Refs #2220: Pulled most classes / interfaces out of lib files (except query.php and exception.php) into "classes" folder. Replaced inline classes with "require_once" statements for now. Ran unit tests to verify functionality before committing.

git-svn-id: http://code.elgg.org/elgg/trunk@6908 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 3 insertions, 281 deletions

diff --git a/engine/lib/opendd.php b/engine/lib/opendd.php
index c582e6f77..dae6bc9d0 100644
--- a/engine/lib/opendd.php
+++ b/engine/lib/opendd.php
@@ -11,287 +11,9 @@
 
 include_once("xml.php");
 
-/**
- * @class ODDDocument ODD Document container.
- * This class is used during import and export to construct.
- * @author Curverider Ltd
- */
-class ODDDocument implements Iterator {
-	/**
-	 * ODD Version
-	 *
-	 * @var string
-	 */
-	private $ODDSupportedVersion = "1.0";
-
-	/**
-	 * Elements of the document.
-	 */
-	private $elements;
-
-	/**
-	 * Optional wrapper factory.
-	 */
-	private $wrapperfactory;
-
-	public function __construct(array $elements = NULL) {
-		if ($elements) {
-			if (is_array($elements)) {
-				$this->elements = $elements;
-			} else {
-				$this->addElement($elements);
-			}
-		} else {
-			$this->elements = array();
-		}
-	}
-
-	/**
-	 * Return the version of ODD being used.
-	 *
-	 * @return string
-	 */
-	public function getVersion() {
-		return $this->ODDSupportedVersion;
-	}
-
-	public function getNumElements() {
-		return count($this->elements);
-	}
-
-	public function addElement(ODD $element) {
-		if (!is_array($this->elements)) {
-			$this->elements = array();
-			$this->elements[] = $element;
-		}
-	}
-
-	public function addElements(array $elements) {
-		foreach ($elements as $element) {
-			$this->addElement($element);
-		}
-	}
-
-	public function getElements() {
-		return $this->elements;
-	}
-
-	/**
-	 * Set an optional wrapper factory to optionally embed the ODD document in another format.
-	 */
-	public function setWrapperFactory(ODDWrapperFactory $factory) {
-		$this->wrapperfactory = $factory;
-	}
-
-	/**
-	 * Magic function to generate valid ODD XML for this item.
-	 */
-	public function __toString() {
-		$xml = "";
-
-		if ($this->wrapperfactory) {
-			// A wrapper has been provided
-			$wrapper = $this->wrapperfactory->getElementWrapper($this); // Get the wrapper for this element
-
-			$xml = $wrapper->wrap($this); // Wrap this element (and subelements)
-		} else {
-			// Output begin tag
-			$generated = date("r");
-			$xml .= "<odd version=\"{$this->ODDSupportedVersion}\" generated=\"$generated\">\n";
-
-			// Get XML for elements
-			foreach ($this->elements as $element) {
-				$xml .= "$element";
-			}
-
-			// Output end tag
-			$xml .= "</odd>\n";
-		}
-
-		return $xml;
-	}
-
-	// ITERATOR INTERFACE //////////////////////////////////////////////////////////////
-	/*
-	 * This lets an entity's attributes be displayed using foreach as a normal array.
-	 * Example: http://www.sitepoint.com/print/php5-standard-library
-	 */
-
-	private $valid = FALSE;
-
-	function rewind() {
-		$this->valid = (FALSE !== reset($this->elements));
-	}
-
-	function current() {
-		return current($this->elements);
-	}
-
-	function key() {
-		return key($this->elements);
-	}
-
-	function next() {
-		$this->valid = (FALSE !== next($this->elements));
-	}
-
-	function valid() {
-		return $this->valid;
-	}
-}
-
-/**
- * Open Data Definition (ODD) superclass.
- * @package Elgg
- * @subpackage Core
- * @author Curverider Ltd
- */
-abstract class ODD {
-	/**
-	 * Attributes.
-	 */
-	private $attributes = array();
-
-	/**
-	 * Optional body.
-	 */
-	private $body;
-
-	/**
-	 * Construct an ODD document with initial values.
-	 */
-	public function __construct() {
-		$this->body = "";
-	}
-
-	public function getAttributes() {
-		return $this->attributes;
-	}
-
-	public function setAttribute($key, $value) {
-		$this->attributes[$key] = $value;
-	}
-
-	public function getAttribute($key) {
-		if (isset($this->attributes[$key])) {
-			return $this->attributes[$key];
-		}
-
-		return NULL;
-	}
-
-	public function setBody($value) {
-		$this->body = $value;
-	}
-
-	public function getBody() {
-		return $this->body;
-	}
-
-	/**
-	 * Set the published time.
-	 *
-	 * @param int $time Unix timestamp
-	 */
-	public function setPublished($time) {
-		$this->attributes['published'] = date("r", $time);
-	}
-
-	/**
-	 * Return the published time as a unix timestamp.
-	 *
-	 * @return int or false on failure.
-	 */
-	public function getPublishedAsTime() {
-		return strtotime($this->attributes['published']);
-	}
-
-	/**
-	 * For serialisation, implement to return a string name of the tag eg "header" or "metadata".
-	 * @return string
-	 */
-	abstract protected function getTagName();
-
-	/**
-	 * Magic function to generate valid ODD XML for this item.
-	 */
-	public function __toString() {
-		// Construct attributes
-		$attr = "";
-		foreach ($this->attributes as $k => $v) {
-			$attr .= ($v!="") ? "$k=\"$v\" " : "";
-		}
-
-		$body = $this->getBody();
-		$tag = $this->getTagName();
-
-		$end = "/>";
-		if ($body!="") {
-			$end = "><![CDATA[$body]]></{$tag}>";
-		}
-
-		return "<{$tag} $attr" . $end . "\n";
-	}
-}
-
-/**
- * ODD Entity class.
- * @package Elgg
- * @subpackage Core
- * @author Curverider Ltd
- */
-class ODDEntity extends ODD {
-	function __construct($uuid, $class, $subclass = "") {
-		parent::__construct();
-
-		$this->setAttribute('uuid', $uuid);
-		$this->setAttribute('class', $class);
-		$this->setAttribute('subclass', $subclass);
-	}
-
-	protected function getTagName() { return "entity"; }
-}
-
-/**
- * ODD Metadata class.
- * @package Elgg
- * @subpackage Core
- * @author Curverider Ltd
- */
-class ODDMetaData extends ODD {
-	function __construct($uuid, $entity_uuid, $name, $value, $type = "", $owner_uuid = "") {
-		parent::__construct();
-
-		$this->setAttribute('uuid', $uuid);
-		$this->setAttribute('entity_uuid', $entity_uuid);
-		$this->setAttribute('name', $name);
-		$this->setAttribute('type', $type);
-		$this->setAttribute('owner_uuid', $owner_uuid);
-		$this->setBody($value);
-	}
-
-	protected function getTagName() {
-		return "metadata";
-	}
-}
-
-/**
- * ODD Relationship class.
- * @package Elgg
- * @subpackage Core
- * @author Curverider Ltd
- */
-class ODDRelationship extends ODD {
-	function __construct($uuid1, $type, $uuid2) {
-		parent::__construct();
-
-		$this->setAttribute('uuid1', $uuid1);
-		$this->setAttribute('type', $type);
-		$this->setAttribute('uuid2', $uuid2);
-	}
-
-	protected function getTagName() { return "relationship"; }
-}
+require_once dirname(dirname(__FILE__)).'/classes/ODDDocument.php';
+require_once dirname(dirname(__FILE__)).'/classes/ODD.php';
+require_once dirname(dirname(__FILE__)).'/classes/ODDEntity.php';
 
 /**
  * Attempt to construct an ODD object out of a XmlElement or sub-elements.