wordpress Functions.php

Functions.php

<?php
/**
 * Functions.php contains all the core functions for your theme to work properly.
 * Please do not edit this file!!
 *
 * @since 1.0
 */

// Theme info
function wpex_get_theme_info( $return = 'array' ) {
	$array = array(
		'name'      => 'Fresh &amp; Clean',
		'dir'       => get_template_directory_uri() .'/functions/',
		'url'       => 'http://www.wpexplorer.com/fresh-clean-wordpress-theme-by-wpexplorer/',
		'changelog' => 'http://www.wpexplorer.com/changelogs/fresh-clean/',
	);
	if ( 'array' == $return ) {
		return $array;
	} else {
		return $array[$return];
	}
}

// Include admin options
require_once( get_template_directory() .'/functions/options.php' );

// Theme setup
function wpex_setup() {

	// Default content width
	global $content_width;
	$content_width = 645;
	
	// Theme support
	add_theme_support( 'automatic-feed-links' );
	add_theme_support( 'custom-background' );
	add_theme_support( 'post-thumbnails' );
	add_theme_support( 'title-tag' );
	
	// Register navigation menus
	register_nav_menus ( array(
		'main_menu' => __( 'Main', 'fresh-clean' )
	) );

	// Localize
	load_theme_textdomain( 'fresh-clean', get_template_directory() .'/languages' );

	// Image sizes
	add_image_size( 'wpex_slide', '1000', '400', true );
	add_image_size( 'wpex_entry', '200', '150', true );
	add_image_size( 'wpex_post', '768', 9999, false );

}
add_action( 'after_setup_theme', 'wpex_setup' );

// Load CSS and JS
require_once( get_template_directory() . '/functions/scripts.php' );

// Social functions
require_once( get_template_directory() . '/functions/social.php' );

// Custom Widgets
require_once( get_template_directory() . '/functions/widgets/widget-areas.php' );
require_once( get_template_directory() . '/functions/widgets/widget-post-thumbs.php' );

// Slides post type
require_once( get_template_directory() . '/functions/post-types/slides.php' );

// Admin only functions
if ( is_admin() ) {
	require_once( get_template_directory() . '/functions/updates.php' );
	require_once( get_template_directory() . '/functions/meta/meta-slides.php' );
	if ( ! defined( 'WPEX_DISABLE_THEME_ABOUT_PAGE' ) ) {
		require_once( get_template_directory() . '/functions/welcome.php' );
	}
	if ( ! defined( 'WPEX_DISABLE_THEME_DASHBOARD_FEEDS' ) ) {
		require_once( get_template_directory() . '/functions/dashboard-feed.php' );
	}
}

// Front-end functions
else {
	require_once( get_template_directory() . '/functions/hooks.php' );
}

// Change default read more style
function wpex_new_excerpt_more( $more ) {
	global $post;
	return '...';
}
add_filter( 'excerpt_more', 'wpex_new_excerpt_more' );

// Change default excerpt length
function wpex_custom_excerpt_length( $length ) {
	return 40;
}
add_filter( 'excerpt_length', 'wpex_custom_excerpt_length', 999 );

// Custom menu walker
class WPEX_Dropdown_Walker_Nav_Menu extends Walker_Nav_Menu {
	function display_element($element, &$children_elements, $max_depth, $depth=0, $args, &$output) {
		$id_field = $this->db_fields['id'];
		if ( !empty( $children_elements[$element->$id_field] ) && ( $depth == 0 ) ) {
			$element->classes[] = 'dropdown';
			$element->title .= ' <i class="fa fa-angle-down"></i>';
		}
		if ( !empty( $children_elements[$element->$id_field] ) && ( $depth > 0 ) ) {
			$element->classes[] = 'dropdown';
			$element->title .= ' <i class="fa fa-angle-right"></i>';
		}
		Walker_Nav_Menu::display_element($element, $children_elements, $max_depth, $depth, $args, $output);
	}
}

// Custom comments output
function wpex_comments_callback( $comment, $args, $depth ) {
	$GLOBALS['comment'] = $comment; ?>
	<li <?php comment_class(); ?> id="li-comment-<?php comment_ID() ?>">
		<div id="comment-<?php comment_ID(); ?>" class="comment-body <?php if ($comment->comment_approved == '0' ) echo 'pending-comment'; ?> clearfix">
				<div class="comment-details">
					<div class="comment-avatar">
						<?php echo get_avatar($comment, $size = '45' ); ?>
					</div><!-- /comment-avatar -->
					<div class="comment-meta">
						<section class="comment-author vcard">
							<?php printf(__( '<cite class="author">%s</cite>' ), get_comment_author_link()) ?>
						</section><!-- /comment-meta -->
						<span class="comment-date"><a href="<?php echo htmlspecialchars( get_comment_link( $comment->comment_ID ) ) ?>"><?php echo get_comment_date( 'l j F Y, g:i a' ); ?></a></span>
					</div>
					<section class="comment-content">
						<div class="comment-text">
							<?php comment_text() ?>
						</div><!-- /comment-text -->
						<?php
						// Show reply link if threaded comments are enabled
						if ( get_option( 'thread_comments' ) == 1 ) { ?>
							<div class="comment-reply">
								<span class="icon-reply"></span>
								<?php comment_reply_link( array_merge( $args, array( 'reply_text' => __( 'Reply','fresh-clean' ),'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ) ?>
							</div>
						<?php } ?>
					</section><!-- /comment-content -->
				</div><!-- /comment-details -->
		</div><!-- /comment -->
<?php
}

// Pagination
if ( ! function_exists( 'wpex_pagination' ) ) {
	function wpex_pagination() {
		global $wp_query;
		$total = $wp_query->max_num_pages;
		$big = 999999999; // need an unlikely integer
		if ( $total > 1 )  {
			 if ( ! $current_page = get_query_var( 'paged' ) ) {
				 $current_page = 1;
			 }
			 if ( get_option( 'permalink_structure' ) ) {
				 $format = 'page/%#%/';
			 } else {
				 $format = '&paged=%#%';
			 }
			echo paginate_links(array(
				'base'      => str_replace( $big, '%#%', esc_url( get_pagenum_link( $big ) ) ),
				'format'    => $format,
				'current'   => max( 1, get_query_var( 'paged' ) ),
				'total'     => $total,
				'mid_size'  => 3,
				'type'      => 'list',
				'prev_text' => '&laquo;',
				'next_text' => '&raquo;',
			 ));
		}
	}
}

// Re-locate comment form fields
if ( apply_filters( 'wpex_move_comment_form_fields', true ) ) {
	function wpex_move_comment_form_fields( $fields ) {
		$comment_field = $fields['comment'];
		unset( $fields['comment'] );
		$fields['comment'] = $comment_field;
		return $fields;
	}
	add_filter( 'comment_form_fields', 'wpex_move_comment_form_fields' );
}