1033 lines
23 KiB
PHP
1033 lines
23 KiB
PHP
<?php
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP
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*
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* This content is released under the MIT License (MIT)
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*
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* Copyright (c) 2014 - 2016, British Columbia Institute of Technology
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package CodeIgniter
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* @author EllisLab Dev Team
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
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* @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/)
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* @license http://opensource.org/licenses/MIT MIT License
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* @link https://codeigniter.com
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* @since Version 1.0.0
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* @filesource
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*/
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* CodeIgniter Form Helpers
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*
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* @package CodeIgniter
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* @subpackage Helpers
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* @category Helpers
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* @author EllisLab Dev Team
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* @link https://codeigniter.com/user_guide/helpers/form_helper.html
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*/
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_open'))
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{
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/**
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* Form Declaration
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*
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* Creates the opening portion of the form.
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*
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* @param string the URI segments of the form destination
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* @param array a key/value pair of attributes
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* @param array a key/value pair hidden data
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* @return string
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*/
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function form_open($action = '', $attributes = array(), $hidden = array())
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{
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$CI =& get_instance();
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// If no action is provided then set to the current url
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if ( ! $action)
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{
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$action = $CI->config->site_url($CI->uri->uri_string());
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}
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// If an action is not a full URL then turn it into one
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elseif (strpos($action, '://') === FALSE)
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{
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$action = $CI->config->site_url($action);
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}
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$attributes = _attributes_to_string($attributes);
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if (stripos($attributes, 'method=') === FALSE)
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{
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$attributes .= ' method="post"';
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}
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if (stripos($attributes, 'accept-charset=') === FALSE)
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{
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$attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"';
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}
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$form = '<form action="'.$action.'"'.$attributes.">\n";
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// Add CSRF field if enabled, but leave it out for GET requests and requests to external websites
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if ($CI->config->item('csrf_protection') === TRUE && strpos($action, $CI->config->base_url()) !== FALSE && ! stripos($form, 'method="get"'))
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{
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$hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash();
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}
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if (is_array($hidden))
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{
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foreach ($hidden as $name => $value)
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{
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$form .= '<input type="hidden" name="'.$name.'" value="'.html_escape($value).'" style="display:none;" />'."\n";
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}
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}
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return $form;
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_open_multipart'))
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{
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/**
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* Form Declaration - Multipart type
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*
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* Creates the opening portion of the form, but with "multipart/form-data".
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*
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* @param string the URI segments of the form destination
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* @param array a key/value pair of attributes
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* @param array a key/value pair hidden data
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* @return string
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*/
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function form_open_multipart($action = '', $attributes = array(), $hidden = array())
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{
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if (is_string($attributes))
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{
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$attributes .= ' enctype="multipart/form-data"';
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}
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else
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{
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$attributes['enctype'] = 'multipart/form-data';
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}
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return form_open($action, $attributes, $hidden);
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_hidden'))
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{
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/**
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* Hidden Input Field
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*
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* Generates hidden fields. You can pass a simple key/value string or
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* an associative array with multiple values.
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*
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* @param mixed $name Field name
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* @param string $value Field value
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* @param bool $recursing
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* @return string
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*/
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function form_hidden($name, $value = '', $recursing = FALSE)
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{
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static $form;
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if ($recursing === FALSE)
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{
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$form = "\n";
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}
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if (is_array($name))
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{
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foreach ($name as $key => $val)
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{
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form_hidden($key, $val, TRUE);
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}
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return $form;
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}
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if ( ! is_array($value))
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{
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$form .= '<input type="hidden" name="'.$name.'" value="'.html_escape($value)."\" />\n";
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}
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else
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{
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foreach ($value as $k => $v)
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{
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$k = is_int($k) ? '' : $k;
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form_hidden($name.'['.$k.']', $v, TRUE);
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}
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}
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return $form;
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_input'))
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{
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/**
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* Text Input Field
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*
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* @param mixed
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* @param string
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* @param mixed
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* @return string
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*/
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function form_input($data = '', $value = '', $extra = '')
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{
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$defaults = array(
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'type' => 'text',
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'name' => is_array($data) ? '' : $data,
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'value' => $value
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);
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return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n";
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_password'))
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{
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/**
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* Password Field
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*
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* Identical to the input function but adds the "password" type
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*
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* @param mixed
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* @param string
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* @param mixed
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* @return string
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*/
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function form_password($data = '', $value = '', $extra = '')
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{
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is_array($data) OR $data = array('name' => $data);
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$data['type'] = 'password';
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return form_input($data, $value, $extra);
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_upload'))
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{
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/**
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* Upload Field
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*
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* Identical to the input function but adds the "file" type
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*
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* @param mixed
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* @param string
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* @param mixed
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* @return string
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*/
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function form_upload($data = '', $value = '', $extra = '')
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{
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$defaults = array('type' => 'file', 'name' => '');
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is_array($data) OR $data = array('name' => $data);
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$data['type'] = 'file';
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return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n";
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_textarea'))
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{
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/**
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* Textarea field
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*
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* @param mixed $data
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* @param string $value
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* @param mixed $extra
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* @return string
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*/
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function form_textarea($data = '', $value = '', $extra = '')
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{
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$defaults = array(
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'name' => is_array($data) ? '' : $data,
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'cols' => '40',
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'rows' => '10'
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);
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if ( ! is_array($data) OR ! isset($data['value']))
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{
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$val = $value;
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}
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else
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{
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$val = $data['value'];
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unset($data['value']); // textareas don't use the value attribute
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}
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return '<textarea '._parse_form_attributes($data, $defaults)._attributes_to_string($extra).'>'
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.html_escape($val)
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."</textarea>\n";
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_multiselect'))
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{
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/**
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* Multi-select menu
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*
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* @param string
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* @param array
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* @param mixed
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* @param mixed
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* @return string
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*/
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function form_multiselect($name = '', $options = array(), $selected = array(), $extra = '')
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{
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$extra = _attributes_to_string($extra);
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if (stripos($extra, 'multiple') === FALSE)
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{
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$extra .= ' multiple="multiple"';
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}
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return form_dropdown($name, $options, $selected, $extra);
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}
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}
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// --------------------------------------------------------------------
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if ( ! function_exists('form_dropdown'))
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{
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/**
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* Drop-down Menu
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*
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* @param mixed $data
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* @param mixed $options
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* @param mixed $selected
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* @param mixed $extra
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* @return string
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*/
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function form_dropdown($data = '', $options = array(), $selected = array(), $extra = '')
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{
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$defaults = array();
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if (is_array($data))
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{
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if (isset($data['selected']))
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{
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$selected = $data['selected'];
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unset($data['selected']); // select tags don't have a selected attribute
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}
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if (isset($data['options']))
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{
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$options = $data['options'];
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unset($data['options']); // select tags don't use an options attribute
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}
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}
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else
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{
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$defaults = array('name' => $data);
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}
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is_array($selected) OR $selected = array($selected);
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is_array($options) OR $options = array($options);
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// If no selected state was submitted we will attempt to set it automatically
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if (empty($selected))
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{
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if (is_array($data))
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{
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if (isset($data['name'], $_POST[$data['name']]))
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{
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$selected = array($_POST[$data['name']]);
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}
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}
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elseif (isset($_POST[$data]))
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{
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$selected = array($_POST[$data]);
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}
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}
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$extra = _attributes_to_string($extra);
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$multiple = (count($selected) > 1 && stripos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : '';
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$form = '<select '.rtrim(_parse_form_attributes($data, $defaults)).$extra.$multiple.">\n";
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foreach ($options as $key => $val)
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{
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$key = (string) $key;
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if (is_array($val))
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{
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if (empty($val))
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{
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continue;
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}
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$form .= '<optgroup label="'.$key."\">\n";
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foreach ($val as $optgroup_key => $optgroup_val)
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{
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$sel = in_array($optgroup_key, $selected) ? ' selected="selected"' : '';
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$form .= '<option value="'.html_escape($optgroup_key).'"'.$sel.'>'
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.(string) $optgroup_val."</option>\n";
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}
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$form .= "</optgroup>\n";
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}
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else
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{
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$form .= '<option value="'.html_escape($key).'"'
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.(in_array($key, $selected) ? ' selected="selected"' : '').'>'
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.(string) $val."</option>\n";
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}
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}
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return $form."</select>\n";
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_checkbox'))
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{
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/**
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* Checkbox Field
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*
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* @param mixed
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* @param string
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* @param bool
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* @param mixed
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* @return string
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*/
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function form_checkbox($data = '', $value = '', $checked = FALSE, $extra = '')
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{
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$defaults = array('type' => 'checkbox', 'name' => ( ! is_array($data) ? $data : ''), 'value' => $value);
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if (is_array($data) && array_key_exists('checked', $data))
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{
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$checked = $data['checked'];
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if ($checked == FALSE)
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{
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unset($data['checked']);
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}
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else
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{
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$data['checked'] = 'checked';
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}
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}
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if ($checked == TRUE)
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{
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$defaults['checked'] = 'checked';
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}
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else
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{
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unset($defaults['checked']);
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}
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return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n";
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}
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}
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// ------------------------------------------------------------------------
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if ( ! function_exists('form_radio'))
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{
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/**
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* Radio Button
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*
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* @param mixed
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* @param string
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* @param bool
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* @param mixed
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* @return string
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*/
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function form_radio($data = '', $value = '', $checked = FALSE, $extra = '')
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{
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is_array($data) OR $data = array('name' => $data);
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$data['type'] = 'radio';
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return form_checkbox($data, $value, $checked, $extra);
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}
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}
|
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// ------------------------------------------------------------------------
|
|
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if ( ! function_exists('form_submit'))
|
|
{
|
|
/**
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* Submit Button
|
|
*
|
|
* @param mixed
|
|
* @param string
|
|
* @param mixed
|
|
* @return string
|
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*/
|
|
function form_submit($data = '', $value = '', $extra = '')
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{
|
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$defaults = array(
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'type' => 'submit',
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'name' => is_array($data) ? '' : $data,
|
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'value' => $value
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);
|
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return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n";
|
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}
|
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}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_reset'))
|
|
{
|
|
/**
|
|
* Reset Button
|
|
*
|
|
* @param mixed
|
|
* @param string
|
|
* @param mixed
|
|
* @return string
|
|
*/
|
|
function form_reset($data = '', $value = '', $extra = '')
|
|
{
|
|
$defaults = array(
|
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'type' => 'reset',
|
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'name' => is_array($data) ? '' : $data,
|
|
'value' => $value
|
|
);
|
|
|
|
return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n";
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_button'))
|
|
{
|
|
/**
|
|
* Form Button
|
|
*
|
|
* @param mixed
|
|
* @param string
|
|
* @param mixed
|
|
* @return string
|
|
*/
|
|
function form_button($data = '', $content = '', $extra = '')
|
|
{
|
|
$defaults = array(
|
|
'name' => is_array($data) ? '' : $data,
|
|
'type' => 'button'
|
|
);
|
|
|
|
if (is_array($data) && isset($data['content']))
|
|
{
|
|
$content = $data['content'];
|
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unset($data['content']); // content is not an attribute
|
|
}
|
|
|
|
return '<button '._parse_form_attributes($data, $defaults)._attributes_to_string($extra).'>'
|
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.$content
|
|
."</button>\n";
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_label'))
|
|
{
|
|
/**
|
|
* Form Label Tag
|
|
*
|
|
* @param string The text to appear onscreen
|
|
* @param string The id the label applies to
|
|
* @param string Additional attributes
|
|
* @return string
|
|
*/
|
|
function form_label($label_text = '', $id = '', $attributes = array())
|
|
{
|
|
|
|
$label = '<label';
|
|
|
|
if ($id !== '')
|
|
{
|
|
$label .= ' for="'.$id.'"';
|
|
}
|
|
|
|
if (is_array($attributes) && count($attributes) > 0)
|
|
{
|
|
foreach ($attributes as $key => $val)
|
|
{
|
|
$label .= ' '.$key.'="'.$val.'"';
|
|
}
|
|
}
|
|
|
|
return $label.'>'.$label_text.'</label>';
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_fieldset'))
|
|
{
|
|
/**
|
|
* Fieldset Tag
|
|
*
|
|
* Used to produce <fieldset><legend>text</legend>. To close fieldset
|
|
* use form_fieldset_close()
|
|
*
|
|
* @param string The legend text
|
|
* @param array Additional attributes
|
|
* @return string
|
|
*/
|
|
function form_fieldset($legend_text = '', $attributes = array())
|
|
{
|
|
$fieldset = '<fieldset'._attributes_to_string($attributes).">\n";
|
|
if ($legend_text !== '')
|
|
{
|
|
return $fieldset.'<legend>'.$legend_text."</legend>\n";
|
|
}
|
|
|
|
return $fieldset;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_fieldset_close'))
|
|
{
|
|
/**
|
|
* Fieldset Close Tag
|
|
*
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function form_fieldset_close($extra = '')
|
|
{
|
|
return '</fieldset>'.$extra;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_close'))
|
|
{
|
|
/**
|
|
* Form Close Tag
|
|
*
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function form_close($extra = '')
|
|
{
|
|
return '</form>'.$extra;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_prep'))
|
|
{
|
|
/**
|
|
* Form Prep
|
|
*
|
|
* Formats text so that it can be safely placed in a form field in the event it has HTML tags.
|
|
*
|
|
* @deprecated 3.0.0 An alias for html_escape()
|
|
* @param string|string[] $str Value to escape
|
|
* @return string|string[] Escaped values
|
|
*/
|
|
function form_prep($str)
|
|
{
|
|
return html_escape($str, TRUE);
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('set_value'))
|
|
{
|
|
/**
|
|
* Form Value
|
|
*
|
|
* Grabs a value from the POST array for the specified field so you can
|
|
* re-populate an input field or textarea. If Form Validation
|
|
* is active it retrieves the info from the validation class
|
|
*
|
|
* @param string $field Field name
|
|
* @param string $default Default value
|
|
* @param bool $html_escape Whether to escape HTML special characters or not
|
|
* @return string
|
|
*/
|
|
function set_value($field, $default = '', $html_escape = TRUE)
|
|
{
|
|
$CI =& get_instance();
|
|
|
|
$value = (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
|
|
? $CI->form_validation->set_value($field, $default)
|
|
: $CI->input->post($field, FALSE);
|
|
|
|
isset($value) OR $value = $default;
|
|
return ($html_escape) ? html_escape($value) : $value;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('set_select'))
|
|
{
|
|
/**
|
|
* Set Select
|
|
*
|
|
* Let's you set the selected value of a <select> menu via data in the POST array.
|
|
* If Form Validation is active it retrieves the info from the validation class
|
|
*
|
|
* @param string
|
|
* @param string
|
|
* @param bool
|
|
* @return string
|
|
*/
|
|
function set_select($field, $value = '', $default = FALSE)
|
|
{
|
|
$CI =& get_instance();
|
|
|
|
if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
|
|
{
|
|
return $CI->form_validation->set_select($field, $value, $default);
|
|
}
|
|
elseif (($input = $CI->input->post($field, FALSE)) === NULL)
|
|
{
|
|
return ($default === TRUE) ? ' selected="selected"' : '';
|
|
}
|
|
|
|
$value = (string) $value;
|
|
if (is_array($input))
|
|
{
|
|
// Note: in_array('', array(0)) returns TRUE, do not use it
|
|
foreach ($input as &$v)
|
|
{
|
|
if ($value === $v)
|
|
{
|
|
return ' selected="selected"';
|
|
}
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
return ($input === $value) ? ' selected="selected"' : '';
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('set_checkbox'))
|
|
{
|
|
/**
|
|
* Set Checkbox
|
|
*
|
|
* Let's you set the selected value of a checkbox via the value in the POST array.
|
|
* If Form Validation is active it retrieves the info from the validation class
|
|
*
|
|
* @param string
|
|
* @param string
|
|
* @param bool
|
|
* @return string
|
|
*/
|
|
function set_checkbox($field, $value = '', $default = FALSE)
|
|
{
|
|
$CI =& get_instance();
|
|
|
|
if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
|
|
{
|
|
return $CI->form_validation->set_checkbox($field, $value, $default);
|
|
}
|
|
|
|
// Form inputs are always strings ...
|
|
$value = (string) $value;
|
|
$input = $CI->input->post($field, FALSE);
|
|
|
|
if (is_array($input))
|
|
{
|
|
// Note: in_array('', array(0)) returns TRUE, do not use it
|
|
foreach ($input as &$v)
|
|
{
|
|
if ($value === $v)
|
|
{
|
|
return ' checked="checked"';
|
|
}
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
// Unchecked checkbox and radio inputs are not even submitted by browsers ...
|
|
if ($CI->input->method() === 'post')
|
|
{
|
|
return ($input === $value) ? ' checked="checked"' : '';
|
|
}
|
|
|
|
return ($default === TRUE) ? ' checked="checked"' : '';
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('set_radio'))
|
|
{
|
|
/**
|
|
* Set Radio
|
|
*
|
|
* Let's you set the selected value of a radio field via info in the POST array.
|
|
* If Form Validation is active it retrieves the info from the validation class
|
|
*
|
|
* @param string $field
|
|
* @param string $value
|
|
* @param bool $default
|
|
* @return string
|
|
*/
|
|
function set_radio($field, $value = '', $default = FALSE)
|
|
{
|
|
$CI =& get_instance();
|
|
|
|
if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
|
|
{
|
|
return $CI->form_validation->set_radio($field, $value, $default);
|
|
}
|
|
|
|
// Form inputs are always strings ...
|
|
$value = (string) $value;
|
|
$input = $CI->input->post($field, FALSE);
|
|
|
|
if (is_array($input))
|
|
{
|
|
// Note: in_array('', array(0)) returns TRUE, do not use it
|
|
foreach ($input as &$v)
|
|
{
|
|
if ($value === $v)
|
|
{
|
|
return ' checked="checked"';
|
|
}
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
// Unchecked checkbox and radio inputs are not even submitted by browsers ...
|
|
if ($CI->input->method() === 'post')
|
|
{
|
|
return ($input === $value) ? ' checked="checked"' : '';
|
|
}
|
|
|
|
return ($default === TRUE) ? ' checked="checked"' : '';
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('form_error'))
|
|
{
|
|
/**
|
|
* Form Error
|
|
*
|
|
* Returns the error for a specific form field. This is a helper for the
|
|
* form validation class.
|
|
*
|
|
* @param string
|
|
* @param string
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function form_error($field = '', $prefix = '', $suffix = '')
|
|
{
|
|
if (FALSE === ($OBJ =& _get_validation_object()))
|
|
{
|
|
return '';
|
|
}
|
|
|
|
return $OBJ->error($field, $prefix, $suffix);
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('validation_errors'))
|
|
{
|
|
/**
|
|
* Validation Error String
|
|
*
|
|
* Returns all the errors associated with a form submission. This is a helper
|
|
* function for the form validation class.
|
|
*
|
|
* @param string
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function validation_errors($prefix = '', $suffix = '')
|
|
{
|
|
if (FALSE === ($OBJ =& _get_validation_object()))
|
|
{
|
|
return '';
|
|
}
|
|
|
|
return $OBJ->error_string($prefix, $suffix);
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('_parse_form_attributes'))
|
|
{
|
|
/**
|
|
* Parse the form attributes
|
|
*
|
|
* Helper function used by some of the form helpers
|
|
*
|
|
* @param array $attributes List of attributes
|
|
* @param array $default Default values
|
|
* @return string
|
|
*/
|
|
function _parse_form_attributes($attributes, $default)
|
|
{
|
|
if (is_array($attributes))
|
|
{
|
|
foreach ($default as $key => $val)
|
|
{
|
|
if (isset($attributes[$key]))
|
|
{
|
|
$default[$key] = $attributes[$key];
|
|
unset($attributes[$key]);
|
|
}
|
|
}
|
|
|
|
if (count($attributes) > 0)
|
|
{
|
|
$default = array_merge($default, $attributes);
|
|
}
|
|
}
|
|
|
|
$att = '';
|
|
|
|
foreach ($default as $key => $val)
|
|
{
|
|
if ($key === 'value')
|
|
{
|
|
$val = html_escape($val);
|
|
}
|
|
elseif ($key === 'name' && ! strlen($default['name']))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$att .= $key.'="'.$val.'" ';
|
|
}
|
|
|
|
return $att;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('_attributes_to_string'))
|
|
{
|
|
/**
|
|
* Attributes To String
|
|
*
|
|
* Helper function used by some of the form helpers
|
|
*
|
|
* @param mixed
|
|
* @return string
|
|
*/
|
|
function _attributes_to_string($attributes)
|
|
{
|
|
if (empty($attributes))
|
|
{
|
|
return '';
|
|
}
|
|
|
|
if (is_object($attributes))
|
|
{
|
|
$attributes = (array) $attributes;
|
|
}
|
|
|
|
if (is_array($attributes))
|
|
{
|
|
$atts = '';
|
|
|
|
foreach ($attributes as $key => $val)
|
|
{
|
|
$atts .= ' '.$key.'="'.$val.'"';
|
|
}
|
|
|
|
return $atts;
|
|
}
|
|
|
|
if (is_string($attributes))
|
|
{
|
|
return ' '.$attributes;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
if ( ! function_exists('_get_validation_object'))
|
|
{
|
|
/**
|
|
* Validation Object
|
|
*
|
|
* Determines what the form validation class was instantiated as, fetches
|
|
* the object and returns it.
|
|
*
|
|
* @return mixed
|
|
*/
|
|
function &_get_validation_object()
|
|
{
|
|
$CI =& get_instance();
|
|
|
|
// We set this as a variable since we're returning by reference.
|
|
$return = FALSE;
|
|
|
|
if (FALSE !== ($object = $CI->load->is_loaded('Form_validation')))
|
|
{
|
|
if ( ! isset($CI->$object) OR ! is_object($CI->$object))
|
|
{
|
|
return $return;
|
|
}
|
|
|
|
return $CI->$object;
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
}
|