fix(urls): saner urls for projects and releases

.gitignore

@@ -1,3 +1,4 @@
 /.settings
 /.project
 /.buildpath
+/vendor/

classes/Elgg/CommunityPlugins/UriTemplate.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Elgg\CommunityPlugins;
+
+
+/**
+ * Represents a pattern for a URI with named parameters.
+ * 
+ * Examples:
+ *  * "/blog" (matches only "/blog" exactly)
+ *  * "/blog/{name}" (matches "/blog/anything" but not "/blog/anything/more")
+ */
+class UriTemplate {
+
+	/** @type string */
+	private $template;
+
+	/**
+	 * @param string $template
+	 */
+	public function __construct($template) {
+		$this->template = $template;
+	}
+
+
+	/**
+	 * @example
+	 * 
+	 * 	$template = new UriTemplate("/foo/{bar}")
+	 * 	$result = $template->match("/foo/baz")
+	 * 
+	 * 	// $result == array('bar' => 'baz')
+	 * 
+	 * @example
+	 * 
+	 * 	$template = new UriTemplate("/foo/{bar}")
+	 * 	$result = $template->match("/baz/bop")
+	 * 
+	 * 	// $result == NULL
+	 * 
+	 * 
+	 * @param string $string The URI to match against
+	 * 
+	 * @return null|array Null if not a match, otherwise associative array of
+	 *                    matching parameters.
+	 */
+	public function match($string) {
+		// Convert {name} shorthand to regex for matching against $path
+		// E.g., "/blog/{guid}" => "/blog/(?<guid>[^/]+)"
+		$regex = preg_replace('/\{([a-z_]+)\}/', '(?<$1>[^/]+)', $this->template);
+
+		$matches = array();
+		// TODO(ewinslow): This fails to support uris with the # in them
+		$count = preg_match("#^$regex$#", $string, $matches);
+		if (!$count) {
+			return null;
+		}
+
+		// We want to keep just the named parameters, so:
+		// Convert: array(0 => '/blog/12345', 1 => 12345, 'guid' => 12345)
+		// To:      array('guid' => 12345)
+		$result = array();
+		foreach ($matches as $key => $value) {
+			if (!is_int($key)) {
+				$result[$key] = $value;
+			}
+		}
+		return $result;
+	}
+}

composer.json

@@ -9,6 +9,9 @@
     ],
     "homepage": "http://www.elgg.org/",
     "license": "GPL-2.0",
+    "autoload": {
+        "psr-0": {"": "classes/"}
+    },
     "authors": [
         {
             "name": "Elgg core developers",
@@ -18,5 +21,8 @@
     ],
     "require": {
         "composer/installers": ">=1.0.8"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "~4.3"
     }
-}
+}