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<?php |
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/** |
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* @package domain |
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* @subpackage models |
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* @author marius orcsik <[email protected]> |
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* @date 2010.04.13 |
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*/ |
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namespace vsc\domain\models; |
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use vsc\domain\ExceptionDomain; |
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use vsc\ExceptionUnimplemented; |
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class JsonReader extends ModelA { |
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private $sJsonString; |
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private $oPayload; |
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public function __construct() { |
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if (!extension_loaded('json')) { |
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throw new ExceptionUnimplemented('The JSON extension is not loaded'); |
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} |
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parent::__construct(); |
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} |
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public function setString($sString) { |
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$this->sJsonString = $sString; |
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} |
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public function getString() { |
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return $this->sJsonString; |
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} |
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public function __get($sIncName = null) { |
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try { |
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$oProperty = new \ReflectionProperty($this, $sIncName); |
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if ($oProperty->isPublic()) { |
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return $oProperty->getValue($this); |
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} |
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} catch (\ReflectionException $e) { |
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// |
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} |
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return parent::__get($sIncName); |
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} |
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public function __set($sIncName, $mValue) { |
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if (is_null($sIncName)) { |
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throw new \ReflectionException('Can\'t set a value to a null property on the current object [' . get_class($this) . ']'); |
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} |
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try { |
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$oProperty = new \ReflectionProperty($this->oPayload, $sIncName); |
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if ($oProperty->isPublic()) { |
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$oProperty->setValue($this->oPayload, $mValue); |
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} |
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return; |
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} catch (\ReflectionException $e) { |
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$this->$sIncName = $mValue; |
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} |
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} |
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/** |
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* @param integer $iError |
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* @return string |
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*/ |
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public static function getError($iError) { |
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switch ($iError) { |
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case JSON_ERROR_DEPTH: |
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$sLastError = 'Maximum stack depth exceeded'; |
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break; |
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case JSON_ERROR_CTRL_CHAR: |
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$sLastError = 'Unexpected control character found'; |
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break; |
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case JSON_ERROR_SYNTAX: |
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$sLastError = 'Syntax error, malformed JSON'; |
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break; |
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case JSON_ERROR_NONE: |
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default: |
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$sLastError = 'No errors'; |
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break; |
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} |
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return $sLastError; |
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} |
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public function buildObj() { |
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$oPayload = json_decode($this->sJsonString); |
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$iLastError = json_last_error(); |
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if (!$iLastError) { |
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foreach ($oPayload as $sName => $oStd) { |
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$this->$sName = $oStd; |
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} |
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} else { |
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throw new ExceptionDomain('The JSON string contains errors: [' . static::getError($iLastError) . ']'); |
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} |
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} |
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} |
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Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@return
annotation as described here.