public function get_months_for_year($year, $sectionID = false)
 {
     $Cache = PerchBlog_Cache::fetch();
     $cache_key = 'months_for_year_' . $year;
     if ($sectionID) {
         $cache_key .= '_' . $sectionID;
     }
     if ($Cache->exists($cache_key)) {
         return $Cache->get($cache_key);
     }
     $sql = 'SELECT DISTINCT 
 	            year(postDateTime) AS year,
 	            month(postDateTime) AS month,
 	            CONCAT(year(postDateTime),"-",month(postDateTime),"-01") AS postDateTime,
 	            COUNT(*) AS month_qty
             FROM ' . $this->table . ' p
         	WHERE year(postDateTime) = ' . $this->db->pdb($year) . ' 
         	    AND p.postStatus=\'Published\'
                 AND p.postDateTime<=' . $this->db->pdb(date('Y-m-d H:i:00'));
     if ($sectionID) {
         $sql .= ' AND p.sectionID=' . $this->db->pdb($sectionID);
     }
     $sql .= ' GROUP BY year, month
         	ORDER BY month DESC';
     $rows = $this->db->get_rows($sql);
     $Cache->set($cache_key, $rows);
     return $rows;
 }
 private function _load_blog()
 {
     $Cache = PerchBlog_Cache::fetch();
     $cached_blogs = $Cache->get('blogs');
     if (!$cached_blogs) {
         $Blogs = new PerchBlog_Blogs();
         $blogs = $Blogs->all();
         if (PerchUtil::count($blogs)) {
             $cached_blogs = array();
             foreach ($blogs as $Blog) {
                 $cached_blogs[$Blog->id()] = $Blog;
             }
             $Cache->set('blogs', $cached_blogs);
         }
     }
     if ($cached_blogs) {
         if (isset($cached_blogs[$this->blogID()])) {
             $this->Blog = $cached_blogs[$this->blogID()];
             return true;
         }
     }
     return false;
 }
 private function _load_section()
 {
     $Cache = PerchBlog_Cache::fetch();
     $cached_sections = $Cache->get('sections');
     if (!$cached_sections) {
         $Sections = new PerchBlog_Sections();
         $sections = $Sections->all();
         if (PerchUtil::count($sections)) {
             $cached_sections = array();
             foreach ($sections as $Section) {
                 $cached_sections[$Section->id()] = $Section;
             }
             $Cache->set('sections', $cached_sections);
         }
     }
     if ($cached_sections) {
         if (isset($cached_sections[$this->sectionID()])) {
             $this->Section = $cached_sections[$this->sectionID()];
             return true;
         }
     }
     return false;
 }