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<?php
/**
* Blog Helper Functions
*
* @package Astra
*/
/**
* Adds custom classes to the array of body classes.
*/
if ( ! function_exists( 'astra_blog_body_classes' ) ) {
/**
* Adds custom classes to the array of body classes.
*
* @since 1.0
* @param array $classes Classes for the body element.
* @return array
*/
function astra_blog_body_classes( $classes ) {
// Adds a class of group-blog to blogs with more than 1 published author.
if ( is_multi_author() ) {
$classes[] = 'group-blog';
}
return $classes;
}
}
add_filter( 'body_class', 'astra_blog_body_classes' );
/**
* Adds custom classes to the array of post grid classes.
*/
if ( ! function_exists( 'astra_post_class_blog_grid' ) ) {
/**
* Adds custom classes to the array of post grid classes.
*
* @since 1.0
* @param array $classes Classes for the post element.
* @return array
*/
function astra_post_class_blog_grid( $classes ) {
if ( is_archive() || is_home() || is_search() ) {
$classes[] = 'ast-col-sm-12';
$classes[] = 'ast-article-post';
}
return $classes;
}
}
add_filter( 'post_class', 'astra_post_class_blog_grid' );
/**
* Prints HTML with meta information for the current post-date/time and author.
*/
if ( ! function_exists( 'astra_blog_get_post_meta' ) ) {
/**
* Prints HTML with meta information for the current post-date/time and author.
*
* @since 1.0
* @return mixed Markup.
*/
function astra_blog_get_post_meta() {
$enable_meta = apply_filters( 'astra_blog_post_meta_enabled', '__return_true' );
$post_meta = astra_get_option( 'blog-meta' );
if ( 'post' == get_post_type() && is_array( $post_meta ) && $enable_meta ) {
$output_str = astra_get_post_meta( $post_meta );
if ( ! empty( $output_str ) ) {
echo apply_filters( 'astra_blog_post_meta', '<div class="entry-meta">' . $output_str . '</div>', $output_str ); // WPCS: XSS OK.
}
}
}
}
/**
* Featured post meta.
*/
if ( ! function_exists( 'astra_blog_post_get_featured_item' ) ) {
/**
* To featured image / gallery / audio / video etc. As per the post format.
*
* @since 1.0
* @return mixed
*/
function astra_blog_post_get_featured_item() {
$post_featured_data = '';
$post_format = get_post_format();
if ( has_post_thumbnail() ) {
$post_featured_data = '<a href="' . esc_url( get_permalink() ) . '" >';
$post_featured_data .= get_the_post_thumbnail();
$post_featured_data .= '</a>';
} else {
switch ( $post_format ) {
case 'image':
break;
case 'video':
$post_featured_data = astra_get_video_from_post( get_the_ID() );
break;
case 'gallery':
$post_featured_data = get_post_gallery( get_the_ID(), false );
if ( isset( $post_featured_data['ids'] ) ) {
$img_ids = explode( ',', $post_featured_data['ids'] );
$image_alt = get_post_meta( $img_ids[0], '_wp_attachment_image_alt', true );
$image_url = wp_get_attachment_url( $img_ids[0] );
if ( isset( $img_ids[0] ) ) {
$post_featured_data = '<a href="' . esc_url( get_permalink() ) . '" >';
$post_featured_data .= '<img src="' . esc_url( $image_url ) . '" alt="' . esc_attr( $image_alt ) . '" >';
$post_featured_data .= '</a>';
}
}
break;
case 'audio':
$post_featured_data = do_shortcode( astra_get_audios_from_post( get_the_ID() ) );
break;
}
}
echo $post_featured_data; // WPCS: XSS OK.
}
}
add_action( 'astra_blog_post_featured_format', 'astra_blog_post_get_featured_item' );
/**
* Blog Post Thumbnail / Title & Meta Order
*/
if ( ! function_exists( 'astra_blog_post_thumbnail_and_title_order' ) ) {
/**
* Blog post Thubmnail, Title & Blog Meta order
*
* @since 1.0.8
*/
function astra_blog_post_thumbnail_and_title_order() {
$blog_post_thumb_title_order = astra_get_option( 'blog-post-structure' );
if ( is_single() ) {
$blog_post_thumb_title_order = astra_get_option( 'blog-single-post-structure' );
}
if ( is_array( $blog_post_thumb_title_order ) ) {
// Append the custom class for second element for single post.
foreach ( $blog_post_thumb_title_order as $post_thumb_title_order ) {
switch ( $post_thumb_title_order ) {
// Blog Post Featured Image.
case 'image':
do_action( 'astra_blog_archive_featured_image_before' );
astra_get_blog_post_thumbnail( 'archive' );
do_action( 'astra_blog_archive_featured_image_after' );
break;
// Blog Post Title and Blog Post Meta.
case 'title-meta':
do_action( 'astra_blog_archive_title_meta_before' );
astra_get_blog_post_title_meta();
do_action( 'astra_blog_archive_title_meta_after' );
break;
// Single Post Featured Image.
case 'single-image':
do_action( 'astra_blog_single_featured_image_before' );
astra_get_blog_post_thumbnail( 'single' );
do_action( 'astra_blog_single_featured_image_after' );
break;
// Single Post Title and Single Post Meta.
case 'single-title-meta':
do_action( 'astra_blog_single_title_meta_before' );
astra_get_single_post_title_meta();
do_action( 'astra_blog_single_title_meta_after' );
break;
}
}
}
}
}
/**
* Blog / Single Post Thumbnail
*/
if ( ! function_exists( 'astra_get_blog_post_thumbnail' ) ) {
/**
* Blog post Thumbnail
*
* @param string $type Type of post.
* @since 1.0.8
*/
function astra_get_blog_post_thumbnail( $type = 'archive' ) {
if ( 'archive' === $type ) {
// Blog Post Featured Image.
astra_get_post_thumbnail( '<div class="ast-blog-featured-section post-thumb ast-col-md-12">', '</div>' );
} elseif ( 'single' === $type ) {
// Single Post Featured Image.
astra_get_post_thumbnail();
}
}
}
/**
* Blog Post Title & Meta Order
*/
if ( ! function_exists( 'astra_get_blog_post_title_meta' ) ) {
/**
* Blog post Thumbnail
*
* @since 1.0.8
*/
function astra_get_blog_post_title_meta() {
// Blog Post Title and Blog Post Meta.
do_action( 'astra_archive_entry_header_before' );
?>
<header class="entry-header">
<?php
do_action( 'astra_archive_post_title_before' );
/* translators: 1: Current post link, 2: Current post id */
astra_the_post_title( sprintf( '<h2 class="entry-title" itemprop="headline"><a href="%s" rel="bookmark">', esc_url( get_permalink() ) ), '</a></h2>', get_the_id() );
do_action( 'astra_archive_post_title_after' );
?>
<?php
do_action( 'astra_archive_post_meta_before' );
astra_blog_get_post_meta();
do_action( 'astra_archive_post_meta_after' );
?>
</header><!-- .entry-header -->
<?php
do_action( 'astra_archive_entry_header_after' );
}
}
/**
* Single Post Title & Meta Order
*/
if ( ! function_exists( 'astra_get_single_post_title_meta' ) ) {
/**
* Blog post Thumbnail
*
* @since 1.0.8
*/
function astra_get_single_post_title_meta() {
// Single Post Title and Single Post Meta.
do_action( 'astra_single_post_order_before' );
?>
<div class="ast-single-post-order">
<?php
do_action( 'astra_single_post_title_before' );
astra_the_title( '<h1 class="entry-title" itemprop="headline">', '</h1>' );
do_action( 'astra_single_post_title_after' );
do_action( 'astra_single_post_meta_before' );
astra_single_get_post_meta();
do_action( 'astra_single_post_meta_after' );
?>
</div>
<?php
do_action( 'astra_single_post_order_after' );
}
}
/**
* Get audio files from post content
*/
if ( ! function_exists( 'astra_get_audios_from_post' ) ) {
/**
* Get audio files from post content
*
* @param number $post_id Post id.
* @return mixed Iframe.
*/
function astra_get_audios_from_post( $post_id ) {
// for audio post type - grab.
$post = get_post( $post_id );
$content = do_shortcode( apply_filters( 'the_content', $post->post_content ) );
$embeds = apply_filters( 'astra_get_post_audio', get_media_embedded_in_content( $content ) );
if ( empty( $embeds ) ) {
return '';
}
// check what is the first embed containg video tag, youtube or vimeo.
foreach ( $embeds as $embed ) {
if ( strpos( $embed, 'audio' ) ) {
return '<span class="ast-post-audio-wrapper">' . $embed . '</span>';
}
}
}
}
/**
* Get first image from post content
*/
if ( ! function_exists( 'astra_get_video_from_post' ) ) {
/**
* Get first image from post content
*
* @since 1.0
* @param number $post_id Post id.
* @return mixed
*/
function astra_get_video_from_post( $post_id ) {
$post = get_post( $post_id );
$content = do_shortcode( apply_filters( 'the_content', $post->post_content ) );
$embeds = apply_filters( 'astra_get_post_audio', get_media_embedded_in_content( $content ) );
if ( empty( $embeds ) ) {
return '';
}
// check what is the first embed containg video tag, youtube or vimeo.
foreach ( $embeds as $embed ) {
if ( strpos( $embed, 'video' ) || strpos( $embed, 'youtube' ) || strpos( $embed, 'vimeo' ) ) {
return $embed;
}
}
}
}