Updating branch refs/heads/master
to 2718e47ca084ac8feea4ae58c13cb2049ad409dd (commit)
from 63b25561ffebeba38415e765078febcb1f79e05b (commit)
commit 2718e47ca084ac8feea4ae58c13cb2049ad409dd
Author: Alexander Butenko <a.bute...@gmail.com>
Date: Fri Oct 9 17:06:32 2009 +0200
Add a DNS prefetching extension which fetches hovered links
extensions/dnsprefetch.c | 152 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 152 insertions(+), 0 deletions(-)
diff --git a/extensions/dnsprefetch.c b/extensions/dnsprefetch.c
new file mode 100644
index 0000000..326050c
--- /dev/null
+++ b/extensions/dnsprefetch.c
@@ -0,0 +1,152 @@
+/*
+ Copyright (C) 2009 Alexander Butenko <a.bute...@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.bute...@gmail.com>",
+ NULL);
+ g_signal_connect (extension, "activate",
+ G_CALLBACK (dnsprefetch_activate_cb), NULL);
+
+ return extension;
+}
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