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<?php |
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/** |
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* Override field methods |
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* |
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* @package Kirki |
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* @subpackage Controls |
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* @copyright Copyright (c) 2016, Aristeides Stathopoulos |
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* @license http://opensource.org/licenses/https://opensource.org/licenses/MIT |
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* @since 2.2.7 |
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*/ |
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/** |
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* Field overrides. |
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*/ |
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class Kirki_Field_Number extends Kirki_Field { |
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/** |
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* Sets the control type. |
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* |
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* @access protected |
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*/ |
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protected function set_type() { |
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$this->type = 'kirki-number'; |
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} |
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/** |
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* Sets the $sanitize_callback |
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* |
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* @access protected |
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*/ |
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protected function set_sanitize_callback() { |
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$this->sanitize_callback = array( $this, 'sanitize' ); |
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} |
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/** |
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* Sanitizes checkbox values. |
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* |
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* @static |
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* @access public |
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* @param boolean|integer|string|null $value The checkbox value. |
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* @return bool |
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*/ |
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public static function sanitize( $value = null ) { |
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$value = ( is_numeric( $value ) ) ? $value : intval( $value ); |
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// Minimum value limit. |
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if ( isset( $this->choices['min'] ) ) { |
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$min = ( is_numeric( $this->choices['min'] ) ) ? $this->choices['min'] : intval( $this->choices['min'] ); |
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if ( $value < $min ) { |
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$value = $min; |
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} |
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} |
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// Maximum value limit. |
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if ( isset( $this->choices['max'] ) ) { |
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$max = ( is_numeric( $this->choices['max'] ) ) ? $this->choices['max'] : intval( $this->choices['max'] ); |
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if ( $value > $max ) { |
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$value = $max; |
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} |
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} |
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// Step divider. |
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if ( isset( $this->choices['min'] ) && isset( $this->choices['step'] ) ) { |
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$min = ( is_numeric( $this->choices['min'] ) ) ? $this->choices['min'] : intval( $this->choices['min'] ); |
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$max = ( is_numeric( $this->choices['max'] ) ) ? $this->choices['max'] : intval( $this->choices['max'] ); |
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$step = ( is_numeric( $this->choices['step'] ) ) ? $this->choices['step'] : intval( $this->choices['step'] ); |
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$valid = range( $min, $max, $step ); |
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foreach ( $valid as $possible_value ) { |
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$smallest[ $possible_value ] = abs( $possible_value - $value ); |
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} |
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asort( $smallest ); |
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$value = key( $smallest ); |
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} |
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return $value; |
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} |
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} |
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This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.