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amazonus_product.php (21600B)


      1 <?php
      2 class ControllerExtensionOpenbayAmazonusProduct extends Controller{
      3 	public function index() {
      4 		$this->load->model('extension/openbay/amazonus');
      5 		$this->load->model('catalog/product');
      6 		$this->load->model('tool/image');
      7 
      8 		$data = $this->load->language('catalog/product');
      9 		$data = $this->load->language('extension/openbay/amazonus_listing', $data);
     10 
     11 		$this->document->addScript('view/javascript/openbay/js/openbay.js');
     12 		$this->document->setTitle($this->language->get('heading_title'));
     13 
     14 		$data['breadcrumbs'] = array();
     15 
     16 		$data['breadcrumbs'][] = array(
     17 			'href' => $this->url->link('common/dashboard', 'user_token=' . $this->session->data['user_token'], true),
     18 			'text' => $this->language->get('text_home'),
     19 		);
     20 
     21 		$data['breadcrumbs'][] = array(
     22 			'href' => $this->url->link('marketplace/openbay', 'user_token=' . $this->session->data['user_token'], true),
     23 			'text' => $this->language->get('text_openbay'),
     24 		);
     25 
     26 		$data['breadcrumbs'][] = array(
     27 			'href' => $this->url->link('extension/openbay/amazonus', 'user_token=' . $this->session->data['user_token'], true),
     28 			'text' => $this->language->get('text_amazon'),
     29 		);
     30 
     31 		$data['breadcrumbs'][] = array(
     32 			'href' => $this->url->link('extension/openbay/amazonus_listing/create', 'user_token=' . $this->session->data['user_token'], true),
     33 			'text' => $this->language->get('heading_title'),
     34 		);
     35 
     36 		$data['breadcrumbs'][] = array(
     37 			'href' => $this->url->link('extension/openbay/amazonus_product', 'user_token=' . $this->session->data['user_token'], true),
     38 			'text' => $this->language->get('text_title_advanced'),
     39 		);
     40 
     41 		$url = '';
     42 
     43 		if (isset($this->request->get['filter_name'])) {
     44 			$url .= '&filter_name=' . urlencode(html_entity_decode($this->request->get['filter_name'], ENT_QUOTES, 'UTF-8'));
     45 		}
     46 
     47 		if (isset($this->request->get['filter_model'])) {
     48 			$url .= '&filter_model=' . urlencode(html_entity_decode($this->request->get['filter_model'], ENT_QUOTES, 'UTF-8'));
     49 		}
     50 
     51 		if (isset($this->request->get['filter_price'])) {
     52 			$url .= '&filter_price=' . $this->request->get['filter_price'];
     53 		}
     54 
     55 		if (isset($this->request->get['filter_price_to'])) {
     56 			$url .= '&filter_price_to=' . $this->request->get['filter_price_to'];
     57 		}
     58 
     59 		if (isset($this->request->get['filter_quantity'])) {
     60 			$url .= '&filter_quantity=' . $this->request->get['filter_quantity'];
     61 		}
     62 
     63 		if (isset($this->request->get['filter_quantity_to'])) {
     64 			$url .= '&filter_quantity_to=' . $this->request->get['filter_quantity_to'];
     65 		}
     66 
     67 		if (isset($this->request->get['filter_status'])) {
     68 			$url .= '&filter_status=' . $this->request->get['filter_status'];
     69 		}
     70 
     71 		if (isset($this->request->get['filter_sku'])) {
     72 			$url .= '&filter_sku=' . $this->request->get['filter_sku'];
     73 		}
     74 
     75 		if (isset($this->request->get['filter_desc'])) {
     76 			$url .= '&filter_desc=' . $this->request->get['filter_desc'];
     77 		}
     78 
     79 		if (isset($this->request->get['filter_category'])) {
     80 			$url .= '&filter_category=' . $this->request->get['filter_category'];
     81 		}
     82 
     83 		if (isset($this->request->get['filter_manufacturer'])) {
     84 			$url .= '&filter_manufacturer=' . $this->request->get['filter_manufacturer'];
     85 		}
     86 
     87 		if (isset($this->request->get['sort'])) {
     88 			$url .= '&sort=' . $this->request->get['sort'];
     89 		}
     90 
     91 		if (isset($this->request->get['order'])) {
     92 			$url .= '&order=' . $this->request->get['order'];
     93 		}
     94 
     95 		if (isset($this->request->get['page'])) {
     96 			$url .= '&page=' . $this->request->get['page'];
     97 		}
     98 
     99 		if (isset($this->request->get['product_id'])) {
    100 			$product_id = $this->request->get['product_id'];
    101 		} else {
    102 			die('No product id');
    103 		}
    104 
    105 		if (isset($this->request->get['sku'])) {
    106 			$variation = $this->request->get['sku'];
    107 		} else {
    108 			$variation = '';
    109 		}
    110 		$data['variation'] = $variation;
    111 		$data['errors'] = array();
    112 
    113 		if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
    114 			$data_array = $this->request->post;
    115 
    116 			$this->model_extension_openbay_amazonus->saveProduct($product_id, $data_array);
    117 
    118 			if ($data_array['upload_after'] === 'true') {
    119 				$upload_result = $this->uploadItems();
    120 				if ($upload_result['status'] == 'ok') {
    121 					$this->session->data['success'] = $this->language->get('text_uploaded');
    122 					$this->response->redirect($this->url->link('marketplace/openbay/items', 'user_token=' . $this->session->data['user_token'] . $url, true));
    123 				} else {
    124 					$data['errors'][] = Array('message' => $upload_result['error_message']);
    125 				}
    126 			} else {
    127 				$this->session->data['success'] = $this->language->get('text_saved_local');
    128 				$this->response->redirect($this->url->link('extension/openbay/amazonus_product', 'user_token=' . $this->session->data['user_token'] . '&product_id=' . $product_id . $url, true));
    129 			}
    130 		}
    131 
    132 		if (isset($this->session->data['success'])) {
    133 			$data['success'] = $this->session->data['success'];
    134 			unset($this->session->data['success']);
    135 		} else {
    136 			$data['success'] = '';
    137 		}
    138 
    139 		$saved_listing_data = $this->model_extension_openbay_amazonus->getProduct($product_id, $variation);
    140 		if (empty($saved_listing_data)) {
    141 			$listing_saved = false;
    142 		} else {
    143 			$listing_saved = true;
    144 		}
    145 
    146 		$errors = $this->model_extension_openbay_amazonus->getProductErrors($product_id);
    147 		foreach($errors as $error) {
    148 			$error['message'] =  'Error for SKU: "' . $error['sku'] . '" - ' . $this->formatUrlsInText($error['message']);
    149 			$data['errors'][] = $error;
    150 		}
    151 		if (!empty($errors)) {
    152 			$data['has_listing_errors'] = true;
    153 		} else {
    154 			$data['has_listing_errors'] = false;
    155 		}
    156 
    157 		$product_info = $this->model_catalog_product->getProduct($product_id);
    158 		$data['listing_name'] = $product_info['name'] . " : " . $product_info['model'];
    159 		$data['listing_sku'] = $product_info['sku'];
    160 		$data['listing_url'] = $this->url->link('catalog/product/edit', 'user_token=' . $this->session->data['user_token'] . '&product_id=' . $product_id . $url, true);
    161 
    162 		if ($listing_saved) {
    163 			$data['edit_product_category'] = $saved_listing_data['category'];
    164 		} else {
    165 			$data['edit_product_category'] = '';
    166 		}
    167 
    168 		$data['amazonus_categories'] = array();
    169 
    170 		$amazonus_templates = $this->openbay->amazonus->getCategoryTemplates();
    171 
    172 		foreach($amazonus_templates as $template) {
    173 			$template = (array)$template;
    174 			$category_data = array(
    175 				'friendly_name' => $template['friendly_name'],
    176 				'name' => $template['name'],
    177 				'template' => $template['xml']
    178 			);
    179 			$data['amazonus_categories'][] = $category_data;
    180 		}
    181 
    182 		if ($listing_saved) {
    183 			$data['template_parser_url'] = $this->url->link('extension/openbay/amazonus_product/parseTemplateAjax&edit_id=' . $product_id, 'user_token=' . $this->session->data['user_token'], true);
    184 		} else {
    185 			$data['template_parser_url'] = $this->url->link('extension/openbay/amazonus_product/parseTemplateAjax&product_id=' . $product_id, 'user_token=' . $this->session->data['user_token'], true);
    186 		}
    187 
    188 		$data['url_remove_errors'] = $this->url->link('extension/openbay/amazonus_product/removeErrors', 'user_token=' . $this->session->data['user_token'] . '&product_id=' . $product_id . $url, true);
    189 		$data['cancel_url'] = $this->url->link('marketplace/openbay/items', 'user_token=' . $this->session->data['user_token'] . $url, true);
    190 		$data['saved_listings_url'] = $this->url->link('extension/openbay/amazonus/savedListings', 'user_token=' . $this->session->data['user_token'], true);
    191 		$data['main_url'] = $this->url->link('extension/openbay/amazonus_product', 'user_token=' . $this->session->data['user_token'] . $url, true);
    192 		$data['user_token'] = $this->session->data['user_token'];
    193 		$data['no_image'] = $this->model_tool_image->resize('no_image.png', 100, 100);
    194 
    195 		if ($this->openbay->addonLoad('openstock')) {
    196 			$this->load->model('extension/module/openstock');
    197 			$data['options'] = $this->model_setting_module_openstock->getVariants($product_id);
    198 		} else {
    199 			$data['options'] = array();
    200 		}
    201 
    202 		$data['header'] = $this->load->controller('common/header');
    203 		$data['column_left'] = $this->load->controller('common/column_left');
    204 		$data['footer'] = $this->load->controller('common/footer');
    205 
    206 		$this->response->setOutput($this->load->view('extension/openbay/amazonus_listing_advanced', $data));
    207 	}
    208 
    209 	public function removeErrors() {
    210 		$url = '';
    211 
    212 		if (isset($this->request->get['filter_name'])) {
    213 			$url .= '&filter_name=' . urlencode(html_entity_decode($this->request->get['filter_name'], ENT_QUOTES, 'UTF-8'));
    214 		}
    215 
    216 		if (isset($this->request->get['filter_model'])) {
    217 			$url .= '&filter_model=' . urlencode(html_entity_decode($this->request->get['filter_model'], ENT_QUOTES, 'UTF-8'));
    218 		}
    219 
    220 		if (isset($this->request->get['filter_price'])) {
    221 			$url .= '&filter_price=' . $this->request->get['filter_price'];
    222 		}
    223 
    224 		if (isset($this->request->get['filter_price_to'])) {
    225 			$url .= '&filter_price_to=' . $this->request->get['filter_price_to'];
    226 		}
    227 
    228 		if (isset($this->request->get['filter_quantity'])) {
    229 			$url .= '&filter_quantity=' . $this->request->get['filter_quantity'];
    230 		}
    231 
    232 		if (isset($this->request->get['filter_quantity_to'])) {
    233 			$url .= '&filter_quantity_to=' . $this->request->get['filter_quantity_to'];
    234 		}
    235 
    236 		if (isset($this->request->get['filter_status'])) {
    237 			$url .= '&filter_status=' . $this->request->get['filter_status'];
    238 		}
    239 
    240 		if (isset($this->request->get['filter_sku'])) {
    241 			$url .= '&filter_sku=' . $this->request->get['filter_sku'];
    242 		}
    243 
    244 		if (isset($this->request->get['filter_desc'])) {
    245 			$url .= '&filter_desc=' . $this->request->get['filter_desc'];
    246 		}
    247 
    248 		if (isset($this->request->get['filter_category'])) {
    249 			$url .= '&filter_category=' . $this->request->get['filter_category'];
    250 		}
    251 
    252 		if (isset($this->request->get['filter_manufacturer'])) {
    253 			$url .= '&filter_manufacturer=' . $this->request->get['filter_manufacturer'];
    254 		}
    255 
    256 		if (isset($this->request->get['sort'])) {
    257 			$url .= '&sort=' . $this->request->get['sort'];
    258 		}
    259 
    260 		if (isset($this->request->get['order'])) {
    261 			$url .= '&order=' . $this->request->get['order'];
    262 		}
    263 
    264 		if (isset($this->request->get['page'])) {
    265 			$url .= '&page=' . $this->request->get['page'];
    266 		}
    267 
    268 		if (isset($this->request->get['product_id'])) {
    269 			$product_id = $this->request->get['product_id'];
    270 		} else {
    271 			$this->response->redirect($this->url->link('marketplace/openbay/items', 'user_token=' . $this->session->data['user_token'] . $url, true));
    272 		}
    273 
    274 		$this->load->model('extension/openbay/amazonus');
    275 		$this->model_extension_openbay_amazonus->removeAdvancedErrors($product_id);
    276 		$this->session->data['success'] = 'Errors removed';
    277 		$this->response->redirect($this->url->link('extension/openbay/amazonus_product', 'user_token=' . $this->session->data['user_token'] . '&product_id=' . $product_id . $url, true));
    278 	}
    279 
    280 	public function deleteSaved() {
    281 		if (!isset($this->request->get['product_id']) || !isset($this->request->get['var'])) {
    282 			return;
    283 		}
    284 
    285 		$this->load->model('extension/openbay/amazonus');
    286 		$this->model_extension_openbay_amazonus->deleteSaved($this->request->get['product_id'], $this->request->get['var']);
    287 	}
    288 
    289 	public function uploadSaved() {
    290 		ob_start();
    291 		$json = json_encode($this->uploadItems());
    292 		ob_clean();
    293 
    294 		$this->response->addHeader('Content-Type: application/json');
    295 		$this->response->setOutput($json);
    296 	}
    297 
    298 	private function uploadItems() {
    299 		$this->load->language('extension/openbay/amazonus_listing');
    300 		$this->load->model('extension/openbay/amazonus');
    301 		$logger = new Log('amazonus_product.log');
    302 
    303 		$logger->write('Uploading process started . ');
    304 
    305 		$saved_products = $this->model_extension_openbay_amazonus->getSavedProductsData();
    306 
    307 		if (empty($saved_products)) {
    308 			$logger->write('No saved listings found. Uploading canceled . ');
    309 			$result['status'] = 'error';
    310 			$result['error_message'] = 'No saved listings. Nothing to upload. Aborting . ';
    311 			return $result;
    312 		}
    313 
    314 		foreach($saved_products as $saved_product) {
    315 			$product_data_decoded = (array)json_decode($saved_product['data']);
    316 
    317 			$catalog = defined(HTTPS_CATALOG) ? HTTPS_CATALOG : HTTP_CATALOG;
    318 			$response_data = array("response_url" => $catalog . 'index.php?route=extension/openbay/amazonus/product');
    319 			$category_data = array('category' => (string)$saved_product['category']);
    320 			$fields_data = array('fields' => (array)$product_data_decoded['fields']);
    321 
    322 			$mp_array = array(); //Amazon US does not have marketplace selection
    323 			$marketplaces_data = array('marketplaces' => $mp_array);
    324 
    325 			$product_data = array_merge($category_data, $fields_data, $response_data, $marketplaces_data);
    326 			$insertion_response = $this->openbay->amazonus->insertProduct($product_data);
    327 
    328 			$logger->write("Uploading product with data:" . print_r($product_data, true) . "
    329 				Got response:" . print_r($insertion_response, true));
    330 
    331 			if (!isset($insertion_response['status']) || $insertion_response['status'] == 'error') {
    332 				$details = isset($insertion_response['info']) ? $insertion_response['info'] : 'Unknown';
    333 				$result['error_message'] = sprintf($this->language->get('error_upload_failed'), $saved_product['product_sku'], $details);
    334 				$result['status'] = 'error';
    335 				break;
    336 			}
    337 			$logger->write('Product upload success');
    338 			$this->model_extension_openbay_amazonus->setProductUploaded($saved_product['product_id'], $insertion_response['insertion_id'], $saved_product['sku']);
    339 		}
    340 
    341 		if (!isset($result['status'])) {
    342 			$result['status'] = 'ok';
    343 			$logger->write('Uploading process completed successfully . ');
    344 		} else {
    345 			$logger->write('Uploading process failed with message: ' . $result['error_message']);
    346 		}
    347 		return $result;
    348 	}
    349 
    350 	public function parseTemplateAjax() {
    351 		$this->load->model('tool/image');
    352 		$log = new Log('amazonus_product.log');
    353 
    354 		$result = array();
    355 
    356 		if (isset($this->request->get['xml'])) {
    357 			$request = array('template' => $this->request->get['xml'], 'version' => 2);
    358 			$response = $this->openbay->amazonus->call("productv2/GetTemplateXml", $request);
    359 			if ($response) {
    360 				$template = $this->openbay->amazonus->parseCategoryTemplate($response);
    361 				if ($template) {
    362 					$variation = isset($this->request->get['sku']) ? $this->request->get['sku'] : '';
    363 
    364 					if (isset($this->request->get['product_id'])) {
    365 						$template['fields'] = $this->fillDefaultValues($this->request->get['product_id'], $template['fields'], $variation);
    366 					} elseif (isset($this->request->get['edit_id'])) {
    367 						$template['fields'] = $this->fillSavedValues($this->request->get['edit_id'], $template['fields'], $variation);
    368 					}
    369 
    370 					foreach($template['fields'] as $key => $field) {
    371 						if ($field['accepted']['type'] == 'image') {
    372 							if (empty($field['value'])) {
    373 								$template['fields'][$key]['thumb'] = '';
    374 							} else {
    375 								$template['fields'][$key]['thumb'] = $this->model_tool_image->resize(str_replace(HTTPS_CATALOG . 'image/', '', $field['value']), 100, 100);
    376 							}
    377 						}
    378 					}
    379 
    380 					$result = array(
    381 						"category" => $template['category'],
    382 						"fields" => $template['fields'],
    383 						"tabs" => $template['tabs']
    384 					);
    385 				} else {
    386 					$json_decoded = json_decode($response);
    387 					if ($json_decoded) {
    388 						$result = $json_decoded;
    389 					} else {
    390 						$result = array('status' => 'error');
    391 						$log->write("admin/openbay/amazon_product/parseTemplateAjax failed to parse template response: " . $response);
    392 					}
    393 				}
    394 			} else {
    395 				$log->write("admin/openbay/amazonus_product/parseTemplateAjax failed calling productv2/GetTemplateXml with params: " . print_r($request, true));
    396 			}
    397 		}
    398 
    399 		$this->response->addHeader('Content-Type: application/json');
    400 		$this->response->setOutput(json_encode($result));
    401 	}
    402 
    403 	private function fillDefaultValues($product_id, $fields_array, $var = '') {
    404 		$this->load->model('catalog/product');
    405 		$this->load->model('setting/setting');
    406 		$this->load->model('extension/openbay/amazonus');
    407 
    408 		$openbay_settings = $this->model_setting_setting->getSetting('openbay_amazonus');
    409 
    410 		$product_info = $this->model_catalog_product->getProduct($product_id);
    411 		$product_info['description'] = trim(utf8_encode(strip_tags(html_entity_decode($product_info['description']), "<br>")));
    412 		$product_info['image'] = HTTPS_CATALOG . 'image/' . $product_info['image'];
    413 
    414 		$tax_added = isset($openbay_settings['openbay_amazonus_listing_tax_added']) ? $openbay_settings['openbay_amazonus_listing_tax_added'] : 0;
    415 		$default_condition =  isset($openbay_settings['openbay_amazonus_listing_default_condition']) ? $openbay_settings['openbay_amazonus_listing_default_condition'] : '';
    416 		$product_info['price'] = number_format($product_info['price'] + $tax_added / 100 * $product_info['price'], 2, '.', '');
    417 
    418 		/*Key must be lowecase */
    419 		$defaults = array(
    420 			'sku' => $product_info['sku'],
    421 			'title' => $product_info['name'],
    422 			'quantity' => $product_info['quantity'],
    423 			'standardprice' => $product_info['price'],
    424 			'description' => $product_info['description'],
    425 			'mainimage' => $product_info['image'],
    426 			'currency' => $this->config->get('config_currency'),
    427 			'shippingweight' => number_format($product_info['weight'], 2, '.', ''),
    428 			'conditiontype' => $default_condition,
    429 		);
    430 
    431 		$this->load->model('localisation/weight_class');
    432 		$weight_class = $this->model_localisation_weight_class->getWeightClass($product_info['weight_class_id']);
    433 		if (!empty($weight_class)) {
    434 			$defaults['shippingweightunitofmeasure'] = $weight_class['unit'];
    435 		}
    436 
    437 		$this->load->model('catalog/manufacturer');
    438 		$manufacturer = $this->model_catalog_manufacturer->getManufacturer($product_info['manufacturer_id']);
    439 		if (!empty($manufacturer)) {
    440 			$defaults['manufacturer'] = $manufacturer['name'];
    441 			$defaults['brand'] = $manufacturer['name'];
    442 		}
    443 
    444 		$product_images = $this->model_catalog_product->getProductImages($product_id);
    445 		$image_index = 1;
    446 		foreach($product_images as $product_image) {
    447 			$defaults['pt' . $image_index] = HTTPS_CATALOG . 'image/' . $product_image['image'];
    448 			$image_index ++;
    449 		}
    450 
    451 		if (!empty($product_info['upc'])) {
    452 			$defaults['type'] = 'UPC';
    453 			$defaults['value'] = $product_info['upc'];
    454 		} else if (!empty($product_info['ean'])) {
    455 			$defaults['type'] = 'EAN';
    456 			$defaults['value'] = $product_info['ean'];
    457 		}
    458 
    459 		$meta_keywords = explode(',', $product_info['meta_keyword']);
    460 		foreach ($meta_keywords as $index => $meta_keyword) {
    461 			$defaults['searchterms' . $index] = trim($meta_keyword);
    462 		}
    463 
    464 		if ($var !== '' && $this->openbay->addonLoad('openstock')) {
    465 			$this->load->model('tool/image');
    466 			$this->load->model('extension/module/openstock');
    467 			$option_stocks = $this->model_setting_module_openstock->getVariants($product_id);
    468 
    469 			$option = '';
    470 			foreach ($option_stocks as $option_iterator) {
    471 				if ($option_iterator['sku'] === $var) {
    472 					$option = $option_iterator;
    473 					break;
    474 				}
    475 			}
    476 
    477 			if ($option != null) {
    478 				$defaults['sku'] = $option['sku'];
    479 				$defaults['quantity'] = $option['stock'];
    480 				$defaults['standardprice'] = number_format($option['price'] + $tax_added / 100 * $option['price'], 2, '.', '');
    481 				$defaults['shippingweight'] = number_format($option['weight'], 2, '.', '');
    482 
    483 				if (!empty($option['image'])) {
    484 					$defaults['mainimage'] = HTTPS_CATALOG . 'image/' . $option['image'];
    485 				}
    486 			}
    487 		}
    488 
    489 		if ($defaults['shippingweight'] <= 0) {
    490 			unset($defaults['shippingweight']);
    491 			unset($defaults['shippingweightunitofmeasure']);
    492 		}
    493 
    494 		$filled_array = array();
    495 
    496 		foreach($fields_array as $field) {
    497 
    498 			$value_array = array('value' => '');
    499 
    500 			if (isset($defaults[strtolower($field['name'])])) {
    501 				$value_array = array('value' => $defaults[strtolower($field['name'])]);
    502 			}
    503 
    504 			$filled_item = array_merge($field, $value_array);
    505 
    506 			$filled_array[] = $filled_item;
    507 		}
    508 		return $filled_array;
    509 	}
    510 
    511 	private function fillSavedValues($product_id, $fields_array, $var = '') {
    512 		$this->load->model('extension/openbay/amazonus');
    513 		$saved_listing = $this->model_extension_openbay_amazonus->getProduct($product_id, $var);
    514 
    515 		$decoded_data = (array)json_decode($saved_listing['data']);
    516 		$saved_fields = (array)$decoded_data['fields'];
    517 
    518 		$saved_fields['Quantity'] = $this->model_extension_openbay_amazonus->getProductQuantity($product_id, $var);
    519 
    520 		$filled_array = array();
    521 
    522 		foreach($fields_array as $field) {
    523 			$value_array = array('value' => '');
    524 
    525 			if (isset($saved_fields[$field['name']])) {
    526 				$value_array = array('value' => $saved_fields[$field['name']]);
    527 			}
    528 
    529 			$filled_item = array_merge($field, $value_array);
    530 
    531 			$filled_array[] = $filled_item;
    532 		}
    533 
    534 		return $filled_array;
    535 	}
    536 
    537 	public function resetPending() {
    538 		$this->db->query("UPDATE `" . DB_PREFIX . "amazonus_product` SET `status` = 'saved' WHERE `status` = 'uploaded'");
    539 	}
    540 
    541 	private function validateForm() {
    542 		return true;
    543 	}
    544 
    545 	private function formatUrlsInText($text) {
    546 		$regex_url = "/(http|https|ftp|ftps)\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?/";
    547 		preg_match_all($regex_url, $text, $matches);
    548 		$used_patterns = array();
    549 		foreach($matches[0] as $pattern) {
    550 			if (!array_key_exists($pattern, $used_patterns)) {
    551 				$used_patterns[$pattern]=true;
    552 				$text = str_replace($pattern, "<a target='_blank' href=" . $pattern . ">" . $pattern . "</a>", $text);
    553 			}
    554 		}
    555 		return $text;
    556 	}
    557 }