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feat: [Validation] add support for dbGroup as parameter in is_unique and is_not_unique #9216

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48 changes: 31 additions & 17 deletions system/Validation/Rules.php
Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,7 @@ public function greater_than_equal_to($str, string $min): bool
* accept only one filter).
*
* Example:
* is_not_unique[dbGroup.table.field,where_field,where_value]
* is_not_unique[table.field,where_field,where_value]
* is_not_unique[menu.id,active,1]
*
Expand All @@ -122,16 +123,21 @@ public function is_not_unique($str, string $field, array $data): bool
}

// Grab any data for exclusion of a single row.
[$field, $whereField, $whereValue] = array_pad(
explode(',', $field),
3,
null
);

// Break the table and field apart
sscanf($field, '%[^.].%[^.]', $table, $field);
[$field, $whereField, $whereValue] = array_pad(explode(',', $field), 3, null);

// Break the dbGroup, table and field apart from the field string
$parts = explode('.', $field, 3);
$numParts = count($parts);

if ($numParts === 3) {
[$dbGroup, $table, $field] = $parts;
} elseif ($numParts === 2) {
[$table, $field] = $parts;
} else {
throw new InvalidArgumentException('The field must be in the format "table.field" or "dbGroup.table.field".');
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Add wrong validation test for exception

}

$row = Database::connect($data['DBGroup'] ?? null)
$row = Database::connect($dbGroup ?? $data['DBGroup'] ?? null)
->table($table)
->select('1')
->where($field, $str)
Expand Down Expand Up @@ -170,6 +176,7 @@ public function in_list($value, string $list): bool
* record updates.
*
* Example:
* is_unique[dbGroup.table.field,ignore_field,ignore_value]
* is_unique[table.field,ignore_field,ignore_value]
* is_unique[users.email,id,5]
*
Expand All @@ -181,15 +188,22 @@ public function is_unique($str, string $field, array $data): bool
$str = (string) $str;
}

[$field, $ignoreField, $ignoreValue] = array_pad(
explode(',', $field),
3,
null
);

sscanf($field, '%[^.].%[^.]', $table, $field);
// Grab any data for exclusion of a single row.
[$field, $ignoreField, $ignoreValue] = array_pad(explode(',', $field), 3, null);

// Break the dbGroup, table and field apart from the field string
$parts = explode('.', $field, 3);
$numParts = count($parts);

if ($numParts === 3) {
[$dbGroup, $table, $field] = $parts;
} elseif ($numParts === 2) {
[$table, $field] = $parts;
} else {
throw new InvalidArgumentException('The field must be in the format "table.field" or "dbGroup.table.field".');
}

$row = Database::connect($data['DBGroup'] ?? null)
$row = Database::connect($dbGroup ?? $data['DBGroup'] ?? null)
->table($table)
->select('1')
->where($field, $str)
Expand Down
50 changes: 33 additions & 17 deletions system/Validation/StrictRules/Rules.php
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@
use CodeIgniter\Helpers\Array\ArrayHelper;
use CodeIgniter\Validation\Rules as NonStrictRules;
use Config\Database;
use InvalidArgumentException;

/**
* Validation Rules.
Expand Down Expand Up @@ -134,6 +135,7 @@ public function greater_than_equal_to($str, string $min): bool
* accept only one filter).
*
* Example:
* is_not_unique[dbGroup.table.field,where_field,where_value]
* is_not_unique[table.field,where_field,where_value]
* is_not_unique[menu.id,active,1]
*
Expand All @@ -146,16 +148,21 @@ public function is_not_unique($str, string $field, array $data): bool
}

// Grab any data for exclusion of a single row.
[$field, $whereField, $whereValue] = array_pad(
explode(',', $field),
3,
null
);

// Break the table and field apart
sscanf($field, '%[^.].%[^.]', $table, $field);
[$field, $whereField, $whereValue] = array_pad(explode(',', $field), 3, null);

// Break the dbGroup, table and field apart from the field string
$parts = explode('.', $field, 3);
$numParts = count($parts);

if ($numParts === 3) {
[$dbGroup, $table, $field] = $parts;
} elseif ($numParts === 2) {
[$table, $field] = $parts;
} else {
throw new InvalidArgumentException('The field must be in the format "table.field" or "dbGroup.table.field".');
}

$row = Database::connect($data['DBGroup'] ?? null)
$row = Database::connect($dbGroup ?? $data['DBGroup'] ?? null)
->table($table)
->select('1')
->where($field, $str)
Expand Down Expand Up @@ -196,6 +203,7 @@ public function in_list($value, string $list): bool
* record updates.
*
* Example:
* is_unique[dbGroup.table.field,ignore_field,ignore_value]
* is_unique[table.field,ignore_field,ignore_value]
* is_unique[users.email,id,5]
*
Expand All @@ -207,15 +215,23 @@ public function is_unique($str, string $field, array $data): bool
return false;
}

[$field, $ignoreField, $ignoreValue] = array_pad(
explode(',', $field),
3,
null
);

sscanf($field, '%[^.].%[^.]', $table, $field);
// Grab any data for exclusion of a single row.
[$field, $ignoreField, $ignoreValue] = array_pad(explode(',', $field), 3, null);

// Break the dbGroup, table and field apart from the field string
// Break the dbGroup, table and field apart from the field string
Comment on lines +221 to +222
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Double comment.

$parts = explode('.', $field, 3);
$numParts = count($parts);

if ($numParts === 3) {
[$dbGroup, $table, $field] = $parts;
} elseif ($numParts === 2) {
[$table, $field] = $parts;
} else {
throw new InvalidArgumentException('The field must be in the format "table.field" or "dbGroup.table.field".');
}

$row = Database::connect($data['DBGroup'] ?? null)
$row = Database::connect($dbGroup ?? $data['DBGroup'] ?? null)
->table($table)
->select('1')
->where($field, $str)
Expand Down
26 changes: 26 additions & 0 deletions tests/system/Validation/StrictRules/DatabaseRelatedRulesTest.php
Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,17 @@ public function testIsUniqueWithDBConnection(): void
$this->assertTrue($result);
}

public function testIsUniqueWithDBConnectionAsParameter(): void
{
$this->validation->setRules(['email' => 'is_unique[tests.user.email]']);

$data = ['email' => 'derek@world.co.uk'];

$result = $this->validation->run($data);

$this->assertTrue($result);
}

public function testIsUniqueWithInvalidDBGroup(): void
{
$this->expectException(InvalidArgumentException::class);
Expand Down Expand Up @@ -296,4 +307,19 @@ public function testIsNotUniqueByManualRun(): void

$this->assertTrue($this->createRules()->is_not_unique('deva@example.com', 'user.email,id,{id}', []));
}

public function testIsNotUniqueWithDBConnectionAsParameter(): void
{
Database::connect()
->table('user')
->insert([
'name' => 'Derek Travis',
'email' => 'derek@world.com',
'country' => 'Elbonia',
]);

$data = ['email' => 'derek@world.com'];
$this->validation->setRules(['email' => 'is_not_unique[tests.user.email]']);
$this->assertTrue($this->validation->run($data));
}
}
2 changes: 2 additions & 0 deletions user_guide_src/source/changelogs/v4.6.0.rst
Original file line number Diff line number Diff line change
Expand Up @@ -219,6 +219,8 @@ Libraries
See :ref:`FileCollection::retainMultiplePatterns() <file-collections-retain-multiple-patterns>`.
- **Validation:** Added ``min_dims`` validation rule to ``FileRules`` class. See
:ref:`Validation <rules-for-file-uploads>`.
- **Validation:** Rule ``is_unique`` and ``is_not_unique`` now accept an optional
``dbGroup`` as parameter. See :ref:`Validation <rules-for-general-use>`.
Comment on lines +222 to +223
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Suggested change
- **Validation:** Rule ``is_unique`` and ``is_not_unique`` now accept an optional
``dbGroup`` as parameter. See :ref:`Validation <rules-for-general-use>`.
- **Validation:** Rules: ``is_unique`` and ``is_not_unique`` now accept the optional
``dbGroup`` as part of the first parameter. See :ref:`Validation <rules-for-general-use>`.


Helpers and Functions
=====================
Expand Down
11 changes: 7 additions & 4 deletions user_guide_src/source/libraries/validation.rst
Original file line number Diff line number Diff line change
Expand Up @@ -949,13 +949,16 @@ is_natural No Fails if field contains anything other than
is_natural_no_zero No Fails if field contains anything other than
a natural number, except zero: ``1``, ``2``,
``3``, etc.
is_not_unique Yes Checks the database to see if the given value ``is_not_unique[table.field,where_field,where_value]``
is_not_unique Yes Checks the database to see if the given value ``is_not_unique[table.field,where_field,where_value]`` or ``is_not_unique[dbGroup.table.field,where_field,where_value]``
exists. Can ignore records by field/value to
filter (currently accept only one filter).
is_unique Yes Checks if this field value exists in the ``is_unique[table.field,ignore_field,ignore_value]``
(Since v4.6.0, you can optionally pass
the dbGroup as a parameter)
is_unique Yes Checks if this field value exists in the ``is_unique[table.field,ignore_field,ignore_value]`` or ``is_unique[dbGroup.table.field,ignore_field,ignore_value]``
database. Optionally set a column and value
to ignore, useful when updating records to
ignore itself.
ignore itself. (Since v4.6.0, you can
optionally pass the dbGroup as a parameter)
less_than Yes Fails if field is greater than or equal to ``less_than[8]``
the parameter value or not numeric.
less_than_equal_to Yes Fails if field is greater than the parameter ``less_than_equal_to[8]``
Expand Down Expand Up @@ -1094,7 +1097,7 @@ min_dims Yes Fails if the minimum width and height of an
parameter is the field name. The second is
the width, and the third is the height. Will
also fail if the file cannot be determined
to be an image. (This rule was added in
to be an image. (This rule was added in
v4.6.0.)
mime_in Yes Fails if the file's mime type is not one ``mime_in[field_name,image/png,image/jpeg]``
listed in the parameters.
Expand Down
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