From 1ebe92a96d5543e5d2ddcb1b7ca6e735962aaaef Mon Sep 17 00:00:00 2001
From: ewinslow <ewinslow@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Sat, 30 Oct 2010 23:28:11 +0000
Subject: Refs #2597: Pulled identical {{{Iterator}}} and {{{ArrayAccess}}}
 implementations into {{{ElggData}}}

git-svn-id: http://code.elgg.org/elgg/trunk@7154 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/classes/ElggData.php         | 146 +++++++++++++++++++++++++++++++++++-
 engine/classes/ElggEntity.php       | 145 +----------------------------------
 engine/classes/ElggExtender.php     | 146 +-----------------------------------
 engine/classes/ElggRelationship.php | 139 +---------------------------------
 4 files changed, 150 insertions(+), 426 deletions(-)

(limited to 'engine/classes')

diff --git a/engine/classes/ElggData.php b/engine/classes/ElggData.php
index 5f152024c..f200a7c21 100644
--- a/engine/classes/ElggData.php
+++ b/engine/classes/ElggData.php
@@ -1,5 +1,149 @@
 <?php
-abstract class ElggData
+abstract class ElggData implements
+	Iterator,	// Override foreach behaviour
+	ArrayAccess // Override for array access
 {
+	/**
+	 * The main attributes of an entity.
+	 * Holds attributes to save to database
+	 * This contains the site's main properties (id, etc)
+	 * Blank entries for all database fields should be created by the constructor.
+	 * Subclasses should add to this in their constructors.
+	 * Any field not appearing in this will be viewed as a
+	 */
+	protected $attributes;
 	
+	/*
+	 * 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
+	 */
+	protected $valid = FALSE;
+
+	/**
+	 * Iterator interface
+	 *
+	 * @see Iterator::rewind()
+	 *
+	 * @return void
+	 */
+	public function rewind() {
+		$this->valid = (FALSE !== reset($this->attributes));
+	}
+
+	/**
+	 * Iterator interface
+	 *
+	 * @see Iterator::current()
+	 *
+	 * @return void
+	 */
+	public function current() {
+		return current($this->attributes);
+	}
+
+	/**
+	 * Iterator interface
+	 *
+	 * @see Iterator::key()
+	 *
+	 * @return void
+	 */
+	public function key() {
+		return key($this->attributes);
+	}
+
+	/**
+	 * Iterator interface
+	 *
+	 * @see Iterator::next()
+	 *
+	 * @return void
+	 */
+	public function next() {
+		$this->valid = (FALSE !== next($this->attributes));
+	}
+
+	/**
+	 * Iterator interface
+	 *
+	 * @see Iterator::valid()
+	 *
+	 * @return void
+	 */
+	public function valid() {
+		return $this->valid;
+	}
+
+	/*
+	 * ARRAY ACCESS INTERFACE
+	 */
+
+	/*
+	 * This lets an entity's attributes be accessed like an associative array.
+	 * Example: http://www.sitepoint.com/print/php5-standard-library
+	 */
+
+	/**
+	 * Array access interface
+	 *
+	 * @see ArrayAccess::offsetSet()
+	 *
+	 * @param mixed $key   Name
+	 * @param mixed $value Value
+	 *
+	 * @return void
+	 */
+	public function offsetSet($key, $value) {
+		if (array_key_exists($key, $this->attributes)) {
+			$this->attributes[$key] = $value;
+		}
+	}
+
+	/**
+	 * Array access interface
+	 *
+	 * @see ArrayAccess::offsetGet()
+	 *
+	 * @param mixed $key Name
+	 *
+	 * @return void
+	 */
+	public function offsetGet($key) {
+		if (array_key_exists($key, $this->attributes)) {
+			return $this->attributes[$key];
+		}
+	}
+
+	/**
+	 * Array access interface
+	 *
+	 * @see ArrayAccess::offsetUnset()
+	 *
+	 * @param mixed $key Name
+	 *
+	 * @return void
+	 */
+	public function offsetUnset($key) {
+		if (array_key_exists($key, $this->attributes)) {
+			// Full unsetting is dangerous for our objects
+			$this->attributes[$key] = "";
+		}
+	}
+
+	/**
+	 * Array access interface
+	 *
+	 * @see ArrayAccess::offsetExists()
+	 *
+	 * @param int $offset Offset
+	 *
+	 * @return int
+	 */
+	public function offsetExists($offset) {
+		return array_key_exists($offset, $this->attributes);
+	}
 }
\ No newline at end of file
diff --git a/engine/classes/ElggEntity.php b/engine/classes/ElggEntity.php
index 3d0e112f3..56ac96f8f 100644
--- a/engine/classes/ElggEntity.php
+++ b/engine/classes/ElggEntity.php
@@ -31,17 +31,8 @@ abstract class ElggEntity extends ElggData implements
 	Locatable,  // Geocoding interface
 	Exportable, // Allow export of data
 	Importable, // Allow import of data
-	Loggable,	// Can events related to this object class be logged
-	Iterator,	// Override foreach behaviour
-	ArrayAccess // Override for array access
+	Loggable	// Can events related to this object class be logged
 {
-	/**
-	 * The main attributes of an entity.
-	 * Blank entries for all database fields should be created by the constructor.
-	 * Subclasses should add to this in their constructors.
-	 * Any field not appearing in this will be viewed as a
-	 */
-	protected $attributes;
 
 	/**
 	 * If set, overrides the value of getURL()
@@ -1383,138 +1374,4 @@ abstract class ElggEntity extends ElggData implements
 
 		return $entity_tags;
 	}
-
-	/*
-	 * 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;
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::rewind()
-	 *
-	 * @return void
-	 */
-	function rewind() {
-		$this->valid = (FALSE !== reset($this->attributes));
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::current()
-	 *
-	 * @return void
-	 */
-	function current() {
-		return current($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::key()
-	 *
-	 * @return void
-	 */
-	function key() {
-		return key($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::next()
-	 *
-	 * @return void
-	 */
-	function next() {
-		$this->valid = (FALSE !== next($this->attributes));
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::valid()
-	 *
-	 * @return void
-	 */
-	function valid() {
-		return $this->valid;
-	}
-
-	/*
-	 * ARRAY ACCESS INTERFACE
-	 */
-
-	/*
-	 * This lets an entity's attributes be accessed like an associative array.
-	 * Example: http://www.sitepoint.com/print/php5-standard-library
-	 */
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetSet()
-	 *
-	 * @param mixed $key   Name
-	 * @param mixed $value Value
-	 *
-	 * @return void
-	 */
-	function offsetSet($key, $value) {
-		if (array_key_exists($key, $this->attributes)) {
-			$this->attributes[$key] = $value;
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetGet()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetGet($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			return $this->attributes[$key];
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetUnset()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetUnset($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			// Full unsetting is dangerous for our objects
-			$this->attributes[$key] = "";
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetExists()
-	 *
-	 * @param int $offset Offset
-	 *
-	 * @return int
-	 */
-	function offsetExists($offset) {
-		return array_key_exists($offset, $this->attributes);
-	}
 }
\ No newline at end of file
diff --git a/engine/classes/ElggExtender.php b/engine/classes/ElggExtender.php
index 707906bac..d6ea14ba8 100644
--- a/engine/classes/ElggExtender.php
+++ b/engine/classes/ElggExtender.php
@@ -19,17 +19,9 @@
  */
 abstract class ElggExtender extends ElggData implements
 	Exportable,
-	Loggable,	// Can events related to this object class be logged
-	Iterator,	// Override foreach behaviour
-	ArrayAccess // Override for array access
+	Loggable	// Can events related to this object class be logged
 {
-	/**
-	 * Holds attributes to save to database
-	 *
-	 * @var array
-	 */
-	protected $attributes;
-
+	
 	/**
 	 * Returns an attribute
 	 *
@@ -231,138 +223,4 @@ abstract class ElggExtender extends ElggData implements
 		return $this->name;
 	}
 
-
-	/*
-	 * 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;
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::rewind()
-	 *
-	 * @return void
-	 */
-	function rewind() {
-		$this->valid = (FALSE !== reset($this->attributes));
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::current()
-	 *
-	 * @return void
-	 */
-	function current() {
-		return current($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::key()
-	 *
-	 * @return void
-	 */
-	function key() {
-		return key($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::next()
-	 *
-	 * @return void
-	 */
-	function next() {
-		$this->valid = (FALSE !== next($this->attributes));
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::valid()
-	 *
-	 * @return void
-	 */
-	function valid() {
-		return $this->valid;
-	}
-
-	/*
-	 * ARRAY ACCESS INTERFACE
-	 */
-
-	/*
-	 * This lets an entity's attributes be accessed like an associative array.
-	 * Example: http://www.sitepoint.com/print/php5-standard-library
-	 */
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetSet()
-	 *
-	 * @param mixed $key   Name
-	 * @param mixed $value Value
-	 *
-	 * @return void
-	 */
-	function offsetSet($key, $value) {
-		if (array_key_exists($key, $this->attributes)) {
-			$this->attributes[$key] = $value;
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetGet()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetGet($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			return $this->attributes[$key];
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetUnset()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetUnset($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			// Full unsetting is dangerious for our objects
-			$this->attributes[$key] = "";
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetExists()
-	 *
-	 * @param int $offset Offset
-	 *
-	 * @return int
-	 */
-	function offsetExists($offset) {
-		return array_key_exists($offset, $this->attributes);
-	}
 }
diff --git a/engine/classes/ElggRelationship.php b/engine/classes/ElggRelationship.php
index c072e1cc6..e2b0e4e13 100644
--- a/engine/classes/ElggRelationship.php
+++ b/engine/classes/ElggRelationship.php
@@ -8,15 +8,8 @@
 class ElggRelationship extends ElggData implements
 	Importable,
 	Exportable,
-	Loggable,	// Can events related to this object class be logged
-	Iterator,	// Override foreach behaviour
-	ArrayAccess // Override for array access
-	{
-	/**
-	 * This contains the site's main properties (id, etc)
-	 * @var array
-	 */
-	protected $attributes;
+	Loggable	// Can events related to this object class be logged
+{
 
 	/**
 	 * Construct a new site object, optionally from a given id value or row.
@@ -247,132 +240,4 @@ class ElggRelationship extends ElggData implements
 		return $this->relationship;
 	}
 
-	// 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;
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::rewind()
-	 *
-	 * @return void
-	 */
-	function rewind() {
-		$this->valid = (FALSE !== reset($this->attributes));
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::current()
-	 *
-	 * @return void
-	 */
-	function current() {
-		return current($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::key()
-	 *
-	 * @return void
-	 */
-	function key() {
-		return key($this->attributes);
-	}
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::next()
-	 *
-	 * @return void
-	 */
-	function next() {
-		$this->valid = (FALSE !== next($this->attributes));
-	}
-
-
-	/**
-	 * Iterator interface
-	 *
-	 * @see Iterator::valid()
-	 *
-	 * @return void
-	 */
-	function valid() {
-		return $this->valid;
-	}
-
-	// ARRAY ACCESS INTERFACE //////////////////////////////////////////////////////////
-	/*
-	 * This lets an entity's attributes be accessed like an associative array.
-	 * Example: http://www.sitepoint.com/print/php5-standard-library
-	 */
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetSet()
-	 *
-	 * @param mixed $key   Name
-	 * @param mixed $value Value
-	 *
-	 * @return void
-	 */
-	function offsetSet($key, $value) {
-		if (array_key_exists($key, $this->attributes)) {
-			$this->attributes[$key] = $value;
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetGet()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetGet($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			return $this->attributes[$key];
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetUnset()
-	 *
-	 * @param mixed $key Name
-	 *
-	 * @return void
-	 */
-	function offsetUnset($key) {
-		if (array_key_exists($key, $this->attributes)) {
-			$this->attributes[$key] = ""; // Full unsetting is dangerious for our objects
-		}
-	}
-
-	/**
-	 * Array access interface
-	 *
-	 * @see ArrayAccess::offsetExists()
-	 *
-	 * @param int $offset Offset
-	 *
-	 * @return int
-	 */
-	function offsetExists($offset) {
-		return array_key_exists($offset, $this->attributes);
-	}
 }
\ No newline at end of file
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