class Regex in Zircon Profile 8

@Target({"PROPERTY", "METHOD", "ANNOTATION"})

@author Bernhard Schussek <[e-mail]>

Hierarchy

• class \Symfony\Component\Validator\Constraint
  • class \Symfony\Component\Validator\Constraints\Regex

Related topics

Annotations

Annotations for class discovery and metadata description.

4 files declare their use of Regex

RegexConstraint.php in core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/RegexConstraint.php

Contains \Drupal\Core\Validation\Plugin\Validation\Constraint\RegexConstraint.

RegexTest.php in vendor/symfony/validator/Tests/Constraints/RegexTest.php

RegexValidatorTest.php in vendor/symfony/validator/Tests/Constraints/RegexValidatorTest.php

XmlFileLoaderTest.php in vendor/symfony/validator/Tests/Mapping/Loader/XmlFileLoaderTest.php

File

vendor/symfony/validator/Constraints/Regex.php, line 22

Namespace

Symfony\Component\Validator\Constraints

class Regex extends Constraint {
  public $message = 'This value is not valid.';
  public $pattern;
  public $htmlPattern;
  public $match = true;

  /**
   * {@inheritdoc}
   */
  public function getDefaultOption() {
    return 'pattern';
  }

  /**
   * {@inheritdoc}
   */
  public function getRequiredOptions() {
    return array(
      'pattern',
    );
  }

  /**
   * Converts the htmlPattern to a suitable format for HTML5 pattern.
   * Example: /^[a-z]+$/ would be converted to [a-z]+
   * However, if options are specified, it cannot be converted.
   *
   * Pattern is also ignored if match=false since the pattern should
   * then be reversed before application.
   *
   * @link http://dev.w3.org/html5/spec/single-page.html#the-pattern-attribute
   *
   * @return string|null
   */
  public function getHtmlPattern() {

    // If htmlPattern is specified, use it
    if (null !== $this->htmlPattern) {
      return empty($this->htmlPattern) ? null : $this->htmlPattern;
    }

    // Quit if delimiters not at very beginning/end (e.g. when options are passed)
    if ($this->pattern[0] !== $this->pattern[strlen($this->pattern) - 1]) {
      return;
    }
    $delimiter = $this->pattern[0];

    // Unescape the delimiter
    $pattern = str_replace('\\' . $delimiter, $delimiter, substr($this->pattern, 1, -1));

    // If the pattern is inverted, we can simply wrap it in
    // ((?!pattern).)*
    if (!$this->match) {
      return '((?!' . $pattern . ').)*';
    }

    // If the pattern contains an or statement, wrap the pattern in
    // .*(pattern).* and quit. Otherwise we'd need to parse the pattern
    if (false !== strpos($pattern, '|')) {
      return '.*(' . $pattern . ').*';
    }

    // Trim leading ^, otherwise prepend .*
    $pattern = '^' === $pattern[0] ? substr($pattern, 1) : '.*' . $pattern;

    // Trim trailing $, otherwise append .*
    $pattern = '$' === $pattern[strlen($pattern) - 1] ? substr($pattern, 0, -1) : $pattern . '.*';
    return $pattern;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Constraint::$errorNames	protected static	property	Maps error codes to the names of their constants.	16
Constraint::$payload	public	property	Domain-specific data attached to a constraint.
Constraint::addImplicitGroupName	public	function	Adds the given group if this constraint is in the Default group.	1
Constraint::CLASS_CONSTRAINT		constant	Marks a constraint that can be put onto classes.
Constraint::DEFAULT_GROUP		constant	The name of the group given to all constraints with no explicit group.
Constraint::getErrorName	public static	function	Returns the name of the given error code.
Constraint::getTargets	public	function	Returns whether the constraint can be put onto classes, properties or both.	11
Constraint::PROPERTY_CONSTRAINT		constant	Marks a constraint that can be put onto properties.
Constraint::validatedBy	public	function	Returns the name of the class that validates this constraint.	11
Constraint::__construct	public	function	Initializes the constraint with options.	11
Constraint::__get	public	function	Returns the value of a lazily initialized option.	1
Constraint::__set	public	function	Sets the value of a lazily initialized option.	1
Constraint::__sleep	public	function	Optimizes the serialized value to minimize storage space.
Regex::$htmlPattern	public	property
Regex::$match	public	property
Regex::$message	public	property		1
Regex::$pattern	public	property
Regex::getDefaultOption	public	function	Returns the name of the default option. Overrides Constraint::getDefaultOption
Regex::getHtmlPattern	public	function	Converts the htmlPattern to a suitable format for HTML5 pattern. Example: /^[a-z]+$/ would be converted to [a-z]+ However, if options are specified, it cannot be converted.
Regex::getRequiredOptions	public	function	Returns the name of the required options. Overrides Constraint::getRequiredOptions