Index: config_defaults_inc.php
===================================================================
RCS file: /var/lib/cvs/mantis/config_defaults_inc.php,v
retrieving revision 1.4
diff -u -r1.4 config_defaults_inc.php
--- config_defaults_inc.php	22 Sep 2005 01:58:38 -0000	1.4
+++ config_defaults_inc.php	22 Sep 2005 05:52:14 -0000
@@ -1053,6 +1053,11 @@
 	# insert the URL to your CVSweb or ViewCVS
 	# eg: http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/mantisbt/mantisbt/
 	$g_cvs_web				= '';
+	
+	# --- Wiki linking ---------------
+	# insert the base URL to a (your?) Wiki here
+	# eg: http://en.wikipedia.org/wiki/
+	$g_wiki_link_url		= '';
 
 	# --- Source Control Integration ------
 
Index: core/string_api.php
===================================================================
RCS file: /var/lib/cvs/mantis/core/string_api.php,v
retrieving revision 1.5
diff -u -r1.5 string_api.php
--- core/string_api.php	22 Sep 2005 05:31:23 -0000	1.5
+++ core/string_api.php	22 Sep 2005 05:45:46 -0000
@@ -101,6 +101,7 @@
 		$p_string = string_process_bug_link( $p_string );
 		$p_string = string_process_bugnote_link( $p_string );
 		$p_string = string_process_cvs_link( $p_string );
+		$p_string = string_process_wiki_link($p_string);
 
 		return $p_string;
 	}
@@ -143,7 +144,7 @@
 		$p_string = string_process_bug_link( $p_string, false );
 		$p_string = string_process_bugnote_link( $p_string, false );
 		$p_string = string_process_cvs_link( $p_string, false );
-
+		$p_string = string_process_wiki_link($p_string, false);
 		return $p_string;
 	}
 
@@ -192,6 +193,29 @@
 							 $p_string );
 	}
 
+	# Process the string, returning full HTML links to a wiki, if configured.
+	function string_process_wiki_link($string, $fullHTML = true) {
+		if (!config_get('wiki_link_url')) return $string;
+		if ($fullHTML) return preg_replace_callback('/\[\[(([^\]]*?))\]\]/', 'string_process_wiki_link_callback_fullhtml', $string);
+		return preg_replace_callback('/\[\[(([^\]]*?))\]\]/', 'string_process_wiki_link_callback_nohtml', $string);
+	}
+
+	# --------------------
+	# Subsitution callback for the regexp in string_process_wiki_link(); HTML version.
+	function string_process_wiki_link_callback_fullhtml($words) {
+		$p_url_text = $words[2];
+        $p_link = config_get('wiki_link_url').$p_url_text;
+	    return '<span class="bracket-link">[['. "<a href=\"$p_link\" target=\"_blank\">$p_url_text</a>". ']]</span> ';
+	}
+
+	# --------------------
+	# Subsitution callback for the regexp in string_process_wiki_link(); plaintext version.
+	function string_process_wiki_link_callback_nohtml($words) {
+		$p_url_text = $words[2];
+        $p_link = config_get('wiki_link_url').$p_url_text;
+	    return "$p_url_text ($p_link)";
+	}
+
 	# --------------------
 	# Process $p_string, looking for bug ID references and creating bug view
 	#  links for them.