forked from cory/tildefriends
Fix caching for all of the requests. The free wifi I get at Bacchus from Angela's Bridal isn't great.
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3981 ed5197a5-7fde-0310-b194-c3ffbd925b24
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parent
f983c3d987
commit
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301
core/core.js
301
core/core.js
@ -415,9 +415,24 @@ async function staticFileHandler(request, response, blobId, uri) {
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if (uri === kStaticFiles[i].uri) {
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var path = kStaticFiles[i].path || uri.substring(1);
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var type = kStaticFiles[i].type || guessType(path);
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var data = await File.readFile("core/" + path);
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response.writeHead(200, Object.assign({"Content-Type": type, "Content-Length": data.byteLength}, kStaticFiles[i].headers || {}));
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response.end(data);
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let stat = await File.stat('core/' + path);
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let id = `${stat.mtime}_${stat.size}`;
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if (request.headers['if-none-match'] === '"' + id + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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var data = await File.readFile('core/' + path);
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response.writeHead(200, Object.assign(
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{
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'Content-Type': type,
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'Content-Length': data.byteLength,
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'etag': '"' + id + '"',
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},
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kStaticFiles[i].headers || {}));
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response.end(data);
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}
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return;
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}
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}
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@ -443,9 +458,21 @@ async function staticDirectoryHandler(request, response, directory, uri) {
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}
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try {
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var data = await File.readFile(directory + filename);
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response.writeHead(200, {"Content-Type": k_mime_types[filename.split('.').pop()] || 'text/plain', "Content-Length": data.byteLength});
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response.end(data);
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let stat = await File.stat(directory + filename);
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let id = `${stat.mtime}_${stat.size}`;
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if (request.headers['if-none-match'] === '"' + id + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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var data = await File.readFile(directory + filename);
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response.writeHead(200, {
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'Content-Type': k_mime_types[filename.split('.').pop()] || 'text/plain',
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'Content-Length': data.byteLength,
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'etag': '"' + id + '"',
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});
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response.end(data);
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}
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} catch {
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response.writeHead(404, {"Content-Type": "text/plain; charset=utf-8", "Content-Length": "File not found".length});
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response.end("File not found");
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@ -513,16 +540,26 @@ function guessType(path) {
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}
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async function blobHandler(request, response, blobId, uri) {
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var found = false;
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if (!found) {
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for (var i in kStaticFiles) {
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if (uri === kStaticFiles[i].uri && kStaticFiles[i].path) {
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found = true;
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var data = await File.readFile("core/" + kStaticFiles[i].path);
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response.writeHead(200, {"Content-Type": kStaticFiles[i].type, "Content-Length": data.byteLength});
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for (var i in kStaticFiles) {
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if (uri === kStaticFiles[i].uri && kStaticFiles[i].path) {
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let stat = await File.stat('core/' + kStaticFiles[i].path);
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let id = `${stat.mtime}_${stat.size}`;
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if (request.headers['if-none-match'] === '"' + id + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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var data = await File.readFile('core/' + kStaticFiles[i].path);
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response.writeHead(200, Object.assign(
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{
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'Content-Type': kStaticFiles[i].type,
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'Content-Length': data.byteLength,
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'etag': '"' + id + '"',
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},
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kStaticFiles[i].headers || {}));
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response.end(data);
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break;
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}
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return;
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}
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}
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@ -532,133 +569,141 @@ async function blobHandler(request, response, blobId, uri) {
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return;
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}
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if (!found) {
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var process;
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if (uri == "/view") {
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var data;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var id = await new Database(match[1]).get('path:' + match[2]);
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if (id) {
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if (request.headers['if-none-match'] && request.headers['if-none-match'] == '"' + id + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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data = await getBlobOrContent(id);
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if (match[3]) {
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var appObject = JSON.parse(data);
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data = appObject.files[match[3]];
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}
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sendData(response, data, undefined, {etag: '"' + id + '"'});
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}
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var process;
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if (uri == "/view") {
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var data;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var id = await new Database(match[1]).get('path:' + match[2]);
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if (id) {
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if (request.headers['if-none-match'] === '"' + id + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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sendData(response, data);
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data = await getBlobOrContent(id);
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if (match[3]) {
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var appObject = JSON.parse(data);
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data = appObject.files[match[3]];
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}
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sendData(response, data, undefined, {etag: '"' + id + '"'});
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}
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} else {
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data = await getBlobOrContent(blobId);
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sendData(response, data);
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}
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} else if (uri == "/save") {
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let newBlobId = await ssb.blobStore(request.body);
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var match;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var user = match[1];
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var appName = match[2];
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var credentials = auth.query(request.headers);
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if (credentials && credentials.session &&
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(credentials.session.name == user ||
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(credentials.permissions.administration && user == 'core'))) {
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var database = new Database(user);
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var apps = new Set();
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let apps_original = database.get('apps');
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try {
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apps = new Set(JSON.parse(apps_original));
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} catch {
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}
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if (!apps.has(appName)) {
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apps.add(appName);
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}
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apps = JSON.stringify([...apps].sort());
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if (apps != apps_original) {
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database.set('apps', apps);
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}
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database.set('path:' + appName, newBlobId);
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if (request.headers['if-none-match'] === '"' + blobId + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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response.writeHead(401, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("401 Unauthorized");
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return;
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sendData(response, data, undefined, {etag: '"' + blobId + '"'});
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}
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}
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response.writeHead(200, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("/" + newBlobId);
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} else if (uri == "/delete") {
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let match;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var user = match[1];
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var appName = match[2];
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var credentials = auth.query(request.headers);
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if (credentials && credentials.session &&
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(credentials.session.name == user ||
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(credentials.permissions.administration && user == 'core'))) {
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var database = new Database(user);
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var apps = new Set();
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try {
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apps = new Set(JSON.parse(database.get('apps')));
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} catch {
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}
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if (apps.delete(appName)) {
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database.set('apps', JSON.stringify([...apps]));
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}
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database.remove('path:' + appName);
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} else {
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response.writeHead(401, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("401 Unauthorized");
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return;
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}
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}
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response.writeHead(200, {"Content-Type": "text/plain; charset=utf-8"});
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response.end('OK');
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} else {
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var data;
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var type;
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var headers;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var db = new Database(match[1]);
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var id = await db.get('path:' + match[2]);
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if (id) {
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if (request.headers['if-none-match'] && request.headers['if-none-match'] == '"' + id + '"') {
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headers = {
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'Access-Control-Allow-Origin': '*',
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};
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response.writeHead(304, headers);
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response.end();
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} else {
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data = utf8Decode(await getBlobOrContent(id));
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var appObject = JSON.parse(data);
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data = appObject.files[uri.substring(1)];
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data = await getBlobOrContent(data);
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type = guessType(uri);
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headers = {
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'ETag': '"' + id + '"',
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'Access-Control-Allow-Origin': '*',
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};
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sendData(response, data, type, headers);
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}
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if (request.headers['if-none-match'] === '"' + blobId + '"') {
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response.writeHead(304, {});
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response.end();
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} else {
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data = await getBlobOrContent(blobId);
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sendData(response, data, undefined, {etag: '"' + blobId + '"'});
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}
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}
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} else if (uri == "/save") {
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let newBlobId = await ssb.blobStore(request.body);
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var match;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var user = match[1];
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var appName = match[2];
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var credentials = auth.query(request.headers);
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if (credentials && credentials.session &&
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(credentials.session.name == user ||
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(credentials.permissions.administration && user == 'core'))) {
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var database = new Database(user);
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var apps = new Set();
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let apps_original = database.get('apps');
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try {
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apps = new Set(JSON.parse(apps_original));
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} catch {
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}
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if (!apps.has(appName)) {
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apps.add(appName);
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}
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apps = JSON.stringify([...apps].sort());
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if (apps != apps_original) {
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database.set('apps', apps);
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}
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database.set('path:' + appName, newBlobId);
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} else {
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response.writeHead(401, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("401 Unauthorized");
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return;
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}
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}
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response.writeHead(200, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("/" + newBlobId);
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} else if (uri == "/delete") {
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let match;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var user = match[1];
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var appName = match[2];
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var credentials = auth.query(request.headers);
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if (credentials && credentials.session &&
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(credentials.session.name == user ||
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(credentials.permissions.administration && user == 'core'))) {
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var database = new Database(user);
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var apps = new Set();
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try {
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apps = new Set(JSON.parse(database.get('apps')));
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} catch {
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}
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if (apps.delete(appName)) {
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database.set('apps', JSON.stringify([...apps]));
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}
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database.remove('path:' + appName);
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} else {
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response.writeHead(401, {"Content-Type": "text/plain; charset=utf-8"});
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response.end("401 Unauthorized");
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return;
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}
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}
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response.writeHead(200, {"Content-Type": "text/plain; charset=utf-8"});
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response.end('OK');
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} else {
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var data;
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var type;
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var headers;
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if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
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var db = new Database(match[1]);
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var id = await db.get('path:' + match[2]);
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if (id) {
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if (request.headers['if-none-match'] && request.headers['if-none-match'] == '"' + id + '"') {
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headers = {
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'Access-Control-Allow-Origin': '*',
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};
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response.writeHead(304, headers);
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response.end();
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} else {
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data = utf8Decode(await getBlobOrContent(id));
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var appObject = JSON.parse(data);
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data = appObject.files[uri.substring(1)];
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data = await getBlobOrContent(data);
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type = guessType(uri);
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headers = {
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'ETag': '"' + id + '"',
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'Access-Control-Allow-Origin': '*',
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};
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sendData(response, data, type, headers);
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}
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} else {
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data = utf8Decode(await getBlobOrContent(blobId));
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var appObject = JSON.parse(data);
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data = appObject.files[uri.substring(1)];
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data = await getBlobOrContent(data);
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headers = {
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'Access-Control-Allow-Origin': '*',
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};
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sendData(response, data, type, headers);
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}
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} else {
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data = utf8Decode(await getBlobOrContent(blobId));
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var appObject = JSON.parse(data);
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data = appObject.files[uri.substring(1)];
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data = await getBlobOrContent(data);
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headers = {
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'Access-Control-Allow-Origin': '*',
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};
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sendData(response, data, type, headers);
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}
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}
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}
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