From fee432432d60afeffd046c7d7580702bf495ebcc Mon Sep 17 00:00:00 2001
From: James Willcox <jwillcox@litl.com>
Date: Wed, 12 Aug 2009 14:59:08 +0000
Subject: Follow external links in browser plugin, fixes bug 1392

---
diff --git a/browser-plugin/plugin.cpp b/browser-plugin/plugin.cpp
index 6dcbb35..ffdc767 100644
--- a/browser-plugin/plugin.cpp
+++ b/browser-plugin/plugin.cpp
@@ -18,6 +18,7 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include <string.h>
 #include "evince-view.h"
 #include "plugin.h"
 #include "scriptable.h"
@@ -35,6 +36,12 @@ Plugin::Plugin (NPP instance) : mInstance (instance),
 			  G_CALLBACK (Plugin::SizingModeCallback),
 			  reinterpret_cast<void*>(this));
 
+	g_signal_connect (G_OBJECT (mView),
+			  "external-link",
+			  G_CALLBACK (Plugin::ExternalLinkCallback),
+			  reinterpret_cast<void*>(this));
+
+
 	/* FIXME should be set automatically in EvView. It seem to be currently
 	   used only to calculate the minimum and maximux allowed zoom level. */
 	ev_view_set_screen_dpi (EV_VIEW(mView), 96);
@@ -189,6 +196,26 @@ Plugin::SizingModeCallback (EvView *view, GParamSpec *pspec, gpointer data)
 }
 
 void
+Plugin::ExternalLinkCallback (EvView *view, EvLinkAction *action, gpointer data)
+{
+	Plugin *plugin = reinterpret_cast<Plugin*> (data);
+	const char *uri = NULL;
+
+	switch (ev_link_action_get_action_type (action)) {
+		case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+			uri = ev_link_action_get_uri (action);
+
+			if (g_strstr_len (uri, strlen (uri), "http")) {
+				NPN_GetURL (plugin->mInstance, uri, "_blank");
+			}
+
+			break;
+		default:
+			break;
+	}
+}
+
+void
 Plugin::LoadJobFinishedCallback (EvJob *job, gpointer data)
 {
 	Plugin *plugin = reinterpret_cast<Plugin*> (data);
diff --git a/browser-plugin/plugin.h b/browser-plugin/plugin.h
index a4cd560..5802aab 100644
--- a/browser-plugin/plugin.h
+++ b/browser-plugin/plugin.h
@@ -47,6 +47,9 @@ class Plugin {
 		static void SizingModeCallback (EvView *view,
 						GParamSpec *pspec,
 						gpointer data);
+		static void ExternalLinkCallback (EvView *view,
+						  EvLinkAction *action,
+						  gpointer data);
 		static void LoadJobFinishedCallback (EvJob *job,
 						     gpointer data);
 
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