File: /home/mciraet/www/wp-content/themes/movedo/includes/framework/inc/classes/class-redux-colors.php
<?php
/**
* Redux Color Manipulator Class
*
* @class Redux_Core
* @version 4.0.0
* @package Redux Framework
*/
defined( 'ABSPATH' ) || exit;
if ( ! class_exists( 'Redux_Colors', false ) ) {
/**
* Class Redux_Colors
*/
class Redux_Colors extends Redux_Class {
/**
* Sanitizes a HEX value.
* The way this works is by splitting the string in 6 substrings.
* Each sub-string is individually sanitized, and the result is then returned.
*
* @param string $color The hex value of a color.
* @param boolean $hash Whether we want to include a hash (#) at the beginning or not.
*
* @return string The sanitized hex color.
*/
public static function sanitize_hex( string $color = '#FFFFFF', bool $hash = true ): string {
$word_colors = array(
'aliceblue' => 'F0F8FF',
'antiquewhite' => 'FAEBD7',
'aqua' => '00FFFF',
'aquamarine' => '7FFFD4',
'azure' => 'F0FFFF',
'beige' => 'F5F5DC',
'bisque' => 'FFE4C4',
'black' => '000000',
'blanchedalmond' => 'FFEBCD',
'blue' => '0000FF',
'blueviolet' => '8A2BE2',
'brown' => 'A52A2A',
'burlywood' => 'DEB887',
'cadetblue' => '5F9EA0',
'chartreuse' => '7FFF00',
'chocolate' => 'D2691E',
'coral' => 'FF7F50',
'cornflowerblue' => '6495ED',
'cornsilk' => 'FFF8DC',
'crimson' => 'DC143C',
'cyan' => '00FFFF',
'darkblue' => '00008B',
'darkcyan' => '008B8B',
'darkgoldenrod' => 'B8860B',
'darkgray' => 'A9A9A9',
'darkgreen' => '006400',
'darkgrey' => 'A9A9A9',
'darkkhaki' => 'BDB76B',
'darkmagenta' => '8B008B',
'darkolivegreen' => '556B2F',
'darkorange' => 'FF8C00',
'darkorchid' => '9932CC',
'darkred' => '8B0000',
'darksalmon' => 'E9967A',
'darkseagreen' => '8FBC8F',
'darkslateblue' => '483D8B',
'darkslategray' => '2F4F4F',
'darkslategrey' => '2F4F4F',
'darkturquoise' => '00CED1',
'darkviolet' => '9400D3',
'deeppink' => 'FF1493',
'deepskyblue' => '00BFFF',
'dimgray' => '696969',
'dimgrey' => '696969',
'dodgerblue' => '1E90FF',
'firebrick' => 'B22222',
'floralwhite' => 'FFFAF0',
'forestgreen' => '228B22',
'fuchsia' => 'FF00FF',
'gainsboro' => 'DCDCDC',
'ghostwhite' => 'F8F8FF',
'gold' => 'FFD700',
'goldenrod' => 'DAA520',
'gray' => '808080',
'green' => '008000',
'greenyellow' => 'ADFF2F',
'grey' => '808080',
'honeydew' => 'F0FFF0',
'hotpink' => 'FF69B4',
'indianred' => 'CD5C5C',
'indigo' => '4B0082',
'ivory' => 'FFFFF0',
'khaki' => 'F0E68C',
'lavender' => 'E6E6FA',
'lavenderblush' => 'FFF0F5',
'lawngreen' => '7CFC00',
'lemonchiffon' => 'FFFACD',
'lightblue' => 'ADD8E6',
'lightcoral' => 'F08080',
'lightcyan' => 'E0FFFF',
'lightgoldenrodyellow' => 'FAFAD2',
'lightgray' => 'D3D3D3',
'lightgreen' => '90EE90',
'lightgrey' => 'D3D3D3',
'lightpink' => 'FFB6C1',
'lightsalmon' => 'FFA07A',
'lightseagreen' => '20B2AA',
'lightskyblue' => '87CEFA',
'lightslategray' => '778899',
'lightslategrey' => '778899',
'lightsteelblue' => 'B0C4DE',
'lightyellow' => 'FFFFE0',
'lime' => '00FF00',
'limegreen' => '32CD32',
'linen' => 'FAF0E6',
'magenta' => 'FF00FF',
'maroon' => '800000',
'mediumaquamarine' => '66CDAA',
'mediumblue' => '0000CD',
'mediumorchid' => 'BA55D3',
'mediumpurple' => '9370D0',
'mediumseagreen' => '3CB371',
'mediumslateblue' => '7B68EE',
'mediumspringgreen' => '00FA9A',
'mediumturquoise' => '48D1CC',
'mediumvioletred' => 'C71585',
'midnightblue' => '191970',
'mintcream' => 'F5FFFA',
'mistyrose' => 'FFE4E1',
'moccasin' => 'FFE4B5',
'navajowhite' => 'FFDEAD',
'navy' => '000080',
'oldlace' => 'FDF5E6',
'olive' => '808000',
'olivedrab' => '6B8E23',
'orange' => 'FFA500',
'orangered' => 'FF4500',
'orchid' => 'DA70D6',
'palegoldenrod' => 'EEE8AA',
'palegreen' => '98FB98',
'paleturquoise' => 'AFEEEE',
'palevioletred' => 'DB7093',
'papayawhip' => 'FFEFD5',
'peachpuff' => 'FFDAB9',
'peru' => 'CD853F',
'pink' => 'FFC0CB',
'plum' => 'DDA0DD',
'powderblue' => 'B0E0E6',
'purple' => '800080',
'red' => 'FF0000',
'rosybrown' => 'BC8F8F',
'royalblue' => '4169E1',
'saddlebrown' => '8B4513',
'salmon' => 'FA8072',
'sandybrown' => 'F4A460',
'seagreen' => '2E8B57',
'seashell' => 'FFF5EE',
'sienna' => 'A0522D',
'silver' => 'C0C0C0',
'skyblue' => '87CEEB',
'slateblue' => '6A5ACD',
'slategray' => '708090',
'slategrey' => '708090',
'snow' => 'FFFAFA',
'springgreen' => '00FF7F',
'steelblue' => '4682B4',
'tan' => 'D2B48C',
'teal' => '008080',
'thistle' => 'D8BFD8',
'tomato' => 'FF6347',
'turquoise' => '40E0D0',
'violet' => 'EE82EE',
'wheat' => 'F5DEB3',
'white' => 'FFFFFF',
'whitesmoke' => 'F5F5F5',
'yellow' => 'FFFF00',
'yellowgreen' => '9ACD32',
);
if ( is_array( $color ) ) {
$color = $color[0];
}
// Remove any spaces and special characters before and after the string.
$color = trim( $color );
// Check if the color is a standard word-color.
// If it is, then convert to hex.
if ( array_key_exists( $color, $word_colors ) ) {
$color = $word_colors[ $color ];
}
// Remove any trailing '#' symbols from the color value.
$color = str_replace( '#', '', $color );
// If the string is six characters long, then use it in pairs.
if ( 3 === strlen( $color ) ) {
$color = substr( $color, 0, 1 ) . substr( $color, 0, 1 ) . substr( $color, 1, 1 ) . substr( $color, 1, 1 ) . substr( $color, 2, 1 ) . substr( $color, 2, 1 );
}
$substr = array();
for ( $i = 0; $i <= 5; $i ++ ) {
$default = ( 0 === $i ) ? 'F' : ( $substr[ $i - 1 ] );
$substr[ $i ] = substr( $color, $i, 1 );
$substr[ $i ] = ( false === $substr[ $i ] || ! ctype_xdigit( $substr[ $i ] ) ) ? $default : $substr[ $i ];
}
$hex = implode( '', $substr );
return ( ! $hash ) ? $hex : '#' . $hex;
}
/**
* Sanitizes RGBA color.
*
* @param string $value RGBA value.
*
* @return string
*/
public static function sanitize_rgba( string $value ): string {
// If empty or an array return transparent.
if ( empty( $value ) ) {
return 'rgba(0,0,0,0)';
}
// If string does not start with 'rgba', then treat as hex
// sanitize the hex color and finally convert hex to rgba.
if ( false === strpos( $value, 'rgba' ) ) {
return self::get_rgba( self::sanitize_hex( $value ) );
}
// By now we know the string is formatted as a rgba color, so we can just return it.
$value = str_replace( array( ' ', 'rgba', '(', ')' ), '', $value );
$value = explode( ',', $value );
$red = ( isset( $value[0] ) ) ? intval( $value[0] ) : 255;
$green = ( isset( $value[1] ) ) ? intval( $value[1] ) : 255;
$blue = ( isset( $value[2] ) ) ? intval( $value[2] ) : 255;
$alpha = ( isset( $value[3] ) ) ? filter_var( $value[3], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION ) : 1;
return 'rgba(' . $red . ',' . $green . ',' . $blue . ',' . $alpha . ')';
}
/**
* Sanitize colors.
* Determine if the current value is a hex or a rgba color and call the appropriate method.
*
* @param string|array $value hex or rgba color.
*
* @return string
* @since 0.8.5
*/
public static function sanitize_color( $value ): string {
if ( is_array( $value ) ) {
if ( isset( $value['rgba'] ) ) {
$value = $value['rgba'];
} elseif ( isset( $value['color'] ) ) {
$opacity = ( isset( $value['opacity'] ) ) ? $value['opacity'] : null;
$opacity = ( ! is_null( $opacity ) && isset( $value['alpha'] ) ) ? $value['alpha'] : null;
$opacity = ( is_null( $opacity ) ) ? 1 : floatval( $opacity );
$value = self::get_rgba( $value['color'], $opacity );
} else {
return '';
}
}
if ( 'transparent' === $value ) {
return 'transparent';
}
// Is this a rgba color or a hex?
$mode = ( false === strpos( $value, 'rgba' ) ) ? 'rgba' : 'hex';
if ( 'rgba' === $mode ) {
return self::sanitize_hex( $value );
} else {
return self::sanitize_rgba( $value );
}
}
/**
* Gets the rgb value of the $hex color.
*
* @param string $hex The hex value of a color.
* @param boolean $implode Whether we want to implode the values or not.
*
* @return array|string array|string
*/
public static function get_rgb( string $hex, bool $implode = false ) {
// Remove any trailing '#' symbols from the color value.
$hex = self::sanitize_hex( $hex, false );
// rgb is an array.
$rgb = array(
hexdec( substr( $hex, 0, 2 ) ),
hexdec( substr( $hex, 2, 2 ) ),
hexdec( substr( $hex, 4, 2 ) ),
);
return ( $implode ) ? implode( ',', $rgb ) : $rgb;
}
/**
* Gets the rgb value of the $hex color.
*
* @param string $hex The hex value of a color.
* @param int $opacity Opacity level (1-100).
*
* @return string
*/
public static function get_rgba( string $hex = '#fff', int $opacity = 100 ): string {
$hex = self::sanitize_hex( $hex, false );
/**
* Make sure that opacity is properly formatted:
* Set the opacity to 100 if a larger value has been entered by mistake.
* If a negative value is used, then set to 0.
* If an opacity value is entered in a decimal form (for example, 0.25), then multiply by 100.
*/
if ( $opacity >= 100 ) {
$opacity = 100;
} elseif ( $opacity < 0 ) {
$opacity = 0;
} elseif ( $opacity <= 1 && 0 !== $opacity ) {
$opacity = ( $opacity * 100 );
}
// Divide the opacity by 100 to end-up with a CSS value for the opacity.
$opacity = ( $opacity / 100 );
return 'rgba(' . self::get_rgb( $hex, true ) . ', ' . $opacity . ')';
}
}
}