Added support for links without text

README.md

@@ -22,7 +22,7 @@ It's basically an attempt to recreate [wiky.js](https://github.com/tanin47/wiky.
 * * Unordered list (up to four levels "**** text")
 * # Ordered list (up to four levels "#### text")
 * [[file:http://example.com/image.jpg title]] an image ([[file|img:http|https|ftp://example.com/image.jpg optional]])
-* [http://example.com An Example Link] a link ([http|https|ftp://example.com mandatory])
+* [http://example.com An Example Link] a link ([http|https|ftp://example.com optional])
 
 ## Known issues
 * Unordered and ordered lists can not be mixed (any help and/or ideas would be great)

input.wiki

@@ -24,6 +24,7 @@ This is a link: [http://www.google.com Google blaah blaahg].
 This is a bold link: '''[http://www.google.com Google]'''.
 This is a bold-italic link: '''''[http://www.google.com Google]'''''.
 This is '''bold''', '''''bold-italic''''', and ''italic''
+This here is a link without text [http://lygon.net]
 
 Some more lines1
 :A line with indent

wiky.inc.php

@@ -27,7 +27,8 @@ public function __construct() {
 			// Special
 			"/^----+(\s*)$/m",						// Horizontal line
 			"/\[\[(file|img):((ht|f)tp(s?):\/\/(.+?))( (.+))*\]\]/i",	// (File|img):(http|https|ftp) aka image
-			"/\[((news|(ht|f)tp(s?)|irc):\/\/(.+?))( (.+))?\]/i",		// Other urls
+			"/\[((news|(ht|f)tp(s?)|irc):\/\/(.+?))( (.+))\]/i",		// Other urls with text
+			"/\[((news|(ht|f)tp(s?)|irc):\/\/(.+?))\]/i",			// Other urls without text
 
 			// Indentations
 			"/[\n\r]: *.+([\n\r]:+.+)*/",					// Indentation first pass
@@ -69,6 +70,7 @@ public function __construct() {
 			"<hr/>",
 			"<img src=\"$2\" alt=\"$6\"/>",
 			"<a href=\"$1\">$7</a>",
+			"<a href=\"$1\">$1</a>",
 
 			// Indentations
 			"\n<dl>$0\n</dl>", // Newline is here to make the second pass easier