Add xdg-app info command

4 files changed, 168 insertions, 0 deletions

diff --git a/app/Makefile.am.inc b/app/Makefile.am.inc
index d8ead3a..00e9d5d 100644
--- a/app/Makefile.am.inc
+++ b/app/Makefile.am.inc
@@ -15,6 +15,7 @@ xdg_app_SOURCES = \
 	app/xdg-app-builtins-update.c \
 	app/xdg-app-builtins-uninstall.c \
 	app/xdg-app-builtins-list.c \
+	app/xdg-app-builtins-info.c \
 	app/xdg-app-builtins-run.c \
 	app/xdg-app-builtins-enter.c \
 	app/xdg-app-builtins-build-init.c \
diff --git a/app/xdg-app-builtins-info.c b/app/xdg-app-builtins-info.c
new file mode 100644
index 0000000..88e47a1
--- /dev/null
+++ b/app/xdg-app-builtins-info.c
@@ -0,0 +1,165 @@
+/*
+ * Copyright © 2016 Red Hat, Inc
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *       Alexander Larsson <alexl@redhat.com>
+ */
+
+#include "config.h"
+
+#include <locale.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include "libgsystem.h"
+#include "libglnx/libglnx.h"
+
+#include "xdg-app-builtins.h"
+#include "xdg-app-utils.h"
+
+static gboolean opt_user;
+static gboolean opt_system;
+static gboolean opt_runtime;
+static gboolean opt_app;
+static gboolean opt_show_ref;
+static gboolean opt_show_commit;
+static gboolean opt_show_origin;
+static char *opt_arch;
+
+static GOptionEntry options[] = {
+  { "arch", 0, 0, G_OPTION_ARG_STRING, &opt_arch, "Arch to use", "ARCH" },
+  { "user", 0, 0, G_OPTION_ARG_NONE, &opt_user, "Show user installations", NULL },
+  { "system", 0, 0, G_OPTION_ARG_NONE, &opt_system, "Show system-wide installations", NULL },
+  { "runtime", 0, 0, G_OPTION_ARG_NONE, &opt_runtime, "List installed runtimes", },
+  { "app", 0, 0, G_OPTION_ARG_NONE, &opt_app, "List installed applications", },
+  { "show-ref", 'r', 0, G_OPTION_ARG_NONE, &opt_show_ref, "Show ref", },
+  { "show-commit", 'c', 0, G_OPTION_ARG_NONE, &opt_show_commit, "Show commit", },
+  { "show-origin", 'o', 0, G_OPTION_ARG_NONE, &opt_show_origin, "Show origin", },
+  { NULL }
+};
+
+gboolean
+xdg_app_builtin_info (int argc, char **argv, GCancellable *cancellable, GError **error)
+{
+  g_autoptr(GOptionContext) context = NULL;
+  g_autofree char *ref = NULL;
+  g_autoptr(XdgAppDir) user_dir = NULL;
+  g_autoptr(XdgAppDir) system_dir = NULL;
+  XdgAppDir *dir = NULL;
+  g_autoptr(GError) lookup_error = NULL;
+  const char *name;
+  const char *branch = "master";
+  g_autofree char *commit = NULL;
+  g_autofree char *origin = NULL;
+  gboolean is_app = FALSE;
+  gboolean first = TRUE;
+
+  context = g_option_context_new ("NAME [BRANCH] - Get info about installed app and/or runtime");
+
+  if (!xdg_app_option_context_parse (context, options, &argc, &argv, XDG_APP_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error))
+    return FALSE;
+
+  if (argc < 2)
+    return usage_error (context, "NAME must be specified", error);
+  name = argv[1];
+
+  if (argc >= 3)
+    branch = argv[2];
+
+  if (!opt_app && !opt_runtime)
+    opt_app = opt_runtime = TRUE;
+
+  if (!opt_user && !opt_system)
+    opt_user = opt_system = TRUE;
+
+  if (opt_user)
+    {
+      user_dir = xdg_app_dir_get_user ();
+
+      ref = xdg_app_dir_find_installed_ref (user_dir,
+                                            name,
+                                            branch,
+                                            opt_arch,
+                                            opt_app, opt_runtime, &is_app,
+                                            &lookup_error);
+      if (ref)
+        dir = user_dir;
+    }
+
+  if (ref == NULL && opt_system)
+    {
+      system_dir = xdg_app_dir_get_user ();
+
+      ref = xdg_app_dir_find_installed_ref (system_dir,
+                                            name,
+                                            branch,
+                                            opt_arch,
+                                            opt_app, opt_runtime, &is_app,
+                                            lookup_error == NULL ? &lookup_error : NULL);
+      if (ref)
+        dir = system_dir;
+    }
+
+  if (ref == NULL)
+    {
+      g_propagate_error (error, g_steal_pointer (&lookup_error));
+      return FALSE;
+    }
+
+  commit = xdg_app_dir_read_active (dir, ref, NULL);
+  if (commit == NULL)
+    return FALSE;
+
+  origin = xdg_app_dir_get_origin (dir, ref, NULL, NULL);
+
+  if (!opt_show_ref && !opt_show_origin && !opt_show_commit)
+    opt_show_ref = opt_show_origin = opt_show_commit = TRUE;
+
+  if (opt_show_ref)
+    {
+      if (first)
+        first = FALSE;
+      else
+        g_print (" ");
+
+      g_print ("%s", ref);
+    }
+
+  if (opt_show_origin)
+    {
+      if (first)
+        first = FALSE;
+      else
+        g_print (" ");
+
+      g_print ("%s", origin ? origin : "-");
+    }
+
+  if (opt_show_commit)
+    {
+      if (first)
+        first = FALSE;
+      else
+        g_print (" ");
+
+      g_print ("%s", commit);
+    }
+
+  g_print ("\n");
+
+  return TRUE;
+}
diff --git a/app/xdg-app-builtins.h b/app/xdg-app-builtins.h
index 9c7a438..5e022aa 100644
--- a/app/xdg-app-builtins.h
+++ b/app/xdg-app-builtins.h
@@ -59,6 +59,7 @@ BUILTINPROTO(make_current_app);
 BUILTINPROTO(uninstall);
 BUILTINPROTO(install_bundle);
 BUILTINPROTO(list);
+BUILTINPROTO(info);
 BUILTINPROTO(run);
 BUILTINPROTO(enter);
 BUILTINPROTO(build_init);
diff --git a/app/xdg-app-main.c b/app/xdg-app-main.c
index 8609e3e..2c59406 100644
--- a/app/xdg-app-main.c
+++ b/app/xdg-app-main.c
@@ -48,6 +48,7 @@ static XdgAppCommand commands[] = {
   { "update", xdg_app_builtin_update, "Update an installed application or runtime"},
   { "uninstall", xdg_app_builtin_uninstall, "Uninstall an installed application or runtime" },
   { "list", xdg_app_builtin_list, "List installed apps and/or runtimes" },
+  { "info", xdg_app_builtin_info, "Show info for installed app or runtime" },
 
   { "\n Running applications" },
   { "run", xdg_app_builtin_run, "Run an application" },