.nsIProperties). 28 get("CurWorkD", Components.interfaces.nsIFile); 29 var fis = Components.classes['@mozilla.org/network/file-input-stream;1']. 30 createInstance(Components.interfaces.nsIFileInputStream); 31 var bis = Components.classes["@mozilla.org/binaryinputstream;1"]. 32 createInstance(Components.interfaces.nsIBinaryInputStream); 33 var paths = "tests/dom/media/test/" + filename; 34 dump(paths + '\n'); 35 var split = paths.split("/"); 36 for(var i = 0; i < split.length; ++i) { 37 file.append(split[i]); 38 } 39 fis.init(file, -1, -1, false); 40 41 // handle range requests 42 var partialstart = 0, 43 partialend = file.fileSize - 1; 44 if (request.hasHeader("Range")) { 45 var range = request.getHeader("Range"); 46 var parts = range.replace(/bytes=/, "").split("-"); 47 var partialstart = parts[0]; 48 var partialend = parts[1]; 49 if (!partialend.length) { 50 partialend = file.fileSize - 1; 51 } 52 response.setStatusLine(request.httpVersion, 206, "Partial Content"); 53 var contentRange = "bytes " + partialstart + "-" + partialend + "/" + file.fileSize; 54 response.setHeader("Content-Range", contentRange); 55 } 56 57 fis.seek(Components.interfaces.nsISeekableStream.NS_SEEK_SET, partialstart); 58 bis.setInputStream(fis); 59 60 var sendContentType = parseQuery(request, "nomime"); 61 if (sendContentType == false) { 62 var contentType = parseQuery(request, "type"); 63 if (contentType == false) { 64 // This should not happen. 65 dump("No type specified without having \'nomime\' in parameters."); 66 return; 67 } 68 response.setHeader("Content-Type", contentType, false); 69 } 70 response.setHeader("Content-Length", ""+bis.available(), false); 71 72 var bytes = bis.readBytes(bis.available()); 73 response.write(bytes, bytes.length); 74 } catch (e) { 75 dump ("ERROR : " + e + "\n"); 76 } 77} 78