<?php
/**
 * Action Helper for common functions
 */

class Zend_Controller_Action_Helper_CommonFunction extends Zend_Controller_Action_Helper_Abstract
{
   
    /**
     * @var Zend_Loader_PluginLoader
     */
    public $pluginLoader;
    
 
    /**
     * Constructor: initialize plugin loader
     * 
     * @return void
     */
    public function __construct()
    { 
//        $this->pluginLoader = new Zend_Loader_PluginLoader();
    }
    
    
    public function calculateAgeInYears($DOB)
    {
//         echo $DOB;  // dd/mm/yyyy
        //explode the date to get month, day and year
        $DOB = explode("/", $DOB);
        //get age from date or birthdate
        $age = (date("md", date("U", mktime(0, 0, 0, $DOB[0], $DOB[1], $DOB[2]))) > date("md")
          ? ((date("Y") - $DOB[2]) - 1)
          : (date("Y") - $DOB[2]));
        
        if($age==0)
        {
            $dob1   = $DOB[2]."-".$DOB[1]."-".$DOB[0];
            $age    = $this->calculateAgeInMonths($dob1);
            $age = $age/12;
        }
        
        return $age;
    }
    
    
    public function calculateAgeInMonths($dob)
    {
        # yyyy-mm-dd
        $birthday = new DateTime($dob);
        $diff = $birthday->diff(new DateTime());
        return $months = $diff->format('%m') + 12 * $diff->format('%y');
    }
    
    public function calculateDaysBwTwoDates($date1, $date2)
    {
        $date1 = new DateTime($date1);
        $date2 = new DateTime($date2);
        return $diff = $date2->diff($date1)->format("%a")+1; // number of days insured
    }
    
    public function array_search_by_name($array, $key, $value)
    {
        $results = array();
        if (is_array($array))
        {
            if (isset($array[$key]) && $array[$key] == $value)
                $results[] = $array;

            foreach ($array as $subarray)
                $results = array_merge($results, $this->array_search_by_name($subarray, $key, $value));
        }
        return $results;
    }
    
}