public function update($new_instance, $old_instance)
 {
     $instance = $old_instance;
     $instance['title'] = strip_tags(hocwp_get_value_by_key($new_instance, 'title'));
     $instance['category'] = hocwp_get_value_by_key($new_instance, 'category', json_encode($this->args['category']));
     return $instance;
 }

function hocwp_force_admin_english()
{
    $args = hocwp_option_utilities();
    $force_admin_english = (bool) hocwp_get_value_by_key($args, 'force_admin_english');
    $force_admin_english = apply_filters('hocwp_force_admin_english', $force_admin_english);
    return $force_admin_english;
}

 public function update($new_instance, $old_instance)
 {
     $instance = $old_instance;
     $instance['title'] = strip_tags(hocwp_get_value_by_key($new_instance, 'title'));
     $instance['order'] = hocwp_get_value_by_key($new_instance, 'order', hocwp_get_value_by_key($this->args, 'order'));
     $instance['description'] = hocwp_get_value_by_key($new_instance, 'description');
     return $instance;
 }

function hocwp_option_theme_setting_defaults()
{
    $alls = hocwp_option_defaults();
    $defaults = hocwp_get_value_by_key($alls, 'theme_setting');
    if (!hocwp_array_has_value($defaults)) {
        $defaults = array('language' => 'vi');
    }
    return apply_filters('hocwp_option_theme_setting_defaults', $defaults);
}

function hocwp_option_theme_custom_defaults()
{
    $alls = hocwp_option_defaults();
    $defaults = hocwp_get_value_by_key($alls, 'theme_custom');
    if (!hocwp_array_has_value($defaults)) {
        $defaults = array('background_lazyload' => 0);
    }
    return apply_filters('hocwp_option_theme_custom_defaults', $defaults);
}

 public function update($new_instance, $old_instance)
 {
     $instance = $old_instance;
     $instance['title'] = strip_tags(hocwp_get_value_by_key($new_instance, 'title'));
     $instance['banner_image'] = hocwp_get_value_by_key($new_instance, 'banner_image');
     $instance['banner_url'] = hocwp_get_value_by_key($new_instance, 'banner_url');
     $instance['nofollow'] = hocwp_checkbox_post_data_value($new_instance, 'nofollow');
     return $instance;
 }

function hocwp_option_optimize_defaults()
{
    $alls = hocwp_option_defaults();
    $defaults = hocwp_get_value_by_key($alls, 'optimize');
    if (!hocwp_array_has_value($defaults)) {
        $defaults = array('use_jquery_cdn' => 1, 'use_bootstrap_cdn' => 1, 'use_fontawesome_cdn' => 1, 'use_superfish_cdn' => 1);
    }
    return apply_filters('hocwp_option_optimize_defaults', $defaults);
}

function hocwp_option_home_setting_defaults()
{
    $alls = hocwp_option_defaults();
    $defaults = hocwp_get_value_by_key($alls, 'home_setting');
    if (!hocwp_array_has_value($defaults)) {
        $defaults = array('recent_posts' => 1, 'posts_per_page' => hocwp_get_posts_per_page(), 'pagination' => 1);
    }
    return apply_filters('hocwp_option_home_setting_defaults', $defaults);
}

function hocwp_setup_enable_session()
{
    $options = get_option('hocwp_user_login');
    $use_captcha = hocwp_get_value_by_key($options, 'use_captcha');
    $options = get_option('hocwp_discussion');
    $comment_captcha = hocwp_get_value_by_key($options, 'captcha');
    if ((bool) $use_captcha || (bool) $comment_captcha) {
        add_filter('hocwp_use_session', '__return_true');
    }
}

 public function get_taxonomy_base($taxonomy = null)
 {
     if (empty($taxonomy)) {
         $taxonomy = $this->taxonomy;
     }
     $base_slug = '';
     if (taxonomy_exists($taxonomy)) {
         $taxonomy = get_taxonomy($taxonomy);
         $base_slug = hocwp_get_value_by_key($taxonomy->rewrite, 'slug');
     }
     return $base_slug;
 }

function hocwp_plugin_load_custom_css()
{
    $option = get_option('hocwp_plugin_custom_css');
    $css = hocwp_get_value_by_key($option, 'code');
    if (!empty($css)) {
        $css = hocwp_minify_css($css);
        $style = new HOCWP_HTML('style');
        $style->set_attribute('type', 'text/css');
        $style->set_text($css);
        $style->output();
    }
}

function hocwp_plugin_upgrader_process_complete($upgrader, $options)
{
    $plugins = hocwp_get_value_by_key($options, 'plugins');
    if (!hocwp_array_has_value($plugins)) {
        return;
    }
    foreach ($plugins as $plugin) {
        $slug = hocwp_get_plugin_slug_from_file_path($plugin);
        $transient_name = 'hocwp_plugins_api_' . $slug . '_plugin_information';
        $transient_name = hocwp_sanitize_id($transient_name);
        delete_transient($transient_name);
    }
}

function hocwp_theme_meta_box_sidebar_information($post_type, $post)
{
    if (!hocwp_is_post($post)) {
        return;
    }
    global $pagenow;
    if ('hocwp_sidebar' == $post_type) {
        $readonly = false;
        $post_id = 0;
        if ('post.php' == $pagenow) {
            $post_id = hocwp_get_value_by_key($_REQUEST, 'post');
            $default = (bool) get_post_meta($post_id, 'sidebar_default');
            if ($default) {
                $readonly = true;
            }
        }
        $post_id = $post->ID;
        $meta = new HOCWP_Meta('post');
        $meta->set_id('hocwp_sidebar_information');
        $meta->set_title(__('Sidebar Information', 'hocwp-theme'));
        $meta->add_post_type('hocwp_sidebar');
        $field_args = array('id' => 'sidebar_id', 'label' => __('Sidebar ID:', 'hocwp-theme'));
        if ($readonly) {
            $field_args['readonly'] = true;
        }
        $meta->add_field($field_args);
        $field_args = array('id' => 'sidebar_name', 'label' => __('Sidebar name:', 'hocwp-theme'));
        if ($readonly) {
            $field_args['readonly'] = true;
        }
        $meta->add_field($field_args);
        $field_args = array('id' => 'sidebar_description', 'label' => __('Sidebar description:', 'hocwp-theme'));
        if ($readonly) {
            $field_args['readonly'] = true;
        }
        $meta->add_field($field_args);
        $field_args = array('id' => 'sidebar_tag', 'label' => __('Sidebar tag:', 'hocwp-theme'));
        if ($readonly) {
            $field_args['readonly'] = true;
        }
        $meta->add_field($field_args);
        $meta->init();
    }
}

function hocwp_register_string_language($args = array())
{
    if (!did_action('init')) {
        _doing_it_wrong(__FUNCTION__, __('Please call this function in <strong>hocwp_register_string_translation</strong> hook.', 'hocwp-theme'), HOCWP_VERSION);
        return;
    }
    if (!is_array($args)) {
        $args = array('string' => $args);
    }
    $name = hocwp_get_value_by_key($args, 'name');
    $string = hocwp_get_value_by_key($args, 'string');
    $context = hocwp_get_value_by_key($args, 'context', 'HocWP');
    $multiline = hocwp_get_value_by_key($args, 'multiline');
    $key = md5($string);
    $active_strings = hocwp_get_active_registered_string_language();
    $active_strings[$key]['name'] = $name;
    $active_strings[$key]['string'] = $string;
    $active_strings[$key]['context'] = $context;
    $active_strings[$key]['multiline'] = $multiline;
    global $hocwp_active_registered_string_translations;
    $hocwp_active_registered_string_translations = $active_strings;
    $transient_name = hocwp_build_transient_name('hocwp_string_translation_registered_%s', $args);
    if (false === get_transient($transient_name)) {
        $strings = hocwp_get_registered_string_language();
        $strings[$key]['name'] = $name;
        $strings[$key]['string'] = $string;
        $strings[$key]['context'] = $context;
        $strings[$key]['multiline'] = $multiline;
        update_option('hocwp_string_translations', $strings);
        $mo = new HOCWP_MO();
        $translation = '';
        $object = $mo->get_object($string);
        if (is_a($object, 'WP_Post')) {
            $translation = $object->post_content;
        }
        $post_id = $mo->export_to_db($string, $translation);
        if (hocwp_id_number_valid($post_id)) {
            set_transient($transient_name, $post_id, WEEK_IN_SECONDS);
        }
    }
}

function hocwp_get_mailer()
{
    $data = hocwp_get_smtp_mail_data();
    $mailer = hocwp_get_value_by_key($data, 'mailer');
    return apply_filters('hocwp_mailer', $mailer);
}

 public function update($new_instance, $old_instance)
 {
     $instance = $old_instance;
     $instance['title'] = strip_tags(hocwp_get_value_by_key($new_instance, 'title'));
     $instance['page_name'] = hocwp_get_value_by_key($new_instance, 'page_name');
     $instance['href'] = hocwp_get_value_by_key($new_instance, 'href');
     $instance['width'] = hocwp_get_value_by_key($new_instance, 'width', $this->args['width']);
     $instance['height'] = hocwp_get_value_by_key($new_instance, 'height', $this->args['height']);
     $instance['button_text'] = hocwp_get_value_by_key($new_instance, 'button_text', $this->args['button_text']);
     $instance['position'] = hocwp_get_value_by_key($new_instance, 'position', $this->args['position']);
     $instance['hide_cover'] = hocwp_checkbox_post_data_value($new_instance, 'hide_cover');
     $instance['show_facepile'] = hocwp_checkbox_post_data_value($new_instance, 'show_facepile');
     $instance['hide_cta'] = hocwp_checkbox_post_data_value($new_instance, 'hide_cta');
     $instance['small_header'] = hocwp_checkbox_post_data_value($new_instance, 'small_header');
     $instance['adapt_container_width'] = hocwp_checkbox_post_data_value($new_instance, 'adapt_container_width');
     $instance['fixed'] = hocwp_checkbox_post_data_value($new_instance, 'fixed');
     $instance['only_link'] = hocwp_checkbox_post_data_value($new_instance, 'only_link');
     return $instance;
 }

function hocwp_shortcode_support_form_callback($atts = array(), $content = null)
{
    $defaults = array('style' => '', 'name' => 'full_name,email,phone,message', 'label' => array(__('Full name', 'hocwp-theme'), __('Email', 'hocwp-theme'), __('Phone', 'hocwp-theme'), __('Message', 'hocwp-theme')), 'type' => 'text,email,text,textarea', 'placehoder' => '', 'captcha' => false, 'admin_email' => hocwp_get_admin_email());
    $attributes = shortcode_atts($defaults, $atts);
    $name = hocwp_get_value_by_key($attributes, 'name');
    $names = explode(',', $name);
    if (hocwp_array_has_value($names)) {
        $show_form = true;
        $label = hocwp_get_value_by_key($attributes, 'label');
        if (!is_array($label)) {
            $label = explode(',', $label);
            $label = array_map('trim', $label);
        }
        $type = hocwp_get_value_by_key($attributes, 'type');
        $type = explode(',', $type);
        $type = array_map('trim', $type);
        $placeholder = hocwp_get_value_by_key($attributes, 'placeholder');
        if (!empty($placeholder)) {
            $placeholder = explode(',', $placeholder);
            $placeholder = array_map('trim', $placeholder);
        }
        $captcha = hocwp_get_value_by_key($attributes, 'captcha');
        $names = array_map('trim', $names);
        $html = hocwp_shortcode_before('support-form', $attributes);
        if (isset($_POST['submit'])) {
            if (hocwp_check_nonce('hocwp_support_form')) {
                if (hocwp_check_captcha()) {
                    $body = '';
                    foreach ($names as $index => $name) {
                        if (empty($name)) {
                            continue;
                        }
                        if ('name' == $name) {
                            $name = 'full_name';
                        }
                        $field_type = isset($type[$index]) ? $type[$index] : 'text';
                        $field_label = isset($label[$index]) ? $label[$index] : '';
                        $field_placeholder = isset($placeholder[$index]) ? $placeholder[$index] : '';
                        $row = isset($_POST[$name]) ? $_POST[$name] : '';
                        if (!empty($field_label)) {
                            $last_char = hocwp_get_last_char($field_label);
                            if (':' != $last_char) {
                                $field_label .= ':';
                            }
                            $row = $field_label . ' ' . $row;
                        }
                        if (!empty($row)) {
                            $body .= wpautop($row);
                        }
                    }
                    if (empty($body)) {
                        $html .= hocwp_build_message(__('You must fill all required fields.', 'hocwp-theme'), 'danger');
                    } else {
                        $full_name = __('Guest', 'hocwp-theme');
                        if (isset($_POST['full_name'])) {
                            $full_name = $_POST['full_name'];
                        }
                        $subject = sprintf(__('[%1$s] Contact message from %2$s', 'hocwp-theme'), get_bloginfo('name'), $full_name);
                        $admin_email = hocwp_get_value_by_key($attributes, 'admin_email');
                        if (!is_email($admin_email)) {
                            $admin_email = hocwp_get_admin_email();
                        }
                        $sent = hocwp_send_html_mail($admin_email, $subject, $body);
                        if ($sent) {
                            $show_form = false;
                            $html .= hocwp_build_message(__('Your message has been sent, we will reply to you as soon as possible.', 'hocwp-theme'), 'success');
                        } else {
                            $html .= hocwp_build_message(__('There was an error occurred, please try again or contact administrators.', 'hocwp-theme'), 'danger');
                        }
                    }
                } else {
                    $html .= hocwp_build_message(__('Captcha code is not valid.', 'hocwp-theme'), 'danger');
                }
            }
        }
        if ($show_form) {
            ob_start();
            ?>
			<form class="hocwp-support-form" action="" method="post">
				<?php 
            foreach ($names as $index => $name) {
                if (empty($name)) {
                    continue;
                }
                if ('name' == $name) {
                    $name = 'full_name';
                }
                $field_type = isset($type[$index]) ? $type[$index] : 'text';
                $field_label = isset($label[$index]) ? $label[$index] : '';
                $field_placeholder = isset($placeholder[$index]) ? $placeholder[$index] : '';
                ?>
					<div class="form-group form-row">
						<div class="row">
							<div class="col-sm-2">
								<label for="<?php 
                echo esc_attr($name);
                ?>
"><?php 
                echo $field_label;
                ?>
//.........这里部分代码省略.........

function hocwp_slider_html($args = array())
{
    if (!is_array($args)) {
        $position = $args;
    } else {
        $position = hocwp_get_value_by_key($args, 'position');
    }
    $slider = hocwp_get_slider_by_position($position);
    if (hocwp_is_post($slider)) {
        $items = hocwp_get_post_meta('slider_items', $slider->ID);
        $order = hocwp_get_value_by_key($items, 'order');
        if (!empty($order)) {
            $order = explode(',', $order);
            $items = hocwp_get_value_by_key($items, 'items');
            $slider_class = 'hocwp-slider';
            $thumbs = (bool) hocwp_get_value_by_key($args, 'thumbs', false);
            if ($thumbs) {
                hocwp_add_string_with_space_before($slider_class, 'thumbs-paging');
            }
            hocwp_add_string_with_space_before($slider_class, hocwp_sanitize_html_class($position));
            $custom_arrow = hocwp_get_value_by_key($args, 'custom_arrow');
            if ($custom_arrow) {
                $slider_class = hocwp_add_more_class($slider_class, 'custom-arrow');
            }
            $fit_width = hocwp_get_post_meta('fit_width', $slider->ID);
            $fit_width = hocwp_int_to_bool($fit_width);
            $height = hocwp_get_post_meta('height', $slider->ID);
            if (!hocwp_is_positive_number($height)) {
                $height = 350;
            }
            $atts = array('data-height="' . $height . '"');
            if ($fit_width) {
                $atts[] = 'data-fit-width="1"';
            }
            $atts = implode(' ', $atts);
            if (!empty($atts)) {
                $atts = ' ' . $atts;
                $atts = rtrim($atts);
            }
            echo '<div class="' . $slider_class . '">';
            echo '<ul class="list-unstyled list-items slickslide list-inline"' . $atts . '>';
            $list_paging = '';
            $lazyload = hocwp_get_value_by_key($args, 'lazyload');
            foreach ($order as $item_id) {
                $item = hocwp_get_value_by_key($items, $item_id);
                if (hocwp_array_has_value($item)) {
                    $title = hocwp_get_value_by_key($item, 'title');
                    $link = hocwp_get_value_by_key($item, 'link');
                    $description = hocwp_get_value_by_key($item, 'description');
                    $image_url = hocwp_get_value_by_key($item, 'image_url');
                    $image_id = hocwp_get_value_by_key($item, 'image_id');
                    $image_url = hocwp_return_media_url($image_url, $image_id);
                    $img = new HOCWP_HTML('img');
                    $img->set_image_src($image_url);
                    $img->add_class('slider-image');
                    $li = new HOCWP_HTML('li');
                    $li->set_text($img);
                    $li->add_class('slider-item');
                    if ($lazyload) {
                        $li->add_class('lazyload');
                        $img->set_attribute('data-original', $image_url);
                        $img->set_image_src(hocwp_get_image_url('transparent.gif'));
                    }
                    $list_paging .= $li->build();
                    if (!empty($link)) {
                        $a = new HOCWP_HTML('a');
                        $a->set_href($link);
                        $a->set_text($img);
                        $li->set_text($a);
                    } else {
                        $li->set_text($img);
                    }
                    $li->output();
                }
            }
            echo '</ul>';
            if ($thumbs) {
                echo '<div class="thumbs-paging slick-thumbs">';
                echo '<ul class="list-unstyled list-paging">';
                echo $list_paging;
                echo '</ul>';
                echo '</div>';
            }
            echo '</div>';
        }
    }
}

function hocwp_twitter_follow_button($args = array())
{
    $username = hocwp_get_value_by_key($args, 'username');
    if (empty($username)) {
        $username = hocwp_get_value_by_key($args, 'account');
    }
    $permalink = hocwp_get_value_by_key($args, 'permalink');
    if (empty($permalink)) {
        $permalink = $username;
    }
    if (!empty($permalink) && !hocwp_is_url($permalink)) {
        $permalink = 'https://twitter.com/' . $permalink;
    }
    if (empty($permalink)) {
        $permalink = hocwp_get_option_by_name('hocwp_option_social', 'twitter_site');
    }
    if (empty($permalink)) {
        return;
    }
    $show_screen_name = hocwp_get_value_by_key($args, 'show_screen_name');
    $show_count = hocwp_get_value_by_key($args, 'show_count');
    $show_count = hocwp_bool_to_string($show_count);
    if (empty($username)) {
        $username = hocwp_get_last_part_in_url($permalink);
    }
    if (!empty($username)) {
        $first_char = hocwp_get_first_char($username);
        if ('@' != $first_char) {
            $username = '@' . $username;
        }
    }
    $text = __('Follow', 'hocwp-theme');
    if ($show_screen_name) {
        $username = $text . ' ' . $username;
    } else {
        $username = $text;
    }
    $username = trim($username);
    $size = hocwp_get_value_by_key($args, 'size');
    $show_screen_name = hocwp_bool_to_string($show_screen_name);
    ?>
	<a data-show-screen-name="<?php 
    echo $show_screen_name;
    ?>
" data-size="<?php 
    echo $size;
    ?>
"
	   href="<?php 
    echo esc_url($permalink);
    ?>
" class="twitter-follow-button"
	   data-show-count="<?php 
    echo $show_count;
    ?>
"><?php 
    echo $username;
    ?>
</a>
	<script type="text/javascript">
		window.twttr = (function (d, s, id) {
			var js, fjs = d.getElementsByTagName(s)[0],
				t = window.twttr || {};
			if (d.getElementById(id)) return t;
			js = d.createElement(s);
			js.id = id;
			js.src = "https://platform.twitter.com/widgets.js";
			fjs.parentNode.insertBefore(js, fjs);

			t._e = [];
			t.ready = function (f) {
				t._e.push(f);
			};

			return t;
		}(document, "script", "twitter-wjs"));
	</script>
	<?php 
}

function hocwp_theme_option_sidebar_tab()
{
    global $hocwp_tos_tabs;
    if (hocwp_array_has_value($hocwp_tos_tabs)) {
        $current_page = hocwp_get_current_admin_page();
        ?>
		<ul class="list-tabs">
			<?php 
        foreach ($hocwp_tos_tabs as $key => $value) {
            ?>
				<?php 
            $admin_url = admin_url('admin.php');
            $admin_url = add_query_arg(array('page' => $key), $admin_url);
            $item_class = hocwp_sanitize_html_class($key);
            if ($key == $current_page) {
                hocwp_add_string_with_space_before($item_class, 'active');
                $admin_url = 'javascript:;';
            }
            $text = hocwp_get_value_by_key($value, 'text');
            if (empty($text)) {
                continue;
            }
            ?>
				<li class="<?php 
            echo $item_class;
            ?>
"><a
						href="<?php 
            echo $admin_url;
            ?>
"><span><?php 
            echo $text;
            ?>
</span></a></li>
			<?php 
        }
        ?>
		</ul>
		<?php 
    }
}