hamburg-freifunk-wp-theme/library/foundation.php
2019-02-08 20:07:22 +01:00

326 lines
11 KiB
PHP

<?php
/**
* Foundation PHP template
*
* @package FoundationPress
* @since FoundationPress 1.0.0
*/
// Pagination.
if ( ! function_exists( 'foundationpress_pagination' ) ) :
function foundationpress_pagination() {
global $wp_query;
$big = 999999999; // This needs to be an unlikely integer
// For more options and info view the docs for paginate_links()
// http://codex.wordpress.org/Function_Reference/paginate_links
$paginate_links = paginate_links(
array(
'base' => str_replace( $big, '%#%', html_entity_decode( get_pagenum_link( $big ) ) ),
'current' => max( 1, get_query_var( 'paged' ) ),
'total' => $wp_query->max_num_pages,
'mid_size' => 5,
'prev_next' => true,
'prev_text' => __( '&laquo;', 'foundationpress' ),
'next_text' => __( '&raquo;', 'foundationpress' ),
'type' => 'list',
)
);
$paginate_links = str_replace( "<ul class='page-numbers'>", "<ul class='pagination text-center' role='navigation' aria-label='Pagination'>", $paginate_links );
$paginate_links = str_replace( '<li><span class="page-numbers dots">', "<li><a href='#'>", $paginate_links );
$paginate_links = str_replace( '</span>', '</a>', $paginate_links );
$paginate_links = str_replace( "<li><span class='page-numbers current'>", "<li class='current'>", $paginate_links );
$paginate_links = str_replace( "<li><a href='#'>&hellip;</a></li>", "<li><span class='dots'>&hellip;</span></li>", $paginate_links );
$paginate_links = preg_replace( '/\s*page-numbers/', '', $paginate_links );
// Display the pagination if more than one page is found.
if ( $paginate_links ) {
echo $paginate_links;
}
}
endif;
/**
* A fallback when no navigation is selected by default.
*/
if ( ! function_exists( 'foundationpress_menu_fallback' ) ) :
function foundationpress_menu_fallback() {
echo '<div class="alert-box secondary">';
/* translators: %1$s: link to menus, %2$s: link to customize. */
printf(
__( 'Please assign a menu to the primary menu location under %1$s or %2$s the design.', 'foundationpress' ),
/* translators: %s: menu url */
sprintf(
__( '<a href="%s">Menus</a>', 'foundationpress' ),
get_admin_url( get_current_blog_id(), 'nav-menus.php' )
),
/* translators: %s: customize url */
sprintf(
__( '<a href="%s">Customize</a>', 'foundationpress' ),
get_admin_url( get_current_blog_id(), 'customize.php' )
)
);
echo '</div>';
}
endif;
// Add Foundation 'is-active' class for the current menu item.
if ( ! function_exists( 'foundationpress_active_nav_class' ) ) :
function foundationpress_active_nav_class( $classes, $item ) {
if ( $item->current == 1 || $item->current_item_ancestor == true ) {
$classes[] = 'is-active';
}
return $classes;
}
add_filter( 'nav_menu_css_class', 'foundationpress_active_nav_class', 10, 2 );
endif;
/**
* Use the is-active class of ZURB Foundation on wp_list_pages output.
* From required+ Foundation http://themes.required.ch.
*/
if ( ! function_exists( 'foundationpress_active_list_pages_class' ) ) :
function foundationpress_active_list_pages_class( $input ) {
$pattern = '/current_page_item/';
$replace = 'current_page_item is-active';
$output = preg_replace( $pattern, $replace, $input );
return $output;
}
add_filter( 'wp_list_pages', 'foundationpress_active_list_pages_class', 10, 2 );
endif;
/**
* Enable Foundation responsive embeds for WP video embeds
*/
if ( ! function_exists( 'foundationpress_responsive_video_oembed_html' ) ) :
function foundationpress_responsive_video_oembed_html( $html, $url, $attr, $post_id ) {
// Whitelist of oEmbed compatible sites that **ONLY** support video.
// Cannot determine if embed is a video or not from sites that
// support multiple embed types such as Facebook.
// Official list can be found here https://codex.wordpress.org/Embeds
$video_sites = array(
'youtube', // first for performance
'collegehumor',
'dailymotion',
'funnyordie',
'ted',
'videopress',
'vimeo',
);
$is_video = false;
// Determine if embed is a video
foreach ( $video_sites as $site ) {
// Match on `$html` instead of `$url` because of
// shortened URLs like `youtu.be` will be missed
if ( strpos( $html, $site ) ) {
$is_video = true;
break;
}
}
// Process video embed
if ( true == $is_video ) {
// Find the `<iframe>`
$doc = new DOMDocument();
$doc->loadHTML( $html );
$tags = $doc->getElementsByTagName( 'iframe' );
// Get width and height attributes
foreach ( $tags as $tag ) {
$width = $tag->getAttribute( 'width' );
$height = $tag->getAttribute( 'height' );
break; // should only be one
}
$class = 'responsive-embed'; // Foundation class
// Determine if aspect ratio is 16:9 or wider
if ( is_numeric( $width ) && is_numeric( $height ) && ( $width / $height >= 1.7 ) ) {
$class .= ' widescreen'; // space needed
}
// Wrap oEmbed markup in Foundation responsive embed
return '<div class="' . $class . '">' . $html . '</div>';
} else { // not a supported embed
return $html;
}
}
add_filter( 'embed_oembed_html', 'foundationpress_responsive_video_oembed_html', 10, 4 );
endif;
/**
* Get mobile menu ID
*/
if ( ! function_exists( 'foundationpress_mobile_menu_id' ) ) :
function foundationpress_mobile_menu_id() {
if ( get_theme_mod( 'wpt_mobile_menu_layout' ) === 'offcanvas' ) {
echo 'off-canvas-menu';
} else {
echo 'mobile-menu';
}
}
endif;
/**
* Get title bar responsive toggle attribute
*/
if ( ! function_exists( 'foundationpress_title_bar_responsive_toggle' ) ) :
function foundationpress_title_bar_responsive_toggle() {
if ( ! get_theme_mod( 'wpt_mobile_menu_layout' ) || get_theme_mod( 'wpt_mobile_menu_layout' ) === 'topbar' ) {
echo 'data-responsive-toggle="mobile-menu"';
}
}
endif;
/**
* Custom markup for Wordpress gallery
*/
if ( ! function_exists( 'foundationpress_gallery' ) ) :
function foundationpress_gallery($attr) {
$post = get_post();
static $instance = 0;
$instance++;
if ( ! empty( $attr['ids'] ) ) {
// 'ids' is explicitly ordered, unless you specify otherwise.
if ( empty( $attr['orderby'] ) )
$attr['orderby'] = 'post__in';
$attr['include'] = $attr['ids'];
}
// Allow plugins/themes to override the default gallery template.
$output = apply_filters('post_gallery', '', $attr, $instance);
if ( $output != '' )
return $output;
// Let's make sure it looks like a valid orderby statement
if ( isset( $attr['orderby'] ) ) {
$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
if ( !$attr['orderby'] )
unset( $attr['orderby'] );
}
$atts = shortcode_atts(array(
'order' => 'ASC',
'orderby' => 'menu_order ID',
'id' => $post ? $post->ID : 0,
'itemtag' => 'figure',
'icontag' => 'div',
'captiontag' => 'figcaption',
'columns-small' => 2, // set default columns for small screen
'columns-medium'=> 4, // set default columns for medium screen
'columns' => 3, // set default columns for large screen (3 = wordpress default)
'size' => 'thumbnail',
'include' => '',
'exclude' => ''
), $attr, 'gallery');
$id = intval($atts['id']);
if ( !empty($atts['include']) ) {
$_attachments = get_posts( array('include' => $atts['include'], 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $atts['order'], 'orderby' => $atts['orderby']) );
$attachments = array();
foreach ( $_attachments as $key => $val ) {
$attachments[$val->ID] = $_attachments[$key];
}
} elseif ( !empty($atts['exclude']) ) {
$attachments = get_children( array('post_parent' => $id, 'exclude' => $atts['exclude'], 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $atts['order'], 'orderby' => $atts['orderby']) );
} else {
$attachments = get_children( array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $atts['order'], 'orderby' => $atts['orderby']) );
}
if ( empty($attachments) )
return '';
if ( is_feed() ) {
$output = "\n";
foreach ( $attachments as $att_id => $attachment )
$output .= wp_get_attachment_link($att_id, $atts['size'], true) . "\n";
return $output;
}
$item_tag = tag_escape($atts['itemtag']);
$caption_tag = tag_escape($atts['captiontag']);
$icon_tag = tag_escape($atts['icontag']);
$valid_tags = wp_kses_allowed_html( 'post' );
if ( ! isset( $valid_tags[ $item_tag ] ) )
$item_tag = 'figure';
if ( ! isset( $valid_tags[ $caption_tag ] ) )
$caption_tag = 'figcaption';
if ( ! isset( $valid_tags[ $icon_tag ] ) )
$icon_tag = 'div';
$columns = intval($atts['columns']);
$columns_small = intval($atts['columns-small']);
$columns_medium = intval($atts['columns-medium']);
$selector = "gallery-{$instance}";
$size_class = sanitize_html_class( $atts['size'] );
// Edit this line to modify the default number of grid columns for the small and medium sizes. The large size is passed in the WordPress gallery settings.
$output = "<div id='$selector' class='fp-gallery galleryid-{$id} gallery-size-{$size_class} grid-x grid-margin-x small-up-{$columns_small} medium-up-{$columns_medium} large-up-{$columns}'>";
foreach ( $attachments as $id => $attachment ) {
// Check if destination is file, nothing or attachment page.
if ( isset($attr['link']) && $attr['link'] == 'file' ){
$link = wp_get_attachment_link($id, $size_class, false, false, false,array('class' => '', 'id' => "imageid-$id"));
// Edit this line to implement your html params in <a> tag with use a custom lightbox plugin.
$link = str_replace('<a href', '<a class="thumbnail fp-gallery-lightbox" data-gall="fp-gallery-'. $post->ID .'" data-title="'. wptexturize($attachment->post_excerpt) .'" title="'. wptexturize($attachment->post_excerpt) .'" href', $link);
} elseif ( isset($attr['link']) && $attr['link'] == 'none' ){
$link = wp_get_attachment_image($id,$size_class,false, array('class' => "thumbnail attachment-$size_class size-$size_class", 'id' => "imageid-$id"));
} else {
$link = wp_get_attachment_link($id, $size_class, true, false, false,array('class' => '', 'id' => "imageid-$id"));
$link = str_replace('<a href', '<a class="thumbnail" title="'. wptexturize($attachment->post_excerpt) .'" href', $link);
}
$image_meta = wp_get_attachment_metadata( $id );
$orientation = '';
if ( isset( $image_meta['height'], $image_meta['width'] ) ) {
$orientation = ( $image_meta['height'] > $image_meta['width'] ) ? 'portrait' : 'landscape';
}
$output .= "<{$item_tag} class='fp-gallery-item cell'>";
$output .= "
<{$icon_tag} class='fp-gallery-icon {$orientation}'>
$link
</{$icon_tag}>";
// Uncomment if you wish to display captions inline on gallery.
/*
if ( $caption_tag && trim($attachment->post_excerpt) ) {
$output .= "
<{$caption_tag} class='wp-caption-text gallery-caption'>
" . wptexturize($attachment->post_excerpt) . "
</{$caption_tag}>";
}
*/
$output .= "</{$item_tag}>";
}
$output .= "</div>\n";
return $output;
}
add_shortcode('gallery', 'foundationpress_gallery');
endif;