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[ticket/14831] Add method for getting valid migration name

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PHPBB3-14831
This commit is contained in:
Marc Alexander 2016-10-23 11:37:10 +02:00
parent 2059d57c04
commit 9f2867b115
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GPG Key ID: 50E0D2423696F995
1 changed files with 34 additions and 26 deletions
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60
phpBB/phpbb/db/migrator.php
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@ -200,6 +200,34 @@ class migrator
$this->container->get('dispatcher')->enable();
}
/**
* Get a valid migration name from the migration state array in case the
* supplied name is not in the migration state list.
*
* @param string $name Migration name
* @return string Migration name
*/
protected function get_valid_name($name)
{
// Try falling back to a valid migration name with or without leading backslash
if (!isset($this->migration_state[$name]))
{
$appended_name = preg_replace('#^(?!\\\)#', '\\\$0', $name);
$prefixless_name = preg_replace('#(^\\\)([^\\\].+)#', '$2', $name);
if (isset($this->migration_state[$appended_name]))
{
$name = $appended_name;
}
else if (isset($this->migration_state[$prefixless_name]))
{
$name = $prefixless_name;
}
}
return $name;
}
/**
* Effectively runs a single update step from the next migration to be applied.
*
@ -209,18 +237,7 @@ class migrator
{
foreach ($this->migrations as $name)
{
// Try falling back to a valid migration name with or without leading backslash
if (!isset($this->migration_state[$name]))
{
if (isset($this->migration_state[preg_replace('#^(?!\\\)#', '\\\$0', $name)]))
{
$name = preg_replace('#^(?!\\\)#', '\\\$0', $name);
}
else if (isset($this->migration_state[preg_replace('#(^\\\)([^\\\].+)#', '$2', $name)]))
{
$name = preg_replace('#(^\\\)([^\\\].+)#', '$2', $name);
}
}
$name = $this->get_valid_name($name);
if (!isset($this->migration_state[$name]) ||
!$this->migration_state[$name]['migration_schema_done'] ||
@ -277,22 +294,10 @@ class migrator
foreach ($state['migration_depends_on'] as $depend)
{
// Try falling back to a valid migration name with or without leading backslash
if (!isset($this->migration_state[$name]))
{
if (isset($this->migration_state[preg_replace('#^(?!\\\)#', '\\\$0', $name)]))
{
$name = preg_replace('#^(?!\\\)#', '\\\$0', $name);
}
else if (isset($this->migration_state[preg_replace('#(^\\\)([^\\\].+)#', '$2', $name)]))
{
$name = preg_replace('#(^\\\)([^\\\].+)#', '$2', $name);
}
}
$depend = $this->get_valid_name($depend);
// Test all possible namings before throwing exception
if ($this->unfulfillable($depend) !== false && $this->unfulfillable(preg_replace('#(^\\\)([^\\\].+)#', '$2', $depend)) !== false &&
$this->unfulfillable(preg_replace('#^(?!\\\)#', '\\\$0', $name)))
if ($this->unfulfillable($depend) !== false)
{
throw new \phpbb\db\migration\exception('MIGRATION_NOT_FULFILLABLE', $name, $depend);
}
@ -770,6 +775,8 @@ class migrator
*/
public function unfulfillable($name)
{
$name = $this->get_valid_name($name);
if (isset($this->migration_state[$name]) || isset($this->fulfillable_migrations[$name]))
{
return false;
@ -785,6 +792,7 @@ class migrator
foreach ($depends as $depend)
{
$depend = $this->get_valid_name($depend);
$unfulfillable = $this->unfulfillable($depend);
if ($unfulfillable !== false)
{