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Editing: class-twentynineteen-svg-icons.php

<?php

/**

* SVG Icons class

* @package WordPress

* @subpackage Twenty_Nineteen

* @since Twenty Nineteen 1.0

/**

* This class is in charge of displaying SVG icons across the site.

* Place each <svg> source on its own array key, without adding the

* both `width` and `height` attributes, since these are added dynamically,

* before rendering the SVG code.

* All icons are assumed to have equal width and height, hence the option

* to only specify a `$size` parameter in the svg methods.

* @since Twenty Nineteen 1.0

class TwentyNineteen_SVG_Icons {

/**

* Gets the SVG code for a given icon.

public static function get_svg( $group, $icon, $size ) {

if ( 'ui' == $group ) {

$arr = self::$ui_icons;

} elseif ( 'social' == $group ) {

$arr = self::$social_icons;

} else {

$arr = array();

}

if ( array_key_exists( $icon, $arr ) ) {

$repl = sprintf( '<svg class="svg-icon" width="%d" height="%d" aria-hidden="true" role="img" focusable="false" ', $size, $size );

$svg  = preg_replace( '/^<svg /', $repl, trim( $arr[ $icon ] ) ); // Add extra attributes to SVG code.

$svg  = preg_replace( "/([\n\t]+)/", ' ', $svg ); // Remove newlines & tabs.

$svg  = preg_replace( '/>\s*</', '><', $svg );    // Remove whitespace between SVG tags.

return $svg;

}

return null;

}

/**

* Detects the social network from a URL and returns the SVG code for its icon.

public static function get_social_link_svg( $uri, $size ) {

static $regex_map; // Only compute regex map once, for performance.

if ( ! isset( $regex_map ) ) {

$regex_map = array();

$map       = &self::$social_icons_map; // Use reference instead of copy, to save memory.

foreach ( array_keys( self::$social_icons ) as $icon ) {

$domains            = array_key_exists( $icon, $map ) ? $map[ $icon ] : array( sprintf( '%s.com', $icon ) );

$domains            = array_map( 'trim', $domains ); // Remove leading/trailing spaces, to prevent regex from failing to match.

$domains            = array_map( 'preg_quote', $domains );

$regex_map[ $icon ] = sprintf( '/(%s)/i', implode( '|', $domains ) );

}

foreach ( $regex_map as $icon => $regex ) {

if ( preg_match( $regex, $uri ) ) {

return self::get_svg( 'social', $icon, $size );

}

return null;

}

/**

* User Interface icons – svg sources.

* @var array

static $ui_icons = array(

'link'                     => /* material-design – link */ '

</svg>',

'watch'                    => /* material-design – watch-later */ '

<defs>

</defs>

</clipPath>

</svg>',

'archive'                  => /* material-design – folder */ '

</svg>',

'tag'                      => /* material-design – local_offer */ '

</svg>',

'comment'                  => /* material-design – comment */ '

</svg>',

'person'                   => /* material-design – person */ '

</svg>',

'edit'                     => /* material-design – edit */ '

</svg>',

'chevron_left'             => /* material-design – chevron_left */ '

</svg>',

'chevron_right'            => /* material-design – chevron_right */ '

</svg>',

'check'                    => /* material-design – check */ '

</svg>',

'arrow_drop_down_circle'   => /* material-design – arrow_drop_down_circle */ '

</svg>',

'keyboard_arrow_down'      => /* material-design – keyboard_arrow_down */ '

</svg>',

'keyboard_arrow_right'     => /* material-design – keyboard_arrow_right */ '

</svg>',

'keyboard_arrow_left'      => /* material-design – keyboard_arrow_left */ '

</svg>',

'arrow_drop_down_ellipsis' => /* custom – arrow_drop_down_ellipsis */ '

</g>

</svg>',

);

/**

* Social Icons – domain mappings.

* By default, each Icon ID is matched against a .com TLD. To override this behavior,

* specify all the domains it covers (including the .com TLD too, if applicable).

* @var array

static $social_icons_map = array(

'amazon'      => array(

'amazon.com',

'amazon.cn',

'amazon.in',

'amazon.fr',

'amazon.de',

'amazon.it',

'amazon.nl',

'amazon.es',

'amazon.co',

'amazon.ca',

'apple'       => array(

'apple.com',

'itunes.com',

'behance'     => array(

'behance.net',

'codepen'     => array(

'codepen.io',

'facebook'    => array(

'facebook.com',

'fb.me',

'feed'        => array(

'feed',

'google-plus' => array(

'plus.google.com',

'lastfm'      => array(

'last.fm',

'mail'        => array(

'mailto:',

'slideshare'  => array(

'slideshare.net',

'pocket'      => array(

'getpocket.com',

'twitch'      => array(

'twitch.tv',

'wordpress'   => array(

'wordpress.com',

'wordpress.org',

);

/**

* Social Icons – svg sources.

* @var array

static $social_icons = array(

'500px'       => '

</svg>',

'amazon'      => '

</svg>',

'apple'       => '

</svg>',

'bandcamp'    => '

</svg>',

'behance'     => '

</svg>',

'chain'       => '

</svg>',

'codepen'     => '

</svg>',

'deviantart'  => '

</svg>',

'digg'        => '

</svg>',

'dribbble'    => '

</svg>',

'dropbox'     => '

</svg>',

'etsy'        => '

</svg>',

'facebook'    => '

</svg>',

'feed'        => '

</svg>',

'flickr'      => '

</svg>',

'foursquare'  => '

</svg>',

'goodreads'   => '

</svg>',

'google-plus' => '

</svg>',

'google'      => '

</svg>',

'github'      => '

</svg>',

'instagram'   => '

</svg>',

'lastfm'      => '

</svg>',

'linkedin'    => '

</svg>',

'mail'        => '

</svg>',

'meetup'      => '

</svg>',

'medium'      => '

</svg>',

'pinterest'   => '

</svg>',

'pocket'      => '

</svg>',

'reddit'      => '

</svg>',

'skype'       => '

</svg>',

'slideshare'  => '

</svg>',

'snapchat'    => '

</svg>',

'soundcloud'  => '

</svg>',

'spotify'     => '

</svg>',

'stumbleupon' => '

</svg>',

'tumblr'      => '

</svg>',

'twitch'      => '

</svg>',

'twitter'     => '

</svg>',

'vimeo'       => '

</svg>',

'vk'          => '

</svg>',

'wordpress'   => '

</svg>',

'yelp'        => '

</svg>',

'youtube'     => '

</svg>',

);

}