<?php
/*-----------------------------------------------------------------------------------*/
/*	Theme Setup
/*-----------------------------------------------------------------------------------*/ 

if (!isset($content_width))
{
    $content_width = 680;
}

if (function_exists('add_theme_support'))
{
    // Add Menu Support
    add_theme_support('menus');

    // Add Thumbnail Theme Support
    add_theme_support('post-thumbnails');
    add_image_size( 'medium', 320, '', true); // Medium Thumbnail
    add_image_size( 'small', 50, 50 , true); // Small Thumbnail
    add_image_size( 'portfolio-one-third', 288, 170, true );
    add_image_size( 'portfolio-one-fourth', 216, 128, true );
    add_image_size( 'fullwidth', 540, null, true );
    add_image_size( 'slider', 980, 380, true );

    // Add Support for Custom Backgrounds
    add_theme_support('custom-background', array(
        'default-color' => 'FFF',
        'default-image' => get_template_directory_uri() . '/images/body-bg.jpg'
    ));

    // Register Menus
    register_nav_menus( array( 
        'main-menu' => __('Main Menu', 'corpo'), // Main Navigation
        'footer-menu' => __('Footer Menu', 'corpo') // Footer Navigation
    ));
    
    // Enables post and comment RSS feed links to head
    add_theme_support('automatic-feed-links');

    // Localisation Support
    load_theme_textdomain('corpo', get_template_directory() . '/languages');
    
    $locale = get_locale();
	$locale_file = get_template_directory() . "/languages/$locale.php";
	if ( is_readable( $locale_file ) )
		require_once( $locale_file );
        
}

/*-----------------------------------------------------------------------------------*/
/*	Functions
/*-----------------------------------------------------------------------------------*/ 

// Load scripts
function corpo_enqueue_scripts()
{
    if (!is_admin()) {
    
        wp_enqueue_script('jquery');
    	
		wp_register_script('jquery_tools', get_template_directory_uri() . '/js/jquery.tools.min.js');
		wp_enqueue_script('jquery_tools');
        
        wp_register_script('modernizr', get_template_directory_uri() . '/js/modernizr.min.js', array(), '2.6.2'); 
        wp_enqueue_script('modernizr');

        wp_register_script('tinynav', get_template_directory_uri() . '/js/tinynav.min.js'); 
        wp_enqueue_script('tinynav');
        
        wp_register_script('custom-scripts', get_template_directory_uri() . '/js/scripts.js', array(), '1.0.0'); 
        wp_enqueue_script('custom-scripts');
    }
}
add_action('init', 'corpo_enqueue_scripts'); // Add Custom Scripts to wp_head


// Load conditional scripts
function corpo_conditional_scripts()
{
    if ( is_front_page() || ( 'corpo_portfolio' == get_post_type() && is_singular() ) ) :
		wp_register_script('flexslider', get_template_directory_uri() . '/js/jquery.flexslider-min.js',array(),'',true); // Load in footer
		wp_enqueue_script('flexslider');	
    endif;
}
add_action('wp_print_scripts', 'corpo_conditional_scripts'); 

// Load CSS styles
function corpo_enqueue_css()
{
    
    $subsets = 'latin,latin-ext';
    $protocol = is_ssl() ? 'https' : 'http';
    $query_args = array(
        'family' => 'Open+Sans:400italic,400,600,700',
        'subset' => $subsets,
    );
    $color_scheme = of_get_option('corpo_color_scheme','red');
    
    wp_enqueue_style( 'corpo-fonts', add_query_arg( $query_args, "$protocol://fonts.googleapis.com/css" ), array(), null );

    wp_register_style('font_awsome-css', get_template_directory_uri() . '/css/font-awesome.min.css', array(),  null);
    wp_enqueue_style('font_awsome-css'); 
    
    wp_register_style('corpo-css', get_template_directory_uri() . '/style.css');
    wp_enqueue_style('corpo-css'); 
    
    wp_register_style('color_scheme', get_template_directory_uri() . '/css/color_scheme/'.$color_scheme.'.css');
    wp_enqueue_style('color_scheme');    


}
add_action('wp_enqueue_scripts', 'corpo_enqueue_css'); // Add Theme Stylesheet


// Remove invalid rel attribute values in the categorylist
function corpo_remove_category_rel_from_category_list($thelist)
{
    return str_replace('rel="category tag"', 'rel="tag"', $thelist);
}
add_filter('the_category', 'corpo_remove_category_rel_from_category_list');

// Add page slug to body class, Credit: Starkers Wordpress Theme
function corpo_add_slug_to_body_class($classes)
{
    global $post;
    if (is_home()) {
        $key = array_search('blog', $classes);
        if ($key > -1) {
            unset($classes[$key]);
        }
    } elseif (is_page()) {
        $classes[] = sanitize_html_class($post->post_name);
    } elseif (is_singular()) {
        $classes[] = sanitize_html_class($post->post_name);
    }

    return $classes;
}
add_filter('body_class', 'corpo_add_slug_to_body_class'); // Add slug to body class (Starkers build)

// Remove wp_head() injected Recent Comment styles
function corpo_remove_recent_comments_style()
{
    global $wp_widget_factory;
    remove_action('wp_head', array(
        $wp_widget_factory->widgets['WP_Widget_Recent_Comments'],
        'recent_comments_style'
    ));
}
add_action('widgets_init', 'corpo_remove_recent_comments_style'); // Remove inline Recent Comment Styles from wp_head()

/*-----------------------------------------------------------------------------------*/
/* Display <title> tag
/*-----------------------------------------------------------------------------------*/

// Filter function for wp_title
function corpo_filter_wp_title( $old_title, $sep, $sep_location ){
 
    // add padding to the sep
    $ssep = ' ' . $sep . ' ';
     
    // find the type of index page this is
    if( is_category() ) $insert = $ssep . __('Category','corpo');
    elseif( is_tag() ) $insert = $ssep . __('Tag','corpo');
    elseif( is_author() ) $insert = $ssep . __('Author','corpo');
    elseif( is_year() || is_month() || is_day() ) $insert = $ssep . __('Archives','corpo');
    elseif( is_home() ) $insert = $ssep . get_bloginfo('description');
    else $insert = NULL;
     
    // get the page number we're on (index)
    if( get_query_var( 'paged' ) )
    $num = $ssep . __('Page ','corpo') . get_query_var( 'paged' );
     
    // get the page number we're on (multipage post)
    elseif( get_query_var( 'page' ) )
    $num = $ssep . __('Page ','corpo') . get_query_var( 'page' );
     
    // else
    else $num = NULL;

     
    // concoct and return new title
    return get_bloginfo( 'name' ) . $insert . $old_title . $num;
}

add_filter( 'wp_title', 'corpo_filter_wp_title', 10, 3 );

function corpo_rss_title($title) {
    /* need to fix our add a | blog name to wp_title */
    $ft = str_replace(' | ','',$title);
    return str_replace(get_bloginfo('name'),'',$ft);
}
add_filter('get_wp_title_rss', 'corpo_rss_title',10,1);

/*-----------------------------------------------------------------------------------*/
/*	Sidebar & Widgets
/*-----------------------------------------------------------------------------------*/ 
if (function_exists('register_sidebar'))
{
    // Define Home Page Widget Area
    register_sidebar(array(
        'name' => __('Home Page Services', 'corpo'),
        'description' => __('This widget area is designed to display up to 4 services widgets.', 'corpo'),
        'id' => 'homepage-sidebar',
        'before_widget' => '<div id="%1$s" class=" widget %2$s">',
        'after_widget' => '</div>',
        'before_title' => '<h3>',
        'after_title' => '</h3>'
    ));
    // Define Sidebar Widget Area
    register_sidebar(array(
        'name' => __('Main Sidebar', 'corpo'),
        'description' => __('Main widget area displayed on blog posts & archives', 'corpo'),
        'id' => 'main-sidebar',
        'before_widget' => '<div id="%1$s" class="widget %2$s">',
        'after_widget' => '</div>',
        'before_title' => '<h4>',
        'after_title' => '</h4>'
    ));
    // Define Prefooter Widget Area
    register_sidebar(array(
        'name' => __('Prefooter', 'corpo'),
        'description' => __('Prefooter widget area displayed above the footer (max 4 widgets)', 'corpo'),
        'id' => 'prefooter-sidebar',
        'before_widget' => '<div id="%1$s" class=" widget %2$s">',
        'after_widget' => '</div>',
        'before_title' => '<h4 class="widget-title">',
        'after_title' => '</h4>'
    ));

}
include(get_template_directory() . "/functions/widgets/recent-posts-widget.php");
include(get_template_directory() . "/functions/widgets/popular-posts-widget.php");
include(get_template_directory() . "/functions/widgets/twitter-widget.php");
include(get_template_directory() . "/functions/widgets/contact-widget.php");
include(get_template_directory() . "/functions/widgets/services-widget.php");

function corpo_bottom_sidebar_params($params) {

    global $my_widget_num; // Global a counter array
    $sidebar_id = $params[0]['id'];
    $width = array (
        '1' => '',
        '2' => 'half',
        '3' => 'third',
        '4' => 'fourth'
    );
    if ( $sidebar_id == 'homepage-sidebar' || $sidebar_id == 'prefooter-sidebar' ) {

    $registered_widgets = wp_get_sidebars_widgets();
    if(!isset($registered_widgets[$sidebar_id]) || !is_array($registered_widgets[$sidebar_id])) { // Check if the current sidebar has no widgets
        return $params; // No widgets in this sidebar... bail early.
    }

    $number_of_widgets = count($registered_widgets[$sidebar_id]);

    if(!$my_widget_num) {// If the counter array doesn't exist, create it
        $my_widget_num = array();
    }

    if(isset($my_widget_num[$sidebar_id])) { // See if the counter array has an entry for this sidebar
        $my_widget_num[$sidebar_id] ++;
    } else { // If not, create it starting with 1
        $my_widget_num[$sidebar_id] = 1;
    }

    $classes = 'one-' . $width[$number_of_widgets];

    if($my_widget_num[$sidebar_id] == 1) { // If this is the first widget
        $classes .= ' first ';
    } elseif($my_widget_num[$sidebar_id] == count($registered_widgets[$sidebar_id])) { // If this is the last widget
        $classes .= ' last ';
    }

    $params[0]['before_widget'] = preg_replace('/class=\"/', 'class="' . $classes . ' ', $params[0]['before_widget'], 1);
    }

    return $params;

}
add_filter('dynamic_sidebar_params','corpo_bottom_sidebar_params');


// Get Post Views - for Popular Posts widget
function corpo_getPostViews($postID){
    $count_key = 'post_views_count';
    $count = get_post_meta($postID, $count_key, true);
    if($count==''){
        delete_post_meta($postID, $count_key);
        add_post_meta($postID, $count_key, '0');
        return "0 View";
    }
    return $count.' Views';
}
function corpo_setPostViews($postID) {
    $count_key = 'post_views_count';
    $count = get_post_meta($postID, $count_key, true);
    if($count==''){
        $count = 0;
        delete_post_meta($postID, $count_key);
        add_post_meta($postID, $count_key, '0');
    }else{
        $count++;
        update_post_meta($postID, $count_key, $count);
    }
}

if(!function_exists('corpo_portfolio_loop')) :
function corpo_portfolio_loop ( $title, $query ){
	$query = new WP_Query($query);
	$GLOBALS['corpo_loop'] = compact('title', 'query');
    get_template_part('projects', 'loop');
}
endif;

/*-----------------------------------------------------------------------------------*/
/* Excerpt config
/*-----------------------------------------------------------------------------------*/
function corpo_excerptlength_teaser($length) {
    return 20;
}

// Custom 'Read more' link to Post
function corpo_excerpt_more($more)
{
    global $post;
    return '... <a class="more" href="' . get_permalink($post->ID) . '">' . __('Continue reading &rarr;', 'corpo') . '</a>';
}
add_filter('excerpt_more', 'corpo_excerpt_more');

// Create the Custom Excerpts callback
function corpo_excerpt($length_callback = '', $more_callback = '')
{
    global $post;
    if(function_exists($length_callback)){
        add_filter('excerpt_length', $length_callback);
    }
    if(function_exists($more_callback)){
        add_filter('excerpt_more', $more_callback);
    }
    $output = get_the_excerpt();
    $output = apply_filters('wptexturize', $output);
    $output = apply_filters('convert_chars', $output);
    $output = '<p>'.$output.'</p>';
    echo $output;
}

/*-----------------------------------------------------------------------------------*/
/* Append post meta & pagination after post content
/*-----------------------------------------------------------------------------------*/
function corpo_post_meta($content) {
    
    if ( is_single() ) {
        $categories = get_the_category_list(__( ', ', 'corpo' ));
        $tags = get_the_category_list(__( ', ', 'corpo' ));

        $content .= corpo_custom_wp_link_pages(); //Pagination        
        $content .= '<div class="post-meta">';
        if( !empty( $categories ) ) :
            $content .= '<i>'. __( 'Posted in ', 'corpo' ) . $categories .'</i>';
        endif;
        if( !empty( $tags ) ) :
            $content .= '<i> | '. __( 'Tagged ', 'corpo' ) . $tags .'</i>';
        endif;        
        $content .= '</div>';
    }
	return $content;
}
add_filter('the_content','corpo_post_meta', 10);

/*-----------------------------------------------------------------------------------*/
/* Comments
/*-----------------------------------------------------------------------------------*/
function corpo_threaded_comments()
{
    if (!is_admin()) {
        if (is_singular() AND comments_open() AND (get_option('thread_comments') == 1)) {
            wp_enqueue_script('comment-reply');
        }
    }
}
add_action('get_header', 'corpo_threaded_comments');

// Custom Comments Callback
function corpo_comments($comment, $args, $depth)
{
	$GLOBALS['comment'] = $comment;
	?>
	<li <?php comment_class(); ?> id="li-comment-<?php comment_ID(); ?>">
		<article id="comment-<?php comment_ID(); ?>" class="the-comment">

				<?php echo get_avatar( $comment, 60 ); ?>

				<?php if ( $comment->comment_approved == '0' ) : ?>
					<em><?php _e( 'Your comment is awaiting moderation.', 'corpo' ); ?></em>
					<br />
				<?php endif; ?>
				<div class="comment-box">
					<?php echo get_comment_author_link() ?>
					<span class="comment-meta">
						<small>
							<?php comment_time( 'F j, Y g:i a' ); ?></small>&nbsp;<small>
							<?php comment_reply_link( array_merge( $args, array( 'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ); ?>
						</small>
					</span>
					<div class="comment-text"><p><?php comment_text(); ?></p></div>
				</div>				

		</article>

	<?php
}

/*-----------------------------------------------------------------------------------*/
/*	Actions & Filters
/*-----------------------------------------------------------------------------------*/ 


// Clean up the <head>
remove_action('wp_head', 'feed_links_extra', 3); // Display the links to the extra feeds such as category feeds
remove_action('wp_head', 'feed_links', 2); // Display the links to the general feeds: Post and Comment Feed
remove_action('wp_head', 'rsd_link'); // Display the link to the Really Simple Discovery service endpoint, EditURI link
remove_action('wp_head', 'wlwmanifest_link'); // Display the link to the Windows Live Writer manifest file.
remove_action('wp_head', 'index_rel_link'); // Index link
remove_action('wp_head', 'parent_post_rel_link', 10, 0); // Prev link
remove_action('wp_head', 'start_post_rel_link', 10, 0); // Start link
remove_action('wp_head', 'adjacent_posts_rel_link', 10, 0); // Display relational links for the posts adjacent to the current post.
remove_action('wp_head', 'wp_generator'); // Display the XHTML generator that is generated on the wp_head hook, WP version
remove_action('wp_head', 'start_post_rel_link', 10, 0);
remove_action('wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0);
remove_action('wp_head', 'rel_canonical');
remove_action('wp_head', 'wp_shortlink_wp_head', 10, 0);

// Add Filters

add_filter('widget_text', 'do_shortcode'); // Allow shortcodes in Dynamic Sidebar
add_filter('widget_text', 'shortcode_unautop'); // Remove <p> tags in Dynamic Sidebars (better!)
add_filter('the_excerpt', 'shortcode_unautop'); // Remove auto <p> tags in Excerpt (Manual Excerpts only)
add_filter('the_excerpt', 'do_shortcode'); // Allows Shortcodes to be executed in Excerpt (Manual Excerpts only)
add_filter('use_default_gallery_style', '__return_false' ); // Remove inline style of WordPress Gallery Shortcode

// Remove Filters
remove_filter('the_excerpt', 'wpautop'); // Remove <p> tags from Excerpt altogether


/*-----------------------------------------------------------------------------------*/
/*	Custom Post Types 
/*-----------------------------------------------------------------------------------*/ 

include get_template_directory() . '/functions/custom_post_types.php';
include get_template_directory() . '/functions/custom_functions.php';

/*-----------------------------------------------------------------------------------*/
/* Shortcodes
/*-----------------------------------------------------------------------------------*/		
// Button
add_shortcode('button', 'corpo_shortcode_button');
	function corpo_shortcode_button($atts, $content = null) {
		$atts = shortcode_atts(
			array(
				'color' => 'red',
				'url' => '#',
				'size' => '',
			), $atts);
			
			if($atts['size'] == 'medium'){
				$atts['size'] = '';
			}
			
			return '<a class="button ' . $atts['color'] .' '. $atts['size'] .'" href="' . $atts['url'] . '" >' .do_shortcode($content). '</a>';
	}
		
	

/*-----------------------------------------------------------------------------------*/
/*	Meta-boxes setup
/*-----------------------------------------------------------------------------------*/
// Re-define meta box path and URL
define( 'RWMB_DIR', trailingslashit( get_template_directory() . '/functions/meta-box' ) );
define( 'RWMB_URL', trailingslashit( get_template_directory_uri() . '/functions/meta-box' ) );

// Include the meta box script
require_once RWMB_DIR . 'meta-box.php';

// Include the meta box definition (the file where you define meta boxes, see `demo/demo.php`)
include 'functions/meta-box/metabox-def.php';

/*-----------------------------------------------------------------------------------*/
/*	Options framework
/*-----------------------------------------------------------------------------------*/

if ( !function_exists( 'optionsframework_init' ) ) {
	define( 'OPTIONS_FRAMEWORK_DIRECTORY', get_template_directory_uri() . '/functions/admin/options-framework/' );
	require_once dirname( __FILE__ ) . '/functions/admin/options-framework/options-framework.php';
}

add_action('optionsframework_custom_scripts', 'optionsframework_custom_scripts');

function optionsframework_custom_scripts() { ?>

<script type="text/javascript">
jQuery(document).ready(function() {

	jQuery('#example_showhidden').click(function() {
  		jQuery('#section-example_text_hidden').fadeToggle(400);
	});

	if (jQuery('#example_showhidden:checked').val() !== undefined) {
		jQuery('#section-example_text_hidden').show();
	}

});
</script>

<?php
}

// Theme Options sidebar
add_action( 'optionsframework_after','corpo_options_display_sidebar' );

function corpo_options_display_sidebar() { ?>
	<div id="optionsframework-sidebar">
		<div class="metabox-holder">
			<div class="postbox">
				<h3><?php _e('Support','corpo') ?></h3>
					<div class="inside">
                        <p><b><a href="http://webtuts.pl/documentation/corpo"><?php _e('Corpo Documentation','corpo'); ?></a></b></p>
                        <p><?php _e('The best way to contact me with <b>support questions</b> and <b>bug reports</b> is via the','corpo') ?> <a href="http://wordpress.org/support/"><?php _e('WordPress support forums','corpo') ?></a>.</p>
                        <p><?php _e('If you like this theme, I\'d appreciate any of the following:','corpo') ?></p>
                        <ul>
                            <li><a href="http://wordpress.org/extend/themes/corpo"><?php _e('Rate Corpo at WordPress.org','corpo') ?></a></li>
                            <li><a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=8LRJAUNAPKJ9S"><?php _e('Donate a token of your appreciation','corpo') ?></a></li>
                        </ul>
					</div>
			</div>
		</div>
	</div>
<?php }