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<?php
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namespace Swader\Diffbot\Entity;
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use Psr\Http\Message\ResponseInterface as Response;
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use Swader\Diffbot\Abstracts\Entity;
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class EntityIterator implements \Countable, \Iterator, \ArrayAccess
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{
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/** @var array */
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protected $data;
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/** @var int */
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protected $cursor = -1;
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/** @var Entity */
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protected $current;
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/** @var Response */
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protected $response;
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public function __construct(array $objects, Response $response)
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{
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$this->response = $response;
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$this->data = $objects;
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$this->next();
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}
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/**
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* Returns the original response
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* @return Response
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*/
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public function getResponse()
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{
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return $this->response;
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}
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public function count()
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{
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return count($this->data);
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}
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public function rewind()
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{
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if ($this->cursor > 0) {
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$this->cursor = -1;
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$this->next();
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}
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}
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public function key()
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{
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return $this->cursor;
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}
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public function current()
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{
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while(!$this->offsetExists($this->cursor)) {
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$this->next();
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}
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return $this->data[$this->cursor];
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}
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public function next()
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{
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$this->cursor++;
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}
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public function valid()
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{
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if (count($this->data)) {
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return ($this->cursor <= max(array_keys($this->data)));
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} else {
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return false;
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}
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}
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protected function _getZerothEntity()
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{
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return ($this->cursor == -1) ? $this->data[0] : $this->current();
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}
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public function __call($name, $args)
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{
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$isGetter = substr($name, 0, 3) == 'get';
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if ($isGetter) {
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$zeroth = $this->_getZerothEntity();
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if (method_exists($this->_getZerothEntity(), $name)) {
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$rv = $zeroth->$name(...$args);
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} else {
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$property = lcfirst(substr($name, 3, strlen($name) - 3));
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$rv = $zeroth->$property;
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}
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return $rv;
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}
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throw new \BadMethodCallException('No such method: ' . $name);
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}
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public function __get($name)
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{
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$entity = $this->_getZerothEntity();
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return $entity->$name;
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}
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/**
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* (PHP 5 >= 5.0.0)<br/>
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* Whether a offset exists
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* @link http://php.net/manual/en/arrayaccess.offsetexists.php
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* @param mixed $offset <p>
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* An offset to check for.
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* </p>
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* @return boolean true on success or false on failure.
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* </p>
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* <p>
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* The return value will be casted to boolean if non-boolean was returned.
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*/
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public function offsetExists($offset)
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{
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return (isset($this->data[$offset]));
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}
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/**
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* (PHP 5 >= 5.0.0)<br/>
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* Offset to retrieve
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* @link http://php.net/manual/en/arrayaccess.offsetget.php
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* @param mixed $offset <p>
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* The offset to retrieve.
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* </p>
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* @return mixed Can return all value types.
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*/
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public function offsetGet($offset)
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{
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if ($this->offsetExists($offset)) {
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return $this->data[$offset];
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}
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throw new \OutOfBoundsException("Offset '$offset' not present");
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}
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/**
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* (PHP 5 >= 5.0.0)<br/>
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* Offset to set
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* @link http://php.net/manual/en/arrayaccess.offsetset.php
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* @param mixed $offset <p>
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* The offset to assign the value to.
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* </p>
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* @param mixed $value <p>
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* The value to set.
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* </p>
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* @return void
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*/
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public function offsetSet($offset, $value)
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{
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throw new \BadMethodCallException(
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'Resultset is read only'
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);
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}
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/**
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* (PHP 5 >= 5.0.0)<br/>
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* Offset to unset
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* @link http://php.net/manual/en/arrayaccess.offsetunset.php
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* @param mixed $offset <p>
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* The offset to unset.
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* </p>
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* @return void
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*/
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public function offsetUnset($offset)
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{
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unset($this->data[$offset]);
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}
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} |
Swader /
diffbot-php-client
