95 lines
2.4 KiB
PHP
95 lines
2.4 KiB
PHP
<?php
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/**
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* Extension to the regular W3TCG_Google_Model that automatically
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* exposes the items array for iteration, so you can just
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* iterate over the object rather than a reference inside.
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*/
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class W3TCG_Google_Collection extends W3TCG_Google_Model implements Iterator, Countable
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{
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protected $collection_key = 'items';
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public function rewind()
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{
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if (isset($this->modelData[$this->collection_key])
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&& is_array($this->modelData[$this->collection_key])) {
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reset($this->modelData[$this->collection_key]);
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}
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}
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public function current()
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{
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$this->coerceType($this->key());
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if (is_array($this->modelData[$this->collection_key])) {
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return current($this->modelData[$this->collection_key]);
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}
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}
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public function key()
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{
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if (isset($this->modelData[$this->collection_key])
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&& is_array($this->modelData[$this->collection_key])) {
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return key($this->modelData[$this->collection_key]);
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}
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}
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public function next()
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{
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return next($this->modelData[$this->collection_key]);
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}
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public function valid()
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{
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$key = $this->key();
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return $key !== null && $key !== false;
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}
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public function count()
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{
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return count($this->modelData[$this->collection_key]);
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}
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public function offsetExists ($offset)
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{
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if (!is_numeric($offset)) {
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return parent::offsetExists($offset);
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}
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return isset($this->modelData[$this->collection_key][$offset]);
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}
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public function offsetGet($offset)
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{
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if (!is_numeric($offset)) {
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return parent::offsetGet($offset);
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}
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$this->coerceType($offset);
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return $this->modelData[$this->collection_key][$offset];
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}
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public function offsetSet($offset, $value)
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{
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if (!is_numeric($offset)) {
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return parent::offsetSet($offset, $value);
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}
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$this->modelData[$this->collection_key][$offset] = $value;
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}
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public function offsetUnset($offset)
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{
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if (!is_numeric($offset)) {
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return parent::offsetUnset($offset);
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}
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unset($this->modelData[$this->collection_key][$offset]);
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}
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private function coerceType($offset)
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{
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$typeKey = $this->keyType($this->collection_key);
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if (isset($this->$typeKey) && !is_object($this->modelData[$this->collection_key][$offset])) {
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$type = $this->$typeKey;
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$this->modelData[$this->collection_key][$offset] =
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new $type($this->modelData[$this->collection_key][$offset]);
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}
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}
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}
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