laipower/wp-content/plugins/gp-premium/blog/functions/images.php

367 lines
10 KiB
PHP

<?php
/**
* Functions specific to featured images.
*
* @package GP Premium
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // No direct access, please.
}
/**
* Collects all available image sizes which we use in the Customizer.
*
* @since 1.10.0
*
* @return array
*/
function generate_blog_get_image_sizes() {
$sizes = get_intermediate_image_sizes();
$new_sizes = array(
'full' => 'full',
);
foreach ( $sizes as $key => $name ) {
$new_sizes[ $name ] = $name;
}
return $new_sizes;
}
add_filter( 'generate_page_header_default_size', 'generate_blog_set_featured_image_size' );
/**
* Set our featured image sizes.
*
* @since 1.10.0
*
* @param string $size The existing size.
* @return string The new size.
*/
function generate_blog_set_featured_image_size( $size ) {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
if ( ! is_singular() ) {
$size = $settings['post_image_size'];
}
if ( is_single() ) {
$size = $settings['single_post_image_size'];
}
if ( is_page() ) {
$size = $settings['page_post_image_size'];
}
$atts = generate_get_blog_image_attributes();
if ( ! empty( $atts ) ) {
$values = array(
$atts['width'],
$atts['height'],
$atts['crop'],
);
$image_src = wp_get_attachment_image_src( get_post_thumbnail_id( get_the_ID(), 'full' ), $values );
if ( $image_src && $image_src[3] && apply_filters( 'generate_use_featured_image_size_match', true ) ) {
return $values;
} else {
return $size;
}
}
return $size;
}
if ( ! function_exists( 'generate_get_blog_image_attributes' ) ) {
/**
* Build our image attributes
*
* @since 0.1
*/
function generate_get_blog_image_attributes() {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
if ( is_singular() ) {
if ( is_singular( 'page' ) ) {
$single = 'page_';
} else {
$single = 'single_';
}
} else {
$single = '';
}
$ignore_crop = array( '', '0', '9999' );
$atts = array(
'width' => ( in_array( $settings[ "{$single}post_image_width" ], $ignore_crop ) ) ? 9999 : absint( $settings[ "{$single}post_image_width" ] ),
'height' => ( in_array( $settings[ "{$single}post_image_height" ], $ignore_crop ) ) ? 9999 : absint( $settings[ "{$single}post_image_height" ] ),
'crop' => ( in_array( $settings[ "{$single}post_image_width" ], $ignore_crop ) || in_array( $settings[ "{$single}post_image_height" ], $ignore_crop ) ) ? false : true,
);
// If there's no height or width, empty the array.
if ( 9999 == $atts['width'] && 9999 == $atts['height'] ) { // phpcs:ignore
$atts = array();
}
return apply_filters( 'generate_blog_image_attributes', $atts );
}
}
if ( ! function_exists( 'generate_blog_setup' ) ) {
add_action( 'wp', 'generate_blog_setup', 50 );
/**
* Setup our blog functions and actions
*
* @since 0.1
*/
function generate_blog_setup() {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
// Move our featured images to above the title.
if ( 'post-image-above-header' === $settings['post_image_position'] ) {
remove_action( 'generate_after_entry_header', 'generate_post_image' );
add_action( 'generate_before_content', 'generate_post_image' );
// If we're using the Page Header add-on, move those as well.
if ( function_exists( 'generate_page_header_post_image' ) ) {
remove_action( 'generate_after_entry_header', 'generate_page_header_post_image' );
add_action( 'generate_before_content', 'generate_page_header_post_image' );
}
}
$page_header_content = false;
if ( function_exists( 'generate_page_header_get_options' ) ) {
$options = generate_page_header_get_options();
if ( $options && '' !== $options['content'] ) {
$page_header_content = true;
}
// If our Page Header has no content, remove it.
// This will allow the Blog add-on to add an image for us.
if ( ! $page_header_content && is_singular() ) {
remove_action( 'generate_before_content', 'generate_page_header' );
remove_action( 'generate_after_entry_header', 'generate_page_header' );
remove_action( 'generate_after_header', 'generate_page_header' );
}
}
// Remove the core theme featured image.
// I would like to filter instead one day.
remove_action( 'generate_after_header', 'generate_featured_page_header' );
remove_action( 'generate_before_content', 'generate_featured_page_header_inside_single' );
$location = generate_blog_get_singular_template();
if ( $settings[ $location . '_post_image' ] && is_singular() && ! $page_header_content ) {
if ( 'below-title' === $settings[ $location . '_post_image_position' ] ) {
add_action( 'generate_after_entry_header', 'generate_blog_single_featured_image' );
}
if ( 'inside-content' === $settings[ $location . '_post_image_position' ] ) {
add_action( 'generate_before_content', 'generate_blog_single_featured_image' );
}
if ( 'above-content' === $settings[ $location . '_post_image_position' ] ) {
add_action( 'generate_after_header', 'generate_blog_single_featured_image' );
}
}
}
}
add_filter( 'generate_featured_image_output', 'generate_blog_featured_image' );
/**
* Remove featured image if set or using WooCommerce.
*
* @since 1.5
* @param string $output The existing output.
* @return string The image HTML
*/
function generate_blog_featured_image( $output ) {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
if ( ( function_exists( 'is_woocommerce' ) && is_woocommerce() ) || ! $settings['post_image'] ) {
return false;
}
return $output;
}
/**
* Build our featured images for single posts and pages.
*
* This function is way more complicated than it could be so it can
* ensure compatibility with the Page Header add-on.
*
* @since 1.5
*
* @return string The image HTML
*/
function generate_blog_single_featured_image() {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
$image_id = get_post_thumbnail_id( get_the_ID(), 'full' );
if ( function_exists( 'generate_page_header_get_image' ) && generate_page_header_get_image( 'ID' ) ) {
if ( intval( $image_id ) !== generate_page_header_get_image( 'ID' ) ) {
$image_id = generate_page_header_get_image( 'ID' );
}
}
$location = generate_blog_get_singular_template();
if ( ( function_exists( 'is_woocommerce' ) && is_woocommerce() ) || ! $settings[ $location . '_post_image' ] || ! $image_id ) {
return false;
}
$attrs = array(
'itemprop' => 'image',
);
if ( function_exists( 'generate_get_schema_type' ) ) {
if ( 'microdata' !== generate_get_schema_type() ) {
$attrs = array();
}
}
$image_html = apply_filters(
'post_thumbnail_html', // phpcs:ignore -- Core filter.
wp_get_attachment_image(
$image_id,
apply_filters( 'generate_page_header_default_size', 'full' ),
'',
$attrs
),
get_the_ID(),
$image_id,
apply_filters( 'generate_page_header_default_size', 'full' ),
''
);
$location = generate_blog_get_singular_template();
$classes = array(
is_page() ? 'page-header-image' : null,
is_singular() && ! is_page() ? 'page-header-image-single' : null,
'above-content' === $settings[ $location . '_post_image_position' ] ? 'grid-container grid-parent' : null,
);
$image_html = apply_filters( 'generate_single_featured_image_html', $image_html );
// phpcs:ignore -- No need to escape here.
echo apply_filters(
'generate_single_featured_image_output',
sprintf(
'<div class="featured-image %2$s">
%1$s
</div>',
$image_html,
implode( ' ', $classes )
),
$image_html
);
}
add_filter( 'generate_blog_image_attributes', 'generate_blog_page_header_image_atts' );
/**
* Filter our image attributes in case we're using differents atts in our Page Header
*
* @since 1.5
*
* @param array $atts Our existing image attributes.
* @return array Image attributes
*/
function generate_blog_page_header_image_atts( $atts ) {
if ( ! function_exists( 'generate_page_header_get_options' ) ) {
return $atts;
}
if ( ! is_singular() ) {
return $atts;
}
$options = generate_page_header_get_options();
if ( $options && 'enable' === $options['image_resize'] ) {
$ignore_crop = array( '', '0', '9999' );
$atts = array(
'width' => ( in_array( $options['image_width'], $ignore_crop ) ) ? 9999 : absint( $options['image_width'] ),
'height' => ( in_array( $options['image_height'], $ignore_crop ) ) ? 9999 : absint( $options['image_height'] ),
'crop' => ( in_array( $options['image_width'], $ignore_crop ) || in_array( $options['image_height'], $ignore_crop ) ) ? false : true,
);
}
return $atts;
}
add_filter( 'generate_single_featured_image_html', 'generate_blog_page_header_link' );
/**
* Add our Page Header link to our featured image if set.
*
* @since 1.5
*
* @param string $image_html Our existing image HTML.
* @return string Our new image HTML.
*/
function generate_blog_page_header_link( $image_html ) {
if ( ! function_exists( 'generate_page_header_get_options' ) ) {
return $image_html;
}
$options = generate_page_header_get_options();
if ( ! empty( $options['image_link'] ) ) {
return '<a href="' . esc_url( $options['image_link'] ) . '"' . apply_filters( 'generate_page_header_link_target', '' ) . '>' . $image_html . '</a>';
} else {
return $image_html;
}
}
add_filter( 'body_class', 'generate_blog_remove_featured_image_class', 20 );
/**
* Remove the featured image classes if they're disabled.
*
* @since 2.1.0
* @param array $classes The body classes.
*/
function generate_blog_remove_featured_image_class( $classes ) {
if ( is_singular() ) {
$settings = wp_parse_args(
get_option( 'generate_blog_settings', array() ),
generate_blog_get_defaults()
);
if ( is_single() ) {
$disable_single_featured_image = ! $settings['single_post_image'];
$classes = generate_premium_remove_featured_image_class( $classes, $disable_single_featured_image );
}
if ( is_page() && ! $settings['page_post_image'] ) {
$disable_page_featured_image = ! $settings['page_post_image'];
$classes = generate_premium_remove_featured_image_class( $classes, $disable_page_featured_image );
}
}
return $classes;
}