[epiphany/history-rewrite] ephy-history-service: add the internal API to remove URLs from history

[Claudio Saavedra <csaavedra src gnome org>]

commit e42b5443379083dd49c98b052ec4d0216d49a1e2
Author: Claudio Saavedra <csaavedra igalia com>
Date:   Thu Jul 21 12:30:24 2011 +0300

    ephy-history-service: add the internal API to remove URLs from history

 lib/history/ephy-history-service-private.h    |    1 +
 lib/history/ephy-history-service-urls-table.c |   49 +++++++++++++++++++++++++
 2 files changed, 50 insertions(+), 0 deletions(-)
---
diff --git a/lib/history/ephy-history-service-private.h b/lib/history/ephy-history-service-private.h
index c86b16b..94e8d8e 100644
--- a/lib/history/ephy-history-service-private.h
+++ b/lib/history/ephy-history-service-private.h
@@ -37,6 +37,7 @@ EphyHistoryURL *         ephy_history_service_get_url_row             (EphyHisto
 void                     ephy_history_service_add_url_row             (EphyHistoryService *self, EphyHistoryURL *url);
 void                     ephy_history_service_update_url_row          (EphyHistoryService *self, EphyHistoryURL *url);
 GList*                   ephy_history_service_find_url_rows           (EphyHistoryService *self, EphyHistoryQuery *query);
+void                     ephy_history_service_delete_url              (EphyHistoryService *self, EphyHistoryURL *url);
 
 gboolean                 ephy_history_service_initialize_visits_table (EphyHistoryService *self);
 void                     ephy_history_service_add_visit_row           (EphyHistoryService *self, EphyHistoryPageVisit *visit);
diff --git a/lib/history/ephy-history-service-urls-table.c b/lib/history/ephy-history-service-urls-table.c
index 22d7d77..c67008e 100644
--- a/lib/history/ephy-history-service-urls-table.c
+++ b/lib/history/ephy-history-service-urls-table.c
@@ -317,3 +317,52 @@ ephy_history_service_find_url_rows (EphyHistoryService *self, EphyHistoryQuery *
   g_object_unref (statement);
   return urls;
 }
+
+void
+ephy_history_service_delete_url (EphyHistoryService *self, EphyHistoryURL *url)
+{
+  EphyHistoryServicePrivate *priv = EPHY_HISTORY_SERVICE (self)->priv;
+  EphySQLiteStatement *statement = NULL;
+  gchar *sql_statement;
+  GError *error = NULL;
+
+  g_assert (priv->history_thread == g_thread_self ());
+  g_assert (priv->history_database != NULL);
+
+  g_assert (url->id != -1 || url->url);
+
+  if (url->id != -1)
+    sql_statement = g_strdup ("DELETE FROM urls WHERE id=?");
+  else
+    sql_statement = g_strdup ("DELETE FROM urls WHERE url=?");
+
+  statement = ephy_sqlite_connection_create_statement (priv->history_database,
+                                                       sql_statement, &error);
+  g_free (sql_statement);
+
+  if (error) {
+    g_error ("Could not build urls table query statement: %s", error->message);
+    g_error_free (error);
+    g_object_unref (statement);
+    return;
+  }
+
+  if (url->id != -1) {
+    ephy_sqlite_statement_bind_int (statement, 0, url->id, &error);
+  } else {
+    ephy_sqlite_statement_bind_string (statement, 0, url->url, &error);
+  }
+  if (error) {
+    g_error ("Could not build urls table query statement: %s", error->message);
+    g_error_free (error);
+    g_object_unref (statement);
+    return;
+  }
+
+  ephy_sqlite_statement_step (statement, &error);
+  if (error) {
+    g_error ("Could not modify URL in urls table: %s", error->message);
+    g_error_free (error);
+  }
+  g_object_unref (statement);
+}