Current File : //home2/selectio/www/limpiar.in.net/install/vendor/doctrine/dbal/src/Schema/AbstractAsset.php
<?php
namespace Doctrine\DBAL\Schema;
use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\Deprecations\Deprecation;
use function array_map;
use function crc32;
use function dechex;
use function explode;
use function implode;
use function str_replace;
use function strpos;
use function strtolower;
use function strtoupper;
use function substr;
/**
* The abstract asset allows to reset the name of all assets without publishing this to the public userland.
*
* This encapsulation hack is necessary to keep a consistent state of the database schema. Say we have a list of tables
* array($tableName => Table($tableName)); if you want to rename the table, you have to make sure
*/
abstract class AbstractAsset
{
/** @var string */
protected $_name = '';
/**
* Namespace of the asset. If none isset the default namespace is assumed.
*
* @var string|null
*/
protected $_namespace;
/** @var bool */
protected $_quoted = false;
/**
* Sets the name of this asset.
*
* @param string $name
*
* @return void
*/
protected function _setName($name)
{
if ($this->isIdentifierQuoted($name)) {
$this->_quoted = true;
$name = $this->trimQuotes($name);
}
if (strpos($name, '.') !== false) {
$parts = explode('.', $name);
$this->_namespace = $parts[0];
$name = $parts[1];
}
$this->_name = $name;
}
/**
* Is this asset in the default namespace?
*
* @param string $defaultNamespaceName
*
* @return bool
*/
public function isInDefaultNamespace($defaultNamespaceName)
{
return $this->_namespace === $defaultNamespaceName || $this->_namespace === null;
}
/**
* Gets the namespace name of this asset.
*
* If NULL is returned this means the default namespace is used.
*
* @return string|null
*/
public function getNamespaceName()
{
return $this->_namespace;
}
/**
* The shortest name is stripped of the default namespace. All other
* namespaced elements are returned as full-qualified names.
*
* @param string|null $defaultNamespaceName
*
* @return string
*/
public function getShortestName($defaultNamespaceName)
{
$shortestName = $this->getName();
if ($this->_namespace === $defaultNamespaceName) {
$shortestName = $this->_name;
}
return strtolower($shortestName);
}
/**
* The normalized name is full-qualified and lower-cased. Lower-casing is
* actually wrong, but we have to do it to keep our sanity. If you are
* using database objects that only differentiate in the casing (FOO vs
* Foo) then you will NOT be able to use Doctrine Schema abstraction.
*
* Every non-namespaced element is prefixed with the default namespace
* name which is passed as argument to this method.
*
* @deprecated Use {@see getNamespaceName()} and {@see getName()} instead.
*
* @param string $defaultNamespaceName
*
* @return string
*/
public function getFullQualifiedName($defaultNamespaceName)
{
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/pull/4814',
'AbstractAsset::getFullQualifiedName() is deprecated.'
. ' Use AbstractAsset::getNamespaceName() and ::getName() instead.',
);
$name = $this->getName();
if ($this->_namespace === null) {
$name = $defaultNamespaceName . '.' . $name;
}
return strtolower($name);
}
/**
* Checks if this asset's name is quoted.
*
* @return bool
*/
public function isQuoted()
{
return $this->_quoted;
}
/**
* Checks if this identifier is quoted.
*
* @param string $identifier
*
* @return bool
*/
protected function isIdentifierQuoted($identifier)
{
return isset($identifier[0]) && ($identifier[0] === '`' || $identifier[0] === '"' || $identifier[0] === '[');
}
/**
* Trim quotes from the identifier.
*
* @param string $identifier
*
* @return string
*/
protected function trimQuotes($identifier)
{
return str_replace(['`', '"', '[', ']'], '', $identifier);
}
/**
* Returns the name of this schema asset.
*
* @return string
*/
public function getName()
{
if ($this->_namespace !== null) {
return $this->_namespace . '.' . $this->_name;
}
return $this->_name;
}
/**
* Gets the quoted representation of this asset but only if it was defined with one. Otherwise
* return the plain unquoted value as inserted.
*
* @return string
*/
public function getQuotedName(AbstractPlatform $platform)
{
$keywords = $platform->getReservedKeywordsList();
$parts = explode('.', $this->getName());
foreach ($parts as $k => $v) {
$parts[$k] = $this->_quoted || $keywords->isKeyword($v) ? $platform->quoteIdentifier($v) : $v;
}
return implode('.', $parts);
}
/**
* Generates an identifier from a list of column names obeying a certain string length.
*
* This is especially important for Oracle, since it does not allow identifiers larger than 30 chars,
* however building idents automatically for foreign keys, composite keys or such can easily create
* very long names.
*
* @param string[] $columnNames
* @param string $prefix
* @param int $maxSize
*
* @return string
*/
protected function _generateIdentifierName($columnNames, $prefix = '', $maxSize = 30)
{
$hash = implode('', array_map(static function ($column): string {
return dechex(crc32($column));
}, $columnNames));
return strtoupper(substr($prefix . '_' . $hash, 0, $maxSize));
}
}
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