<?php

/**
 * This file contains the iwp_field_textarea class
 *
 * @version $Id$
 * 
 *
 * @package IWP
 * @subpackage IWP_FormFields
 */

/**
 * Textarea Field Class
 * This class is used by the api form class to generate a textarea field
 *
 * @package IWP
 * @subpackage IWP_FormFields
 */

class iwp_field_textarea extends iwp_field {
	/**
	 * This is the form field type of the field
	 *
	 * @var string
	 */
	public $type = 'textarea';
	protected $showLabel = false;
	/**
	 * __construct
	 * The constructor which calls the parent constructor that sets up the field name if it is passed in during the initialization
	 *
	 * @var string
	 */
	function __construct($name=null){
		parent::__construct($name);
	}

	/**
	 * GetFieldOutput
	 * Returns the HTML for this field. It generates the relevant parts, assigns them to template variables and returns a parse template file.
	 *
	 * @return string Returns the field HTML
	 */
	function GetFieldOutput($setOnly=false){
		$this->template->Assign('showLabel', false);
		$inputField = $this->Prepend.'<textarea id="'. iwp_htmlspecialchars($this->FieldName) .'" name="'. iwp_htmlspecialchars($this->FieldName) .'" ';

		$inputField .= $this->GetAttributes();

		if(!is_array($this->Attributes) || !array_key_exists('cols', $this->Attributes)){
			$inputField .= '  class="Field400" ';
		}

		if(!is_array($this->Attributes) || !array_key_exists('rows', $this->Attributes)){
			$inputField .= ' rows="8" ';
		}

		$inputField .= '>'.iwp_htmlspecialchars($this->FieldValue).'</textarea>';
		$inputField .= $this->Append;

		parent::GetFieldOutput();

		$this->template->Assign('inputField', $inputField);
		$this->template->Assign('FieldName', $this->FieldName);

		if(!$setOnly){
			return $this->template->ParseTemplate('form.field', true);
		}
		return '';
	}

	/**
	 * Validate
	 * This is the function that data for this field is passed to to ensure it was submitted properly.
	 *
	 * @return string|boolean If the data is not valid, it will return false, if it is valid it will return a value
	 */
	function Validate($arrData){
		return $arrData[$this->FieldName];
	}
}