From 7d533fdf0b45994a33f144e09b75b6ce1381c38f Mon Sep 17 00:00:00 2001
From: Wojciech Kosowicz <w.kosowicz@samsung.com>
Date: Tue, 17 Feb 2015 13:48:32 +0100
Subject: [PATCH] [Filesystem] Unlink file

Change-Id: I7856188132ba7fce9699a8e8169e2882c6026333
Signed-off-by: Wojciech Kosowicz <w.kosowicz@samsung.com>
---
 src/filesystem/filesystem_instance.cc | 33 +++++++++++++++++++++++++++
 src/filesystem/filesystem_instance.h  |  1 +
 src/filesystem/filesystem_manager.cc  | 12 ++++++++++
 src/filesystem/filesystem_manager.h   |  5 ++++
 4 files changed, 51 insertions(+)

diff --git a/src/filesystem/filesystem_instance.cc b/src/filesystem/filesystem_instance.cc
index d326344a..e7088d32 100644
--- a/src/filesystem/filesystem_instance.cc
+++ b/src/filesystem/filesystem_instance.cc
@@ -41,6 +41,7 @@ FilesystemInstance::FilesystemInstance() {
   REGISTER_ASYNC("FileSystemManager_mkdir", FileSystemManagerMakeDirectory);
   REGISTER_SYNC("FileSystemManager_mkdirSync",
                 FileSystemManagerMakeDirectorySync);
+  REGISTER_ASYNC("File_unlinkFile", UnlinkFile);
 #undef REGISTER_SYNC
 #undef REGISTER_ASYNC
 }
@@ -283,6 +284,38 @@ void FilesystemInstance::ReadDir(const picojson::value& args,
       &FilesystemManager::ReadDir, &fm, pathToDir, onSuccess, onError));
 }
 
+void FilesystemInstance::UnlinkFile(const picojson::value& args,
+                                  picojson::object& out) {
+  LoggerD("enter");
+  CHECK_EXIST(args, "pathToFile", out)
+
+  double callback_id = args.get("callbackId").get<double>();
+  const std::string& pathToFile = args.get("pathToFile").get<std::string>();
+
+  auto onSuccess = [this, callback_id]() {
+    LoggerD("enter");
+    picojson::value result = picojson::value();
+    picojson::value response = picojson::value(picojson::object());
+    picojson::object& obj = response.get<picojson::object>();
+    obj["callbackId"] = picojson::value(callback_id);
+    ReportSuccess(result, obj);
+    PostMessage(response.serialize().c_str());
+  };
+
+  auto onError = [this, callback_id](FilesystemError e) {
+    LoggerD("enter");
+    picojson::value response = picojson::value(picojson::object());
+    picojson::object& obj = response.get<picojson::object>();
+    obj["callbackId"] = picojson::value(callback_id);
+    PrepareError(e, obj);
+    PostMessage(response.serialize().c_str());
+  };
+
+  FilesystemManager& fm = FilesystemManager::GetInstance();
+  common::TaskQueue::GetInstance().Async(std::bind(
+      &FilesystemManager::UnlinkFile, &fm, pathToFile, onSuccess, onError));
+}
+
 void FilesystemInstance::PrepareError(const FilesystemError& error, picojson::object& out)
 {
   LoggerD("enter");
diff --git a/src/filesystem/filesystem_instance.h b/src/filesystem/filesystem_instance.h
index fc5a342b..162d77a7 100644
--- a/src/filesystem/filesystem_instance.h
+++ b/src/filesystem/filesystem_instance.h
@@ -30,6 +30,7 @@ class FilesystemInstance : public common::ParsedInstance {
   void FileSystemManagerMakeDirectorySync(const picojson::value& args,
                                           picojson::object& out);
   void ReadDir(const picojson::value& args, picojson::object& out);
+  void UnlinkFile(const picojson::value& args, picojson::object& out);
   void PrepareError(const FilesystemError& error, picojson::object& out);
 };
 
diff --git a/src/filesystem/filesystem_manager.cc b/src/filesystem/filesystem_manager.cc
index 4121811b..66676717 100644
--- a/src/filesystem/filesystem_manager.cc
+++ b/src/filesystem/filesystem_manager.cc
@@ -252,5 +252,17 @@ void FilesystemManager::ReadDir(
     return;
   }
 }
+
+void FilesystemManager::UnlinkFile(
+        const std::string& path,
+        const std::function<void()>& success_cb,
+        const std::function<void(FilesystemError)>& error_cb) {
+  if (unlink(path.c_str()) != 0) {
+      LoggerE("Error occured while deleting file");
+      error_cb(FilesystemError::Other);
+      return;
+  }
+  success_cb();
+}
 }  // namespace filesystem
 }  // namespace extension
diff --git a/src/filesystem/filesystem_manager.h b/src/filesystem/filesystem_manager.h
index 175c04f7..30b5420f 100644
--- a/src/filesystem/filesystem_manager.h
+++ b/src/filesystem/filesystem_manager.h
@@ -23,6 +23,11 @@ class FilesystemManager {
  public:
   static FilesystemManager& GetInstance();
 
+  void UnlinkFile(
+          const std::string& path,
+          const std::function<void()>& success_cb,
+          const std::function<void(FilesystemError)>& error_cb);
+
   void StatPath(const std::string& path,
                 const std::function<void(const FilesystemStat&)>& success_cb,
                 const std::function<void(FilesystemError)>& error_cb);
-- 
2.34.1