1056 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
		
		
			
		
	
	
			1056 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
|  | <?php | ||
|  | /** | ||
|  |  * CodeIgniter | ||
|  |  * | ||
|  |  * An open source application development framework for PHP | ||
|  |  * | ||
|  |  * This content is released under the MIT License (MIT) | ||
|  |  * | ||
|  |  * Copyright (c) 2014 - 2017, British Columbia Institute of Technology | ||
|  |  * | ||
|  |  * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
|  |  * of this software and associated documentation files (the "Software"), to deal | ||
|  |  * in the Software without restriction, including without limitation the rights | ||
|  |  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
|  |  * copies of the Software, and to permit persons to whom the Software is | ||
|  |  * furnished to do so, subject to the following conditions: | ||
|  |  * | ||
|  |  * The above copyright notice and this permission notice shall be included in | ||
|  |  * all copies or substantial portions of the Software. | ||
|  |  * | ||
|  |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  |  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  |  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  |  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  |  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
|  |  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
|  |  * THE SOFTWARE. | ||
|  |  * | ||
|  |  * @package	CodeIgniter | ||
|  |  * @author	EllisLab Dev Team | ||
|  |  * @copyright	Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) | ||
|  |  * @copyright	Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) | ||
|  |  * @license	http://opensource.org/licenses/MIT	MIT License | ||
|  |  * @link	https://codeigniter.com | ||
|  |  * @since	Version 1.0.0 | ||
|  |  * @filesource | ||
|  |  */ | ||
|  | defined('BASEPATH') OR exit('No direct script access allowed'); | ||
|  | 
 | ||
|  | /** | ||
|  |  * CodeIgniter Form Helpers | ||
|  |  * | ||
|  |  * @package		CodeIgniter | ||
|  |  * @subpackage	Helpers | ||
|  |  * @category	Helpers | ||
|  |  * @author		EllisLab Dev Team | ||
|  |  * @link		https://codeigniter.com/user_guide/helpers/form_helper.html | ||
|  |  */ | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_open')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Form Declaration | ||
|  | 	 * | ||
|  | 	 * Creates the opening portion of the form. | ||
|  | 	 * | ||
|  | 	 * @param	string	the URI segments of the form destination | ||
|  | 	 * @param	array	a key/value pair of attributes | ||
|  | 	 * @param	array	a key/value pair hidden data | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_open($action = '', $attributes = array(), $hidden = array()) | ||
|  | 	{ | ||
|  | 		$CI =& get_instance(); | ||
|  | 
 | ||
|  | 		// If no action is provided then set to the current url
 | ||
|  | 		if ( ! $action) | ||
|  | 		{ | ||
|  | 			$action = $CI->config->site_url($CI->uri->uri_string()); | ||
|  | 		} | ||
|  | 		// If an action is not a full URL then turn it into one
 | ||
|  | 		elseif (strpos($action, '://') === FALSE) | ||
|  | 		{ | ||
|  | 			$action = $CI->config->site_url($action); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$attributes = _attributes_to_string($attributes); | ||
|  | 
 | ||
|  | 		if (stripos($attributes, 'method=') === FALSE) | ||
|  | 		{ | ||
|  | 			$attributes .= ' method="post"'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		if (stripos($attributes, 'accept-charset=') === FALSE) | ||
|  | 		{ | ||
|  | 			$attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$form = '<form action="'.$action.'"'.$attributes.">\n"; | ||
|  | 
 | ||
|  | 		if (is_array($hidden)) | ||
|  | 		{ | ||
|  | 			foreach ($hidden as $name => $value) | ||
|  | 			{ | ||
|  | 				$form .= '<input type="hidden" name="'.$name.'" value="'.html_escape($value).'" />'."\n"; | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Add CSRF field if enabled, but leave it out for GET requests and requests to external websites
 | ||
|  | 		if ($CI->config->item('csrf_protection') === TRUE && strpos($action, $CI->config->base_url()) !== FALSE && ! stripos($form, 'method="get"')) | ||
|  | 		{ | ||
|  | 			// Prepend/append random-length "white noise" around the CSRF
 | ||
|  | 			// token input, as a form of protection against BREACH attacks
 | ||
|  | 			if (FALSE !== ($noise = $CI->security->get_random_bytes(1))) | ||
|  | 			{ | ||
|  | 				list(, $noise) = unpack('c', $noise); | ||
|  | 			} | ||
|  | 			else | ||
|  | 			{ | ||
|  | 				$noise = mt_rand(-128, 127); | ||
|  | 			} | ||
|  | 
 | ||
|  | 			// Prepend if $noise has a negative value, append if positive, do nothing for zero
 | ||
|  | 			$prepend = $append = ''; | ||
|  | 			if ($noise < 0) | ||
|  | 			{ | ||
|  | 				$prepend = str_repeat(" ", abs($noise)); | ||
|  | 			} | ||
|  | 			elseif ($noise > 0) | ||
|  | 			{ | ||
|  | 				$append  = str_repeat(" ", $noise); | ||
|  | 			} | ||
|  | 
 | ||
|  | 			$form .= sprintf( | ||
|  | 				'%s<input type="hidden" name="%s" value="%s" />%s%s', | ||
|  | 				$prepend, | ||
|  | 				$CI->security->get_csrf_token_name(), | ||
|  | 				$CI->security->get_csrf_hash(), | ||
|  | 				$append, | ||
|  | 				"\n" | ||
|  | 			); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return $form; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_open_multipart')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Form Declaration - Multipart type | ||
|  | 	 * | ||
|  | 	 * Creates the opening portion of the form, but with "multipart/form-data". | ||
|  | 	 * | ||
|  | 	 * @param	string	the URI segments of the form destination | ||
|  | 	 * @param	array	a key/value pair of attributes | ||
|  | 	 * @param	array	a key/value pair hidden data | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_open_multipart($action = '', $attributes = array(), $hidden = array()) | ||
|  | 	{ | ||
|  | 		if (is_string($attributes)) | ||
|  | 		{ | ||
|  | 			$attributes .= ' enctype="multipart/form-data"'; | ||
|  | 		} | ||
|  | 		else | ||
|  | 		{ | ||
|  | 			$attributes['enctype'] = 'multipart/form-data'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return form_open($action, $attributes, $hidden); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_hidden')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Hidden Input Field | ||
|  | 	 * | ||
|  | 	 * Generates hidden fields. You can pass a simple key/value string or | ||
|  | 	 * an associative array with multiple values. | ||
|  | 	 * | ||
|  | 	 * @param	mixed	$name		Field name | ||
|  | 	 * @param	string	$value		Field value | ||
|  | 	 * @param	bool	$recursing | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_hidden($name, $value = '', $recursing = FALSE) | ||
|  | 	{ | ||
|  | 		static $form; | ||
|  | 
 | ||
|  | 		if ($recursing === FALSE) | ||
|  | 		{ | ||
|  | 			$form = "\n"; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		if (is_array($name)) | ||
|  | 		{ | ||
|  | 			foreach ($name as $key => $val) | ||
|  | 			{ | ||
|  | 				form_hidden($key, $val, TRUE); | ||
|  | 			} | ||
|  | 
 | ||
|  | 			return $form; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		if ( ! is_array($value)) | ||
|  | 		{ | ||
|  | 			$form .= '<input type="hidden" name="'.$name.'" value="'.html_escape($value)."\" />\n"; | ||
|  | 		} | ||
|  | 		else | ||
|  | 		{ | ||
|  | 			foreach ($value as $k => $v) | ||
|  | 			{ | ||
|  | 				$k = is_int($k) ? '' : $k; | ||
|  | 				form_hidden($name.'['.$k.']', $v, TRUE); | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return $form; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_input')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Text Input Field | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_input($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array( | ||
|  | 			'type' => 'text', | ||
|  | 			'name' => is_array($data) ? '' : $data, | ||
|  | 			'value' => $value | ||
|  | 		); | ||
|  | 
 | ||
|  | 		return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_password')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Password Field | ||
|  | 	 * | ||
|  | 	 * Identical to the input function but adds the "password" type | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_password($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		is_array($data) OR $data = array('name' => $data); | ||
|  | 		$data['type'] = 'password'; | ||
|  | 		return form_input($data, $value, $extra); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_upload')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Upload Field | ||
|  | 	 * | ||
|  | 	 * Identical to the input function but adds the "file" type | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_upload($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array('type' => 'file', 'name' => ''); | ||
|  | 		is_array($data) OR $data = array('name' => $data); | ||
|  | 		$data['type'] = 'file'; | ||
|  | 
 | ||
|  | 		return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_textarea')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Textarea field | ||
|  | 	 * | ||
|  | 	 * @param	mixed	$data | ||
|  | 	 * @param	string	$value | ||
|  | 	 * @param	mixed	$extra | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_textarea($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array( | ||
|  | 			'name' => is_array($data) ? '' : $data, | ||
|  | 			'cols' => '40', | ||
|  | 			'rows' => '10' | ||
|  | 		); | ||
|  | 
 | ||
|  | 		if ( ! is_array($data) OR ! isset($data['value'])) | ||
|  | 		{ | ||
|  | 			$val = $value; | ||
|  | 		} | ||
|  | 		else | ||
|  | 		{ | ||
|  | 			$val = $data['value']; | ||
|  | 			unset($data['value']); // textareas don't use the value attribute
 | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return '<textarea '._parse_form_attributes($data, $defaults)._attributes_to_string($extra).'>' | ||
|  | 			.html_escape($val) | ||
|  | 			."</textarea>\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_multiselect')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Multi-select menu | ||
|  | 	 * | ||
|  | 	 * @param	string | ||
|  | 	 * @param	array | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_multiselect($name = '', $options = array(), $selected = array(), $extra = '') | ||
|  | 	{ | ||
|  | 		$extra = _attributes_to_string($extra); | ||
|  | 		if (stripos($extra, 'multiple') === FALSE) | ||
|  | 		{ | ||
|  | 			$extra .= ' multiple="multiple"'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return form_dropdown($name, $options, $selected, $extra); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_dropdown')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Drop-down Menu | ||
|  | 	 * | ||
|  | 	 * @param	mixed	$data | ||
|  | 	 * @param	mixed	$options | ||
|  | 	 * @param	mixed	$selected | ||
|  | 	 * @param	mixed	$extra | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_dropdown($data = '', $options = array(), $selected = array(), $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array(); | ||
|  | 
 | ||
|  | 		if (is_array($data)) | ||
|  | 		{ | ||
|  | 			if (isset($data['selected'])) | ||
|  | 			{ | ||
|  | 				$selected = $data['selected']; | ||
|  | 				unset($data['selected']); // select tags don't have a selected attribute
 | ||
|  | 			} | ||
|  | 
 | ||
|  | 			if (isset($data['options'])) | ||
|  | 			{ | ||
|  | 				$options = $data['options']; | ||
|  | 				unset($data['options']); // select tags don't use an options attribute
 | ||
|  | 			} | ||
|  | 		} | ||
|  | 		else | ||
|  | 		{ | ||
|  | 			$defaults = array('name' => $data); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		is_array($selected) OR $selected = array($selected); | ||
|  | 		is_array($options) OR $options = array($options); | ||
|  | 
 | ||
|  | 		// If no selected state was submitted we will attempt to set it automatically
 | ||
|  | 		if (empty($selected)) | ||
|  | 		{ | ||
|  | 			if (is_array($data)) | ||
|  | 			{ | ||
|  | 				if (isset($data['name'], $_POST[$data['name']])) | ||
|  | 				{ | ||
|  | 					$selected = array($_POST[$data['name']]); | ||
|  | 				} | ||
|  | 			} | ||
|  | 			elseif (isset($_POST[$data])) | ||
|  | 			{ | ||
|  | 				$selected = array($_POST[$data]); | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$extra = _attributes_to_string($extra); | ||
|  | 
 | ||
|  | 		$multiple = (count($selected) > 1 && stripos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; | ||
|  | 
 | ||
|  | 		$form = '<select '.rtrim(_parse_form_attributes($data, $defaults)).$extra.$multiple.">\n"; | ||
|  | 
 | ||
|  | 		foreach ($options as $key => $val) | ||
|  | 		{ | ||
|  | 			$key = (string) $key; | ||
|  | 
 | ||
|  | 			if (is_array($val)) | ||
|  | 			{ | ||
|  | 				if (empty($val)) | ||
|  | 				{ | ||
|  | 					continue; | ||
|  | 				} | ||
|  | 
 | ||
|  | 				$form .= '<optgroup label="'.$key."\">\n"; | ||
|  | 
 | ||
|  | 				foreach ($val as $optgroup_key => $optgroup_val) | ||
|  | 				{ | ||
|  | 					$sel = in_array($optgroup_key, $selected) ? ' selected="selected"' : ''; | ||
|  | 					$form .= '<option value="'.html_escape($optgroup_key).'"'.$sel.'>' | ||
|  | 						.(string) $optgroup_val."</option>\n"; | ||
|  | 				} | ||
|  | 
 | ||
|  | 				$form .= "</optgroup>\n"; | ||
|  | 			} | ||
|  | 			else | ||
|  | 			{ | ||
|  | 				$form .= '<option value="'.html_escape($key).'"' | ||
|  | 					.(in_array($key, $selected) ? ' selected="selected"' : '').'>' | ||
|  | 					.(string) $val."</option>\n"; | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return $form."</select>\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_checkbox')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Checkbox Field | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	bool | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_checkbox($data = '', $value = '', $checked = FALSE, $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array('type' => 'checkbox', 'name' => ( ! is_array($data) ? $data : ''), 'value' => $value); | ||
|  | 
 | ||
|  | 		if (is_array($data) && array_key_exists('checked', $data)) | ||
|  | 		{ | ||
|  | 			$checked = $data['checked']; | ||
|  | 
 | ||
|  | 			if ($checked == FALSE) | ||
|  | 			{ | ||
|  | 				unset($data['checked']); | ||
|  | 			} | ||
|  | 			else | ||
|  | 			{ | ||
|  | 				$data['checked'] = 'checked'; | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		if ($checked == TRUE) | ||
|  | 		{ | ||
|  | 			$defaults['checked'] = 'checked'; | ||
|  | 		} | ||
|  | 		else | ||
|  | 		{ | ||
|  | 			unset($defaults['checked']); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_radio')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Radio Button | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	bool | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_radio($data = '', $value = '', $checked = FALSE, $extra = '') | ||
|  | 	{ | ||
|  | 		is_array($data) OR $data = array('name' => $data); | ||
|  | 		$data['type'] = 'radio'; | ||
|  | 
 | ||
|  | 		return form_checkbox($data, $value, $checked, $extra); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_submit')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Submit Button | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_submit($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array( | ||
|  | 			'type' => 'submit', | ||
|  | 			'name' => is_array($data) ? '' : $data, | ||
|  | 			'value' => $value | ||
|  | 		); | ||
|  | 
 | ||
|  | 		return '<input '._parse_form_attributes($data, $defaults)._attributes_to_string($extra)." />\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_reset')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Reset Button | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @param	string | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_reset($data = '', $value = '', $extra = '') | ||
|  | 	{ | ||
|  | 		$defaults = array( | ||
|  | 			'type' => 'reset', | ||
|  | 			'name' => is_array($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 = $data['content']; | ||
|  | 			unset($data['content']); // content is not an attribute
 | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return '<button '._parse_form_attributes($data, $defaults)._attributes_to_string($extra).'>' | ||
|  | 			.$content | ||
|  | 			."</button>\n"; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | // ------------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | if ( ! function_exists('form_label')) | ||
|  | { | ||
|  | 	/** | ||
|  | 	 * Form Label Tag | ||
|  | 	 * | ||
|  | 	 * @param	string	The text to appear onscreen | ||
|  | 	 * @param	string	The id the label applies to | ||
|  | 	 * @param	mixed	Additional attributes | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	function form_label($label_text = '', $id = '', $attributes = array()) | ||
|  | 	{ | ||
|  | 
 | ||
|  | 		$label = '<label'; | ||
|  | 
 | ||
|  | 		if ($id !== '') | ||
|  | 		{ | ||
|  | 			$label .= ' for="'.$id.'"'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$label .= _attributes_to_string($attributes); | ||
|  | 
 | ||
|  | 		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; | ||
|  | 	} | ||
|  | } |