Form helper class. Unless otherwise noted, all generated HTML will be made safe using the HTML::chars method. This prevents against simple XSS attacks that could otherwise be trigged by inserting HTML characters into form fields.
Class declared in SYSPATH/classes/kohana/form.php on line 14.
Creates a button form input. Note that the body of a button is NOT escaped, to allow images and other HTML to be used.
echo Form::button('save', 'Save Profile', array('type' => 'submit'));
string
$name
required - Input namestring
$body
required - Input valuearray
$attributes
= NULL - Html attributesstringpublic static function button($name, $body, array $attributes = NULL)
{
// Set the input name
$attributes['name'] = $name;
return '<button'.HTML::attributes($attributes).'>'.$body.'</button>';
}Creates a checkbox form input.
echo Form::checkbox('remember_me', 1, (bool) $remember);
string
$name
required - Input namestring
$value
= NULL - Input valueboolean
$checked
= bool FALSE - Checked statusarray
$attributes
= NULL - Html attributesstringpublic static function checkbox($name, $value = NULL, $checked = FALSE, array $attributes = NULL)
{
$attributes['type'] = 'checkbox';
if ($checked === TRUE)
{
// Make the checkbox active
$attributes['checked'] = 'checked';
}
return Form::input($name, $value, $attributes);
}Creates the closing form tag.
echo Form::close();
stringpublic static function close()
{
return '</form>';
}Creates a file upload form input. No input value can be specified.
echo Form::file('image');
string
$name
required - Input namearray
$attributes
= NULL - Html attributesstringpublic static function file($name, array $attributes = NULL)
{
$attributes['type'] = 'file';
return Form::input($name, NULL, $attributes);
}Creates a hidden form input.
echo Form::hidden('csrf', $token);
string
$name
required - Input namestring
$value
= NULL - Input valuearray
$attributes
= NULL - Html attributesstringpublic static function hidden($name, $value = NULL, array $attributes = NULL)
{
$attributes['type'] = 'hidden';
return Form::input($name, $value, $attributes);
}Creates a image form input.
echo Form::image(NULL, NULL, array('src' => 'media/img/login.png'));
string
$name
required - Input namestring
$value
required - Input valuearray
$attributes
= NULL - Html attributesboolean
$index
= bool FALSE - Add index file to URL?stringpublic static function image($name, $value, array $attributes = NULL, $index = FALSE)
{
if ( ! empty($attributes['src']))
{
if (strpos($attributes['src'], '://') === FALSE)
{
// Add the base URL
$attributes['src'] = URL::base($index).$attributes['src'];
}
}
$attributes['type'] = 'image';
return Form::input($name, $value, $attributes);
}Creates a form input. If no type is specified, a "text" type input will be returned.
echo Form::input('username', $username);
string
$name
required - Input namestring
$value
= NULL - Input valuearray
$attributes
= NULL - Html attributesstringpublic static function input($name, $value = NULL, array $attributes = NULL)
{
// Set the input name
$attributes['name'] = $name;
// Set the input value
$attributes['value'] = $value;
if ( ! isset($attributes['type']))
{
// Default type is text
$attributes['type'] = 'text';
}
return '<input'.HTML::attributes($attributes).' />';
}Creates a form label. Label text is not automatically translated.
echo Form::label('username', 'Username');
string
$input
required - Target inputstring
$text
= NULL - Label textarray
$attributes
= NULL - Html attributesstringpublic static function label($input, $text = NULL, array $attributes = NULL)
{
if ($text === NULL)
{
// Use the input name as the text
$text = ucwords(preg_replace('/[\W_]+/', ' ', $input));
}
// Set the label target
$attributes['for'] = $input;
return '<label'.HTML::attributes($attributes).'>'.$text.'</label>';
}Generates an opening HTML form tag.
// Form will submit back to the current page using POST
echo Form::open();
// Form will submit to 'search' using GET
echo Form::open('search', array('method' => 'get'));
// When "file" inputs are present, you must include the "enctype"
echo Form::open(NULL, array('enctype' => 'multipart/form-data'));
mixed
$action
= NULL - Form action, defaults to the current request URI, or [Request] class to usearray
$attributes
= NULL - Html attributesstringpublic static function open($action = NULL, array $attributes = NULL)
{
if ($action instanceof Request)
{
// Use the current URI
$action = $action->uri();
}
if ($action === '')
{
// Use only the base URI
$action = Kohana::$base_url;
}
elseif (strpos($action, '://') === FALSE)
{
// Make the URI absolute
$action = URL::site($action);
}
// Add the form action to the attributes
$attributes['action'] = $action;
// Only accept the default character set
$attributes['accept-charset'] = Kohana::$charset;
if ( ! isset($attributes['method']))
{
// Use POST method
$attributes['method'] = 'post';
}
return '<form'.HTML::attributes($attributes).'>';
}Creates a password form input.
echo Form::password('password');
string
$name
required - Input namestring
$value
= NULL - Input valuearray
$attributes
= NULL - Html attributesstringpublic static function password($name, $value = NULL, array $attributes = NULL)
{
$attributes['type'] = 'password';
return Form::input($name, $value, $attributes);
}Creates a radio form input.
echo Form::radio('like_cats', 1, $cats);
echo Form::radio('like_cats', 0, ! $cats);
string
$name
required - Input namestring
$value
= NULL - Input valueboolean
$checked
= bool FALSE - Checked statusarray
$attributes
= NULL - Html attributesstringpublic static function radio($name, $value = NULL, $checked = FALSE, array $attributes = NULL)
{
$attributes['type'] = 'radio';
if ($checked === TRUE)
{
// Make the radio active
$attributes['checked'] = 'checked';
}
return Form::input($name, $value, $attributes);
}Creates a select form input.
echo Form::select('country', $countries, $country);
Support for multiple selected options was added in v3.0.7.
string
$name
required - Input namearray
$options
= NULL - Available optionsmixed
$selected
= NULL - Selected option string, or an array of selected optionsarray
$attributes
= NULL - Html attributesstringpublic static function select($name, array $options = NULL, $selected = NULL, array $attributes = NULL)
{
// Set the input name
$attributes['name'] = $name;
if (is_array($selected))
{
// This is a multi-select, god save us!
$attributes['multiple'] = 'multiple';
}
if ( ! is_array($selected))
{
if ($selected === NULL)
{
// Use an empty array
$selected = array();
}
else
{
// Convert the selected options to an array
$selected = array( (string) $selected);
}
}
if (empty($options))
{
// There are no options
$options = '';
}
else
{
foreach ($options as $value => $name)
{
if (is_array($name))
{
// Create a new optgroup
$group = array('label' => $value);
// Create a new list of options
$_options = array();
foreach ($name as $_value => $_name)
{
// Force value to be string
$_value = (string) $_value;
// Create a new attribute set for this option
$option = array('value' => $_value);
if (in_array($_value, $selected))
{
// This option is selected
$option['selected'] = 'selected';
}
// Change the option to the HTML string
$_options[] = '<option'.HTML::attributes($option).'>'.HTML::chars($_name, FALSE).'</option>';
}
// Compile the options into a string
$_options = "\n".implode("\n", $_options)."\n";
$options[$value] = '<optgroup'.HTML::attributes($group).'>'.$_options.'</optgroup>';
}
else
{
// Force value to be string
$value = (string) $value;
// Create a new attribute set for this option
$option = array('value' => $value);
if (in_array($value, $selected))
{
// This option is selected
$option['selected'] = 'selected';
}
// Change the option to the HTML string
$options[$value] = '<option'.HTML::attributes($option).'>'.HTML::chars($name, FALSE).'</option>';
}
}
// Compile the options into a single string
$options = "\n".implode("\n", $options)."\n";
}
return '<select'.HTML::attributes($attributes).'>'.$options.'</select>';
}Creates a submit form input.
echo Form::submit(NULL, 'Login');
string
$name
required - Input namestring
$value
required - Input valuearray
$attributes
= NULL - Html attributesstringpublic static function submit($name, $value, array $attributes = NULL)
{
$attributes['type'] = 'submit';
return Form::input($name, $value, $attributes);
}Creates a textarea form input.
echo Form::textarea('about', $about);
string
$name
required - Textarea namestring
$body
= string(0) "" - Textarea bodyarray
$attributes
= NULL - Html attributesboolean
$double_encode
= bool TRUE - Encode existing HTML charactersstringpublic static function textarea($name, $body = '', array $attributes = NULL, $double_encode = TRUE)
{
// Set the input name
$attributes['name'] = $name;
// Add default rows and cols attributes (required)
$attributes += array('rows' => 10, 'cols' => 50);
return '<textarea'.HTML::attributes($attributes).'>'.HTML::chars($body, $double_encode).'</textarea>';
}