<?php
/**
* Blog mods.
*
* @author ThemeFusion
* @copyright (c) Copyright by ThemeFusion
* @link https://avada.com
* @package Avada
* @subpackage Core
* @since 3.8
*/
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
/**
* The Avada_Blog class.
*/
class Avada_Blog {
/**
* Constructor.
*
* @access public
*/
public function __construct() {
add_filter( 'excerpt_length', [ $this, 'excerpt_length' ], 999 );
add_action( 'pre_get_posts', [ $this, 'alter_search_loop' ], 1 );
}
/**
* Modify the default excerpt length.
*
* @param int $length The excerpt length.
* @return int
*/
public function excerpt_length( $length ) {
// Normal blog posts excerpt length.
if ( ! is_null( Avada()->settings->get( 'excerpt_length_blog' ) ) ) {
$length = Avada()->settings->get( 'excerpt_length_blog' );
}
// Search results excerpt length.
if ( is_search() ) {
$length = Avada()->settings->get( 'excerpt_length_blog' );
}
return $length;
}
/**
* Get the post (excerpt).
*
* @return void Content is directly echoed.
*/
public function render_post_content() {
if ( is_search() ) {
echo fusion_get_post_content( '', 'search' ); // phpcs:ignore WordPress.Security.EscapeOutput
} else {
echo fusion_get_post_content(); // phpcs:ignore WordPress.Security.EscapeOutput
}
}
/**
* Apply post per page on search pages.
*
* @param object $query The WP_Query object.
* @return void
*/
public function alter_search_loop( $query ) {
if ( ! is_admin() && $query->is_main_query() && $query->is_search() && Avada()->settings->get( 'search_results_per_page' ) ) {
$query->set( 'posts_per_page', Avada()->settings->get( 'search_results_per_page' ) );
}
}
/**
* Get the content of the post
* strip it and apply any changes required to the excerpt first.
*
* @param int $excerpt_length The length of our excerpt.
* @param string $content The content.
*/
public function get_content_stripped_and_excerpted( $excerpt_length, $content ) {
$pattern = get_shortcode_regex();
$content = preg_replace_callback( "/$pattern/s", 'fusion_extract_shortcode_contents', $content );
$content = explode( ' ', $content, $excerpt_length + 1 );
if ( $excerpt_length < count( $content ) ) {
array_pop( $content );
}
$content = implode( ' ', $content );
$content = preg_replace( '~(?:\[/?)[^/\]]+/?\]~s', '', $content ); // Strip shortcodes and keep the content.
$content = str_replace( ']]>', ']]>', $content );
$content = strip_tags( $content ); // phpcs:ignore WordPress.WP.AlternativeFunctions.strip_tags_strip_tags
$content = str_replace( [ '"', "'" ], [ '"', ''' ], $content );
$content = trim( $content );
return $content;
}
/**
* Retrieve the content and apply and read-more modifications needed.
*
* @param int $limit The limit we've set for our content.
* @param bool $strip_html If we want to strip HTML from our content.
*/
public function content( $limit, $strip_html ) {
global $more;
$content = '';
// Sanitizing the limit value.
$limit = ( ! $limit && 0 !== $limit && '0' !== $limit ) ? 285 : intval( $limit );
$test_strip_html = ( 'true' === $strip_html || true === $strip_html );
$custom_excerpt = false;
$post = get_post( get_the_ID() );
$pos = strpos( $post->post_content, '<!--more-->' );
$readmore = ( Avada()->settings->get( 'link_read_more' ) ) ? ' <a href="' . get_permalink( get_the_ID() ) . '">[...]</a>' : ' [...]';
$readmore = ( ! Avada()->settings->get( 'disable_excerpts' ) ) ? '' : $readmore;
if ( $test_strip_html ) {
$more = 0; // phpcs:ignore WordPress.WP.GlobalVariablesOverride
$raw_content = wp_strip_all_tags( get_the_content( '{{read_more_placeholder}}' ), '<p>' );
// Strip out all attributes.
$raw_content = preg_replace( '/<(\w+)[^>]*>/', '<$1>', $raw_content );
$raw_content = str_replace( '{{read_more_placeholder}}', $readmore, $raw_content );
if ( $post->post_excerpt || false !== $pos ) {
$raw_content = ( ! $pos ) ? wp_strip_all_tags( rtrim( get_the_excerpt(), '[…]' ), '<p>' ) . $readmore : $raw_content;
$custom_excerpt = true;
}
} else {
$more = 0; // phpcs:ignore WordPress.WP.GlobalVariablesOverride
$raw_content = get_the_content( $readmore );
if ( $post->post_excerpt || false !== $pos ) {
$raw_content = ( ! $pos ) ? rtrim( get_the_excerpt(), '[…]' ) . $readmore : $raw_content;
$custom_excerpt = true;
}
}
if ( $raw_content && ! $custom_excerpt ) {
$pattern = get_shortcode_regex();
$content = preg_replace_callback( "/$pattern/s", 'fusion_extract_shortcode_contents', $raw_content );
if ( 'characters' === fusion_get_option( 'excerpt_base' ) ) {
$content = mb_substr( $content, 0, $limit );
$content .= ( 0 !== $limit && Avada()->settings->get( 'disable_excerpts' ) ) ? $readmore : '';
} else {
$content = explode( ' ', $content, $limit + 1 );
if ( $limit < count( $content ) ) {
array_pop( $content );
$content = implode( ' ', $content );
if ( Avada()->settings->get( 'disable_excerpts' ) ) {
$content .= ( 0 !== $limit ) ? $readmore : '';
}
} else {
$content = implode( ' ', $content );
}
}
if ( 0 !== $limit && ! $test_strip_html ) {
$content = apply_filters( 'the_content', $content );
$content = str_replace( ']]>', ']]>', $content );
} else {
$content = '<p>' . $content . '</p>';
}
$strip_html_class = ( $test_strip_html ) ? 'strip-html' : '';
$content = '<div class="excerpt-container ' . $strip_html_class . '">' . do_shortcode( $content ) . '</div>';
return $content;
}
if ( $custom_excerpt ) {
$pattern = get_shortcode_regex();
$content = preg_replace_callback( "/$pattern/s", 'fusion_extract_shortcode_contents', $raw_content );
if ( $test_strip_html ) {
$content = apply_filters( 'the_content', $content );
$content = str_replace( ']]>', ']]>', $content );
$content = '<div class="excerpt-container strip-html">' . do_shortcode( $content ) . '</div>';
} else {
$content = apply_filters( 'the_content', $content );
$content = str_replace( ']]>', ']]>', $content );
}
}
if ( has_excerpt() ) {
$content = do_shortcode( get_the_excerpt() );
$content = '<p>' . $content . '</p>';
}
return $content;
}
/**
* Get the blog layout for the current page template.
*
* @return string The correct layout name for the blog post class.
*/
public function get_blog_layout() {
$theme_options_blog_var = '';
if ( is_home() ) {
$theme_options_blog_var = 'blog_layout';
} elseif ( is_search() ) {
$theme_options_blog_var = 'search_layout';
} elseif ( is_archive() || is_author() ) {
$theme_options_blog_var = 'blog_archive_layout';
}
return str_replace( ' ', '-', Avada()->settings->get( $theme_options_blog_var ) );
}
}
/* Omit closing PHP tag to avoid "Headers already sent" issues. */
