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<?php |
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/** |
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* Bright Nucleus Shortcode Component. |
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* |
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* @package BrightNucleus\Shortcode |
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* @author Alain Schlesser <[email protected]> |
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* @license MIT |
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* @link http://www.brightnucleus.com/ |
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* @copyright 2015-2016 Alain Schlesser, Bright Nucleus |
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*/ |
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namespace BrightNucleus\Shortcode; |
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use BrightNucleus\Config\ConfigInterface; |
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use BrightNucleus\Config\ConfigTrait; |
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use BrightNucleus\Exception\RuntimeException; |
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/** |
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* Base implementation of the Shortcode Attributes Parser Interface. |
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* |
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* @since 0.1.0 |
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* |
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* @package BrightNucleus\Shortcode |
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* @author Alain Schlesser <[email protected]> |
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*/ |
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class ShortcodeAttsParser implements ShortcodeAttsParserInterface { |
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use ConfigTrait; |
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/** |
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* Instantiate the shortcode attributes parser object |
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* |
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* @since 0.1.0 |
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* |
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* @param ConfigInterface $config Configuration array to |
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* parametrize the shortcode |
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* attributes. |
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* @throws RuntimeException If the config could not be processed. |
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*/ |
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public function __construct( ConfigInterface $config ) { |
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$this->processConfig( $config ); |
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} |
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/** |
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* Parse and validate the shortcode's attributes. |
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* |
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* @since 0.1.0 |
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* |
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* @param array $atts Attributes passed to the shortcode. |
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* @param string $tag Tag of the shortcode. |
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* @return array Validated attributes of the shortcode. |
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*/ |
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public function parse_atts( $atts, $tag ) { |
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$atts = \shortcode_atts( |
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$this->default_atts(), |
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$this->validated_atts( (array) $atts ), |
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$tag |
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); |
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return $atts; |
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} |
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/** |
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* Return an array of default attributes read from the configuration array. |
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* |
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* @since 0.1.0 |
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* |
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* @return array Default attributes. |
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*/ |
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protected function default_atts() { |
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$atts = array(); |
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if ( ! $this->hasConfigKey( 'atts' ) ) { |
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return $atts; |
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} |
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$atts_config = $this->getConfigKey( 'atts' ); |
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array_walk( $atts_config, |
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function ( $att_properties, $att_label ) use ( &$atts ) { |
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$atts[ $att_label ] = $att_properties['default']; |
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} |
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); |
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return $atts; |
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} |
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/** |
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* Return an array of validated attributes checked against the |
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* configuration array. |
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* |
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* @since 0.1.0 |
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* |
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* @param array $atts Attributes that were passed to the shortcode. |
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* @return array Validated attributes. |
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*/ |
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protected function validated_atts( $atts ) { |
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if ( ! $this->hasConfigKey( 'atts' ) ) { |
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return $atts; |
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} |
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$atts_config = $this->getConfigKey( 'atts' ); |
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array_walk( $atts_config, |
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function ( $att_properties, $att_label ) use ( &$atts ) { |
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if ( array_key_exists( $att_label, $atts ) ) { |
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$validate_function = $att_properties['validate']; |
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$atts[ $att_label ] = $validate_function( $atts[ $att_label ] ); |
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} |
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} |
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); |
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return $atts; |
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} |
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} |
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brightnucleus /
shortcodes
