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<?php
/*
* Main loop related functions
*
* @package tempera
* @subpackage Functions
*/
/**
* Sets the post excerpt length to 40 characters.
*
* To override this length in a child theme, remove the filter and add your own
* function tied to the excerpt_length filter hook.
*/
function tempera_excerpt_length( $length ) {
global $temperas;
return absint( $temperas['tempera_excerptwords'] );
}
add_filter( 'excerpt_length', 'tempera_excerpt_length' );
/**
* Returns a "Continue Reading" link for excerpts
*
* @since tempera 0.5
* @return string "Continue Reading" link
*/
function tempera_excerpt_continuereading_link() {
global $temperas;
return '<p class="continue-reading-button"> <a class="continue-reading-link" href="'. esc_url( get_permalink() ) . '">' . wp_kses_post( $temperas['tempera_excerptcont'] ) . '<i class="crycon-right-dir"></i></a></p>';
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and tempera_excerpt_continuereading_link().
*
* To override this in a child theme, remove the filter and add your own
* function tied to the excerpt_more filter hook.
*
* @since tempera 0.5
* @return string An ellipsis
*/
function tempera_excerpt_dots( $more ) {
global $temperas;
return wp_kses_post( $temperas['tempera_excerptdots'] );
}
add_filter( 'excerpt_more', 'tempera_excerpt_dots' );
/**
* Adds a pretty "Continue Reading" link to custom post excerpts.
*
* To override this link in a child theme, remove the filter and add your own
* function tied to the get_the_excerpt filter hook.
*
* @since tempera 0.5
* @return string Excerpt with a pretty "Continue Reading" link
*/
function tempera_excerpt_morelink( $output ) {
if ( ! is_attachment() ) {
$output .= tempera_excerpt_continuereading_link();
}
return $output;
}
add_filter( 'get_the_excerpt', 'tempera_excerpt_morelink', 20 );
/**
* Adds a "Continue Reading" link to post excerpts created using the <!--more--> tag.
*
* To override this link in a child theme, remove the filter and add your own
* function tied to the the_content_more_link filter hook.
*
* @since tempera 0.5
* @return string Excerpt with a pretty "Continue Reading" link
*/
function tempera_more_link($more_link, $more_link_text) {
global $temperas;
$new_link_text = wp_kses_post( $temperas['tempera_excerptcont'] );
if (preg_match("/custom=(.*)/",$more_link_text,$m) ) {
$new_link_text = $m[1];
};
$more_link = str_replace($more_link_text, $new_link_text . '<i class="crycon-right-dir"></i>', $more_link);
$more_link = str_replace('more-link', 'continue-reading-link', $more_link);
return $more_link;
}
add_filter('the_content_more_link', 'tempera_more_link', 10, 2);
/**
* Allows post excerpts to contain HTML tags
* @since tempera 1.8.7
* @return string Excerpt with most HTML tags intact
*/
function tempera_excerpt_html($text) {
global $temperas;
$temperas['tempera_excerptwords'] = absint( $temperas['tempera_excerptwords'] );
$temperas['tempera_excerptcont'] = wp_kses_post( $temperas['tempera_excerptcont'] );
$temperas['tempera_excerptdots'] = wp_kses_post( $temperas['tempera_excerptdots'] );
$raw_excerpt = $text;
if ( '' == $text ) {
//Retrieve the post content.
$text = get_the_content('');
//Delete all shortcode tags from the content.
$text = strip_shortcodes( $text );
$text = apply_filters('the_content', $text);
$text = str_replace(']]>', ']]>', $text);
$allowed_tags = '<a>,<img>,<b>,<strong>,<ul>,<li>,<i>,<h1>,<h2>,<h3>,<h4>,<h5>,<h6>,<pre>,<code>,<em>,<u>,<br>,<p>';
$text = strip_tags($text, $allowed_tags);
$words = preg_split("/[\n\r\t ]+/", $text, $temperas['tempera_excerptwords'] + 1, PREG_SPLIT_NO_EMPTY);
if ( count($words) > $temperas['tempera_excerptwords'] ) {
array_pop($words);
$words[] = $temperas['tempera_excerptdots'];
$text = implode(' ', $words);
} else {
$text = implode(' ', $words);
}
}
return apply_filters('wp_trim_excerpt', $text, $raw_excerpt);
}
if ($temperas['tempera_excerpttags']=='Enable') {
remove_filter( 'get_the_excerpt', 'tempera_excerpt_trim_chars' );
remove_filter( 'get_the_excerpt', 'tempera_excerpt_morelink' );
add_filter( 'get_the_excerpt', 'tempera_excerpt_html' , 8 );
add_filter( 'get_the_excerpt', 'do_shortcode');
}
/**
* Remove inline styles printed when the gallery shortcode is used.
*
* Galleries are styled by the theme in Tempera's style.css.
*
* @since tempera 0.5
* @return string The gallery style filter, with the styles themselves removed.
*/
function tempera_remove_gallery_css( $css ) {
return preg_replace( "#<style type='text/css'>(.*?)</style>#s", '', $css );
}
add_filter( 'gallery_style', 'tempera_remove_gallery_css' );
function tempera_meta_author() {
global $post;
if ( is_single() && get_the_author_meta( 'user_url', $post->post_author ) ) {
echo '<link rel="author" href="' . esc_url( get_the_author_meta( 'user_url', $post->post_author) ) . '">';
}
}
add_action ('wp_head','tempera_meta_author');
if ( ! function_exists( 'tempera_meta_before' ) ) :
/**
* Prints HTML with meta information for the current post—date/time and author.
*
* @since tempera 0.5
*/
function tempera_meta_before() {
global $temperas;
// If single page take appropiate settings
if ( is_single() ) {
$temperas['tempera_blog_show'] = $temperas['tempera_single_show'];
}
// Post Author
$output = "";
if ( $temperas['tempera_blog_show']['author'] ) {
$output .= sprintf( '<span class="author vcard" ><i class="crycon-author crycon-metas" title="' . __( 'Author ','tempera'). '"></i>
<a class="url fn n" rel="author" href="%1$s" title="%2$s">%3$s</a></span>',
esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
sprintf( esc_attr ( __( 'View all posts by %s', 'tempera' ) ), esc_attr( get_the_author() ) ),
esc_attr( get_the_author() )
);
}
// Post date/time
if ( $temperas['tempera_blog_show']['date'] || $temperas['tempera_blog_show']['time'] ) {
$separator = "";
$date = "";
$time = "";
if ( $temperas['tempera_blog_show']['date'] && $temperas['tempera_blog_show']['time'] ) {
$separator = " - ";
}
if ( $temperas['tempera_blog_show']['date'] ) {
$date = get_the_date();
}
if ( $temperas['tempera_blog_show']['time'] ) {
$time = esc_attr( get_the_time() );
}
$output.= '<span><i class="crycon-time crycon-metas" title="' . __( "Date", "tempera" ) . '"></i>
<time class="onDate date published" datetime="' . get_the_time( 'c' ) . '">
<a href="' . esc_url( get_permalink() ) . '" rel="bookmark">' . $date . $separator . $time . '</a>
</time>
</span><time class="updated" datetime="' . get_the_modified_date( 'c' ) . '">' . get_the_modified_date() . '</time>';
}
// Post categories
if ( $temperas['tempera_blog_show']['category'] && get_the_category_list() ) {
$output .= '<span class="bl_categ"><i class="crycon-folder-open crycon-metas" title="' . __( "Categories", "tempera" ).'"></i>' .
get_the_category_list( ', ' ) . '</span> ';
}
echo $output;
}; // tempera_meta_before()
endif;
if ( ! function_exists( 'tempera_meta_after' ) ) :
/**
* Prints HTML with tags information for the current post. ALso adds the edit button.
*
* @since tempera 0.9
*/
function tempera_meta_after() {
global $temperas;
$tag_list = get_the_tag_list( '', ', ' );
if ( $tag_list && ($temperas['tempera_blog_show']['tag']) ) { ?>
<span class="footer-tags"><i class="crycon-tag crycon-metas" title="<?php _e( 'Tags','tempera'); echo '"> </i>'.$tag_list; ?> </span>
<?php }
edit_post_link( __( 'Edit', 'tempera' ), '<span class="edit-link crycon-metas"><i class="crycon-edit crycon-metas"></i> ', '</span>' );
cryout_post_footer_hook();
}; // tempera_meta_after()
endif;
function tempera_meta_infos() {
global $temperas;
switch($temperas['tempera_metapos']):
case "Bottom":
add_action('cryout_post_after_content_hook','tempera_meta_before',10);
add_action('cryout_post_after_content_hook','tempera_meta_after',11);
add_action('cryout_post_after_content_hook','tempera_comments_on',12);
break;
case "Top":
if( !is_single()) {
add_action('cryout_post_meta_hook','tempera_meta_before',10);
add_action('cryout_post_meta_hook','tempera_meta_after',11);
add_action('cryout_post_meta_hook','tempera_comments_on',12);
}
break;
endswitch;
}
add_action('wp_head','tempera_meta_infos');
// Remove category from rel in category tags.
add_filter( 'the_category', 'tempera_remove_category_tag' );
add_filter( 'get_the_category_list', 'tempera_remove_category_tag' );
function tempera_remove_category_tag( $text ) {
$text = str_replace('rel="category tag"', 'rel="tag"', $text); return $text;
}
/**
* Prints HTML with meta information for the current post (category, tags and permalink).
*
* @since tempera 0.5
*/
if ( ! function_exists( 'tempera_posted_in' ) ) :
function tempera_posted_in() {
global $temperas;
if ($temperas['tempera_single_show']['tag'] || $temperas['tempera_single_show']['bookmark']) :
// Retrieves tag list of current post, separated by commas.
$posted_in = '';
$tag_list = get_the_tag_list( '', ', ' );
if ( $tag_list && $temperas['tempera_single_show']['tag'] ) {
$posted_in .= '<span class="footer-tags"><i class="crycon-tag crycon-metas" title="'.__( 'Tagged','tempera').'"></i> %2$s.</span>';
}
if ($temperas['tempera_single_show']['bookmark'] ) {
$posted_in .= '<span class="bl_bookmark"><i class="crycon-bookmark crycon-metas" title="'.__(' Bookmark the permalink','tempera').'"></i> <a href="%3$s" title="'.__('Permalink to','tempera').' %4$s" rel="bookmark"> '.__('Bookmark','tempera').'</a>.</span>';
}
// Prints the string, replacing the placeholders.
printf(
$posted_in,
get_the_category_list( ', ' ),
$tag_list,
esc_url( get_permalink() ),
the_title_attribute( 'echo=0' )
);
endif;
}; // tempera_posted_in()
endif;
/**
* Display navigation to next/previous pages when applicable
*/
if ( ! function_exists( 'tempera_content_nav' ) ) :
function tempera_content_nav( $nav_id ) {
global $wp_query;
if ( $wp_query->max_num_pages > 1 ) : ?>
<nav id="<?php echo $nav_id; ?>" class="navigation">
<div class="nav-previous"><?php next_posts_link( __( '<i class="meta-nav-prev"></i> <span>Older posts</span>', 'tempera' ) ); ?></div>
<div class="nav-next"><?php previous_posts_link( __( '<span>Newer posts</span> <i class="meta-nav-next"></i>', 'tempera' ) ); ?></div>
</nav><!-- #nav-above -->
<?php endif;
}; // tempera_content_nav()
endif; // tempera_content_nav
// Custom image size for use with post thumbnails
if ($temperas['tempera_fcrop']) add_image_size( 'custom', $temperas['tempera_fwidth'], $temperas['tempera_fheight'], true );
else add_image_size( 'custom', $temperas['tempera_fwidth'], $temperas['tempera_fheight'] );
function cryout_echo_first_image( $postID ) {
$args = array(
'numberposts' => 1,
'orderby'=> 'none',
'post_mime_type' => 'image',
'post_parent' => $postID,
'post_status' => 'any',
'post_type' => 'any'
);
$attachments = get_children( $args );
//print_r($attachments);
if ($attachments) {
foreach ($attachments as $attachment) {
$image_attributes = wp_get_attachment_image_src( $attachment->ID, 'custom' ) ? wp_get_attachment_image_src( $attachment->ID, 'custom' ) : wp_get_attachment_image_src( $attachment->ID, 'custom' );
return esc_url( $image_attributes[0] );
}
}
}; // cryout_echo_first_image()
/**
* Adds a post thumbnail and if one doesn't exist the first image from the post is used.
*/
if ( ! function_exists( 'tempera_set_featured_thumb' ) ) :
function tempera_set_featured_thumb() {
global $post;
global $temperas;
$image_src = cryout_echo_first_image($post->ID);
if ( function_exists("has_post_thumbnail") && has_post_thumbnail() && ($temperas['tempera_fpost']=='Enable') )
the_post_thumbnail( 'custom', array("class" => "align" . strtolower( $temperas['tempera_falign'] ) . " post_thumbnail" ) );
elseif ( ($temperas['tempera_fpost']=='Enable') && ($temperas['tempera_fauto']=="Enable") && $image_src )
echo '<a title="' . the_title_attribute('echo=0') . '" href="' . esc_url( get_permalink() ) . '" >
<img width="' . $temperas['tempera_fwidth'].'" title="" alt="" class="align' . strtolower( $temperas['tempera_falign'] ) . ' post_thumbnail" src="' . $image_src . '">
</a>' ;
};
endif; // tempera_set_featured_thumb
if ( ($temperas['tempera_fpost']=='Enable') && $temperas['tempera_fpostlink'] ) add_filter( 'post_thumbnail_html', 'tempera_thumbnail_link', 10, 2 );
/**
* The thumbnail gets a link to the post's page
*/
function tempera_thumbnail_link( $html, $post_id ) {
$html = '<a href="' . esc_url( get_permalink( $post_id ) ) . '" title="' . esc_attr( get_post_field( 'post_title', $post_id ) ) . '">' . $html . '</a>';
return $html;
}; // tempera_thumbnail_link()
// FIN