cmc-sales/controllers/purchase_orders_controller.php

<?php
class PurchaseOrdersController extends AppController {

	var $name = 'PurchaseOrders';
	var $helpers = array('Html', 'Form', 'Javascript');



     var $paginate = array(

            'contain' => false,
            'limit' => 100,
            'order'=>array('PurchaseOrder.id' => 'desc')

    );

	function index() {
		$this->PurchaseOrder->recursive = 1;
		$this->set('purchaseOrders', $this->paginate());
	}

	function view($id = null) {
		if (!$id) {
			$this->Session->setFlash(__('Invalid PurchaseOrder.', true));
			$this->redirect(array('action'=>'index'));
		}
		$this->set('purchaseOrder', $this->PurchaseOrder->read(null, $id));
	}

	function add() {
		if (!empty($this->data)) {
			$this->PurchaseOrder->create();

                        $count = $this->PurchaseOrder->findCount();
                        $count++;

                        $offset = 2060;

                        $count += $offset;

                        $newPOnumber = "CMCPO".$count;

                        $this->data['PurchaseOrder']['title'] = $newPOnumber;


			if ($this->PurchaseOrder->save($this->data)) {
				$this->Session->setFlash(__('The PurchaseOrder has been saved', true));
				$this->redirect(array('action'=>'index'));
			} else {
				$this->Session->setFlash(__('The PurchaseOrder could not be saved. Please, try again.', true));
			}
		}
		$jobs = $this->PurchaseOrder->Job->find('list');
		$principles = $this->PurchaseOrder->Principle->find('list');
		$documents = $this->PurchaseOrder->Document->find('list');
		$this->set(compact('jobs', 'principles', 'documents'));
	}

	function edit($id = null) {
		if (!$id && empty($this->data)) {
			$this->Session->setFlash(__('Invalid PurchaseOrder', true));
			$this->redirect(array('action'=>'index'));
		}
		if (!empty($this->data)) {
			if ($this->PurchaseOrder->save($this->data)) {
				$this->Session->setFlash(__('The PurchaseOrder has been saved', true));
				$this->redirect(array('action'=>'index'));
			} else {
				$this->Session->setFlash(__('The PurchaseOrder could not be saved. Please, try again.', true));
			}
		}
		if (empty($this->data)) {
			$this->data = $this->PurchaseOrder->read(null, $id);
		}
		$jobs = $this->PurchaseOrder->Job->find('list');
		$principles = $this->PurchaseOrder->Principle->find('list');
		$documents = $this->PurchaseOrder->Document->find('list');
		$this->set(compact('jobs','principles','documents'));
	}

	/*function delete($id = null) {
		if (!$id) {
			$this->Session->setFlash(__('Invalid id for PurchaseOrder', true));
			$this->redirect(array('action'=>'index'));
		}
		if ($this->PurchaseOrder->del($id)) {
			$this->Session->setFlash(__('PurchaseOrder deleted', true));
			$this->redirect(array('action'=>'index'));
		}
	}*/

}
?>