/**
  * Setup the rewrite ids and slugs
  *
  * @package WP Idea Stream
  * @subpackage core/classes
  *
  * @since 2.0.0
  *
  * @uses  wp_idea_stream_user_rewrite_id()
  * @uses  wp_idea_stream_user_rates_rewrite_id()
  * @uses  wp_idea_stream_user_comments_rewrite_id()
  * @uses  wp_idea_stream_cpage_rewrite_id()
  * @uses  wp_idea_stream_action_rewrite_id()
  * @uses  wp_idea_stream_search_rewrite_id()
  * @uses  wp_idea_stream_user_slug()
  * @uses  wp_idea_stream_user_rates_slug()
  * @uses  wp_idea_stream_user_comments_slug()
  * @uses  wp_idea_stream_cpage_slug()
  * @uses  wp_idea_stream_action_slug()
  */
 private function setup_globals()
 {
     /** Rewrite ids ***************************************************************/
     $this->page_rid = 'paged';
     // WordPress built-in global var
     $this->user_rid = wp_idea_stream_user_rewrite_id();
     $this->user_rates_rid = wp_idea_stream_user_rates_rewrite_id();
     $this->user_comments_rid = wp_idea_stream_user_comments_rewrite_id();
     $this->cpage_rid = wp_idea_stream_cpage_rewrite_id();
     $this->action_rid = wp_idea_stream_action_rewrite_id();
     $this->search_rid = wp_idea_stream_search_rewrite_id();
     /** Rewrite slugs *************************************************************/
     $this->user_slug = wp_idea_stream_user_slug();
     $this->user_rates_slug = wp_idea_stream_user_rates_slug();
     $this->user_comments_slug = wp_idea_stream_user_comments_slug();
     $this->cpage_slug = wp_idea_stream_cpage_slug();
     $this->action_slug = wp_idea_stream_action_slug();
 }
/**
 * Check the main WordPress query to match WP Idea Stream conditions
 * Eventually Override query vars and set global template conditions / vars
 *
 * This the key function of the plugin, it is definining the templates
 * to load and is setting the displayed user.
 *
 * Inspired by bbPress 's bbp_parse_query()
 *
 * @package WP Idea Stream
 * @subpackage core/template-functions
 *
 * @since 2.0.0
 *
 * @param WP_Query $posts_query The WP_Query instance
 * @uses  WP_Query->is_main_query() to check it's the main query
 * @uses  WP_Query->get() to get a query var
 * @uses  wp_idea_stream_is_admin() to check if in IdeaStream's Admin territory
 * @uses  wp_idea_stream_is_sticky_enabled() to check if sticky feature is available
 * @uses  WP_Query->set() to set a query var
 * @uses  wp_idea_stream_is_rating_disabled() to check if ratings feature are available
 * @uses  wp_idea_stream_set_idea_var() to globalize a var
 * @uses  is_admin() to check for WordPress administration
 * @uses  wp_idea_stream_get_post_type() to get the ideas post type identifier
 * @uses  wp_idea_stream_user_rewrite_id() to get the user rewrite id
 * @uses  wp_idea_stream_users_get_user_data() to get a specific user's data
 * @uses  WP_Query->set_404() to set a 404
 * @uses  wp_idea_stream_user_rates_rewrite_id() to get the user rates rewrite id
 * @uses  wp_idea_stream_user_comments_rewrite_id() to get the user comments rewrite id
 * @uses  wp_idea_stream_action_rewrite_id() to get the action rewrite id
 * @uses  wp_idea_stream_addnew_slug() to get the add new slug
 * @uses  wp_idea_stream_edit_slug() to get the edit slug
 * @uses  has_action() to check if the action 'wp_idea_stream_custom_action' is used by any plugins
 * @uses  do_action() Calls 'wp_idea_stream_custom_action' to perform actions relative to ideas
 * @uses  wp_idea_stream_get_category() to get the ideas category identifier
 * @uses  wp_idea_stream_get_tag() to get the ideas tag identifier
 * @uses  wp_idea_stream_search_rewrite_id() to get the search rewrite id
 */
function wp_idea_stream_parse_query($posts_query = null)
{
    // Bail if $posts_query is not the main loop
    if (!$posts_query->is_main_query()) {
        return;
    }
    // Bail if filters are suppressed on this query
    if (true === $posts_query->get('suppress_filters')) {
        return;
    }
    // Handle the specific queries in IdeaStream Admin
    if (wp_idea_stream_is_admin()) {
        // Display sticky ideas if requested
        if (wp_idea_stream_is_sticky_enabled() && !empty($_GET['sticky_ideas'])) {
            $posts_query->set('post__in', wp_idea_stream_ideas_get_stickies());
        }
        // Build meta_query if orderby rates is set
        if (!wp_idea_stream_is_rating_disabled() && !empty($_GET['orderby']) && 'rates_count' == $_GET['orderby']) {
            $posts_query->set('meta_query', array(array('key' => '_ideastream_average_rate', 'compare' => 'EXISTS')));
            // Set the orderby idea var
            wp_idea_stream_set_idea_var('orderby', 'rates_count');
        }
        do_action('wp_idea_stream_admin_request', $posts_query);
        return;
    }
    // Bail if else where in admin
    if (is_admin()) {
        return;
    }
    // Ideas post type for a later use
    $idea_post_type = wp_idea_stream_get_post_type();
    /** User's profile ************************************************************/
    // Are we requesting the user-profile template ?
    $user = $posts_query->get(wp_idea_stream_user_rewrite_id());
    $embed_page = wp_idea_stream_is_embed_profile();
    if (!empty($user)) {
        if (!is_numeric($user)) {
            // Get user by his username
            $user = wp_idea_stream_users_get_user_data('slug', $user);
        } else {
            // Get user by his id
            $user = wp_idea_stream_users_get_user_data('id', $user);
        }
        // No user id: no profile!
        if (empty($user->ID) || true === apply_filters('wp_idea_stream_users_is_spammy', is_multisite() && is_user_spammy($user), $user)) {
            $posts_query->set_404();
            // Make sure the WordPress Embed Template will be used
            if ('true' === get_query_var('embed') || true === get_query_var('embed')) {
                $posts_query->is_embed = true;
                $posts_query->set('p', -1);
            }
            return;
        }
        // Set the displayed user id
        wp_idea_stream_set_idea_var('is_user', absint($user->ID));
        // Make sure the post_type is set to ideas.
        $posts_query->set('post_type', $idea_post_type);
        // Are we requesting user rates
        $user_rates = $posts_query->get(wp_idea_stream_user_rates_rewrite_id());
        // Or user comments ?
        $user_comments = $posts_query->get(wp_idea_stream_user_comments_rewrite_id());
        if (!empty($user_rates) && !wp_idea_stream_is_rating_disabled()) {
            // We are viewing user's rates
            wp_idea_stream_set_idea_var('is_user_rates', true);
            // Define the Meta Query to get his rates
            $posts_query->set('meta_query', array(array('key' => '_ideastream_rates', 'value' => ';i:' . $user->ID . ';', 'compare' => 'LIKE')));
        } else {
            if (!empty($user_comments)) {
                // We are viewing user's comments
                wp_idea_stream_set_idea_var('is_user_comments', true);
                /**
                 * Make sure no result.
                 * Query will be built later in user comments loop
                 */
                $posts_query->set('p', -1);
            } else {
                if ('true' === get_query_var('embed') || true === get_query_var('embed')) {
                    $posts_query->is_embed = true;
                    $posts_query->set('p', -1);
                    if ($embed_page) {
                        wp_idea_stream_set_idea_var('is_user_embed', true);
                    } else {
                        $posts_query->set_404();
                        return;
                    }
                }
                // Default to the ideas the user submitted
                $posts_query->set('author', $user->ID);
            }
        }
        // No stickies on user's profile
        $posts_query->set('ignore_sticky_posts', true);
        // Make sure no 404
        $posts_query->is_404 = false;
        // Set the displayed user.
        wp_idea_stream_set_idea_var('displayed_user', $user);
    }
    /** Actions (New Idea) ********************************************************/
    $action = $posts_query->get(wp_idea_stream_action_rewrite_id());
    if (!empty($action)) {
        // Make sure the post type is set to ideas
        $posts_query->set('post_type', $idea_post_type);
        // Define a global to inform we're dealing with an action
        wp_idea_stream_set_idea_var('is_action', true);
        // Is the new idea form requested ?
        if (wp_idea_stream_addnew_slug() == $action) {
            // Yes so set the corresponding var
            wp_idea_stream_set_idea_var('is_new', true);
            /**
             * Make sure no result.
             * We are not querying any content, but creating one
             */
            $posts_query->set('p', -1);
            // Edit action ?
        } else {
            if (wp_idea_stream_edit_slug() == $action) {
                // Yes so set the corresponding var
                wp_idea_stream_set_idea_var('is_edit', true);
                // Signup support
            } else {
                if (wp_idea_stream_signup_slug() == $action && wp_idea_stream_is_signup_allowed_for_current_blog()) {
                    // Set the signup global var
                    wp_idea_stream_set_idea_var('is_signup', true);
                    /**
                     * Make sure no result.
                     * We are not querying any content, but creating one
                     */
                    $posts_query->set('p', -1);
                } else {
                    if (has_action('wp_idea_stream_custom_action')) {
                        /**
                         * Allow plugins to other custom idea actions
                         *
                         * @param string   $action      The requested action
                         * @param WP_Query $posts_query The WP_Query instance
                         */
                        do_action('wp_idea_stream_custom_action', $action, $posts_query);
                    } else {
                        $posts_query->set_404();
                        return;
                    }
                }
            }
        }
    }
    /** Ideas by category *********************************************************/
    $category = $posts_query->get(wp_idea_stream_get_category());
    if (!empty($category)) {
        // Make sure the post type is set to ideas
        $posts_query->set('post_type', $idea_post_type);
        // Define the current category
        wp_idea_stream_set_idea_var('is_category', $category);
    }
    /** Ideas by tag **************************************************************/
    $tag = $posts_query->get(wp_idea_stream_get_tag());
    if (!empty($tag)) {
        // Make sure the post type is set to ideas
        $posts_query->set('post_type', $idea_post_type);
        // Define the current tag
        wp_idea_stream_set_idea_var('is_tag', $tag);
    }
    /** Searching ideas ***********************************************************/
    $search = $posts_query->get(wp_idea_stream_search_rewrite_id());
    if (!empty($search)) {
        // Make sure the post type is set to ideas
        $posts_query->set('post_type', $idea_post_type);
        // Define the query as a search one
        $posts_query->set('is_search', true);
        /**
         * Temporarly set the 's' parameter of WP Query
         * This will be reset while building ideas main_query args
         * @see wp_idea_stream_set_template()
         */
        $posts_query->set('s', $search);
        // Set the search conditionnal var
        wp_idea_stream_set_idea_var('is_search', true);
    }
    /** Changing order ************************************************************/
    // Here we're using built-in var
    $orderby = $posts_query->get('orderby');
    // Make sure we are ordering ideas
    if (!empty($orderby) && $idea_post_type == $posts_query->get('post_type')) {
        if (!wp_idea_stream_is_rating_disabled() && 'rates_count' == $orderby) {
            /**
             * It's an order by rates request, set the meta query to achieve this.
             * Here we're not ordering yet, we simply make sure to get ideas that
             * have been rated.
             * Order will happen thanks to wp_idea_stream_set_rates_count_orderby()
             * filter.
             */
            $posts_query->set('meta_query', array(array('key' => '_ideastream_average_rate', 'compare' => 'EXISTS')));
        }
        // Set the order by var
        wp_idea_stream_set_idea_var('orderby', $orderby);
    }
    // Set the idea archive var if viewing ideas archive
    if ($posts_query->is_post_type_archive()) {
        wp_idea_stream_set_idea_var('is_idea_archive', true);
    }
    /**
     * Finally if post_type is ideas, then we're in IdeaStream's
     * territory so set this
     */
    if ($idea_post_type === $posts_query->get('post_type')) {
        wp_idea_stream_set_idea_var('is_ideastream', true);
        // Reset the pagination
        if (-1 !== $posts_query->get('p')) {
            $posts_query->set('posts_per_page', wp_idea_stream_ideas_per_page());
        }
    }
}
/**
 * Gets URL to the rates profile page of a user
 *
 * Inspired by bbPress's bbp_get_user_profile_url() function
 *
 * @package WP Idea Stream
 * @subpackage users/functions
 *
 * @since 2.0.0
 *
 * @global $wp_rewrite
 * @param  int $user_id User id
 * @param  string $user_nicename Optional. User nicename
 * @uses   wp_idea_stream_user_slug() To get user slug
 * @uses   wp_idea_stream_user_rewrite_id() to get rewrite id
 * @uses   wp_idea_stream_user_rates_slug() to get the rates slug
 * @uses   wp_idea_stream_users_get_user_data() get user nicename
 * @uses   home_url() to get blog home url
 * @uses   add_query_arg() to build url on default permalink setting
 * @uses   wp_idea_stream_user_rates_rewrite_id() to get the rates rewrite id
 * @uses   apply_filters() Calls 'wp_idea_stream_users_get_user_rates_url' to override the url
 * @return string Rates profile url
 */
function wp_idea_stream_users_get_user_rates_url($user_id = 0, $user_nicename = '')
{
    global $wp_rewrite;
    // Bail if no user id provided
    if (empty($user_id)) {
        return false;
    }
    /**
     * Used internally to "early" override the rates Url by the one of BuddyPress profile
     * @see WP_Idea_Stream_BuddyPress->filter_user_domains in buddypress/loader
     *
     * @param int    $user_id       the user ID
     * @param string $user_nicename the username
     */
    $early_profile_url = apply_filters('wp_idea_stream_users_pre_get_user_rates_url', (int) $user_id, $user_nicename);
    if (is_string($early_profile_url)) {
        return $early_profile_url;
    }
    // Pretty permalinks
    if ($wp_rewrite->using_permalinks()) {
        $url = $wp_rewrite->root . wp_idea_stream_user_slug() . '/%' . wp_idea_stream_user_rewrite_id() . '%/' . wp_idea_stream_user_rates_slug();
        // Get username if not passed
        if (empty($user_nicename)) {
            $user_nicename = wp_idea_stream_users_get_user_data('id', $user_id, 'user_nicename');
        }
        $url = str_replace('%' . wp_idea_stream_user_rewrite_id() . '%', $user_nicename, $url);
        $url = home_url(user_trailingslashit($url));
        // Unpretty permalinks
    } else {
        $url = add_query_arg(array(wp_idea_stream_user_rewrite_id() => $user_id, wp_idea_stream_user_rates_rewrite_id() => '1'), home_url('/'));
    }
    /**
     * Filter the rates profile url once IdeaStream has built it
     *
     * @param string $url           Rates profile Url
     * @param int    $user_id       the user ID
     * @param string $user_nicename the username
     */
    return apply_filters('wp_idea_stream_users_get_user_rates_url', $url, $user_id, $user_nicename);
}