From 8173f672f06ad2783d3d0112e7b285d2240f488b Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 30 Nov 2010 03:56:34 +0000
Subject: Refs #1986 #2170 #2225 Added ElggPluginManifest,
 ElggPluginManifestParser, and its parser classes for 1.7 and 1.8 style
 manifests.  Changed load_plugin_manifest() to use new parser.  Added initial
 unit tests.

git-svn-id: http://code.elgg.org/elgg/trunk@7481 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/classes/ElggPluginManifestParser.php | 91 +++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 engine/classes/ElggPluginManifestParser.php

(limited to 'engine/classes/ElggPluginManifestParser.php')

diff --git a/engine/classes/ElggPluginManifestParser.php b/engine/classes/ElggPluginManifestParser.php
new file mode 100644
index 000000000..0ce3e3024
--- /dev/null
+++ b/engine/classes/ElggPluginManifestParser.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * Parent class for manifest parsers.
+ *
+ * @package    Elgg.Core
+ * @subpackage Plugins
+ *
+ */
+abstract class ElggPluginManifestParser {
+	/**
+	 * The XmlElement object
+	 *
+	 * @var XmlElement
+	 */
+	protected $manifestObject;
+
+	/**
+	 * The manifest array
+	 *
+	 * @var array
+	 */
+	protected $manifest;
+
+	/**
+	 * All valid manifest attributes with default values.
+	 *
+	 * @var array
+	 */
+	protected $validAttributes;
+
+	/**
+	 * The object we're doing parsing for.
+	 *
+	 * @var object
+	 */
+	protected $caller;
+
+	/**
+	 * Loads the manifest XML to be parsed.
+	 *
+	 * @param XmlElement $xml    The Manifest XML to be parsed
+	 * @param object     $caller The object calling this parser.
+	 */
+	public function __construct(XmlElement $xml, $caller) {
+		$this->manifestObject = $xml;
+		$this->caller = $caller;
+	}
+
+	/**
+	 * Returns the manifest XML object
+	 *
+	 * @return XmlElement
+	 */
+	public function getManifestObject() {
+		return $this->manifestObject;
+	}
+
+	/**
+	 * Return the parsed manifest array
+	 *
+	 * @return array
+	 */
+	public function getManifest() {
+		return $this->manifest;
+	}
+
+	/**
+	 * Return an attribute in the manifest.
+	 *
+	 * @param string $name Attribute name
+	 * @return mixed
+	 */
+	public function getAttribute($name) {
+		if (array_key_exists($name, $this->validAttributes)) {
+			if (isset($this->manifest[$name])) {
+				return $this->manifest[$name];
+			} else {
+				return $this->validAttributes[$name];
+			}
+		}
+
+		return false;
+	}
+
+	/**
+	 * Parse the XML object into an array
+	 *
+	 * @return bool
+	 */
+	abstract public function parse();
+}
\ No newline at end of file
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