tag based on what is being viewed. */ if ( ! function_exists( 'quadro_wp_title' ) ) : function quadro_wp_title( $title, $sep ) { global $page, $paged; if ( is_feed() ) return $title; // Add the blog name $title .= get_bloginfo( 'name' ); // Add the blog description for the home/front page. $site_description = get_bloginfo( 'description', 'display' ); if ( $site_description && ( is_home() || is_front_page() ) ) $title .= " $sep $site_description"; // Add a page number if necessary: if ( $paged >= 2 || $page >= 2 ) $title .= " $sep " . sprintf( __( 'Page %s', 'quadro' ), max( $paged, $page ) ); return $title; } endif; // if !function_exists add_filter( 'wp_title', 'quadro_wp_title', 10, 2 ); /** * Sets the authordata global when viewing an author archive. * * This provides backwards compatibility with * http://core.trac.wordpress.org/changeset/25574 * * It removes the need to call the_post() and rewind_posts() in an author * template to print information about the author. * */ function quadro_setup_author() { global $wp_query; if ( $wp_query->is_author() && isset( $wp_query->post ) ) { $GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); } } add_action( 'wp', 'quadro_setup_author' ); // Function to convert Hex colors to RGB function quadro_toRGB($hex_value, $opacity){ if ( substr($hex_value, 0,1) == "#" ) { $hex_value = substr($hex_value,1); } $R_value = substr($hex_value,0,2); $G_value = substr($hex_value,2,2); $B_value = substr($hex_value,4,2); $R_value = hexdec($R_value); $G_value = hexdec($G_value); $B_value = hexdec($B_value); $RGB_value = 'rgba(' . $R_value . ', ' . $G_value . ', ' . $B_value . ', ' . $opacity . ')'; return $RGB_value; } // Add selected posts to queries if selected // (just for post types with that field in) // Param: $mod_id and $field for selected posts function quadro_add_selected_posts( $mod_id, $field_id, $args ) { // Get selected $picked_posts_list = esc_attr( get_post_meta( $mod_id, $field_id, true ) ); if ( $picked_posts_list != '' ) { // Prepare the picked posts list to use in query $picked_posts = explode( ', ', $picked_posts_list ); // Build query args extension $picked_args = array ( 'post__in' => $picked_posts, 'orderby' => 'post__in' ); // Add Posts Picker choices to query args $args = array_merge( $args, $picked_args ); return $args; } } // Add selected formats to queries if selected // (just for post types with that field in) // Param: $mod_id and $field for selected posts function quadro_add_selected_formats( $mod_id, $field_id, $args ) { // Get selected formats $sel_formats = esc_attr( get_post_meta( $mod_id, $field_id, true ) ); if ( $sel_formats != '' ) { $sel_formats = explode( ', ', rtrim($sel_formats, ', ') ); foreach ($sel_formats as $sel_format) { // Build the array with selected formats $built_formats[] = 'post-format-' . $sel_format; } if ( in_array('standard', $sel_formats) ) { // We need to build this query by excluding any other post formats $query_formats = array( 'post-format-standard', 'post-format-aside', 'post-format-status', 'post-format-gallery', 'post-format-image', 'post-format-audio', 'post-format-video', 'post-format-quote', 'post-format-link' ); $query_formats = array_diff( $query_formats, $built_formats ); $operator = 'NOT IN'; } else { // We need to build this query by calling specific formats (standard post format has no format) $query_formats = $built_formats; $operator = 'IN'; } $args['tax_query'] = array( array( 'taxonomy' => 'post_format', 'field' => 'slug', 'terms' => $query_formats, 'operator' => $operator, ) ); return $args; } } // Define allowed numbers for backround pattern images function quadro_get_background_patterns(){ global $patterns_qty; $patterns = array(); $i = 1; while ( $i <= $patterns_qty ) { $patterns[] = $i; $i++; } return $patterns; } /** * Breadcrumbs function */ if ( ! function_exists( 'bop_breadcrumbs' ) ) : function bop_breadcrumbs() { global $post, $quadro_options; // Return if homepage if ( is_front_page() ) return; // Return early if Breadcrumbs disabled in theme options if ( $quadro_options['breadcrumbs_show'] == 'hide' ) return; // Return early if Breadcrumbs disabled in page options if ( is_page() && get_post_meta( get_the_ID(), 'quadro_page_breadcrumbs', true ) == 'hide' ) return; if ( !is_front_page() ) { echo '<p class="page-breadcrumbs">'; if ( $quadro_options['breadcrumbs_prefix'] != '' ) echo esc_attr( $quadro_options['breadcrumbs_prefix'] ) . ' '; echo '<a href="'; echo home_url(); echo '">'; echo __('Home', 'quadro'); echo "</a> » "; } if ( is_category() || is_single() ) { // Escape this for WooCommerce, complicated stuff if ( class_exists( 'Woocommerce' ) && is_woocommerce() ) { // do nothing } else { $category = get_the_category(); $ID = $category[0]->cat_ID; echo get_category_parents($ID, TRUE, ' » ', FALSE ); } } if($post && $post->post_parent) { $trail = ''; $parent_id = $post->post_parent; while ($parent_id) { $page = get_page($parent_id); $breadcrumbs[] = '<a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a> » '; $parent_id = $page->post_parent; } $breadcrumbs = array_reverse($breadcrumbs); foreach($breadcrumbs as $crumb) $trail .= $crumb; echo $trail; } if( is_single() && !class_exists( 'Woocommerce' ) ) the_title(); if( is_page() ) the_title(); if( is_tag() ) echo "Tag: ".single_tag_title('',FALSE); if( is_404() ) echo __('Page not Found', 'quadro'); if( is_search() ) echo "Search"; if( is_year() ) echo get_the_time('Y'); // Page titles for WooCommerce if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_shop() ) echo get_the_title( get_option('woocommerce_shop_page_id') ); if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_single() ) { $shop_id = get_option('woocommerce_shop_page_id'); echo '<a href="' . get_permalink( $shop_id ) . '">' . get_the_title( $shop_id ) . '</a>'; echo '</a> » '; the_title(); } if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_product_category() ) { $shop_id = get_option('woocommerce_shop_page_id'); echo '<a href="' . get_permalink( $shop_id ) . '">' . get_the_title( $shop_id ) . '</a>'; echo '</a> » '; woocommerce_page_title(); } echo "</p>"; } endif; // if !function_exists /** * Social Icons Function */ if ( ! function_exists( 'quadro_social_icons' ) ) : function quadro_social_icons($area, $class, $style, $color) { // Retrieve Theme Options global $quadro_options; $icons_style = isset( $quadro_options[$style] ) ? esc_attr( $quadro_options[$style] ) : ''; $profiles = array( 'dribbble' => 'Dribbble', 'facebook' => 'Facebook', 'flickr' => 'Flickr', 'github' => 'Github', 'google-plus' => 'Google+', 'instagram' => 'Instagram', 'linkedin' => 'Linkedin', 'pinterest' => 'Pinterest', 'skype' => 'Skype', 'tumblr' => 'Tumblr', 'twitter' => 'Twitter', 'vimeo-square' => 'Vimeo', 'youtube' => 'Youtube', ); if ( $quadro_options[$area] == 'show' ) { echo '<ul class="social-area ' . $icons_style . ' ' . esc_attr($quadro_options[$color]) . '-color ' . $class . '">'; foreach ( $profiles as $profile => $name ) { if ( $quadro_options[$profile . '_profile'] == '' ) continue; echo '<li><a href="' . esc_url( $quadro_options[$profile . '_profile'] ) . '" target="' . esc_attr( $quadro_options['social_target'] ) . '" title="' . $name . '"><i class="fa fa-' . $profile . '"></i></a></li>'; } echo '</ul>'; } } endif; // if !function_exists /** * Function to map an array while applying a * specific function to it. * Source and interesting info: * http://stackoverflow.com/questions/4861053/php-sanitize-values-of-a-array */ function quadro_array_map_r( $func, $arr ) { // Return early if not an array if ( !is_array($arr) ) return; $newArr = array(); foreach( $arr as $key => $value ) { $newArr[ $key ] = ( is_array( $value ) ? quadro_array_map_r( $func, $value ) : ( is_array($func) ? call_user_func_array($func, $value) : $func( $value ) ) ); } return $newArr; } /** * Print Dynamic Widget Areas */ function quadro_widget_area( $display, $layout, $section_class, $area_class ){ // Retrieve Theme Options global $quadro_options; if ( $quadro_options[$display] == 'show' ) { ?> <div class="<?php echo $section_class; ?> clear"> <?php // Check if we are showing the widgetized header and add a wrapper if ( $display == 'widgetized_header_display' ) echo '<div class="widgetized-header clear">'; ?> <?php // Retrieve Theme Options for Footer Layout if ( $quadro_options[$layout] == 'widg-layout1' ) { $i = 4; } else if ( $quadro_options[$layout] == 'widg-layout2' || $quadro_options[$layout] == 'widg-layout3' || $quadro_options[$layout] == 'widg-layout4' ) { $i = 3; } else if ( $quadro_options[$layout] == 'widg-layout5' ) { $i = 2; } else if ( $quadro_options[$layout] == 'widg-layout6' ) { $i = 1; } for ($j = 1; $j <= $i ; $j++) { ?> <div class="<?php echo esc_attr( $quadro_options[$layout] ); ?>"> <?php dynamic_sidebar( $area_class . $j ); ?> </div> <?php } // end for ?> <?php // Check if we are showing the widgetized header if ( $display == 'widgetized_header_display' ) { echo '</div>'; echo '<span id="header-handle" class="header-handler"></span>'; } ?> </div>  <?php } } /** * Quadro Custom the_excerpt and changes the "more" tag */ if ( ! function_exists( 'quadro_excerpt' ) ) : function quadro_excerpt( $excerpt = '', $excerpt_length = 20, $readmore = '', $tags = '' ) { global $post; // Filter through the_content filter $excerpt = apply_filters( 'the_content', $excerpt ); $excerpt = str_replace( ']]>', ']]>', $excerpt ); // Filter the content looking for iframes and remove them preg_match('/<iframe.*src=\"(.*)\".*><\/iframe>/isU', $excerpt, $matches); $excerpt = $matches ? str_replace( $matches[0], '', $excerpt ) : $excerpt; $string_check = explode( ' ', $excerpt ); if ( count($string_check, COUNT_RECURSIVE) > $excerpt_length ) { $quadro_excerpt_words = explode( ' ', $excerpt, $excerpt_length + 1 ); array_pop( $quadro_excerpt_words ); $excerpt_text = implode( ' ', $quadro_excerpt_words ); $temp_content = strip_tags( $excerpt_text, $tags ); $short_content = preg_replace( '`\[[^\]]*\]`', '', $temp_content ); if ( $readmore != '' ) { $short_content .= ' ... ' . '<a href="' . get_permalink($post->ID) . '" class="readmore-link">' . $readmore . '</a>'; } else { $short_content .= ' ... '; } echo $short_content; } else { echo $excerpt; if ( $readmore != '' ) { echo '<a href="' . get_permalink($post->ID) . '" class="readmore-link">' . $readmore . '</a>'; } } } endif; // if !function_exists /** * Quadro Custom Login Logo */ function quadro_custom_login_logo() { // Retrieve Theme Options global $quadro_options; if ( isset($quadro_options['custom_login_img']) && $quadro_options['custom_login_img'] != '' ) { echo '<style type="text/css">'; echo '.login h1 a { width: auto; background-size: auto 100%; }'; echo 'h1 a { background-image:url(\'' . esc_url( $quadro_options['custom_login_img'] ) . '\') !important; }'; // ...and for retina: echo '@media (-webkit-min-device-pixel-ratio: 2), '; echo '(min-resolution: 192dpi) { '; echo 'h1 a { background-image:url(\'' . esc_url( $quadro_options['custom_login_img_retina'] ) . '\') !important; }'; echo ' }'; echo '</style>'; } } add_action('login_head', 'quadro_custom_login_logo'); /** * Get color brightness, for use in color settings. * Returns brightness value from 0 to 255. * Credits: http://www.webmasterworld.com/forum88/9769.htm */ function quadro_get_brightness($hex) { // Strip off any leading # $hex = str_replace('#', '', $hex); $c_r = hexdec(substr($hex, 0, 2)); $c_g = hexdec(substr($hex, 2, 2)); $c_b = hexdec(substr($hex, 4, 2)); return (($c_r * 299) + ($c_g * 587) + ($c_b * 114)) / 1000; } /** * Deletes first gallery shortcode and returns content * From: http://stackoverflow.com/questions/17224100/wordpress-remove-shortcode-and-save-for-use-elsewhere */ function quadro_strip_shortcode_gallery( $content ) { // $content = do_shortcode( $content ); preg_match_all( '/'. get_shortcode_regex() .'/s', $content, $matches, PREG_SET_ORDER ); if ( ! empty( $matches ) ) { foreach ( $matches as $shortcode ) { if ( 'gallery' === $shortcode[2] ) { $pos = strpos( $content, $shortcode[0] ); if ($pos !== false) return substr_replace( $content, '', $pos, strlen($shortcode[0]) ); } } } return $content; } /** * Function to get content between two strings. Used to retrieve galleries IDs from shortcodes. */ function quadro_get_string_between($string, $start, $end) { $ini = strpos($string,$start); $ini += strlen($start); $len = strpos($string,$end,$ini) - $ini; return substr($string,$ini,$len); } /** * Store any iframe for later use and process $content to strip them out of it */ function quadro_print_iframes($content, $before, $after) { if ( preg_match_all( '#<iframe[^>]+>.*?</iframe>#is', $content, $videos ) ) { $media = ''; foreach ($videos[0] as $video) { $media .= $before . $video . $after; // Remove video from $content $content = str_replace($video,'', $content); } return array('content' => $content, 'media' => $media); } else { // We have to return the $content anyway so it don't stay empty return array('content' => $content, 'media' => ''); } } /** * Store any wanted media for later use and process $content to strip them out of it * Argument $types receives an array of wanted media types: 'audio', 'video', 'object', 'embed', or 'iframe'. * Function based on get_media_embedded_in_content() from media.php (in Core @since 3.6.0). */ function quadro_print_media($content, $types = null, $amount = 999, $before, $after) { $allowed_media_types = array( 'audio', 'video', 'object', 'embed', 'iframe' ); $media = ''; $i = 0; if ( ! empty( $types ) ) { if ( ! is_array( $types ) ) $types = array( $types ); $allowed_media_types = array_intersect( $allowed_media_types, $types ); } // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); foreach ( $allowed_media_types as $tag ) { if ( preg_match_all( '#' . get_tag_regex( $tag ) . '#', $content, $elements ) ) { foreach ($elements[0] as $element) { $media .= $before . $element . $after; // Remove element from $content $content = str_replace($element,'', $content); // Exit this if we reached the requested amount. $i++; if ( $amount == $i ) break 2; } } } // Return the results, content and requested media apart return array('content' => $content, 'media' => $media); } /** * Retrieve a video screenshot from Vimeo or Youtube, from Content passed */ function quadro_video_screenshot($content, $permalink, $title) { // Bring URLs from content $urls = quadro_getUrls($content); // Filter URLs searching for Vimeo or YouTube videos foreach ($urls as $url) { if ( strpos( $url, 'vimeo' ) !== false ) { // For Vimeo sscanf(parse_url($url, PHP_URL_PATH), '/%d', $video_id); $hash = unserialize( wp_remote_fopen('http://vimeo.com/api/v2/video/' . $video_id . '.php') ); echo '<a href="' . $permalink . '" class="auto-screenshot-link"><img src="' . $hash[0]['thumbnail_large'] . '" title="' . $title . '" alt="' . $title . '"></a>'; // Skip all other URLs break; } elseif ( strpos ( $url, 'youtube' ) !== false ) { // For YouTube preg_match("#(?<=v=)[a-zA-Z0-9-]+(?=&)|(?<=v\/)[^&\n]+(?=\?)|(?<=v=)[^&\n]+|(?<=youtu.be/)[^&\n]+#", $url, $video_ids); echo '<a href="' . $permalink . '" class="auto-screenshot-link"><img src="http://img.youtube.com/vi/' . $video_ids[0] . '/hqdefault.jpg" title="' . $title . '" alt="' . $title . '"></a>'; // Skip all other URLs break; } } } /** * Retrieve a video screenshot URL from Vimeo or Youtube, from Content passed */ function quadro_video_screenshot_url($content) { // Bring URLs from content $urls = quadro_getUrls($content); // Filter URLs searching for Vimeo or YouTube videos foreach ($urls as $url) { if ( strpos( $url, 'vimeo' ) !== false ) { // For Vimeo sscanf(parse_url($url, PHP_URL_PATH), '/%d', $video_id); $hash = unserialize( wp_remote_fopen('http://vimeo.com/api/v2/video/' . $video_id . '.php') ); return $hash[0]['thumbnail_large']; // Skip all other URLs break; } elseif ( strpos ( $url, 'youtube' ) !== false ) { // For YouTube preg_match("#(?<=v=)[a-zA-Z0-9-]+(?=&)|(?<=v\/)[^&\n]+(?=\?)|(?<=v=)[^&\n]+|(?<=youtu.be/)[^&\n]+#", $url, $video_ids); $video_ids[0] = trim($video_ids[0]); return 'http://img.youtube.com/vi/' . $video_ids[0] . '/hqdefault.jpg'; // Skip all other URLs break; } } } /** * @get URLs from string (string may be a url) * Credit: http://stackoverflow.com/questions/11588542/get-all-urls-in-a-string-with-php */ function quadro_getUrls($string) { $regex = '/https?\:\/\/[^\" ]+/i'; preg_match_all($regex, $string, $matches); //return (array_reverse($matches[0])); return ($matches[0]); } /** * Retrieve & print quote from content */ function quadro_print_quote($content, $before, $after) { // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); /* Match any <blockquote> elements. */ preg_match( '/<blockquote>(.)*<\/blockquote>/msi', $content, $matches ); if ( !empty( $matches ) ) { $request = $before . $matches[0] . $after; // Remove element from $content $content = str_replace($matches[0],'', $content); } else { // Wrap content in blockquote $request = '<blockquote>' . $content . '</blockquote>'; // And empty content $content = ''; } return array('content' => $content, 'request' => $request); } /** * Retrieve & print quote from content */ function quadro_just_quote($content, $before, $after) { // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); /* Match any <blockquote> elements. */ preg_match( '/<blockquote>(.)*?<\/blockquote>/msi', $content, $matches ); // preg_match( '/<cite>(.)*<\/cite>/msi', $content, $authors ); // This line is working better than the previous one for multiple quotes' authors in one post preg_match( '#<cite>(.+)</cite>#siU', $content, $authors ); if ( !empty( $matches ) ) { // remove any cites from quote for cases where the cite is inside the blockquote $quote = str_replace($authors[0], '', $matches[0]); $request = $before . $quote . $authors[0] . $after; } else { // Wrap content in blockquote if no other quote (don't serve empty content) $request = '<blockquote>' . $content . '</blockquote>'; } return $request; } /** * Include API's for Vimeo and YouTube when embedding (specially for sliders) */ function quadro_modify_embed_output($html, $url, $attr) { if ( strpos( $html, 'vimeo' ) !== false ) { return str_replace('" width="', '?api=1" width="', $html); } elseif ( strpos ( $html, 'youtube' ) !== false ) { return str_replace( '" frameborder="', '&enablejsapi=1&playerapiid=ytplayer" frameborder="', $html ); } else { return $html; } } add_filter( 'embed_oembed_html', 'quadro_modify_embed_output', 10, 3); // Fixes oEmbed Vimeo problem regarding HTTPS vs HTTP function oembed_hotfix_vimeo_oembed_providers( $providers ) { unset($providers['#http://(www\.)?vimeo\.com/.*#i']); $providers['#https?://(www\.)?vimeo\.com/.*#i'] = array( 'http://vimeo.com/api/oembed.{format}', true ); return $providers; } add_filter('oembed_providers', 'oembed_hotfix_vimeo_oembed_providers'); /** * Add string to filename for retina purposes */ function quadro_retina_filename( $filename ) { return substr_replace( $filename, '@2x', -4, 0 ); } /** * Enabling Font uploads in Media Uploader */ function quadro_mime_types($mime_types){ $mime_types['eot'] = 'application/font-eot'; // Adding woff extension $mime_types['woff'] = 'application/font-woff'; // Adding woff extension $mime_types['ttf'] = 'application/font-ttf'; // Adding ttf extension $mime_types['otf'] = 'application/font-otf'; // Adding otf extension $mime_types['svg'] = 'application/font-svg'; // Adding svg extension return $mime_types; } add_filter('upload_mimes', 'quadro_mime_types', 1, 1); // Enable shortcodes in widgets add_filter('widget_text', 'do_shortcode'); // Solving Youtube iFrame overlapping issue for IE versions function qi_add_video_wmode_transparent($html, $url, $attr) { if ( strpos( $html, "<embed src=" ) !== false ) return str_replace( '<embed', '<embed wmode="transparent" ', $html ); elseif ( strpos ( $html, 'feature=oembed' ) !== false ) return str_replace( 'feature=oembed', 'feature=oembed&wmode=opaque', $html ); else return $html; } add_filter( 'embed_oembed_html', 'qi_add_video_wmode

post_parent ) && $image->post_parent != $id ) $url .= '#main'; return $url; } add_filter( 'attachment_link', 'quadro_enhanced_image_navigation', 10, 2 ); /** * Filters wp_title to print a neat tag based on what is being viewed. */ if ( ! function_exists( 'quadro_wp_title' ) ) : function quadro_wp_title( $title, $sep ) { global $page, $paged; if ( is_feed() ) return $title; // Add the blog name $title .= get_bloginfo( 'name' ); // Add the blog description for the home/front page. $site_description = get_bloginfo( 'description', 'display' ); if ( $site_description && ( is_home() || is_front_page() ) ) $title .= " $sep $site_description"; // Add a page number if necessary: if ( $paged >= 2 || $page >= 2 ) $title .= " $sep " . sprintf( __( 'Page %s', 'quadro' ), max( $paged, $page ) ); return $title; } endif; // if !function_exists add_filter( 'wp_title', 'quadro_wp_title', 10, 2 ); /** * Sets the authordata global when viewing an author archive. * * This provides backwards compatibility with * http://core.trac.wordpress.org/changeset/25574 * * It removes the need to call the_post() and rewind_posts() in an author * template to print information about the author. * */ function quadro_setup_author() { global $wp_query; if ( $wp_query->is_author() && isset( $wp_query->post ) ) { $GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); } } add_action( 'wp', 'quadro_setup_author' ); // Function to convert Hex colors to RGB function quadro_toRGB($hex_value, $opacity){ if ( substr($hex_value, 0,1) == "#" ) { $hex_value = substr($hex_value,1); } $R_value = substr($hex_value,0,2); $G_value = substr($hex_value,2,2); $B_value = substr($hex_value,4,2); $R_value = hexdec($R_value); $G_value = hexdec($G_value); $B_value = hexdec($B_value); $RGB_value = 'rgba(' . $R_value . ', ' . $G_value . ', ' . $B_value . ', ' . $opacity . ')'; return $RGB_value; } // Add selected posts to queries if selected // (just for post types with that field in) // Param: $mod_id and $field for selected posts function quadro_add_selected_posts( $mod_id, $field_id, $args ) { // Get selected $picked_posts_list = esc_attr( get_post_meta( $mod_id, $field_id, true ) ); if ( $picked_posts_list != '' ) { // Prepare the picked posts list to use in query $picked_posts = explode( ', ', $picked_posts_list ); // Build query args extension $picked_args = array ( 'post__in' => $picked_posts, 'orderby' => 'post__in' ); // Add Posts Picker choices to query args $args = array_merge( $args, $picked_args ); return $args; } } // Add selected formats to queries if selected // (just for post types with that field in) // Param: $mod_id and $field for selected posts function quadro_add_selected_formats( $mod_id, $field_id, $args ) { // Get selected formats $sel_formats = esc_attr( get_post_meta( $mod_id, $field_id, true ) ); if ( $sel_formats != '' ) { $sel_formats = explode( ', ', rtrim($sel_formats, ', ') ); foreach ($sel_formats as $sel_format) { // Build the array with selected formats $built_formats[] = 'post-format-' . $sel_format; } if ( in_array('standard', $sel_formats) ) { // We need to build this query by excluding any other post formats $query_formats = array( 'post-format-standard', 'post-format-aside', 'post-format-status', 'post-format-gallery', 'post-format-image', 'post-format-audio', 'post-format-video', 'post-format-quote', 'post-format-link' ); $query_formats = array_diff( $query_formats, $built_formats ); $operator = 'NOT IN'; } else { // We need to build this query by calling specific formats (standard post format has no format) $query_formats = $built_formats; $operator = 'IN'; } $args['tax_query'] = array( array( 'taxonomy' => 'post_format', 'field' => 'slug', 'terms' => $query_formats, 'operator' => $operator, ) ); return $args; } } // Define allowed numbers for backround pattern images function quadro_get_background_patterns(){ global $patterns_qty; $patterns = array(); $i = 1; while ( $i <= $patterns_qty ) { $patterns[] = $i; $i++; } return $patterns; } /** * Breadcrumbs function */ if ( ! function_exists( 'bop_breadcrumbs' ) ) : function bop_breadcrumbs() { global $post, $quadro_options; // Return if homepage if ( is_front_page() ) return; // Return early if Breadcrumbs disabled in theme options if ( $quadro_options['breadcrumbs_show'] == 'hide' ) return; // Return early if Breadcrumbs disabled in page options if ( is_page() && get_post_meta( get_the_ID(), 'quadro_page_breadcrumbs', true ) == 'hide' ) return; if ( !is_front_page() ) { echo '<p class="page-breadcrumbs">'; if ( $quadro_options['breadcrumbs_prefix'] != '' ) echo esc_attr( $quadro_options['breadcrumbs_prefix'] ) . ' '; echo '<a href="'; echo home_url(); echo '">'; echo __('Home', 'quadro'); echo "</a> » "; } if ( is_category() || is_single() ) { // Escape this for WooCommerce, complicated stuff if ( class_exists( 'Woocommerce' ) && is_woocommerce() ) { // do nothing } else { $category = get_the_category(); $ID = $category[0]->cat_ID; echo get_category_parents($ID, TRUE, ' » ', FALSE ); } } if($post && $post->post_parent) { $trail = ''; $parent_id = $post->post_parent; while ($parent_id) { $page = get_page($parent_id); $breadcrumbs[] = '<a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a> » '; $parent_id = $page->post_parent; } $breadcrumbs = array_reverse($breadcrumbs); foreach($breadcrumbs as $crumb) $trail .= $crumb; echo $trail; } if( is_single() && !class_exists( 'Woocommerce' ) ) the_title(); if( is_page() ) the_title(); if( is_tag() ) echo "Tag: ".single_tag_title('',FALSE); if( is_404() ) echo __('Page not Found', 'quadro'); if( is_search() ) echo "Search"; if( is_year() ) echo get_the_time('Y'); // Page titles for WooCommerce if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_shop() ) echo get_the_title( get_option('woocommerce_shop_page_id') ); if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_single() ) { $shop_id = get_option('woocommerce_shop_page_id'); echo '<a href="' . get_permalink( $shop_id ) . '">' . get_the_title( $shop_id ) . '</a>'; echo '</a> » '; the_title(); } if( class_exists( 'Woocommerce' ) && is_woocommerce() && is_product_category() ) { $shop_id = get_option('woocommerce_shop_page_id'); echo '<a href="' . get_permalink( $shop_id ) . '">' . get_the_title( $shop_id ) . '</a>'; echo '</a> » '; woocommerce_page_title(); } echo "</p>"; } endif; // if !function_exists /** * Social Icons Function */ if ( ! function_exists( 'quadro_social_icons' ) ) : function quadro_social_icons($area, $class, $style, $color) { // Retrieve Theme Options global $quadro_options; $icons_style = isset( $quadro_options[$style] ) ? esc_attr( $quadro_options[$style] ) : ''; $profiles = array( 'dribbble' => 'Dribbble', 'facebook' => 'Facebook', 'flickr' => 'Flickr', 'github' => 'Github', 'google-plus' => 'Google+', 'instagram' => 'Instagram', 'linkedin' => 'Linkedin', 'pinterest' => 'Pinterest', 'skype' => 'Skype', 'tumblr' => 'Tumblr', 'twitter' => 'Twitter', 'vimeo-square' => 'Vimeo', 'youtube' => 'Youtube', ); if ( $quadro_options[$area] == 'show' ) { echo '<ul class="social-area ' . $icons_style . ' ' . esc_attr($quadro_options[$color]) . '-color ' . $class . '">'; foreach ( $profiles as $profile => $name ) { if ( $quadro_options[$profile . '_profile'] == '' ) continue; echo '<li><a href="' . esc_url( $quadro_options[$profile . '_profile'] ) . '" target="' . esc_attr( $quadro_options['social_target'] ) . '" title="' . $name . '"><i class="fa fa-' . $profile . '"></i></a></li>'; } echo '</ul>'; } } endif; // if !function_exists /** * Function to map an array while applying a * specific function to it. * Source and interesting info: * http://stackoverflow.com/questions/4861053/php-sanitize-values-of-a-array */ function quadro_array_map_r( $func, $arr ) { // Return early if not an array if ( !is_array($arr) ) return; $newArr = array(); foreach( $arr as $key => $value ) { $newArr[ $key ] = ( is_array( $value ) ? quadro_array_map_r( $func, $value ) : ( is_array($func) ? call_user_func_array($func, $value) : $func( $value ) ) ); } return $newArr; } /** * Print Dynamic Widget Areas */ function quadro_widget_area( $display, $layout, $section_class, $area_class ){ // Retrieve Theme Options global $quadro_options; if ( $quadro_options[$display] == 'show' ) { ?> <div class="<?php echo $section_class; ?> clear"> <?php // Check if we are showing the widgetized header and add a wrapper if ( $display == 'widgetized_header_display' ) echo '<div class="widgetized-header clear">'; ?> <?php // Retrieve Theme Options for Footer Layout if ( $quadro_options[$layout] == 'widg-layout1' ) { $i = 4; } else if ( $quadro_options[$layout] == 'widg-layout2' || $quadro_options[$layout] == 'widg-layout3' || $quadro_options[$layout] == 'widg-layout4' ) { $i = 3; } else if ( $quadro_options[$layout] == 'widg-layout5' ) { $i = 2; } else if ( $quadro_options[$layout] == 'widg-layout6' ) { $i = 1; } for ($j = 1; $j <= $i ; $j++) { ?> <div class="<?php echo esc_attr( $quadro_options[$layout] ); ?>"> <?php dynamic_sidebar( $area_class . $j ); ?> </div> <?php } // end for ?> <?php // Check if we are showing the widgetized header if ( $display == 'widgetized_header_display' ) { echo '</div>'; echo '<span id="header-handle" class="header-handler"></span>'; } ?> </div>  <?php } } /** * Quadro Custom the_excerpt and changes the "more" tag */ if ( ! function_exists( 'quadro_excerpt' ) ) : function quadro_excerpt( $excerpt = '', $excerpt_length = 20, $readmore = '', $tags = '' ) { global $post; // Filter through the_content filter $excerpt = apply_filters( 'the_content', $excerpt ); $excerpt = str_replace( ']]>', ']]>', $excerpt ); // Filter the content looking for iframes and remove them preg_match('/<iframe.*src=\"(.*)\".*><\/iframe>/isU', $excerpt, $matches); $excerpt = $matches ? str_replace( $matches[0], '', $excerpt ) : $excerpt; $string_check = explode( ' ', $excerpt ); if ( count($string_check, COUNT_RECURSIVE) > $excerpt_length ) { $quadro_excerpt_words = explode( ' ', $excerpt, $excerpt_length + 1 ); array_pop( $quadro_excerpt_words ); $excerpt_text = implode( ' ', $quadro_excerpt_words ); $temp_content = strip_tags( $excerpt_text, $tags ); $short_content = preg_replace( '`\[[^\]]*\]`', '', $temp_content ); if ( $readmore != '' ) { $short_content .= ' ... ' . '<a href="' . get_permalink($post->ID) . '" class="readmore-link">' . $readmore . '</a>'; } else { $short_content .= ' ... '; } echo $short_content; } else { echo $excerpt; if ( $readmore != '' ) { echo '<a href="' . get_permalink($post->ID) . '" class="readmore-link">' . $readmore . '</a>'; } } } endif; // if !function_exists /** * Quadro Custom Login Logo */ function quadro_custom_login_logo() { // Retrieve Theme Options global $quadro_options; if ( isset($quadro_options['custom_login_img']) && $quadro_options['custom_login_img'] != '' ) { echo '<style type="text/css">'; echo '.login h1 a { width: auto; background-size: auto 100%; }'; echo 'h1 a { background-image:url(\'' . esc_url( $quadro_options['custom_login_img'] ) . '\') !important; }'; // ...and for retina: echo '@media (-webkit-min-device-pixel-ratio: 2), '; echo '(min-resolution: 192dpi) { '; echo 'h1 a { background-image:url(\'' . esc_url( $quadro_options['custom_login_img_retina'] ) . '\') !important; }'; echo ' }'; echo '</style>'; } } add_action('login_head', 'quadro_custom_login_logo'); /** * Get color brightness, for use in color settings. * Returns brightness value from 0 to 255. * Credits: http://www.webmasterworld.com/forum88/9769.htm */ function quadro_get_brightness($hex) { // Strip off any leading # $hex = str_replace('#', '', $hex); $c_r = hexdec(substr($hex, 0, 2)); $c_g = hexdec(substr($hex, 2, 2)); $c_b = hexdec(substr($hex, 4, 2)); return (($c_r * 299) + ($c_g * 587) + ($c_b * 114)) / 1000; } /** * Deletes first gallery shortcode and returns content * From: http://stackoverflow.com/questions/17224100/wordpress-remove-shortcode-and-save-for-use-elsewhere */ function quadro_strip_shortcode_gallery( $content ) { // $content = do_shortcode( $content ); preg_match_all( '/'. get_shortcode_regex() .'/s', $content, $matches, PREG_SET_ORDER ); if ( ! empty( $matches ) ) { foreach ( $matches as $shortcode ) { if ( 'gallery' === $shortcode[2] ) { $pos = strpos( $content, $shortcode[0] ); if ($pos !== false) return substr_replace( $content, '', $pos, strlen($shortcode[0]) ); } } } return $content; } /** * Function to get content between two strings. Used to retrieve galleries IDs from shortcodes. */ function quadro_get_string_between($string, $start, $end) { $ini = strpos($string,$start); $ini += strlen($start); $len = strpos($string,$end,$ini) - $ini; return substr($string,$ini,$len); } /** * Store any iframe for later use and process $content to strip them out of it */ function quadro_print_iframes($content, $before, $after) { if ( preg_match_all( '#<iframe[^>]+>.*?</iframe>#is', $content, $videos ) ) { $media = ''; foreach ($videos[0] as $video) { $media .= $before . $video . $after; // Remove video from $content $content = str_replace($video,'', $content); } return array('content' => $content, 'media' => $media); } else { // We have to return the $content anyway so it don't stay empty return array('content' => $content, 'media' => ''); } } /** * Store any wanted media for later use and process $content to strip them out of it * Argument $types receives an array of wanted media types: 'audio', 'video', 'object', 'embed', or 'iframe'. * Function based on get_media_embedded_in_content() from media.php (in Core @since 3.6.0). */ function quadro_print_media($content, $types = null, $amount = 999, $before, $after) { $allowed_media_types = array( 'audio', 'video', 'object', 'embed', 'iframe' ); $media = ''; $i = 0; if ( ! empty( $types ) ) { if ( ! is_array( $types ) ) $types = array( $types ); $allowed_media_types = array_intersect( $allowed_media_types, $types ); } // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); foreach ( $allowed_media_types as $tag ) { if ( preg_match_all( '#' . get_tag_regex( $tag ) . '#', $content, $elements ) ) { foreach ($elements[0] as $element) { $media .= $before . $element . $after; // Remove element from $content $content = str_replace($element,'', $content); // Exit this if we reached the requested amount. $i++; if ( $amount == $i ) break 2; } } } // Return the results, content and requested media apart return array('content' => $content, 'media' => $media); } /** * Retrieve a video screenshot from Vimeo or Youtube, from Content passed */ function quadro_video_screenshot($content, $permalink, $title) { // Bring URLs from content $urls = quadro_getUrls($content); // Filter URLs searching for Vimeo or YouTube videos foreach ($urls as $url) { if ( strpos( $url, 'vimeo' ) !== false ) { // For Vimeo sscanf(parse_url($url, PHP_URL_PATH), '/%d', $video_id); $hash = unserialize( wp_remote_fopen('http://vimeo.com/api/v2/video/' . $video_id . '.php') ); echo '<a href="' . $permalink . '" class="auto-screenshot-link"><img src="' . $hash[0]['thumbnail_large'] . '" title="' . $title . '" alt="' . $title . '"></a>'; // Skip all other URLs break; } elseif ( strpos ( $url, 'youtube' ) !== false ) { // For YouTube preg_match("#(?<=v=)[a-zA-Z0-9-]+(?=&)|(?<=v\/)[^&\n]+(?=\?)|(?<=v=)[^&\n]+|(?<=youtu.be/)[^&\n]+#", $url, $video_ids); echo '<a href="' . $permalink . '" class="auto-screenshot-link"><img src="http://img.youtube.com/vi/' . $video_ids[0] . '/hqdefault.jpg" title="' . $title . '" alt="' . $title . '"></a>'; // Skip all other URLs break; } } } /** * Retrieve a video screenshot URL from Vimeo or Youtube, from Content passed */ function quadro_video_screenshot_url($content) { // Bring URLs from content $urls = quadro_getUrls($content); // Filter URLs searching for Vimeo or YouTube videos foreach ($urls as $url) { if ( strpos( $url, 'vimeo' ) !== false ) { // For Vimeo sscanf(parse_url($url, PHP_URL_PATH), '/%d', $video_id); $hash = unserialize( wp_remote_fopen('http://vimeo.com/api/v2/video/' . $video_id . '.php') ); return $hash[0]['thumbnail_large']; // Skip all other URLs break; } elseif ( strpos ( $url, 'youtube' ) !== false ) { // For YouTube preg_match("#(?<=v=)[a-zA-Z0-9-]+(?=&)|(?<=v\/)[^&\n]+(?=\?)|(?<=v=)[^&\n]+|(?<=youtu.be/)[^&\n]+#", $url, $video_ids); $video_ids[0] = trim($video_ids[0]); return 'http://img.youtube.com/vi/' . $video_ids[0] . '/hqdefault.jpg'; // Skip all other URLs break; } } } /** * @get URLs from string (string may be a url) * Credit: http://stackoverflow.com/questions/11588542/get-all-urls-in-a-string-with-php */ function quadro_getUrls($string) { $regex = '/https?\:\/\/[^\" ]+/i'; preg_match_all($regex, $string, $matches); //return (array_reverse($matches[0])); return ($matches[0]); } /** * Retrieve & print quote from content */ function quadro_print_quote($content, $before, $after) { // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); /* Match any <blockquote> elements. */ preg_match( '/<blockquote>(.)*<\/blockquote>/msi', $content, $matches ); if ( !empty( $matches ) ) { $request = $before . $matches[0] . $after; // Remove element from $content $content = str_replace($matches[0],'', $content); } else { // Wrap content in blockquote $request = '<blockquote>' . $content . '</blockquote>'; // And empty content $content = ''; } return array('content' => $content, 'request' => $request); } /** * Retrieve & print quote from content */ function quadro_just_quote($content, $before, $after) { // Filter through the_content filter $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); /* Match any <blockquote> elements. */ preg_match( '/<blockquote>(.)*?<\/blockquote>/msi', $content, $matches ); // preg_match( '/<cite>(.)*<\/cite>/msi', $content, $authors ); // This line is working better than the previous one for multiple quotes' authors in one post preg_match( '#<cite>(.+)</cite>#siU', $content, $authors ); if ( !empty( $matches ) ) { // remove any cites from quote for cases where the cite is inside the blockquote $quote = str_replace($authors[0], '', $matches[0]); $request = $before . $quote . $authors[0] . $after; } else { // Wrap content in blockquote if no other quote (don't serve empty content) $request = '<blockquote>' . $content . '</blockquote>'; } return $request; } /** * Include API's for Vimeo and YouTube when embedding (specially for sliders) */ function quadro_modify_embed_output($html, $url, $attr) { if ( strpos( $html, 'vimeo' ) !== false ) { return str_replace('" width="', '?api=1" width="', $html); } elseif ( strpos ( $html, 'youtube' ) !== false ) { return str_replace( '" frameborder="', '&enablejsapi=1&playerapiid=ytplayer" frameborder="', $html ); } else { return $html; } } add_filter( 'embed_oembed_html', 'quadro_modify_embed_output', 10, 3); // Fixes oEmbed Vimeo problem regarding HTTPS vs HTTP function oembed_hotfix_vimeo_oembed_providers( $providers ) { unset($providers['#http://(www\.)?vimeo\.com/.*#i']); $providers['#https?://(www\.)?vimeo\.com/.*#i'] = array( 'http://vimeo.com/api/oembed.{format}', true ); return $providers; } add_filter('oembed_providers', 'oembed_hotfix_vimeo_oembed_providers'); /** * Add string to filename for retina purposes */ function quadro_retina_filename( $filename ) { return substr_replace( $filename, '@2x', -4, 0 ); } /** * Enabling Font uploads in Media Uploader */ function quadro_mime_types($mime_types){ $mime_types['eot'] = 'application/font-eot'; // Adding woff extension $mime_types['woff'] = 'application/font-woff'; // Adding woff extension $mime_types['ttf'] = 'application/font-ttf'; // Adding ttf extension $mime_types['otf'] = 'application/font-otf'; // Adding otf extension $mime_types['svg'] = 'application/font-svg'; // Adding svg extension return $mime_types; } add_filter('upload_mimes', 'quadro_mime_types', 1, 1); // Enable shortcodes in widgets add_filter('widget_text', 'do_shortcode'); // Solving Youtube iFrame overlapping issue for IE versions function qi_add_video_wmode_transparent($html, $url, $attr) { if ( strpos( $html, "<embed src=" ) !== false ) return str_replace( '<embed', '<embed wmode="transparent" ', $html ); elseif ( strpos ( $html, 'feature=oembed' ) !== false ) return str_replace( 'feature=oembed', 'feature=oembed&wmode=opaque', $html ); else return $html; } add_filter( 'embed_oembed_html', 'qi_add_video_wmode_transparent', 10, 3);