<?php
function book_rev_lite_theme_setup() {
    // Load the custom theme control panel.
    //require_once( get_template_directory() . '/admin/functions.php' );

    // Make theme available for translation
    load_theme_textdomain('book_rev_lite', get_template_directory() . '/languages');

    // Add theme support for featured images.
    add_theme_support( 'post-thumbnails' );

    // Add theme support for automatic feed links in the header.
    add_theme_support( 'automatic-feed-links' );

    // Register the main primary header menu.
    register_nav_menus( array(
        'primary' => __( 'Primary Header Menu', 'book_rev_lite' ),
    ));

    // Register the top bar menu.
    register_nav_menus( array(
        'secondary' => __( 'Top Bar Menu', 'book_rev_lite' ),
    ));


    // Setup theme customizer settings & controls.
    require_once(get_template_directory() . "/inc/cc_settings.php");

    if ( ! isset( $content_width ) ) $content_width = 1250;

    require_once dirname( __FILE__ ) . '/class-tgm-plugin-activation.php';
    // Initialize the comments template function callback.
    require_once(get_template_directory() . "/templates/bookrev_comments_cb_template.php");
}


add_action( 'tgmpa_register', 'book_rev_lite_required_plugins' );
function book_rev_lite_required_plugins() {

	/**
	 * Array of plugin arrays. Required keys are name and slug.
	 * If the source is NOT from the .org repo, then source is also required.
	 */
	$plugins = array(

		// This is an example of how to include a plugin from the WordPress Plugin Repository
		array(
			'name' 		=> 'WP Product Review',
			'slug' 		=> 'wp-product-review',
			'required' 	=> false,
		),


	);

	// Change this to your theme text domain, used for internationalising strings
	$theme_text_domain = 'book_rev_lite';

	/**
	 * Array of configuration settings. Amend each line as needed.
	 * If you want the default strings to be available under your own theme domain,
	 * leave the strings uncommented.
	 * Some of the strings are added into a sprintf, so see the comments at the
	 * end of each line for what each argument will be.
	 */
	$config = array(
		'domain'       		=> 'book_rev_lite',         	// Text domain - likely want to be the same as your theme.
		'default_path' 		=> '',                         	// Default absolute path to pre-packaged plugins
		'parent_menu_slug' 	=> 'themes.php', 				// Default parent menu slug
		'parent_url_slug' 	=> 'themes.php', 				// Default parent URL slug
		'menu'         		=> 'install-required-plugins', 	// Menu slug
		'has_notices'      	=> true,                       	// Show admin notices or not
		'is_automatic'    	=> false,					   	// Automatically activate plugins after installation or not
		'message' 			=> '',							// Message to output right before the plugins table
		'strings'      		=> array(
			'page_title'                       			=> __( 'Install Required Plugins', $theme_text_domain ),
			'menu_title'                       			=> __( 'Install Plugins', $theme_text_domain ),
			'installing'                       			=> __( 'Installing Plugin: %s', $theme_text_domain ), // %1$s = plugin name
			'oops'                             			=> __( 'Something went wrong with the plugin API.', $theme_text_domain ),
			'notice_can_install_required'     			=> _n_noop( 'This theme requires the following plugin: %1$s.', 'This theme requires the following plugins: %1$s.' ), // %1$s = plugin name(s)
			'notice_can_install_recommended'			=> _n_noop( 'This theme recommends the following plugin: %1$s.', 'This theme recommends the following plugins: %1$s.' ), // %1$s = plugin name(s)
			'notice_cannot_install'  					=> _n_noop( 'Sorry, but you do not have the correct permissions to install the %s plugin. Contact the administrator of this site for help on getting the plugin installed.', 'Sorry, but you do not have the correct permissions to install the %s plugins. Contact the administrator of this site for help on getting the plugins installed.' ), // %1$s = plugin name(s)
			'notice_can_activate_required'    			=> _n_noop( 'The following required plugin is currently inactive: %1$s.', 'The following required plugins are currently inactive: %1$s.' ), // %1$s = plugin name(s)
			'notice_can_activate_recommended'			=> _n_noop( 'The following recommended plugin is currently inactive: %1$s.', 'The following recommended plugins are currently inactive: %1$s.' ), // %1$s = plugin name(s)
			'notice_cannot_activate' 					=> _n_noop( 'Sorry, but you do not have the correct permissions to activate the %s plugin. Contact the administrator of this site for help on getting the plugin activated.', 'Sorry, but you do not have the correct permissions to activate the %s plugins. Contact the administrator of this site for help on getting the plugins activated.' ), // %1$s = plugin name(s)
			'notice_ask_to_update' 						=> _n_noop( 'The following plugin needs to be updated to its latest version to ensure maximum compatibility with this theme: %1$s.', 'The following plugins need to be updated to their latest version to ensure maximum compatibility with this theme: %1$s.' ), // %1$s = plugin name(s)
			'notice_cannot_update' 						=> _n_noop( 'Sorry, but you do not have the correct permissions to update the %s plugin. Contact the administrator of this site for help on getting the plugin updated.', 'Sorry, but you do not have the correct permissions to update the %s plugins. Contact the administrator of this site for help on getting the plugins updated.' ), // %1$s = plugin name(s)
			'install_link' 					  			=> _n_noop( 'Begin installing plugin', 'Begin installing plugins' ),
			'activate_link' 				  			=> _n_noop( 'Activate installed plugin', 'Activate installed plugins' ),
			'return'                           			=> __( 'Return to Required Plugins Installer', $theme_text_domain ),
			'plugin_activated'                 			=> __( 'Plugin activated successfully.', $theme_text_domain ),
			'complete' 									=> __( 'All plugins installed and activated successfully. %s', $theme_text_domain ), // %1$s = dashboard link
			'nag_type'									=> 'updated' // Determines admin notice type - can only be 'updated' or 'error'
		)
	);

	tgmpa( $plugins, $config );

}

	function book_rev_lite_load_req_scripts() {

		// Register and enqueue jQuery Superfish Plugin.
		wp_enqueue_script( 'superfish-js', get_template_directory_uri() . '/js/superfish.js', array( 'jquery' ) );

		// Register and enqueue jQuery Cycle Plugin.
		wp_enqueue_script( 'jquery-cycle', get_template_directory_uri() . '/js/jquery.cycle.min.js', array( 'jquery' ) );

		// Register and enqueue jQuery Cycle Plugin.
		wp_enqueue_script( 'modernizr', get_template_directory_uri() . '/js/modernizr.js', array( 'jquery' ) );

		// Load the main JavaScript file.
		wp_enqueue_script( 'main-js', get_template_directory_uri() . '/js/master.js', array( 'jquery', "jquery-cycle" ));

		// Load the css framework.
		wp_enqueue_style( 'book_rev_lite-css-framework', get_template_directory_uri() . '/css/framework.css');

		// Register and enqueue the main stylesheet.
		wp_enqueue_style( 'book_rev_lite-main-css', get_stylesheet_uri());

		wp_enqueue_style( 'book_rev_lite-arvo-font', '//fonts.googleapis.com/css?family=Arvo:400,700,400italic,700italic');

		wp_enqueue_style( 'book_rev_lite-titilium-font', '//fonts.googleapis.com/css?family=Titillium+Web:400,200,200italic,300,300italic,400italic,600,600italic,700,700italic');

		// Load the responsive css styles.
		wp_enqueue_style( 'book_rev_lite-css-responsive', get_template_directory_uri() . '/css/responsive.css');

		// Load FontAwesome Icon Pack.
		wp_enqueue_style( 'book_rev_lite-icons-fontawesome', '//maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css');
	}

function book_rev_lite_sanitize_hex($hex) {
		if($hex === "") return '';
		if(preg_match('|^#([A-Fa-f0-9]{3}){1,2}$|', $hex)) return $hex;
		return null;
}

function book_rev_lite_get_page_title() {
		global $page, $paged;
	    wp_title( '|', true, 'right' );
	    bloginfo( 'name' );
	    $site_description = get_bloginfo( 'description', 'display' );
	    if ( $site_description && ( is_home() || is_front_page() ) )
	    echo " | $site_description";
	    if ( $paged >= 2 || $page >= 2 )
	    echo ' | ' . sprintf( __( 'Page %s', 'book_rev_lite' ), max( $paged, $page ) );
}

function book_rev_lite_register_sidebars() {
    register_sidebar( array(
        'name'          => 'Primary Sidebar',
        'id'            => 'book_rev_lite_primary_sidebar',
        'before_widget' => '<div class="widget">',
        'after_widget'  => '</div><!-- end .widget -->',
        'before_title'  => '<header><h2>',
        'after_title'   => '</h2></header>',
    ));

    register_sidebar( array(
        'name'          => 'Footer Sidebar',
        'id'            => 'book_rev_lite_footer_sidebar',
        'before_widget' => '<div class="widget">',
        'after_widget'  => '</div><!-- end .widget -->',
        'before_title'  => '<header><h2>',
        'after_title'   => '</h2></header>',
    ));
}
function book_rev_lite_build_font_url($fontsUsed, $fontTransient) {
    if($fontTransient) {
        foreach ($fontsUsed as $font) {
            $fontId = get_theme_mod($font);
            $variants = "";
            foreach ($fontTransient->items[$fontId]->variants as $variant) {
                $variants .= $variant . ",";
            }
            $variants = rtrim($variants, ',');
            $fontName = $fontTransient->items[$fontId]->family;
            $fontName = preg_replace("/ /","+",$fontName);
            $fontUrl = "<link href='//fonts.googleapis.com/css?family=" . $fontName . ":" . $variants . "' rel='stylesheet' type='text/css'>";
            echo $fontUrl;
        }
    }

}


function book_rev_lite_recursive_array_search($needle,$haystack) {
    foreach($haystack as $key=>$value) {
        $current_key=$key;
        if($needle===$value OR (is_array($value) && book_rev_lite_recursive_array_search($needle,$value) !== false)) {
            return $current_key;
        }
    }
    return false;
}

function book_rev_lite_string_template_category_replace($title, $categ, $tpl) {
    $fcb_title = get_theme_mod($title);
    preg_match_all("/{{([^}]*)}}/", $fcb_title, $fcb_title_output);
        if(book_rev_lite_recursive_array_search("{{".$tpl."}}", $fcb_title_output) !== false) {
            $selected_category_id = get_theme_mod($categ);
            $fcb_title = str_replace("{{".$tpl."}}", get_cat_name($selected_category_id), $fcb_title);
            echo $fcb_title;
        } else {
            echo $fcb_title;
        }
}

	function book_rev_lite_doWPQ($args, $fn, $paginate = false) {
		$query = new WP_Query($args);
		if($query->have_posts()) :
			while ($query->have_posts()) :
				$query->the_post();
				$fn();
			endwhile;
			if($paginate == true) book_rev_lite_pagination();
		endif;
	}


function book_rev_lite_get_post_feat_image_url($id) {
    $feat_img_url = wp_get_attachment_image_src( get_post_thumbnail_id($id), 'single-post-thumbnail' );
    if(empty($feat_img_url[0])) $feat_img_url[0] = get_theme_mod('default-article-image-upload');
    echo $feat_img_url[0];
}


function book_rev_lite_get_post_categories($id, $count = 1, $separator = ", ") {
    $categories = get_the_category($id);
    $i = 0;
    $cats = "";
    if($categories) {
        foreach ($categories as $category) {
            if($i < $count) {
                if($i === $count-1) $separator = "";
                $cats .= "<a href='".get_category_link($category->term_id)."' title='". esc_attr(sprintf(__("View all posts in %s", "book_rev_lite"), $category->name)) ."'>".$category->cat_name."</a>".$separator;
            }
            $i++;
        }
        echo trim($cats, $separator);
    }
}


function book_rev_lite_get_limited_content($id, $character_count, $after) {
    $content = get_the_excerpt();
    echo mb_strimwidth($content, 0, $character_count, $after);
}

function bookrev_excerpt_length($length) {
    return 200;
}
add_filter('excerpt_length', 'bookrev_excerpt_length');

function book_rev_lite_get_review_grade($id) {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        $postMeta = array();
        for($i=1; $i <= 5; $i++) {
            $pmi = get_post_meta($id, 'option_'.$i.'_grade');
            if(!empty($pmi[0])) array_push($postMeta, $pmi[0]);
        }
        if(!empty($postMeta)) {
            $total = 0;
            foreach ($postMeta as $key => $value) $total += $value;
            return round($total / count($postMeta), 0) / 10;
        }
    }
}


function book_rev_lite_display_review_grade($grade) {
    echo $grade . "/10";
}

function book_rev_lite_get_product_review_colors() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        $c['default'] = book_rev_litepos('book_rev_litepos_rating_default');
        $c['weak']    = book_rev_litepos('book_rev_litepos_rating_weak');
        $c['nb']      = book_rev_litepos('book_rev_litepos_rating_notbad');
        $c['good']    = book_rev_litepos('book_rev_litepos_rating_good');
        $c['vg']      = book_rev_litepos('book_rev_litepos_rating_very_good');
        return $c;
    }
}

/**
 * In case WP Product Review plugin is installed and active this function
 * is responsable for generating the required classes based on what grade
 * is passed.
 *
 * @return null []
 */
function book_rev_lite_display_review_class($grade) {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        if($grade <= 2.5) echo 'weak';
        if($grade > 2.5 && $grade <= 5) echo 'nb';
        if($grade > 5 && $grade <= 7.5)  echo 'good';
        if($grade > 7.5 && $grade <= 10) echo "vg";
    }
}

/**
 * Function responsable for filtering the title in case its empty.
 * @return string [description]
 */
function book_rev_lite_filter_default_title($title) {
    if($title == "") { $title = __("Default Title", "book_rev_lite"); }
    return $title;
}


/**
 * Custom numeric pagination.
 */
if(!function_exists('book_rev_lite_pagination')) {
	function book_rev_lite_pagination() {
		if(is_singular()) return;

		echo "<nav id='pagination'><ul>" . "\n";

		if(get_previous_posts_link("&#x00AB;")) printf('<li>%s</li>' . "\n", get_previous_posts_link("&#x00AB;" . __("Previous","book_rev_lite")));

		if ( get_next_posts_link("&#x00BB;") ) printf( '<li>%s</li>' . "\n", get_next_posts_link(__("Next","book_rev_lite")."&#x00BB;") );

		echo '</ul></div>' . "\n";
	}
}

function book_rev_lite_excerpt_filter() {
    return '...';
}

/**
 * If WP Product Review plugin is installed and active define the required template
 * specific functions in order for the review wrap up template part of the theme to
 * function properly.
 */
include_once( ABSPATH . 'wp-admin/includes/plugin.php' );


function book_rev_lite_wpr_get_title() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        return get_post_meta(get_the_ID(), "book_rev_lite_rev_product_name", true);
    }
}

function book_rev_lite_wpr_get_status() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        return get_post_meta(get_the_ID(), "book_rev_lite_meta_box_check", true);
    }
}

function book_rev_lite_wpr_get_product_image() {
    if(get_post_meta(get_the_ID(), "book_rev_lite_rev_product_image", true)) {
        return get_post_meta(get_the_ID(), "book_rev_lite_rev_product_image", true);
    } else {
        return get_theme_mod("default-product-image-upload");
    }
}

function book_rev_lite_wpr_get_review_options() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        for($i=1; $i<6; $i++) $review_options[$i]['grade'] = get_post_meta(get_the_ID(), "option_".$i."_grade", true) ? get_post_meta(get_the_ID(), "option_".$i."_grade", true) : "";
        for($i=1; $i<6; $i++) $review_options[$i]['name'] =  get_post_meta(get_the_ID(), "option_".$i."_content", true) ? get_post_meta(get_the_ID(), "option_".$i."_content", true) : "";
        return $review_options;
    }
}

function book_rev_lite_wpr_get_pros() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        for($i=1;$i<=5;$i++){
            if(get_post_meta(get_the_ID(), "book_rev_lite_option_".$i."_pro", true)) $pros[$i] = get_post_meta(get_the_ID(), "book_rev_lite_option_".$i."_pro", true);
        }
        if(isset($pros)) return $pros;
    }
}

function book_rev_lite_wpr_get_cons() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        for($i=1;$i<=5;$i++){
            if(get_post_meta(get_the_ID(), "book_rev_lite_option_".$i."_cons", true)) $cons[$i] = get_post_meta(get_the_ID(), "book_rev_lite_option_".$i."_cons", true);
        }
        if(isset($cons)) return $cons;
    }
}

function book_rev_lite_wpr_get_affiliate_text() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        return get_post_meta(get_the_ID(), "book_rev_lite_product_affiliate_text", true);
    }
}

function book_rev_lite_wpr_get_affiliate_link() {
    if(is_plugin_active('wp-product-review/wp-product-review.php')) {
        return get_post_meta(get_the_ID(), "book_rev_lite_product_affiliate_link", true);
    }
}




/**
 * Hooks & Filters
 */

// Default Widget Title Filter.
add_filter('widget_title', 'book_rev_lite_filter_default_title');

// Default Post Title Filter.
add_filter('the_title', 'book_rev_lite_filter_default_title');

// Excerpt "[...]" filter.
add_filter('excerpt_more', 'book_rev_lite_excerpt_filter');

// After theme setup hook.
add_action( 'after_setup_theme', 'book_rev_lite_theme_setup' );

// Enqueue required scripts hook.
add_action( 'wp_enqueue_scripts', 'book_rev_lite_load_req_scripts' );

// Hook Customizer.
add_action( 'customize_register', 'book_rev_lite_theme_customizer' );

// Register theme specific sidebars.
add_action( 'widgets_init', 'book_rev_lite_register_sidebars' );

add_action( 'customize_controls_print_scripts', 'book_rev_lite_customizer_button' );

function  book_rev_lite_customizer_button()
{
    wp_register_script( 'book_rev_lite_customizer_script', get_template_directory_uri().'/js/customizer_button.js', array('jquery'), 'v1.0', true);
    wp_enqueue_script( 'book_rev_lite_customizer_script' );
}