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 "tools/skiaserve/Request.h"
12 #include "tools/skiaserve/Response.h"
13 
14 using namespace Response;
15 
canHandle(const char * method,const char * url)16 bool InfoHandler::canHandle(const char* method, const char* url) {
17     const char* kBaseName = "/info";
18     return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
19            0 == strncmp(url, kBaseName, strlen(kBaseName));
20 }
21 
handle(Request * request,MHD_Connection * connection,const char * url,const char * method,const char * upload_data,size_t * upload_data_size)22 int InfoHandler::handle(Request* request, MHD_Connection* connection,
23                         const char* url, const char* method,
24                         const char* upload_data, size_t* upload_data_size) {
25     SkTArray<SkString> commands;
26     SkStrSplit(url, "/", &commands);
27 
28     if (!request->hasPicture() || commands.count() > 2) {
29         return MHD_NO;
30     }
31 
32     int n;
33     // /info or /info/N
34     if (commands.count() == 1) {
35         n = request->getLastOp();
36     } else {
37         sscanf(commands[1].c_str(), "%d", &n);
38     }
39 
40     sk_sp<SkData> data(request->getJsonInfo(n));
41     return SendData(connection, data.get(), "application/json");
42 }
43