diff options
Diffstat (limited to 'themes/mantra/includes/theme-loop.php')
| -rw-r--r-- | themes/mantra/includes/theme-loop.php | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/themes/mantra/includes/theme-loop.php b/themes/mantra/includes/theme-loop.php new file mode 100644 index 00000000..909858ec --- /dev/null +++ b/themes/mantra/includes/theme-loop.php @@ -0,0 +1,306 @@ +<?php /*
+ * Main loop related functions
+ *
+ * @package mantra
+ * @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.
+ *
+ * @since Mantra 1.0
+ * @return int
+ */
+function mantra_excerpt_length( $length ) {
+ global $mantra_excerptwords;
+ return $mantra_excerptwords;
+}
+add_filter( 'excerpt_length', 'mantra_excerpt_length' );
+
+/**
+ * Returns a "Continue Reading" link for excerpts
+ *
+ * @since mantra 0.5
+ * @return string "Continue Reading" link
+ */
+function mantra_continue_reading_link() {
+ global $mantra_excerptcont;
+ return ' <a href="'. get_permalink() . '">' .$mantra_excerptcont.' <span class="meta-nav">→ </span>' . '</a>';
+}
+
+/**
+ * Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and mantra_continue_reading_link().
+ *
+ * To override this in a child theme, remove the filter and add your own
+ * function tied to the excerpt_more filter hook.
+ *
+ * @since mantra 0.5
+ * @return string An ellipsis
+ */
+function mantra_auto_excerpt_more( $more ) {
+ global $mantra_excerptdots;
+ return $mantra_excerptdots. mantra_continue_reading_link();
+}
+add_filter( 'excerpt_more', 'mantra_auto_excerpt_more' );
+
+
+/**
+ * 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 mantra 0.5
+ * @return string Excerpt with a pretty "Continue Reading" link
+ */
+function mantra_custom_excerpt_more( $output ) {
+ if ( has_excerpt() && ! is_attachment() ) {
+ $output .= mantra_continue_reading_link();
+ }
+ return $output;
+}
+
+add_filter( 'get_the_excerpt', 'mantra_custom_excerpt_more' );
+
+/**
+ * Adds a "Continue Reading" link to post excerpts created using the <!--more--> tag.
+ *
+ * To override this link in a child theme, remove the filter and add your own
+ * function tied to the the_content_more_link filter hook.
+ *
+ * @since mantra 2.1
+ * @return string Excerpt with a pretty "Continue Reading" link
+ */
+function mantra_more_link($more_link, $more_link_text) {
+ global $mantra_excerptcont;
+ $new_link_text = $mantra_excerptcont;
+ if (preg_match("/custom=(.*)/",$more_link_text,$m) ) {
+ $new_link_text = $m[1];
+ };
+ $more_link = str_replace($more_link_text, $new_link_text.' <span class="meta-nav">→ </span>', $more_link);
+ $more_link = str_replace('more-link', 'continue-reading-link', $more_link);
+ return $more_link;
+}
+add_filter('the_content_more_link', 'mantra_more_link',10,2);
+
+/**
+ * Allows post excerpts to contain HTML tags
+ * @since mantra 1.8.7
+ * @return string Excerpt with most HTML tags intact
+ */
+
+function mantra_trim_excerpt($text) {
+global $mantra_excerptwords;
+global $mantra_excerptcont;
+global $mantra_excerptdots;
+$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, $mantra_excerptwords + 1, PREG_SPLIT_NO_EMPTY);
+ if ( count($words) > $mantra_excerptwords ) {
+ array_pop($words);
+ $text = implode(' ', $words);
+ $text = $text .' '.$mantra_excerptdots. ' <a href="'. get_permalink() . '">' .$mantra_excerptcont.' <span class="meta-nav">→ </span>' . '</a>';
+ } else {
+ $text = implode(' ', $words);
+ }
+}
+return apply_filters('wp_trim_excerpt', $text, $raw_excerpt);
+}
+
+
+
+
+if ($mantra_excerpttags=='Enable') {
+remove_filter('get_the_excerpt', 'wp_trim_excerpt');
+add_filter('get_the_excerpt', 'mantra_trim_excerpt');
+}
+
+
+/**
+ * Remove inline styles printed when the gallery shortcode is used.
+ *
+ * Galleries are styled by the theme in Mantra's style.css.
+ *
+ * @since mantra 0.5
+ * @return string The gallery style filter, with the styles themselves removed.
+ */
+function mantra_remove_gallery_css( $css ) {
+ return preg_replace( "#<style type='text/css'>(.*?)</style>#s", '', $css );
+}
+add_filter( 'gallery_style', 'mantra_remove_gallery_css' );
+
+
+if ( ! function_exists( 'mantra_posted_on' ) ) :
+/**
+ * Prints HTML with meta information for the current post—date/time and author.
+ *
+ * @since mantra 0.5
+ */
+function mantra_posted_on() {
+global $mantra_options;
+foreach ($mantra_options as $key => $value) {
+ ${"$key"} = $value ;
+}
+
+// If date is hidden don't give it a value
+$date_string='<span class="onDate"> %3$s <span class="bl_sep">|</span> </span>';
+if ($mantra_postdate == "Hide") $date_string='';
+
+// If author is hidden don't give it a value
+$author_string = sprintf( '<span class="author vcard" >'.__( 'By ','mantra'). ' <a class="url fn n" href="%1$s" title="%2$s">%3$s</a> <span class="bl_sep">|</span></span>',
+ get_author_posts_url( get_the_author_meta( 'ID' ) ),
+ sprintf( esc_attr__( 'View all posts by %s', 'mantra' ), get_the_author() ),
+ get_the_author()
+ ) ;
+if ($mantra_postauthor == "Hide") $author_string='';
+
+// Print the meta data
+ printf( ' %4$s '.$date_string.' <span class="bl_categ"> %2$s </span> ',
+ 'meta-prep meta-prep-author',
+ get_the_category_list( ', ' ),
+ sprintf( '<a href="%1$s" title="%2$s" rel="bookmark"><span class="entry-date">%3$s</span> <span class="entry-time"> - %2$s</span></a>',
+ get_permalink(),
+ esc_attr( get_the_time() ),
+ get_the_date()
+ ), $author_string
+
+ );
+}
+endif;
+
+// Remove category from rel in categry tags.
+add_filter( 'the_category', 'mantra_remove_category_tag' );
+add_filter( 'get_the_category_list', 'mantra_remove_category_tag' );
+
+function mantra_remove_category_tag( $text ) {
+$text = str_replace('rel="category tag"', 'rel="tag"', $text); return $text;
+}
+
+
+if ( ! function_exists( 'mantra_posted_in' ) ) :
+/**
+ * Prints HTML with meta information for the current post (category, tags and permalink).
+ *
+ * @since mantra 0.5
+ */
+function mantra_posted_in() {
+ // Retrieves tag list of current post, separated by commas.
+ $tag_list = get_the_tag_list( '', ', ' );
+ if ( $tag_list ) {
+ $posted_in = '<span class="bl_posted">'.__( 'Tagged','mantra').' %2$s.</span><span class="bl_bookmark">'.__(' Bookmark the ','mantra').' <a href="%3$s" title="'.__('Permalink to','mantra').' %4$s" rel="bookmark"> '.__('permalink','mantra').'</a>.</span>';
+ } elseif ( is_object_in_taxonomy( get_post_type(), 'category' ) ) {
+ $posted_in = '<span class="bl_bookmark">'.__( 'Bookmark the ','mantra'). ' <a href="%3$s" title="'.__('Permalink to','mantra').' %4$s" rel="bookmark">'.__('permalink','mantra').'</a>. </span>';
+ } else {
+ $posted_in = '<span class="bl_bookmark">'.__( 'Bookmark the ','mantra'). ' <a href="%3$s" title="'.__('Permalink to','mantra').' %4$s" rel="bookmark">'.__('permalink','mantra').'</a>. </span>';
+ }
+ // Prints the string, replacing the placeholders.
+ printf(
+ $posted_in,
+ get_the_category_list( ', ' ),
+ $tag_list,
+ get_permalink(),
+ the_title_attribute( 'echo=0' )
+ );
+}
+endif;
+
+if ( ! function_exists( 'mantra_content_nav' ) ) :
+/**
+ * Display navigation to next/previous pages when applicable
+ */
+function mantra_content_nav( $nav_id ) {
+ global $wp_query;
+
+ if ( $wp_query->max_num_pages > 1 ) : ?>
+ <nav id="<?php echo $nav_id; ?>" class="navigation">
+ <div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">«</span> Older posts', 'mantra' ) ); ?></div>
+ <div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">»</span>', 'mantra' ) ); ?></div>
+ </nav><!-- #nav-above -->
+ <?php endif;
+}
+endif; // mantra_content_nav
+
+// Custom image size for use with post thumbnails
+if($mantra_fcrop)
+add_image_size( 'custom', $mantra_fwidth, $mantra_fheight, true );
+else
+add_image_size( 'custom', $mantra_fwidth, $mantra_fheight );
+
+
+function cryout_echo_first_image ($postID)
+{
+ $args = array(
+ 'numberposts' => 1,
+ 'order'=> 'ASC',
+ '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 $image_attributes[0];
+
+ }
+ }
+}
+
+if ( ! function_exists( 'mantra_set_featured_thumb' ) ) :
+/**
+ * Adds a post thumbnail and if one doesn't exist the first image from the post is used.
+ */
+
+function mantra_set_featured_thumb() {
+ global $mantra_options;
+ foreach ($mantra_options as $key => $value) {
+ ${"$key"} = $value ;
+}
+global $post;
+$image_src = cryout_echo_first_image($post->ID);
+
+ if ( function_exists("has_post_thumbnail") && has_post_thumbnail() && $mantra_fpost=='Enable')
+ the_post_thumbnail( 'custom', array("class" => "align".strtolower($mantra_falign)." post_thumbnail" ) );
+
+ else if ($mantra_fpost=='Enable' && $mantra_fauto=="Enable" && $image_src && ($mantra_excerptarchive != "Full Post" || $mantra_excerpthome != "Full Post"))
+ echo '<a title="'.the_title_attribute('echo=0').'" href="'.get_permalink().'" ><img title="" alt="" class="align'.strtolower($mantra_falign).' post_thumbnail" src="'.$image_src.'"></a>' ;
+
+ }
+endif; // mantra_set_featured_thumb
+
+
+
+if ($mantra_fpost=='Enable' && $mantra_fpostlink) add_filter( 'post_thumbnail_html', 'mantra_thumbnail_link', 10, 3 );
+
+/**
+ * The thumbnail gets a link to the post's page
+ */
+
+function mantra_thumbnail_link( $html, $post_id, $post_image_id ) {
+
+ $html = '<a href="' . get_permalink( $post_id ) . '" title="' . esc_attr( get_post_field( 'post_title', $post_id ) ) . '" alt="' . esc_attr( get_post_field( 'post_title', $post_id ) ) . '">' . $html . '</a>';
+ return $html;
+
+}
+?>
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