/**
* Modifies URL.
*
* @access public
* @param array $mod The array of parameters to modify, e.g. array('p' => 1)
* @since 3.0
*
*/
function modify($mod)
{
if ($mod == "") {
return "";
}
global $_SERVER;
$url = "http://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$_SERVER['QUERY_STRING'] = ZUrl::remove_qs_key($_SERVER['QUERY_STRING'], "id");
$query = explode("&", $_SERVER['QUERY_STRING']);
if (!$_SERVER['QUERY_STRING']) {
$queryStart = "?";
} else {
$queryStart = "&";
}
/** modify/delete data **/
foreach ($query as $q) {
@(list($key, $value) = explode("=", $q));
if (array_key_exists($key, $mod)) {
if ($mod[$key]) {
$url = preg_replace('/\\?' . $key . '=' . $value . '/', '?' . $key . '=' . $mod[$key], $url);
$url = preg_replace('/&' . $key . '=' . $value . '/', '&' . $key . '=' . $mod[$key], $url);
} else {
$url = preg_replace('/&?' . $key . '=' . $value . '/', '', $url);
}
}
}
/** add new data **/
foreach ($mod as $key => $value) {
if ($value && !preg_match('/' . $key . '=/', $url)) {
$url .= $queryStart . $key . '=' . $value;
}
}
return $url;
}
/**
* Shows the page browser control.
*
* @access public
* @param integer $items_per_page The count of items per page.
* @param integer $items_total The total count of items.
* @param integer $max_pages_visible The maximum visible count of pages in browser control.
* @since 3.0
*
*/
function control($items_per_page = 5, $items_total = 0, $max_pages_visible = 10)
{
global $_GET, $SANITIZER, $CONFIG;
$page_selected = $SANITIZER->sanitize(@$_GET["p"]);
if (empty($page_selected)) {
$page_selected = 1;
}
$part_first = 1;
$part_last = ceil($items_total / $items_per_page);
if ($part_first < 1) {
$part_first = 1;
}
if ($part_last > ceil($items_total / $items_per_page)) {
$part_last = ceil($items_total / $items_per_page);
}
$s = "";
if ($part_last > 1) {
$s .= "<table>";
$s .= "<tr>";
if ($page_selected > $part_first || $part_first > 1) {
$s .= "<td nowrap><a class='color3-fore-color' style='padding-left: 4px; padding-right: 4px;' href='" . ZUrl::modify(array('p' => $page_selected - 1)) . "'><strong>" . JText::_("Previous") . "</strong></a></td>";
}
for ($n = $part_first; $n <= $part_last; $n++) {
if ($n < $page_selected - floor($max_pages_visible) / 2) {
} else {
if ($n > $page_selected + floor($max_pages_visible) / 2) {
} else {
if ($page_selected == $n) {
$s .= "<td nowrap><a class='color3-fore-color' style='padding-left: 4px; padding-right: 4px;' href='" . ZUrl::modify(array('p' => $n)) . "'>[{$n}]</a></td>";
} else {
$s .= "<td nowrap><a class='color3-fore-color' style='padding-left: 4px; padding-right: 4px;' href='" . ZUrl::modify(array('p' => $n)) . "'>{$n}</a></td>";
}
}
}
}
if ($page_selected < $part_last) {
$s .= "<td nowrap><a class='color3-fore-color' style='padding-left: 4px; padding-right: 4px;' href='" . ZUrl::modify(array('p' => $page_selected + 1)) . "'><strong>" . JText::_("Next") . "</strong></a></td>";
} else {
$s .= "<td nowrap> </td>";
}
$s .= "</tr>";
$s .= "</table>";
}
echo $s;
}
/**
* Shows a link to the context sensitive help topic.
*
* @access private
* @param string $context_id The identifier of the help topic
* @since 3.0
*
*/
function context_link($context_id)
{
return "<sup><small><a href='" . ZUrl::modify(array('help' => $context_id)) . "'>?</a></small></sup>";
}
public function &open($a_url)
{
switch (gettype($a_url)) {
case 'string':
$url = new ZUrl($a_url);
$this->m_sheme = $url->scheme();
$this->m_address = $url->host();
$this->m_login = $url->user();
$this->m_password = $url->pass();
$this->m_database = $url->path();
$this->m_port = $url->port();
break;
case 'array':
if (isset($a_url['scheme'])) {
$this->m_sheme = $a_url['scheme'];
}
if (isset($a_url['driver'])) {
$this->m_sheme = $a_url['driver'];
}
if (isset($a_url['adapter'])) {
$this->m_sheme = $a_url['adapter'];
}
if (isset($a_url['host'])) {
$this->m_address = $a_url['host'];
}
if (isset($a_url['address'])) {
$this->m_address = $a_url['address'];
}
if (isset($a_url['port'])) {
$this->m_port = $a_url['port'];
}
if (isset($a_url['user'])) {
$this->m_login = $a_url['user'];
}
if (isset($a_url['login'])) {
$this->m_login = $a_url['login'];
}
if (isset($a_url['pass'])) {
$this->m_password = $a_url['pass'];
}
if (isset($a_url['password'])) {
$this->m_password = $a_url['password'];
}
if (isset($a_url['path'])) {
$this->m_database = $a_url['path'];
}
if (isset($a_url['database'])) {
$this->m_database = $a_url['database'];
}
break;
case 'object':
if ($a_url instanceof ZUrl) {
$this->open($a_url->getData());
} else {
$this->open(get_object_vars($a_url));
}
return $this;
}
if ($this->m_sheme) {
$adapter_class = 'Z' . $this->m_sheme . 'DatabaseAdapter';
$adapter = new $adapter_class($this);
if (!$adapter || !$adapter instanceof ZDatabaseAdapter) {
throw new ZDatabaseException('Bad ZDatabaseAdapter sheme given: ' . $this->m_sheme);
}
$this->setAdapter($adapter);
$this->getAdapter()->connect($this->m_address, $this->m_login, $this->m_password);
if ($this->m_database) {
$this->m_database = str_replace('/', '', $this->m_database);
$this->getAdapter()->selectDatabase($this->m_db_prefix . $this->m_database . $this->m_db_suffix);
}
} else {
throw new ZDatabaseException('Bad scheme given ' . $this->m_sheme);
}
return $this;
}
