<?php


function iron_mailchimp_subscribe() {

	require_once(IRON_PARENT_DIR.'/includes/classes/MCAPI.class.php');

	$enabled = get_iron_option('newsletter_enabled');
	$mc_api_key = get_iron_option('mailchimp_api_key');
	$mc_list_id = get_iron_option('mailchimp_list_id');

	extract($_POST);

	if(!$enabled)
		die('disabled');

	if($mc_api_key == '' || $mc_list_id == '')
		die('missing_api_key');


	// check if email is valid
	if (isset($email) && is_email($email) ) {

		$api = new MCAPI($mc_api_key);

		if($api->listSubscribe($mc_list_id, $email, '') === true)
			die('success');
		else
			die('subscribed');

	}else
		die('invalid');

}
add_action('wp_ajax_iron_mailchimp_subscribe', 'iron_mailchimp_subscribe');
add_action('wp_ajax_nopriv_iron_mailchimp_subscribe', 'iron_mailchimp_subscribe');


function iron_newsletter_subscribe() {

	global $wpdb;

	extract($_POST);


	// Create table if not exist

	$wpdb->query("
	CREATE TABLE IF NOT EXISTS ".$wpdb->prefix."iron_newsletter (
	  `email` varchar(255) NOT NULL DEFAULT '',
	  `time` varchar(255) DEFAULT NULL,
	  PRIMARY KEY (`email`)
	) ENGINE=MyISAM DEFAULT CHARSET=latin1;");


	// Check if email is valid
	if ( isset($email) && is_email($email) ) {

		/* check if exists */
		$query = $wpdb->prepare('SELECT COUNT(*) FROM '.$wpdb->prefix.'iron_newsletter  WHERE email = %s', array($email));
		$count = $wpdb->get_var($query);

		if ( $count == 0 ) { // Email does not exist.

			$query = $wpdb->prepare('INSERT INTO '.$wpdb->prefix.'iron_newsletter  (email, time) VALUES (%s, %s)', array($email, date('Y-m-d H:i:s')));
			$wpdb->query($query);

			// Send notification to admin
			$admin_email = get_option('admin_email');
			$subject = _x('New subscriber', IRON_TEXT_DOMAIN); // Subject
			$message = _x(sprintf('Hello admin, you have one new subscriber. This is his/her e-mail address: %s.', $email), IRON_TEXT_DOMAIN); // Message
			$headers[] = 'From: '.$email.' <'.$email.'>';

			wp_mail($admin_email,$subject,$message,$headers);

			die('success');

		}else
			die('subscribed');


	} else
		die('invalid');

}

add_action('wp_ajax_iron_newsletter_subscribe', 'iron_newsletter_subscribe');
add_action('wp_ajax_nopriv_iron_newsletter_subscribe', 'iron_newsletter_subscribe');


function iron_get_newsletter() {

	if(isset($_GET["load"]) && $_GET["load"] == "newsletter.csv") {

		global $wpdb;

		$wpdb->query("
		CREATE TABLE IF NOT EXISTS ".$wpdb->prefix."iron_newsletter (
		  `email` varchar(255) NOT NULL DEFAULT '',
		  `time` varchar(255) DEFAULT NULL,
		  PRIMARY KEY (`email`)
		) ENGINE=MyISAM DEFAULT CHARSET=latin1;");


		$results = $wpdb->get_results("SELECT * FROM ".$wpdb->prefix."iron_newsletter", ARRAY_A);

		$data = "";

		if(!empty($results)) {

			$keys = array_keys($results[0]);

			//create csv header row, to contain table headers
			//with database field names
			$header = "";
			foreach ( $keys as $key ) {
				$header .= $key . ",";
			}

			//this is where most of the work is done.
			//Loop through the query results, and create
			//a row for each
			foreach($results as $row) {
				$line = '';
				//for each field in the row
				foreach( $row as $value ) {
					//if null, create blank field
					if ( ( !isset( $value ) ) || ( $value == "" ) ){
						$value = ",";
					}
					//else, assign field value to our data
					else {
						$value = str_replace( '"' , '""' , $value );
						$value = '"' . $value . '"' . ",";
					}
					//add this field value to our row
					$line .= $value;
				}
				//trim whitespace from each row
				$data .= trim( $line ) . "\n";
			}
			//remove all carriage returns from the data
			$data = str_replace( "\r" , "" , $data );
		}

		//create a file and send to browser for user to download
		header("Content-type: application/vnd.ms-excel");
		header("Content-Disposition: attachment; filename=newsletter-".date("Y-m-d").".csv");
		header("Pragma: no-cache");
		header("Expires: 0");

		echo "$header\n$data";
		exit;
	}
}
add_action('admin_init', 'iron_get_newsletter');



function iron_is_login_page() {
	return in_array($GLOBALS['pagenow'], array('wp-login.php', 'wp-register.php'));
}

function iron_breadcrumbs($id = 'breadcrumbs', $class = 'breadcrumbs')
{
	global $post_type;

	echo '<nav id="' . $id . '" class="' . $class . '"><ul>';

	if ( is_paged() || is_singular() || is_author() || is_tax() || is_category() || is_tag() || is_date() ) {
		echo '<li><a href="' . home_url('/') . '">' . __('Home', IRON_TEXT_DOMAIN) . '</a></li>';
	}

	if ( ( is_paged() || is_singular() || is_tax() || is_category() || is_tag() || is_date() ) && ( ! is_page() || ! is_attachment() ) )
	{
		global $iron_post_types;

		# Post Type
		if ( empty($post_type) )
			$post_type = get_post_type();

		$url = '';

		if ( in_array($post_type, $iron_post_types) )
			$archive_page = get_iron_option('page_for_' . $post_type . 's');
		else
			$archive_page = get_option('page_for_' . $post_type . 's');

		if ( $archive_page > 0 )
		{
			$url = post_permalink( $archive_page );
			if ( ! empty($url) )
				echo '<li><a href="' . $url . '">' . get_the_title( $archive_page ) . '</a></li>';
		}
	}

	if ( is_archive() )
	{
		# Term
		if ( is_tax() )
		{
			$taxonomy = get_query_var('taxonomy');
			$term = get_term_by( 'slug', get_query_var('term'), $taxonomy );

		} elseif ( is_category() ) {
			$taxonomy = 'category';
			$term = get_category( get_query_var('cat') );

		} elseif ( is_tag() ) {
			$taxonomy = 'post_tag';
			$term = get_term_by( 'slug', get_query_var('tag'), $taxonomy );
		}

		if ( ! empty( $term ) && ! is_wp_error( $term ) ) {
			echo '<li><a href="' . get_term_link( $term->slug, $taxonomy ) . '">' . $term->name . '</a></li>';
		}

		# A Date/Time Page
		if ( is_day() ) {

			echo '<li>' . sprintf( __('Archive for %s', IRON_TEXT_DOMAIN), get_the_date() ) . '</li>';

		} elseif ( is_month() ) {

			echo '<li>' . sprintf( __('Archive for %s', IRON_TEXT_DOMAIN), get_the_date( _x('F Y', 'monthly archives date format', IRON_TEXT_DOMAIN) ) ) . '</li>';

		} elseif ( is_year() ) {

			echo '<li>' . sprintf( __('Archive for %s', IRON_TEXT_DOMAIN), get_the_date( _x('Y', 'yearly archives date format', IRON_TEXT_DOMAIN) ) ) . '</li>';

		} elseif ( is_author() ) {

			$author = get_userdata( get_query_var('author') );
			echo '<li>' . sprintf( __('Archive for %s', IRON_TEXT_DOMAIN), $author->display_name ) . '</li>';

		}

	} elseif ( is_search() ) {

		echo '<li>' . __('Results', IRON_TEXT_DOMAIN) . '</li>';

	}

	// Index Pagination
	if ( is_paged() ) {

		echo '<li>' . sprintf( __('Page %s', IRON_TEXT_DOMAIN), get_query_var('paged') ) . '</li>';

	}




	# A Single Page, Single Post or Attachment
	if ( is_singular() ) {

		echo '<li>' . get_the_title() . '</li>';

		// Post Pagination
		$paged = get_query_var('page');

		if ( is_single() && $paged > 1 ) {

			echo '<li>' . sprintf( __('Page %s', IRON_TEXT_DOMAIN), $paged ) . '</li>';

		}

	}

	echo '</ul></nav>';
}


function iron_get_posts($post_type = 'post', $paged = 1, $per_page = null, $term = null, $tax = null, $ajax = false) {
	// global $paged;

	// $paged = $page;
	$args = array(
		'post_type' => $post_type,
		'paged' => $paged
	);

	$args['ajax'] = $ajax;

	if ( $per_page )
		$args['posts_per_page'] = $per_page;

	if ( term_exists($term) && taxonomy_exists($tax) )
	{
		switch ( $tax ) {
			case 'category':
				$args['cat'] = $term;
				break;

			case 'tag':
				$args['tag'] = $term;
				break;

			default:
				$args['tax_query'] = array(
					array(
						'taxonomy' => $tax,
						'field'    => 'id',
						'terms'    => $term,
						'operator' => 'IN'
					)

				);
				break;
		}
	}

	$query = new WP_Query( $args );

	return $query;
}

function iron_show_categories($taxonomy) {

	include(locate_template('parts/categories.php'));
}


/**
 * Trashes custom settings related to Theme Options
 *
 * When the post and page is permanently deleted, everything that is tied to it is deleted also.
 * This includes theme settings.
 *
 * @see wp_delete_post()
 *
 * @param int $post_id Post ID.
 */
function iron_delete_post ( $post_id ) {
	global $wpdb;

	if ( $post = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d", $post_id)) )
	{
		if ( 'page' == $post->post_type) {
			// if the page is defined in option page_on_front or post_for_posts,
			// adjust the corresponding options
			if ( get_iron_option('page_for_albums') == $post_id ) {
				reset_iron_option('page_for_albums');
			}
			if ( get_iron_option('page_for_events') == $post_id ) {
				reset_iron_option('page_for_events');
			}
			if ( get_iron_option('page_for_videos') == $post_id ) {
				reset_iron_option('page_for_videos');
			}
			if ( get_iron_option('page_for_photos') == $post_id ) {
				reset_iron_option('page_for_photos');
			}
		}
	}
}

add_action('delete_post', 'iron_delete_post');


/**
 * Save custom settings related to Theme Options
 *
 * When the post and page is updated, everything that is tied to it is saved also.
 * This includes theme settings.
 *
 * @see wp_update_post()
 *
 * @param int $post_id Post ID.
 */
function iron_save_post ( $post_id ) {
	global $wpdb;

	if ( $post = $wpdb->get_row($wpdb->prepare("SELECT p.*, pm.meta_value AS page_template FROM $wpdb->posts AS p INNER JOIN $wpdb->postmeta AS pm ON p.ID = pm.post_id WHERE p.ID = %d AND pm.meta_key = '_wp_page_template'", $post_id)) )
	{
		if ( 'page' == $post->post_type)
		{
			switch ( $post->page_template ) {
				case 'front-page.php':
				case 'page-front.php':
				case 'page-home.php':
					update_option('show_on_front', 'page');
					update_option('page_on_front', $post_id);
					break;

				case 'home.php':
				case 'index.php':
				case 'page-blog.php':
				case 'archive-post.php':
					update_option('show_on_front', 'page');
					update_option('page_for_posts', $post_id);
					break;

				case 'archive-album.php':
					set_iron_option('page_for_albums', $post_id);
					break;

				case 'archive-event.php':
					set_iron_option('page_for_events', $post_id);
					break;

				case 'archive-video.php':
					set_iron_option('page_for_videos', $post_id);
					break;

				case 'archive-photo.php':
					set_iron_option('page_for_photos', $post_id);
					break;

				default:

					if($post->post_name == 'home') {
						update_option('show_on_front', 'page');
						update_option('page_on_front', $post_id);
					}else{
					
						if ( get_iron_option('page_for_albums') == $post_id ) {
							reset_iron_option('page_for_albums');
						}
						if ( get_iron_option('page_for_events') == $post_id ) {
							reset_iron_option('page_for_events');
						}
						if ( get_iron_option('page_for_videos') == $post_id ) {
							reset_iron_option('page_for_videos');
						}
						if ( get_iron_option('page_for_photos') == $post_id ) {
							reset_iron_option('page_for_photos');
						}
	
						if ( get_option('page_on_front') === 0 && get_option('page_for_posts') === 0 ) {
							update_option('show_on_front', 'posts');
						}
					}
					break;
			}
		}
	}
}

add_action( 'save_post', 'iron_save_post' );



/**
 * Whether the passed content contains an existing registered shortcode
 *
 * @global array $shortcode_tags
 * @param string $content
 * @return boolean
 */
function has_existing_shortcode ( $content ) {
	preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches, PREG_SET_ORDER );
	if ( empty( $matches ) )
		return false;

	global $shortcode_tags;

	foreach ( $matches as $shortcode ) {
		if ( shortcode_exists($shortcode[2]) )
			return true;
	}

	return false;
}


/**
 * Creates a nicely formatted and more specific title element text for output
 * in head of document, based on current view.
 *
 * @param string $title Default title text for current view.
 * @param string $sep Optional separator.
 * @return string The filtered title.
 */

function iron_wp_title ( $title, $sep, $seplocation ) {
	global $paged, $page;

	if ( is_feed() )
		return $title;

	if ( is_post_type_archive() )
	{
		$post_type_obj = get_queried_object();
		$title = get_the_title( get_iron_option('page_for_' . $post_type_obj->name . 's') );

		$prefix = '';
		if ( !empty($title) )
			$prefix = " $sep ";

		$t_sep = '%WP_TITILE_SEP%'; // Temporary separator, for accurate flipping, if necessary

		// Determines position of the separator and direction of the breadcrumb
		if ( 'right' == $seplocation ) { // sep on right, so reverse the order
			$title_array = explode( $t_sep, $title );
			$title_array = array_reverse( $title_array );
			$title = implode( " $sep ", $title_array ) . $prefix;
		} else {
			$title_array = explode( $t_sep, $title );
			$title = $prefix . implode( " $sep ", $title_array );
		}
	}

	// Add the site name.
	$title .= get_bloginfo('name');

	// Add the site description for the home/front page.
	$site_description = get_bloginfo('description', 'display');
	if ( $site_description && ( is_home() || is_front_page() ) )
		$title = "$title $sep $site_description";

	// Add a page number if necessary.
	if ( $paged >= 2 || $page >= 2 )
		$title = "$title $sep " . sprintf( __('Page %s', IRON_TEXT_DOMAIN), max($paged, $page) );

	return $title;
}

add_filter('wp_title', 'iron_wp_title', 5, 3);

/**
 * Display or retrieve the archive title with optional content.
 *
 * @see the_title()
 *
 * @param string $before Optional. Content to prepend to the title.
 * @param string $after Optional. Content to append to the title.
 * @param bool $echo Optional, default to true.Whether to display or return.
 * @return null|string Null on no title. String if $echo parameter is false.
 */

function iron_the_archive_title ( $post_type = '', $before = '', $after = '', $echo = true ) {
	$title = iron_get_the_archive_title( $post_type );

	if ( strlen($title) == 0 )
		return;

	$title = $before . $title . $after;

	if ( $echo )
		echo $title;
	else
		return $title;
}

function iron_get_the_archive_title ( $post_type = '' ) {

	if ( is_tax() )
	{
		$taxonomy = get_query_var('taxonomy');
		$term = get_term_by( 'slug', get_query_var('term'), $taxonomy );

		$title = $term->name;

	} else {

		if ( empty($post_type) )
			$post_type = get_post_type();

		$page_for_archive = get_iron_option('page_for_' . $post_type . 's');
		$post_type_object = get_post_type_object( $post_type );

		if ( ! empty($page_for_archive) )
			$title = get_the_title( $page_for_archive );
		else if ( ! empty($post_type_object->label) )
			$title = $post_type_object->label;
		else
			$title = __('Archives', IRON_TEXT_DOMAIN);
	}

	return apply_filters( 'the_title', $title );
}


/**
 * Append archive template to stack of taxonomy templates.
 *
 * If no taxonomy templates can be located, WordPress
 * falls back to archive.php, though it should try
 * archive-{$post_type}.php before.
 *
 * @see get_taxonomy_template(), get_archive_template()
 */
function iron_archive_template_include ( $templates ) {
	$term = get_queried_object();
	$post_types = array_filter( (array) get_query_var( 'post_type' ) );

	if ( empty($post_types) ) {
		$taxonomy = get_taxonomy( $term->taxonomy );

		$post_types = $taxonomy->object_type;

		$templates = array();

		if ( count( $post_types ) == 1 ) {
			$post_type = reset( $post_types );
			$templates[] = "archive-{$post_type}.php";
		}
	}

	return locate_template( $templates );
}

add_filter('taxonomy_template', 'iron_archive_template_include');


function iron_full_pagination () {
	global $wp_query, $wp_rewrite;
	$wp_query->query_vars['paged'] > 1 ? $current = $wp_query->query_vars['paged'] : $current = 1;

	$pagination = array(
		'base' => @add_query_arg('page','%#%'),
		'format' => '',
		'total' => $wp_query->max_num_pages,
		'current' => $current,
		'show_all' => false,
		'type' => 'list',
		'next_text' => '»',
		'prev_text' => '«'
		);

	if( $wp_rewrite->using_permalinks() )
		$pagination['base'] = user_trailingslashit( trailingslashit( remove_query_arg( 's', get_pagenum_link( 1 ) ) ) . 'page/%#%/', 'paged' );

	if( !empty($wp_query->query_vars['s']) )
		$pagination['add_args'] = array( 's' => get_query_var( 's' ) );

	echo paginate_links( $pagination );
}



/**
 * Get the page assigned to be the content type archive.
 *
 * @since 1.5.0
 * @todo Swap `get_pages()` with `WP_Query` directly to
 *       use `meta_query` to query an array of template names.
 */

function iron_get_page_for_post_type ( $post_type = '', $page_template = '' ) {

	if ( $post_type )
	{
		$page_id = get_iron_option('page_for_' . $post_type . 's');

		if ( empty($page_id) && ! empty($page_template) ) {
			$page = get_pages(array(
				'meta_key' => '_wp_page_template',
				'meta_value' => $page_template,
				'number' => 1
			));

			if ( ! empty($page) )
				$page_id = $page[0]->ID;
		}

		if ( $page_id )
			return $page_id;
	}

	return 0;
}



function iron_redirect_album_url () {

	if ( 'album' == get_post_type() && is_single() ) {
		global $post;

		$url = get_post_meta($post->ID, 'alb_link_external', true);
		$url = esc_url($url);

		if ( ! empty($url) ) {
			wp_redirect($url, 302);
			exit;
		}
	}
}

add_action('template_redirect', 'iron_redirect_album_url');



/**
 * Display the time at which the event was written.
 *
 * @since 1.5.0
 * @see the_time()
 *
 * @param string $d Either 'G', 'U', or php date format.
 */

function iron_the_event_date ( $d = '' ) {
	$post = get_post();

	$show_time = get_field('event_show_time', $post->ID);

	echo '<time class="datetime" datetime="' . apply_filters( 'the_event_timestamp', ( $show_time ? get_the_time('c') : get_the_time('Y-m-d\TZ') ), $d ) . '">' . apply_filters( 'the_event_date', iron_get_the_event_date( $d ), $d ) . '</time>';
}



/**
 * Retrieve the time at which the event was written.
 *
 * @since 1.5.0
 * @see get_the_time()
 *
 * @param string $d Optional Either 'G', 'U', or php date format defaults to the value specified in the time_format option.
 * @param int|object $post Optional post ID or object. Default is global $post object.
 * @return string
 */

function iron_get_the_event_date ( $d = '', $post = null ) {
	$post = get_post($post);

	$field = get_field_object('field_523b46ebe35ef', $post->ID, array( 'load_value' => false ));
	$value = get_post_meta($post->ID, 'event_show_time', true);

	if ( '' == $value )
		$show_time = $field['default_value'];
	else if ( 0 == $value )
		$show_time = false;
	else if ( 1 == $value )
		$show_time = true;

	if ( '' == $d )
		$the_time = '<span class="date">' . date_i18n( get_option('date_format'), get_post_time()) . '</span>' . ( $show_time ? ' <span class="time">' . date_i18n(get_option('time_format'), get_post_time()) . '</span>' : '' );
	else
		$the_time = get_post_time( $d, false, $post, true );

	return apply_filters('get_the_event_date', $the_time, $d, $post);
}



/**
 * Setup Dynamic Sidebar
 */

function setup_dynamic_sidebar ( $page_id )
{

	$has_sidebar = false;
	$sidebar_area = false;
	$sidebar_position = get_field('sidebar-position', $page_id);

	if ( 'disabled' === $sidebar_position )
		$sidebar_position = false;

	if ( $sidebar_position )
	{
		$sidebar_area = get_field('sidebar-area_id', $page_id, false);
		$has_sidebar = is_active_sidebar( $sidebar_area );

	}
	
	return array(
		  $has_sidebar
		, $sidebar_position
		, $sidebar_area
	);
}


/**
 * Add Theme Options to WordPress Toolbar
 */

function iron_admin_bar ( $wp_toolbar )
{
	global $redux_args;

	$wp_toolbar->add_node( array(
		  'parent' => 'appearance'
		, 'id'     => 'iron-options'
		, 'title'  => $redux_args['menu_title']
		, 'href'   => admin_url('/admin.php?page=' . $redux_args['page_slug'])
	) );
}

add_action('admin_bar_menu', 'iron_admin_bar', 999);

// ENVATO

/**
 * Load the Envato WordPress Toolkit Library check for updates
 * and direct the user to the Toolkit Plugin if there is one
 */
function envato_toolkit_admin_init() {
  // Include the Toolkit Library
  include_once( IRON_PARENT_DIR . '/includes/envato-wordpress-toolkit-library/class-envato-wordpress-theme-upgrader.php' );
  // Use credentials used in toolkit plugin so that we don't have to show our own forms anymore
  $credentials = get_option( 'envato-wordpress-toolkit' );
  if ( empty( $credentials['user_name'] ) || empty( $credentials['api_key'] ) ) {
      add_action( 'admin_notices', 'envato_toolkit_credentials_admin_notices' );
      return;
  }
  // Check updates only after a while
  $lastCheck = get_option( 'toolkit-last-toolkit-check' );
  if ( false === $lastCheck ) {
    update_option( 'toolkit-last-toolkit-check', time() );
    return;
  }
  if ( !(( time() - $lastCheck ) > 10800) ) { // 3 HOURS = 10800 SECONDS
    return;
  }
  // Update the time we last checked
  update_option( 'toolkit-last-toolkit-check', time() );
  // Check for updates
  $upgrader = new Envato_WordPress_Theme_Upgrader( $credentials['user_name'], $credentials['api_key'] );
  $updates = $upgrader->check_for_theme_update();
  // If $updates->updated_themes_count == true then we have an update!
  // Add update alert, to update the theme
  if ( $updates->updated_themes_count ) {
    add_action( 'admin_notices', 'envato_toolkit_admin_notices' );
  }
}
add_action( 'admin_init', 'envato_toolkit_admin_init' );

/**
 * Display a notice in the admin to remind the user to enter their credentials
 */
function envato_toolkit_credentials_admin_notices() {
  $message = sprintf( __( "To enable theme update notifications, please enter your Envato Marketplace credentials in the %s", "default" ),
    "<a href='" . admin_url() . "admin.php?page=envato-wordpress-toolkit'>Envato WordPress Toolkit Plugin</a>" );
  echo "<div id='message' class='updated below-h2'><p>{$message}</p></div>";
}

/**
 * Display a notice in the admin that an update is available
 */
function envato_toolkit_admin_notices() {
  $message = sprintf( __( "An update to the theme is available! Head over to %s to update it now.", "default" ),
    "<a href='" . admin_url() . "admin.php?page=envato-wordpress-toolkit'>Envato WordPress Toolkit Plugin</a>" );
  echo "<div id='message' class='updated below-h2'><p>{$message}</p></div>";
}

/**
 * Outputs a notice that a subject is deprecated.
 *
 * There is a hook `iron_deprecated` that will be called that can be used
 * to get the backtrace up to what file and function called the deprecated
 * function.
 *
 * This function is to be used in every field that is deprecated.
 *
 * @since 1.6.0
 *
 * @param string $subject The function that was called
 * @param string $version The version of WordPress that deprecated the function
 * @param string $replacement Optional. The function that should have been called
 */

function iron_deprecated_notice( $subject, $version, $replacement = null ) {

	do_action( 'iron_deprecated', $subject, $replacement, $version );

	if ( ! is_null( $replacement ) )
		return sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.'), $subject, $version, $replacement );
	else
		return sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.'), $subject, $version );
}



/**
 * Insert an array into another array before/after a certain key
 *
 * @param array $array The initial array
 * @param array $pairs The array to insert
 * @param string $key The certain key
 * @param string $position Wether to insert the array before or after the key
 * @return array
 */

if ( ! function_exists('array_insert') )
{
	function array_insert ( $array, $pairs, $key, $position = 'after' )
	{
		$key_pos = array_search( $key, array_keys($array) );

		if ( 'after' == $position )
			$key_pos++;

		if ( false !== $key_pos ) {
			$result = array_slice( $array, 0, $key_pos );
			$result = array_merge( $result, $pairs );
			$result = array_merge( $result, array_slice( $array, $key_pos ) );
		}
		else {
			$result = array_merge( $array, $pairs );
		}

		return $result;
	}
}


/**
 *  Modify excerpts length
 *
 */

function custom_excerpt_length( $length ) {
	return 20;
}
add_filter( 'excerpt_length', 'custom_excerpt_length', 999 );


// Hex 2 RGB values
function hex2rgb($hex) {
   $hex = str_replace("#", "", $hex);

   if(strlen($hex) == 3) {
      $r = hexdec(substr($hex,0,1).substr($hex,0,1));
      $g = hexdec(substr($hex,1,1).substr($hex,1,1));
      $b = hexdec(substr($hex,2,1).substr($hex,2,1));
   } else {
      $r = hexdec(substr($hex,0,2));
      $g = hexdec(substr($hex,2,2));
      $b = hexdec(substr($hex,4,2));
   }
   $rgb = array($r, $g, $b);
   return implode(",", $rgb); // returns the rgb values separated by commas
   // return $rgb; // returns an array with the rgb values
}

	
//setting a random id
if(!function_exists('iron_random_id')) { 
	function iron_random_id($id_length) {
	$random_id_length = $id_length; 
	$rnd_id = crypt(uniqid(rand(),1)); 
	$rnd_id = strip_tags(stripslashes($rnd_id)); 
	$rnd_id = str_replace(".","",$rnd_id); 
	$rnd_id = strrev(str_replace("/","",$rnd_id)); 
	$rnd_id = str_replace(range(0,9),"",$rnd_id); 
	$rnd_id = substr($rnd_id,0,$random_id_length); 
	$rnd_id = strtolower($rnd_id);  

	return $rnd_id;
	}
}
<br />
<b>Fatal error</b>:  Call to undefined function iron_is_login_page() in <b>/home/asv00/miroman.com.ua/www/wp-content/themes/lush/includes/setup.php</b> on line <b>936</b><br />