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livetrax/gtk2_ardour/sfdb_freesound_mootcher.h

123 lines
3.8 KiB
C++

/*
Copyright (C) 2012 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*sfdb_freesound_mootcher.h****************************************************************************
Adapted for Ardour by Ben Loftis, March 2008
Updated to new Freesound API by Colin Fletcher, November 2011
Mootcher Online Access to thefreesoundproject website
http://freesound.iua.upf.edu/
GPL 2005 Jorn Lemon
mail for questions/remarks: mootcher@twistedlemon.nl
or go to the freesound website forum
*****************************************************************************/
#include <string>
#include <stdio.h>
#include <cstring>
#include <string>
#include <sstream>
#include <vector>
#include <gtkmm/progressbar.h>
//#include <ctime>
#include "sfdb_ui.h"
#include "curl/curl.h"
//--- struct to store XML file
struct MemoryStruct {
char *memory;
size_t size;
};
enum sortMethod {
sort_none, // no sort
sort_duration_desc, // Sort by the duration of the sounds, longest sounds first.
sort_duration_asc, // Same as above, but shortest sounds first.
sort_created_desc, // Sort by the date of when the sound was added. newest sounds first.
sort_created_asc, // Same as above, but oldest sounds first.
sort_downloads_desc, // Sort by the number of downloads, most downloaded sounds first.
sort_downloads_asc, // Same as above, but least downloaded sounds first.
sort_rating_desc, // Sort by the average rating given to the sounds, highest rated first.
sort_rating_asc // Same as above, but lowest rated sounds first.
};
class Mootcher: public sigc::trackable, public PBD::ScopedConnectionList
{
public:
Mootcher();
~Mootcher();
bool checkAudioFile(std::string originalFileName, std::string ID);
bool fetchAudioFile(std::string originalFileName, std::string ID, std::string audioURL, SoundFileBrowser *caller);
std::string searchText(std::string query, int page, std::string filter, enum sortMethod sort);
std::string searchSimilar(std::string id);
void * threadFunc();
SoundFileBrowser *sfb;
std::string audioFileName;
std::string ID;
/** signal emitted when mootcher reports progress updates during download.
* The parameters are current and total numbers of bytes downloaded.
*/
PBD::Signal2<void, double, double> Progress;
/** signal emitted when the mootcher has finished downloading. */
PBD::Signal0<void> Finished;
private:
void ensureWorkingDir();
std::string doRequest(std::string uri, std::string params);
void setcUrlOptions();
static size_t WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data);
static int progress_callback(void *clientp, double dltotal, double dlnow, double ultotal, double ulnow);
std::string sortMethodString(enum sortMethod sort);
std::string getSoundResourceFile(std::string ID);
CURL *curl;
char errorBuffer[CURL_ERROR_SIZE]; // storage for cUrl error message
FILE* theFile;
void updateProgress(double dlnow, double dltotal);
void doneWithMootcher();
Gtk::HBox progress_hbox;
Gtk::ProgressBar progress_bar;
Gtk::Button cancel_download_btn;
bool cancel_download;
void cancelDownload() {
cancel_download = true;
progress_hbox.hide();
}
std::string basePath;
std::string xmlLocation;
};