2012-02-05 18:37:25 +01:00
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<?php
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class Ctrl_ViewItem
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extends Controller
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{
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public function handle( Page $page )
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{
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try {
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$id = (int) $this->getParameter( 'id' );
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} catch ( ParameterException $e ) {
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return $page->getBaseURL() . '/items';
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}
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$item = Loader::DAO( 'items' )->get( $id );
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if ( $item === null ) {
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return $page->getBaseURL() . '/items';
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}
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$page->setTitle( $item->name . ' (item)' );
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return array(
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Loader::Ctrl( 'item_details' , $item ) ,
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Loader::Ctrl( 'items_tree' , 'id' ) ,
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Loader::Ctrl( 'item_tasks' , $item )
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);
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}
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}
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class Ctrl_AddItemForm
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extends Controller
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implements TitleProvider
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{
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private $items;
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public function handle( Page $page )
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{
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$this->items = Loader::DAO( 'items' );
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$locationField = Loader::Create( 'Item_LocationField' , array( ) );
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$form = Loader::Create( 'Form' , 'Add this item' , 'create-item' , 'New item information' )
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->addField( Loader::Create( 'Field' , 'name' , 'text' )
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->setDescription( 'Item name:' )
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->setModifier( Loader::Create( 'Modifier_TrimString' ) )
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->setValidator( Loader::Create( 'Validator_StringLength' , 'This name' , 2 , 128 ) ) )
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->addField( $before = Loader::Create( 'Field' , 'before' , 'select' )
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->setDescription( 'Insert before:' )
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->setMandatory( false )
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->setModifier( $locationField )
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->setValidator( $locationField ) )
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2012-02-05 23:04:41 +01:00
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->addField( Loader::Create( 'Field' , 'description' , 'textarea' )
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->setDescription( 'Description:' )
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->setMandatory( false )
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->setModifier( Loader::Create( 'Modifier_TrimString' ) )
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->setValidator( Loader::Create( 'Validator_StringLength' ,
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'This description' , 10 , null , true ) ) )
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2012-02-05 18:37:25 +01:00
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->addField( Loader::Create( 'Field' , 'from' , 'hidden' ) )
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->addController( Loader::Ctrl( 'add_item' ) );
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// Add options to the insert location selector
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$this->addTreeOptions( $before , $this->items->getTree( ) );
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$before->addOption( '1:' , 'the end of the list' );
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// Try to guess return page and default insert location
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try {
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$from = (int) $this->getParameter( 'from' );
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} catch ( ParameterException $e ) {
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$from = 0;
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}
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if ( $from == 0 ) {
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$returnURL = 'items';
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$defBefore = '1:';
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} else {
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$returnURL = 'items/view?id=' . $from;
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$defBefore = '1:' . $from;
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}
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$form->setURL( $returnURL );
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$form->field( 'from' )->setDefaultValue( $from );
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$before->setDefaultValue( $defBefore );
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return $form->controller( );
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}
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private function addTreeOptions( $before , $tree )
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{
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foreach ( $tree as $item ) {
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$name = '-' . str_repeat( '--' , $item->getDepth( ) ) . ' ' . $item->getName( );
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$before->addOption( '0:' . $item->getIdentifier( ) , $name );
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if ( !empty( $item->children ) ) {
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$this->addTreeOptions( $before , $this->items->getAll( $item->children ) );
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}
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$name = '-' . str_repeat( '--' , $item->getDepth( ) + 1 ) . ' the end of ' . $item->getName( );
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$before->addOption( '1:' . $item->getIdentifier( ) , $name );
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}
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}
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public function getTitle( )
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{
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return 'Add item';
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}
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}
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class Ctrl_MoveItemForm
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extends Controller
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{
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private $items;
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public function handle( Page $page )
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{
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// Check selected item
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try {
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$id = (int) $this->getParameter( 'id' );
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} catch ( ParameterException $e ) {
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return 'items';
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}
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$this->items = Loader::DAO( 'items' );
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$item = $this->items->get( $id );
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if ( $item === null ) {
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return 'items';
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}
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$destinations = $this->items->getMoveTargets( $item );
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if ( empty( $destinations ) ) {
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return 'items/view?id=' . $item->id;
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}
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$page->setTitle( $item->name . ' (item)' );
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// Field modifier / validator
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$locationField = Loader::Create( 'Item_LocationField' , $destinations );
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// Generate form
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$form = Loader::Create( 'Form' , 'Move item' , 'move-item' )
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->addField( Loader::Create( 'Field' , 'id' , 'hidden' )->setDefaultValue( $item->id ) )
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->addField( $dest = Loader::Create( 'Field' , 'destination' , 'select' )
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->setDescription( 'Move before:' )
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->setModifier( $locationField )
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->setValidator( $locationField ) )
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->setURL( 'items/view?id=' . $item->id )
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->addController( Loader::Ctrl( 'move_item' ) );
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$this->addDestinations( $dest , $this->items->getTree( ) , $destinations );
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if ( in_array( '1:' , $destinations ) ) {
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$dest->addOption( '1:' , 'the end of the list' );
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}
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return $form->controller( );
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}
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private function addDestinations( $field , $tree , $destinations )
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{
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foreach ( $tree as $item ) {
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$id = '0:' . $item->id;
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$disabled = ! in_array( $id , $destinations );
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if ( $disabled && ! $this->checkChildren( $item , $destinations ) ) {
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continue;
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}
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$name = '-' . str_repeat( '--' , $item->getDepth( ) ) . ' ' . $item->getName( );
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$field->addOption( $id , $name , $disabled );
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if ( !empty( $item->children ) ) {
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$this->addDestinations( $field , $this->items->getAll( $item->children ) , $destinations );
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}
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$id = '1:' . $item->id;
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if ( ! in_array( $id , $destinations ) ) {
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continue;
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}
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$name = '-' . str_repeat( '--' , $item->getDepth( ) + 1 ) . ' the end of ' . $item->getName( );
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$field->addOption( $id , $name );
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}
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}
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private function checkChildren( $item , $destinations )
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{
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$children = $this->items->getAll( $item->children );
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foreach ( $children as $child ) {
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if ( in_array( '0:' . $child->id , $destinations ) ) {
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return true;
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}
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}
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if ( in_array( '1:' . $item->id , $destinations ) ) {
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return true;
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}
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foreach ( $children as $child ) {
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if ( $this->checkChildren( $child , $destinations ) ) {
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return true;
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}
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}
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return false;
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}
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}
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class Ctrl_DeleteItemForm
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extends Controller
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{
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private $items;
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public function handle( Page $page )
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{
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// Check selected item
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try {
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$id = (int) $this->getParameter( 'id' );
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} catch ( ParameterException $e ) {
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return 'items';
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}
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$items = Loader::DAO( 'items' );
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$item = $items->get( $id );
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if ( $item === null ) {
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return 'items';
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}
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if ( ! $items->canDelete( $item ) ) {
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return 'items/view?id=' . $id;
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}
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$page->setTitle( $item->name . ' (item)' );
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// Generate confirmation text
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$confText = HTML::make( 'div' )
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->appendElement( HTML::make( 'p' )
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->appendText( 'You are about to delete this item.' ) )
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->appendElement( HTML::make( 'p' )
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->appendText( 'All child items and all tasks the item contains will be deleted permanently.' ) )
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->appendElement( HTML::make( 'p' )
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->appendText( 'It is impossible to undo this operation.' ) );
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// Generate form
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$form = Loader::Create( 'Form' , 'Delete the item' , 'delete-item' , 'Please confirm' )
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->addField( Loader::Create( 'Field' , 'id' , 'hidden' )
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->setDefaultValue( $item->id ) )
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->addField( Loader::Create( 'Field' , 'confirm' , 'html' )->setDefaultValue( $confText ) )
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->setCancelURL( 'items/view?id=' . $item->id )
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->setSuccessURL( 'items' ) // XXX: use lineage
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->addController( Loader::Ctrl( 'delete_item' ) );
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return $form->controller( );
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}
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}
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class Ctrl_EditItemForm
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extends Controller
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{
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private $items;
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public function handle( Page $page )
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{
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// Check selected item
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try {
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$id = (int) $this->getParameter( 'id' );
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} catch ( ParameterException $e ) {
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return 'items';
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}
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$this->items = Loader::DAO( 'items' );
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$item = $this->items->get( $id );
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if ( $item === null ) {
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return 'items';
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}
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$page->setTitle( $item->name . ' (item)' );
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return Loader::Create( 'Form' , 'Update item' , 'edit-item' )
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->setURL( 'items/view?id=' . $item->id )
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->addField( Loader::Create( 'Field' , 'name' , 'text' )
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->setDescription( 'Name of the item:' )
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->setModifier( Loader::Create( 'Modifier_TrimString' ) )
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->setValidator( Loader::Create( 'Validator_StringLength' , 'This name' , 2 , 128 ) )
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->setDefaultValue( $item->name ) )
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2012-02-05 23:04:41 +01:00
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->addField( Loader::Create( 'Field' , 'description' , 'textarea' )
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->setDescription( 'Description:' )
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->setMandatory( false )
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->setModifier( Loader::Create( 'Modifier_TrimString' ) )
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->setValidator( Loader::Create( 'Validator_StringLength' ,
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'This description' , 10 , null , true ) )
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->setDefaultValue( $item->description ) )
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2012-02-05 18:37:25 +01:00
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->addField( Loader::Create( 'Field' , 'id' , 'hidden' )
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->setDefaultValue( $item->id ) )
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->addController( Loader::Ctrl( 'edit_item' ) )
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->controller( );
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}
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}
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