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<?php |
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/* |
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* This file is part of Pomm's Foundation package. |
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* |
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* (c) 2014 - 2017 Grégoire HUBERT <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace PommProject\Foundation\Converter; |
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use PommProject\Foundation\Exception\ConverterException; |
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/** |
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* ConverterHolder |
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* |
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* Responsible of holding all converters associated with their corresponding |
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* types. |
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* |
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* @package Foundation |
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* @copyright 2014 - 2017 Grégoire HUBERT |
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* @author Grégoire HUBERT |
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* @license X11 {@link http://opensource.org/licenses/mit-license.php} |
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*/ |
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class ConverterHolder |
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{ |
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protected $converters = []; |
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protected $types = []; |
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/** |
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* registerConverter |
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* |
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* Declare a converter and assign types to it. |
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* |
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* @param string $name |
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* @param ConverterInterface $converter |
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* @param array $types |
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* @param bool $strict |
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* @return ConverterHolder $this |
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*/ |
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public function registerConverter($name, ConverterInterface $converter, array $types, $strict = null) |
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{ |
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$this->addConverter($name, $converter, $strict); |
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foreach ($types as $type) { |
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$this->addTypeToConverter($name, $type); |
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} |
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return $this; |
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} |
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/** |
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* addConverter |
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* |
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* Add a converter with a new name. If strict is set to true and the |
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* converter for this type has already been registered, then it throws and |
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* exception. |
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* |
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* @param string $name |
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* @param ConverterInterface $converter |
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* @param bool $strict (default true) |
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* @throws ConverterException if $name already exists and strict. |
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* @return ConverterHolder $this |
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*/ |
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protected function addConverter($name, ConverterInterface $converter, $strict = null) |
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{ |
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$strict = $strict === null ? true : (bool) $strict; |
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View Code Duplication |
if ($strict && $this->hasConverterName($name)) { |
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throw new ConverterException( |
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sprintf( |
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"A converter named '%s' already exists. (Known converters are {%s}).", |
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$name, |
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join(', ', $this->getConverterNames()) |
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) |
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); |
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} |
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$this->converters[$name] = $converter; |
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return $this; |
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} |
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/** |
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* hasConverterName |
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* |
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* Tell if the converter exists or not. |
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* |
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* @param string $name |
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* @return bool |
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*/ |
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public function hasConverterName($name) |
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{ |
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return (bool) isset($this->converters[$name]); |
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} |
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/** |
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* getConverter |
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* |
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* Return the converter associated with this name. If no converters found, |
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* NULL is returned. |
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* |
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* @param string $name |
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* @return ConverterInterface |
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*/ |
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public function getConverter($name) |
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{ |
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return $this->hasConverterName($name) ? $this->converters[$name] : null; |
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} |
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/** |
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* getConverterNames |
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* |
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* Returns an array with the names of the registered converters. |
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* |
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* @return array |
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*/ |
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public function getConverterNames() |
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{ |
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return array_keys($this->converters); |
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} |
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/** |
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* addTypeToConverter |
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* |
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* Make the given converter to support a new PostgreSQL type. If the given |
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* type is already defined, it is overrided with the new converter. |
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* |
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* @param string $name |
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* @param string $type |
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* @throws ConverterException if $name does not exist. |
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* @return ConverterHolder $this |
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*/ |
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public function addTypeToConverter($name, $type) |
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{ |
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View Code Duplication |
if (!$this->hasConverterName($name)) { |
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throw new ConverterException( |
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sprintf( |
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"No such converter name '%s'. Registered converters are {%s}.", |
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$name, |
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join(', ', $this->getConverterNames()) |
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) |
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); |
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} |
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$this->types[$type] = $name; |
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return $this; |
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} |
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/** |
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* getConverterForType |
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* |
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* Returns the converter instance for the given type. |
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* |
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* @param string $type |
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* @throws ConverterException if there are no converters associated. |
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* @return ConverterInterface |
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*/ |
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public function getConverterForType($type) |
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{ |
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if (!$this->hasType($type)) { |
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throw new ConverterException( |
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sprintf( |
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"No converters associated with type '%s'. Handled types are {%s}.", |
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$type, |
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join(', ', $this->getTypes()) |
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) |
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); |
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} |
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return $this->converters[$this->types[$type]]; |
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} |
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/** |
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* hasType |
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* |
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* Does the type exist ? |
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* |
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* @param string $type |
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* @return bool |
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*/ |
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public function hasType($type) |
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{ |
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return (bool) isset($this->types[$type]); |
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} |
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/** |
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* getTypes |
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* |
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* Return the list of handled types. |
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* |
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* @return array |
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*/ |
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public function getTypes() |
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{ |
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return array_keys($this->types); |
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} |
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/** |
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* getTypesWithConverterName |
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* |
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* Return the list of types with the related converter name. |
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* |
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* @return array |
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*/ |
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public function getTypesWithConverterName() |
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{ |
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return $this->types; |
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} |
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} |
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