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authorAlexander Tkachev2016-07-08 16:00:11 +0600
committerAlexander Tkachev2016-08-24 16:07:55 +0600
commitf0fc18d2ee02c61524486aa1e73b781a6f64ef23 (patch)
tree6f7cbfb9ea64ec9018601a4e381c02a4589c63c3 /backends/networking
parentf3ee9e3272c76236a5f234d00cb9ba1afa81ef60 (diff)
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CLOUD: Add UploadFileHandler
Diffstat (limited to 'backends/networking')
-rw-r--r--backends/networking/sdl_net/client.cpp2
-rw-r--r--backends/networking/sdl_net/client.h1
-rw-r--r--backends/networking/sdl_net/handlers/uploadfilehandler.cpp187
-rw-r--r--backends/networking/sdl_net/handlers/uploadfilehandler.h51
-rw-r--r--backends/networking/sdl_net/localwebserver.cpp1
-rw-r--r--backends/networking/sdl_net/localwebserver.h2
-rw-r--r--backends/networking/sdl_net/reader.cpp6
-rw-r--r--backends/networking/sdl_net/reader.h2
8 files changed, 252 insertions, 0 deletions
diff --git a/backends/networking/sdl_net/client.cpp b/backends/networking/sdl_net/client.cpp
index 32aa1e4bef..13543a6c44 100644
--- a/backends/networking/sdl_net/client.cpp
+++ b/backends/networking/sdl_net/client.cpp
@@ -116,6 +116,8 @@ Common::String Client::query() const { return _reader.query(); }
Common::String Client::queryParameter(Common::String name) const { return _reader.queryParameter(name); }
+Common::String Client::attachedFile(Common::String name) const { return _reader.attachedFile(name); }
+
Common::String Client::anchor() const { return _reader.anchor(); }
bool Client::socketIsReady() { return SDLNet_SocketReady(_socket); }
diff --git a/backends/networking/sdl_net/client.h b/backends/networking/sdl_net/client.h
index 9764dacb51..cd10adc780 100644
--- a/backends/networking/sdl_net/client.h
+++ b/backends/networking/sdl_net/client.h
@@ -72,6 +72,7 @@ public:
Common::String path() const;
Common::String query() const;
Common::String queryParameter(Common::String name) const;
+ Common::String attachedFile(Common::String name) const;
Common::String anchor() const;
/**
diff --git a/backends/networking/sdl_net/handlers/uploadfilehandler.cpp b/backends/networking/sdl_net/handlers/uploadfilehandler.cpp
new file mode 100644
index 0000000000..1eabf1d926
--- /dev/null
+++ b/backends/networking/sdl_net/handlers/uploadfilehandler.cpp
@@ -0,0 +1,187 @@
+/* ScummVM - Graphic Adventure Engine
+*
+* ScummVM is the legal property of its developers, whose names
+* are too numerous to list here. Please refer to the COPYRIGHT
+* file distributed with this source distribution.
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License
+* as published by the Free Software Foundation; either version 2
+* of the License, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*
+*/
+
+#include "backends/networking/sdl_net/handlers/uploadfilehandler.h"
+#include "backends/networking/sdl_net/localwebserver.h"
+#include "backends/fs/fs-factory.h"
+#include "common/file.h"
+#include "common/translation.h"
+
+namespace Networking {
+
+#define INDEX_PAGE_NAME ".index.html"
+
+UploadFileHandler::UploadFileHandler() {}
+
+UploadFileHandler::~UploadFileHandler() {}
+
+void UploadFileHandler::handle(Client &client) {
+ Common::String errorMessage = "";
+
+ // show an error message if failed to upload the file
+ if (!uploadFile(client, errorMessage)) {
+ handleErrorMessage(
+ client,
+ Common::String::format(
+ "%s<br/><a href=\"files?path=%s\">%s</a>",
+ errorMessage.c_str(),
+ "%2F", //that's encoded "/"
+ _("Back to the files manager")
+ )
+ );
+ return;
+ }
+
+ Common::String response = "<html><head><title>ScummVM</title></head><body>{message}</body></html>";
+
+ // load stylish response page from the archive
+ Common::SeekableReadStream *const stream = getArchiveFile(INDEX_PAGE_NAME);
+ if (stream) response = readEverythingFromStream(stream);
+
+ replace(response, "{message}", Common::String::format(
+ "%s<br/><a href=\"files?path=%s\">%s</a>",
+ _("Uploaded successfully!"),
+ client.queryParameter("path").c_str(),
+ _("Back to parent directory")
+ )
+ );
+ LocalWebserver::setClientRedirectHandler(
+ client, response,
+ "/files?path=" + LocalWebserver::urlEncodeQueryParameterValue(client.queryParameter("path"))
+ );
+}
+
+void UploadFileHandler::handleErrorMessage(Client &client, Common::String message) {
+ Common::String response = "<html><head><title>ScummVM</title></head><body>{message}</body></html>";
+
+ // load stylish response page from the archive
+ Common::SeekableReadStream *const stream = getArchiveFile(INDEX_PAGE_NAME);
+ if (stream) response = readEverythingFromStream(stream);
+
+ replace(response, "{message}", message);
+ LocalWebserver::setClientGetHandler(client, response);
+}
+
+namespace {
+bool copyStream(Common::ReadStream *from, Common::WriteStream *into) {
+ assert(from);
+ assert(into);
+ const uint32 BUFFER_SIZE = 1 * 1024 * 1024;
+ void *buffer = malloc(BUFFER_SIZE);
+ bool success = true;
+ assert(buffer);
+
+ while (!from->eos()) {
+ uint32 readBytes = from->read(buffer, BUFFER_SIZE);
+
+ if (from->err()) {
+ warning("copyStream: failed to read bytes from the stream");
+ success = false;
+ break;
+ }
+
+ if (readBytes != 0)
+ if (into->write(buffer, readBytes) != readBytes || into->err()) {
+ warning("copyStream: failed to write all bytes into the file");
+ success = false;
+ break;
+ }
+ }
+
+ free(buffer);
+ return success;
+}
+}
+
+bool UploadFileHandler::uploadFile(Client &client, Common::String &errorMessage) {
+ Common::String path = client.queryParameter("path");
+ Common::String originalFilename = client.queryParameter("upload_file");
+ Common::String tempFilename = client.attachedFile(originalFilename);
+ debug("path = <%s>", path.c_str());
+ debug("filename = <%s>", originalFilename.c_str());
+ debug("tempfile = <%s>", tempFilename.c_str());
+
+ // check that <path> is not an absolute root
+ if (path == "" || path == "/" || path == "\\") {
+ errorMessage = _("Invalid path!");
+ return false;
+ }
+
+ // transform virtual path to actual file system one
+ Common::String prefixToRemove = "", prefixToAdd = "";
+ if (!transformPath(path, prefixToRemove, prefixToAdd, false) || path.empty()) {
+ errorMessage = _("Invalid path!");
+ return false;
+ }
+
+ // check that <path> exists and is directory
+ AbstractFSNode *node = g_system->getFilesystemFactory()->makeFileNodePath(path);
+ if (!node->exists()) {
+ errorMessage = _("The parent directory doesn't exist!");
+ return false;
+ }
+ if (!node->isDirectory()) {
+ errorMessage = _("Can't upload into a file!");
+ return false;
+ }
+
+ // check that <path>/<originalFilename> doesn't exist
+ if (path.lastChar() != '/' && path.lastChar() != '\\') path += '/';
+ AbstractFSNode *originalNode = g_system->getFilesystemFactory()->makeFileNodePath(path + originalFilename);
+ if (originalNode->exists()) {
+ errorMessage = _("There is a file with that name in the parent directory!");
+ return false;
+ }
+
+ // check that <tempFilename> exists
+ AbstractFSNode *tempNode = g_system->getFilesystemFactory()->makeFileNodePath(tempFilename);
+ if (!tempNode->exists() || tempNode->isDirectory()) {
+ errorMessage = _("Failed to upload the file!");
+ return false;
+ }
+
+ // copy <tempFilename> into <path>/<originalFilename>
+ // FIXME: I think we should move/rename file with some system call
+ // even though that might be less portable, that is much better than
+ // making an actual copy of data (because user might had enough place
+ // for one copy of the file, but not for two of them)
+ Common::ReadStream *tempStream = tempNode->createReadStream();
+ Common::WriteStream *fileStream = originalNode->createWriteStream();
+ if (tempStream == nullptr || fileStream == nullptr || !copyStream(tempStream, fileStream)) {
+ delete tempStream;
+ delete fileStream;
+ errorMessage = _("Failed to upload the file!");
+ return false;
+ }
+
+ delete tempStream;
+ delete fileStream;
+ return true;
+}
+
+/// public
+
+ClientHandlerCallback UploadFileHandler::getHandler() {
+ return new Common::Callback<UploadFileHandler, Client &>(this, &UploadFileHandler::handle);
+}
+
+} // End of namespace Networking
diff --git a/backends/networking/sdl_net/handlers/uploadfilehandler.h b/backends/networking/sdl_net/handlers/uploadfilehandler.h
new file mode 100644
index 0000000000..6300a13e8d
--- /dev/null
+++ b/backends/networking/sdl_net/handlers/uploadfilehandler.h
@@ -0,0 +1,51 @@
+/* ScummVM - Graphic Adventure Engine
+*
+* ScummVM is the legal property of its developers, whose names
+* are too numerous to list here. Please refer to the COPYRIGHT
+* file distributed with this source distribution.
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License
+* as published by the Free Software Foundation; either version 2
+* of the License, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*
+*/
+
+#ifndef BACKENDS_NETWORKING_SDL_NET_UPLOADFILEHANDLER_H
+#define BACKENDS_NETWORKING_SDL_NET_UPLOADFILEHANDLER_H
+
+#include "backends/networking/sdl_net/handlers/filesbasehandler.h"
+
+namespace Networking {
+
+class UploadFileHandler: public FilesBaseHandler {
+ void handle(Client &client);
+ void handleErrorMessage(Client &client, Common::String message);
+
+ /**
+ * Uploads file.
+ *
+ * Fills <errorMessage> on failure.
+ *
+ * Returns true on success.
+ */
+ bool uploadFile(Client &client, Common::String &errorMessage);
+public:
+ UploadFileHandler();
+ virtual ~UploadFileHandler();
+
+ virtual ClientHandlerCallback getHandler();
+};
+
+} // End of namespace Networking
+
+#endif
diff --git a/backends/networking/sdl_net/localwebserver.cpp b/backends/networking/sdl_net/localwebserver.cpp
index 8f9c30d069..86a1d1a3f5 100644
--- a/backends/networking/sdl_net/localwebserver.cpp
+++ b/backends/networking/sdl_net/localwebserver.cpp
@@ -47,6 +47,7 @@ LocalWebserver::LocalWebserver(): _set(nullptr), _serverSocket(nullptr), _timerS
addPathHandler("/files", _filesPageHandler.getHandler());
addPathHandler("/create", _createDirectoryHandler.getHandler());
addPathHandler("/download", _downloadFileHandler.getHandler());
+ addPathHandler("/upload", _uploadFileHandler.getHandler());
_defaultHandler = _resourceHandler.getHandler();
}
diff --git a/backends/networking/sdl_net/localwebserver.h b/backends/networking/sdl_net/localwebserver.h
index 24a4ecf6c3..124b1b3d8d 100644
--- a/backends/networking/sdl_net/localwebserver.h
+++ b/backends/networking/sdl_net/localwebserver.h
@@ -30,6 +30,7 @@
#include "backends/networking/sdl_net/handlers/filespagehandler.h"
#include "backends/networking/sdl_net/handlers/indexpagehandler.h"
#include "backends/networking/sdl_net/handlers/resourcehandler.h"
+#include "backends/networking/sdl_net/handlers/uploadfilehandler.h"
#include "common/hash-str.h"
#include "common/mutex.h"
#include "common/singleton.h"
@@ -63,6 +64,7 @@ class LocalWebserver : public Common::Singleton<LocalWebserver> {
FilesPageHandler _filesPageHandler;
CreateDirectoryHandler _createDirectoryHandler;
DownloadFileHandler _downloadFileHandler;
+ UploadFileHandler _uploadFileHandler;
ResourceHandler _resourceHandler;
uint32 _idlingFrames;
Common::Mutex _handleMutex;
diff --git a/backends/networking/sdl_net/reader.cpp b/backends/networking/sdl_net/reader.cpp
index 698c20919e..e08d5db566 100644
--- a/backends/networking/sdl_net/reader.cpp
+++ b/backends/networking/sdl_net/reader.cpp
@@ -51,6 +51,7 @@ Reader::Reader(): _randomSource("Networking::Reader") {
_headers = "";
_stream = nullptr;
+ _firstBlock = true;
_contentLength = 0;
_availableBytes = 0;
@@ -98,6 +99,7 @@ Reader &Reader::operator=(Reader &r) {
_headers = r._headers;
_stream = r._stream;
+ _firstBlock = r._firstBlock;
r._stream = nullptr;
_headers = r._headers;
@@ -383,6 +385,7 @@ Common::String generateTempFileName(Common::String originalFilename, Common::Ran
bool Reader::readContent() {
Common::String boundary = "--" + _boundary;
+ if (!_firstBlock) boundary = "\r\n" + boundary;
if (_window == nullptr) {
makeWindow(boundary.size());
@@ -403,6 +406,7 @@ bool Reader::readContent() {
if (!bytesLeft()) return false;
}
+ _firstBlock = false;
if (_isFileField) {
if (_stream != nullptr) {
_stream->flush();
@@ -514,6 +518,8 @@ Common::String Reader::query() const { return _query; }
Common::String Reader::queryParameter(Common::String name) const { return _queryParameters[name]; }
+Common::String Reader::attachedFile(Common::String name) const { return _attachedFiles[name]; }
+
Common::String Reader::anchor() const { return _anchor; }
} // End of namespace Networking
diff --git a/backends/networking/sdl_net/reader.h b/backends/networking/sdl_net/reader.h
index de0f3b668f..244d619f5f 100644
--- a/backends/networking/sdl_net/reader.h
+++ b/backends/networking/sdl_net/reader.h
@@ -53,6 +53,7 @@ class Reader {
Common::String _headers;
Common::WriteStream *_stream;
+ bool _firstBlock;
///Common::String _headers;
Common::String _method, _path, _query, _anchor;
@@ -99,6 +100,7 @@ public:
Common::String path() const;
Common::String query() const;
Common::String queryParameter(Common::String name) const;
+ Common::String attachedFile(Common::String name) const;
Common::String anchor() const;
};
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