133 lines
3.3 KiB
PHP
133 lines
3.3 KiB
PHP
<?php
|
|
/* vim: set expandtab sw=4 ts=4 sts=4: */
|
|
/**
|
|
* hold the PMA_List base class
|
|
*
|
|
* @package PhpMyAdmin
|
|
*/
|
|
if (! defined('PHPMYADMIN')) {
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Generic list class
|
|
*
|
|
* @todo add caching
|
|
* @abstract
|
|
* @package PhpMyAdmin
|
|
* @since phpMyAdmin 2.9.10
|
|
*/
|
|
abstract class PMA_List extends ArrayObject
|
|
{
|
|
/**
|
|
* @var mixed empty item
|
|
*/
|
|
protected $item_empty = '';
|
|
|
|
/**
|
|
* PMA_List constructor
|
|
*
|
|
* @param array $array The input parameter accepts an array or an Object.
|
|
* @param int $flags Flags to control the behaviour of the ArrayObject object.
|
|
* @param string $iterator_class Specify the class that will be used for iteration of the ArrayObject object. ArrayIterator is the default class used.
|
|
*/
|
|
public function __construct(
|
|
$array = array(), $flags = 0, $iterator_class = "ArrayIterator"
|
|
) {
|
|
parent::__construct($array, $flags, $iterator_class);
|
|
}
|
|
|
|
/**
|
|
* returns item only if there is only one in the list
|
|
*
|
|
* @return PMA_List single item
|
|
*/
|
|
public function getSingleItem()
|
|
{
|
|
if (count($this) === 1) {
|
|
return reset($this);
|
|
}
|
|
|
|
return $this->getEmpty();
|
|
}
|
|
|
|
/**
|
|
* defines what is an empty item (0, '', false or null)
|
|
*
|
|
* @return mixed an empty item
|
|
*/
|
|
public function getEmpty()
|
|
{
|
|
return $this->item_empty;
|
|
}
|
|
|
|
/**
|
|
* checks if the given db names exists in the current list, if there is
|
|
* missing at least one item it returns false otherwise true
|
|
*
|
|
* @return boolean true if all items exists, otheriwse false
|
|
*/
|
|
public function exists()
|
|
{
|
|
$this_elements = $this->getArrayCopy();
|
|
foreach (func_get_args() as $result) {
|
|
if (! in_array($result, $this_elements)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* returns HTML <option>-tags to be used inside <select></select>
|
|
*
|
|
* @param mixed $selected the selected db or true for
|
|
* selecting current db
|
|
* @param boolean $include_information_schema whether include information schema
|
|
*
|
|
* @return string HTML option tags
|
|
*/
|
|
public function getHtmlOptions(
|
|
$selected = '', $include_information_schema = true
|
|
) {
|
|
if (true === $selected) {
|
|
$selected = $this->getDefault();
|
|
}
|
|
|
|
$options = '';
|
|
foreach ($this as $each_item) {
|
|
if (false === $include_information_schema
|
|
&& $GLOBALS['dbi']->isSystemSchema($each_item)
|
|
) {
|
|
continue;
|
|
}
|
|
$options .= '<option value="' . htmlspecialchars($each_item) . '"';
|
|
if ($selected === $each_item) {
|
|
$options .= ' selected="selected"';
|
|
}
|
|
$options .= '>' . htmlspecialchars($each_item) . '</option>' . "\n";
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* returns default item
|
|
*
|
|
* @return string default item
|
|
*/
|
|
public function getDefault()
|
|
{
|
|
return $this->getEmpty();
|
|
}
|
|
|
|
/**
|
|
* builds up the list
|
|
*
|
|
* @return void
|
|
*/
|
|
abstract public function build();
|
|
}
|
|
?>
|