[general] moving ios and android project under ./platform folder

render-test/file_source.cpp

@@ -0,0 +1,105 @@
+#include <mbgl/storage/file_source_manager.hpp>
+#include <mbgl/storage/resource.hpp>
+#include <mbgl/storage/resource_options.hpp>
+#include <mbgl/util/async_request.hpp>
+#include <mbgl/util/logging.hpp>
+
+#include <atomic>
+
+#include "file_source.hpp"
+
+namespace mbgl {
+
+std::atomic_size_t requestCount{0};
+std::atomic_size_t transferredSize{0};
+std::atomic_bool active{false};
+std::atomic_bool offline{true};
+
+ProxyFileSource::ProxyFileSource(std::shared_ptr<FileSource> defaultResourceLoader_, const ResourceOptions& options)
+    : defaultResourceLoader(std::move(defaultResourceLoader_)) {
+    assert(defaultResourceLoader);
+    if (offline) {
+        std::shared_ptr<FileSource> dbfs = FileSourceManager::get()->getFileSource(FileSourceType::Database, options);
+        dbfs->setProperty(READ_ONLY_MODE_KEY, true);
+    }
+}
+
+ProxyFileSource::~ProxyFileSource() = default;
+
+std::unique_ptr<AsyncRequest> ProxyFileSource::request(const Resource& resource, Callback callback) {
+    auto transformed = resource;
+
+    // If offline, force always loading the resource from the cache
+    // so we don't make any network request.
+    if (offline) {
+        transformed.loadingMethod = Resource::LoadingMethod::CacheOnly;
+    }
+
+    // This is needed for compatibility with the style tests that
+    // are using local:// instead of http:// which is the schema
+    // we support for cached files.
+    if (transformed.url.compare(0, 8, "local://") == 0) {
+        transformed.url.replace(0, 8, "http://");
+
+        if (transformed.kind == Resource::Kind::Tile && transformed.tileData) {
+            transformed.tileData->urlTemplate.replace(0, 8, "http://");
+        }
+    }
+
+    if (transformed.url.compare(0, 22, "http://localhost:2900/") == 0) {
+        transformed.url.replace(0, 22, "http://");
+
+        if (transformed.kind == Resource::Kind::Tile && transformed.tileData) {
+            transformed.tileData->urlTemplate.replace(0, 22, "http://");
+        }
+    }
+
+    return defaultResourceLoader->request(transformed, [=](Response response) {
+        if (transformed.loadingMethod == Resource::LoadingMethod::CacheOnly && response.noContent) {
+            if (transformed.kind == Resource::Kind::Tile && transformed.tileData) {
+                mbgl::Log::Info(mbgl::Event::Database,
+                                "Resource not found in cache: %s (%s)",
+                                transformed.url.c_str(),
+                                transformed.tileData->urlTemplate.c_str());
+            } else {
+                mbgl::Log::Info(mbgl::Event::Database, "Resource not found in cache: %s", transformed.url.c_str());
+            }
+        }
+
+        std::size_t size = response.data != nullptr ? response.data->size() : 0;
+        if (active) {
+            requestCount++;
+            transferredSize += size;
+        }
+        callback(response);
+    });
+}
+
+// static
+void ProxyFileSource::setOffline(bool status) {
+    offline = status;
+}
+
+// static
+void ProxyFileSource::setTrackingActive(bool active_) {
+    active = active_;
+    requestCount = 0;
+    transferredSize = 0;
+}
+
+// static
+bool ProxyFileSource::isTrackingActive() {
+    return active;
+}
+
+// static
+size_t ProxyFileSource::getRequestCount() {
+    return requestCount;
+}
+
+// static
+size_t ProxyFileSource::getTransferredSize() {
+    return transferredSize;
+}
+
+} // namespace mbgl