functions

<?php

/*************************** Localisation ***************************/

load_theme_textdomain('gp_lang', TEMPLATEPATH . '/languages');
$locale = get_locale();
$locale_file = TEMPLATEPATH."/languages/$locale.php";
if(is_readable($locale_file)) require_once($locale_file);


/*************************** Theme Information ***************************/

$themename = __('Bounce', 'gp_lang'); // Theme Name
$dirname = "bounce"; // Directory Name


/*************************** File Directories ***************************/

define("ghostpool", TEMPLATEPATH . '/');
define("ghostpool_inc", TEMPLATEPATH . '/lib/inc/');
define("ghostpool_scripts", TEMPLATEPATH . '/lib/scripts/');
define("ghostpool_admin", TEMPLATEPATH . '/lib/admin/inc/');
define("ghostpool_bp", TEMPLATEPATH . '/lib/buddypress/');
define("BP_THEME_URL", get_template_directory_uri());


/*************************** Additional Functions ***************************/

// Main Theme Options
require_once(ghostpool_admin . 'theme-options.php');
require(ghostpool_inc . 'options.php');

// Meta Options
require_once(ghostpool_admin . 'theme-meta-options.php');

// Sidebars
require_once(ghostpool_admin . 'theme-sidebars.php');

// Shortcodes
require_once(ghostpool_admin . 'theme-shortcodes.php');

// Custom Post Types
require_once(ghostpool_admin . 'theme-post-types.php');

// TinyMCE
require_once (ghostpool_admin . 'tinymce/tinymce.php');

// Update Notification
require_once(ghostpool_admin . 'theme-update-notification.php');

// WP Show IDs
require_once(ghostpool_admin . 'wp-show-ids/wp-show-ids.php');

// Import/Export Widgets
require_once(ghostpool_admin . 'widget-settings-importexport/widget_data.php');

// Image Resizer
require_once(ghostpool_scripts . 'image-resizer.php');

// BuddyPress Functions
if(function_exists('bp_is_active') && file_exists(ghostpool_bp.'functions-buddypress.php')) { require_once(ghostpool_bp . 'functions-buddypress.php'); }


/*************************** Enqueue Styles ***************************/

function gp_enqueue_styles() {
	if(!is_admin()){

		global $post;
		require(ghostpool_inc . 'options.php');

		wp_enqueue_style('reset', get_template_directory_uri().'/lib/css/reset.css');

		wp_enqueue_style('style', get_template_directory_uri().'/style.css');

		wp_enqueue_style('responsive', get_template_directory_uri().'/responsive.css');

		wp_enqueue_style('prettyphoto', get_template_directory_uri().'/lib/scripts/prettyPhoto/css/prettyPhoto.css');

		wp_enqueue_style('lato', 'http://fonts.googleapis.com/css?family=Lato:400,300,100');

		wp_enqueue_style('raleway', 'http://fonts.googleapis.com/css?family=Raleway:100');

		if(isset($_COOKIE['SkinCookie'])) {
			global $skin;
			$skin = $_COOKIE['SkinCookie'];
		}

		if(isset($_GET['skin'])) {
			global $skin;
			$skin = $_GET['skin'];
			setcookie('SkinCookie', $skin);
		}

		if(isset($_GET['skin']) && $_GET['skin'] == "default") {
			global $skin;
			$skin = $theme_skin;
			setcookie('SkinCookie', $skin, time()-3600);
		}

		if((isset($_GET['skin']) && $_GET['skin'] != "default") OR (isset($_COOKIE['SkinCookie']) && $_COOKIE['SkinCookie'] != "default")) {

			function gp_skin_class($classes) {
				global $skin;
				$classes[] = 'skin-'.$skin;
				return $classes;
			}
			add_filter('body_class','gp_skin_class');

			wp_enqueue_style('style-skin', get_template_directory_uri().'/style-'.$skin.'.css');

		} else {

			if((is_singular() && !is_attachment() && !is_404()) && (get_post_meta($post->ID, 'ghostpool_skin', true) && get_post_meta($post->ID, 'ghostpool_skin', true) != "Default")) {

				function gp_skin_class($classes) {
					global $post;
					$classes[] = 'skin-'.get_post_meta($post->ID, 'ghostpool_skin', true);
					return $classes;
				}
				add_filter('body_class','gp_skin_class');

				wp_enqueue_style('style-skin', get_template_directory_uri().'/style-'.get_post_meta($post->ID, 'ghostpool_skin', true).'.css');

			} else {

				function gp_skin_class($classes) {
					global $theme_skin;
					$classes[] = 'skin-'.$theme_skin;
					return $classes;
				}
				add_filter('body_class','gp_skin_class');

				wp_enqueue_style('style-skin', get_template_directory_uri().'/style-'.$theme_skin.'.css');

			}

		}

		if($theme_custom_stylesheet) {

			wp_enqueue_style('style-theme-custom', get_template_directory_uri().'/'.$theme_custom_stylesheet);

		}

		if((is_single() OR is_page()) && get_post_meta($post->ID, 'ghostpool_custom_stylesheet', true)) {

			wp_enqueue_style('style-page-custom', get_template_directory_uri().'/'.get_post_meta($post->ID, 'ghostpool_custom_stylesheet', true));

		}

	}
}
add_action('wp_print_styles', 'gp_enqueue_styles');


/*************************** Enqueue Scripts ***************************/

function gp_enqueue_scripts() {
	if(!is_admin()){

		require(ghostpool_inc . 'options.php');

		wp_enqueue_script('jquery');

		wp_enqueue_script('jqueryui', 'https://ajax.googleapis.com/ajax/libs/jqueryui/1.8.16/jquery-ui.min.js', array('jquery'));

		if(is_singular()) wp_enqueue_script('comment-reply');

		wp_enqueue_script('swfobject', 'http://ajax.googleapis.com/ajax/libs/swfobject/2.2/swfobject.js');

		wp_enqueue_script('jwplayer', get_template_directory_uri().'/lib/scripts/mediaplayer/jwplayer.js', array('jquery'));

		wp_enqueue_script('flex-slider', get_template_directory_uri().'/lib/scripts/jquery.flexslider.js', array('jquery'));

		wp_enqueue_script('prettyphoto', get_template_directory_uri().'/lib/scripts/prettyPhoto/js/jquery.prettyPhoto.js', array('jquery'));

	}
}
add_action('wp_print_scripts', 'gp_enqueue_scripts');


/*************************** WP Header Hooks ***************************/

function gp_wp_header() {

	require(ghostpool_inc . 'options.php');

    if($theme_favicon_ico) echo '<link rel="shortcut icon" href="'.$theme_favicon_ico.'" /><link rel="icon" href="'.$theme_favicon_ico.'" type="image/vnd.microsoft.icon" />';

    if($theme_favicon_png) echo '<link rel="icon" type="image/png" href="'.$theme_favicon_png.'" />';

    if($theme_apple_icon) echo '<link rel="apple-touch-icon" href="'.$theme_apple_icon.'" />';

   	if($theme_custom_css) echo '<style>'.stripslashes($theme_custom_css).'</style>';

	echo stripslashes($theme_scripts);

	echo '
	<!--[if lte IE 9]>
	<style>
	dropcap#header-outer, #nav, #top-content, #top-content.top-content-stripe, #top-content #searchform, .author-info, .sc-price-box, .widget_nav_menu a:hover, .widget_nav_menu .current-menu-item > a, .wp-pagenavi span, .wp-pagenavi.cat-navi a, .wp-pagenavi.comment-navi a, .wp-pagenavi.post-navi a span, .gallery img, .frame #content-wrapper, .post-thumbnail, .sc-button, .sc-button:hover, .separate > div, .sc-image.image-border, .dropcap2, .dropcap3, .dropcap4, .dropcap5, .notify, .comment-avatar img, .post-author, #bp-links a, .avatar {
		behavior: url("'.get_template_directory_uri().'/lib/scripts/pie/PIE.php");
	}
	</style>
	<![endif]-->';

}
add_action('wp_head', 'gp_wp_header');


/*************************** Featured Image Sizes ***************************/

add_theme_support('post-thumbnails');
set_post_thumbnail_size(150, 150, true);


/*************************** bbPress Support ***************************/

if(is_admin() && function_exists('is_bbpress')) { add_theme_support('bbpress'); }


/*************************** Navigation Menus ***************************/

add_action('init', 'register_my_menus');
function register_my_menus() {
	register_nav_menus(array(
		'header-nav' => __('Header Navigation', 'gp_lang')
	));
}


/*************************** Mobile Navigation ***************************/

class gp_mobile_menu extends Walker_Nav_Menu{

	var $to_depth = -1;

	function start_lvl(&$output, $depth){
		$indent = str_repeat("\t", $depth);
	}

	function end_lvl(&$output, $depth){
		$indent = str_repeat("\t", $depth);
	}

	function start_el(&$output, $item, $depth, $args){
		$item->title = str_repeat("-", $depth * 2).'&nbsp;'.$item->title;
		parent::start_el($output, $item, $depth, $args);
		$output = str_replace('<li', '<option value="' . $item->url . '"', $output);
	}

	function end_el(&$output, $item, $depth){
		$output .= "</option>\n";
	}

}


/*************************** Other Features ***************************/

// Add support for custom backgrounds
add_custom_background();

// This theme styles the visual editor with editor-style.css to match the theme style.
add_editor_style();

// Set the content width based on the theme's design and stylesheet.
if(!isset($content_width)) $content_width = 640;

// Add default posts and comments RSS feed links to <head>.
add_theme_support('automatic-feed-links');


/*************************** Excerpts ***************************/

// Excerpt Length
function new_excerpt_length($length) {
	return 500;
}
add_filter('excerpt_length', 'new_excerpt_length');

function excerpt($limit) {
	$excerpt = explode(' ', get_the_excerpt(), $limit);
	if (count($excerpt)>=$limit) {
	array_pop($excerpt);
	$excerpt = implode(" ",$excerpt).'...';
	} else {
	$excerpt = implode(" ",$excerpt);
	}
	$excerpt = preg_replace('`\[[^\]]*\]`','',$excerpt);
	return $excerpt;
}

// Replace excerpt ellipsis
function new_excerpt_more($more) {
	return '...';
}
add_filter('excerpt_more', 'new_excerpt_more');
remove_filter('the_excerpt', 'wpautop');


/*************************** Add Excerpt Support To Pages ***************************/

add_action( 'init', 'my_add_excerpts_to_pages' );
function my_add_excerpts_to_pages() {
     add_post_type_support( 'page', 'excerpt' );
}


/*************************** Shortcode Support For Text Widget ***************************/

add_filter('widget_text', 'do_shortcode');


/*************************** Breadcrumbs ***************************/

function the_breadcrumb() {
global $post;
	if (!is_home()) {
		echo '<a href="'.home_url().'">'.__('Home', 'gp_lang').'</a>';
		if (is_category()) {
			echo " &rsaquo; ";
			echo single_cat_title();
		}
		elseif(is_singular('post') && !is_attachment()) {
			$cat = get_the_category(); $cat = $cat[0];
			echo " &rsaquo; ";
			if(get_the_category()) {
				$cat = get_the_category(); $cat = $cat[0];
				echo get_category_parents($cat, TRUE, ' &rsaquo; ');
			}
			echo the_title_limit(30);
		}
		elseif (is_search()) {
			echo " &rsaquo; ";
			_e('Search', 'gp_lang');
		}
		elseif (is_page() && $post->post_parent) {
			echo ' &rsaquo; <a href="'.get_permalink($post->post_parent).'">';
			echo get_the_title($post->post_parent);
			echo "</a> &rsaquo; ";
			echo the_title_limit(30);
		}
		elseif (is_page() OR is_attachment()) {
			echo " &rsaquo; ";
			echo the_title_limit(30);
		}
		elseif (is_author()) {
			echo wp_title(' &rsaquo; ', true, 'left');
			echo "'s ".__('Posts', 'gp_lang');
		}
		elseif (is_404()) {
			echo " &rsaquo; ";
			_e('Page Not Found', 'gp_lang');;
		}
		elseif (is_archive()) {
			echo wp_title(' &rsaquo; ', true, 'left');
		}
	}
}


/*************************** Page Navigation ***************************/

function gp_pagination($pages = '', $range = 2)
{
     $showitems = ($range * 2)+1;

     global $paged;

	 if (get_query_var('paged')) {
		 $paged = get_query_var('paged');
	 } elseif (get_query_var('page')) {
		 $paged = get_query_var('page');
	 } else {
		 $paged = 1;
	 }

     if($pages == '')
     {
         global $wp_query;
         $pages = $wp_query->max_num_pages;
         if(!$pages)
         {
             $pages = 1;
         }
     }

     if(1 != $pages)
     {
        echo "<div class='clear'></div><div class='wp-pagenavi cat-navi'>";
		echo '<span class="pages">'.__('Page', 'gp_lang').' '.$paged.' '.__('of', 'gp_lang').' '.$pages.'</span>';
         if($paged > 2 && $paged > $range+1 && $showitems < $pages) echo "<a href='".get_pagenum_link(1)."'>&laquo;</a>";
         if($paged > 1 && $showitems < $pages) echo "<a href='".get_pagenum_link($paged - 1)."'>&lsaquo;</a>";

         for ($i=1; $i <= $pages; $i++)
         {
             if (1 != $pages &&( !($i >= $paged+$range+1 || $i <= $paged-$range-1) || $pages <= $showitems ))
             {
                 echo ($paged == $i)? "<span class='current'>".$i."</span>":"<a href='".get_pagenum_link($i)."' class='inactive' >".$i."</a>";
             }
         }

         if ($paged < $pages && $showitems < $pages) echo "<a href='".get_pagenum_link($paged + 1)."'>&rsaquo;</a>";
         if ($paged < $pages-1 &&  $paged+$range-1 < $pages && $showitems < $pages) echo "<a href='".get_pagenum_link($pages)."'>&raquo;</a>";
         echo "</div>\n";
     }
}


/*************************** Shorten Titles ***************************/

function the_title_limit($length, $replacer = '...') {
	$string = the_title('','',FALSE);
	if(strlen($string) > $length)
	$string = (preg_match('/^(.*)\W.*$/', substr($string, 0, $length+1), $matches) ? $matches[1] : substr($string, 0, $length)) . $replacer;
	echo $string;
}


/*************************** Shortcode Empty Paragraph Fix ***************************/

// Plugin URI: http://www.johannheyne.de/wordpress/shortcode-empty-paragraph-fix/
add_filter('the_content', 'shortcode_empty_paragraph_fix');
function shortcode_empty_paragraph_fix($content)
{
	$array = array (
		'<p>[' => '[',
		']</p>' => ']',
		']<br />' => ']'
	);

	$content = strtr($content, $array);

	return $content;
}


/*************************** Password Protected Form ***************************/

add_filter('the_password_form', 'custom_password_form');
function custom_password_form() {
	global $post;
	$label = 'pwbox-'.(empty($post->ID) ? rand() : $post->ID);
	$form =  '<form class="protected-post-form" action="' . get_option('siteurl') . '/wp-pass.php" method="post">
	' .__('This page is password protected. Enter the password below to view this page.', 'gp_lang'). '<br/><input name="post_password" id="' . $label . '" type="password" size="20" /><input type="submit" name="Submit" value="' . esc_attr__('Submit', 'gp_lang') . '" />
	</form>';
	return $form;
}


/*************************** Custom Media Gallery Field ***************************/

function ghostpool_attachment_fields_to_edit($form_fields, $post) {
	$form_fields["ghostpool_video_url"] = array(
		"label" => __('Audio/Video URL', 'gp_lang'),
		"input" => "text",
		"value" => get_post_meta($post->ID, "_ghostpool_video_url", true),
		"helps" => __('The URL of your video or audio file (YouTube/Vimeo/FLV/MP4/M4V/MP3).', 'gp_lang'),
	);
   return $form_fields;
}
add_filter("attachment_fields_to_edit", "ghostpool_attachment_fields_to_edit", null, 2);

function ghostpool_attachment_fields_to_save($post, $attachment) {
	if(isset($attachment['ghostpool_video_url'])){
		update_post_meta($post['ID'], '_ghostpool_video_url', $attachment['ghostpool_video_url']);
	}
	return $post;
}
add_filter("attachment_fields_to_save", "ghostpool_attachment_fields_to_save", null , 2);


/*************************** Redirect to Theme Options after Activation ***************************/

if(is_admin() && isset($_GET['activated']) && $pagenow == "themes.php") {
	add_action('admin_head','ct_option_setup');
	header('Location: '.admin_url().'themes.php?page=theme-options.php');
}

?>