/**
* Attempt to re-color SVG icons used in the admin menu or the toolbar
*
* @output wp-admin/js/svg-painter.js
*/
window.wp = window.wp || {};
wp.svgPainter = ( function( $, window, document, undefined ) {
'use strict';
var selector, painter,
colorscheme = {},
elements = [];
$( function() {
wp.svgPainter.init();
});
return {
init: function() {
painter = this;
selector = $( '#adminmenu .wp-menu-image, #wpadminbar .ab-item' );
painter.setColors();
painter.findElements();
painter.paint();
},
setColors: function( colors ) {
if ( typeof colors === 'undefined' && typeof window._wpColorScheme !== 'undefined' ) {
colors = window._wpColorScheme;
}
if ( colors && colors.icons && colors.icons.base && colors.icons.current && colors.icons.focus ) {
colorscheme = colors.icons;
}
},
findElements: function() {
selector.each( function() {
var $this = $(this), bgImage = $this.css( 'background-image' );
if ( bgImage && bgImage.indexOf( 'data:image/svg+xml;base64' ) != -1 ) {
elements.push( $this );
}
});
},
paint: function() {
// Loop through all elements.
$.each( elements, function( index, $element ) {
var $menuitem = $element.parent().parent();
if ( $menuitem.hasClass( 'current' ) || $menuitem.hasClass( 'wp-has-current-submenu' ) ) {
// Paint icon in 'current' color.
painter.paintElement( $element, 'current' );
} else {
// Paint icon in base color.
painter.paintElement( $element, 'base' );
// Set hover callbacks.
$menuitem.on( 'mouseenter', function() {
painter.paintElement( $element, 'focus' );
} ).on( 'mouseleave', function() {
// Match the delay from hoverIntent.
window.setTimeout( function() {
painter.paintElement( $element, 'base' );
}, 100 );
} );
}
});
},
paintElement: function( $element, colorType ) {
var xml, encoded, color;
if ( ! colorType || ! colorscheme.hasOwnProperty( colorType ) ) {
return;
}
color = colorscheme[ colorType ];
// Only accept hex colors: #101 or #101010.
if ( ! color.match( /^(#[0-9a-f]{3}|#[0-9a-f]{6})$/i ) ) {
return;
}
xml = $element.data( 'wp-ui-svg-' + color );
if ( xml === 'none' ) {
return;
}
if ( ! xml ) {
encoded = $element.css( 'background-image' ).match( /.+data:image\/svg\+xml;base64,([A-Za-z0-9\+\/\=]+)/ );
if ( ! encoded || ! encoded[1] ) {
$element.data( 'wp-ui-svg-' + color, 'none' );
return;
}
try {
xml = window.atob( encoded[1] );
} catch ( error ) {}
if ( xml ) {
// Replace `fill` attributes.
xml = xml.replace( /fill="(.+?)"/g, 'fill="' + color + '"');
// Replace `style` attributes.
xml = xml.replace( /style="(.+?)"/g, 'style="fill:' + color + '"');
// Replace `fill` properties in `