Add some code so ad blocking should be more easy. Based on the fact that

2005-12-19  Jean-François Rameau  <jframeau@cvs.gnome.org>

	* embed/Makefile.am:
	* embed/ephy-adblock-manager.c:
	* embed/ephy-adblock-manager.h:
	* embed/ephy-embed-shell.c: (ephy_embed_shell_finalize):
	* embed/ephy-embed-shell.h:
	* embed/mozilla/EphyContentPolicy.cpp: (EphyContentPolicy::ShouldLoad):
	* lib/Makefile.am:
	* lib/ephy-adblock.h:
	* lib/ephy-adblock.c:
	* src/ephy-shell.c: (ephy_shell_get_extensions_manager):

	Add some code so ad blocking should be more easy. Based on the fact
	that Epiphany already has its own content policy component (EphyContentPolicy).
	The new design adds:
	- an interface, EphyAdBlock
	- a manager, EphyAdBlockManager, pointing to a blocker (possibly no one).

3 files changed, 141 insertions, 0 deletions

diff --git a/lib/Makefile.am b/lib/Makefile.am
index 10a357a2e..44a9e3a7f 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -27,11 +27,13 @@ NOINST_H_FILES = \
 	ephy-zoom.h
 
 TYPES_H_FILES = \
+	ephy-adblock.h				\
 	ephy-dbus.h				\
 	ephy-node.h				\
 	ephy-state.h
 
 INST_H_FILES = \
+	ephy-adblock.h				\
 	ephy-dbus.h				\
 	ephy-dialog.h				\
 	ephy-loader.h				\
@@ -41,6 +43,7 @@ INST_H_FILES = \
 
 libephymisc_la_SOURCES = \
 	eel-gconf-extensions.c			\
+	ephy-adblock.c				\
 	ephy-dbus.c				\
 	ephy-debug.c				\
 	ephy-dialog.c				\
diff --git a/lib/ephy-adblock.c b/lib/ephy-adblock.c
new file mode 100644
index 000000000..ccb96ea64
--- /dev/null
+++ b/lib/ephy-adblock.c
@@ -0,0 +1,59 @@
+/*
+ *  Copyright (C) 2003 Marco Pesenti Gritti
+ *  Copyright (C) 2003 Christian Persch
+ *  Copyright (C) 2005 Jean-François Rameau
+ *
+ *  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 2, 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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  $Id$
+ */
+
+#include "config.h"
+
+#include "ephy-adblock.h"
+
+GType
+ephy_adblock_get_type (void)
+{
+	static GType type = 0;
+
+	if (G_UNLIKELY (type == 0))
+	{
+		static const GTypeInfo our_info =
+		{
+			sizeof (EphyAdBlockIface),
+			NULL,
+			NULL,
+		};
+	
+		type = g_type_register_static (G_TYPE_INTERFACE,
+					       "EphyAdBlock",
+					       &our_info, 0);
+	}
+
+	return type;
+}
+
+gboolean
+ephy_adblock_should_load (EphyAdBlock *adblock,
+			  const char *url,
+			  AdUriCheckType check_type)
+{
+	EphyAdBlockIface *iface = EPHY_ADBLOCK_GET_IFACE (adblock);
+	if (iface->should_load)
+	{
+		return iface->should_load (adblock, url, check_type);
+	}
+}
diff --git a/lib/ephy-adblock.h b/lib/ephy-adblock.h
new file mode 100644
index 000000000..f102a1961
--- /dev/null
+++ b/lib/ephy-adblock.h
@@ -0,0 +1,79 @@
+/*
+ *  Copyright (C) 2003 Marco Pesenti Gritti
+ *  Copyright (C) 2003 Christian Persch
+ *  Copyright (C) 2005 Jean-François Rameau
+ *
+ *  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 2, 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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  $Id$
+ */
+
+#ifndef EPHY_ADBLOCK_H
+#define EPHY_ADBLOCK_H
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define EPHY_TYPE_ADBLOCK		(ephy_adblock_get_type ())
+#define EPHY_ADBLOCK(obj)		(G_TYPE_CHECK_INSTANCE_CAST ((obj), EPHY_TYPE_ADBLOCK, EphyAdBlock))
+#define EPHY_ADBLOCK_IFACE(klass)	(G_TYPE_CHECK_CLASS_CAST ((klass), EPHY_TYPE_ADBLOCK, EphyAdBlockIface))
+#define EPHY_IS_ADBLOCK(obj)		(G_TYPE_CHECK_INSTANCE_TYPE ((obj), EPHY_TYPE_ADBLOCK))
+#define EPHY_IS_ADBLOCK_IFACE(class)	(G_TYPE_CHECK_CLASS_TYPE ((class), EPHY_TYPE_ADBLOCK))
+#define EPHY_ADBLOCK_GET_IFACE(inst)	(G_TYPE_INSTANCE_GET_INTERFACE ((inst), EPHY_TYPE_ADBLOCK, EphyAdBlockIface))
+
+typedef enum
+{
+        AD_URI_CHECK_TYPE_OTHER       = 1U,
+        AD_URI_CHECK_TYPE_SCRIPT      = 2U, /* Indicates an executable script
+					       (such as JavaScript) */
+        AD_URI_CHECK_TYPE_IMAGE       = 3U, /* Indicates an image (e.g., IMG
+					       elements) */
+        AD_URI_CHECK_TYPE_STYLESHEET  = 4U, /* Indicates a stylesheet (e.g.,
+					       STYLE elements) */
+        AD_URI_CHECK_TYPE_OBJECT      = 5U, /* Indicates a generic object
+					       (plugin-handled content
+					       typically falls under this
+					       category) */
+        AD_URI_CHECK_TYPE_DOCUMENT    = 6U, /* Indicates a document at the
+					       top-level (i.e., in a
+					       browser) */
+	AD_URI_CHECK_TYPE_SUBDOCUMENT = 7U, /* Indicates a document contained
+					       within another document (e.g.,
+					       IFRAMEs, FRAMES, and OBJECTs) */
+        AD_URI_CHECK_TYPE_REFRESH     = 8U  /* Indicates a timed refresh */
+} AdUriCheckType;
+
+typedef struct _EphyAdBlock		EphyAdBlock;
+typedef struct _EphyAdBlockIface	EphyAdBlockIface;
+	
+struct _EphyAdBlockIface
+{
+	GTypeInterface base_iface;
+
+	gboolean	(* should_load)	(EphyAdBlock *adblock,
+				         const char *url,
+				         AdUriCheckType check_type);
+};
+
+GType		ephy_adblock_get_type		(void);
+
+gboolean	ephy_adblock_should_load 	(EphyAdBlock *adblock,
+				    	 	 const char *url,
+				    	 	 AdUriCheckType check_type);
+
+G_END_DECLS
+
+#endif