1 files changed, 133 insertions, 0 deletions
diff --git a/plugins/dpkg/gs-plugin-dpkg.c b/plugins/dpkg/gs-plugin-dpkg.c
new file mode 100644
index 0000000..3f886e0
--- /dev/null
+++ b/plugins/dpkg/gs-plugin-dpkg.c
@@ -0,0 +1,133 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ * vi:set noexpandtab tabstop=8 shiftwidth=8:
+ *
+ * Copyright (C) 2011-2013 Richard Hughes <richard@hughsie.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <gnome-software.h>
+
+#include "gs-plugin-dpkg.h"
+
+struct _GsPluginDpkg
+{
+	GsPlugin	parent;
+};
+
+G_DEFINE_TYPE (GsPluginDpkg, gs_plugin_dpkg, GS_TYPE_PLUGIN)
+
+#define DPKG_DEB_BINARY		"/usr/bin/dpkg-deb"
+
+static void
+gs_plugin_dpkg_init (GsPluginDpkg *self)
+{
+	GsPlugin *plugin = GS_PLUGIN (self);
+
+	if (!g_file_test (DPKG_DEB_BINARY, G_FILE_TEST_EXISTS)) {
+		g_debug ("disabling '%s' as no %s available",
+			 gs_plugin_get_name (plugin), DPKG_DEB_BINARY);
+		gs_plugin_set_enabled (plugin, FALSE);
+	}
+}
+
+gboolean
+gs_plugin_file_to_app (GsPlugin *plugin,
+		       GsAppList *list,
+		       GFile *file,
+		       GCancellable *cancellable,
+		       GError **error)
+{
+	guint i;
+	g_autofree gchar *content_type = NULL;
+	g_autofree gchar *output = NULL;
+	g_auto(GStrv) argv = NULL;
+	g_auto(GStrv) tokens = NULL;
+	g_autoptr(GsApp) app = NULL;
+	g_autoptr(GString) str = NULL;
+	const gchar *mimetypes[] = {
+		"application/vnd.debian.binary-package",
+		NULL };
+
+	/* does this match any of the mimetypes we support */
+	content_type = gs_utils_get_content_type (file, cancellable, error);
+	if (content_type == NULL)
+		return FALSE;
+	if (!g_strv_contains (mimetypes, content_type))
+		return TRUE;
+
+	/* exec sync */
+	argv = g_new0 (gchar *, 5);
+	argv[0] = g_strdup (DPKG_DEB_BINARY);
+	argv[1] = g_strdup ("--showformat=${Package}\\n"
+			    "${Version}\\n"
+			    "${Installed-Size}\\n"
+			    "${Homepage}\\n"
+			    "${Description}");
+	argv[2] = g_strdup ("-W");
+	argv[3] = g_file_get_path (file);
+	if (!g_spawn_sync (NULL, argv, NULL,
+			   G_SPAWN_SEARCH_PATH | G_SPAWN_STDERR_TO_DEV_NULL,
+			   NULL, NULL, &output, NULL, NULL, error)) {
+		gs_utils_error_convert_gio (error);
+		return FALSE;
+	}
+
+	/* parse output */
+	tokens = g_strsplit (output, "\n", 0);
+	if (g_strv_length (tokens) < 5) {
+		g_set_error (error,
+			     GS_PLUGIN_ERROR,
+			     GS_PLUGIN_ERROR_NOT_SUPPORTED,
+			     "dpkg-deb output format incorrect:\n\"%s\"\n", output);
+		return FALSE;
+	}
+
+	/* create app */
+	app = gs_app_new (NULL);
+	gs_app_set_state (app, GS_APP_STATE_AVAILABLE_LOCAL);
+	gs_app_add_source (app, tokens[0]);
+	gs_app_set_name (app, GS_APP_QUALITY_LOWEST, tokens[0]);
+	gs_app_set_version (app, tokens[1]);
+	gs_app_set_size_installed (app, GS_SIZE_TYPE_VALID, 1024 * g_ascii_strtoull (tokens[2], NULL, 10));
+	gs_app_set_url (app, AS_URL_KIND_HOMEPAGE, tokens[3]);
+	gs_app_set_summary (app, GS_APP_QUALITY_LOWEST, tokens[4]);
+	gs_app_set_kind (app, AS_COMPONENT_KIND_GENERIC);
+	gs_app_set_bundle_kind (app, AS_BUNDLE_KIND_PACKAGE);
+	gs_app_set_metadata (app, "GnomeSoftware::Creator",
+			     gs_plugin_get_name (plugin));
+
+	/* multiline text */
+	str = g_string_new ("");
+	for (i = 5; tokens[i] != NULL; i++) {
+		if (g_strcmp0 (tokens[i], " .") == 0) {
+			if (str->len > 0)
+				g_string_truncate (str, str->len - 1);
+			g_string_append (str, "\n");
+			continue;
+		}
+		g_strstrip (tokens[i]);
+		g_string_append_printf (str, "%s ", tokens[i]);
+	}
+	if (str->len > 0)
+		g_string_truncate (str, str->len - 1);
+	gs_app_set_description (app, GS_APP_QUALITY_LOWEST, str->str);
+
+	/* success */
+	gs_app_list_add (list, app);
+	return TRUE;
+}
+
+static void
+gs_plugin_dpkg_class_init (GsPluginDpkgClass *klass)
+{
+}
+
+GType
+gs_plugin_query_type (void)
+{
+	return GS_TYPE_PLUGIN_DPKG;
+}