* src/modest-ui-dimming-rules.c:
[modest] / src / modest-conf.c
index d878028..9b2d95f 100644 (file)
  */
 
 #include <gconf/gconf-client.h>
+#include <config.h>
+#include <string.h>
+#include <glib/gi18n.h>
 #include "modest-conf.h"
 #include "modest-marshal.h"
+#include <stdio.h>
 
 static void   modest_conf_class_init     (ModestConfClass *klass);
 static void   modest_conf_init           (ModestConf *obj);
 static void   modest_conf_finalize       (GObject *obj);
 static void   modest_conf_on_change     (GConfClient *client, guint conn_id,
                                          GConfEntry *entry, gpointer data);
+static GConfValueType modest_conf_type_to_gconf_type (ModestConfValueType value_type, 
+                                                     GError **err);
+
+
+static void
+modest_conf_maemo_fake_on_change (ModestConf *conf, const gchar* key, ModestConfEvent event);
+
 /* list my signals */
 enum {
        KEY_CHANGED_SIGNAL,
@@ -49,8 +60,8 @@ struct _ModestConfPrivate {
        GConfClient *gconf_client;
 };
 #define MODEST_CONF_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
-                                         MODEST_TYPE_CONF, \
-                                         ModestConfPrivate))
+                                                                    MODEST_TYPE_CONF, \
+                                                                    ModestConfPrivate))
 /* globals */
 static GObjectClass *parent_class = NULL;
 
@@ -69,6 +80,7 @@ modest_conf_get_type (void)
                        sizeof(ModestConf),
                        1,              /* n_preallocs */
                        (GInstanceInitFunc) modest_conf_init,
+                       NULL
                };
                my_type = g_type_register_static (G_TYPE_OBJECT,
                                                  "ModestConf",
@@ -104,6 +116,7 @@ modest_conf_init (ModestConf *obj)
        GConfClient *conf = NULL;
        ModestConfPrivate *priv = MODEST_CONF_GET_PRIVATE(obj);
        GError *err      = NULL;
+
        
        priv->gconf_client = NULL;
        
@@ -112,7 +125,6 @@ modest_conf_init (ModestConf *obj)
                g_printerr ("modest: could not get gconf client\n");
                return;
        }
-
        gconf_client_add_dir (conf,MODEST_CONF_NAMESPACE,
                              GCONF_CLIENT_PRELOAD_NONE,
                              &err);
@@ -134,7 +146,6 @@ modest_conf_init (ModestConf *obj)
                g_error_free (err);
                return;
        }
-       
        priv->gconf_client = conf;      /* all went well! */
 }
 
@@ -149,25 +160,30 @@ modest_conf_finalize (GObject *obj)
                g_object_unref (priv->gconf_client);
                priv->gconf_client = NULL;
        }       
+
+       G_OBJECT_CLASS(parent_class)->finalize (obj);
 }
 
-GObject*
+ModestConf*
 modest_conf_new (void)
 {
-       ModestConf *conf = MODEST_CONF(g_object_new(MODEST_TYPE_CONF, NULL));
+       ModestConf *conf;
+       ModestConfPrivate *priv;
+       
+       conf = MODEST_CONF(g_object_new(MODEST_TYPE_CONF, NULL));
        if (!conf) {
                g_printerr ("modest: failed to init ModestConf (GConf)\n");
                return NULL;
        }
 
-       ModestConfPrivate *priv = MODEST_CONF_GET_PRIVATE(conf);
+       priv = MODEST_CONF_GET_PRIVATE(conf);
        if (!priv->gconf_client) {
                g_printerr ("modest: failed to init gconf\n");
                g_object_unref (conf);
                return NULL;
        }
        
-       return G_OBJECT(conf);
+       return conf;
 }
 
 
@@ -212,6 +228,26 @@ modest_conf_get_bool (ModestConf* self, const gchar* key, GError **err)
 }
 
 
+GSList * 
+modest_conf_get_list (ModestConf* self, const gchar* key, ModestConfValueType list_type,
+                     GError **err)
+{
+       ModestConfPrivate *priv;
+       GConfValueType gconf_type;
+       
+       g_return_val_if_fail (self, NULL);
+       g_return_val_if_fail (key,  NULL);
+
+       priv = MODEST_CONF_GET_PRIVATE(self);
+
+       gconf_type = modest_conf_type_to_gconf_type (list_type, err);
+
+       return gconf_client_get_list (priv->gconf_client, key, gconf_type, err);
+}
+
+
+
+
 gboolean
 modest_conf_set_string (ModestConf* self, const gchar* key, const gchar* val,
                        GError **err)
@@ -220,6 +256,7 @@ modest_conf_set_string (ModestConf* self, const gchar* key, const gchar* val,
                
        g_return_val_if_fail (self,FALSE);
        g_return_val_if_fail (key, FALSE);
+       g_return_val_if_fail (val, FALSE);
        
        priv = MODEST_CONF_GET_PRIVATE(self);
 
@@ -228,7 +265,11 @@ modest_conf_set_string (ModestConf* self, const gchar* key, const gchar* val,
                return FALSE;
        }
                        
-       return gconf_client_set_string (priv->gconf_client, key, val, err);     
+       if (gconf_client_set_string (priv->gconf_client, key, val, err)) {
+               modest_conf_maemo_fake_on_change (self, key, MODEST_CONF_EVENT_KEY_CHANGED);
+               return TRUE;
+       } else
+               return FALSE;
 }
 
 
@@ -248,7 +289,11 @@ modest_conf_set_int  (ModestConf* self, const gchar* key, gint val,
                return FALSE;
        }
                        
-       return gconf_client_set_int (priv->gconf_client, key, val, err);        
+       if (gconf_client_set_int (priv->gconf_client, key, val, err)) {
+               modest_conf_maemo_fake_on_change (self, key, MODEST_CONF_EVENT_KEY_CHANGED);
+               return TRUE;
+       } else
+               return FALSE;
 }
 
 
@@ -267,11 +312,59 @@ modest_conf_set_bool (ModestConf* self, const gchar* key, gboolean val,
                g_warning ("modest: '%s' is not writable\n", key);
                return FALSE;
        }
-                       
-       return gconf_client_set_bool (priv->gconf_client,key,val, err);
+
+       if (gconf_client_set_bool (priv->gconf_client, key, val, err)) {
+               modest_conf_maemo_fake_on_change (self, key, MODEST_CONF_EVENT_KEY_CHANGED);
+               return TRUE;
+       } else
+               return FALSE;
 }
 
 
+gboolean
+modest_conf_set_list (ModestConf* self, const gchar* key, 
+                     GSList *val, ModestConfValueType list_type, 
+                     GError **err)
+{
+       ModestConfPrivate *priv;
+       GConfValueType gconf_type;
+       gboolean result;
+       
+       g_return_val_if_fail (self, FALSE);
+       g_return_val_if_fail (key, FALSE);
+
+       priv = MODEST_CONF_GET_PRIVATE(self);
+
+       gconf_type = modest_conf_type_to_gconf_type (list_type, err);
+       if (*err)
+               return FALSE;
+
+       result = gconf_client_set_list (priv->gconf_client, key, gconf_type, val, err);
+       if(*err) {
+               g_warning("gconf_client_set_list() failed with key=%s. error=%s", key,
+                         (*err)->message);
+               result = FALSE;
+       }
+       
+       /* TODO: Remove this, when we fix the problem: */
+       /* This shows that sometimes set_list fails, while saying that it succeeded: */
+       if (result) {
+               const gint debug_list_length_start = g_slist_length(val);
+               GSList* debug_list = gconf_client_get_list(priv->gconf_client, key, gconf_type, err);
+               const gint debug_list_length_after = g_slist_length(debug_list);
+              
+               if(debug_list_length_start != debug_list_length_after)
+                       g_warning("modest_conf_set_list(): The list length after setting is "
+                                 "not the same as the specified list. key=%s. "
+                                 "We think that we fixed this, so tell us if you see this.", key);
+               g_slist_free(debug_list);
+       }
+
+       if (result)
+               modest_conf_maemo_fake_on_change (self, key, MODEST_CONF_EVENT_KEY_CHANGED);
+       
+       return result;
+}
 
 
 GSList*
@@ -292,35 +385,74 @@ gboolean
 modest_conf_remove_key (ModestConf* self, const gchar* key, GError **err)
 {
        ModestConfPrivate *priv;
-               
+       gboolean retval;
+       
        g_return_val_if_fail (self,FALSE);
        g_return_val_if_fail (key, FALSE);
        
        priv = MODEST_CONF_GET_PRIVATE(self);
                        
-       return gconf_client_recursive_unset (priv->gconf_client,key,0,err);
-}
-
+       retval = gconf_client_recursive_unset (priv->gconf_client,key,0,err);
+       gconf_client_suggest_sync (priv->gconf_client, NULL);
 
+       if (retval) {
+               modest_conf_maemo_fake_on_change (self, key, MODEST_CONF_EVENT_KEY_UNSET);
+               return TRUE;
+       } else
+               return FALSE;
+}
 
 
 gboolean
 modest_conf_key_exists (ModestConf* self, const gchar* key, GError **err)
 {
        ModestConfPrivate *priv;
-       
+       GConfValue *val;
+
        g_return_val_if_fail (self,FALSE);
        g_return_val_if_fail (key, FALSE);
        
        priv = MODEST_CONF_GET_PRIVATE(self);
-                       
-       return gconf_client_dir_exists (priv->gconf_client,key,err);
+
+       /* the fast way... */
+       if (gconf_client_dir_exists (priv->gconf_client,key,err))
+               return TRUE;
+       
+       val = gconf_client_get (priv->gconf_client, key, NULL);
+       if (!val)
+               return FALSE;
+       else {
+               gconf_value_free (val);
+               return TRUE;
+       }       
 }
 
 
+gchar*
+modest_conf_key_escape (const gchar* key)
+{
+       g_return_val_if_fail (key, NULL);
+       g_return_val_if_fail (strlen (key) > 0, g_strdup (key));
+       
+       return gconf_escape_key (key, strlen(key));
+}
 
 
+gchar*
+modest_conf_key_unescape (const gchar* key)
+{
+       g_return_val_if_fail (key, NULL);
+
+       return gconf_unescape_key (key, strlen(key));
+}
+
+gboolean
+modest_conf_key_is_valid (const gchar* key)
+{
+       return gconf_valid_key (key, NULL);
+}
 
+/* hmmm... might need to make specific callback for specific keys */
 static void
 modest_conf_on_change (GConfClient *client, guint conn_id, GConfEntry *entry,
                       gpointer data)
@@ -335,3 +467,106 @@ modest_conf_on_change (GConfClient *client, guint conn_id, GConfEntry *entry,
                       signals[KEY_CHANGED_SIGNAL], 0,
                       key, event);
 }
+
+
+static GConfValueType
+modest_conf_type_to_gconf_type (ModestConfValueType value_type, GError **err)
+{
+       GConfValueType gconf_type;
+
+       switch (value_type) {
+       case MODEST_CONF_VALUE_INT:
+               gconf_type = GCONF_VALUE_INT;
+               break;
+       case MODEST_CONF_VALUE_BOOL:
+               gconf_type = GCONF_VALUE_BOOL;
+               break;
+       case MODEST_CONF_VALUE_FLOAT:
+               gconf_type = GCONF_VALUE_FLOAT;
+               break;
+       case MODEST_CONF_VALUE_STRING:
+               gconf_type = GCONF_VALUE_STRING;
+               break;
+       default:
+               /* FIXME: use MODEST_ERROR, and error code */
+               gconf_type = GCONF_VALUE_INVALID;
+               g_printerr ("modest: invalid list value type %d\n", value_type);
+               *err = g_error_new_literal (0, 0, "invalid list value type");
+       }       
+       return gconf_type;
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+/* workaround for the b0rked dbus-gconf on maemo */
+/* fires a fake change notification after 0.3 secs.
+ * Might not be necessary anymore. */
+#if 0
+#ifdef MODEST_PLATFORM_MAEMO
+typedef struct {
+       GObject *obj;
+       gchar   *key;
+} ChangeHelper;
+
+ChangeHelper*
+change_helper_new (ModestConf *conf, const gchar *key)
+{
+       ChangeHelper *helper = g_slice_alloc  (sizeof(ChangeHelper));
+       helper->obj  = g_object_ref(G_OBJECT(conf));
+       helper->key  = g_strdup (key);
+       return helper;
+}
+
+static void
+change_helper_free (ChangeHelper *helper)
+{
+       g_object_unref (helper->obj);
+       g_free (helper->key);
+       helper->key = NULL;
+       helper->obj = NULL;
+       g_slice_free (ChangeHelper,helper);
+}
+
+static gboolean
+emit_change_cb (ChangeHelper *helper)
+{
+       if (!helper)
+               return FALSE;   
+       g_signal_emit (G_OBJECT(helper->obj),signals[KEY_CHANGED_SIGNAL], 0,
+                      helper->key, MODEST_CONF_EVENT_KEY_CHANGED);
+       change_helper_free (helper);
+       
+       return FALSE;
+}
+
+static gboolean
+emit_remove_cb (ChangeHelper *helper)
+{
+       if (!helper)
+               return FALSE;
+       g_signal_emit (G_OBJECT(helper->obj),signals[KEY_CHANGED_SIGNAL], 0,
+                      helper->key, MODEST_CONF_EVENT_KEY_UNSET);
+       change_helper_free (helper);
+       
+       return FALSE;
+}
+#endif /* MODEST_PLATFORM_MAEMO */
+#endif
+       
+static void
+modest_conf_maemo_fake_on_change (ModestConf *conf, const gchar* key, ModestConfEvent event)
+{
+/* hack for faster notification, might not be necessary anymore: */
+#if 0
+#ifdef MODEST_PLATFORM_MAEMO
+
+       ChangeHelper *helper = change_helper_new (conf,key); 
+       g_timeout_add (100, /* after 100 ms */
+                      (event == MODEST_CONF_EVENT_KEY_CHANGED)
+                      ? (GSourceFunc)emit_change_cb : (GSourceFunc)emit_remove_cb,
+                      (gpointer)helper);
+#endif /* MODEST_PLATFORM_MAEMO */
+#endif 
+}
+//////////////////////////////////////////////////////////////////////////////////