<?php
/* ------------------------------------------------------------------------- *
 *  Functions
/* ------------------------------------------------------------------------- */



/* ------------------------------------------------------------------------- *
 *  Required Files
/* ------------------------------------------------------------------------- */
define( 'OPTIONS_FRAMEWORK_DIRECTORY', get_template_directory_uri() . '/acosmin/framework/' );

require_once ( get_template_directory() . '/acosmin/framework/extensions/variables.php' );
require_once ( get_template_directory() . '/acosmin/framework/options-framework.php' );
require_once ( get_template_directory() . '/acosmin/framework/extensions/functions-extended.php' );
require_once ( get_template_directory() . '/acosmin/functions/functions-default.php' );
require_once ( get_template_directory() . '/acosmin/functions/functions-icons.php' );
require_once ( get_template_directory() . '/acosmin/functions/functions-post-options.php' );
require_once ( get_template_directory() . '/acosmin/functions/functions-theme-customizer.php' );



/*  Setup some info
/* ------------------------------------ */
// 	Content width
if ( ! isset( $content_width ) ) {
	$content_width = 940;
}



/*  Theme setup
/* ------------------------------------ */
if ( ! function_exists( 'ac_setup' ) ) :
	function ac_setup() {
		
		// Make AcosminBlogger available for translation.
		load_theme_textdomain( 'acosmin', get_template_directory() . '/languages' );
		
		// Post Thumbnails
		add_theme_support( 'post-thumbnails' );
		set_post_thumbnail_size( 600, 400, true );
		add_image_size( 'ac-post-thumbnail', 600, 400, true );
		add_image_size( 'ac-slide-thumbnail', 515, 300, true );
		add_image_size( 'ac-sidebar-featured', 638, 368, true );
		add_image_size( 'ac-sidebar-small-thumbnail', 210, 140, true );
		
		// Enable post format support
		add_theme_support( 'post-formats', array( 'aside', 'image', 'video', 'audio', 'quote', 'link', 'gallery' ) );
		
		// Menues
		// This theme has only one menu, located in the header.
		register_nav_menus( array(
			'main'				=> __( 'Main Menu', 'acosmin' ),
			'mini-first'		=> __( 'Right Sidebar - First Menu', 'acosmin' ),
			'mini-second'		=> __( 'Right Sidebar - Second Menu', 'acosmin' ),
		) );
		
		// This feature enables post and comment RSS feed links to head.
		add_theme_support( 'automatic-feed-links' );
		
		// This feature allows the use of HTML5 markup for the comment forms, search forms and comment lists.
		add_theme_support( 'html5', array( 'comment-list', 'comment-form', 'search-form' ) );
		
		// Adding theme support for TinyMCE editor style.
		$selected_ff = ac_get_selected_ff();
		add_editor_style( array( 'assets/css/editor-style.css', 'assets/css/es-' . $selected_ff . '.css', ac_font_url( $selected_ff ) ) );
		
		// Custom header and background support
		if ( isset( $ac_custom_header ) && isset( $ac_custom_bg ) ) { 
			add_theme_support( 'custom-header' ); add_theme_support( 'custom-background' ); 
		}
		
		// This theme uses its own gallery styles.
		add_filter( 'use_default_gallery_style', '__return_false' );

	}
endif;

add_action( 'after_setup_theme', 'ac_setup' );



/*  Load CSS files
/* ------------------------------------ */ 
function ac_css_files() {
	
	// Register
	wp_register_style( 'ac_webfonts_' . ac_get_selected_ff(), ac_font_url( ac_get_selected_ff() ), array(), null);
		
	// Enqueue
	wp_enqueue_style( 'ac_style', get_template_directory_uri() . '/style.css', array(), '1.0.3', 'all' );
	wp_enqueue_style( 'ac_custom_css', get_template_directory_uri() . '/assets/css/custom.css', array(), null );
	wp_enqueue_style( 'ac_media_queries', get_template_directory_uri() . '/assets/css/media-queries.css', array(), '1.0', 'all' );
	wp_enqueue_style( 'ac_icons', get_template_directory_uri() . '/assets/icons/css/font-awesome.min.css', array(), '4.0.3', 'all' );
	wp_enqueue_style( 'ac_webfonts_' . ac_get_selected_ff() );
		
}

add_action( 'wp_enqueue_scripts', 'ac_css_files', 99 );



/*  Load JavaScript files
/* ------------------------------------ */
function ac_js_files() {
	
	// Register
	wp_register_script( 'ac_js_myscripts', get_template_directory_uri() . '/assets/js/myscripts.js', array('jquery'), '1.0', true );
	wp_register_script( 'ac_js_html5', get_template_directory_uri() . '/assets/js/html5.js', array('jquery'), '1.0', false );
	wp_register_script( 'ac_js_idtabs', get_template_directory_uri() . '/assets/js/idtabs.js', array('jquery'), '3.0', true );
	wp_register_script( 'ac_js_slider', get_template_directory_uri() . '/assets/js/slider.js', array('jquery'), '0.3.0', true );
	wp_register_script( 'ac_js_menudropdown', get_template_directory_uri() . '/assets/js/menu-dropdown.js', array('jquery'), '1.4.8', true );
	wp_register_script( 'ac_js_fitvids', get_template_directory_uri() . '/assets/js/jquery.fitvids.js', array('jquery'), '1.1', true );
	
	// Enqueue
	wp_enqueue_script( 'ac_js_fitvids' );
	wp_enqueue_script( 'ac_js_idtabs' );
	wp_enqueue_script( 'ac_js_menudropdown' );
	wp_enqueue_script( 'ac_js_slider' );
	wp_enqueue_script( 'ac_js_myscripts' );
	wp_enqueue_script( 'ac_js_html5' );
	
	// Comments Script
	if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) { wp_enqueue_script( 'comment-reply' ); }
}

add_action( 'wp_enqueue_scripts', 'ac_js_files' );



/*  Font Families
/* ------------------------------------ */ 
function ac_font_url( $font_type = 'style1' ) {
	
	// You have 4 optios
	// Please select a option from the WP Theme Customise, Content tab.
	$font_url = '';
	$google_fonts_url = "//fonts.googleapis.com/css";
	
	if( $font_type == 'style1' ) {
		$font_url = add_query_arg( 'family', urlencode( 'Montserrat:400,700|Questrial|Arimo:400,700|Source Sans Pro:400,700,400italic,700italic' ), $google_fonts_url );
	} elseif( $font_type == 'style2' ) {
		$font_url = add_query_arg( 'family', urlencode( 'PT Serif:400,700,400italic,700italic|Montserrat:400,700|Questrial' ), $google_fonts_url );
	} elseif( $font_type == 'style3' ) {
		$font_url = add_query_arg( 'family', urlencode( 'Roboto:400,700italic,700,400italic|Montserrat:400,700|Questrial' ), $google_fonts_url );
	} elseif( $font_type == 'style4' ) {
		$font_url = add_query_arg( 'family', urlencode( 'PT Sans:400,700,400italic,700italic' ), $google_fonts_url );
	}
	
	return $font_url;
	
}



/*  Font Styles
/* ------------------------------------ */
function ac_font_styles() {
	$selected = get_theme_mod('ac_font_select');
	$font_style_url = get_stylesheet_directory_uri() . '/assets/css/font-' . $selected . '.css';
	
	if( $selected == '' || $selected == 'style1' ) {
		return;	
	} else {
		wp_enqueue_style( 'ac_webfonts_selected-' . $selected, $font_style_url, array(), null );
	}
	
}
add_action( 'wp_enqueue_scripts', 'ac_font_styles', 100 );



/*  Get selected font
/* ------------------------------------ */
function ac_get_selected_ff() {
	
	// Check if a font is selected
	$selected = get_theme_mod( 'ac_font_select' );
	
	if ( $selected == '' ) {
		$current_font = 'style1';	
	} else { 
		$current_font = $selected;
	}
	
	return $current_font;
	
}



/*  Setup posts excerpt
/* ------------------------------------ */
function ac_custom_excerpt_length( $length ) {
	return 45;
}
add_filter( 'excerpt_length', 'ac_custom_excerpt_length', 999 );

function ac_no_excerpt_dots( $more ) {
	return '';
}
add_filter('excerpt_more', 'ac_no_excerpt_dots'); 



/*  Widgets and Sidebars Setup
/* ------------------------------------ */
function ac_sidebars_widgets() {
	
	// Include Widgets
	require_once get_template_directory() . '/acosmin/widgets/ac-default-widgets-init.php';
	require_once get_template_directory() . '/acosmin/widgets/ac-custom-widgets-init.php';

	// Main sidebar that appears on the right.
	register_sidebar( array(
		'name'          => __( 'Main Sidebar', 'acosmin' ),
		'id'            => 'main-sidebar',
		'description'   => __( 'Main sidebar that appears on the right.', 'acosmin' ),
		'before_widget' => '<aside id="%1$s" class="side-box clearfix widget %2$s"><div class="sb-content clearfix">',
		'after_widget'  => '</div></aside><!-- END .sidebox .widget -->',
		'before_title'  => '<h3 class="sidebar-heading">',
		'after_title'   => '</h3>',
	) );
	
	// Same as above, designed for the articles area.
	register_sidebar( array(
		'name'          => __( 'Posts Sidebar', 'acosmin' ),
		'id'            => 'posts-sidebar',
		'description'   => __( 'Same as "Main Sidebar", designed for the posts.', 'acosmin' ),
		'before_widget' => '<aside id="%1$s" class="side-box clearfix widget %2$s"><div class="sb-content clearfix">',
		'after_widget'  => '</div></aside><!-- END .sidebox .widget -->',
		'before_title'  => '<h3 class="sidebar-heading">',
		'after_title'   => '</h3>',
	) );
	
}

add_action( 'widgets_init', 'ac_sidebars_widgets' );



/*  Title formatting
/* ------------------------------------ */
function ac_wp_title( $title, $sep ) {
	global $paged, $page;

	if ( is_feed() ) {
		return $title;
	}

	// 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', 'acosmin' ), max( $paged, $page ) );
	}

	return $title;
}

add_filter( 'wp_title', 'ac_wp_title', 10, 2 );



/*  Set mini-sidebar to disabled
/* ------------------------------------ */
function ac_mini_disabled() {
	
	// Adds a class to the mini-sidebar if you select to disable it
	$is_enabled = get_theme_mod( 'ac_disable_minisidebar' );
	$class		= '';
	
	if ( $is_enabled ) {
		$class = ' mini-disabled';	
	}
	
	echo $class;
}



/*  Comment template
/* ------------------------------------ */
function ac_comment_template( $comment, $args, $depth ) {
    $GLOBALS['comment'] = $comment;
	$classes = array(
		'clearfix'
	);
    switch ( $comment->comment_type ) :
        case '' :
    ?>
    <li <?php comment_class( $classes ); ?> id="li-comment-<?php comment_ID(); ?>">
        <div id="comment-<?php comment_ID(); ?>" class="comment-body clearfix">


    	    <figure class="comment-avatar">
                <?php echo get_avatar( $comment, 70 ); ?>
            </figure>


             <div class="comment-main">

             	<header class="vcard clearfix">
                    <?php printf(__('<cite class="fn">%s says:</cite>', 'acosmin'), get_comment_author_link()) ?>
					
                    <aside class="comm-edit">
                    	<a class="comment-date" href="<?php echo htmlspecialchars( get_comment_link( $comment->comment_ID ) ) ?>"><?php printf('%1$s', get_comment_date('M d, Y'),  get_comment_time()) ?></a>
                    	<?php edit_comment_link(__('Edit', 'acosmin'),'  ','') ?>
					</aside>
                </header>

                <div class="comment-text">
                <?php comment_text(); ?>
                    <?php if ($comment->comment_approved == '0') : ?>
                         <em><?php _e('Your comment is awaiting moderation.', 'acosmin') ?></em>
                         <br />
                    <?php endif; ?>
                </div>
                
                <?php comment_reply_link(array_merge( $args, array('depth' => $depth, 'before' => '<footer class="reply">', 'after' => '</footer>','max_depth' => $args['max_depth']))) ?>
	            
            </div>
 
        </div><!-- #comment-<?php comment_ID(); ?>  -->

    <?php
        break;
        case 'pingback'  :
	?>
    	<li <?php comment_class(); ?> id="li-pingback-<?php comment_ID(); ?>">
        	<?php _e('Pingback:', 'acosmin') ?> <?php echo get_comment_author_link(); ?> <small class="ping-edit"><?php ac_icon('edit'); edit_comment_link(__('Edit', 'acosmin'),'  ','') ?></small>
        </li>
    <?php
        case 'trackback' :
	?>
    	<li <?php comment_class(); ?> id="li-trackback-<?php comment_ID(); ?>">
        	<?php _e('Trackback:', 'acosmin') ?> <?php echo get_comment_author_link(); ?> <small class="ping-edit"><?php ac_icon('edit'); edit_comment_link(__('Edit', 'acosmin'),'  ','') ?></small>
        </li>
    <?php
    endswitch;
}



/*  Logo output
/* ------------------------------------ */
function ac_get_logo() {
	
	// Adds different classes in case you select an image logo.
	$logo_text 		= get_bloginfo( 'name' );
	$logo_image 	= get_theme_mod( 'ac_logo_image' );
	
	if ( $logo_image ) { 
		echo '<img src="' . esc_url( $logo_image ) . '" alt="' . get_bloginfo( 'name' ) . '" />'; 
	} else { 
		if ( $logo_text != '' ) {
			echo esc_html( $logo_text );
		}
	}
}

function ac_logo_class() {
	if ( get_theme_mod( 'ac_logo_image' ) ) {
		echo ' logo-image'; 	
	}
}



/*  Pagination
/* ------------------------------------ */
function ac_paginate() {
	if ( $GLOBALS['wp_query']->max_num_pages < 2 ) {
		return;
	}

	$paged        = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 1;
	$pagenum_link = html_entity_decode( get_pagenum_link() );
	$query_args   = array();
	$url_parts    = explode( '?', $pagenum_link );

	if ( isset( $url_parts[1] ) ) {
		wp_parse_str( $url_parts[1], $query_args );
	}

	$pagenum_link = remove_query_arg( array_keys( $query_args ), $pagenum_link );
	$pagenum_link = trailingslashit( $pagenum_link ) . '%_%';

	$format  = $GLOBALS['wp_rewrite']->using_index_permalinks() && ! strpos( $pagenum_link, 'index.php' ) ? 'index.php/' : '';
	$format .= $GLOBALS['wp_rewrite']->using_permalinks() ? user_trailingslashit( 'page/%#%', 'paged' ) : '?paged=%#%';

	$links   = paginate_links( array(
		'base'     => $pagenum_link,
		'format'   => $format,
		'total'    => $GLOBALS['wp_query']->max_num_pages,
		'current'  => $paged,
		'mid_size' => 1,
		'add_args' => array_map( 'urlencode', $query_args ),
		'prev_text' => __( '&larr; Previous', 'acosmin' ),
		'next_text' => __( 'Next &rarr;', 'acosmin' ),
	) );

	if ( $links ) :

	?>
	<nav class="posts-pagination clearfix" role="navigation">
		<div class="paging-wrap">
			<?php echo $links; ?>
		</div><!-- END .paging-wrap -->
	</nav><!-- .posts-pagination -->
	<?php
	endif;
}



/*  Slider options
/* ------------------------------------ */
function ac_slider_options() {
	
	if ( of_get_option( 'ac_show_slider' ) && is_front_page() && !is_paged() && ac_featured_posts_count() > 2 ) {
		
		if ( of_get_option( 'ac_slider_auto_start' ) ) {
			$slider_autostart = 'true';		
		} else {
			$slider_autostart = 'false';	
		}
		
		$slider_transition_delay = of_get_option( 'ac_slider_interval' );
		
		?>
		
		<script type="text/javascript">
		jQuery(function($){
			$('.slider').jcarouselAutoscroll({
				interval: <?php echo esc_html( $slider_transition_delay ); ?>,
				autostart: <?php echo $slider_autostart; ?>
			});
		});
		</script>
		
		<?php
	}
	
	return;
	
}
add_action( 'ac_before_body_closed_hook', 'ac_slider_options' );



/*  Get featured posts count
/* ------------------------------------ */
function ac_featured_posts_count() {
	
	// Get total number
	$featured_posts_nr = get_posts( array( 
		'meta_key' => 'ac_featured_article',
		'meta_value' => 1,
	));
	
	$count_featured_posts = count( $featured_posts_nr );
	
	return $count_featured_posts;
}



/*  Post pagination
/* ------------------------------------ */
function ac_post_nav_arrows() {
	global $post;
	
	$prev_post = get_next_post();
	$next_post = get_previous_post();
	
	if( $prev_post ) { 
		$prev_post_id = $prev_post->ID; 
		$prev_post_url = get_permalink($prev_post_id); 
	};
	if( $next_post ) { 
		$next_post_id = $next_post->ID; 
		$next_post_url = get_permalink($next_post_id);	
	};
	
	echo '<div class="post-navigation clearfix">';
							
	if( $prev_post ) {
		echo '<a href="' . esc_url( $prev_post_url ) . '" class="prev-post" title="Previous Post">' . ac_icon('angle-left', false) . '</a>';	
	} else {
		echo '<span class="prev-post">' . ac_icon('angle-left', false) . '</span>';	
	}
							
	if( $next_post ) {
		echo '<a href="' . esc_url( $next_post_url ) . '" class="next-post" title="Next Post">' . ac_icon('angle-right', false) . '</a>';	
	} else {
		echo '<span class="next-post">' . ac_icon('angle-right', false) . '</span>';	
	}
	
	echo '</div>';
}
?>