/**
* Admin page displays records and the actions that can be performed on
* them (edit, delete) in a Treeview.
*
* @param ActionHandler $handler The action handler object
*/
public function adminPage($handler)
{
global $g_maxlevel;
$ui = $this->getUi();
$content = '';
$adminHeader = $handler->invoke('adminHeader');
if ($adminHeader != '') {
$content .= $adminHeader . '<br><br>';
}
Tools::atkdebug('Entering treeview page.');
$t = $this->buildTree();
$this->m_tree[0]['level'] = 0;
$this->m_tree[0]['id'] = '';
$this->m_tree[0]['expand'] = $this->hasFlag(self::NF_TREE_AUTO_EXPAND) ? 1 : 0;
$this->m_tree[0]['colapse'] = 0;
$this->m_tree[0]['isleaf'] = 1;
$this->m_tree[0]['label'] = '';
$this->treeToArray($t->m_tree);
$g_maxlevel = $g_maxlevel + 2;
$width = $g_maxlevel * 16 + 600;
$content .= '<table border="0" cellspacing=0 cellpadding=0 cols=' . ($g_maxlevel + 2) . ' width=' . $width . ">\n";
if (!$this->hasFlag(self::NF_NO_ADD) && $this->hasFlag(self::NF_ADD_LINK) && $this->allowed('add')) {
$addurl = Config::getGlobal('dispatcher') . '?atknodeuri=' . $this->atkNodeUri() . '&atkaction=add&atkfilter=' . rawurlencode($this->m_parent . '.' . $this->m_primaryKey[0] . "='0'");
if (Tools::atktext('txt_link_' . Tools::getNodeType($this->m_type) . '_add', $this->m_module, '', '', '', true) != '') {
// specific text
$label = Tools::atktext('link_' . Tools::getNodeType($this->m_type) . '_add', $this->m_module);
} else {
// generic text
$label = Tools::atktext(Tools::getNodeType($this->m_type), $this->m_module) . ' ' . Tools::atktext('add', 'atk');
}
$content .= Tools::href($addurl, $label, SessionManager::SESSION_NESTED) . '<br><br>';
}
$content .= $this->GraphTreeRender();
$content .= '</table><br>';
$adminFooter = $handler->invoke('adminFooter');
if ($adminFooter != '') {
$content .= '<br>' . $adminFooter;
}
Tools::atkdebug('Generated treeview');
return $ui->renderBox(array('title' => Tools::atktext('title_' . $this->m_type . '_tree', $this->m_module), 'content' => $content));
}
/**
* Sets the node for this handler. Implicitly sets the
* import node too!
*
* @param Node $node node instance
*
* @see setImportNode
*/
public function setNode($node)
{
parent::setNode($node);
$this->setImportNode($node);
}
/**
* Get the atkActionHandler object for a certain action.
*
* The default implementation returns a default handler for the action,
* but derived classes may override this to return a custom handler.
*
* @param string $action The action for which the handler is retrieved.
*
* @return ActionHandler The action handler.
*/
public function getHandler($action)
{
Tools::atkdebug('self::getHandler(); action: ' . $action);
//check if a handler exists registered including the module name
$atk = Atk::getInstance();
$handler = $atk->atkGetNodeHandler($this->atkNodeUri(), $action);
// The node handler might return a class, then we need to instantiate the handler
if (is_string($handler) && class_exists($handler)) {
$handler = new $handler();
}
// The node handler might return a function as nodehandler. We cannot
// return a function so we ignore this option.
// this would probably only work fine when using PHP5, but's better then nothing?
// or why support functions at all?!
// handler object
if ($handler != null && is_subclass_of($handler, 'ActionHandler')) {
Tools::atkdebug('self::getHandler: Using existing ActionHandler ' . get_class($handler) . " class for '" . $action . "'");
$handler->setNode($this);
$handler->setAction($action);
} else {
$handler = ActionHandler::getDefaultHandler($action);
$handler->setNode($this);
$handler->setPostvars($this->m_postvars);
$handler->setAction($action);
//If we use a default handler we need to register it to this node
//because we might call it a second time.
Tools::atkdebug('self::getHandler: Register default ActionHandler for ' . $this->m_type . " action: '" . $action . "'");
$atk->atkRegisterNodeHandler($this->m_type, $action, $handler);
}
return $handler;
}
/**
* Constructor.
*
* @return AddHandler
*/
public function __construct()
{
parent::__construct();
$this->setReturnBehaviour(self::ATK_ACTION_BACK);
}
