function process_query()
{
$upload_dir = '../img/';
$upload_url_dir = '/img/';
$upload_file = false;
try {
$new_name = rand(0, PHP_INT_MAX) . '.jpg';
$upload_file = $upload_dir . basename($_FILES['image']['name']);
move_uploaded_file($_FILES['image']['tmp_name'], $upload_file);
if (!resize_img($upload_file, $upload_dir . $new_name)) {
throw new Exception();
} else {
$data = $upload_url_dir . $new_name;
$label = 'url';
$status = RESPONSE_STATUS_OK;
}
} catch (Exception $e) {
$data = 'file is not image of .jpg .gif .png formats';
$label = 'error';
$status = RESPONSE_STATUS_FAIL;
} finally {
if ($upload_file) {
unlink($upload_file);
}
}
api_echo_as_json($data, $label, $status);
}
function process_request()
{
$page = isset($_GET['page']) ? intval($_GET['page']) : 1;
$order = isset($_GET['order']) ? $_GET['order'] : 'id';
if (!in_array($order, ['id', 'price'])) {
api_wrong_args();
return;
}
if ($page <= 0) {
api_wrong_args();
return;
}
$rows = pagination_get_page($page - 1, $order);
api_echo_as_json($rows, 'items');
}
function process_request()
{
$id = isset($_GET['item_id']) ? intval($_GET['item_id']) : false;
if ($id !== false) {
if ($id <= 0) {
api_wrong_args();
return;
}
$item = pdb_get_item($id);
if ($item) {
api_echo_as_json($item, 'item');
} else {
api_echo_as_json('item not found', 'error', RESPONSE_STATUS_FAIL);
}
} else {
api_wrong_args();
}
}
function process_request()
{
$item_id = isset($_GET['item_id']) ? intval($_GET['item_id']) : false;
if ($item_id == false || $item_id <= 0) {
api_wrong_args();
return;
}
$item = db_get_item($item_id);
if (!$item) {
api_echo_as_json("Item not found", 'msg');
return;
}
db_delete_item($item_id);
$mc_handler = memcache_connect('localhost');
pagination_rebuild_ids($mc_handler, $item['id']);
pagination_rebuild_prices($mc_handler, $item['price']);
if (memcache_get($mc_handler, 'total_rows') !== false) {
memcache_decrement($mc_handler, 'total_rows');
}
api_echo_as_json('Item deleted', 'msg');
memcache_delete($mc_handler, "item_" . $item_id);
}
function process_request()
{
$item_name = isset($_POST['item_name']) ? $_POST['item_name'] : null;
$item_price = isset($_POST['item_price']) ? $_POST['item_price'] : null;
$item_description = isset($_POST['item_description']) ? $_POST['item_description'] : null;
$item_img = isset($_POST['item_img']) ? $_POST['item_img'] : null;
$errors = [];
if (is_null($item_name)) {
$errors[] = 'Non-empty name required';
} else {
$item_name = htmlspecialchars(trim($item_name));
if ($item_name === '') {
$errors[] = 'Non-empty name required';
}
}
if (is_null($item_price) || !preg_match("/^\\d+([.,]\\d{1,2})?\$/", $item_price)) {
$errors[] = 'Incorrect price number';
}
if (is_null($item_description)) {
$errors[] = 'Incorrect description';
} else {
$item_description = htmlspecialchars(trim($item_description));
}
if (!empty($errors)) {
api_echo_as_json($errors, 'errors', RESPONSE_STATUS_FAIL);
return;
}
$item_price = str_replace(',', '.', $item_price);
if (is_null($item_img)) {
$item_img = "Null";
}
db_insert_item($item_name, $item_description, $item_price, $item_img);
$mc_handler = memcache_connect('localhost');
if (memcache_get($mc_handler, 'total_rows') !== false) {
memcache_increment($mc_handler, 'total_rows');
}
api_echo_as_json('Item created', 'msg');
}
function api_wrong_args()
{
api_echo_as_json('wrong arguments', 'error', RESPONSE_STATUS_FAIL);
}
function process_request()
{
$item_id = isset($_POST['item_id']) ? intval($_POST['item_id']) : null;
$item_name = isset($_POST['item_name']) ? $_POST['item_name'] : null;
$item_price = isset($_POST['item_price']) ? $_POST['item_price'] : null;
$item_description = isset($_POST['item_description']) ? $_POST['item_description'] : null;
$item_img = isset($_POST['item_img']) ? $_POST['item_img'] : null;
$errors = [];
if (is_null($item_id) || $item_id <= 0) {
$errors[] = 'Incorrect id';
}
if (!is_null($item_name)) {
$item_name = htmlspecialchars(trim($item_name));
if ($item_name === '') {
$errors[] = 'Non-empty name required';
}
}
if (!is_null($item_price)) {
if (!preg_match("/^\\d+([.,]\\d{1,2})?\$/", $item_price)) {
$errors[] = 'Incorrect price number';
}
}
if (!is_null($item_description)) {
$item_description = htmlspecialchars(trim($item_description));
}
if (!empty($errors)) {
api_echo_as_json($errors, 'errors', RESPONSE_STATUS_FAIL);
return;
}
$item = db_get_item($item_id);
if (!$item) {
api_echo_as_json("Item not found", 'msg');
return;
}
$values = [];
if (!is_null($item_name)) {
$values['name'] = $item_name;
}
if (!is_null($item_price)) {
$item_price = str_replace(',', '.', $item_price);
$values['price'] = $item_price;
}
if (!is_null($item_description)) {
$values['description'] = $item_description;
}
if (!is_null($item_img)) {
$values['imgurl'] = $item_img;
}
if (!empty($values)) {
db_update_item($item_id, $values);
$mc_handler = memcache_connect('localhost');
memcache_delete($mc_handler, get_page_cache_key($item_id));
pagination_rebuild_ids($mc_handler, $item_id, 1);
$min_price = min($item_price, $item['price']);
if ($item_price == $item['price']) {
$edited_pages_amount = 1;
} else {
$edited_pages_amount = 0;
}
pagination_rebuild_prices($mc_handler, $min_price, $edited_pages_amount);
}
api_echo_as_json('Item successfully edited', 'msg');
}
