Doctype.php | searchcode

/library/Zend/View/Helper/Doctype.php

https://gitlab.com/devtoannh/cafe
PHP | 239 lines | 122 code | 17 blank | 100 comment | 9 complexity | 26ccadcba4c30e5003681b15bf868014 MD5 | raw file

<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_View

 * @subpackage Helper

 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)

 * @version    $Id: Doctype.php 24201 2011-07-05 16:22:04Z matthew $

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */



/** Zend_Registry */

require_once 'Zend/Registry.php';



/** Zend_View_Helper_Abstract.php */

require_once 'Zend/View/Helper/Abstract.php';



/**

 * Helper for setting and retrieving the doctype

 *

 * @package    Zend_View

 * @subpackage Helper

 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_View_Helper_Doctype extends Zend_View_Helper_Abstract

{

    /**#@+

     * DocType constants

     */

    const XHTML11             = 'XHTML11';

    const XHTML1_STRICT       = 'XHTML1_STRICT';

    const XHTML1_TRANSITIONAL = 'XHTML1_TRANSITIONAL';

    const XHTML1_FRAMESET     = 'XHTML1_FRAMESET';

    const XHTML1_RDFA         = 'XHTML1_RDFA';

    const XHTML_BASIC1        = 'XHTML_BASIC1';

    const XHTML5              = 'XHTML5';

    const HTML4_STRICT        = 'HTML4_STRICT';

    const HTML4_LOOSE         = 'HTML4_LOOSE';

    const HTML4_FRAMESET      = 'HTML4_FRAMESET';

    const HTML5               = 'HTML5';

    const CUSTOM_XHTML        = 'CUSTOM_XHTML';

    const CUSTOM              = 'CUSTOM';

    /**#@-*/



    /**

     * Default DocType

     * @var string

     */

    protected $_defaultDoctype = self::HTML4_LOOSE;



    /**

     * Registry containing current doctype and mappings

     * @var ArrayObject

     */

    protected $_registry;



    /**

     * Registry key in which helper is stored

     * @var string

     */

    protected $_regKey = 'Zend_View_Helper_Doctype';



    /**

     * Constructor

     *

     * Map constants to doctype strings, and set default doctype

     *

     * @return void

     */

    public function __construct()

    {

        if (!Zend_Registry::isRegistered($this->_regKey)) {

            $this->_registry = new ArrayObject(array(

                'doctypes' => array(

                    self::XHTML11             => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">',

                    self::XHTML1_STRICT       => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">',

                    self::XHTML1_TRANSITIONAL => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">',

                    self::XHTML1_FRAMESET     => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">',

                    self::XHTML1_RDFA         => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML+RDFa 1.0//EN" "http://www.w3.org/MarkUp/DTD/xhtml-rdfa-1.dtd">',

                    self::XHTML_BASIC1        => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.0//EN" "http://www.w3.org/TR/xhtml-basic/xhtml-basic10.dtd">',

                    self::XHTML5              => '<!DOCTYPE html>',

                    self::HTML4_STRICT        => '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">',

                    self::HTML4_LOOSE         => '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">',

                    self::HTML4_FRAMESET      => '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">',

                    self::HTML5               => '<!DOCTYPE html>',

                )

            ));

            Zend_Registry::set($this->_regKey, $this->_registry);

            $this->setDoctype($this->_defaultDoctype);

        } else {

            $this->_registry = Zend_Registry::get($this->_regKey);

        }

    }



    /**

     * Set or retrieve doctype

     *

     * @param  string $doctype

     * @return Zend_View_Helper_Doctype

     */

    public function doctype($doctype = null)

    {

        if (null !== $doctype) {

            switch ($doctype) {

                case self::XHTML11:

                case self::XHTML1_STRICT:

                case self::XHTML1_TRANSITIONAL:

                case self::XHTML1_FRAMESET:

                case self::XHTML_BASIC1:

                case self::XHTML1_RDFA:

                case self::XHTML5:

                case self::HTML4_STRICT:

                case self::HTML4_LOOSE:

                case self::HTML4_FRAMESET:

                case self::HTML5:

                    $this->setDoctype($doctype);

                    break;

                default:

                    if (substr($doctype, 0, 9) != '<!DOCTYPE') {

                        require_once 'Zend/View/Exception.php';

                        $e = new Zend_View_Exception('The specified doctype is malformed');

                        $e->setView($this->view);

                        throw $e;

                    }

                    if (stristr($doctype, 'xhtml')) {

                        $type = self::CUSTOM_XHTML;

                    } else {

                        $type = self::CUSTOM;

                    }

                    $this->setDoctype($type);

                    $this->_registry['doctypes'][$type] = $doctype;

                    break;

            }

        }



        return $this;

    }



    /**

     * Set doctype

     *

     * @param  string $doctype

     * @return Zend_View_Helper_Doctype

     */

    public function setDoctype($doctype)

    {

        $this->_registry['doctype'] = $doctype;

        return $this;

    }



    /**

     * Retrieve doctype

     *

     * @return string

     */

    public function getDoctype()

    {

        return $this->_registry['doctype'];

    }



    /**

     * Get doctype => string mappings

     *

     * @return array

     */

    public function getDoctypes()

    {

        return $this->_registry['doctypes'];

    }



    /**

     * Is doctype XHTML?

     *

     * @return boolean

     */

    public function isXhtml()

    {

        return (stristr($this->getDoctype(), 'xhtml') ? true : false);

    }



    /**

     * Is doctype strict?

     *

     * @return boolean

     */

    public function isStrict()

    {

        switch ( $this->getDoctype() )

        {

            case self::XHTML1_STRICT:

            case self::XHTML11:

            case self::HTML4_STRICT:

                return true;

            default: 

                return false;

        }

    }

    

    /**

     * Is doctype HTML5? (HeadMeta uses this for validation)

     *

     * @return booleean

     */

    public function isHtml5() {

        return (stristr($this->doctype(), '<!DOCTYPE html>') ? true : false);

    }

    

    /**

     * Is doctype RDFa?

     *

     * @return booleean

     */

    public function isRdfa() {

        return (stristr($this->getDoctype(), 'rdfa') ? true : false);

    }



    /**

     * String representation of doctype

     *

     * @return string

     */

    public function __toString()

    {

        $doctypes = $this->getDoctypes();

        return $doctypes[$this->getDoctype()];

    }

}