Wire up /batches in skiaserve

tools/skiaserve/urlhandlers/BatchesHandler.cpp

Index: tools/skiaserve/urlhandlers/BatchesHandler.cpp
diff --git a/tools/skiaserve/urlhandlers/BatchesHandler.cpp b/tools/skiaserve/urlhandlers/BatchesHandler.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..221c5393c7081183d431677b2946f030611e808f
--- /dev/null
+++ b/tools/skiaserve/urlhandlers/BatchesHandler.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "UrlHandler.h"
+
+#include "microhttpd.h"
+#include "../Request.h"
+#include "../Response.h"
+
+using namespace Response;
+
+bool BatchesHandler::canHandle(const char* method, const char* url) {
+    const char* kBasePath = "/batches";
+    return 0 == strncmp(url, kBasePath, strlen(kBasePath));
+}
+
+int BatchesHandler::handle(Request* request, MHD_Connection* connection,
+                           const char* url, const char* method,
+                           const char* upload_data, size_t* upload_data_size) {
+    SkTArray<SkString> commands;
+    SkStrSplit(url, "/", &commands);
+
+    if (!request->hasPicture() || commands.count() > 1) {
+        return MHD_NO;
+    }
+
+    // /batches
+    if (0 == strcmp(method, MHD_HTTP_METHOD_GET)) {
+        int n = request->getLastOp();
+        
+        SkAutoTUnref<SkData> data(request->getJsonBatchList(n));
+        return SendData(connection, data, "application/json");
+    }
+
+    return MHD_NO;
+}
+