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| author | Charles <sircharlesaze@gmail.com> | 2020-01-07 13:06:14 +0100 |
|---|---|---|
| committer | Charles <sircharlesaze@gmail.com> | 2020-01-07 13:06:14 +0100 |
| commit | 7086111ad4dd997e12a3220e1ee60c9b9bcf0bb8 (patch) | |
| tree | f7453d7dd5cbaaab246e23810b02d3edf1e451be /srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php | |
| parent | c59bdcf77c50cbe89b4a93782cdd6d9e7532080e (diff) | |
| download | ft_server-7086111ad4dd997e12a3220e1ee60c9b9bcf0bb8.tar.gz ft_server-7086111ad4dd997e12a3220e1ee60c9b9bcf0bb8.tar.bz2 ft_server-7086111ad4dd997e12a3220e1ee60c9b9bcf0bb8.zip | |
Added wordpress
Diffstat (limited to 'srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php')
| -rw-r--r-- | srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php b/srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php new file mode 100644 index 0000000..2dee5f4 --- /dev/null +++ b/srcs/wordpress/wp-content/themes/twentyseventeen/inc/icon-functions.php @@ -0,0 +1,220 @@ +<?php +/** + * SVG icons related functions and filters + * + * @package WordPress + * @subpackage Twenty_Seventeen + * @since 1.0 + */ + +/** + * Add SVG definitions to the footer. + */ +function twentyseventeen_include_svg_icons() { + // Define SVG sprite file. + $svg_icons = get_parent_theme_file_path( '/assets/images/svg-icons.svg' ); + + // If it exists, include it. + if ( file_exists( $svg_icons ) ) { + require_once( $svg_icons ); + } +} +add_action( 'wp_footer', 'twentyseventeen_include_svg_icons', 9999 ); + +/** + * Return SVG markup. + * + * @param array $args { + * Parameters needed to display an SVG. + * + * @type string $icon Required SVG icon filename. + * @type string $title Optional SVG title. + * @type string $desc Optional SVG description. + * } + * @return string SVG markup. + */ +function twentyseventeen_get_svg( $args = array() ) { + // Make sure $args are an array. + if ( empty( $args ) ) { + return __( 'Please define default parameters in the form of an array.', 'twentyseventeen' ); + } + + // Define an icon. + if ( false === array_key_exists( 'icon', $args ) ) { + return __( 'Please define an SVG icon filename.', 'twentyseventeen' ); + } + + // Set defaults. + $defaults = array( + 'icon' => '', + 'title' => '', + 'desc' => '', + 'fallback' => false, + ); + + // Parse args. + $args = wp_parse_args( $args, $defaults ); + + // Set aria hidden. + $aria_hidden = ' aria-hidden="true"'; + + // Set ARIA. + $aria_labelledby = ''; + + /* + * Twenty Seventeen doesn't use the SVG title or description attributes; non-decorative icons are described with .screen-reader-text. + * + * However, child themes can use the title and description to add information to non-decorative SVG icons to improve accessibility. + * + * Example 1 with title: <?php echo twentyseventeen_get_svg( array( 'icon' => 'arrow-right', 'title' => __( 'This is the title', 'textdomain' ) ) ); ?> + * + * Example 2 with title and description: <?php echo twentyseventeen_get_svg( array( 'icon' => 'arrow-right', 'title' => __( 'This is the title', 'textdomain' ), 'desc' => __( 'This is the description', 'textdomain' ) ) ); ?> + * + * See https://www.paciellogroup.com/blog/2013/12/using-aria-enhance-svg-accessibility/. + */ + if ( $args['title'] ) { + $aria_hidden = ''; + $unique_id = twentyseventeen_unique_id(); + $aria_labelledby = ' aria-labelledby="title-' . $unique_id . '"'; + + if ( $args['desc'] ) { + $aria_labelledby = ' aria-labelledby="title-' . $unique_id . ' desc-' . $unique_id . '"'; + } + } + + // Begin SVG markup. + $svg = '<svg class="icon icon-' . esc_attr( $args['icon'] ) . '"' . $aria_hidden . $aria_labelledby . ' role="img">'; + + // Display the title. + if ( $args['title'] ) { + $svg .= '<title id="title-' . $unique_id . '">' . esc_html( $args['title'] ) . '</title>'; + + // Display the desc only if the title is already set. + if ( $args['desc'] ) { + $svg .= '<desc id="desc-' . $unique_id . '">' . esc_html( $args['desc'] ) . '</desc>'; + } + } + + /* + * Display the icon. + * + * The whitespace around `<use>` is intentional - it is a work around to a keyboard navigation bug in Safari 10. + * + * See https://core.trac.wordpress.org/ticket/38387. + */ + $svg .= ' <use href="#icon-' . esc_html( $args['icon'] ) . '" xlink:href="#icon-' . esc_html( $args['icon'] ) . '"></use> '; + + // Add some markup to use as a fallback for browsers that do not support SVGs. + if ( $args['fallback'] ) { + $svg .= '<span class="svg-fallback icon-' . esc_attr( $args['icon'] ) . '"></span>'; + } + + $svg .= '</svg>'; + + return $svg; +} + +/** + * Display SVG icons in social links menu. + * + * @param string $item_output The menu item output. + * @param WP_Post $item Menu item object. + * @param int $depth Depth of the menu. + * @param array $args wp_nav_menu() arguments. + * @return string $item_output The menu item output with social icon. + */ +function twentyseventeen_nav_menu_social_icons( $item_output, $item, $depth, $args ) { + // Get supported social icons. + $social_icons = twentyseventeen_social_links_icons(); + + // Change SVG icon inside social links menu if there is supported URL. + if ( 'social' === $args->theme_location ) { + foreach ( $social_icons as $attr => $value ) { + if ( false !== strpos( $item_output, $attr ) ) { + $item_output = str_replace( $args->link_after, '</span>' . twentyseventeen_get_svg( array( 'icon' => esc_attr( $value ) ) ), $item_output ); + } + } + } + + return $item_output; +} +add_filter( 'walker_nav_menu_start_el', 'twentyseventeen_nav_menu_social_icons', 10, 4 ); + +/** + * Add dropdown icon if menu item has children. + * + * @param string $title The menu item's title. + * @param WP_Post $item The current menu item. + * @param array $args An array of wp_nav_menu() arguments. + * @param int $depth Depth of menu item. Used for padding. + * @return string $title The menu item's title with dropdown icon. + */ +function twentyseventeen_dropdown_icon_to_menu_link( $title, $item, $args, $depth ) { + if ( 'top' === $args->theme_location ) { + foreach ( $item->classes as $value ) { + if ( 'menu-item-has-children' === $value || 'page_item_has_children' === $value ) { + $title = $title . twentyseventeen_get_svg( array( 'icon' => 'angle-down' ) ); + } + } + } + + return $title; +} +add_filter( 'nav_menu_item_title', 'twentyseventeen_dropdown_icon_to_menu_link', 10, 4 ); + +/** + * Returns an array of supported social links (URL and icon name). + * + * @return array $social_links_icons + */ +function twentyseventeen_social_links_icons() { + // Supported social links icons. + $social_links_icons = array( + 'behance.net' => 'behance', + 'codepen.io' => 'codepen', + 'deviantart.com' => 'deviantart', + 'digg.com' => 'digg', + 'docker.com' => 'dockerhub', + 'dribbble.com' => 'dribbble', + 'dropbox.com' => 'dropbox', + 'facebook.com' => 'facebook', + 'flickr.com' => 'flickr', + 'foursquare.com' => 'foursquare', + 'plus.google.com' => 'google-plus', + 'github.com' => 'github', + 'instagram.com' => 'instagram', + 'linkedin.com' => 'linkedin', + 'mailto:' => 'envelope-o', + 'medium.com' => 'medium', + 'pinterest.com' => 'pinterest-p', + 'pscp.tv' => 'periscope', + 'getpocket.com' => 'get-pocket', + 'reddit.com' => 'reddit-alien', + 'skype.com' => 'skype', + 'skype:' => 'skype', + 'slideshare.net' => 'slideshare', + 'snapchat.com' => 'snapchat-ghost', + 'soundcloud.com' => 'soundcloud', + 'spotify.com' => 'spotify', + 'stumbleupon.com' => 'stumbleupon', + 'tumblr.com' => 'tumblr', + 'twitch.tv' => 'twitch', + 'twitter.com' => 'twitter', + 'vimeo.com' => 'vimeo', + 'vine.co' => 'vine', + 'vk.com' => 'vk', + 'wordpress.org' => 'wordpress', + 'wordpress.com' => 'wordpress', + 'yelp.com' => 'yelp', + 'youtube.com' => 'youtube', + ); + + /** + * Filter Twenty Seventeen social links icons. + * + * @since Twenty Seventeen 1.0 + * + * @param array $social_links_icons Array of social links icons. + */ + return apply_filters( 'twentyseventeen_social_links_icons', $social_links_icons ); +} |
