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<?php |
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namespace JsonCollectionParser; |
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class Listener implements \JsonStreamingParser\Listener |
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{ |
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/** |
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* @var array |
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*/ |
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protected $stack; |
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/** |
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* @var string |
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*/ |
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protected $key; |
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/** |
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* @var array |
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*/ |
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protected $keys; |
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/** |
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* @var int |
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*/ |
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protected $level; |
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/** |
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* @var int |
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*/ |
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protected $objectLevel; |
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/** |
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* @var array |
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*/ |
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protected $objectKeys; |
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/** |
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* @var callback|callable |
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*/ |
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protected $callback; |
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/** |
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* @param callback|callable $callback callback for parsed collection item |
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*/ |
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public function __construct($callback) |
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{ |
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$this->callback = $callback; |
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} |
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public function startDocument() |
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{ |
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$this->stack = []; |
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$this->key = null; |
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$this->keys = []; |
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$this->objectLevel = 0; |
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$this->level = 0; |
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$this->objectKeys = []; |
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} |
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public function endDocument() |
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{ |
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$this->stack = []; |
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$this->keys = []; |
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} |
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public function startObject() |
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{ |
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$this->objectLevel++; |
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$this->startArrayCommon(); |
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} |
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public function endObject() |
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{ |
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$this->endArrayCommon(); |
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$this->objectLevel--; |
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if ($this->objectLevel === 0) { |
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$obj = $this->stack[0][0]; |
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array_shift($this->stack[0]); |
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call_user_func($this->callback, $obj); |
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} |
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} |
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public function startArray() |
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{ |
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$this->startArrayCommon(); |
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} |
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public function startArrayCommon() |
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{ |
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$this->level++; |
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$this->objectKeys[$this->level] = ($this->key) ? $this->key : null; |
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$this->key = null; |
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array_push($this->stack, []); |
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} |
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public function endArray() |
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{ |
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$this->endArrayCommon(); |
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} |
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public function endArrayCommon() |
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{ |
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$obj = array_pop($this->stack); |
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if (!empty($this->stack)) { |
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$parentObj = array_pop($this->stack); |
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if ($this->objectKeys[$this->level]) { |
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$parentObj[$this->objectKeys[$this->level]] = $obj; |
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} else { |
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array_push($parentObj, $obj); |
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} |
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array_push($this->stack, $parentObj); |
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} |
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$this->level--; |
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} |
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/** |
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* @param string $key |
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*/ |
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public function key($key) |
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{ |
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$this->key = $key; |
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} |
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/** |
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* @param mixed $value |
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*/ |
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public function value($value) |
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{ |
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$obj = array_pop($this->stack); |
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if ($this->key) { |
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$obj[$this->key] = $value; |
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$this->key = null; |
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} else { |
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array_push($obj, $value); |
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} |
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array_push($this->stack, $obj); |
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} |
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/** |
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149
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* @param string $whitespace |
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*/ |
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151
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public function whitespace($whitespace) |
|
152
|
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{ |
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153
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} |
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154
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} |
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MAXakaWIZARD /
JsonCollectionParser
