Class DefaultPasswordHasher
Default password hashing class.
Property Summary
-
$_config protected
array
Runtime config
-
$_configInitialized protected
bool
Whether the config property has already been configured with defaults
-
$_defaultConfig protected
array
Default config for this object.
Method Summary
-
__construct() public
Constructor
-
_configDelete() protected
Deletes a single config key.
-
_configRead() protected
Reads a config key.
-
_configWrite() protected
Writes a config key.
-
check() public
Check hash. Generate hash for user provided password and check against existing hash.
-
config() public deprecated
Gets/Sets the config.
-
configShallow() public
Merge provided config with existing config. Unlike
config()
which does a recursive merge for nested keys, this method does a simple merge. -
getConfig() public
Returns the config.
-
getConfigOrFail() public
Returns the config for this specific key.
-
hash() public
Generates password hash.
-
needsRehash() public
Returns true if the password need to be rehashed, due to the password being created with anything else than the passwords generated by this class.
-
setConfig() public
Sets the config.
Method Detail
__construct() ¶ public
__construct(array $config = [])
Constructor
Parameters
-
array
$config optional Array of config.
_configDelete() ¶ protected
_configDelete(string $key): void
Deletes a single config key.
Parameters
-
string
$key Key to delete.
Returns
void
Throws
Cake\Core\Exception\Exception
if attempting to clobber existing config
_configRead() ¶ protected
_configRead(string|null $key): mixed
Reads a config key.
Parameters
-
string|null
$key Key to read.
Returns
mixed
_configWrite() ¶ protected
_configWrite(string|array $key, mixed $value, bool|string $merge = false): void
Writes a config key.
Parameters
-
string|array
$key Key to write to.
-
mixed
$value Value to write.
-
bool|string
$merge optional True to merge recursively, 'shallow' for simple merge, false to overwrite, defaults to false.
Returns
void
Throws
Cake\Core\Exception\Exception
if attempting to clobber existing config
check() ¶ public
check(string $password, string $hashedPassword): bool
Check hash. Generate hash for user provided password and check against existing hash.
Parameters
-
string
$password Plain text password to hash.
-
string
$hashedPassword Existing hashed password.
Returns
bool
config() ¶ public
config(string|array|null $key = null, mixed|null $value = null, bool $merge = true): mixed
Gets/Sets the config.
Usage
Reading the whole config:
$this->config();
Reading a specific value:
$this->config('key');
Reading a nested value:
$this->config('some.nested.key');
Setting a specific value:
$this->config('key', $value);
Setting a nested value:
$this->config('some.nested.key', $value);
Updating multiple config settings at the same time:
$this->config(['one' => 'value', 'another' => 'value']);
Parameters
-
string|array|null
$key optional The key to get/set, or a complete array of configs.
-
mixed|null
$value optional The value to set.
-
bool
$merge optional Whether to recursively merge or overwrite existing config, defaults to true.
Returns
mixed
Throws
Cake\Core\Exception\Exception
When trying to set a key that is invalid.
configShallow() ¶ public
configShallow(string|array $key, mixed|null $value = null): $this
Merge provided config with existing config. Unlike config()
which does
a recursive merge for nested keys, this method does a simple merge.
Setting a specific value:
$this->configShallow('key', $value);
Setting a nested value:
$this->configShallow('some.nested.key', $value);
Updating multiple config settings at the same time:
$this->configShallow(['one' => 'value', 'another' => 'value']);
Parameters
-
string|array
$key The key to set, or a complete array of configs.
-
mixed|null
$value optional The value to set.
Returns
$this
getConfig() ¶ public
getConfig(string|null $key = null, mixed|null $default = null): mixed|null
Returns the config.
Usage
Reading the whole config:
$this->getConfig();
Reading a specific value:
$this->getConfig('key');
Reading a nested value:
$this->getConfig('some.nested.key');
Reading with default value:
$this->getConfig('some-key', 'default-value');
Parameters
-
string|null
$key optional The key to get or null for the whole config.
-
mixed|null
$default optional The return value when the key does not exist.
Returns
mixed|null
getConfigOrFail() ¶ public
getConfigOrFail(string|null $key): mixed
Returns the config for this specific key.
The config value for this key must exist, it can never be null.
Parameters
-
string|null
$key The key to get.
Returns
mixed
Throws
InvalidArgumentException
hash() ¶ public
hash(string $password): string|false
Generates password hash.
Parameters
-
string
$password Plain text password to hash.
Returns
string|false
Links
needsRehash() ¶ public
needsRehash(string $password): bool
Returns true if the password need to be rehashed, due to the password being created with anything else than the passwords generated by this class.
Returns true by default since the only implementation users should rely on is the one provided by default in php 5.5+ or any compatible library
Parameters
-
string
$password The password to verify
Returns
bool
setConfig() ¶ public
setConfig(string|array $key, mixed|null $value = null, bool $merge = true): $this
Sets the config.
Usage
Setting a specific value:
$this->setConfig('key', $value);
Setting a nested value:
$this->setConfig('some.nested.key', $value);
Updating multiple config settings at the same time:
$this->setConfig(['one' => 'value', 'another' => 'value']);
Parameters
-
string|array
$key The key to set, or a complete array of configs.
-
mixed|null
$value optional The value to set.
-
bool
$merge optional Whether to recursively merge or overwrite existing config, defaults to true.
Returns
$this
Throws
Cake\Core\Exception\Exception
When trying to set a key that is invalid.
Property Detail
$_configInitialized ¶ protected
Whether the config property has already been configured with defaults
Type
bool
$_defaultConfig ¶ protected
Default config for this object.
Options
hashType
- Hashing algo to use. Valid values are those supported by$algo
argument ofpassword_hash()
. Defaults toPASSWORD_DEFAULT
hashOptions
- Associative array of options. Check the PHP manual for supported options for each hash type. Defaults to empty array.
Type
array