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[9.x] Patch regex rule parsing due to Rule::forEach() #40941

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merged 12 commits into from
Feb 11, 2022
Merged

[9.x] Patch regex rule parsing due to Rule::forEach() #40941

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1d15509
Add failing test for `forEach` validation using regex
jbrooksuk Feb 10, 2022
8256e57
Apply fixes from StyleCI
StyleCIBot Feb 10, 2022
c28499e
Wrap rule before processing and fix test case
stevebauman Feb 10, 2022
b16297e
Don't explode regex rules
stevebauman Feb 10, 2022
b3e6085
Refactor determination of regex validation rule
stevebauman Feb 10, 2022
7fc4d44
Add more previously failing test cases
stevebauman Feb 10, 2022
befe010
Remove unneeded elseif
stevebauman Feb 10, 2022
8738167
Add more tests with an expected failure test
stevebauman Feb 10, 2022
aa8f9d6
Add another test case and unify other tests
stevebauman Feb 10, 2022
ae6b101
Simplify string rule parsing
stevebauman Feb 10, 2022
703bc37
formatting
taylorotwell Feb 10, 2022
860b923
Add test for flattening rule arrays of arrays
stevebauman Feb 11, 2022
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25 changes: 17 additions & 8 deletions src/Illuminate/Validation/ValidationRuleParser.php
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Original file line number Diff line number Diff line change
Expand Up @@ -85,8 +85,12 @@ protected function explodeRules($rules)
protected function explodeExplicitRule($rule, $attribute)
{
if (is_string($rule)) {
return explode('|', $rule);
} elseif (is_object($rule)) {
[$name] = static::parseStringRule($rule);

return static::ruleIsRegex($name) ? [$rule] : explode('|', $rule);
}

if (is_object($rule)) {
return Arr::wrap($this->prepareRule($rule, $attribute));
}

Expand Down Expand Up @@ -272,13 +276,18 @@ protected static function parseStringRule($rule)
*/
protected static function parseParameters($rule, $parameter)
{
$rule = strtolower($rule);

if (in_array($rule, ['regex', 'not_regex', 'notregex'], true)) {
return [$parameter];
}
return static::ruleIsRegex($rule) ? [$parameter] : str_getcsv($parameter);
}

return str_getcsv($parameter);
/**
* Determine if the rule is a regular expression.
*
* @param string $rule
* @return bool
*/
protected static function ruleIsRegex($rule)
{
return in_array(strtolower($rule), ['regex', 'not_regex', 'notregex'], true);
}

/**
Expand Down
56 changes: 56 additions & 0 deletions tests/Validation/ValidationForEachTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,62 @@ public function testForEachCallbacksCanReturnDifferentRules()
], $v->getMessageBag()->toArray());
}

public function testForEachCallbacksDoNotBreakRegexRules()
{
$data = [
'items' => [
['users' => [['type' => 'super'], ['type' => 'invalid']]],
],
];

$rules = [
'items.*' => Rule::forEach(function () {
return ['users.*.type' => 'regex:/^(super|admin)$/i'];
}),
];

$trans = $this->getIlluminateArrayTranslator();

$v = new Validator($trans, $data, $rules);

$this->assertFalse($v->passes());

$this->assertEquals([
'items.0.users.1.type' => ['validation.regex'],
], $v->getMessageBag()->toArray());
}

public function testForEachCallbacksCanContainMultipleRegexRules()
{
$data = [
'items' => [
['users' => [['type' => 'super'], ['type' => 'invalid']]],
],
];

$rules = [
'items.*' => Rule::forEach(function () {
return ['users.*.type' => [
'regex:/^(super)$/i',
'notregex:/^(invalid)$/i',
]];
}),
];

$trans = $this->getIlluminateArrayTranslator();

$v = new Validator($trans, $data, $rules);

$this->assertFalse($v->passes());

$this->assertEquals([
'items.0.users.1.type' => [
'validation.regex',
'validation.notregex',
],
], $v->getMessageBag()->toArray());
}

protected function getTranslator()
{
return m::mock(TranslatorContract::class);
Expand Down
60 changes: 60 additions & 0 deletions tests/Validation/ValidationRuleParserTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,66 @@ public function testEmptyConditionalRulesArePreserved()
], $rules);
}

public function testExplodeProperlyParsesSingleRegexRule()
{
$data = ['items' => [['type' => 'foo']]];

$exploded = (new ValidationRuleParser($data))->explode(
['items.*.type' => 'regex:/^(foo|bar)$/i']
);

$this->assertEquals('regex:/^(foo|bar)$/i', $exploded->rules['items.0.type'][0]);
}

public function testExplodeProperlyParsesRegexWithArrayOfRules()
{
$data = ['items' => [['type' => 'foo']]];

$exploded = (new ValidationRuleParser($data))->explode(
['items.*.type' => ['in:foo', 'regex:/^(foo|bar)$/i']]
);

$this->assertEquals('in:foo', $exploded->rules['items.0.type'][0]);
$this->assertEquals('regex:/^(foo|bar)$/i', $exploded->rules['items.0.type'][1]);
}

public function testExplodeProperlyParsesRegexThatDoesNotContainPipe()
{
$data = ['items' => [['type' => 'foo']]];

$exploded = (new ValidationRuleParser($data))->explode(
['items.*.type' => 'in:foo|regex:/^(bar)$/i']
);

$this->assertEquals('in:foo', $exploded->rules['items.0.type'][0]);
$this->assertEquals('regex:/^(bar)$/i', $exploded->rules['items.0.type'][1]);
}

public function testExplodeFailsParsingRegexWithOtherRulesInSingleString()
{
$data = ['items' => [['type' => 'foo']]];

$exploded = (new ValidationRuleParser($data))->explode(
['items.*.type' => 'in:foo|regex:/^(foo|bar)$/i']
);

$this->assertEquals('in:foo', $exploded->rules['items.0.type'][0]);
$this->assertEquals('regex:/^(foo', $exploded->rules['items.0.type'][1]);
$this->assertEquals('bar)$/i', $exploded->rules['items.0.type'][2]);
}

public function testExplodeProperlyFlattensRuleArraysOfArrays()
{
$data = ['items' => [['type' => 'foo']]];

$exploded = (new ValidationRuleParser($data))->explode(
['items.*.type' => ['in:foo', [[['regex:/^(foo|bar)$/i']]]]]
);

$this->assertEquals('in:foo', $exploded->rules['items.0.type'][0]);
$this->assertEquals('regex:/^(foo|bar)$/i', $exploded->rules['items.0.type'][1]);
}

public function testExplodeGeneratesNestedRules()
{
$parser = (new ValidationRuleParser([
Expand Down
3 changes: 3 additions & 0 deletions tests/Validation/ValidationValidatorTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3820,6 +3820,9 @@ public function testValidateRegex()

$v = new Validator($trans, ['x' => 12], ['x' => 'Regex:/^12$/i']);
$this->assertTrue($v->passes());

$v = new Validator($trans, ['x' => ['y' => ['z' => 'james']]], ['x.*.z' => ['Regex:/^(taylor|james)$/i']]);
$this->assertTrue($v->passes());
}

public function testValidateNotRegex()
Expand Down