<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0                                                      |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group             |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license,       |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | license@php.net so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Authors: Adam Daniel <adaniel1@eesus.jnj.com>                        |
// |          Bertrand Mansion <bmansion@mamasam.com>                     |
// +----------------------------------------------------------------------+
//
// $Id$

require_once("HTML/QuickForm/element.php");

/**
 * HTML class for a textarea type field
 * 
 * @author       Adam Daniel <adaniel1@eesus.jnj.com>
 * @author       Bertrand Mansion <bmansion@mamasam.com>
 * @version      1.0
 * @since        PHP4.04pl1
 * @access       public
 */
class HTML_QuickForm_textarea extends HTML_QuickForm_element
{
    // {{{ properties

    /**
     * Field value
     * @var       string
     * @since     1.0
     * @access    private
     */
    var $_value = null;

    // }}}
    // {{{ constructor
        
    /**
     * Class constructor
     * 
     * @param     string    Input field name attribute
     * @param     mixed     Label(s) for a field
     * @param     mixed     Either a typical HTML attribute string or an associative array
     * @since     1.0
     * @access    public
     * @return    void
     */
    public function __construct($elementName=null, $elementLabel=null, $attributes=null) {
        parent::__construct($elementName, $elementLabel, $attributes);
        $this->_persistantFreeze = true;
        $this->_type = 'textarea';
    } //end constructor

    /**
     * Old syntax of class constructor. Deprecated in PHP7.
     *
     * @deprecated since Moodle 3.1
     */
    public function HTML_QuickForm_textarea($elementName=null, $elementLabel=null, $attributes=null) {
        debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
        self::__construct($elementName, $elementLabel, $attributes);
    }

    // }}}
    // {{{ setName()

    /**
     * Sets the input field name
     * 
     * @param     string    $name   Input field name attribute
     * @since     1.0
     * @access    public
     * @return    void
     */
    function setName($name)
    {
        $this->updateAttributes(array('name'=>$name));
    } //end func setName
    
    // }}}
    // {{{ getName()

    /**
     * Returns the element name
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function getName()
    {
        return $this->getAttribute('name');
    } //end func getName

    // }}}
    // {{{ setValue()

    /**
     * Sets value for textarea element
     * 
     * @param     string    $value  Value for textarea element
     * @since     1.0
     * @access    public
     * @return    void
     */
    function setValue($value)
    {
        $this->_value = $value;
    } //end func setValue
    
    // }}}
    // {{{ getValue()

    /**
     * Returns the value of the form element
     *
     * @since     1.0
     * @access    public
     * @return    string
     */
    function getValue()
    {
        return $this->_value;
    } // end func getValue

    // }}}
    // {{{ setWrap()

    /**
     * Sets wrap type for textarea element
     * 
     * @param     string    $wrap  Wrap type
     * @since     1.0
     * @access    public
     * @return    void
     */
    function setWrap($wrap)
    {
        $this->updateAttributes(array('wrap' => $wrap));
    } //end func setWrap
    
    // }}}
    // {{{ setRows()

    /**
     * Sets height in rows for textarea element
     * 
     * @param     string    $rows  Height expressed in rows
     * @since     1.0
     * @access    public
     * @return    void
     */
    function setRows($rows)
    {
        $this->updateAttributes(array('rows' => $rows));
    } //end func setRows

    // }}}
    // {{{ setCols()

    /**
     * Sets width in cols for textarea element
     * 
     * @param     string    $cols  Width expressed in cols
     * @since     1.0
     * @access    public
     * @return    void
     */ 
    function setCols($cols)
    {
        $this->updateAttributes(array('cols' => $cols));
    } //end func setCols

    // }}}
    // {{{ toHtml()

    /**
     * Returns the textarea element in HTML
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function toHtml()
    {
        if ($this->_flagFrozen) {
            return $this->getFrozenHtml();
        } else {
            return $this->_getTabs() .
                   '<textarea' . $this->_getAttrString($this->_attributes) . '>' .
                   // because we wrap the form later we don't want the text indented
                   preg_replace("/(\r\n|\n|\r)/", '&#010;', htmlspecialchars($this->_value ?? '')) .
                   '</textarea>';
        }
    } //end func toHtml
    
    // }}}
    // {{{ getFrozenHtml()

    /**
     * Returns the value of field without HTML tags (in this case, value is changed to a mask)
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function getFrozenHtml()
    {
        $value = htmlspecialchars($this->getValue());
        if ($this->getAttribute('wrap') == 'off') {
            $html = $this->_getTabs() . '<pre>' . $value."</pre>\n";
        } else {
            $html = nl2br($value)."\n";
        }
        return $html . $this->_getPersistantData();
    } //end func getFrozenHtml

    // }}}

} //end class HTML_QuickForm_textarea
?>