1 /*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "tools/skiaserve/urlhandlers/UrlHandler.h"
9
10 #include "microhttpd.h"
11 #include "src/core/SkStringUtils.h"
12 #include "tools/skiaserve/Request.h"
13 #include "tools/skiaserve/Response.h"
14
15 using namespace skia_private;
16 using namespace Response;
17
canHandle(const char * method,const char * url)18 bool CmdHandler::canHandle(const char* method, const char* url) {
19 const char* kBasePath = "/cmd";
20 return 0 == strncmp(url, kBasePath, strlen(kBasePath));
21 }
22
handle(Request * request,MHD_Connection * connection,const char * url,const char * method,const char * upload_data,size_t * upload_data_size)23 int CmdHandler::handle(Request* request, MHD_Connection* connection,
24 const char* url, const char* method,
25 const char* upload_data, size_t* upload_data_size) {
26 TArray<SkString> commands;
27 SkStrSplit(url, "/", &commands);
28
29 if (!request->hasPicture() || commands.size() > 3) {
30 return MHD_NO;
31 }
32
33 // /cmd
34 if (0 == strcmp(method, MHD_HTTP_METHOD_GET)) {
35 sk_sp<SkData> data(request->getJsonOps());
36 return SendData(connection, data.get(), "application/json");
37 }
38
39 // /cmd/N, for now only delete supported
40 if (commands.size() == 2 && 0 == strcmp(method, MHD_HTTP_METHOD_DELETE)) {
41 int n;
42 sscanf(commands[1].c_str(), "%d", &n);
43 request->fDebugCanvas->deleteDrawCommandAt(n);
44 return SendOK(connection);
45 }
46
47 // /cmd/N/[0|1]
48 if (commands.size() == 3 && 0 == strcmp(method, MHD_HTTP_METHOD_POST)) {
49 int n, toggle;
50 sscanf(commands[1].c_str(), "%d", &n);
51 sscanf(commands[2].c_str(), "%d", &toggle);
52 request->fDebugCanvas->toggleCommand(n, SkToBool(toggle));
53 return SendOK(connection);
54 }
55
56 return MHD_NO;
57 }
58