Add a DNS prefetching extension which fetches hovered links
This commit is contained in:
Alexander Butenko
Christian Dywan
parent
63b25561ff
commit
2718e47ca0
1 changed files with 152 additions and 0 deletions
152
extensions/dnsprefetch.c
Normal file
152
extensions/dnsprefetch.c
Normal file
|
|
@ -0,0 +1,152 @@
|
||||||
|
/*
|
||||||
|
Copyright (C) 2009 Alexander Butenko <a.butenka@gmail.com>
|
||||||
|
|
||||||
|
This library 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 2.1 of the License, or (at your option) any later version.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <midori/midori.h>
|
||||||
|
|
||||||
|
#include "config.h"
|
||||||
|
|
||||||
|
#include <glib/gstdio.h>
|
||||||
|
#if HAVE_UNISTD_H
|
||||||
|
#include <unistd.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define MAXHOSTS 50
|
||||||
|
static gchar* hosts = NULL;
|
||||||
|
static int host_count;
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_do_prefetch (WebKitWebView *web_view,
|
||||||
|
gchar *title,
|
||||||
|
gchar *uri,
|
||||||
|
gpointer user_data)
|
||||||
|
{
|
||||||
|
SoupURI* s_uri;
|
||||||
|
|
||||||
|
/* FIXME: Ignore IP addresses */
|
||||||
|
if (!(uri && g_str_has_prefix (uri, "http")))
|
||||||
|
return;
|
||||||
|
|
||||||
|
s_uri = soup_uri_new (uri);
|
||||||
|
if (!g_regex_match_simple (s_uri->host, hosts,
|
||||||
|
G_REGEX_CASELESS, G_REGEX_MATCH_NOTEMPTY))
|
||||||
|
{
|
||||||
|
SoupAddress* address;
|
||||||
|
gchar* new_hosts;
|
||||||
|
|
||||||
|
address = soup_address_new (s_uri->host, SOUP_ADDRESS_ANY_PORT);
|
||||||
|
soup_address_resolve_async (address, 0, 0, 0, 0);
|
||||||
|
g_object_unref (address);
|
||||||
|
|
||||||
|
if (host_count > MAXHOSTS)
|
||||||
|
{
|
||||||
|
katze_assign (hosts, g_strdup (""));
|
||||||
|
host_count = 0;
|
||||||
|
}
|
||||||
|
host_count++;
|
||||||
|
new_hosts = g_strdup_printf ("%s|%s", hosts, s_uri->host);
|
||||||
|
katze_assign (hosts, new_hosts);
|
||||||
|
}
|
||||||
|
soup_uri_free (s_uri);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_add_tab_cb (MidoriBrowser* browser,
|
||||||
|
MidoriView* view)
|
||||||
|
{
|
||||||
|
GtkWidget* web_view = gtk_bin_get_child (GTK_BIN (view));
|
||||||
|
g_signal_connect (web_view, "hovering-over-link",
|
||||||
|
G_CALLBACK (dnsprefetch_do_prefetch), 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_deactivate_cb (MidoriExtension* extension,
|
||||||
|
MidoriBrowser* browser);
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_add_tab_foreach_cb (MidoriView* view,
|
||||||
|
MidoriBrowser* browser)
|
||||||
|
{
|
||||||
|
dnsprefetch_add_tab_cb (browser, view);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_app_add_browser_cb (MidoriApp* app,
|
||||||
|
MidoriBrowser* browser,
|
||||||
|
MidoriExtension* extension)
|
||||||
|
{
|
||||||
|
midori_browser_foreach (browser,
|
||||||
|
(GtkCallback)dnsprefetch_add_tab_foreach_cb, browser);
|
||||||
|
g_signal_connect (browser, "add-tab",
|
||||||
|
G_CALLBACK (dnsprefetch_add_tab_cb), 0);
|
||||||
|
g_signal_connect (extension, "deactivate",
|
||||||
|
G_CALLBACK (dnsprefetch_deactivate_cb), browser);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_deactivate_tabs (MidoriView* view,
|
||||||
|
MidoriBrowser* browser)
|
||||||
|
{
|
||||||
|
GtkWidget* web_view = gtk_bin_get_child (GTK_BIN (view));
|
||||||
|
g_signal_handlers_disconnect_by_func (
|
||||||
|
browser, dnsprefetch_add_tab_cb, 0);
|
||||||
|
g_signal_handlers_disconnect_by_func (
|
||||||
|
web_view, dnsprefetch_do_prefetch, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_deactivate_cb (MidoriExtension* extension,
|
||||||
|
MidoriBrowser* browser)
|
||||||
|
{
|
||||||
|
MidoriApp* app = midori_extension_get_app (extension);
|
||||||
|
|
||||||
|
katze_assign (hosts, g_strdup (""));
|
||||||
|
host_count = 0;
|
||||||
|
|
||||||
|
g_signal_handlers_disconnect_by_func (
|
||||||
|
extension, dnsprefetch_deactivate_cb, browser);
|
||||||
|
g_signal_handlers_disconnect_by_func (
|
||||||
|
app, dnsprefetch_app_add_browser_cb, extension);
|
||||||
|
midori_browser_foreach (browser, (GtkCallback)dnsprefetch_deactivate_tabs, browser);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
dnsprefetch_activate_cb (MidoriExtension* extension,
|
||||||
|
MidoriApp* app)
|
||||||
|
{
|
||||||
|
KatzeArray* browsers;
|
||||||
|
MidoriBrowser* browser;
|
||||||
|
guint i;
|
||||||
|
|
||||||
|
host_count = 0;
|
||||||
|
|
||||||
|
browsers = katze_object_get_object (app, "browsers");
|
||||||
|
i = 0;
|
||||||
|
while ((browser = katze_array_get_nth_item (browsers, i++)))
|
||||||
|
dnsprefetch_app_add_browser_cb (app, browser, extension);
|
||||||
|
g_signal_connect (app, "add-browser",
|
||||||
|
G_CALLBACK (dnsprefetch_app_add_browser_cb), extension);
|
||||||
|
|
||||||
|
g_object_unref (browsers);
|
||||||
|
}
|
||||||
|
|
||||||
|
MidoriExtension*
|
||||||
|
extension_init (void)
|
||||||
|
{
|
||||||
|
MidoriExtension* extension = g_object_new (MIDORI_TYPE_EXTENSION,
|
||||||
|
"name", _("DNS prefetching"),
|
||||||
|
"description", _("Prefetch IP addresses of hovered links"),
|
||||||
|
"version", "0.1",
|
||||||
|
"authors", "Alexander V. Butenko <a.butenka@gmail.com>",
|
||||||
|
NULL);
|
||||||
|
g_signal_connect (extension, "activate",
|
||||||
|
G_CALLBACK (dnsprefetch_activate_cb), NULL);
|
||||||
|
|
||||||
|
return extension;
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue