dropboxstorage.cpp

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#define FORBIDDEN_SYMBOL_ALLOW_ALL

#include <curl/curl.h>
#include "backends/cloud/dropbox/dropboxstorage.h"
#include "backends/cloud/dropbox/dropboxcreatedirectoryrequest.h"
#include "backends/cloud/dropbox/dropboxinforequest.h"
#include "backends/cloud/dropbox/dropboxlistdirectoryrequest.h"
#include "backends/cloud/dropbox/dropboxuploadrequest.h"
#include "backends/cloud/cloudmanager.h"
#include "backends/networking/curl/connectionmanager.h"
#include "backends/networking/curl/curljsonrequest.h"
#include "common/config-manager.h"
#include "common/debug.h"
#include "common/json.h"

namespace Cloud {
namespace Dropbox {

#define DROPBOX_API_FILES_DOWNLOAD "https://content.dropboxapi.com/2/files/download"

DropboxStorage::DropboxStorage(Common::String accessToken, bool enabled): BaseStorage(accessToken, "", enabled) {}

DropboxStorage::DropboxStorage(Common::String code, Networking::ErrorCallback cb): BaseStorage() {
    getAccessToken(code, cb);
}

DropboxStorage::~DropboxStorage() {}

Common::String DropboxStorage::cloudProvider() { return "dropbox"; }

uint32 DropboxStorage::storageIndex() { return kStorageDropboxId; }

bool DropboxStorage::needsRefreshToken() { return false; }

bool DropboxStorage::canReuseRefreshToken() { return false; }

void DropboxStorage::saveConfig(Common::String keyPrefix) {
    ConfMan.set(keyPrefix + "access_token", _token, ConfMan.kCloudDomain);
    saveIsEnabledFlag(keyPrefix);
}

Common::String DropboxStorage::name() const {
    return "Dropbox";
}

Networking::Request *DropboxStorage::listDirectory(Common::String path, ListDirectoryCallback outerCallback, Networking::ErrorCallback errorCallback, bool recursive) {
    return addRequest(new DropboxListDirectoryRequest(_token, path, outerCallback, errorCallback, recursive));
}

Networking::Request *DropboxStorage::upload(Common::String path, Common::SeekableReadStream *contents, UploadCallback callback, Networking::ErrorCallback errorCallback) {
    return addRequest(new DropboxUploadRequest(_token, path, contents, callback, errorCallback));
}

Networking::Request *DropboxStorage::streamFileById(Common::String path, Networking::NetworkReadStreamCallback callback, Networking::ErrorCallback errorCallback) {
    Common::JSONObject jsonRequestParameters;
    jsonRequestParameters.setVal("path", new Common::JSONValue(path));
    Common::JSONValue value(jsonRequestParameters);

    Networking::CurlRequest *request = new Networking::CurlRequest(nullptr, nullptr, DROPBOX_API_FILES_DOWNLOAD); //TODO: is it OK to pass no callbacks?
    request->addHeader("Authorization: Bearer " + _token);
    request->addHeader("Dropbox-API-Arg: " + Common::JSON::stringify(&value));
    request->addHeader("Content-Type: "); //required to be empty (as we do POST, it's usually app/form-url-encoded)

    Networking::NetworkReadStreamResponse response = request->execute();
    if (callback)
        (*callback)(response);
    return response.request; // no leak here, response.request == request
}

Networking::Request *DropboxStorage::createDirectory(Common::String path, BoolCallback callback, Networking::ErrorCallback errorCallback) {
    if (!errorCallback)
        errorCallback = getErrorPrintingCallback();
    return addRequest(new DropboxCreateDirectoryRequest(_token, path, callback, errorCallback));
}

Networking::Request *DropboxStorage::info(StorageInfoCallback callback, Networking::ErrorCallback errorCallback) {
    if (!errorCallback)
        errorCallback = getErrorPrintingCallback();
    return addRequest(new DropboxInfoRequest(_token, callback, errorCallback));
}

Common::String DropboxStorage::savesDirectoryPath() { return "/saves/"; }

DropboxStorage *DropboxStorage::loadFromConfig(Common::String keyPrefix) {
    if (!ConfMan.hasKey(keyPrefix + "access_token", ConfMan.kCloudDomain)) {
        warning("DropboxStorage: no access_token found");
        return nullptr;
    }

    Common::String accessToken = ConfMan.get(keyPrefix + "access_token", ConfMan.kCloudDomain); 
    return new DropboxStorage(accessToken, loadIsEnabledFlag(keyPrefix));
}

void DropboxStorage::removeFromConfig(Common::String keyPrefix) {
    ConfMan.removeKey(keyPrefix + "access_token", ConfMan.kCloudDomain);
    removeIsEnabledFlag(keyPrefix);
}

} // End of namespace Dropbox
} // End of namespace Cloud