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<?php
/**
* Framework prototypes
*
* @package Cryout Framework
*/
function cryout_sanitize_tn($input){
return preg_replace( '/[^a-z0-9-]/i', '-', $input );
}
function cryout_sanitize_tnl($input){
return ucwords(preg_replace( '/[^a-z0-9]/i', ' ', $input ));
}
function cryout_sanitize_tn_fn($input){
return preg_replace( '/[^a-z0-9]/i', '_', $input );
}
function cryout_sanitize_tnp($input){
return preg_replace( '/-[^-]*$/i', '', $input );
}
// needed by the theme options array
function cryout_gen_values( $from, $to, $step = 1, $attr = array() ){
// prepend extra values
if ( !empty($attr['pre']) && is_array($attr['pre']) ) $data = $attr['pre'];
else $data = array();
// set float precision
if ( !empty($attr['precision']) && is_numeric($attr['precision'] ) ) $precision = $attr['precision'];
else $precision = 1;
// set measuring unit
if ( !empty($attr['um']) ) $um = $attr['um'];
else $um = '';
// generate numbers
if ($step < 1):
// floats
for ($i=$from;$i<=$to;$i+=$step) {
$data[] = number_format($i,$precision).$um;
}
else:
// integers
for ($i=$from;$i<=$to;$i+=$step) {
$data[] = $i.$um;
}
endif;
// append extra values
if ( !empty($attr['post']) && is_array($attr['post']) ) $data = array_merge($data,$attr['post']);
return $data;
} // cryout_gen_values()
/**
* Returns the theme's general options array using the theme's own options function
* Relies on _CRYOUT_THEME_NAME to distinguish between the correct options arrays
*/
function cryout_get_theme_options($sub=''){
$opts = array();
if ( function_exists( preg_replace( '/[^a-z0-9]/i', '_', _CRYOUT_THEME_NAME ) . '_get_theme_options') ) $opts = call_user_func( preg_replace( '/[^a-z0-9]/i', '_', _CRYOUT_THEME_NAME) . '_get_theme_options' );
if ( !empty($sub) && !empty($opts[$sub]) ) return $opts[$sub];
else return $opts;
} // cryout_get_theme_options()
/**
* Returns the theme's structure array (used by the Customizer) using the theme's own structure function
* Relies on _CRYOUT_THEME_NAME to distinguish between the correct options arrays
*/
function cryout_get_theme_structure($sub=''){
$opts = array();
if ( function_exists( preg_replace( '/[^a-z0-9]/i', '_', _CRYOUT_THEME_NAME ) . '_get_theme_structure' ) ) $opts = call_user_func( preg_replace( '/[^a-z0-9]/i', '_', _CRYOUT_THEME_NAME ) . '_get_theme_structure' );
if ( !empty($sub) && !empty($opts[$sub]) ) return $opts[$sub];
else return $opts;
} // cryout_get_theme_structure()
/**
* Returns a single theme option or an array of options based on their names
* Used by all front-end functionality to read option values
*/
function cryout_get_option($subs = array()) {
global $cryout_theme_options;
// if ( !empty($cryout_theme_options) ): // OPTIMIZATION DISABLED DUE TO CUSTOMIZER / CACHING ISSUE
// get options from global options array
// $opts = $cryout_theme_options;
// else:
// no global options array; re-read options from db
$opts = cryout_get_theme_options();
// endif;
$returns = array();
if ( is_array($subs)&&!empty($subs) ) {
// asked for several options
foreach ($subs as $sub) {
if ( isset($opts[$sub]) ) $returns[$sub] = $opts[$sub]; else $returns[$sub] = '';
}
return $returns;
} elseif (!empty($subs)) {
// asked for one option
if ( isset($opts[$subs]) ) return $opts[$subs]; else return '';
} else {
// did not specify what, return all options array
return $opts;
}
return '';
} // cyout_get_option()
// performs options migration between versions
function cryout_maybe_migrate_options( $options ) {
if (empty($options)) return false;
global ${_CRYOUT_THEME_NAME . '_big'};
$theme_structure = ${_CRYOUT_THEME_NAME . '_big'};
if (empty($theme_structure['migration'])) return $options;
$current = floatval( get_option( _CRYOUT_THEME_NAME . '_migrated' ) );
$migrated = false;
if ( !empty( $options[_CRYOUT_THEME_NAME . '_db'] ) && !empty( $theme_structure['migration'] ) ) {
foreach ($theme_structure['migration'] as $version => $pairs) {
if ( (float)$version > $current ) {
// cycle through migration sets
foreach ($pairs as $old_key => $new_key) {
if (isset($options[$old_key])) {
$options[$new_key] = $options[$old_key];
unset($options[$old_key]);
}
} // foreach pairs
$current = $version;
$migrated = true;
} // if ver
} // foreach migration
}
if ($migrated) {
update_option( _CRYOUT_THEME_NAME . '_migrated', $current );
delete_option( _CRYOUT_THEME_NAME . '_settings');
update_option( _CRYOUT_THEME_NAME . '_settings', $options );
}
return $options;
} // cryout_maybe_migrate_options()
/**
* Checks if a value is logically true or false
* Returns true if option has any of the arbitrary 'enabled' values or false otherwise
*/
function cryout_is_true( $key ){
if ( in_array( strtolower($key), array( true, 1, "1" , 'enabled', 'enable', 'show' ) ) ) return true;
return false;
}
/**
* Sanitizes a RGB colour code to make sure it starts with #
*/
function cryout_color_clean($color){
if (strlen($color)>1): return "#".str_replace("#","",$color);
else: return $color;
endif;
} // cryout_color_clean()
/**
* cryout_gen_values() generates pre-set options array based on option limits and types
* This function is located in admin/options.php because it is needed by the options array
*/
///////// frontend helper functions /////////
/**
*
*/
function cryout_optset($var,$val1,$val2='',$val3='',$val4=''){
$vals = array($val1,$val2,$val3,$val4);
if (in_array($var,$vals)): return false; else: return true; endif;
} // cryout_optset()
/**
* Converts hex colour code to RGB series to be used in a rgba() CSS colour definition
*/
function cryout_hex2rgb($hex) {
$hex = str_replace("#", "", $hex);
if (preg_match("/^([a-f0-9]{3}|[a-f0-9]{6})$/i",$hex)):
if(strlen($hex) == 3) {
$r = hexdec(substr($hex,0,1).substr($hex,0,1));
$g = hexdec(substr($hex,1,1).substr($hex,1,1));
$b = hexdec(substr($hex,2,1).substr($hex,2,1));
} else {
$r = hexdec(substr($hex,0,2));
$g = hexdec(substr($hex,2,2));
$b = hexdec(substr($hex,4,2));
}
$rgb = array($r, $g, $b);
return implode(",", $rgb); // returns the rgb values separated by commas
else: return ""; // input string is not a valid hex color code
endif;
} // cryout_hex2rgb()
/**
* Adds a differential value to a RGB colour code
* Returns a hex colour code
*/
function cryout_hexadder($hex,$inc) {
$hex = str_replace("#", "", $hex);
if (preg_match("/^([a-f0-9]{3}|[a-f0-9]{6})$/i",$hex)):
if(strlen($hex) == 3) {
$r = hexdec(substr($hex,0,1).substr($hex,0,1));
$g = hexdec(substr($hex,1,1).substr($hex,1,1));
$b = hexdec(substr($hex,2,1).substr($hex,2,1));
} else {
$r = hexdec(substr($hex,0,2));
$g = hexdec(substr($hex,2,2));
$b = hexdec(substr($hex,4,2));
}
$rgb_array = array($r,$g,$b);
$newhex="#";
foreach ($rgb_array as $el) {
$el+=$inc;
if ($el<=0) { $el='00'; }
elseif ($el>=255) {$el='ff';}
else {$el=dechex($el);}
if(strlen($el)==1) {$el='0'.$el;}
$newhex.=$el;
}
return $newhex;
else: return ""; // input string is not a valid hex color code
endif;
} // cryout_hexadder()
/**
* Adds or subtracts a differential value to or from a RGB colour code
* Returns a hex colour code; Sign of the operation is decided based on the colour lightness
*/
function cryout_hexdiff($hex,$inc,$f='') {
// $f = '-' | '+'
$hex = str_replace("#", "", $hex);
if (preg_match("/^([a-f0-9]{3}|[a-f0-9]{6})$/i",$hex)):
if(strlen($hex) == 3) {
$r = hexdec(substr($hex,0,1).substr($hex,0,1));
$g = hexdec(substr($hex,1,1).substr($hex,1,1));
$b = hexdec(substr($hex,2,1).substr($hex,2,1));
} else {
$r = hexdec(substr($hex,0,2));
$g = hexdec(substr($hex,2,2));
$b = hexdec(substr($hex,4,2));
}
$rgb_array = array($r,$g,$b);
$newhex="#";
// guess decimal lightness
if ( ((int)$r < 102) && ((int)$g < 102) && ((int)$b < 102) ) $sign = +1; else $sign = -1;
// forced sign handling
if (!empty($f)) $sign = ($f == '-'? -1 : +1);
foreach ($rgb_array as $el) {
$el += $sign * (int)$inc;
if ( $el<0 ) { $el='00'; }
elseif ( $el>255 ) { $el='ff'; }
else { $el = dechex($el); }
if ( strlen($el)==1 ) { $el='0'.$el; }
$newhex .= $el;
}
return $newhex;
else: return ""; // input string is not a valid hex color code
endif;
} // cryout_hexdiff()
/**
* Checks the browser agent string for mobile ids and adds "mobile" class to body if true
* @return array list of classes.
*/
function cryout_mobile_body_class( $classes ){
$browser = ( ! empty( $_SERVER['HTTP_USER_AGENT']) ? sanitize_text_field( $_SERVER['HTTP_USER_AGENT'] ) : '');
$keys = 'mobile|android|mobi|tablet|ipad|opera mini|series 60|s60|blackberry';
if ( preg_match( "/($keys)/i", $browser ) ) : $classes[] = 'mobile'; endif; // mobile browser detected
$keys = 'iphone|ipad|ipod';
if ( preg_match( "/($keys)/i", $browser ) && (true == cryout_get_option( _CRYOUT_THEME_PREFIX . '_mobileonios')) ) : $classes[] = 'mobile-ios'; endif; // extra class for iOS devices
return $classes;
} // cryout_mobile_body_class()
/**
* Normalizes tags widget font
*/
function cryout_normalizetags( $tags_html ) {
return preg_replace( '/font-size:.*?;/i', '', $tags_html );
}; // cryout_normalizetags()
/**
* Returns the cleaned up Google font name to be displayed in the font list and used in custom styling
*/
function cryout_clean_gfont( $font, $identifier = '(:\d+)?\/gfont$' ){
return preg_replace( "/$identifier/i", '', $font );
} // cryout_clean_gfont()
/**
* Returns the correct Google font name style to be used in the frontend
* based on the configured font identifier
*/
function cryout_font_select( $font, $gfont, $echo = 0 ) {
// replace with general font if option is set to inherit
if ( preg_match('/inherit/i', $font ) && empty($gfont) ) {
$general_fonts = cryout_get_option( array( _CRYOUT_THEME_PREFIX . '_fgeneral', _CRYOUT_THEME_PREFIX . '_fgeneralgoogle' ) );
$font = $general_fonts[ _CRYOUT_THEME_PREFIX . '_fgeneral' ];
$gfont = $general_fonts[ _CRYOUT_THEME_PREFIX . '_fgeneralgoogle' ];
};
$font = cryout_clean_gfont( $font );
$output = '';
if ( !empty($gfont) ):
$fontname = preg_replace( '/[:&].*/', '', preg_replace( '/\+/', ' ', $gfont ) );
if (preg_match('/:(\d{1,4})/',$gfont,$ms)) $weight = $ms[1];
$output = sprintf( "'%s'", esc_attr( $fontname )) . ( !empty($weight) ? sprintf( "; font-weight: %s", esc_attr( $weight ) ) : "");
else:
$output = sprintf( "%s", esc_attr( $font ) );
endif;
if ($echo) {
echo $output;
} else {
return $output;
}
} // cryout_font_select()
/**
* Cleans up the Google font identifier used in the style enques
*/
function cryout_gfontclean( $gfont, $weight = '' ) {
if (preg_match('/^([\w\s]+):?([\d,]+)?(&a?m?p?;?(subset|display)=.*)?$/i', $gfont, $bits)) {
// first part is the font name
if (empty($bits[1])) $bits[1] = '';
// second part is the font weight (optional)
if (empty($bits[2])) $bits[2] = $weight; elseif (!empty($weight)) $bits[2] = $weight . ',' . $bits[2];
// third part is the font subset or display mode (optional)
if (empty($bits[3])) $bits[3] = '';
// clean up duplicate weights
$bits[2] = ':' . implode( ',', array_unique( explode( ',', str_replace(':','', $bits[2]) ) ) );
return esc_attr( preg_replace( '/\s+/', '+', $bits[1] . $bits[2] . $bits[3]) );
} else {
// invalid identifier, don't process
return esc_attr($gfont);
}
return esc_attr( $gfont );
} // cryout_gfontcleanup()
/*
* Remove inline logo styling
*/
function cryout_filter_wp_logo_img( $input ) {
return preg_replace( '/(height=".*?"|width=".*?")/i', '', $input );
}
/**
* Returns the first attached post image (or none if images were not uploaded directly to post).
*/
function cryout_post_first_image( $postID, $size = 'cryout-featured' ) {
$args = array(
'numberposts' => 1,
'orderby' => 'ID',
'order' => 'ASC',
'post_mime_type'=> 'image',
'post_parent' => $postID,
'post_status' => 'any',
'post_type' => 'any'
);
$attachments = get_children( $args );
if ($attachments) {
foreach($attachments as $attachment) {
$image_attributes = wp_get_attachment_image_src( $attachment->ID, $size ) ?
wp_get_attachment_image_src( $attachment->ID, $size ) :
wp_get_attachment_image_src( $attachment->ID );
$image_attributes['id'] = $attachment->ID;
return $image_attributes; }
}
}; // cryout_post_first_image()
/**
* Returns the needed image data array based on attachment ID
*/
function cryout_get_picture( $attachment_id, $size = '' ){
$image = wp_get_attachment_image_src( $attachment_id, $size );
if (!empty($image[0])) return $image;
else return array(
0 => apply_filters( _CRYOUT_THEME_SLUG . '_preview_img_src', ''),
1 => apply_filters( _CRYOUT_THEME_SLUG . '_preview_img_w', ''),
2 => apply_filters( _CRYOUT_THEME_SLUG . '_preview_img_h', ''),
);
} // cryout_get_picture()
/**
* Returns the needed image src based on attachment ID
*/
function cryout_get_picture_src( $attachment_id, $size ='' ){
$image = cryout_get_picture( $attachment_id, $size );
if (!empty($image[0])) return $image[0];
else return '';
} // cryout_get_picture_src()
/**
* Manually generate required srcset with correct aspect ratio for the theme's featured image
*/
function cryout_get_featured_srcset( $attachment_id, $sizes = array() ) {
$datas = array();
foreach ($sizes as $size) {
if ( $image = wp_get_attachment_image_src( $attachment_id, $size ) ) {
$datas[$size] = $image;
}
}
$srcset = array();
foreach ($datas as $data) {
$src = $data[0];
$width = $data[1];
$height = $data[2];
$srcset[] = "$src {$width}w";
}
$srcset = implode(', ', $srcset);
return $srcset;
} // cryout_get_featured_srcset()
/**
* Returns featured image sizes for srcset functionality based on magazine layout option
*/
function cryout_gen_featured_sizes( $default = 1440, $magazinelayout = false, $landingpage = false ) {
if ( $landingpage ) {
$magazinelayout = apply_filters( _CRYOUT_THEME_SLUG . '_lppostslayout_filter', $magazinelayout );
};
if ( $magazinelayout > 1 ) {
$column = 50;
} else {
$column = 100;
};
return "(max-width: 800px) 100vw,(max-width: 1152px) {$column}vw, {$default}px";
} // cryout_gen_featured_sizes()
/**
* Shorter detection of blog page (when separate from homepage)
*/
function cryout_on_blog() {
if ( ( 'page' == get_option( 'show_on_front' )) && is_home() ) return true;
return false;
} // cryout_on_blog()
/**
* Detects if theme has landing page functionality enabled and active
*/
function cryout_is_landingpage() {
$landingpage = cryout_get_option( _CRYOUT_THEME_PREFIX . '_landingpage');
return apply_filters( _CRYOUT_THEME_SLUG . '_is_landingpage', ($landingpage && ('page' == get_option( 'show_on_front' )) ) );
} // cryout_is_landingpage()
/**
* Detects if the code currently executed is on the landing page and the landing page is enabled and active
*/
function cryout_on_landingpage() {
$landingpage = cryout_get_option( _CRYOUT_THEME_PREFIX . '_landingpage');
return apply_filters( _CRYOUT_THEME_SLUG . '_on_landingpage', ( $landingpage && ('page' == get_option( 'show_on_front' )) && is_front_page() ) );
} // cryout_on_landingpage()
/**
* Retrieves and filters the theme's general layout
*/
if ( ! function_exists( 'cryout_get_layout' ) ) :
function cryout_get_layout( $option_name = '' ) {
global $post;
if (empty($option_name)) $option_name = _CRYOUT_THEME_PREFIX . '_sitelayout';
if ( get_post() && is_singular() ) {
$meta_layout = get_post_meta( $post->ID, '_cryout_layout', true );
if (empty($meta_layout)) $meta_layout = get_post_meta( $post->ID, '_' . _CRYOUT_THEME_PREFIX . '_layout', true ); // backwards compatibility
}
if ( !empty( $meta_layout ) ) {
$theme_layout = $meta_layout;
}
else $theme_layout = cryout_get_option( $option_name );
// allow the layout value to be filtered
$theme_layout = apply_filters( _CRYOUT_THEME_SLUG . '_general_layout', $theme_layout );
return $theme_layout;
} // cryout_get_layout()
endif;
/**
* Outputs inline background image styling
* Used by the header image and post featured images
*/
function cryout_echo_bgimage( $image_url, $classes = NULL ) {
echo ' style="background-image: url(' . esc_url( $image_url ) . ')" ';
if (!empty($classes)):
if (is_array($classes)) $classes = implode( ' ', $classes );
echo ' class="' . esc_attr( $classes ) . '" ';
endif;
}; // cryout_echo_bgimage()
/**
* Retrieves the IDs for images in a gallery.
* Returns array list of image IDs from the post gallery.
*/
function cryout_get_gallery_images() {
$images = array();
if ( function_exists( 'get_post_galleries' ) ) {
$galleries = get_post_galleries( get_the_ID(), false );
if ( isset( $galleries[0]['ids'] ) )
$images = explode( ',', $galleries[0]['ids'] );
} else {
$pattern = get_shortcode_regex();
preg_match( "/$pattern/s", get_the_content(), $match );
$atts = shortcode_parse_atts( $match[3] );
if ( isset( $atts['ids'] ) )
$images = explode( ',', $atts['ids'] );
}
if ( ! $images ) {
$images = get_posts( array(
'fields' => 'ids',
'numberposts' => 99,
'order' => 'ASC',
'orderby' => 'none',
'post_mime_type' => 'image',
'post_parent' => get_the_ID(),
'post_type' => 'attachment',
) );
}
return $images;
} // cryout_get_gallery_images()
/**
* Checks for manual excerpts on the current post
*/
function cryout_has_manual_excerpt( $post = null ){
if ( empty($post) ) global $post;
// test manual excerpt
if ( !empty( $post->post_excerpt ) ) return apply_filters( 'cryout_has_manual_excerpt', true, $post );
// test use of more or nextpage tags
if ( strpos( $post->post_content, '<!--more-->' ) || strpos( $post->post_content, '<!--nextpage-->' ) ) return apply_filters( 'cryout_has_manual_excerpt', true, $post );
return apply_filters( 'cryout_has_manual_excerpt', false, $post );
} // cryout_has_manual_excerpt()
/**
* Retrieves prettified categories list
*/
function cryout_categories_for_customizer( $what = 0, $label_all = '', $label_off = '', $all = TRUE, $off = TRUE ) {
$categories = $labels = array();
$cats = get_categories( array( 'hide_empty' => false ) );
if ($off) {
$categories[] = '-1';
$labels[] = $label_off;
};
if ($all) {
$categories[] = '';
$labels[] = $label_all;
};
if ( count( $cats ) > 0 ) {
foreach ($cats as $category) {
$categories[] = $category->category_nicename;
$labels[] = $category->name . ' (' . $category->category_count . ')';
}
} // count > 0
switch ($what) {
case 2: // labels only
return $labels;
break;
case 1: // cats only
return $categories;
break;
case 0: // both
default:
return array_combine($categories,$labels);
break;
}
} // cryout_categories_for_customizer()
/**
* Retrieves prettified pages list
*/
function cryout_pages_for_customizer( $what = 0, $label_off = '', $off = TRUE ) {
$pages = array(); $labels = array();
$pags = get_pages( );
if ( count( $pags ) > 0 ):
if ($off) {
$pages = array( 0 );
$labels = array( $label_off );
};
foreach ($pags as $page) {
$pages[] = $page->ID;
if (!empty($page->post_parent)) $labels[] = " – ".$page->post_title;
else $labels[] = $page->post_title;
}
endif;
switch ($what) {
case 2: // labels only
return $labels;
break;
case 1: // pags only
return $pages;
break;
case 0: // both
default:
return array_combine($pages,$labels);
break;
}
} // cryout_pages_for_customizer()
/**
* Retrieves serious sliders list if available
*/
function cryout_serious_slides_for_customizer( $what = 0, $label_unavailable = '', $label_off = '' ) {
global $cryout_serious_slider;
$slides = array(); $labels = array();
if (!empty($cryout_serious_slider)):
$sliders = $cryout_serious_slider->get_sliders_list();
if (count($sliders)>0) {
foreach ($sliders as $id=>$name) {
$slides[] = $id;
$labels[] = $name;
};
} else {
$slides = array( 0 );
$labels = array( $label_off );
}
else:
$slides = array( 0 );
$labels = array( $label_unavailable );
endif;
switch ($what) {
case 2: // labels only
return $labels;
break;
case 1: // slides only
return $slides;
break;
case 0: // both
default:
return array_combine($slides,$labels);
break;
}
} // cryout_serious_slides()
/**
* Adds Schema.org structured data (microdata) to the HTML markup
* More details at http://schema.org
* Testing tools at https://developers.google.com/structured-data/testing-tool/
*/
if ( ! function_exists( 'cryout_schema_microdata' ) ) :
function cryout_schema_microdata($location = '', $echo = 1) {
$output = '';
switch ($location) {
case 'body':
$output = 'itemscope itemtype="http://schema.org/WebPage"';
break;
case 'header':
$output = 'itemscope itemtype="http://schema.org/WPHeader"';
break;
case 'blog':
$output = 'itemscope itemtype="http://schema.org/Blog"';
break;
case 'element':
$output = 'itemscope itemtype="http://schema.org/WebPageElement"';
break;
case 'sidebar':
$output = 'itemscope itemtype="http://schema.org/WPSideBar"';
break;
case 'footer':
$output = 'itemscope itemtype="http://schema.org/WPFooter"';
break;
case 'mainEntityOfPage':
$output = 'itemprop="mainEntityOfPage"';
break;
case 'breadcrumbs':
$output = 'itemprop="breadcrumb"';
break;
case 'menu':
$output = 'itemscope itemtype="http://schema.org/SiteNavigationElement"';
break;
/* SITE HEADER */
case 'site-title':
$output = 'itemprop="headline"';
break;
case 'site-description':
$output = 'itemprop="description"';
break;
/* MAIN CONTENT - BLOG */
case 'blogpost': // archive/blog pages
$output = 'itemscope itemtype="http://schema.org/BlogPosting" itemprop="blogPost"';
break;
case 'article': // single pages single.php, page.php, image.php
$output = 'itemscope itemtype="http://schema.org/Article" itemprop="mainEntity"';
break;
case 'entry-title':
$output = 'itemprop="headline"';
break;
case 'url':
$output = 'itemprop="url"';
break;
case 'entry-summary':
$output = 'itemprop="description"';
break;
case 'entry-content':
$output = 'itemprop="articleBody"';
break;
case 'text':
$output = 'itemprop="text"';
break;
case 'comment':
$output = 'itemscope itemtype="http://schema.org/Comment"';
break;
case 'comment-author':
$output = 'itemscope itemtype="http://schema.org/Person" itemprop="creator"';
break;
/* POST META */
case 'author':
$output = 'itemscope itemtype="http://schema.org/Person" itemprop="author"';
break;
case 'author-url':
$output = 'itemprop="url"';
break;
case 'author-name':
$output = 'itemprop="name"';
break;
case 'author-description':
$output = 'itemprop="description"';
break;
case 'time':
$output = 'itemprop="datePublished"';
break;
case 'time-modified':
$output = 'itemprop="dateModified"';
break;
case 'category':
$output = '';
break;
case 'tags':
$output = 'itemprop="keywords"';
break;
case 'comment-meta':
$output = 'itemprop="discussionURL"';
break;
case 'image':
$output = 'itemprop="image" itemscope itemtype="http://schema.org/ImageObject"';
break;
} // switch
$output = ' ' . $output;
if ($echo) {
echo $output;
} else {
return $output;
}
} // cryout_schema_microdata
endif;
/* Add publisher field for the structured data on pages and posts */
if ( ! function_exists( 'cryout_schema_publisher' ) ):
function cryout_schema_publisher() {
if ( ! function_exists('get_custom_logo') ) return;
$html = get_custom_logo();
preg_match( '@src="([^"]+)"@', $html, $match );
$src = array_pop( $match );
if ( empty( $src ) ) $src = get_home_url(); ?>
<span class="schema-publisher" itemprop="publisher" itemscope itemtype="https://schema.org/Organization">
<span itemprop="logo" itemscope itemtype="https://schema.org/ImageObject">
<meta itemprop="url" content="<?php echo esc_url( $src ) ?>">
</span>
<meta itemprop="name" content="<?php esc_attr( bloginfo( 'name' ) ); ?>">
</span>
<?php
}// cryout_schema_publisher()
endif;
// hooked in core.php
/* Add mainEntityOfPage field for the structured data on pages and posts */
if ( ! function_exists( 'cryout_schema_main' ) ):
function cryout_schema_main() {
echo '<link itemprop="mainEntityOfPage" href="' . esc_url( get_page_link() ) . '" />';
}// cryout_schema_main()
endif;
// hooked in core.php
/* Adds skip to content link at the top of text */
if ( ! function_exists( 'cryout_skiplink' ) ):
function cryout_skiplink() {
?>
<a class="skip-link screen-reader-text" href="#main" title="<?php esc_attr_e( 'Skip to content', 'cryout' ); ?>"> <?php _e( 'Skip to content', 'cryout' ); ?> </a>
<?php
}// cryout_skiplink()
endif;
// hooked in core.php
/**
* Creates breadcrumbs with page sublevels and category sublevels.
*/
if ( ! function_exists( 'cryout_breadcrumbs' ) ) :
function cryout_breadcrumbs(
$separator = '<i class="icon-angle-right"></i>', // separator between crumbs
$home = '<i class="icon-homebread"></i>', // text for the 'Home' item
$showCurrent = 1, // whether to show current post/page title in breadcrumbs
$before = '<span class="current">', // tag before the current crumb
$after = '</span>', // tag after the current crumb
$wrapper_pre = '<div id="breadcrumbs"> <nav id="breadcrumbs-nav" %2$s>',
$wrapper_post = '</nav></div><!-- breadcrumbs -->',
$layout_class = '',
$text_home = '',
$text_archive = '',
$text_search = '',
$text_tag = '',
$text_author = '',
$text_404 = '',
$text_format = '',
$text_page = ''
) {
global $post;
$homeUrl = esc_url( home_url() );
$homeLink = sprintf( '<a href="%3$s" title="%2$s">%1$s<span class="screen-reader-text">%2$s</span></a>', $home, $text_home, esc_url( home_url() ) );
if ( is_front_page() || is_home() ) { return; } // don't display breadcrumbs on the homepage (yet)
$exclude_templates = apply_filters( 'cryout_breadcrumbs_excluded_templates', array() );
if (!empty($exclude_templates)) foreach ($exclude_templates as $exclude_template) {
if (is_page_template( $exclude_template ) ) return; // don't display breadcrumbs on excluded page templates
}
// integrate layout class and microdata in wrapper_pre
$wrapper_pre = sprintf( $wrapper_pre, $layout_class, cryout_schema_microdata( 'breadcrumbs', 0 ) );
// woocommerce sections display their own breadcrumbs
if ( function_exists('woocommerce_breadcrumb') && is_woocommerce() ){
$args = array(
'delimiter' => $separator,
'wrap_before' => $wrapper_pre . $homeLink . $separator . ' ',
'wrap_after' => $wrapper_post,
'before' => '',
'after' => '',
'home' => false,
);
woocommerce_breadcrumb( $args );
return;
};
// let's begin
$output = $wrapper_pre . $homeLink . $separator . ' ';
if ( is_category() ) {
// category section
$queried_object = get_queried_object();
$cat_parents = $queried_object->category_parent;
if ( !empty( $cat_parents ) ) $output .= get_category_parents( $cat_parents, TRUE, ' ' . $separator . ' ');
$output .= $before . sprintf( $text_archive, single_cat_title('', false) ) . $after;
} elseif ( is_search() ) {
// search section
$output .= $before . sprintf( $text_search, get_search_query() ) . $after;
} elseif ( is_day() ) {
// daily archive
$output .= '<a href="' . esc_url( get_year_link( get_the_time( 'Y' ) ) ) . '">' . esc_html( get_the_time( 'Y' ) ) . '</a> ' . $separator . ' ';
$output .= '<a href="' . esc_url( get_month_link( get_the_time( 'Y' ), get_the_time( 'm' ) ) ) . '">' . esc_html( get_the_time( 'F' ) ) . '</a> ' . $separator . ' ';
$output .= $before . esc_html( get_the_time( 'd' ) ) . $after;
} elseif ( is_month() ) {
// monthly archive
$output .= '<a href="' . esc_url( get_year_link( get_the_time( 'Y' ) ) ) . '">' . esc_html( get_the_time( 'Y' ) ) . '</a> ' . $separator . ' ';
$output .= $before . esc_html( get_the_time( 'F' ) ) . $after;
} elseif ( is_year() ) {
// yearly archive
$output .= $before . esc_html( get_the_time( 'Y' ) ) . $after;
} elseif ( is_single() && ! is_attachment() ) {
// single post
if ( get_post_type() != 'post' ) {
$post_type = get_post_type_object( get_post_type() );
$slug = $post_type->rewrite;
$output .= '<a href="' . $homeUrl . '/' . $slug['slug'] . '/">' . $post_type->labels->singular_name . '</a>';
if ( $showCurrent ) $output .= ' ' . $separator . ' ' . $before . esc_html( the_title_attribute( 'echo=0' ) ) . $after;
} else {
$cat = get_the_category(); if ( isset( $cat[0] ) ) { $cat = $cat[0]; } else { $cat = false; }
if ( $cat ) { $cats = get_category_parents( $cat, TRUE, ' ' . $separator . ' '); } else { $cats = false; }
if ( ! $showCurrent && $cats ) $cats = preg_replace( "#^(.+)\s$separator\s$#", "$1", $cats );
$output .= $cats;
if ( $showCurrent ) $output .= $before . esc_html( the_title_attribute( 'echo=0' ) ) . $after;
}
} elseif ( ! is_single() && ! is_page() && get_post_type() != 'post' && ! is_404() ) {
// some other single item
$post_type = get_post_type_object( get_post_type() );
if (!empty($post_type->labels->name)) $output .= $before . $post_type->labels->name . $after;
} elseif ( is_attachment() ) {
// attachment section
$parent = get_post( $post->post_parent );
$cat = get_the_category( $parent->ID ); if ( isset( $cat[0] ) ) { $cat = $cat[0]; } else { $cat = false; }
if ( $cat ) $output .= get_category_parents( $cat, TRUE, ' ' . $separator . ' ');
$output .= '<a href="' . esc_url( get_permalink( $parent ) ). '">' . $parent->post_title . '</a>';
if ( $showCurrent ) $output .= ' ' . $separator . ' ' . $before . esc_html( the_title_attribute( 'echo=0' ) ) . $after;
} elseif ( is_page() && ! $post->post_parent ) {
// parent page
if ( $showCurrent ) $output .= $before . esc_html( the_title_attribute( 'echo=0' ) ) . $after;
} elseif ( is_page() && $post->post_parent ) {
// child page
$parent_id = $post->post_parent;
$breadcrumbs = array();
while ( $parent_id ) {
$page = get_page( $parent_id );
$breadcrumbs[] = '<a href="' . esc_url( get_permalink( $page->ID ) ) . '">' . esc_html( the_title_attribute( array( 'echo' => 0, 'post' => get_post( $parent_id ) ) ) ) . '</a>';
$parent_id = $page->post_parent;
}
$breadcrumbs = array_reverse( $breadcrumbs );
for ( $i = 0; $i < count( $breadcrumbs ); $i++ ) {
$output .= $breadcrumbs[$i];
if ( $i != count( $breadcrumbs ) - 1 ) $output .= ' ' . $separator . ' ';
}
if ( $showCurrent ) $output .= ' ' . $separator . ' ' . $before . esc_html( the_title_attribute( 'echo=0' ) ) . $after;
} elseif ( is_tag() ) {
// tags archive
$output .= $before . $text_tag .' "' . single_tag_title( '', false ) . '"' . $after;
} elseif ( is_author() ) {
// author archive
global $author;
$userdata = get_userdata( $author );
$output .= $before . $text_author . ' ' . $userdata->display_name . $after;
} elseif ( is_404() ) {
// 404
$output .= $before . $text_404 . $after;
} elseif ( get_post_format() ) {
// post format
$output .= $before . '"' . ucwords( get_post_format() ) . '" ' . $text_format . $after;
}
if ( get_query_var( 'paged' ) ) {
if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) $output .= ' (';
$output .= $text_page . ' ' . get_query_var( 'paged' );
if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) $output .= ')';
}
$output .= $wrapper_post;
echo wp_kses_post( $output );
} // cryout_breadcrumbs()
endif;
/**
* Social menu custom walker
* Used by the theme's social menu to output clean socials
*/
class Cryout_Social_Menu_Walker extends Walker_Nav_Menu {
/**
* Starts the element output.
*/
public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
$indent = ( $depth ) ? str_repeat( $t, $depth ) : '';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$classes[] = 'menu-item-' . $item->ID;
// Filters the arguments for a single nav menu item.
$args = apply_filters( 'cryout_social_menu_item_args', $args, $item, $depth );
// Filters the CSS class(es) applied to a menu item's list item element.
$class_names = join( ' ', apply_filters( 'cryout_social_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
// Filters the ID applied to a menu item's list item element.
$id = apply_filters( 'cryout_social_menu_item_id', 'menu-item-'. $item->ID, $item, $args, $depth );
$id = $id ? ' id="' . esc_attr( $id ) . '"' : '';
//$output .= $indent . '<li' . $id . $class_names .'>';
$atts = array();
$atts['title'] = ! empty( $item->attr_title ) ? esc_attr( $item->attr_title ) : '';
$atts['target'] = ! empty( $item->target ) ? esc_attr( $item->target ) : '';
$atts['rel'] = ! empty( $item->xfn ) ? esc_attr( $item->xfn ) : '';
$atts['href'] = ! empty( $item->url ) ? esc_url( $item->url ) : '';
// Filters the HTML attributes applied to a menu item's anchor element.
$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth );
$attributes = '';
foreach ( $atts as $attr => $value ) {
if ( ! empty( $value ) ) {
$value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
$attributes .= ' ' . $attr . '="' . $value . '"';
}
}
// This filter is documented in wp-includes/post-template.php
$title = apply_filters( 'the_title', $item->title, $item->ID );
// Filters a menu item's title.
$title = apply_filters( 'cryout_social_menu_item_title', $title, $item, $args, $depth );
$item_output = $args->before;
$item_output .= '<a'. $attributes .' '. $class_names .'>';
$item_output .= $args->link_before . $title . $args->link_after;
$item_output .= '</a>';
$item_output .= $args->after;
// Filters a menu item's starting output.
$output .= apply_filters( 'cryout_social_menu_start_el', $item_output, $item, $depth, $args );
}
/**
* Ends the element output, if needed.
*/
public function end_el( &$output, $item, $depth = 0, $args = array() ) {
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
//$output .= "</li>{$n}";
}
} // Cryout_Social_Menu_Walker
/* Polylang / WPML compatibility enhancements */
// return localized post id
function cryout_localize_id( $id, $type = 'post' ) {
if ( empty($id) ) return;
if ( function_exists('pll_get_post') )
return pll_get_post( $id ); // Polylang
if ( function_exists('wpml_object_id_filter') )
return wpml_object_id_filter( $id, $type ); // WMPL new
elseif ( function_exists('icl_object_id') )
return icl_object_id( $id ); // WMPL old
return $id;
} // cryout_localize_id()
// return localized category id
function cryout_localize_cat( $slug, $tax = 'category' ) {
if (empty($slug)) return $slug;
//$cat = get_term_by( 'slug', esc_attr($slug), $tax );
$cat = get_terms( array('taxonomy' => $tax, 'slug' => esc_attr($slug), 'lang' => '' ) );
if ( is_wp_error( $cat ) ) return false;
$cat = reset( $cat );
if (empty($cat)) return false;
$id = $cat->term_id;
if ( function_exists('pll_get_term') ) // Polylang
return pll_get_term( $id );
if ( function_exists('wpml_object_id_filter') )
return wpml_object_id_filter( $id, $tax ); // WMPL new
elseif ( function_exists('icl_object_id') )
return icl_object_id( $id, $tax ); // WMPL old
return $id;
} // cryout_localize_cat()
// retrieve locale code
function cryout_localize_code() {
if ( function_exists('pll_current_language') )
return pll_current_language(); // Polylang
if ( defined('ICL_LANGUAGE_CODE') )
return ICL_LANGUAGE_CODE; // WPML
return '';
} // cryout_localize_code()
// FIN!