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<?php
/**
* Functions related to post excerpt.
* @package penci
*/
add_filter( 'excerpt_more', 'penci_excerpt_more' );
/**
* Replaces "[...]" (appended to automatically generated excerpts) with ... and a 'Continue reading' link.
* @return string 'Continue reading' link prepended with an ellipsis.
*/
function penci_excerpt_more()
{
return '...';
}
/**
* Auto add more links when using the_content() function.
* @return string 'Continue reading' link
*/
function penci_more_link( $class = '' ) {
return sprintf(
'<div class="penci-pmore-link%s"><a href="%s" class="more-link button"><span>%s</span></a></div>',
$class ? ' ' . $class : '',
esc_url( get_permalink() ),
esc_html( penci_get_tran_setting( 'penci_blog_more_text' ) )
);
}
add_filter( 'excerpt_length', 'penci_excerpt_length' );
/**
* Change excerpt length
* @return int
*/
function penci_excerpt_length() {
$number = get_theme_mod( 'penci_maximum_excerpt_length' );
return ( $number ? $number : 50 );
}
function penci_excerpt_length_blog() {
global $wp_query;
$default = '25';
if ( isset( $wp_query->query['penci_vc_block_pag'] ) ) {
$excerpt_length = penci_get_theme_mod( 'penci_block_pag_content_limit' );
return ( $excerpt_length ? $excerpt_length : $default );
}
$excerpt_length = penci_get_theme_mod( 'penci_blog_content_limit' );
$excerpt_length = penci_convert_to_custom_option_tax( 'penci_content_limit', $excerpt_length );
return ( $excerpt_length ? $excerpt_length : $default );
}
/**
* Display limited post content
*
* Strips out tags and shortcodes, limits the content to `$num_words` words and appends more link to the end.
*
* @param integer $num_words The maximum number of words
* @param string $more More link. Default is "...". Optional.
* @param bool $echo Echo or return output
* @param string $class Additional link class
* @return string Limited content.
*/
function penci_content_limit( $num_words, $more = '...', $echo = true ) {
$content = get_the_excerpt();
$output = wp_trim_words( $content, $num_words, '' );
$output .= $more;
if ( $echo ) {
echo wp_kses_post( $output );
}
return $output;
}
/**
* Get the small excerpt of the post.
* @return string
*/
function penci_small_excerpt() {
$post = get_post();
$text = ! empty( $post->post_excerpt ) ? $post->post_excerpt : $post->post_content;
$text = wp_trim_words( $text, 10 );
echo wp_kses_post( $text );
}
/**
* Display entry content or summary.
*/
function penci_entry_content( $show = true )
{
$display = penci_get_theme_mod( 'penci_blog_display' );
$display = penci_convert_to_custom_option_tax( 'penci_blog_display', $display );
if( ! $show ){
ob_start();
}
if ( 'more' == $display ) {
the_content();
} elseif ( 'content' == $display ) {
$content = apply_filters( 'the_content', get_the_content() );
$num_words = penci_excerpt_length_blog();
$content = wp_trim_words( $content, $num_words, '...' );
echo ( $content );
} else {
penci_content_limit( penci_excerpt_length_blog(),'...' );
}
if( ! $show ){
return ob_get_clean();
}
}
/**
* Get main content
*
* @return mixed
*/
function penci_get_main_content() {
$main_content = apply_filters( 'the_content', get_the_content() );
if ( in_array( get_post_format(), array( 'audio', 'video' ), true ) ) {
$media = get_media_embedded_in_content( $main_content, array(
'audio',
'video',
'object',
'embed',
'iframe',
) );
$main_content = str_replace( $media, '', $main_content );
}
return $main_content;
}
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