/**
 * Custom List Users
 * 
 * Custom function to generate a list of blog authors,
 * built based on WordPress' native wp_list_users function.
 *
 * @since Grammatizator 0.6
 */
function gramm_list_authors($args = '')
{
    // SET up variables
    global $wpdb;
    $defaults = array('orderby' => 'name', 'order' => 'ASC', 'role' => '', 'include' => array(), 'biolength' => 55, 'heading_tag' => 'h3', 'echo' => true);
    $args = wp_parse_args($args, $defaults);
    $return = '';
    // GET data from database with database query
    // Use this to get the paramenters we need for get_users() out of the default $args
    $query_args = wp_array_slice_assoc($args, array('orderby', 'order', 'role', 'include'));
    // Used to request only an array of user IDs from get_users()
    $query_args['fields'] = 'ids';
    $authors = get_users($query_args);
    // STEP through the data
    foreach ($authors as $authorid) {
        // GET individual user data and save in temporary variables
        $author = get_userdata($authorid);
        /* Test me */
        // print_r();
        // First Last name
        // Bio
        // Twitter handle
        // Link to users's posts
        // Image (get later)
        // BUILD output
    }
    // End foreach loop
    // OUTPUT results
}

 function get_image($image_id)
 {
     $attachment_data = wp_prepare_attachment_for_js($image_id);
     $image = wp_array_slice_assoc($attachment_data, array('sizes', 'caption', 'description'));
     if (empty($image)) {
         return false;
     }
     foreach ($this->sizes as $size) {
         $size_name = $size;
         if (!isset($image['sizes'][$size])) {
             $size = 'full';
             $image['error'] = "wrong-size";
         }
         // Format Data
         $image[$size_name]['img'] = $image['sizes'][$size]['url'];
         $image[$size_name]['width'] = $image['sizes'][$size]['width'];
         $image[$size_name]['height'] = $image['sizes'][$size]['height'];
     }
     $image['id'] = $image_id;
     $image['desc'] = $image['description'];
     unset($image['sizes'], $image['description']);
     if (!$this->has_descriptions && !empty($image['description'])) {
         $this->has_descriptions = true;
     }
     $image['desc'] = htmlspecialchars(str_replace('"', '"', $image['desc']), ENT_QUOTES);
     $image['caption'] = htmlspecialchars(str_replace('"', '"', $image['caption']), ENT_QUOTES);
     return $image;
 }

/**
 * Output the exchange rates
 * This is the shortcode callback function
 */
function cbnr_the_exchange($attrs = '')
{
    $rates = cbnr_get_rates();
    if (is_array($attrs)) {
        foreach ($attrs as &$atr) {
            $atr = strtolower($atr);
        }
        unset($atr);
        $rates = wp_array_slice_assoc($rates, $attrs);
    }
    if (empty($rates)) {
        return;
    }
    $html = '';
    if (!is_array($attrs) || !in_array('nocss', $attrs)) {
        $html .= '<style type="text/css">@import url("' . plugins_url('style.css', __FILE__) . '");</style>';
    }
    $html .= '<div class="cbnr">';
    $html .= '	<h3>Curs Valutar <img src="' . cbnr_get_icon_url('ron') . '"></h3>';
    $html .= '	<div class="cbnr_date">' . date('j F Y') . '</div>';
    foreach ($rates as $key => $value) {
        $html .= '	<div class="cbnr_row">';
        $html .= '		<div class="cnbr_flag"><img src="' . cbnr_get_icon_url($key) . '" title="' . strtoupper($key) . '"></div>';
        $html .= '		<div class="cbnr_currency">' . strtoupper($key) . '</div>';
        $html .= '		<div class="cbnr_value">' . $value . ' RON</div>';
        $html .= '	</div>';
    }
    $html .= '	<span class="cbnr_credits">Curs oferit de <a href="http://www.bnro.ro">Banca Națională a României</a></span>';
    $html .= '</div>';
    return $html;
}

/**
 * Custom List Users
 * 
 * Custom function to generate a list of blog authors,
 * built based on WordPress' native wp_list_users function.
 *
 * @since Grammatizator 0.6
 */
function gramm_list_authors($args = '')
{
    // SET up variables
    global $wpdb;
    $defaults = array('orderby' => 'name', 'order' => 'ASC', 'role' => '', 'include' => array(), 'biolength' => 55, 'heading_tag' => 'h5', 'echo' => true);
    $args = wp_parse_args($args, $defaults);
    $return = '';
    // GET data from database with database query
    // Use this to get the paramenters we need for get_users() out of the default $args
    $query_args = wp_array_slice_assoc($args, array('orderby', 'order', 'role', 'include'));
    // Used to request only an array of user IDs from get_users()
    $query_args['fields'] = 'ids';
    $authors = get_users($query_args);
    // STEP through the data
    foreach ($authors as $authorid) {
        // GET individual user data and save in temporary variables
        $author = get_userdata($authorid);
        // First Last name
        if ($author->first_name && $author->last_name) {
            $name = "{$author->first_name} {$author->last_name}";
        } else {
            $name = $author->display_name;
        }
        // Bio
        if (get_the_author_meta('description', $author->ID)) {
            $bio = get_the_author_meta('description', $author->ID);
        } else {
            $bio = '';
        }
        // Twitter handle
        if (get_the_author_meta('twitter', $author->ID)) {
            $twit = '<p class="social-links"><a class="twitter" href="https://twitter.com/' . get_the_author_meta('twitter', $author->ID) . '" title="' . esc_attr(sprintf(__("%s on Twitter"), $author->display_name)) . '">@' . get_the_author_meta('twitter', $author->ID) . '</a></p>';
        } else {
            $twit = '';
        }
        // Link to users's posts
        $authorlink = '<a class="fn" href="' . get_author_posts_url($author->ID, $author->user_nicename) . '" title="' . esc_attr(sprintf(__("Posts by %s"), $author->display_name)) . '">' . $name . '</a>';
        // BUILD output
        $return .= '<section class="author byline vcard">';
        // Image
        $return .= '<div class="avatar-wrap avatar-size-90">';
        $return .= get_avatar($author->ID, 90);
        $return .= '</div>';
        $return .= '<div class="bio-wrap">';
        $return .= '<' . $args['heading_tag'] . '>' . $authorlink . '</' . $args['heading_tag'] . '>';
        $return .= $twit;
        if ($args['biolength'] > 0 && $bio) {
            $return .= '<p class="author-bio">';
            $return .= wptexturize($bio);
            $return .= '</p>';
        }
        $return .= '</div><!-- close .bio-wrap -->';
        $return .= '</section>';
        // End output
    }
    // End foreach loop
    // OUTPUT results
    // guesses?
}

 static function user_query($query)
 {
     if (isset($query->_p2p_capture)) {
         return;
     }
     // Don't overwrite existing P2P query
     if (isset($query->query_vars['connected_type'])) {
         return;
     }
     _p2p_append($query->query_vars, wp_array_slice_assoc($_GET, P2P_URL_Query::get_custom_qv()));
 }

 /**
  * Gather the parameters passed to client JavaScript via JSON.
  *
  * @since 4.1.0
  * @return array The array to be exported to the client as JSON.
  */
 public function json()
 {
     $array = wp_array_slice_assoc((array) $this, array('id', 'title', 'description', 'priority', 'type'));
     $array['content'] = $this->get_content();
     $array['active'] = $this->active();
     $array['instanceNumber'] = $this->instance_number;
     // BEGIN Redux Additions
     $array['width'] = isset($this->section['customizer_width']) ? $this->section['customizer_width'] : '';
     $array['icon'] = isset($this->section['icon']) && !empty($this->section['icon']) ? $this->section['icon'] : 'hide';
     // EMD Redux Additions
     return $array;
 }

 static function get_url($context = 'display', $redirect_to = '')
 {
     $args = wp_array_slice_assoc($_GET, array('checkemail', 'registration', 'loggedout'));
     if (!empty($redirect_to)) {
         $args['redirect_to'] = urlencode($redirect_to);
     }
     if ($page_id = self::get_id()) {
         $permalink = get_permalink($page_id);
     } else {
         $permalink = site_url('wp-login.php');
     }
     return esc_url(add_query_arg($args, $permalink), null, $context);
 }

 /**
  * Get the language to filter a comments query
  *
  * @since 2.0
  *
  * @param object $query
  * @return object|bool the language(s) to use in the filter, false otherwise
  */
 protected function get_comments_queried_language($query)
 {
     // Don't filter comments if comment ids or post ids are specified
     $plucked = wp_array_slice_assoc($query->query_vars, array('comment__in', 'parent', 'post_id', 'post__in', 'post_parent'));
     $fields = array_filter($plucked);
     if (!empty($fields)) {
         return false;
     }
     // Don't filter comments if a non translated post type is specified
     if (!empty($query->query_vars['post_type']) && !$this->model->is_translated_post_type($query->query_vars['post_type'])) {
         return false;
     }
     return empty($query->query_vars['lang']) ? $this->curlang : $this->model->get_language($query->query_vars['lang']);
 }

 /**
  * Run a search query.
  * 
  * @since 1.5
  * @uses apply_filters() geo_mashup_search_query_args Filter the geo query arguments.
  *
  * @param string|array $args Search parameters.
  * @return array Search results.
  **/
 public function query($args)
 {
     $default_args = array('object_name' => 'post', 'object_ids' => null, 'exclude_object_ids' => null, 'units' => 'km', 'location_text' => '', 'radius' => null, 'sort' => 'distance_km ASC');
     $this->query_vars = wp_parse_args($args, $default_args);
     /** @var $units */
     extract($this->query_vars);
     $this->results = array();
     $this->result_count = 0;
     $this->result = null;
     $this->current_result = -1;
     $this->units = $units;
     $this->max_km = 20000;
     $this->distance_factor = 'km' == $units ? 1 : self::MILES_PER_KILOMETER;
     $this->near_location = GeoMashupDB::blank_location(ARRAY_A);
     $geo_query_args = wp_array_slice_assoc($this->query_vars, array('object_name', 'sort', 'exclude_object_ids', 'limit'));
     if (!empty($near_lat) and !empty($near_lng)) {
         $this->near_location['lat'] = $near_lat;
         $this->near_location['lng'] = $near_lng;
     } else {
         if (!empty($location_text)) {
             $geocode_text = empty($geolocation) ? $location_text : $geolocation;
             if (!GeoMashupDB::geocode($geocode_text, $this->near_location)) {
                 // No search center was found, we can't continue
                 return $this->results;
             }
         } else {
             // No coordinates to search near
             return $this->results;
         }
     }
     $radius_km = $this->max_km;
     if (!empty($radius)) {
         $radius_km = abs($radius) / $this->distance_factor;
     }
     $geo_query_args['radius_km'] = $radius_km;
     $geo_query_args['near_lat'] = $this->near_location['lat'];
     $geo_query_args['near_lng'] = $this->near_location['lng'];
     if (isset($map_cat)) {
         $geo_query_args['map_cat'] = $map_cat;
     }
     $geo_query_args = apply_filters('geo_mashup_search_query_args', $geo_query_args);
     $this->results = GeoMashupDB::get_object_locations($geo_query_args);
     $this->result_count = count($this->results);
     if ($this->result_count > 0) {
         $this->max_km = $this->results[$this->result_count - 1]->distance_km;
     } else {
         $this->max_km = $radius_km;
     }
     return $this->results;
 }

 /**
  * Build it.
  * 
  * @uses wp_array_slice_assoc()
  * @uses wp_parse_args()
  * 
  * @since 1.0.0
  * 
  * @param array $args The array of arguments.
  */
 public function __construct($args = array())
 {
     if (!isset($args['api_key'], $args['latitude'], $args['longitude'])) {
         return false;
     }
     // Limit the arguments keys listed in the default array, then parse the submitted arguments
     $limit_keys = array_keys($this->defaults);
     $args = wp_array_slice_assoc($args, $limit_keys);
     $this->args = wp_parse_args($args, $this->defaults);
     // Build the query arguments for the forecast url
     $query = !empty($this->query) && is_array($this->query) ? '?' . http_build_query($this->query) : '';
     // Build the request url
     $this->request_url = self::API_ENDPOINT . esc_attr($this->api_key) . '/' . floatval($this->latitude) . ',' . floatval($this->longitude) . (is_null($this->time) ? '' : ',' . $this->time) . $query;
     // Get and save the response
     $this->response = $this->get_response($this->clear_cache);
 }

/**
 * Custom List Users
 * 
 * Custom function to generate a list of blog authors,
 * built based on WordPress' native wp_list_users function.
 *
 * @since Grammatizator 0.6
 */
function gramm_list_authors($args = '')
{
    // SET up variables
    global $wpdb;
    $defaults = array('orderby' => 'name', 'order' => 'ASC', 'role' => '', 'include' => array(), 'biolength' => 55, 'heading_tag' => 'h3', 'echo' => true);
    $args = wp_parse_args($args, $defaults);
    $return = '';
    // GET data from database with database query
    // Use this to get the paramenters we need for get_users() out of the default $args
    $query_args = wp_array_slice_assoc($args, array('orderby', 'order', 'role', 'include'));
    // Used to request only an array of user IDs from get_users()
    $query_args['fields'] = 'ids';
    $authors = get_users($query_args);
    // STEP through the data
    foreach ($authors as $authorid) {
        // GET individual user data and save in temporary variables
        $author = get_userdata($authorid);
        // First Last name
        if ($author->first_name && $author->last_name) {
            $name = "{$author->first_name} {$author->last_name}";
        } else {
            $name = $author->display_name;
        }
        // Bio
        if (get_the_author_meta('description', $author->ID)) {
            $bio = get_the_author_meta('description', $author->ID);
        } else {
            $bio = '';
        }
        // Twitter handle
        if (get_the_author_meta('twitter', $author->ID)) {
            $twit = '<p class="social-links"><a class="twitter" href="https://twitter.com/' . get_the_author_meta('twitter', $author->ID) . '" title="' . esc_attr(sprintf(__("%s on Twitter"), $author->display_name)) . '">@' . get_the_author_meta('twitter', $author->ID) . '</a></p>';
        } else {
            $twit = '';
        }
        // Link to users's posts
        $authorlink = '<a class="fn" href="' . get_author_posts_url($author->ID, $author->user_nicename) . '" title="' . esc_attr(sprintf(__("Posts by %s"), $author->display_name)) . '">' . $name . '</a>';
        /* Test me INSIDE the loop */
        // TESTHERE
        // Image (get later)
        // BUILD output
    }
    // End foreach loop
    /* Test me OUTSIDE the loop too! */
    // TESTHERE
    // OUTPUT results
}

 public static function register($args)
 {
     if (isset($args['name'])) {
         if (strlen($args['name']) > 44) {
             trigger_error(sprintf("Connection name '%s' is longer than 44 characters.", $args['name']), E_USER_WARNING);
             return false;
         }
     } else {
         trigger_error("Connection types without a 'name' parameter are deprecated.", E_USER_WARNING);
     }
     $args = wp_parse_args($args, array('name' => false, 'from_object' => 'post', 'to_object' => 'post', 'from' => 'post', 'to' => 'post', 'from_query_vars' => array(), 'to_query_vars' => array(), 'data' => array(), 'cardinality' => 'many-to-many', 'prevent_duplicates' => true, 'self_connections' => false, 'sortable' => false, 'title' => array(), 'from_labels' => '', 'to_labels' => '', 'reciprocal' => false));
     $sides = array();
     foreach (array('from', 'to') as $direction) {
         $object = _p2p_pluck($args, $direction);
         if ('user' == $object) {
             $args[$direction . '_object'] = 'user';
         } elseif ('attachment' == $object) {
             $args[$direction . '_object'] = 'attachment';
         }
         if ('post' == $args[$direction . '_object']) {
             $validated = array();
             foreach ((array) $object as $ptype) {
                 if (!post_type_exists($ptype)) {
                     trigger_error("Post type '{$ptype}' is not defined.");
                 } else {
                     $validated[] = $ptype;
                 }
             }
             if (empty($validated)) {
                 $validated = array('post');
             }
             $args[$direction . '_query_vars']['post_type'] = $validated;
         }
     }
     if (!$args['name']) {
         $args['name'] = md5(serialize(array_values(wp_array_slice_assoc($args, array('from_object', 'to_object', 'from_query_vars', 'to_query_vars', 'data')))));
     }
     $args = apply_filters('p2p_connection_type_args', $args);
     $ctype = new P2P_Connection_Type($args);
     if (isset(self::$instances[$ctype->name])) {
         trigger_error("Connection type '{$ctype->name}' is already defined.", E_USER_NOTICE);
     }
     self::$instances[$ctype->name] = $ctype;
     return $ctype;
 }

 static function user_query($query)
 {
     if (!function_exists('get_current_screen')) {
         return;
     }
     $current_screen = get_current_screen();
     if ($current_screen && 'users' != $current_screen->id) {
         return;
     }
     if (isset($query->_p2p_capture)) {
         return;
     }
     // Don't overwrite existing P2P query
     if (isset($query->query_vars['connected_type'])) {
         return;
     }
     _p2p_append($query->query_vars, wp_array_slice_assoc($_GET, self::get_custom_qv()));
 }

 /**
  * Gather the parameters passed to client JavaScript via JSON.
  *
  * @since 4.1.0
  * @return array The array to be exported to the client as JSON.
  */
 public function json()
 {
     $array = wp_array_slice_assoc((array) $this, array('id', 'title', 'description', 'priority', 'panel', 'type'));
     $array['content'] = $this->get_content();
     $array['active'] = $this->active();
     $array['instanceNumber'] = $this->instance_number;
     if ($this->panel) {
         /* translators: ▸ is the unicode right-pointing triangle, and %s is the section title in the Customizer */
         $array['customizeAction'] = sprintf(__('Customizing ▸ %s', 'redux-framework'), esc_html($this->manager->get_panel($this->panel)->title));
     } else {
         $array['customizeAction'] = __('Customizing', 'redux-framework');
     }
     // BEGIN Redux Additions
     $array['width'] = isset($this->section['customizer_width']) ? $this->section['customizer_width'] : '';
     $array['icon'] = isset($this->section['icon']) && !empty($this->section['icon']) ? $this->section['icon'] : 'hide';
     // EMD Redux Additions
     return $array;
 }

function stt2extat_default_setting($option = '')
{
    global $stt2extat_sanitize;
    $args = $stt2extat_sanitize->sanitize();
    switch ($option) {
        case 'update':
            return $args;
            break;
        case 'shortcode':
            $default = array('text_header', 'html_heading', 'number', 'display', 'count', 'convert');
            $args = wp_array_slice_assoc($args, $default);
            return $args;
            break;
        default:
            $args = apply_filters('stt2extat_default_settings', $args);
            return $args;
            break;
    }
}

 function wpex_active_skin_class_file()
 {
     // Get active skin
     $active_skin = wpex_active_skin();
     // Lets bail if the active skin is the base skin
     if ('base' == $active_skin || !$active_skin) {
         return;
     }
     // Get currect skin class to load later
     $skins = wpex_skins();
     $active_skin_array = wp_array_slice_assoc($skins, array($active_skin));
     if (is_array($active_skin_array)) {
         $is_core = !empty($active_skin_array[$active_skin]['core']) ? true : false;
         $class_file = !empty($active_skin_array[$active_skin]['class']) ? $active_skin_array[$active_skin]['class'] : false;
     }
     // Return class file if one exists
     if ($is_core && $class_file) {
         return $class_file;
     }
 }

 public static function register($args)
 {
     $args = wp_parse_args($args, array('name' => false, 'from_object' => 'post', 'to_object' => 'post', 'from' => 'post', 'to' => 'post', 'from_query_vars' => array(), 'to_query_vars' => array(), 'data' => array(), 'cardinality' => 'many-to-many', 'prevent_duplicates' => true, 'sortable' => false, 'title' => array(), 'from_labels' => '', 'to_labels' => '', 'reciprocal' => false));
     $sides = array();
     foreach (array('from', 'to') as $direction) {
         $object = _p2p_pluck($args, $direction);
         if ('user' == $object) {
             $args[$direction . '_object'] = 'user';
         } elseif ('attachment' == $object) {
             $args[$direction . '_object'] = 'attachment';
         }
         if ('post' == $args[$direction . '_object']) {
             $validated = array();
             foreach ((array) $object as $ptype) {
                 if (!post_type_exists($ptype)) {
                     trigger_error("Post type '{$ptype}' is not defined.");
                 } else {
                     $validated[] = $ptype;
                 }
             }
             if (empty($validated)) {
                 $validated = array('post');
             }
             $args[$direction . '_query_vars']['post_type'] = $validated;
         }
     }
     if (!$args['name']) {
         $args['name'] = md5(serialize(array_values(wp_array_slice_assoc($args, array('from_object', 'to_object', 'from_query_vars', 'to_query_vars', 'data')))));
     }
     if ($args['from_object'] == $args['to_object'] && 'post' == $args['from_object']) {
         $class = 'P2P_Connection_Type';
     } else {
         $class = 'Generic_Connection_Type';
     }
     $ctype = new $class($args);
     if (isset(self::$instances[$ctype->name])) {
         trigger_error('Connection type is already defined.', E_USER_NOTICE);
     }
     self::$instances[$ctype->name] = $ctype;
     return $ctype;
 }

 /**
  * Instantiate SCB framework classes.
  */
 public static function action_plugins_loaded()
 {
     $invite_subject = sprintf(__('You\'re invited to subscribe to %s', 'Postmatic'), get_option('blogname'));
     $invite_intro = __('This is an invitation to subscribe to email updates from this website. We hope it is welcome, but we promise we won\'t contact you again unless you respond.', 'Postmatic');
     $subscribed_introduction = '<h2>' . __('Thanks for signing up!', 'Postmatic') . '</h2>' . '<p>' . __('We\'re glad you\'ve decided to join and hope you enjoy our posts.', 'Postmatic') . '</p>';
     $default_options = array('auto_subscribe_authors' => true, 'prompt_key' => '', 'site_subscription_post_types' => array('post'), 'skip_notices' => array(), 'skip_widget_intro' => false, 'skip_akismet_intro' => false, 'skip_zero_spam_intro' => false, 'skip_local_mail_intro' => false, 'skip_moderation_user_intro' => false, 'redirect_to_options_page' => true, 'send_login_info' => false, 'email_header_type' => Prompt_Enum_Email_Header_Types::TEXT, 'email_header_image' => 0, 'email_header_text' => get_option('blogname'), 'email_footer_type' => Prompt_Enum_Email_Footer_Types::WIDGETS, 'email_footer_text' => '', 'email_footer_credit' => true, 'plan' => '', 'email_transport' => Prompt_Enum_Email_Transports::LOCAL, 'messages' => array('welcome' => __('Welcome!', 'Postmatic')), 'invite_subject' => $invite_subject, 'invite_introduction' => $invite_intro, 'last_version' => 0, 'enable_collection' => false, 'site_icon' => 0, 'no_post_featured_image_default' => false, 'no_post_email_default' => false, 'enabled_message_types' => array(), 'excerpt_default' => false, 'comment_opt_in_default' => false, 'comment_opt_in_text' => __('Continue this conversation via email', 'Postmatic'), 'comment_flood_control_trigger_count' => 6, 'upgrade_required' => false, 'enable_optins' => false, 'enable_skimlinks' => false, 'skimlinks_publisher_id' => '', 'emails_per_chunk' => 25, 'enable_digests' => false, 'digest_plans' => array(), 'site_styles' => array(), 'enable_invites' => false, 'enable_mailchimp_import' => false, 'enable_jetpack_import' => false, 'enable_mailpoet_import' => false, 'enable_post_delivery' => true, 'enable_comment_delivery' => true, 'subscribed_introduction' => $subscribed_introduction, 'connected' => false, 'scr_import_done' => false);
     $default_options = array_merge($default_options, Prompt_Optins::options_fields());
     self::prevent_options_errors();
     self::$options = new scbOptions('prompt_options', __FILE__, $default_options);
     /**
      * Filter overridden options.
      *
      * @param array $overridden_options
      * @param array $current_options
      */
     $filtered_options = apply_filters('prompt/override_options', array(), self::$options->get());
     self::$overridden_options = wp_array_slice_assoc($filtered_options, array_keys(self::$options->get()));
     if (!empty(self::$overridden_options)) {
         self::$options->set(self::$overridden_options);
     }
     // Until we have a key we won't do much
     $key = self::$options->get('prompt_key');
     if ($key) {
         self::add_hooks();
     }
     if (is_admin()) {
         self::settings_page();
         self::delivery_metabox();
         self::text_metabox();
         self::$activate_notice = new Prompt_Admin_Activate_Notice($key, self::$settings_page);
     }
     /**
      * Fires when Postmatic has loaded.
      *
      * This happens after plugins are loaded {@see 'plugins_loaded'}, and always fires when Postmatic is active.
      *
      * @since 1.0.0
      */
     do_action('prompt/core_loaded');
 }

 /**
  * filters the comments according to the current language
  * used by the recent comments widget and admin language filter
  *
  * @since 0.2
  *
  * @param array $clauses sql clauses
  * @param object $query WP_Comment_Query object
  * @return array modified $clauses
  */
 public function comments_clauses($clauses, $query)
 {
     global $wpdb;
     // don't filter comments if comment ids or post ids are specified
     $plucked = wp_array_slice_assoc($query->query_vars, array('comment__in', 'parent', 'post_id', 'post__in', 'post_parent'));
     $fields = array_filter($plucked);
     if (!empty($fields)) {
         return $clauses;
     }
     // don't filter comments if a non translated post type is specified
     if (!empty($query->query_vars['post_type']) && !$this->model->is_translated_post_type($query->query_vars['post_type'])) {
         return $clauses;
     }
     $lang = empty($query->query_vars['lang']) ? $this->curlang : $this->model->get_language($query->query_vars['lang']);
     if (!empty($lang)) {
         // if this clause is not already added by WP
         if (!strpos($clauses['join'], '.ID')) {
             $clauses['join'] .= " JOIN {$wpdb->posts} ON {$wpdb->posts}.ID = {$wpdb->comments}.comment_post_ID";
         }
         $clauses['join'] .= $this->model->post->join_clause();
         $clauses['where'] .= $this->model->post->where_clause($lang);
     }
     return $clauses;
 }

/**
 * Create dropdown HTML content of users.
 *
 * The content can either be displayed, which it is by default or retrieved by
 * setting the 'echo' argument. The 'include' and 'exclude' arguments do not
 * need to be used; all users will be displayed in that case. Only one can be
 * used, either 'include' or 'exclude', but not both.
 *
 * The available arguments are as follows:
 *
 * @since 2.3.0
 *
 * @global int  $blog_id
 *
 * @param array|string $args {
 *     Optional. Array or string of arguments to generate a drop-down of users.
 *     {@see WP_User_Query::prepare_query() for additional available arguments.
 *
 *     @type string       $show_option_all         Text to show as the drop-down default (all).
 *                                                 Default empty.
 *     @type string       $show_option_none        Text to show as the drop-down default when no
 *                                                 users were found. Default empty.
 *     @type int|string   $option_none_value       Value to use for $show_option_non when no users
 *                                                 were found. Default -1.
 *     @type string       $hide_if_only_one_author Whether to skip generating the drop-down
 *                                                 if only one user was found. Default empty.
 *     @type string       $orderby                 Field to order found users by. Accepts user fields.
 *                                                 Default 'display_name'.
 *     @type string       $order                   Whether to order users in ascending or descending
 *                                                 order. Accepts 'ASC' (ascending) or 'DESC' (descending).
 *                                                 Default 'ASC'.
 *     @type array|string $include                 Array or comma-separated list of user IDs to include.
 *                                                 Default empty.
 *     @type array|string $exclude                 Array or comma-separated list of user IDs to exclude.
 *                                                 Default empty.
 *     @type bool|int     $multi                   Whether to skip the ID attribute on the 'select' element.
 *                                                 Accepts 1|true or 0|false. Default 0|false.
 *     @type string       $show                    User table column to display. If the selected item is empty
 *                                                 then the 'user_login' will be displayed in parentheses.
 *                                                 Accepts user fields. Default 'display_name'.
 *     @type int|bool     $echo                    Whether to echo or return the drop-down. Accepts 1|true (echo)
 *                                                 or 0|false (return). Default 1|true.
 *     @type int          $selected                Which user ID should be selected. Default 0.
 *     @type bool         $include_selected        Whether to always include the selected user ID in the drop-
 *                                                 down. Default false.
 *     @type string       $name                    Name attribute of select element. Default 'user'.
 *     @type string       $id                      ID attribute of the select element. Default is the value of $name.
 *     @type string       $class                   Class attribute of the select element. Default empty.
 *     @type int          $blog_id                 ID of blog (Multisite only). Default is ID of the current blog.
 *     @type string       $who                     Which type of users to query. Accepts only an empty string or
 *                                                 'authors'. Default empty.
 * }
 * @return string String of HTML content.
 */
function wp_dropdown_users($args = '')
{
    $defaults = array('show_option_all' => '', 'show_option_none' => '', 'hide_if_only_one_author' => '', 'orderby' => 'display_name', 'order' => 'ASC', 'include' => '', 'exclude' => '', 'multi' => 0, 'show' => 'display_name', 'echo' => 1, 'selected' => 0, 'name' => 'user', 'class' => '', 'id' => '', 'blog_id' => $GLOBALS['blog_id'], 'who' => '', 'include_selected' => false, 'option_none_value' => -1);
    $defaults['selected'] = is_author() ? get_query_var('author') : 0;
    $r = wp_parse_args($args, $defaults);
    $show = $r['show'];
    $show_option_all = $r['show_option_all'];
    $show_option_none = $r['show_option_none'];
    $option_none_value = $r['option_none_value'];
    $query_args = wp_array_slice_assoc($r, array('blog_id', 'include', 'exclude', 'orderby', 'order', 'who'));
    $query_args['fields'] = array('ID', 'user_login', $show);
    /**
     * Filter the query arguments for the user drop-down.
     *
     * @since 4.4.0
     *
     * @param array $query_args The query arguments for wp_dropdown_users().
     * @param array $r          The default arguments for wp_dropdown_users().
     */
    $query_args = apply_filters('wp_dropdown_users_args', $query_args, $r);
    $users = get_users($query_args);
    $output = '';
    if (!empty($users) && (empty($r['hide_if_only_one_author']) || count($users) > 1)) {
        $name = esc_attr($r['name']);
        if ($r['multi'] && !$r['id']) {
            $id = '';
        } else {
            $id = $r['id'] ? " id='" . esc_attr($r['id']) . "'" : " id='{$name}'";
        }
        $output = "<select name='{$name}'{$id} class='" . $r['class'] . "'>\n";
        if ($show_option_all) {
            $output .= "\t<option value='0'>{$show_option_all}</option>\n";
        }
        if ($show_option_none) {
            $_selected = selected($option_none_value, $r['selected'], false);
            $output .= "\t<option value='" . esc_attr($option_none_value) . "'{$_selected}>{$show_option_none}</option>\n";
        }
        $found_selected = false;
        foreach ((array) $users as $user) {
            $user->ID = (int) $user->ID;
            $_selected = selected($user->ID, $r['selected'], false);
            if ($_selected) {
                $found_selected = true;
            }
            $display = !empty($user->{$show}) ? $user->{$show} : '(' . $user->user_login . ')';
            $output .= "\t<option value='{$user->ID}'{$_selected}>" . esc_html($display) . "</option>\n";
//.........这里部分代码省略.........