From 883c738c0a30622dcc4189b63bf1af18b45295fb Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Sun, 12 Sep 2010 11:29:58 +0000
Subject: Stop launch-handler from reporting unknown protocols more than once

svn path=/trunk/netsurf/; revision=10760
---
 amiga/fetch_mailto.c | 81 +++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 77 insertions(+), 4 deletions(-)

(limited to 'amiga/fetch_mailto.c')

diff --git a/amiga/fetch_mailto.c b/amiga/fetch_mailto.c
index c710f3949..d031d12a4 100755
--- a/amiga/fetch_mailto.c
+++ b/amiga/fetch_mailto.c
@@ -21,14 +21,78 @@
  */
 
 #include <string.h>
+#include <stdbool.h>
 #include <proto/exec.h>
 #include <proto/dos.h>
 #include <proto/utility.h>
 #include <proto/openurl.h>
+#include <utils/url.h>
 
 struct Library *OpenURLBase;
 struct OpenURLIFace *IOpenURL;
 
+struct MinList ami_unsupportedprotocols;
+
+struct ami_protocol
+{
+	struct MinNode node;
+	char *protocol;
+};
+
+struct ami_protocol *ami_openurl_add_protocol(const char *url)
+{
+	struct ami_protocol *ami_p =
+		(struct ami_protocol *)AllocVec(sizeof(struct ami_protocol),
+			MEMF_PRIVATE | MEMF_CLEAR);
+
+	if(url_scheme(url, &ami_p->protocol) != URL_FUNC_OK)
+	{
+		FreeVec(ami_p);
+		return NULL;
+	}
+
+	AddTail((struct List *)&ami_unsupportedprotocols, (struct Node *)ami_p);
+	return ami_p;
+}
+
+void ami_openurl_free_list(struct MinList *list)
+{
+	struct ami_protocol *node;
+	struct ami_protocol *nnode;
+
+	if(IsMinListEmpty(list)) return;
+	node = (struct ami_protocol *)GetHead((struct List *)list);
+
+	do
+	{
+		nnode=(struct ami_protocol *)GetSucc((struct Node *)node);
+
+		Remove((struct Node *)node);
+		if(node->protocol) free(node->protocol);
+		FreeVec(node);
+		node = NULL;
+	}while(node=nnode);
+}
+
+BOOL ami_openurl_check_list(struct MinList *list, const char *url)
+{
+	struct ami_protocol *node;
+	struct ami_protocol *nnode;
+
+	if(IsMinListEmpty(list)) return FALSE;
+	node = (struct ami_protocol *)GetHead((struct List *)list);
+
+	do
+	{
+		nnode=(struct ami_protocol *)GetSucc((struct Node *)node);
+
+		if(!strncasecmp(url, node->protocol, strlen(node->protocol)))
+			return TRUE;
+	}while(node=nnode);
+
+	return FALSE;
+}
+
 /**
  * Initialise the fetcher.
  *
@@ -37,16 +101,24 @@ struct OpenURLIFace *IOpenURL;
 
 void ami_openurl_open(void)
 {
+	struct ami_protocol *ami_p;
+
 	if(OpenURLBase = OpenLibrary("openurl.library",0))
 	{
 		IOpenURL = (struct OpenURLIFace *)GetInterface(OpenURLBase,"main",1,NULL);
 	}
+
+	NewMinList(&ami_unsupportedprotocols);
+	ami_openurl_add_protocol("about:");
+	ami_openurl_add_protocol("javascript:");
 }
 
 void ami_openurl_close(const char *scheme)
 {
 	if(IOpenURL) DropInterface((struct Interface *)IOpenURL);
 	if(OpenURLBase) CloseLibrary(OpenURLBase);
+
+	ami_openurl_free_list(&ami_unsupportedprotocols);
 }
 
 void gui_launch_url(const char *url)
@@ -55,14 +127,15 @@ void gui_launch_url(const char *url)
 	char *launchurl = NULL;
 	BPTR fptr = 0;
 
-	if((strncasecmp(url,"ABOUT:",6)) &&
-		(strncasecmp(url,"JAVASCRIPT:",11)))
+	if(ami_openurl_check_list(&ami_unsupportedprotocols, url) == FALSE)
 	{
 		launchurl = ASPrintf("URL:%s",url);
 
-		if(launchurl && (fptr = Open(launchurl,MODE_OLDFILE)))
+		if(launchurl)
 		{
-			Close(fptr);
+			fptr = Open(launchurl,MODE_OLDFILE);
+			if(fptr) Close(fptr);
+				else ami_openurl_add_protocol(url);
 		}
 		else if(IOpenURL)
 			URL_OpenA(url,NULL);
-- 
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