webfinger profile linker

boot.php

@@ -9,7 +9,7 @@ require_once('include/nav.php');
 require_once('include/cache.php');
 
 define ( 'FRIENDICA_PLATFORM',     'Friendica');
-define ( 'FRIENDICA_VERSION',      '3.0.1361' );
+define ( 'FRIENDICA_VERSION',      '3.0.1362' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.23'    );
 define ( 'DB_UPDATE_VERSION',      1146      );
 

include/bbcode.php

@@ -52,6 +52,8 @@ function bb_unspacefy_and_trim($st) {
 
 function bbcode($Text,$preserve_nl = false) {
 
+	$a = get_app();
+
 	// Hide all [noparse] contained bbtags spacefying them
 
 	$Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
@@ -114,6 +116,11 @@ function bbcode($Text,$preserve_nl = false) {
 	$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="external-link">$2</a>', $Text);
 	//$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 
+	// we may need to restrict this further if it picks up too many strays
+	// link acct:user@host to a webfinger profile redirector
+
+	$Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', '<a href="' . $a->get_baseurl() . '/acctlink?addr=' . "$1@$2" 
+		. '" target="extlink" >acct:' . "$1@$2$3" . '</a>',$Text);
 
 	// Perform MAIL Search
 	$Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);

include/text.php

@@ -891,6 +891,7 @@ function prepare_body($item,$attach = false) {
 	} else
 		$s = prepare_text($item['body']);
 
+
 	$prep_arr = array('item' => $item, 'html' => $s);
 	call_hooks('prepare_body', $prep_arr);
 	$s = $prep_arr['html'];

mod/acctlink.php

@@ -0,0 +1,16 @@
+<?php
+
+require_once('include/Scrape.php');
+
+function acctlink_init(&$a) {
+
+	if(x($_GET,'addr')) {
+		$addr = trim($_GET['addr']);
+		$res = probe_url($addr);
+		//logger('acctlink: ' . print_r($res,true));
+		if($res['url']) {
+			goaway($res['url']);
+			killme();
+		}
+	}
+}