function generateScheduledPayments($project_id, $task_id, $frequency, $start_ts, $end_ts, $item_code, $description_format, $amount){
$months = array( 1 => 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'June', 'July', 'Aug', 'Sept', 'Oct', 'Nov', 'Dec');
$scheduled_payments = array();
if($frequency == 'Monthly'){
$dom = (int)date('d', $start_ts);
$start_month = (int)date('m', $start_ts);
$start_year = (int)date('Y', $start_ts);
$end_month = (int)date('m', $end_ts);
$end_year = (int)date('Y', $end_ts);
$current_month = $start_month;
$current_year = $start_year;
//print("From $start_month/$start_year to $end_month/$end_year on the $dom\n");
while($current_year < $end_year ||
$current_month <= $end_month && $current_year == $end_year){
//print("Creating payment for $current_month/$dom/$current_year\n");
$ps = new SI_PaymentSchedule();
if($task_id > 0){
$ps->task_id = $task_id;
$task = $ps->getTask();
$ps->project_id = $task->project_id;
}else{
$ps->project_id = $project_id;
}
$ps->amount = $amount;
$ps->due_ts = strtotime($current_year.'-'.$current_month.'-'.$dom);
if(stristr($description_format, '|MONTH|')){
$ps->description = str_replace('|MONTH|', $months[(int)$current_month], $description_format);
}else{
$ps->description = $description_format;
}
$ps->item_code_id = $item_code;
if($ps->add()){
$scheduled_payments[] = $ps;
}else{
return FALSE;
}
if($current_month == 12){
$current_month = 1;
$current_year++;
}else{
$current_month++;
}
//print("Next date $current_month/$dom/$current_year\n");
}
}
return $scheduled_payments;
}
