| .. | |||||
| Forms | |||||
| ConfigFile.php | |||||
| Descriptions.php | |||||
| Form.php | |||||
| FormDisplay.php | |||||
| FormDisplayTemplate.php | |||||
| PageSettings.php | |||||
| ServerConfigChecks.php | |||||
| SpecialSchemaLinks.php | |||||
| Validator.php |
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<?php
/**
* Form handling code.
*/
declare(strict_types=1);
namespace PhpMyAdmin\Config;
use const E_USER_ERROR;
use function array_combine;
use function array_shift;
use function array_walk;
use function count;
use function gettype;
use function is_array;
use function is_bool;
use function is_int;
use function is_string;
use function ltrim;
use function mb_strpos;
use function mb_strrpos;
use function mb_substr;
use function str_replace;
use function trigger_error;
/**
* Base class for forms, loads default configuration options, checks allowed
* values etc.
*/
class Form
{
/**
* Form name
*
* @var string
*/
public $name;
/**
* Arbitrary index, doesn't affect class' behavior
*
* @var int
*/
public $index;
/**
* Form fields (paths), filled by {@link readFormPaths()}, indexed by field name
*
* @var array
*/
public $fields;
/**
* Stores default values for some fields (eg. pmadb tables)
*
* @var array
*/
public $default;
/**
* Caches field types, indexed by field names
*
* @var array
*/
private $fieldsTypes;
/**
* ConfigFile instance
*
* @var ConfigFile
*/
private $configFile;
/**
* A counter for the number of groups
*
* @var int
*/
private static $groupCounter = 0;
/**
* Reads default config values
*
* @param string $formName Form name
* @param array $form Form data
* @param ConfigFile $cf Config file instance
* @param int $index arbitrary index, stored in Form::$index
*/
public function __construct(
$formName,
array $form,
ConfigFile $cf,
$index = null
) {
$this->index = $index;
$this->configFile = $cf;
$this->loadForm($formName, $form);
}
/**
* Returns type of given option
*
* @param string $optionName path or field name
*
* @return string|null one of: boolean, integer, double, string, select, array
*/
public function getOptionType($optionName)
{
$key = ltrim(
mb_substr(
$optionName,
(int) mb_strrpos($optionName, '/')
),
'/'
);
return $this->fieldsTypes[$key] ?? null;
}
/**
* Returns allowed values for select fields
*
* @param string $optionPath Option path
*
* @return array
*/
public function getOptionValueList($optionPath)
{
$value = $this->configFile->getDbEntry($optionPath);
if ($value === null) {
trigger_error($optionPath . ' - select options not defined', E_USER_ERROR);
return [];
}
if (! is_array($value)) {
trigger_error($optionPath . ' - not a static value list', E_USER_ERROR);
return [];
}
// convert array('#', 'a', 'b') to array('a', 'b')
if (isset($value[0]) && $value[0] === '#') {
// remove first element ('#')
array_shift($value);
// $value has keys and value names, return it
return $value;
}
// convert value list array('a', 'b') to array('a' => 'a', 'b' => 'b')
$hasStringKeys = false;
$keys = [];
for ($i = 0, $nb = count($value); $i < $nb; $i++) {
if (! isset($value[$i])) {
$hasStringKeys = true;
break;
}
$keys[] = is_bool($value[$i]) ? (int) $value[$i] : $value[$i];
}
if (! $hasStringKeys) {
$value = array_combine($keys, $value);
}
// $value has keys and value names, return it
return $value;
}
/**
* array_walk callback function, reads path of form fields from
* array (see docs for \PhpMyAdmin\Config\Forms\BaseForm::getForms)
*
* @param mixed $value Value
* @param mixed $key Key
* @param mixed $prefix Prefix
*
* @return void
*/
private function readFormPathsCallback($value, $key, $prefix)
{
if (is_array($value)) {
$prefix .= $key . '/';
array_walk(
$value,
function ($value, $key, $prefix) {
$this->readFormPathsCallback($value, $key, $prefix);
},
$prefix
);
return;
}
if (! is_int($key)) {
$this->default[$prefix . $key] = $value;
$value = $key;
}
// add unique id to group ends
if ($value === ':group:end') {
$value .= ':' . self::$groupCounter++;
}
$this->fields[] = $prefix . $value;
}
/**
* Reset the group counter, function for testing purposes
*/
public static function resetGroupCounter(): void
{
self::$groupCounter = 0;
}
/**
* Reads form paths to {@link $fields}
*
* @param array $form Form
*
* @return void
*/
protected function readFormPaths(array $form)
{
// flatten form fields' paths and save them to $fields
$this->fields = [];
array_walk(
$form,
function ($value, $key, $prefix) {
$this->readFormPathsCallback($value, $key, $prefix);
},
''
);
// $this->fields is an array of the form: [0..n] => 'field path'
// change numeric indexes to contain field names (last part of the path)
$paths = $this->fields;
$this->fields = [];
foreach ($paths as $path) {
$key = ltrim(
mb_substr($path, (int) mb_strrpos($path, '/')),
'/'
);
$this->fields[$key] = $path;
}
// now $this->fields is an array of the form: 'field name' => 'field path'
}
/**
* Reads fields' types to $this->fieldsTypes
*
* @return void
*/
protected function readTypes()
{
$cf = $this->configFile;
foreach ($this->fields as $name => $path) {
if (mb_strpos((string) $name, ':group:') === 0) {
$this->fieldsTypes[$name] = 'group';
continue;
}
$v = $cf->getDbEntry($path);
if ($v !== null) {
$type = is_array($v) ? 'select' : $v;
} else {
$type = gettype($cf->getDefault($path));
}
$this->fieldsTypes[$name] = $type;
}
}
/**
* Remove slashes from group names
*
* @see issue #15836
*
* @param array $form The form data
*
* @return array
*/
protected function cleanGroupPaths(array $form): array
{
foreach ($form as &$name) {
if (! is_string($name)) {
continue;
}
if (mb_strpos($name, ':group:') !== 0) {
continue;
}
$name = str_replace('/', '-', $name);
}
return $form;
}
/**
* Reads form settings and prepares class to work with given subset of
* config file
*
* @param string $formName Form name
* @param array $form Form
*
* @return void
*/
public function loadForm($formName, array $form)
{
$this->name = $formName;
$form = $this->cleanGroupPaths($form);
$this->readFormPaths($form);
$this->readTypes();
}
}
| .. | |||||
| Forms | |||||
| ConfigFile.php | |||||
| Descriptions.php | |||||
| Form.php | |||||
| FormDisplay.php | |||||
| FormDisplayTemplate.php | |||||
| PageSettings.php | |||||
| ServerConfigChecks.php | |||||
| SpecialSchemaLinks.php | |||||
| Validator.php |