/opencart_v1.4/upload/admin/controller/localisation/currency.php

<?php 
class ControllerLocalisationCurrency extends Controller {
	private $error = array();
 
	public function index() {
		$this->load->language('localisation/currency');

		$this->document->title = $this->language->get('heading_title');
		
		$this->load->model('localisation/currency');
		
		$this->getList();
	}

	public function insert() {
		$this->load->language('localisation/currency');

		$this->document->title = $this->language->get('heading_title');
		
		$this->load->model('localisation/currency');
		
		if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
			$this->model_localisation_currency->addCurrency($this->request->post);
			
			$this->session->data['success'] = $this->language->get('text_success');
			
			$url = '';
			
			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}
			
			$this->redirect($this->url->https('localisation/currency' . $url));
		}

		$this->getForm();
	}

	public function update() {
		$this->load->language('localisation/currency');

		$this->document->title = $this->language->get('heading_title');
		
		$this->load->model('localisation/currency');
		
		if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
			$this->model_localisation_currency->editCurrency($this->request->get['currency_id'], $this->request->post);
			
			$this->session->data['success'] = $this->language->get('text_success');

			$url = '';
			
			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}
					
			$this->redirect($this->url->https('localisation/currency' . $url));
		}

		$this->getForm();
	}

	public function delete() {
		$this->load->language('localisation/currency');

		$this->document->title = $this->language->get('heading_title');
		
		$this->load->model('localisation/currency');
		
		if (isset($this->request->post['selected']) && $this->validateDelete()) {
			foreach ($this->request->post['selected'] as $currency_id) {
				$this->model_localisation_currency->deleteCurrency($currency_id);
			}
			
			$this->session->data['success'] = $this->language->get('text_success');

			$url = '';
			
			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}

			$this->redirect($this->url->https('localisation/currency' . $url));
		}

		$this->getList();
	}

	private function getList() {
		if (isset($this->request->get['page'])) {
			$page = $this->request->get['page'];
		} else {
			$page = 1;
		}
		
		if (isset($this->request->get['sort'])) {
			$sort = $this->request->get['sort'];
		} else {
			$sort = 'title';
		}
		
		if (isset($this->request->get['order'])) {
			$order = $this->request->get['order'];
		} else {
			$order = 'ASC';
		}

		$url = '';
	
		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}
		
		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}

		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

  		$this->document->breadcrumbs = array();

   		$this->document->breadcrumbs[] = array(
       		'href'      => $this->url->https('common/home'),
       		'text'      => $this->language->get('text_home'),
      		'separator' => FALSE
   		);

   		$this->document->breadcrumbs[] = array(
       		'href'      => $this->url->https('localisation/currency' . $url),
       		'text'      => $this->language->get('heading_title'),
      		'separator' => ' :: '
   		);
		
		$this->data['insert'] = $this->url->https('localisation/currency/insert' . $url);
		$this->data['delete'] = $this->url->https('localisation/currency/delete' . $url);
		
		$this->data['currencies'] = array();

		$data = array(
			'sort'  => $sort,
			'order' => $order,
			'start' => ($page - 1) * 10,
			'limit' => 10
		);
		
		$currency_total = $this->model_localisation_currency->getTotalCurrencies();

		$results = $this->model_localisation_currency->getCurrencies($data);

		foreach ($results as $result) {
			$action = array();
			
			$action[] = array(
				'text' => $this->language->get('text_edit'),
				'href' => $this->url->https('localisation/currency/update&currency_id=' . $result['currency_id'] . $url)
			);
						
			$this->data['currencies'][] = array(
				'currency_id'   => $result['currency_id'],
				'title'         => $result['title'] . (($result['code'] == $this->config->get('config_currency')) ? $this->language->get('text_default') : NULL),
				'code'          => $result['code'],
				'value'         => $result['value'],
				'date_modified' => date($this->language->get('date_format_short'), strtotime($result['date_modified'])),
				'selected'      => isset($this->request->post['selected']) && in_array($result['currency_id'], $this->request->post['selected']),
				'action'        => $action
			);
		}	
	
		$this->data['heading_title'] = $this->language->get('heading_title');

		$this->data['text_no_results'] = $this->language->get('text_no_results');

		$this->data['column_title'] = $this->language->get('column_title');
    	$this->data['column_code'] = $this->language->get('column_code');
		$this->data['column_value'] = $this->language->get('column_value');
		$this->data['column_date_modified'] = $this->language->get('column_date_modified');
		$this->data['column_action'] = $this->language->get('column_action');

		$this->data['button_insert'] = $this->language->get('button_insert');
		$this->data['button_delete'] = $this->language->get('button_delete');

 		if (isset($this->error['warning'])) {
			$this->data['error_warning'] = $this->error['warning'];
		} else {
			$this->data['error_warning'] = '';
		}
		
		if (isset($this->session->data['success'])) {
			$this->data['success'] = $this->session->data['success'];
		
			unset($this->session->data['success']);
		} else {
			$this->data['success'] = '';
		}

		$url = '';

		if ($order == 'ASC') {
			$url .= '&order=' .  'DESC';
		} else {
			$url .= '&order=' .  'ASC';
		}

		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}
		
		$this->data['sort_title'] = $this->url->https('localisation/currency&sort=title' . $url);
		$this->data['sort_code'] = $this->url->https('localisation/currency&sort=code' . $url);
		$this->data['sort_value'] = $this->url->https('localisation/currency&sort=value' . $url);
		$this->data['sort_date_modified'] = $this->url->https('localisation/currency&sort=date_modified' . $url);
		
		$url = '';

		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}
												
		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

		$pagination = new Pagination();
		$pagination->total = $currency_total;
		$pagination->page = $page;
		$pagination->limit = 10; 
		$pagination->text = $this->language->get('text_pagination');
		$pagination->url = $this->url->https('localisation/currency' . $url . '&page=%s');
			
		$this->data['pagination'] = $pagination->render();
		
		$this->data['sort'] = $sort;
		$this->data['order'] = $order;
		
		$this->template = 'localisation/currency_list.tpl';
		$this->children = array(
			'common/header',	
			'common/footer'	
		);
		
		$this->response->setOutput($this->render(TRUE), $this->config->get('config_compression'));
	}

	private function getForm() {
		$this->data['heading_title'] = $this->language->get('heading_title');
    	
		$this->data['text_enabled'] = $this->language->get('text_enabled');
    	$this->data['text_disabled'] = $this->language->get('text_disabled');
		
		$this->data['entry_title'] = $this->language->get('entry_title');
		$this->data['entry_code'] = $this->language->get('entry_code');
		$this->data['entry_value'] = $this->language->get('entry_value');
		$this->data['entry_symbol_left'] = $this->language->get('entry_symbol_left');
		$this->data['entry_symbol_right'] = $this->language->get('entry_symbol_right');
		$this->data['entry_decimal_place'] = $this->language->get('entry_decimal_place');
		$this->data['entry_status'] = $this->language->get('entry_status');

		$this->data['button_save'] = $this->language->get('button_save');
		$this->data['button_cancel'] = $this->language->get('button_cancel');

		$this->data['tab_general'] = $this->language->get('tab_general');

 		if (isset($this->error['warning'])) {
			$this->data['error_warning'] = $this->error['warning'];
		} else {
			$this->data['error_warning'] = '';
		}

 		if (isset($this->error['title'])) {
			$this->data['error_title'] = $this->error['title'];
		} else {
			$this->data['error_title'] = '';
		}
		
 		if (isset($this->error['code'])) {
			$this->data['error_code'] = $this->error['code'];
		} else {
			$this->data['error_code'] = '';
		}
		
		$url = '';
			
		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}
		
		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}

		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

  		$this->document->breadcrumbs = array();

   		$this->document->breadcrumbs[] = array(
       		'href'      => $this->url->https('common/home'),
       		'text'      => $this->language->get('text_home'),
      		'separator' => FALSE
   		);

   		$this->document->breadcrumbs[] = array(
       		'href'      => $this->url->https('localisation/currency' . $url),
       		'text'      => $this->language->get('heading_title'),
      		'separator' => ' :: '
   		);
		
		if (!isset($this->request->get['currency_id'])) {
			$this->data['action'] = $this->url->https('localisation/currency/insert' . $url);
		} else {
			$this->data['action'] = $this->url->https('localisation/currency/update&currency_id=' . $this->request->get['currency_id'] . $url);
		}
				
		$this->data['cancel'] = $this->url->https('localisation/currency' . $url);

		if (isset($this->request->get['currency_id']) && ($this->request->server['REQUEST_METHOD'] != 'POST')) {
			$currency_info = $this->model_localisation_currency->getCurrency($this->request->get['currency_id']);
		}

		if (isset($this->request->post['title'])) {
			$this->data['title'] = $this->request->post['title'];
		} elseif (isset($currency_info)) {
			$this->data['title'] = $currency_info['title'];
		} else {
			$this->data['title'] = '';
		}

		if (isset($this->request->post['code'])) {
			$this->data['code'] = $this->request->post['code'];
		} elseif (isset($currency_info)) {
			$this->data['code'] = $currency_info['code'];
		} else {
			$this->data['code'] = '';
		}

		if (isset($this->request->post['symbol_left'])) {
			$this->data['symbol_left'] = $this->request->post['symbol_left'];
		} elseif (isset($currency_info)) {
			$this->data['symbol_left'] = $currency_info['symbol_left'];
		} else {
			$this->data['symbol_left'] = '';
		}

		if (isset($this->request->post['symbol_right'])) {
			$this->data['symbol_right'] = $this->request->post['symbol_right'];
		} elseif (isset($currency_info)) {
			$this->data['symbol_right'] = $currency_info['symbol_right'];
		} else {
			$this->data['symbol_right'] = '';
		}

		if (isset($this->request->post['decimal_place'])) {
			$this->data['decimal_place'] = $this->request->post['decimal_place'];
		} elseif (isset($currency_info)) {
			$this->data['decimal_place'] = $currency_info['decimal_place'];
		} else {
			$this->data['decimal_place'] = '';
		}

		if (isset($this->request->post['value'])) {
			$this->data['value'] = $this->request->post['value'];
		} elseif (isset($currency_info)) {
			$this->data['value'] = $currency_info['value'];
		} else {
			$this->data['value'] = '';
		}

    	if (isset($this->request->post['status'])) {
      		$this->data['status'] = $this->request->post['status'];
    	} elseif (isset($currency_info)) {
			$this->data['status'] = @$currency_info['status'];
		} else {
      		$this->data['status'] = '';
    	}
		
		$this->template = 'localisation/currency_form.tpl';
		$this->children = array(
			'common/header',	
			'common/footer'	
		);
		
		$this->response->setOutput($this->render(TRUE), $this->config->get('config_compression'));
	}
	
	private function validateForm() { 
		if (!$this->user->hasPermission('modify', 'localisation/currency')) { 
			$this->error['warning'] = $this->language->get('error_permission');
		} 

		if ((strlen(utf8_decode($this->request->post['title'])) < 3) || (strlen(utf8_decode($this->request->post['title'])) > 32)) {
			$this->error['title'] = $this->language->get('error_title');
		}

		if (strlen(utf8_decode($this->request->post['code'])) != 3) {
			$this->error['code'] = $this->language->get('error_code');
		}

		if (!$this->error) { 
			return TRUE;
		} else {
			return FALSE;
		}
	}

	private function validateDelete() {
		if (!$this->user->hasPermission('modify', 'localisation/currency')) {
			$this->error['warning'] = $this->language->get('error_permission');
		}

		$this->load->model('sale/order');
		
		foreach ($this->request->post['selected'] as $currency_id) {
			$currency_info = $this->model_localisation_currency->getCurrency($currency_id);

			if ($this->config->get('config_currency') == $currency_info['code']) {
				$this->error['warning'] = $this->language->get('error_default');
			}
			
			$order_total = $this->model_sale_order->getTotalOrdersByCurrencyId($currency_id);

			if ($order_total) {
				$this->error['warning'] = sprintf($this->language->get('error_order'), $order_total);
			}					
		}
		
		if (!$this->error) {
			return TRUE;
		} else {
			return FALSE;
		}
	}	
}
?>