MqDownload: New type

1 files changed, 123 insertions, 0 deletions

diff --git a/src/download.c b/src/download.c
new file mode 100644
index 0000000..ad8f9c3
--- /dev/null
+++ b/src/download.c
@@ -0,0 +1,123 @@
+/*
+ * Download
+ *
+ * Copyright (C) 2017  Patrick McDermott
+ *
+ * This file is part of Marquee.
+ *
+ * Marquee 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Marquee 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 Marquee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "download.h"
+
+#include <glib.h>
+#include <webkit2/webkit2.h>
+
+#include "config.h"
+
+struct _MqDownload {
+	MqConfig       *config;
+	WebKitDownload *wk_download;
+};
+
+static void
+chooser_response_cb(GtkWidget *dialog, gint response_id, MqDownload *download)
+{
+	gchar *dir;
+	gchar *uri;
+
+	if (response_id == GTK_RESPONSE_ACCEPT) {
+		dir = gtk_file_chooser_get_current_folder(
+			GTK_FILE_CHOOSER(dialog));
+		if (dir) {
+			mq_config_set_string(download->config,
+				"directories.downloads", dir);
+			g_free(dir);
+			mq_config_save(download->config);
+		}
+
+		uri = gtk_file_chooser_get_uri(
+			GTK_FILE_CHOOSER(dialog));
+		webkit_download_set_destination(download->wk_download,
+			uri);
+		g_free(uri);
+	} else {
+		webkit_download_cancel(download->wk_download);
+	}
+
+	gtk_widget_destroy(dialog);
+}
+
+static gboolean
+decide_destination_cb(WebKitDownload *wk_download,
+	const gchar *suggested_filename, MqDownload *download)
+{
+	GtkWidget      *dialog;
+	GtkFileChooser *chooser;
+	gchar          *dir;
+
+	dialog = gtk_file_chooser_dialog_new("Save File",
+		GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(
+				webkit_download_get_web_view(wk_download)))),
+		GTK_FILE_CHOOSER_ACTION_SAVE,
+		"_Cancel", GTK_RESPONSE_CANCEL,
+		"_Save",   GTK_RESPONSE_ACCEPT,
+		NULL);
+	chooser = GTK_FILE_CHOOSER(dialog);
+
+	gtk_file_chooser_set_do_overwrite_confirmation(chooser, TRUE);
+
+	dir = mq_config_get_string(download->config, "directories.downloads");
+	gtk_file_chooser_set_current_folder(chooser, dir);
+	g_free(dir);
+
+	gtk_file_chooser_set_current_name(chooser, suggested_filename);
+	/* NB: Don't free suggested_filename!  WebKit will free it. */
+
+	g_signal_connect(dialog, "response",
+		G_CALLBACK(chooser_response_cb), download);
+	/* g_object_ref(wk_download); */
+	/* WebKit requires this to be synchronous. */
+	gtk_dialog_run(GTK_DIALOG(dialog));
+
+	return TRUE;
+}
+
+static void
+finished_cb(WebKitDownload G_GNUC_UNUSED *wk_download, MqDownload *download)
+{
+	g_free(download);
+}
+
+MqDownload *
+mq_download_new(MqConfig *config, WebKitDownload *wk_download)
+/* TODO: Take MqDownloadManager argument when implemented. */
+{
+	MqDownload *download;
+
+	download = g_new0(MqDownload, 1);
+	download->config      = config;
+	download->wk_download = wk_download;
+
+	webkit_download_set_allow_overwrite(wk_download, TRUE);
+
+	g_signal_connect(wk_download, "decide-destination",
+		G_CALLBACK(decide_destination_cb), download);
+	/* TODO: Add callbacks for "created-destination", "received-data", and
+	 * "failed" signals. */
+	g_signal_connect(wk_download, "finished",
+		G_CALLBACK(finished_cb), download);
+
+	return download;
+}