|
<?php defined('SYSPATH') or die('No direct script access.');
|
|
/**
|
|
* Form helper class.
|
|
*
|
|
* $Id: form.php 1970 2008-02-06 21:54:29Z Shadowhand $
|
|
*
|
|
* @package Core
|
|
* @author Kohana Team
|
|
* @copyright (c) 2007-2008 Kohana Team
|
|
* @license http://kohanaphp.com/license.html
|
|
*/
|
|
class form {
|
|
|
|
/**
|
|
* Generates an opening HTML form tag.
|
|
*
|
|
* @param string form action attribute
|
|
* @param array extra attributes
|
|
* @param array hidden fields to be created immediately after the form tag
|
|
* @return string
|
|
*/
|
|
public static function open($action = '', $attr = array(), $hidden = NULL)
|
|
{
|
|
// Make sure that the method is always set
|
|
empty($attr['method']) and $attr['method'] = 'post';
|
|
|
|
if ($attr['method'] != 'post' AND $attr['method'] != 'get')
|
|
{
|
|
// If the method is invalid, use post
|
|
$attr['method'] = 'post';
|
|
}
|
|
|
|
if (empty($action) OR ! is_string($action))
|
|
{
|
|
// Use the current URL as the default action
|
|
$action = url::base().url::current(TRUE);
|
|
}
|
|
elseif (strpos($action, '://') === FALSE)
|
|
{
|
|
// Make the action URI into a URL
|
|
$action = url::site($action);
|
|
}
|
|
|
|
// Form opening tag
|
|
$form = '<form action="'.$action.'"'.form::attributes($attr).'>'."\n";
|
|
|
|
// Add hidden fields immediate after opening tag
|
|
empty($hidden) or $form .= form::hidden($hidden);
|
|
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Generates an opening HTML form tag that can be used for uploading files.
|
|
*
|
|
* @param string form action attribute
|
|
* @param array extra attributes
|
|
* @param array hidden fields to be created immediately after the form tag
|
|
* @return string
|
|
*/
|
|
public static function open_multipart($action, $attr = array(), $hidden = array())
|
|
{
|
|
// Set multi-part form type
|
|
$attr['enctype'] = 'multipart/form-data';
|
|
|
|
return form::open($action, $attr, $hidden);
|
|
}
|
|
|
|
/**
|
|
* Generates a fieldset opening tag.
|
|
*
|
|
* @param array html attributes
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function open_fieldset($data = NULL, $extra = '')
|
|
{
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
return '<fieldset'.html::attributes((array) $data).$extra.'>'."\n";
|
|
}
|
|
|
|
/**
|
|
* Generates a fieldset closing tag.
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function close_fieldset()
|
|
{
|
|
return '</fieldset>'."\n";
|
|
}
|
|
|
|
/**
|
|
* Generates a legend tag for use with a fieldset.
|
|
*
|
|
* @param string legend text
|
|
* @param array HTML attributes
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function legend($text = '', $data = NULL, $extra = '')
|
|
{
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
return '<legend'.form::attributes((array) $data).$extra.'>'.$text.'</legend>'."\n";
|
|
}
|
|
|
|
/**
|
|
* Generates hidden form fields.
|
|
* You can pass a simple key/value string or an associative array with multiple values.
|
|
*
|
|
* @param string|array input name (string) or key/value pairs (array)
|
|
* @param string input value, if using an input name
|
|
* @return string
|
|
*/
|
|
public static function hidden($data, $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array
|
|
(
|
|
$data => $value
|
|
);
|
|
}
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
$input = '';
|
|
foreach($data as $name => $value)
|
|
{
|
|
$attr = array
|
|
(
|
|
'type' => 'hidden',
|
|
'name' => $name,
|
|
'value' => $value
|
|
);
|
|
|
|
$input .= form::input($attr, $value, $extra)."\n";
|
|
}
|
|
|
|
return $input;
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form input tag. Defaults to a text type.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function input($data, $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
// Type and value are required attributes
|
|
$data += array
|
|
(
|
|
'type' => 'text',
|
|
'value' => $value
|
|
);
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
// For safe form data
|
|
$data['value'] = html::specialchars($data['value']);
|
|
|
|
return '<input'.form::attributes($data).$extra.' />';
|
|
}
|
|
|
|
/**
|
|
* Creates a HTML form password input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function password($data, $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data['type'] = 'password';
|
|
|
|
return form::input($data, $value, $extra);
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form upload input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function upload($data, $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data['type'] = 'file';
|
|
|
|
return form::input($data, $value, $extra);
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form textarea tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function textarea($data, $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
// Use the value from $data if possible, or use $value
|
|
$value = isset($data['value']) ? $data['value'] : $value;
|
|
|
|
// Value is not part of the attributes
|
|
unset($data['value']);
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
return '<textarea'.form::attributes($data).$extra.'>'.html::specialchars($value).'</textarea>';
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form select tag, or "dropdown menu".
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param array select options, when using a name
|
|
* @param string option key that should be selected by default
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function dropdown($data, $options = array(), $selected = array(), $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
// Selected value should always be a string
|
|
if (!is_array($selected))
|
|
$selected = array($selected);
|
|
|
|
$input = '<select'.form::attributes($data).$extra.'>'."\n";
|
|
foreach ($options as $key => $val)
|
|
{
|
|
// Key should always be a string
|
|
$key = (string) $key;
|
|
|
|
if (is_array($val))
|
|
{
|
|
$input .= '<optgroup label="'.$key.'">'."\n";
|
|
foreach ($val as $inner_key => $inner_val)
|
|
{
|
|
// Inner key should always be a string
|
|
$inner_key = (string) $inner_key;
|
|
|
|
$sel = (in_array($inner_key,$selected)) ? ' selected="selected"' : '';
|
|
$input .= '<option value="'.$inner_key.'"'.$sel.'>'.$inner_val.'</option>'."\n";
|
|
}
|
|
$input .= '</optgroup>'."\n";
|
|
}
|
|
else
|
|
{
|
|
$sel = (in_array($key,$selected)) ? ' selected="selected"' : '';
|
|
$input .= '<option value';
|
|
if ($key!='')
|
|
$input.= '="'.$key.'"';
|
|
$input .= $sel.'>'.$val.'</option>'."\n";
|
|
}
|
|
}
|
|
$input .= '</select>';
|
|
|
|
return $input;
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form checkbox input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param boolean make the checkbox checked by default
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function checkbox($data, $value = '', $checked = FALSE, $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data['type'] = 'checkbox';
|
|
|
|
if ($checked == TRUE OR (isset($data['checked']) AND $data['checked'] == TRUE))
|
|
{
|
|
$data['checked'] = 'checked';
|
|
}
|
|
else
|
|
{
|
|
unset($data['checked']);
|
|
}
|
|
|
|
return form::input($data, $value, $extra);
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form radio input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param boolean make the radio selected by default
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function radio($data = '', $value = '', $checked = FALSE, $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data['type'] = 'radio';
|
|
|
|
if ($checked == TRUE OR (isset($data['checked']) AND $data['checked'] == TRUE))
|
|
{
|
|
$data['checked'] = 'checked';
|
|
}
|
|
else
|
|
{
|
|
unset($data['checked']);
|
|
}
|
|
|
|
return form::input($data, $value, $extra);
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form submit input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function submit($data = '', $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data['type'] = 'submit';
|
|
|
|
return form::input($data, $value, $extra);
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form imagebutton input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string source of image
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function imagebutton($data = '', $src = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data += array
|
|
(
|
|
'type' => 'image',
|
|
'src' => $src
|
|
);
|
|
|
|
|
|
return '<input '.form::attributes($data).form::attributes($extra).' />';
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form button input tag.
|
|
*
|
|
* @param string|array input name or an array of HTML attributes
|
|
* @param string input value, when using a name
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function button($data = '', $value = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
$data = array('name' => $data);
|
|
}
|
|
|
|
$data += array
|
|
(
|
|
'type' => 'button'
|
|
);
|
|
|
|
if (isset($data['value']))
|
|
{
|
|
$value = arr::remove('value', $data);
|
|
}
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
return '<button'.form::attributes($data).$extra.'>'.html::specialchars($value).'</button>';
|
|
}
|
|
|
|
/**
|
|
* Closes an open form tag.
|
|
*
|
|
* @param string string to be attached after the closing tag
|
|
* @return string
|
|
*/
|
|
public static function close($extra = '')
|
|
{
|
|
return '</form>'."\n".$extra;
|
|
}
|
|
|
|
/**
|
|
* Creates an HTML form label tag.
|
|
*
|
|
* @param string|array label "for" name or an array of HTML attributes
|
|
* @param string label text or HTML
|
|
* @param string a string to be attached to the end of the attributes
|
|
* @return string
|
|
*/
|
|
public static function label($data = '', $text = '', $extra = '')
|
|
{
|
|
if ( ! is_array($data))
|
|
{
|
|
if (strpos($data, '[') !== FALSE)
|
|
{
|
|
$data = preg_replace('/\[.*\]/', '', $data);
|
|
}
|
|
|
|
$data = empty($data) ? array() : array('for' => $data);
|
|
}
|
|
|
|
if ( ! empty($extra))
|
|
{
|
|
// Make sure there is 1 space before extra
|
|
$extra = ' '.ltrim($extra);
|
|
}
|
|
|
|
return '<label'.form::attributes($data).$extra.'>'.$text.'</label>';
|
|
}
|
|
|
|
/**
|
|
* Sorts a key/value array of HTML attributes, putting form attributes first,
|
|
* and returns an attribute string.
|
|
*
|
|
* @param array HTML attributes array
|
|
* @return string
|
|
*/
|
|
public static function attributes($attr)
|
|
{
|
|
if (empty($attr))
|
|
return '';
|
|
//napovedu odstranime - nechceme ji renderovat v inputu...
|
|
unset($attr['help']);
|
|
unset($attr['additional_info']);
|
|
|
|
if ( ! empty($attr['name']) AND
|
|
(
|
|
(strpos($attr['name'], '[') === FALSE) OR
|
|
(preg_match("/^\w+\[\]$/", $attr['name']))
|
|
) AND empty($attr['id']))
|
|
{
|
|
$attr['id'] = str_replace('[]', '', $attr['name']);
|
|
}
|
|
|
|
$order = array
|
|
(
|
|
'type',
|
|
'id',
|
|
'name',
|
|
'value',
|
|
'src',
|
|
'size',
|
|
'maxlength',
|
|
'rows',
|
|
'cols',
|
|
'accept',
|
|
'tabindex',
|
|
'accesskey',
|
|
'align',
|
|
'alt',
|
|
'title',
|
|
'class',
|
|
'style',
|
|
'selected',
|
|
'checked',
|
|
'readonly',
|
|
'disabled'
|
|
);
|
|
|
|
$sorted = array();
|
|
foreach($order as $key)
|
|
{
|
|
if (isset($attr[$key]))
|
|
{
|
|
$sorted[$key] = $attr[$key];
|
|
}
|
|
}
|
|
|
|
$sorted = array_merge($sorted, $attr);
|
|
|
|
return html::attributes($sorted);
|
|
}
|
|
|
|
/**
|
|
* Creates hidden input names and values from input array
|
|
*
|
|
* @author Michal Kliment
|
|
* @param type $array
|
|
* @param type $input
|
|
* @param type $prefix
|
|
*/
|
|
public static function create_hiddens (&$array, $input, $prefix)
|
|
{
|
|
foreach ($input as $key => $val)
|
|
{
|
|
$name = $prefix !='' ? $prefix."[".$key."]" : $key;
|
|
|
|
if (!is_array($val))
|
|
{
|
|
$array[] = array
|
|
(
|
|
'name' => $name,
|
|
'value' => $val
|
|
);
|
|
}
|
|
else
|
|
self::create_hiddens ($array, $val, $name);
|
|
}
|
|
}
|
|
|
|
} // End form
|