blograzzi_get_slider_image().';
return;
}
// First get the settings
$global_setting = ( $blograzzi_settings['slider_img'] ) ? $blograzzi_settings['slider_img'] : 'featured_image';
$local_setting = blograzzi_get_post_meta( $post_id, 'slider_img' );
$local_setting = ( $local_setting ) ? $local_setting : '';
// Determine which image should be displayed
$final_setting = ( $local_setting == '' ) ? $global_setting : $local_setting;
// Build the html based on the final setting
$html = '';
if ( $final_setting == 'disabled' ){ // image disabled
return false;
} elseif ( $final_setting == 'featured_image' ){ // Featured Image
if ( has_post_thumbnail( $post_id ) ) :
if ( $urlonly )
$html = wp_get_attachment_image_src( get_post_thumbnail_id( $post_id ), $size );
else
$html .= get_the_post_thumbnail( $post_id, $size );
endif;
} elseif ( $final_setting == 'post_image' ){ // First image in post
$html = blograzzi_get_post_image( $post_id, $size, '', $urlonly);
} elseif ( $final_setting == 'custom_url' ){ // Custom URL
if ( ! $urlonly ){
$html .= '';
if ( $local_setting != '' ) :
$html .= ' ) . ')
';
else :
$html .= ' . ')
';
endif;
} else {
if ( $local_setting != '' ) :
$html .= esc_url( blograzzi_get_post_meta( $post_id, 'slider_imgurl' ) );
else :
$html .= esc_url( $blograzzi_settings['slider_imgurl'] );
endif;
}
}
if ( ! $html )
$html = $default;
// Returns the html
return $html;
}
endif;
/**
* Returns the posts to be displayed in the slider
*
* @return object Object containing the slider posts
* @package Blograzzi
* @since 1.6
*/
if ( ! function_exists( 'blograzzi_get_slider_posts' ) ) :
function blograzzi_get_slider_posts(){
global $blograzzi_settings;
/* Get the category whose posts should be displayed here. */
$slidertype = ( $blograzzi_settings['slider_type'] != '' ) ? $blograzzi_settings['slider_type'] : false;
/* Set the post types to be displayed */
$slider_post_type = ( in_array( $slidertype, array( 'posts_pages', 'categories' ) ) ) ? array( 'post', 'page' ) : array( 'post' ) ;
$slider_post_type = apply_filters( 'blograzzi_slider_post_type', $slider_post_type );
/* Get the number of posts to show */
$postcount = $blograzzi_settings['slider_postcount'];
$args = array(
'posts_per_page' => $postcount,
'orderby' => 'menu_order date',
'order' => 'DESC',
'suppress_filters' => 0,
'post_type' => $slider_post_type,
'ignore_sticky_posts' => 1, // otherwise the sticky posts show up undesired
);
/* Get the slider content to display */
if ( $slidertype && $slidertype == 'random' ) {
$args = array_merge( $args, array( 'orderby' => 'rand' ) );
}
if ( $slidertype && $slidertype == 'posts_pages' && $blograzzi_settings['slider_specific_posts'] ) {
$post_ids = $blograzzi_settings['slider_specific_posts'];
$post_ids = preg_split("/[\s]*[,][\s]*/", $post_ids, -1, PREG_SPLIT_NO_EMPTY); // post_ids are comma separated, the query needs a array
$post_ids = blograzzi_object_id( $post_ids );
$args = array_merge( $args, array( 'post__in' => $post_ids, 'posts_per_page' => -1, 'orderby' => 'post__in' ) );
}
if ( $slidertype && $slidertype == 'categories' && is_array( $blograzzi_settings['slider_specific_categories'] ) ) {
$cats = $blograzzi_settings['slider_specific_categories'];
$cats = blograzzi_object_id( $cats, 'category' );
$args = array_merge( $args, array( 'category__in' => $cats ) );
if ( $blograzzi_settings['slider_random_category_posts'] ) $args = array_merge( $args, array( 'orderby' => 'rand' ) );
}
/* Get only posts with featured image */
if ( $blograzzi_settings['slider_with_image_only'] ) {
$args['meta_query'][] = array(
'key' => '_thumbnail_id',
'compare' => 'EXISTS'
);
}
if ( isset( $args['meta_query'] ) && count( $args['meta_query'] ) > 1 ) $args['meta_query']['relation'] = 'AND';
/* Get the posts */
$sliderposts = new WP_Query( apply_filters( 'blograzzi_slider_args', $args ) );
return apply_filters( 'blograzzi_slider_posts', $sliderposts );
}
endif;
/**
* Exclude posts that belong to the categories displayed in slider from the posts listing
*/
function blograzzi_exclude_slider_categories( $request ){
global $blograzzi_settings, $blograzzi_defaults;
if ( $blograzzi_settings['slider_type'] != 'categories' ) return $request;
if ( is_admin() ) return $request;
if ( $blograzzi_settings['slider_exclude_categories'] != $blograzzi_defaults['slider_exclude_categories'] ){
$dummy_query = new WP_Query();
$dummy_query->parse_query( $request );
if ( get_option( 'show_on_front' ) == 'page' && $dummy_query->query_vars['page_id'] == get_option( 'page_on_front' ) ) return $request;
if ( ( $blograzzi_settings['slider_exclude_categories'] == 'everywhere' ) ||
$blograzzi_settings['slider_exclude_categories'] == 'homepage' && $dummy_query->is_home() )
$request['category__not_in'] = blograzzi_object_id( $blograzzi_settings['slider_specific_categories'], 'category' );
}
return $request;
}
add_filter( 'request', 'blograzzi_exclude_slider_categories' );