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<?php
/**
* Custom functions that act independently of the theme templates
*
* Eventually, some of the functionality here could be replaced by core features.
*
* @package ScapeShot
*/
/**
* Adds custom classes to the array of body classes.
*
* @since ScapeShot Pro 1.0
*
* @param array $classes Classes for the body element.
* @return array (Maybe) filtered body classes.
*/
function scapeshot_body_classes( $classes ) {
// Adds a class of custom-background-image to sites with a custom background image.
if ( get_background_image() ) {
$classes[] = 'custom-background-image';
}
// Adds a class of group-blog to blogs with more than 1 published author.
if ( is_multi_author() ) {
$classes[] = 'group-blog';
}
// Adds a class of hfeed to non-singular pages.
if ( ! is_singular() ) {
$classes[] = 'hfeed';
}
// Always add a front-page class to the front page.
if ( is_front_page() && ! is_home() ) {
$classes[] = 'page-template-front-page';
}
$classes[] = 'fluid-layout';
$classes[] = 'navigation-full-screen';
// Adds a class with respect to layout selected.
$layout = scapeshot_get_theme_layout();
$sidebar = scapeshot_get_sidebar_id();
$layout_class = "no-sidebar content-width-layout";
if ( 'no-sidebar-full-width' === $layout ) {
$layout_class = 'no-sidebar full-width-layout';
} elseif ( 'right-sidebar' === $layout ) {
if ( '' !== $sidebar ) {
$layout_class = 'two-columns-layout content-left';
}
}
$classes[] = $layout_class;
$classes[] = 'excerpt';
$classes['color-scheme'] = esc_attr( 'color-scheme-' . get_theme_mod( 'color_scheme', 'default' ) );
$enable_slider = scapeshot_check_section( get_theme_mod( 'scapeshot_slider_option', 'disabled' ) );
$header_image = scapeshot_featured_overall_image();
if ( 'disable' !== $header_image || $enable_slider ) {
if ( 'disable' !== $header_image ) {
$classes[] = 'has-header-media';
}
$classes[] = 'absolute-header';
}
// Add a class if there is a custom header.
if ( has_header_image() ) {
$classes[] = 'has-header-image';
}
// Add a class if there is header media text.
if ( scapeshot_has_header_media_text() ) {
$classes[] = 'has-header-text';
}
if ( has_nav_menu( 'social-menu' ) ) {
$classes['has-social-floating'] = 'has-social-floating';
}
return $classes;
}
add_filter( 'body_class', 'scapeshot_body_classes' );
/**
* Add a pingback url auto-discovery header for singularly identifiable articles.
*/
function scapeshot_pingback_header() {
if ( is_singular() && pings_open() ) {
echo '<link rel="pingback" href="', esc_url( get_bloginfo( 'pingback_url' ) ), '">';
}
}
add_action( 'wp_head', 'scapeshot_pingback_header' );
/**
* Adds custom overlay for Header Media
*/
function scapeshot_header_media_image_overlay_css() {
$overlay = get_theme_mod( 'scapeshot_header_media_image_opacity' );
$css = '';
$overlay_bg = $overlay / 100;
if ( $overlay ) {
$css = '.custom-header-overlay {
background-color: rgba(0, 0, 0, ' . esc_attr( $overlay_bg ) . ' );
} '; // Dividing by 100 as the option is shown as % for user
}
wp_add_inline_style( 'scapeshot-style', $css );
}
add_action( 'wp_enqueue_scripts', 'scapeshot_header_media_image_overlay_css', 11 );
/**
* Remove first post from blog as it is already show via recent post template
*/
function scapeshot_alter_home( $query ) {
if ( $query->is_home() && $query->is_main_query() ) {
$cats = get_theme_mod( 'scapeshot_front_page_category' );
if ( is_array( $cats ) && ! in_array( '0', $cats ) ) {
$query->query_vars['category__in'] = $cats;
}
}
}
add_action( 'pre_get_posts', 'scapeshot_alter_home' );
if ( ! function_exists( 'scapeshot_content_nav' ) ) :
/**
* Display navigation/pagination when applicable
*
* @since ScapeShot Pro 1.0
*/
function scapeshot_content_nav() {
global $wp_query;
// Don't print empty markup in archives if there's only one page.
if ( $wp_query->max_num_pages < 2 && ( is_home() || is_archive() || is_search() ) ) {
return;
}
$pagination_type = get_theme_mod( 'scapeshot_pagination_type', 'default' );
if ( ( class_exists( 'Jetpack' ) && Jetpack::is_module_active( 'infinite-scroll' ) ) || class_exists( 'Catch_Infinite_Scroll' ) ) {
// Support infinite scroll plugins.
the_posts_navigation();
} elseif ( 'numeric' === $pagination_type && function_exists( 'the_posts_pagination' ) ) {
the_posts_pagination( array(
'prev_text' => '<span>' . esc_html__( 'Prev', 'scapeshot' ) . '</span>',
'next_text' => '<span>' . esc_html__( 'Next', 'scapeshot' ) . '</span>',
'screen_reader_text' => '<span class="meta-nav screen-reader-text">' . esc_html__( 'Page', 'scapeshot' ) . ' </span>',
) );
} else {
the_posts_navigation();
}
}
endif; // scapeshot_content_nav
/**
* Check if a section is enabled or not based on the $value parameter
* @param string $value Value of the section that is to be checked
* @return boolean return true if section is enabled otherwise false
*/
function scapeshot_check_section( $value ) {
return ( 'entire-site' == $value || ( is_front_page() && 'homepage' === $value ) );
}
/**
* Return the first image in a post. Works inside a loop.
* @param [integer] $post_id [Post or page id]
* @param [string/array] $size Image size. Either a string keyword (thumbnail, medium, large or full) or a 2-item array representing width and height in pixels, e.g. array(32,32).
* @param [string/array] $attr Query string or array of attributes.
* @return [string] image html
*
* @since ScapeShot Pro 1.0
*/
function scapeshot_get_first_image( $postID, $size, $attr, $src = false ) {
$image = '';
$output = preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', get_post_field('post_content', $postID ) , $matches);
if ( isset( $matches[1][0] ) ) {
// Get first image.
$first_img = $matches[1][0];
if ( $src ) {
//Return url of src is true
return $first_img;
}
return '<img class="wp-post-image" src="'. esc_url( $first_img ) .'">';
}
return false;
}
if ( ! function_exists( 'scapeshot_get_theme_layout' ) ) :
/**
* Function to return layout for current page
*/
function scapeshot_get_theme_layout() {
$layout = '';
if ( is_page_template( 'templates/full-width-page.php' ) ) {
$layout = 'no-sidebar-full-width';
} elseif ( is_page_template( 'templates/right-sidebar.php' ) ) {
$layout = 'right-sidebar';
} else {
$layout = get_theme_mod( 'scapeshot_default_layout', 'right-sidebar' );
if ( is_home() || is_archive() ) {
$layout = get_theme_mod( 'scapeshot_archive_layout', 'no-sidebar-full-width' );
}
}
return $layout;
}
endif;
function scapeshot_get_sidebar_id() {
$sidebar = $id = '';
$layout = scapeshot_get_theme_layout();
if ( 'no-sidebar-full-width' === $layout || 'no-sidebar' === $layout ) {
return $sidebar;
}
// Blog Page or Front Page setting in Reading Settings.
if ( 'page' == get_option('show_on_front') ) {
$id = get_option('show_on_front');
} elseif ( is_singular() ) {
global $post;
$id = $post->ID;
if ( is_attachment() ) {
$id = $post->post_parent;
}
}
$sidebaroptions = get_post_meta( $id, 'scapeshot-sidebar-option', true );
if ( is_active_sidebar( 'sidebar-1' ) ) {
$sidebar = 'sidebar-1'; // Primary Sidebar.
}
return $sidebar;
}
if ( ! function_exists( 'scapeshot_truncate_phrase' ) ) :
/**
* Return a phrase shortened in length to a maximum number of characters.
*
* Result will be truncated at the last white space in the original string. In this function the word separator is a
* single space. Other white space characters (like newlines and tabs) are ignored.
*
* If the first `$max_characters` of the string does not contain a space character, an empty string will be returned.
*
* @since ScapeShot Pro 1.0
*
* @param string $text A string to be shortened.
* @param integer $max_characters The maximum number of characters to return.
*
* @return string Truncated string
*/
function scapeshot_truncate_phrase( $text, $max_characters ) {
$text = trim( $text );
if ( mb_strlen( $text ) > $max_characters ) {
//* Truncate $text to $max_characters + 1
$text = mb_substr( $text, 0, $max_characters + 1 );
//* Truncate to the last space in the truncated string
$text = trim( mb_substr( $text, 0, mb_strrpos( $text, ' ' ) ) );
}
return $text;
}
endif; //scapeshot_truncate_phrase
if ( ! function_exists( 'scapeshot_get_the_content_limit' ) ) :
/**
* Return content stripped down and limited content.
*
* Strips out tags and shortcodes, limits the output to `$max_char` characters, and appends an ellipsis and more link to the end.
*
* @since ScapeShot Pro 1.0
*
* @param integer $max_characters The maximum number of characters to return.
* @param string $more_link_text Optional. Text of the more link. Default is "(more...)".
* @param bool $stripteaser Optional. Strip teaser content before the more text. Default is false.
*
* @return string Limited content.
*/
function scapeshot_get_the_content_limit( $max_characters, $more_link_text = '(more...)', $stripteaser = false ) {
$content = get_the_content( '', $stripteaser );
// Strip tags and shortcodes so the content truncation count is done correctly.
$content = strip_tags( strip_shortcodes( $content ), apply_filters( 'get_the_content_limit_allowedtags', '<script>,<style>' ) );
// Remove inline styles / .
$content = trim( preg_replace( '#<(s(cript|tyle)).*?</\1>#si', '', $content ) );
// Truncate $content to $max_char
$content = scapeshot_truncate_phrase( $content, $max_characters );
// More link?
if ( $more_link_text ) {
$link = apply_filters( 'get_the_content_more_link', sprintf( '<span class="readmore"><a href="%s" class="more-link">%s</a></span>', esc_url( get_permalink() ), $more_link_text ), $more_link_text );
$output = sprintf( '<p>%s %s</p>', $content, $link );
} else {
$output = sprintf( '<p>%s</p>', $content );
$link = '';
}
return apply_filters( 'scapeshot_get_the_content_limit', $output, $content, $link, $max_characters );
}
endif; //scapeshot_get_the_content_limit
if ( ! function_exists( 'scapeshot_content_image' ) ) :
/**
* Template for Featured Image in Archive Content
*
* To override this in a child theme
* simply fabulous-fluid your own scapeshot_content_image(), and that function will be used instead.
*
* @since ScapeShot Pro 1.0
*/
function scapeshot_content_image() {
if ( has_post_thumbnail() && scapeshot_jetpack_featured_image_display() && is_singular() ) {
global $post, $wp_query;
// Get Page ID outside Loop.
$page_id = $wp_query->get_queried_object_id();
if ( $post ) {
if ( is_attachment() ) {
$parent = $post->post_parent;
$individual_featured_image = get_post_meta( $parent, 'scapeshot-featured-image', true );
} else {
$individual_featured_image = get_post_meta( $page_id, 'scapeshot-featured-image', true );
}
}
if ( empty( $individual_featured_image ) ) {
$individual_featured_image = 'default';
}
if ( 'disable' === $individual_featured_image ) {
echo '<!-- Page/Post Single Image Disabled or No Image set in Post Thumbnail -->';
return false;
} else {
$class = array();
$image_size = 'post-thumbnail';
if ( 'default' !== $individual_featured_image ) {
$image_size = $individual_featured_image;
$class[] = 'from-metabox';
} else {
$layout = scapeshot_get_theme_layout();
if ( 'no-sidebar-full-width' === $layout ) {
$image_size = 'post-thumbnail';
}
}
$class[] = $individual_featured_image;
?>
<div class="post-thumbnail <?php echo esc_attr( implode( ' ', $class ) ); ?>">
<a href="<?php the_permalink(); ?>">
<?php the_post_thumbnail( $image_size ); ?>
</a>
</div>
<?php
}
} // End if ().
}
endif; // scapeshot_content_image.
if ( ! function_exists( 'scapeshot_sections' ) ) :
/**
* Display Sections on header and footer with respect to the section option set in scapeshot_sections_sort
*/
function scapeshot_sections() {
get_template_part( 'template-parts/header/header-media' );
get_template_part( 'template-parts/slider/display-slider' );
get_template_part( 'template-parts/hero-content/content-hero' );
get_template_part( 'template-parts/services/display-services' );
get_template_part( 'template-parts/portfolio/display-portfolio' );
get_template_part( 'template-parts/testimonial/display-testimonial' );
get_template_part( 'template-parts/featured-content/display-featured' );
}
endif;
if ( ! function_exists( 'scapeshot_post_thumbnail' ) ) :
/**
* $image_size post thumbnail size
* $type html, html-with-bg, url
* $echo echo true/false
* $no_thumb display no-thumb image or not
*/
function scapeshot_post_thumbnail( $image_size = 'post-thumbnail', $type = 'html', $echo = true, $no_thumb = false ) {
$image = $image_url = '';
if ( has_post_thumbnail() ) {
$image_url = get_the_post_thumbnail_url( get_the_ID(), $image_size );
$image = get_the_post_thumbnail( get_the_ID(), $image_size );
} else {
if ( $no_thumb ) {
global $_wp_additional_image_sizes;
$image_url = trailingslashit( get_template_directory_uri() ) . 'assets/images/no-thumb-' . $_wp_additional_image_sizes[ $image_size ]['width'] . 'x' . $_wp_additional_image_sizes[ $image_size ]['height'] . '.jpg';
$image = '<img src="' . esc_url( $image_url ) . '" alt="" />';
}
// Get the first image in page, returns false if there is no image.
$first_image_url = scapeshot_get_first_image( get_the_ID(), $image_size, '', true );
// Set value of image as first image if there is an image present in the page.
if ( $first_image_url ) {
$image_url = $first_image_url;
$image = '<img class="wp-post-image" src="'. esc_url( $image_url ) .'">';
}
}
if ( ! $image_url ) {
// Bail if there is no image url at this stage.
return;
}
if ( 'url' === $type ) {
return $image_url;
}
$output = '<div';
if ( 'html-with-bg' === $type ) {
$output .= ' class="post-thumbnail-background" style="background-image: url( ' . esc_url( $image_url ) . ' )"';
} else {
$output .= ' class="post-thumbnail"';
}
$output .= '>';
if ( 'html-with-bg' !== $type ) {
$output .= '<a href="' . esc_url( get_the_permalink() ) . '" title="' . the_title_attribute( 'echo=0' ) . '">' . $image;
} else {
$output .= '<a class="cover-link" href="' . esc_url( get_the_permalink() ) . '" title="' . the_title_attribute( 'echo=0' ) . '">';
}
$output .= '</a></div><!-- .post-thumbnail -->';
if ( ! $echo ) {
return $output;
}
echo $output;
}
endif;
/**
* Enqueues front-end CSS for Header Text with Header Media
*
* @since ScapeShot 1.0
*
* @see wp_add_inline_style()
*/
function scapeshot_header_textcolor_with_header_media_css() {
$header_textcolor_with_header_media = get_theme_mod( 'header_textcolor_with_header_media', '#ffffff' );
// Don't do anything if the current color is the default.
if ( $header_textcolor_with_header_media === '#ffffff' ) {
return;
}
$css = '
.absolute-header .site-title a,
.absolute-header .site-title a:hover,
.absolute-header .site-title a:focus,
.absolute-header .site-description,
.absolute-header .main-navigation a,
.absolute-header .menu-toggle,
.absolute-header .dropdown-toggle,
.absolute-header .site-header-cart .cart-contents,
.absolute-header .site-header-menu .social-navigation a {
color: %1$s;
}
';
wp_add_inline_style( 'scapeshot-style', sprintf( $css, $header_textcolor_with_header_media ) );
}
add_action( 'wp_enqueue_scripts', 'scapeshot_header_textcolor_with_header_media_css', 11 );