1 files changed, 283 insertions, 0 deletions
diff --git a/src/libs/gui/UploadPatchWindow.cpp b/src/libs/gui/UploadPatchWindow.cpp
new file mode 100644
index 00000000..7def01a0
--- /dev/null
+++ b/src/libs/gui/UploadPatchWindow.cpp
@@ -0,0 +1,283 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * 
+ * Ingen 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.
+ * 
+ * Ingen 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <sstream>
+#include <algorithm>
+#include <sys/types.h>
+#include <dirent.h>
+#include <boost/optional/optional.hpp>
+#include <curl/curl.h>
+#include <raul/RDFQuery.h>
+#include "interface/EngineInterface.h"
+#include "client/Serializer.h"
+#include "client/PatchModel.h"
+#include "UploadPatchWindow.h"
+#include "App.h"
+#include "Configuration.h"
+#include "ThreadedLoader.h"
+
+using boost::optional;
+using namespace Raul;
+using namespace std;
+
+namespace Ingen {
+namespace GUI {
+
+
+UploadPatchWindow::UploadPatchWindow(BaseObjectType* cobject, const Glib::RefPtr<Gnome::Glade::Xml>& xml)
+	: Gtk::Dialog(cobject)
+	, _thread(NULL)
+	, _progress_pct(0)
+	, _response(0)
+{
+	xml->get_widget("upload_patch_symbol_entry", _symbol_entry);
+	xml->get_widget("upload_patch_short_name_entry", _short_name_entry);
+	xml->get_widget("upload_patch_progress", _upload_progress);
+	xml->get_widget("upload_patch_cancel_button", _cancel_button);
+	xml->get_widget("upload_patch_upload_button", _upload_button);
+	
+
+	_symbol_entry->signal_changed().connect(sigc::mem_fun(this, &UploadPatchWindow::symbol_changed));
+	_short_name_entry->signal_changed().connect(sigc::mem_fun(this, &UploadPatchWindow::short_name_changed));
+	_cancel_button->signal_clicked().connect(sigc::mem_fun(this, &UploadPatchWindow::cancel_clicked));
+	_upload_button->signal_clicked().connect(sigc::mem_fun(this, &UploadPatchWindow::upload_clicked));
+}
+
+
+void
+UploadPatchWindow::present(SharedPtr<PatchModel> patch)
+{
+	_patch = patch;
+	
+	Gtk::Window::present();
+}
+
+
+void
+UploadPatchWindow::on_show()
+{
+	Gtk::Dialog::on_show();
+
+	Raul::Atom atom = _patch->get_metadata("lv2:symbol");
+	if (atom)
+		_symbol_entry->set_text(atom.get_string());
+	
+	atom = _patch->get_metadata("doap:name");
+	if (atom)
+		_short_name_entry->set_text(atom.get_string());
+}
+
+
+void
+UploadPatchWindow::on_hide()
+{
+	Gtk::Dialog::on_hide();
+
+	delete _thread;
+	_thread = NULL;
+}
+
+
+bool
+UploadPatchWindow::is_symbol(const Glib::ustring& s)
+{
+	if (s.length() == 0)
+		return false;
+
+	for (unsigned i=0; i < s.length(); ++i)
+		if ( !( (s[i] >= 'a' && s[i] <= 'z')
+				|| (s[i] >= 'A' && s[i] <= 'Z')
+				|| (s[i] == '_')
+				|| (i > 0 && s[i] >= '0' && s[i] <= '9') ) )
+			return false;
+
+	return true;
+}
+
+
+void
+UploadPatchWindow::symbol_changed()
+{
+	_upload_button->property_sensitive() = (
+			is_symbol(_symbol_entry->get_text())
+			&& _short_name_entry->get_text().length() > 0);
+}
+
+
+void
+UploadPatchWindow::short_name_changed()
+{
+	_upload_button->property_sensitive() = (
+			is_symbol(_symbol_entry->get_text())
+			&& _short_name_entry->get_text().length() > 0);
+}
+
+	
+size_t
+UploadThread::curl_read_cb(void *ptr, size_t size, size_t nmemb, void *data)
+{
+	assert(size == 1);
+
+	istringstream* ss = (istringstream*)data;
+
+	return ss->readsome((char*)ptr, nmemb);
+}
+
+
+int
+UploadThread::curl_progress_cb(void   *thread,
+                               double dltotal,
+                               double dlnow,
+                               double ultotal,
+                               double ulnow)
+{
+	UploadThread* me = (UploadThread*)thread;
+	me->_win->set_progress(min(
+			(int)(min(ulnow, (double)me->_length) / me->_length * 100.0),
+			99));
+	return 0;
+}
+
+
+UploadThread::UploadThread(UploadPatchWindow* win, const string& str, const string& url)
+	: Thread("Upload")
+	, _curl(NULL)
+	, _headers(NULL)
+	, _win(win)
+	, _length(str.length())
+	, _stream(str)
+	, _url(url)
+{
+	_curl = curl_easy_init();
+	_headers = curl_slist_append(NULL, "Content-type: application/x-turtle");
+
+	curl_easy_setopt(_curl, CURLOPT_URL, url.c_str());
+	curl_easy_setopt(_curl, CURLOPT_HTTPHEADER, _headers);
+	curl_easy_setopt(_curl, CURLOPT_UPLOAD, 1);
+	curl_easy_setopt(_curl, CURLOPT_READDATA, &_stream);
+	curl_easy_setopt(_curl, CURLOPT_READFUNCTION, &UploadThread::curl_read_cb);
+	curl_easy_setopt(_curl, CURLOPT_INFILESIZE, sizeof(char) * str.length());
+	curl_easy_setopt(_curl, CURLOPT_NOPROGRESS, FALSE);
+	curl_easy_setopt(_curl, CURLOPT_PROGRESSFUNCTION, &UploadThread::curl_progress_cb);
+	curl_easy_setopt(_curl, CURLOPT_PROGRESSDATA, this);
+}
+
+
+void
+UploadThread::_run()
+{
+	curl_easy_perform(_curl);
+
+	long response;
+	curl_easy_getinfo(_curl, CURLINFO_RESPONSE_CODE, &response);
+	
+	printf("Server returned %ld\n", response);
+
+	_win->set_response(response);
+	_win->set_progress(100);
+
+	curl_slist_free_all(_headers);
+	curl_easy_cleanup(_curl);
+	
+	_headers = NULL;
+	_curl = NULL;
+}
+
+
+bool
+UploadPatchWindow::progress_callback()
+{
+	const int progress = _progress_pct.get();
+	const int response = _response.get();
+
+	_upload_progress->set_fraction(progress / 100.0);
+	
+	if (progress == 100) {
+		if (response == 200) {
+			_upload_progress->set_text("Transfer completed");
+		} else {
+			_upload_progress->set_fraction(0.0);
+			char status[4];
+			snprintf(status, 4, "%d", (unsigned)response);
+			string msg = "Transfer failed:  Server returned ";
+			msg.append(status);
+			_upload_progress->set_text(msg);
+		}
+		delete _thread;
+		_thread = NULL;
+		_upload_button->set_sensitive(true);
+		return false;
+	} else {
+		return true;
+	}
+}
+
+
+void
+UploadPatchWindow::upload_clicked()
+{
+	assert(!_thread);
+
+	Glib::ustring symbol = _symbol_entry->get_text();
+	Glib::ustring short_name = _short_name_entry->get_text();
+
+	_patch->set_metadata("lv2:symbol", Atom(symbol));
+	App::instance().engine()->set_metadata(_patch->path(), "lv2:symbol", Atom(symbol));
+	
+	_patch->set_metadata("doap:name", Atom(short_name));
+	App::instance().engine()->set_metadata(_patch->path(), "doap:name", Atom(short_name));
+
+	_response = 0;
+	_progress_pct = 0;
+
+	_upload_progress->set_fraction(0.0);
+	_upload_progress->set_text("");
+
+	Serializer s(*App::instance().rdf_world());
+	s.start_to_string();
+	s.serialize(_patch);
+	const string str = s.finish();
+	istringstream stream(str);
+
+	string url = "http://rdf.drobilla.net/ingen_patches/";
+	url += symbol + ".ingen.ttl";
+
+	_thread = new UploadThread(this, str, url);
+
+	_thread->start();
+		
+	_upload_button->set_sensitive(false);
+
+	Glib::signal_timeout().connect(
+		sigc::mem_fun(this, &UploadPatchWindow::progress_callback), 100);
+}			
+
+
+void
+UploadPatchWindow::cancel_clicked()
+{
+	if (_thread) {
+		delete _thread;
+		_thread = NULL;
+	}
+
+	hide();
+}
+
+
+} // namespace GUI
+} // namespace Ingen