[gnome-builder] git: implement IdeVcsConfig

[Christian Hergert <chergert src gnome org>]

commit eb4d523364dc82be1860106b0c9d6ee9640540eb
Author: Akshaya Kakkilaya <akshaya kakkilaya gmail com>
Date:   Sat May 28 22:45:12 2016 +0530

    git: implement IdeVcsConfig

 plugins/git/Makefile.am          |    2 +
 plugins/git/ide-git-plugin.c     |    4 +
 plugins/git/ide-git-vcs-config.c |  176 ++++++++++++++++++++++++++++++++++++++
 plugins/git/ide-git-vcs-config.h |   32 +++++++
 4 files changed, 214 insertions(+), 0 deletions(-)
---
diff --git a/plugins/git/Makefile.am b/plugins/git/Makefile.am
index 392831b..f313fd9 100644
--- a/plugins/git/Makefile.am
+++ b/plugins/git/Makefile.am
@@ -23,6 +23,8 @@ libgit_plugin_la_SOURCES = \
        ide-git-remote-callbacks.h \
        ide-git-vcs.c \
        ide-git-vcs.h \
+       ide-git-vcs-config.c \
+       ide-git-vcs-config.h \
        ide-git-vcs-initializer.c \
        ide-git-vcs-initializer.h \
        $(NULL)
diff --git a/plugins/git/ide-git-plugin.c b/plugins/git/ide-git-plugin.c
index e84a96b..bfaaac9 100644
--- a/plugins/git/ide-git-plugin.c
+++ b/plugins/git/ide-git-plugin.c
@@ -22,6 +22,7 @@
 #include "ide-git-genesis-addin.h"
 #include "ide-git-preferences-addin.h"
 #include "ide-git-vcs.h"
+#include "ide-git-vcs-config.h"
 #include "ide-git-vcs-initializer.h"
 
 static gboolean
@@ -58,6 +59,9 @@ peas_register_types (PeasObjectModule *module)
                                                   IDE_TYPE_VCS,
                                                   IDE_TYPE_GIT_VCS);
       peas_object_module_register_extension_type (module,
+                                                  IDE_TYPE_VCS_CONFIG,
+                                                  IDE_TYPE_GIT_VCS_CONFIG);
+      peas_object_module_register_extension_type (module,
                                                   IDE_TYPE_VCS_INITIALIZER,
                                                   IDE_TYPE_GIT_VCS_INITIALIZER);
       peas_object_module_register_extension_type (module,
diff --git a/plugins/git/ide-git-vcs-config.c b/plugins/git/ide-git-vcs-config.c
new file mode 100644
index 0000000..4a112b5
--- /dev/null
+++ b/plugins/git/ide-git-vcs-config.c
@@ -0,0 +1,176 @@
+/* ide-git-vcs-config.c
+ *
+ * Copyright (C) 2016 Akshaya Kakkilaya <akshaya kakkilaya gmail com>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <libgit2-glib/ggit.h>
+
+#include "ide-git-vcs-config.h"
+
+struct _IdeGitVcsConfig
+{
+  GObject     parent_instance;
+
+  GgitConfig *config;
+};
+
+static void vcs_config_init (IdeVcsConfigInterface *iface);
+
+G_DEFINE_TYPE_EXTENDED (IdeGitVcsConfig, ide_git_vcs_config, G_TYPE_OBJECT, 0,
+                        G_IMPLEMENT_INTERFACE (IDE_TYPE_VCS_CONFIG, vcs_config_init))
+
+IdeGitVcsConfig *
+ide_git_vcs_config_new (void)
+{
+  return g_object_new (IDE_TYPE_GIT_VCS_CONFIG, NULL);
+}
+
+static void
+ide_git_vcs_config_get_string (GgitConfig  *config,
+                               const gchar *key,
+                               GValue      *value,
+                               GError     **error)
+{
+  const gchar *str;
+
+  g_assert (GGIT_IS_CONFIG (config));
+  g_assert (key != NULL);
+
+  str = ggit_config_get_string (config, key, error);
+
+  g_value_set_string (value, str);
+}
+
+static void
+ide_git_vcs_config_set_string (GgitConfig   *config,
+                               const gchar  *key,
+                               const GValue *value,
+                               GError      **error)
+{
+  const gchar *str;
+
+  g_assert (GGIT_IS_CONFIG (config));
+  g_assert (key != NULL);
+
+  str = g_value_get_string (value);
+
+  if (str != NULL)
+    ggit_config_set_string (config, key, str, error);
+}
+
+static void
+ide_git_vcs_config_get_config (IdeVcsConfig    *self,
+                               IdeVcsConfigType type,
+                               GValue          *value)
+{
+  GgitConfig *orig_config;
+  GgitConfig *config;
+
+  g_return_if_fail (IDE_IS_GIT_VCS_CONFIG (self));
+
+  orig_config = IDE_GIT_VCS_CONFIG (self)->config;
+  config = ggit_config_snapshot (orig_config, NULL);
+
+  if(config == NULL)
+    return;
+
+  switch (type)
+    {
+    case IDE_VCS_CONFIG_FULL_NAME:
+      ide_git_vcs_config_get_string (config, "user.name", value, NULL);
+      break;
+
+    case IDE_VCS_CONFIG_EMAIL:
+      ide_git_vcs_config_get_string (config, "user.email", value, NULL);
+      break;
+    }
+
+  g_object_unref (config);
+}
+
+static void
+ide_git_vcs_config_set_config (IdeVcsConfig    *self,
+                               IdeVcsConfigType type,
+                               const GValue    *value)
+{
+  GgitConfig *config;
+
+  g_return_if_fail (IDE_IS_GIT_VCS_CONFIG (self));
+
+  config = IDE_GIT_VCS_CONFIG (self)->config;
+
+  switch (type)
+    {
+    case IDE_VCS_CONFIG_FULL_NAME:
+      ide_git_vcs_config_set_string (config, "user.name", value, NULL);
+      break;
+
+    case IDE_VCS_CONFIG_EMAIL:
+      ide_git_vcs_config_set_string (config, "user.email", value, NULL);
+      break;
+    }
+}
+
+static void
+ide_git_vcs_config_constructed (GObject *object)
+{
+  IdeGitVcsConfig *self = IDE_GIT_VCS_CONFIG (object);
+
+  g_autoptr(GFile) global_file = NULL;
+
+  if (!(global_file = ggit_config_find_global ()))
+    {
+      g_autofree gchar *path = NULL;
+
+      path = g_build_filename (g_get_home_dir (), ".gitconfig", NULL);
+      global_file = g_file_new_for_path (path);
+    }
+
+  self->config = ggit_config_new_from_file (global_file, NULL);
+
+  G_OBJECT_CLASS (ide_git_vcs_config_parent_class)->constructed (object);
+}
+
+static void
+ide_git_vcs_config_finalize (GObject *object)
+{
+  IdeGitVcsConfig *self = IDE_GIT_VCS_CONFIG (object);
+
+  g_object_unref (self->config);
+
+  G_OBJECT_CLASS (ide_git_vcs_config_parent_class)->finalize (object);
+}
+
+static void
+vcs_config_init (IdeVcsConfigInterface *iface)
+{
+  iface->get_config = ide_git_vcs_config_get_config;
+  iface->set_config = ide_git_vcs_config_set_config;
+}
+
+static void
+ide_git_vcs_config_class_init (IdeGitVcsConfigClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed = ide_git_vcs_config_constructed;
+  object_class->finalize = ide_git_vcs_config_finalize;
+}
+
+static void
+ide_git_vcs_config_init (IdeGitVcsConfig *self)
+{
+}
diff --git a/plugins/git/ide-git-vcs-config.h b/plugins/git/ide-git-vcs-config.h
new file mode 100644
index 0000000..9181a50
--- /dev/null
+++ b/plugins/git/ide-git-vcs-config.h
@@ -0,0 +1,32 @@
+/* ide-git-vcs-config.h
+ *
+ * Copyright (C) 2016 Akshaya Kakkilaya <akshaya kakkilaya gmail com>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef IDE_GIT_VCS_CONFIG_H
+#define IDE_GIT_VCS_CONFIG_H
+
+#include <ide.h>
+
+G_BEGIN_DECLS
+
+#define IDE_TYPE_GIT_VCS_CONFIG (ide_git_vcs_config_get_type())
+
+G_DECLARE_FINAL_TYPE (IdeGitVcsConfig, ide_git_vcs_config, IDE, GIT_VCS_CONFIG, GObject)
+
+G_END_DECLS
+
+#endif /* IDE_GIT_VCS_CONFIG_H */