我正在使用Avada Wordpress主题。我想根据页面切换徽标。我在stackoverflow上发现了这个thread，发现它非常有用
最新的Avada主题对标准，移动和粘性标头徽标具有不同的编码。最重要的是，每个都有视网膜选项。那就是我遇到的问题。对我来说，目前还不清楚如何将其用于视网膜。 logo.php文件中的编码与我所定位的示例中的编码不同。
您将看到此部分。 “标准”字符串有效，但移动，粘性或视网膜无效。有什么想法吗？这是我正在使用的完整logo.pho代码。
<?php
/**
* Logo template.
*
* @author ThemeFusion
* @copyright (c) Copyright by ThemeFusion
* @link http://theme-fusion.com
* @package Avada
* @subpackage Core
*/
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
$logo_opening_markup = '<div class="';
$logo_closing_markup = '</div>';
if ( 'v7' === Avada()->settings->get( 'header_layout' ) && ! Avada()->settings->get( 'logo_background' ) ) {
$logo_opening_markup = '<li class="fusion-middle-logo-menu-logo ';
$logo_closing_markup = '</li>';
} elseif ( 'v7' === Avada()->settings->get( 'header_layout' ) && Avada()->settings->get( 'logo_background' ) && 'Top' === Avada()->settings->get( 'header_position' ) ) {
$logo_opening_markup = '<li class="fusion-logo-background fusion-middle-logo-menu-logo"><div class="';
$logo_closing_markup = '</div></li>';
} elseif ( Avada()->settings->get( 'logo_background' ) && 'v4' !== Avada()->settings->get( 'header_layout' ) && 'v5' !== Avada()->settings->get( 'header_layout' ) && 'Top' === Avada()->settings->get( 'header_position' ) ) {
$logo_opening_markup = '<div class="fusion-logo-background"><div class="';
$logo_closing_markup = '</div></div>';
}
?>
<?php if ( '' !== Avada()->settings->get( 'logo', 'url' ) || '' !== Avada()->settings->get( 'logo_retina', 'url' ) ) : ?>
<?php echo $logo_opening_markup; // WPCS: XSS ok. ?>fusion-logo" data-margin-top="<?php echo esc_attr( Avada()->settings->get( 'logo_margin', 'top' ) ); ?>" data-margin-bottom="<?php echo esc_attr( Avada()->settings->get( 'logo_margin', 'bottom' ) ); ?>" data-margin-left="<?php echo esc_attr( Avada()->settings->get( 'logo_margin', 'left' ) ); ?>" data-margin-right="<?php echo esc_attr( Avada()->settings->get( 'logo_margin', 'right' ) ); ?>">
<?php elseif ( 'v7' !== Avada()->settings->get( 'header_layout' ) ) : ?>
<?php echo $logo_opening_markup; // WPCS: XSS ok. ?>fusion-logo" data-margin-top="0px" data-margin-bottom="0px" data-margin-left="0px" data-margin-right="0px">
<?php endif; ?>
<?php
/**
* The avada_logo_prepend hook.
*/
do_action( 'avada_logo_prepend' );
$logo_anchor_tag_attributes = '';
$logo_anchor_tag_attributes_array = apply_filters(
'avada_logo_anchor_tag_attributes',
array(
'class' => 'fusion-logo-link',
'href' => ( $custom_link = Avada()->settings->get( 'logo_custom_link' ) ) ? esc_url( $custom_link ) : esc_url( home_url( '/' ) ),
)
);
foreach ( $logo_anchor_tag_attributes_array as $attribute => $value ) {
if ( 'href' === $attribute ) {
$value = esc_url( $value );
} else {
$value = esc_attr( $value );
}
$logo_anchor_tag_attributes .= ' ' . $attribute . '="' . $value . '" ';
}
$logo_alt_attribute = apply_filters( 'avada_logo_alt_tag', get_bloginfo( 'name', 'display' ) . ' ' . __( 'Logo', 'Avada' ) );
?>
<?php if ( ( Avada()->settings->get( 'logo', 'url' ) && '' !== Avada()->settings->get( 'logo', 'url' ) ) || ( Avada()->settings->get( 'logo_retina', 'url' ) && '' !== Avada()->settings->get( 'logo_retina', 'url' ) ) ) : ?>
<a<?php echo $logo_anchor_tag_attributes; // WPCS: XSS ok. ?>>
<?php $standard_logo = Avada()->images->get_logo_image_srcset( 'logo', 'logo_retina' ); ?>
<!-- custom logo -->
<?php
//Movie
if (is_page( 'movie' ))
{
$standard_logo['srcset'] = '/wp-content/uploads/2018/08/SRSM-Logo-Default-01.png';
$standard_logo['url'] = $standard_logo['srcset'];
$retina_logo['srcset'] = '/wp-content/uploads/2018/08/SRSM-Logo-Retina-01.png';
$retina_logo['url'] = $retina_logo['srcset'];
$mobile_logo['srcset'] = '/wp-content/uploads/2018/08/SRSM-Logo-Mobile-01.png';
$mobile_logo['url'] = $mobile_logo['srcset'];
$sticky_logo['srcset'] = '/wp-content/uploads/2018/08/SRSM-Logo-Sticky-01.png';
$sticky_logo['url'] = $sticky_logo['srcset'];
}
?>
<!-- standard logo -->
<img src="<?php echo esc_url_raw( $standard_logo['url'] ); ?>" srcset="<?php echo esc_attr( $standard_logo['srcset'] ); ?>" width="<?php echo esc_attr( $standard_logo['width'] ); ?>" height="<?php echo esc_attr( $standard_logo['height'] ); ?>"<?php echo $standard_logo['style']; // WPCS: XSS ok. ?> alt="<?php echo esc_attr( $logo_alt_attribute ); ?>" retina_logo_url="<?php echo esc_url_raw( $standard_logo['is_retina'] ); ?>" class="fusion-standard-logo" />
<?php
if ( Avada()->settings->get( 'mobile_logo', 'url' ) && '' !== Avada()->settings->get( 'mobile_logo', 'url' ) ) {
$mobile_logo = Avada()->images->get_logo_image_srcset( 'mobile_logo', 'mobile_logo_retina' );
?>
<!-- mobile logo -->
<img src="<?php echo esc_url_raw( $mobile_logo['url'] ); ?>" srcset="<?php echo esc_attr( $mobile_logo['srcset'] ); ?>" width="<?php echo esc_attr( $mobile_logo['width'] ); ?>" height="<?php echo esc_attr( $mobile_logo['height'] ); ?>"<?php echo $mobile_logo['style']; // WPCS: XSS ok. ?> alt="<?php echo esc_attr( $logo_alt_attribute ); ?>" retina_logo_url="<?php echo esc_url_raw( $mobile_logo['is_retina'] ); ?>" class="fusion-mobile-logo" />
<?php } ?>
<?php
if ( Avada()->settings->get( 'sticky_header_logo', 'url' ) && '' !== Avada()->settings->get( 'sticky_header_logo', 'url' ) && ( in_array( Avada()->settings->get( 'header_layout' ), array( 'v1', 'v2', 'v3', 'v6', 'v7' ) ) || ( ( in_array( Avada()->settings->get( 'header_layout' ), array( 'v4', 'v5' ) ) && 'menu_and_logo' === Avada()->settings->get( 'header_sticky_type2_layout' ) ) ) ) ) {
$sticky_logo = Avada()->images->get_logo_image_srcset( 'sticky_header_logo', 'sticky_header_logo_retina' );
?>
<!-- sticky header logo -->
<img src="<?php echo esc_url_raw( $sticky_logo['url'] ); ?>" srcset="<?php echo esc_attr( $sticky_logo['srcset'] ); ?>" width="<?php echo esc_attr( $sticky_logo['width'] ); ?>" height="<?php echo esc_attr( $sticky_logo['height'] ); ?>"<?php echo $sticky_logo['style']; // WPCS: XSS ok. ?> alt="<?php echo esc_attr( $logo_alt_attribute ); ?>" retina_logo_url="<?php echo esc_url_raw( $sticky_logo['is_retina'] ); ?>" class="fusion-sticky-logo" />
<?php } ?>
</a>
<?php endif; ?>
<?php
/**
* The avada_logo_append hook.
*
* @hooked avada_header_content_3 - 10.
*/
do_action( 'avada_logo_append' );
?>
<?php
echo $logo_closing_markup; // WPCS: XSS ok.
/* Omit closing PHP tag to avoid "Headers already sent" issues. */