My WP Full Calendar Modifications

 //Create our own loop here and tamper with the where sql for date ranges, as per http://codex.wordpress.org/Class_Reference/WP_Query#Time_Parameters
        function wpfc_temp_filter_where( $where = '' ) {
            $where .= " AND post_date >= '".date("Y-m-d", $_REQUEST['start'])."' AND post_date < '".date("Y-m-d", $_REQUEST['end'])."'";
            return $where;
        }
        add_filter( 'posts_where', 'wpfc_temp_filter_where' );
        $the_query = new WP_Query( $args );
        remove_filter( 'posts_where', 'wpfc_temp_filter_where' );
        //loop through each post and slot them into the array of posts to return to browser
        while ( $the_query->have_posts() ) { $the_query->the_post();
              $color = "#a8d144";
              $start_post_date              =         get_post_meta( get_the_ID(), '_cmb_event_start_date', true);
              $start_post_time              =         get_post_meta( get_the_ID(), '_cmb_event_start_time', true);
              $end_post_date                =         get_post_meta( get_the_ID(), '_cmb_event_end_date', true);
              $end_post_time                =         get_post_meta( get_the_ID(), '_cmb_event_end_time', true)

              $start_post_timestamp         =       strtotime( sprintf( '%s %s',
                                                gmdate(Y-m-d, $start_post_date)
                                                gmdate(H:i:s, $start_post_time)
                                                )
                                                      );
        $end_post_timestamp =         strtotime( sprintf( '%s %s',
                                                gmdate(Y-m-d, $end_post_date)
                                                gmdate(H:i:s, $end_post_time)
                                                )
                                                );
            if( empty($item_date_counts[$post_date]) || $item_date_counts[$post_date] < $limit ){
                $title = $post->post_title;
                $item = array (
                "title" => $title,
                "color" => $color,
                "start" => date('Y-m-d\TH:i:s', $start_post_timestamp),
                "end" => date('Y-m-d\TH:i:s', $end_post_timestamp),
                "url" => get_permalink($post->ID), 'post_id' => $post->ID );
                $items[] = apply_filters('wpfc_ajax_post', $item, $post);
                $item_date_counts[$post_date] = (!empty($item_date_counts[$post_date]) ) ? $item_date_counts[$post_date]+1:1;
            }elseif( empty($item_dates_more[$post_date]) ){
                $item_dates_more[$post_date] = 1;
                $day_ending = $post_date."T23:59:59";
                //TODO archives not necesarrily working
                $more_array = array ("title" => get_option('wpfc_limit_txt','more ...'), "color" => get_option('wpfc_limit_color','#fbbe30'), "start" => $day_ending, 'post_id' => 0, 'allDay' => true);
                global $wp_rewrite;
                $archive_url = get_post_type_archive_link($post_type);
                if( !empty($archive_url) || $post_type == 'post' ){ //posts do have archives
                    $archive_url = trailingslashit($archive_url);
                    $archive_url .= $wp_rewrite->using_permalinks() ? date('Y/m/', $post_timestamp):'?m='.date('Ym', $post_timestamp);
                    $more_array['url'] = $archive_url;
                }
                $items[] = apply_filters('wpfc_ajax_more', $more_array, $post_date);
            }
        }
        echo json_encode(apply_filters('wpfc_ajax', $items));
        die(); //normally we'd wp_reset_postdata();
    }