[evolution-data-server/account-mgmt: 21/42] Add an ESource extension for the vcf backend.



commit b22d399ea049fa010879640b82d5623c265cf943
Author: Matthew Barnes <mbarnes redhat com>
Date:   Thu Nov 18 18:53:48 2010 -0500

    Add an ESource extension for the vcf backend.

 addressbook/backends/vcf/Makefile.am               |    4 +-
 .../backends/vcf/e-book-backend-vcf-factory.c      |    2 +
 addressbook/backends/vcf/e-book-backend-vcf.c      |   46 ++---
 addressbook/backends/vcf/e-source-vcf.c            |  180 ++++++++++++++++++++
 addressbook/backends/vcf/e-source-vcf.h            |   69 ++++++++
 5 files changed, 273 insertions(+), 28 deletions(-)
---
diff --git a/addressbook/backends/vcf/Makefile.am b/addressbook/backends/vcf/Makefile.am
index 0f0266b..91dc099 100644
--- a/addressbook/backends/vcf/Makefile.am
+++ b/addressbook/backends/vcf/Makefile.am
@@ -14,7 +14,9 @@ libebookbackendvcf_la_CPPFLAGS = \
 libebookbackendvcf_la_SOURCES =			\
 	e-book-backend-vcf.c			\
 	e-book-backend-vcf.h			\
-	e-book-backend-vcf-factory.c
+	e-book-backend-vcf-factory.c		\
+	e-source-vcf.c				\
+	e-source-vcf.h
 
 libebookbackendvcf_la_LIBADD =						\
 	$(top_builddir)/addressbook/libebook/libebook-1.2.la		\
diff --git a/addressbook/backends/vcf/e-book-backend-vcf-factory.c b/addressbook/backends/vcf/e-book-backend-vcf-factory.c
index d041e86..bd1ed2f 100644
--- a/addressbook/backends/vcf/e-book-backend-vcf-factory.c
+++ b/addressbook/backends/vcf/e-book-backend-vcf-factory.c
@@ -27,6 +27,7 @@
 
 #include <libedata-book/e-book-backend-factory.h>
 #include "e-book-backend-vcf.h"
+#include "e-source-vcf.h"
 
 #define FACTORY_NAME "vcf"
 
@@ -65,6 +66,7 @@ e_book_backend_vcf_factory_init (EBookBackendFactory *factory)
 G_MODULE_EXPORT void
 e_module_load (GTypeModule *type_module)
 {
+	e_source_vcf_type_register (type_module);
 	e_book_backend_vcf_factory_register_type (type_module);
 }
 
diff --git a/addressbook/backends/vcf/e-book-backend-vcf.c b/addressbook/backends/vcf/e-book-backend-vcf.c
index 7f27d7c..9d76099 100644
--- a/addressbook/backends/vcf/e-book-backend-vcf.c
+++ b/addressbook/backends/vcf/e-book-backend-vcf.c
@@ -49,6 +49,7 @@
 #include "libedata-book/e-book-backend-sexp.h"
 
 #include "e-book-backend-vcf.h"
+#include "e-source-vcf.h"
 
 #define E_BOOK_BACKEND_VCF_GET_PRIVATE(obj) \
 	(G_TYPE_INSTANCE_GET_PRIVATE \
@@ -572,23 +573,6 @@ e_book_backend_vcf_stop_book_view (EBookBackend *backend,
 		g_thread_join (closure->thread);
 }
 
-static gchar *
-e_book_backend_vcf_extract_path_from_uri (const gchar *uri)
-{
-	g_assert (g_ascii_strncasecmp (uri, "vcf://", 6) == 0);
-
-	return g_strdup (uri + 6);
-}
-
-static void
-e_book_backend_vcf_authenticate_user (EBookBackendSync *backend,
-                                      GCancellable *cancellable,
-                                      ECredentials *credentials,
-                                      GError **perror)
-{
-	/* Success */
-}
-
 #ifdef CREATE_DEFAULT_VCARD
 # include <libedata-book/ximian-vcard.h>
 #endif
@@ -602,15 +586,17 @@ e_book_backend_vcf_open (EBookBackendSync *backend,
 {
 	EBookBackendVCF *bvcf = E_BOOK_BACKEND_VCF (backend);
 	ESource *source;
+	ESourceVCF *vcf_extension;
+	const gchar *extension_name;
 	gchar *dirname;
 	gboolean readonly = TRUE;
-	gchar *uri;
 	gint fd;
 
 	source = e_backend_get_source (E_BACKEND (backend));
-	uri = e_source_get_uri (source);
+	extension_name = E_SOURCE_EXTENSION_VCF_BACKEND;
+	vcf_extension = e_source_get_extension (source, extension_name);
 
-	dirname = e_book_backend_vcf_extract_path_from_uri (uri);
+	dirname = e_source_vcf_dup_path (vcf_extension);
 	bvcf->priv->filename = g_build_filename (dirname, "addressbook.vcf", NULL);
 
 	fd = g_open (bvcf->priv->filename, O_RDWR | O_BINARY, 0);
@@ -638,7 +624,7 @@ e_book_backend_vcf_open (EBookBackendSync *backend,
 				} else {
 					g_propagate_error (perror, e_data_book_create_error_fmt (E_DATA_BOOK_STATUS_OTHER_ERROR, "Failed to make directory %s: %s", dirname, g_strerror (errno)));
 				}
-				return;
+				goto exit;
 			}
 
 			fd = g_open (bvcf->priv->filename, O_CREAT | O_BINARY, 0666);
@@ -660,11 +646,14 @@ e_book_backend_vcf_open (EBookBackendSync *backend,
 	}
 
 	if (fd == -1) {
-		g_warning ("Failed to open addressbook at uri `%s'", uri);
+		g_warning ("Failed to open addressbook at `%s'", dirname);
 		g_warning ("error == %s", g_strerror(errno));
-		g_propagate_error (perror, e_data_book_create_error_fmt (E_DATA_BOOK_STATUS_OTHER_ERROR, "Failed to open addressbook at uri '%s': %s", uri, g_strerror (errno)));
-		g_free (uri);
-		return;
+		g_propagate_error (
+			perror, e_data_book_create_error_fmt (
+			E_DATA_BOOK_STATUS_OTHER_ERROR,
+			"Failed to open addressbook at '%s': %s",
+			dirname, g_strerror (errno)));
+		goto exit;
 	}
 
 	load_file (bvcf, fd);
@@ -673,7 +662,8 @@ e_book_backend_vcf_open (EBookBackendSync *backend,
 	e_book_backend_notify_online (E_BOOK_BACKEND (backend), TRUE);
 	e_book_backend_notify_opened (E_BOOK_BACKEND (backend), NULL);
 
-	g_free (uri);
+exit:
+	g_free (dirname);
 }
 
 static gboolean
@@ -772,9 +762,11 @@ e_book_backend_vcf_class_init (EBookBackendVCFClass *class)
 	sync_class->modify_contacts_sync	= e_book_backend_vcf_modify_contacts;
 	sync_class->get_contact_sync		= e_book_backend_vcf_get_contact;
 	sync_class->get_contact_list_sync	= e_book_backend_vcf_get_contact_list;
-	sync_class->authenticate_user_sync	= e_book_backend_vcf_authenticate_user;
 
 	object_class->finalize = e_book_backend_vcf_finalize;
+
+	/* Register our ESource extension. */
+	E_TYPE_SOURCE_VCF;
 }
 
 static void
diff --git a/addressbook/backends/vcf/e-source-vcf.c b/addressbook/backends/vcf/e-source-vcf.c
new file mode 100644
index 0000000..ef714c5
--- /dev/null
+++ b/addressbook/backends/vcf/e-source-vcf.c
@@ -0,0 +1,180 @@
+/*
+ * e-source-vcf.c
+ *
+ * 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) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+#include "e-source-vcf.h"
+
+#define E_SOURCE_VCF_GET_PRIVATE(obj) \
+	(G_TYPE_INSTANCE_GET_PRIVATE \
+	((obj), E_TYPE_SOURCE_VCF, ESourceVCFPrivate))
+
+struct _ESourceVCFPrivate {
+	GMutex *property_lock;
+	gchar *path;
+};
+
+enum {
+	PROP_0,
+	PROP_PATH
+};
+
+G_DEFINE_DYNAMIC_TYPE (
+	ESourceVCF,
+	e_source_vcf,
+	E_TYPE_SOURCE_EXTENSION)
+
+static void
+source_vcf_set_property (GObject *object,
+                         guint property_id,
+                         const GValue *value,
+                         GParamSpec *pspec)
+{
+	switch (property_id) {
+		case PROP_PATH:
+			e_source_vcf_set_path (
+				E_SOURCE_VCF (object),
+				g_value_get_string (value));
+			return;
+	}
+
+	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+source_vcf_get_property (GObject *object,
+                         guint property_id,
+                         GValue *value,
+                         GParamSpec *pspec)
+{
+	switch (property_id) {
+		case PROP_PATH:
+			g_value_take_string (
+				value,
+				e_source_vcf_dup_path (
+				E_SOURCE_VCF (object)));
+			return;
+	}
+
+	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+source_vcf_finalize (GObject *object)
+{
+	ESourceVCFPrivate *priv;
+
+	priv = E_SOURCE_VCF_GET_PRIVATE (object);
+
+	g_mutex_free (priv->property_lock);
+
+	g_free (priv->path);
+
+	/* Chain up to parent's finalize() method. */
+	G_OBJECT_CLASS (e_source_vcf_parent_class)->finalize (object);
+}
+
+static void
+e_source_vcf_class_init (ESourceVCFClass *class)
+{
+	GObjectClass *object_class;
+	ESourceExtensionClass *extension_class;
+
+	g_type_class_add_private (class, sizeof (ESourceVCFPrivate));
+
+	object_class = G_OBJECT_CLASS (class);
+	object_class->set_property = source_vcf_set_property;
+	object_class->get_property = source_vcf_get_property;
+	object_class->finalize = source_vcf_finalize;
+
+	extension_class = E_SOURCE_EXTENSION_CLASS (class);
+	extension_class->name = E_SOURCE_EXTENSION_VCF_BACKEND;
+
+	g_object_class_install_property (
+		object_class,
+		PROP_PATH,
+		g_param_spec_string (
+			"path",
+			"Path",
+			"Path to VCF file",
+			FALSE,
+			G_PARAM_READWRITE |
+			G_PARAM_CONSTRUCT |
+			E_SOURCE_PARAM_SETTING));
+}
+
+static void
+e_source_vcf_class_finalize (ESourceVCFClass *class)
+{
+}
+
+static void
+e_source_vcf_init (ESourceVCF *extension)
+{
+	extension->priv = E_SOURCE_VCF_GET_PRIVATE (extension);
+	extension->priv->property_lock = g_mutex_new ();
+}
+
+void
+e_source_vcf_type_register (GTypeModule *type_module)
+{
+	/* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
+	 *     function, so we have to wrap it with a public function in
+	 *     order to register types from a separate compilation unit. */
+	e_source_vcf_register_type (type_module);
+}
+
+const gchar *
+e_source_vcf_get_path (ESourceVCF *extension)
+{
+	g_return_val_if_fail (E_IS_SOURCE_VCF (extension), NULL);
+
+	return extension->priv->path;
+}
+
+gchar *
+e_source_vcf_dup_path (ESourceVCF *extension)
+{
+	const gchar *protected;
+	gchar *duplicate;
+
+	g_return_val_if_fail (E_IS_SOURCE_VCF (extension), NULL);
+
+	g_mutex_lock (extension->priv->property_lock);
+
+	protected = e_source_vcf_get_path (extension);
+	duplicate = g_strdup (protected);
+
+	g_mutex_unlock (extension->priv->property_lock);
+
+	return duplicate;
+}
+
+void
+e_source_vcf_set_path (ESourceVCF *extension,
+                       const gchar *path)
+{
+	g_return_if_fail (E_IS_SOURCE_VCF (extension));
+
+	g_mutex_lock (extension->priv->property_lock);
+
+	g_free (extension->priv->path);
+	extension->priv->path = g_strdup (path);
+
+	g_mutex_unlock (extension->priv->property_lock);
+
+	g_object_notify (G_OBJECT (extension), "path");
+}
diff --git a/addressbook/backends/vcf/e-source-vcf.h b/addressbook/backends/vcf/e-source-vcf.h
new file mode 100644
index 0000000..d84ad4a
--- /dev/null
+++ b/addressbook/backends/vcf/e-source-vcf.h
@@ -0,0 +1,69 @@
+/*
+ * e-source-vcf.h
+ *
+ * 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) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+#ifndef E_SOURCE_VCF_H
+#define E_SOURCE_VCF_H
+
+#include <libedataserver/e-source-extension.h>
+
+/* Standard GObject macros */
+#define E_TYPE_SOURCE_VCF \
+	(e_source_vcf_get_type ())
+#define E_SOURCE_VCF(obj) \
+	(G_TYPE_CHECK_INSTANCE_CAST \
+	((obj), E_TYPE_SOURCE_VCF, ESourceVCF))
+#define E_SOURCE_VCF_CLASS(cls) \
+	(G_TYPE_CHECK_CLASS_CAST \
+	((cls), E_TYPE_SOURCE_VCF, ESourceVCFClass))
+#define E_IS_SOURCE_VCF(obj) \
+	(G_TYPE_CHECK_INSTANCE_TYPE \
+	((obj), E_TYPE_SOURCE_VCF))
+#define E_IS_SOURCE_VCF_CLASS(cls) \
+	(G_TYPE_CHECK_CLASS_TYPE \
+	((cls), E_TYPE_SOURCE_VCF))
+#define E_SOURCE_VCF_GET_CLASS(obj) \
+	(G_TYPE_INSTANCE_GET_CLASS \
+	((obj), E_TYPE_SOURCE_VCF, ESourceVCFClass))
+
+#define E_SOURCE_EXTENSION_VCF_BACKEND "VCF Backend"
+
+G_BEGIN_DECLS
+
+typedef struct _ESourceVCF ESourceVCF;
+typedef struct _ESourceVCFClass ESourceVCFClass;
+typedef struct _ESourceVCFPrivate ESourceVCFPrivate;
+
+struct _ESourceVCF {
+	ESourceExtension parent;
+	ESourceVCFPrivate *priv;
+};
+
+struct _ESourceVCFClass {
+	ESourceExtensionClass parent_class;
+};
+
+GType		e_source_vcf_get_type		(void);
+void		e_source_vcf_type_register	(GTypeModule *type_module);
+const gchar *	e_source_vcf_get_path		(ESourceVCF *extension);
+gchar *		e_source_vcf_dup_path		(ESourceVCF *extension);
+void		e_source_vcf_set_path		(ESourceVCF *extension,
+						 const gchar *path);
+
+G_END_DECLS
+
+#endif /* E_SOURCE_VCF_H */



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