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<?php |
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namespace Zerg\Field; |
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use Zerg\Stream\AbstractStream; |
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/** |
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* Class Arr repeat given field needed times. |
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* |
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* This field return array of values, that are read from Stream by given field, |
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* specified count of times, or until some condition are performed. |
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* |
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* @since 1.0 |
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* @package Zerg\Field |
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*/ |
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class Arr extends Collection |
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{ |
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/** |
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* @var int Count of elements. |
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*/ |
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protected $count; |
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/** |
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* @var string|callable |
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*/ |
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protected $until; |
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/** |
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* @var array|AbstractField Field to be repeated. |
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*/ |
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protected $field; |
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/** |
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* @var int |
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*/ |
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protected $index; |
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public function __construct($count, $field = [], $options = []) |
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{ |
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$this->index = 0; |
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if (is_array($count)) { |
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$this->configure($count); |
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} else { |
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$this->setCount($count); |
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$this->setField($field); |
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$this->configure($options); |
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} |
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} |
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/** |
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* Call parse method on arrayed field needed times. |
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* |
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* @api |
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* @param AbstractStream $stream Stream from which children read. |
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* @return array Array of parsed values. |
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* @since 1.0 |
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*/ |
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public function parse(AbstractStream $stream) |
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{ |
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try { |
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return parent::parse($stream); |
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} catch (\OutOfBoundsException $e) { |
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if ($this->isUntilEof()) { |
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return $this->dataSet->getData(); |
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} |
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throw $e; |
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} |
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} |
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/** |
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* @return int |
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*/ |
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public function getCount() |
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{ |
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return (int) $this->resolveProperty('count'); |
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} |
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/** |
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* @param int $count |
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* @return $this |
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*/ |
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public function setCount($count) |
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{ |
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$this->count = $count; |
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return $this; |
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} |
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/** |
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* @return callable|string |
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*/ |
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public function getUntil() |
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{ |
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return $this->until; |
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} |
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/** |
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* @param callable|string $until |
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* @return $this |
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*/ |
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public function setUntil($until) |
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{ |
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$this->until = $until; |
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return $this; |
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} |
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/** |
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* @return AbstractField |
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*/ |
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public function getField() |
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{ |
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$field = $this->resolveProperty('field'); |
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if (is_array($field)) { |
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$field = Factory::get($field); |
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} |
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return $field; |
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} |
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/** |
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* @param array|AbstractField $field |
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* @return $this |
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*/ |
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10 |
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public function setField($field) |
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{ |
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10 |
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if (is_array($field)) { |
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$field = Factory::get($field); |
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} |
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$this->field = $field; |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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* @return AbstractField |
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*/ |
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5 |
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public function current() |
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{ |
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return $this->getField(); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function next() |
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{ |
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$this->index++; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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5 |
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public function key() |
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{ |
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return $this->index; |
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} |
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157
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/** |
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* @inheritdoc |
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159
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*/ |
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5 |
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public function valid() |
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{ |
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if (is_callable($this->getUntil())) { |
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$value = $this->getDataSet()->getValueByCurrentPath(); |
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return call_user_func($this->getUntil(), end($value)); |
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} |
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return $this->index < $this->getCount() || $this->isUntilEof(); |
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} |
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/** |
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170
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* @inheritdoc |
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171
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*/ |
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172
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public function rewind() |
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{ |
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$this->index = 0; |
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} |
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177
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/** |
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* Whether array must read until end of file. |
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* |
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180
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* @return bool |
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*/ |
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182
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4 |
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private function isUntilEof() |
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{ |
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4 |
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$until = $this->getUntil(); |
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4 |
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return is_string($until) && strtolower($until) === 'eof'; |
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} |
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187
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} |
klermonte /
zerg
Loading history...
This check compares the return type specified in the
@returnannotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch.