arse/includes/form/view.inc.php

185 lines
4.9 KiB
PHP
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<?php
class View_Form
implements View
{
protected $form;
public function __construct( Form $form )
{
$this->form = $form;
}
protected function renderHiddenFields( $prefix )
{
$result = array( );
foreach ( $this->form->fields( ) as $field ) {
if ( $field === null || $field->type( ) !== 'hidden' ) {
continue;
}
array_push( $result , HTML::make( 'input' )
->setAttribute( 'type' , 'hidden' )
->setAttribute( 'name' , $field->name( ) )
->setAttribute( 'value' , HTML::from( $field->value( ) ) )
->setAttribute( 'id' , $prefix . $field->name( ) ) );
}
return $result;
}
protected function renderPasswordField( $field , $prefix )
{
return HTML::make( 'input' )
->setAttribute( 'type' , 'password' )
->setAttribute( 'name' , $field->name( ) )
->setAttribute( 'id' , $prefix . 'field' )
->setAttribute( 'class' , 'form-text-field' );
}
protected function renderTextField( $field , $prefix )
{
return HTML::make( 'input' )
->setAttribute( 'type' , 'text' )
->setAttribute( 'name' , $field->name( ) )
->setAttribute( 'id' , $prefix . 'field' )
->setAttribute( 'class' , 'form-text-field' )
->setAttribute( 'value' , HTML::from( $field->value( ) ) );
}
protected function renderTextArea( $field , $prefix )
{
return HTML::make( 'textarea' )
->setAttribute( 'name' , $field->name( ) )
->setAttribute( 'id' , $prefix . 'field' )
->setAttribute( 'class' , 'form-text-field' )
->appendText( (string) $field->value( ) );
}
protected function renderSelectField( $field , $prefix )
{
$select = HTML::make( 'select' )
->setAttribute( 'name' , $field->name( ) )
->setAttribute( 'id' , $prefix . 'field' )
->setAttribute( 'class' , 'form-select' );
$selected = $field->value( );
foreach ( $field->options( ) as $value => $obj ) {
$option = HTML::make( 'option' )
->setAttribute( 'value' , $value )
->setAttribute( 'disabled' , $obj->disabled ? 'disabled' : null )
->appendText( $obj->text );
if ( "$value" === "$selected" ) {
$option->setAttribute( 'selected' , 'selected' );
}
$select->appendElement( $option );
}
return $select;
}
protected function renderField( $field , $prefix )
{
switch ( $field->type( ) ) {
case 'password':
$result = $this->renderPasswordField( $field , $prefix );
break;
case 'text':
$result = $this->renderTextField( $field , $prefix );
break;
case 'textarea':
$result = $this->renderTextArea( $field , $prefix );
break;
case 'select':
$result = $this->renderSelectField( $field , $prefix );
break;
default:
throw new Exception( "field " . $field->name() . " has unknown type " . $field->type() );
}
return $result;
}
protected function renderVisibleFields( $target , $prefix )
{
foreach ( $this->form->fields( ) as $field ) {
if ( $field === null ) {
$target->appendElement( HTML::make( 'hr' ) );
continue;
}
if ( $field->type( ) === 'hidden' ) {
continue;
}
$fPrefix = $prefix . $field->name( ) . '-';
if ( $field->type( ) === 'html' ) {
$target->appendElement( HTML::make( 'dd' )
->setAttribute( 'id' , $fPrefix )
->setAttribute( 'class' , 'html-section' )
->append( $field->value( ) ) );
continue;
}
$fClass = 'field' . ( $field->mandatory( ) ? ' mandatory' : '' );
$target->appendElement( HTML::make( 'dt' )
->setAttribute( 'class' , $fClass )
->setAttribute( 'id' , $fPrefix . 'label' )
->appendElement( HTML::make( 'label' )
->setAttribute( 'for' , $fPrefix . 'field' )
->appendText( $field->description( ) ) ) );
$errors = $field->errors( );
if ( !empty( $errors ) ) {
foreach ( $errors as $error ) {
$target->appendElement( HTML::make( 'dd' )
->setAttribute( 'class' , 'form-error' )
->appendText( $error ) );
}
$fClass .= ' erroneous';
}
$target->appendElement( HTML::make( 'dd' )
->setAttribute( 'id' , $fPrefix . 'container' )
->setAttribute( 'class' , $fClass )
->append( $this->renderField( $field , $fPrefix ) ) );
}
}
public function render( )
{
$name = $this->form->name();
$prefix = $name . '-';
$form = HTML::make( 'form' )
->setAttribute( 'name' , $name )
->setAttribute( 'id' , $prefix . 'form' )
->setAttribute( 'action' , $this->form->action( ) )
->setAttribute( 'method' , $this->form->method( ) )
->append( $this->renderHiddenFields( $prefix ) )
->append( $visibleArea = HTML::make( 'dl' ) );
$this->renderVisibleFields( $visibleArea , $prefix );
$visibleArea->appendElement( HTML::make( 'dt' )
->setAttribute( 'class' , 'submit-button' )
->setAttribute( 'id' , $prefix . 'submit-container' )
->appendElement( HTML::make( 'input' )
->setAttribute( 'type' , 'submit' )
->setAttribute( 'name' , $prefix . 'submit' )
->setAttribute( 'id' , $prefix . 'submit' )
->setAttribute( 'value' , $this->form->buttonTitle( ) ) ) );
return $form;
}
}