<?php

add_action('customize_register', 'ct_author_add_customizer_content');

function ct_author_add_customizer_content($wp_customize)
{

    /***** Reorder default sections *****/

    $wp_customize->get_section('title_tagline')->priority = 2;

    // check if exists in case user has no pages
    if (is_object($wp_customize->get_section('static_front_page'))) {
        $wp_customize->get_section('static_front_page')->priority = 5;
    }

    /***** Add PostMessage Support *****/

    // Add postMessage support for site title and description.
    $wp_customize->get_setting('blogname')->transport        = 'postMessage';
    $wp_customize->get_setting('blogdescription')->transport = 'postMessage';

    /***** Add Custom Controls *****/
    // create multi-checkbox/select control
    class ct_author_multi_checkbox_control extends WP_Customize_Control
    {
        public $type = 'multi-checkbox';

        public function render_content()
        {
            if (empty($this->choices)) {
                return;
            } ?>
			<label>
				<span class="customize-control-title"><?php echo esc_html($this->label); ?></span>
				<select id="comment-display-control" <?php $this->link(); ?> multiple="multiple" style="height: 100%;">
					<?php
                    foreach ($this->choices as $value => $label) {
                        $selected = (in_array($value, $this->value())) ? selected(1, 1, false) : '';
                        echo '<option value="' . esc_attr($value) . '"' . $selected . '>' . $label . '</option>';
                    } ?>
				</select>
			</label>
		<?php
        }
    }

    /***** Avatar *****/

    // section
    $wp_customize->add_section('ct_author_avatar', array(
        'title'    => __('Avatar', 'author'),
        'priority' => 15
    ));
    // setting
    $wp_customize->add_setting('avatar_method', array(
        'default'           => 'none',
        'sanitize_callback' => 'ct_author_sanitize_avatar_method'
    ));
    // control
    $wp_customize->add_control('avatar_method', array(
        'label'       => __('Avatar image source', 'author'),
        'section'     => 'ct_author_avatar',
        'settings'    => 'avatar_method',
        'type'        => 'radio',
        'description' => __('Gravatar uses the admin email address.', 'author'),
        'choices'     => array(
            'gravatar' => __('Gravatar', 'author'),
            'upload'   => __('Upload an image', 'author'),
            'none'     => __('Do not display avatar', 'author')
        )
    ));
    // setting
    $wp_customize->add_setting('avatar', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    // control
    $wp_customize->add_control(new WP_Customize_Image_Control(
        $wp_customize,
        'avatar',
        array(
            'label'    => __('Upload your avatar', 'author'),
            'section'  => 'ct_author_avatar',
            'settings' => 'avatar'
        )
    ));
    // setting
    $wp_customize->add_setting('comment_avatar', array(
        'default'           => 'yes',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control
    $wp_customize->add_control('comment_avatar', array(
        'label'       => __('Would you like to use the uploaded avatar for your post comments?', 'author'),
        'section'     => 'ct_author_avatar',
        'settings'    => 'comment_avatar',
        'type'        => 'radio',
        'choices'     => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));

    /***** Logo Upload *****/

    // section
    $wp_customize->add_section('ct_author_logo_upload', array(
        'title'       => __('Logo', 'author'),
        'priority'    => 25,
        'description' => __('Use this instead of the avatar if you want a non-rounded logo image.', 'author')
    ));
    // setting
    $wp_customize->add_setting('logo_upload', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    // control
    $wp_customize->add_control(new WP_Customize_Image_Control(
        $wp_customize,
        'logo_image',
        array(
            'label'    => __('Upload custom logo.', 'author'),
            'section'  => 'ct_author_logo_upload',
            'settings' => 'logo_upload'
        )
    ));

    /***** Social Media Icons *****/

    // get the social sites array
    $social_sites = ct_author_social_array();

    // set a priority used to order the social sites
    $priority = 5;

    // section
    $wp_customize->add_section('ct_author_social_media_icons', array(
        'title'       => __('Social Media Icons', 'author'),
        'priority'    => 35,
        'description' => __('Add the URL for each of your social profiles.', 'author')
    ));

    // create a setting and control for each social site
    foreach ($social_sites as $social_site => $value) {
        // if email icon
        if ($social_site == 'email') {
            // setting
            $wp_customize->add_setting($social_site, array(
                'sanitize_callback' => 'ct_author_sanitize_email'
            ));
            // control
            $wp_customize->add_control($social_site, array(
                'label'    => __('Email Address', 'author'),
                'section'  => 'ct_author_social_media_icons',
                'priority' => $priority,
            ));
        } else {
            $label = ucfirst($social_site);

            if ($social_site == 'rss') {
                $label = __('RSS', 'author');
            } elseif ($social_site == 'researchgate') {
                $label = __('ResearchGate', 'author');
            } elseif ($social_site == 'soundcloud') {
                $label = __('SoundCloud', 'author');
            } elseif ($social_site == 'slideshare') {
                $label = __('SlideShare', 'author');
            } elseif ($social_site == 'codepen') {
                $label = __('CodePen', 'author');
            } elseif ($social_site == 'stumbleupon') {
                $label = __('StumbleUpon', 'author');
            } elseif ($social_site == 'deviantart') {
                $label = __('DeviantArt', 'author');
            } elseif ($social_site == 'hacker-news') {
                $label = __('Hacker News', 'author');
            } elseif ($social_site == 'google-wallet') {
                $label = __('Google Wallet', 'author');
            } elseif ($social_site == 'whatsapp') {
                $label = __('WhatsApp', 'author');
            } elseif ($social_site == 'qq') {
                $label = __('QQ', 'author');
            } elseif ($social_site == 'vk') {
                $label = __('VK', 'author');
            } elseif ($social_site == 'ok-ru') {
                $label = __('OK.ru', 'author');
            } elseif ($social_site == 'wechat') {
                $label = __('WeChat', 'author');
            } elseif ($social_site == 'tencent-weibo') {
                $label = __('Tencent Weibo', 'author');
            } elseif ($social_site == 'paypal') {
                $label = __('PayPal', 'author');
            } elseif ($social_site == 'stack-overflow') {
                $label = __('Stack Overflow', 'author');
            } elseif ($social_site == 'artstation') {
                $label = __('ArtStation', 'author');
            } elseif ($social_site == 'email-form') {
                $label = __('Contact Form', 'author');
            } elseif ($social_site == 'diaspora') {
                $label = __('diaspora*', 'author');
            } elseif ($social_site == 'imdb') {
                $label = __('IMDB', 'author');
            } elseif ($social_site == 'signal-messenger') {
                $label = __('Signal', 'author');
            }

            if ($social_site == 'skype') {
                // setting
                $wp_customize->add_setting($social_site, array(
                    'sanitize_callback' => 'ct_author_sanitize_skype'
                ));
                // control
                $wp_customize->add_control($social_site, array(
                    'type'        => 'url',
                    'label'       => $label,
                    'description' => sprintf(__('Accepts Skype link protocol (<a href="%s" target="_blank">learn more</a>)', 'author'), 'https://www.competethemes.com/blog/skype-links-wordpress/'),
                    'section'     => 'ct_author_social_media_icons',
                    'priority'    => $priority
                ));
            } elseif ($social_site == 'signal-messenger') {
                // setting
                $wp_customize->add_setting($social_site, array(
                    'sanitize_callback' => 'ct_author_sanitize_signal'
                ));
                // control
                $wp_customize->add_control($social_site, array(
                    'type'        => 'url',
                    'label'       => $label,
                    'section'     => 'ct_author_social_media_icons',
                    'priority'    => $priority
                ));
            } elseif ($social_site == 'phone') {
                // setting
                $wp_customize->add_setting($social_site, array(
                    'sanitize_callback' => 'ct_author_sanitize_text'
                ));
                // control
                $wp_customize->add_control($social_site, array(
                    'type'        => 'text',
                    'label'       => $label,
                    'section'     => 'ct_author_social_media_icons',
                    'priority'    => $priority
                ));
            } else {
                // setting
                $wp_customize->add_setting($social_site, array(
                    'sanitize_callback' => 'esc_url_raw'
                ));
                // control
                $wp_customize->add_control($social_site, array(
                    'type'     => 'url',
                    'label'    => $label,
                    'section'  => 'ct_author_social_media_icons',
                    'priority' => $priority
                ));

                if ($social_site == 'twitter') {
                    // setting
                    $wp_customize->add_setting('twitter_verified', array(
                        'sanitize_callback' => 'ct_author_sanitize_checkbox'
                    ));
                    // control
                    $wp_customize->add_control('twitter_verified', array(
                        'type'     => 'checkbox',
                        'label'    => __('Display verified checkmark?', 'author'),
                        'section'  => 'ct_author_social_media_icons',
                        'priority' => $priority
                    ));
                }
            }
        }
        // increment the priority for next site
        $priority = $priority + 5;
    }
    // Custom icon 1
    $wp_customize->add_setting('social_icon_custom_1', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control('social_icon_custom_1', array(
        'label'    => __('Custom icon 1 URL', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_1',
        'type'     => 'url',
        'priority' => $priority + 5
    ));
    $wp_customize->add_setting('social_icon_custom_1_image', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control(new WP_Customize_Image_Control($wp_customize, 'social_icon_custom_1_image', array(
        'label'    => __('Custom icon 1 image', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_1_image',
        'priority' => $priority + 6
    )));
    $wp_customize->add_setting('social_icon_custom_1_size', array(
        'default'			=> '30',
        'sanitize_callback' => 'absint'
    ));
    $wp_customize->add_control('social_icon_custom_1_size', array(
        'label'    => __('Custom icon 1 size (px)', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_1_size',
        'type'     => 'number',
        'priority' => $priority + 7
    ));
    // Custom icon 2
    $wp_customize->add_setting('social_icon_custom_2', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control('social_icon_custom_2', array(
        'label'    => __('Custom icon 2 URL', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_2',
        'type'     => 'url',
        'priority' => $priority + 10
    ));
    $wp_customize->add_setting('social_icon_custom_2_image', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control(new WP_Customize_Image_Control($wp_customize, 'social_icon_custom_2_image', array(
        'label'    => __('Custom icon 2 image', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_2_image',
        'priority' => $priority + 11
    )));
    $wp_customize->add_setting('social_icon_custom_2_size', array(
        'default'			=> '30',
        'sanitize_callback' => 'absint'
    ));
    $wp_customize->add_control('social_icon_custom_2_size', array(
        'label'    => __('Custom icon 2 size (px)', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_2_size',
        'type'     => 'number',
        'priority' => $priority + 12
    ));
    // Custom icon 3
    $wp_customize->add_setting('social_icon_custom_3', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control('social_icon_custom_3', array(
        'label'    => __('Custom icon 3 URL', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_3',
        'type'     => 'url',
        'priority' => $priority + 15
    ));
    $wp_customize->add_setting('social_icon_custom_3_image', array(
        'sanitize_callback' => 'esc_url_raw'
    ));
    $wp_customize->add_control(new WP_Customize_Image_Control($wp_customize, 'social_icon_custom_3_image', array(
        'label'    => __('Custom icon 3 image', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_3_image',
        'priority' => $priority + 16
    )));
    $wp_customize->add_setting('social_icon_custom_3_size', array(
        'default'			=> '30',
        'sanitize_callback' => 'absint'
    ));
    $wp_customize->add_control('social_icon_custom_3_size', array(
        'label'    => __('Custom icon 3 size (px)', 'author'),
        'section'  => 'ct_author_social_media_icons',
        'settings' => 'social_icon_custom_3_size',
        'type'     => 'number',
        'priority' => $priority + 17
    ));

    /***** Blog *****/

    // section
    $wp_customize->add_section('author_blog', array(
        'title'    => _x('Blog', 'noun: the blog section', 'author'),
        'priority' => 45
    ));
    // setting
    $wp_customize->add_setting('full_post', array(
        'default'           => 'no',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control
    $wp_customize->add_control('full_post', array(
        'label'    => __('Show full posts on blog?', 'author'),
        'section'  => 'author_blog',
        'settings' => 'full_post',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));
    // setting - comments link
    $wp_customize->add_setting('comments_link', array(
        'default'           => 'no',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control - comments link
    $wp_customize->add_control('comments_link', array(
        'label'    => __('Show link to comments after posts?', 'author'),
        'section'  => 'author_blog',
        'settings' => 'comments_link',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));
    // setting
    $wp_customize->add_setting('excerpt_length', array(
        'default'           => '25',
        'sanitize_callback' => 'absint'
    ));
    // control
    $wp_customize->add_control('excerpt_length', array(
        'label'    => __('Excerpt word count', 'author'),
        'section'  => 'author_blog',
        'settings' => 'excerpt_length',
        'type'     => 'number'
    ));
    // Read More text - setting
    $wp_customize->add_setting('read_more_text', array(
        'default'           => __('Continue reading', 'author'),
        'sanitize_callback' => 'ct_author_sanitize_text'
    ));
    // Read More text - control
    $wp_customize->add_control('read_more_text', array(
        'label'    => __('Read More link text', 'author'),
        'section'  => 'author_blog',
        'settings' => 'read_more_text',
        'type'     => 'text'
    ));

    /***** Comment Display *****/

    // section
    $wp_customize->add_section('ct_author_comments_display', array(
        'title'    => __('Comment Display', 'author'),
        'priority' => 55
    ));
    // setting
    $wp_customize->add_setting('comments_display', array(
        'default'           => array( 'post', 'page', 'attachment', 'none' ),
        'sanitize_callback' => 'ct_author_sanitize_comments_setting'
    ));
    // control
    $wp_customize->add_control(new ct_author_multi_checkbox_control(
        $wp_customize,
        'comments_display',
        array(
            'label'    => __('Show comments on:', 'author'),
            'section'  => 'ct_author_comments_display',
            'settings' => 'comments_display',
            'type'     => 'multi-checkbox',
            'choices'  => array(
                'post'       => __('Posts', 'author'),
                'page'       => __('Pages', 'author'),
                'attachment' => __('Attachments', 'author'),
                'none'       => __('Do not show', 'author')
            )
        )
    ));

    /***** Scroll-to-stop  *****/

    // section
    $wp_customize->add_section('ct_author_scroll_to_stop', array(
        'title'    => __('Scroll-to-Top Arrow', 'author'),
        'priority' => 60
    ));
    // setting - scroll-to-top arrow
    $wp_customize->add_setting('scroll_to_top', array(
        'default'           => 'no',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control - scroll-to-top arrow
    $wp_customize->add_control('scroll_to_top', array(
        'label'    => __('Display Scroll-to-top arrow?', 'author'),
        'section'  => 'ct_author_scroll_to_stop',
        'settings' => 'scroll_to_top',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));

    /***** Additional Options  *****/

    // section
    $wp_customize->add_section('ct_author_additional_options', array(
        'title'    => __('Additional Options', 'author'),
        'priority' => 65
    ));
    // setting - last updated
    $wp_customize->add_setting('last_updated', array(
        'default'           => 'no',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control - last updated
    $wp_customize->add_control('last_updated', array(
        'label'    => __('Display the date each post was last updated?', 'author'),
        'section'  => 'ct_author_additional_options',
        'settings' => 'last_updated',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));
    // setting - author byline display
    $wp_customize->add_setting('display_post_author', array(
        'default'           => 'yes',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control - author byline display
    $wp_customize->add_control('display_post_author', array(
        'label'    => __('Display the post author in the byline?', 'author'),
        'section'  => 'ct_author_additional_options',
        'settings' => 'display_post_author',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));
    // setting - date byline display
    $wp_customize->add_setting('display_post_date', array(
        'default'           => 'yes',
        'sanitize_callback' => 'ct_author_sanitize_yes_no_settings'
    ));
    // control - date byline display
    $wp_customize->add_control('display_post_date', array(
        'label'    => __('Display the post date in the byline?', 'author'),
        'section'  => 'ct_author_additional_options',
        'settings' => 'display_post_date',
        'type'     => 'radio',
        'choices'  => array(
            'yes' => __('Yes', 'author'),
            'no'  => __('No', 'author')
        )
    ));

    /***** Custom CSS *****/

    if (function_exists('wp_update_custom_css_post')) {
        // Migrate any existing theme CSS to the core option added in WordPress 4.7.
        $css = get_theme_mod('custom_css');
        if ($css) {
            $core_css = wp_get_custom_css(); // Preserve any CSS already added to the core option.
            $return = wp_update_custom_css_post($core_css . $css);
            if (! is_wp_error($return)) {
                // Remove the old theme_mod, so that the CSS is stored in only one place moving forward.
                remove_theme_mod('custom_css');
            }
        }
    } else {
        // section
        $wp_customize->add_section('author_custom_css', array(
            'title'    => __('Custom CSS', 'author'),
            'priority' => 65
        ));
        // setting
        $wp_customize->add_setting('custom_css', array(
            'sanitize_callback' => 'ct_author_sanitize_css',
            'transport'         => 'postMessage'
        ));
        // control
        $wp_customize->add_control('custom_css', array(
            'type'     => 'textarea',
            'label'    => __('Add Custom CSS Here:', 'author'),
            'section'  => 'author_custom_css',
            'settings' => 'custom_css'
        ));
    }
}

/***** Custom Sanitization Functions *****/

/*
 * Sanitize settings with show/hide as options
 * Used in: search bar
 */
function ct_author_sanitize_all_show_hide_settings($input)
{
    $valid = array(
        'show' => __('Show', 'author'),
        'hide' => __('Hide', 'author')
    );

    return array_key_exists($input, $valid) ? $input : '';
}

/*
 * sanitize email address
 * Used in: Social Media Icons
 */
function ct_author_sanitize_email($input)
{
    return sanitize_email($input);
}

function ct_author_sanitize_comments_setting($input)
{
    $valid = array(
        'post'       => __('Posts', 'author'),
        'page'       => __('Pages', 'author'),
        'attachment' => __('Attachments', 'author'),
        'none'       => __('Do not show', 'author')
    );

    foreach ($input as $selection) {
        return array_key_exists($selection, $valid) ? $input : '';
    }
}

function ct_author_sanitize_avatar_method($input)
{
    $valid = array(
        'gravatar' => __('Gravatar', 'author'),
        'upload'   => __('Upload an image', 'author'),
        'none'     => __('Do not display avatar', 'author')
    );

    return array_key_exists($input, $valid) ? $input : '';
}

function ct_author_sanitize_yes_no_settings($input)
{
    $valid = array(
        'yes' => __('Yes', 'author'),
        'no'  => __('No', 'author'),
    );

    return array_key_exists($input, $valid) ? $input : '';
}

function ct_author_sanitize_text($input)
{
    return wp_kses_post(force_balance_tags($input));
}

function ct_author_sanitize_skype($input)
{
    return esc_url_raw($input, array( 'http', 'https', 'skype' ));
}

function ct_author_sanitize_signal($input)
{
    return esc_url_raw($input, array( 'http', 'https', 'sgnl' ));
}

function ct_author_sanitize_checkbox($input)
{
    return ((isset($input) && true == $input) ? true : false);
}

function ct_author_sanitize_css($css)
{
    $css = wp_kses($css, array( '\'', '\"' ));
    $css = str_replace('&gt;', '>', $css);

    return $css;
}

function ct_author_customize_preview_js()
{
    if (!function_exists('ct_author_pro_init') && !(isset($_GET['mailoptin_optin_campaign_id']) || isset($_GET['mailoptin_email_campaign_id']))) {
        $url = 'https://www.competethemes.com/author-pro/?utm_source=wp-dashboard&utm_medium=Customizer&utm_campaign=Author%20Pro%20-%20Customizer';
        $content = "<script>jQuery('#customize-info').prepend('<div class=\"upgrades-ad\"><a href=\"". $url ."\" target=\"_blank\">Customize Colors with Author Pro <span>&rarr;</span></a></div>')</script>";
        echo apply_filters('ct_author_customizer_ad', $content);
    }
}
add_action('customize_controls_print_footer_scripts', 'ct_author_customize_preview_js');