icingaweb2/library/Icinga/Web/Widget/Tabs.php

323 lines
7.7 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
/**
* This file is part of Icinga Web 2.
*
* Icinga Web 2 - Head for multiple monitoring backends.
* Copyright (C) 2013 Icinga Development Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* @copyright 2013 Icinga Development Team <info@icinga.org>
* @license http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2
* @author Icinga Development Team <info@icinga.org>
*
*/
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Web\Widget;
use \Icinga\Exception\ProgrammingError;
use \Icinga\Web\Widget\Tabextension\Tabextension;
use \Zend_View_Abstract;
use \Countable;
/**
* Navigation tab widget
*/
class Tabs implements Countable, Widget
{
/**
* Template used for the base tabs
*
* @var string
*/
private $baseTpl = <<< 'EOT'
<ul class="nav nav-tabs">
{TABS}
{DROPDOWN}
</ul>
EOT;
/**
* Template used for the tabs dropdown
*
* @var string
*/
private $dropdownTpl = <<< 'EOT'
<li class="dropdown pull-right ">
<a href="#" class="dropdown-toggle" data-toggle="dropdown" style="margin-top:3px">
<i style="" class="caret"></i> Actions
</a>
<ul class="dropdown-menu">
{TABS}
</ul>
</li>
EOT;
/**
* This is where single tabs added to this container will be stored
*
* @var array
*/
private $tabs = array();
/**
* The name of the currently activated tab
*
* @var string
*/
private $active;
/**
* Array of tab names which should be displayed in a dropdown
*
* @var array
*/
private $dropdownTabs = array();
/**
* Activate the tab with the given name
*
* If another tab is currently active it will be deactivated
*
* @param string $name Name of the tab going to be activated
*
* @return self
*
* @throws ProgrammingError When the given tab name doesn't exist
*
*/
public function activate($name)
{
if ($this->has($name)) {
if ($this->active !== null) {
$this->tabs[$this->active]->setActive(false);
}
$this->get($name)->setActive();
$this->active = $name;
}
return $this;
}
/**
* Return the name of the active tab
*
* @return string
*/
public function getActiveName()
{
return $this->active;
}
/**
* Set the CSS class name(s) for the &lt;ul&gt; element
*
* @param string $name CSS class name(s)
*
* @return self
*/
public function setClass($name)
{
$this->tab_class = $name;
return $this;
}
/**
* Whether the given tab name exists
*
* @param string $name Tab name
*
* @return bool
*/
public function has($name)
{
return array_key_exists($name, $this->tabs);
}
/**
* Whether the given tab name exists
*
* @param string $name The tab you're interested in
*
* @return Tab
*
* @throws ProgrammingError When the given tab name doesn't exist
*/
public function get($name)
{
if (!$this->has($name)) {
return null;
}
return $this->tabs[$name];
}
/**
* Add a new tab
*
* A unique tab name is required, the Tab itself can either be an array
* with tab properties or an instance of an existing Tab
*
* @param string $name The new tab name
* @param array|Tab $tab The tab itself of it's properties
*
* @return self
*
* @throws ProgrammingError When the tab name already exists
*/
public function add($name, $tab)
{
if ($this->has($name)) {
throw new ProgrammingError(
sprintf(
'Cannot add a tab named "%s" twice"',
$name
)
);
}
return $this->set($name, $tab);
}
/**
* Set a tab
*
* A unique tab name is required, will be replaced in case it already
* exists. The tab can either be an array with tab properties or an instance
* of an existing Tab
*
* @param string $name The new tab name
* @param array|Tab $tab The tab itself of it's properties
*
* @return self
*/
public function set($name, $tab)
{
if ($tab instanceof Tab) {
$this->tabs[$name] = $tab;
} else {
$this->tabs[$name] = new Tab($tab + array('name' => $name));
}
return $this;
}
/**
* Add a tab to the dropdown on the right side of the tab-bar.
*
* @param $name
* @param $tab
*/
public function addAsDropdown($name, $tab)
{
$this->set($name, $tab);
$this->dropdownTabs[] = $name;
$this->dropdownTabs = array_unique($this->dropdownTabs);
}
/**
* Render the dropdown area with it's tabs and return the resulting HTML
*
* @param Zend_View_Abstract $view The view used for rendering
*
* @return mixed|string
*/
private function renderDropdownTabs(Zend_View_Abstract $view)
{
if (empty($this->dropdownTabs)) {
return '';
}
$tabs = '';
foreach ($this->dropdownTabs as $tabname) {
$tab = $this->get($tabname);
if ($tab === null) {
continue;
}
$tabs .= $tab->render($view);
}
return str_replace('{TABS}', $tabs, $this->dropdownTpl);
}
/**
* Render all tabs, except the ones in dropdown area and return the resulting HTML
*
* @param Zend_View_Abstract $view The view used for rendering
*
* @return string
*/
private function renderTabs(Zend_View_Abstract $view)
{
$tabs = '';
foreach ($this->tabs as $name => $tab) {
// ignore tabs added to dropdown
if (in_array($name, $this->dropdownTabs)) {
continue;
}
$tabs .= $tab->render($view);
}
return $tabs;
}
/**
* Render to HTML
*
* @see Widget::render
*/
public function render(Zend_View_Abstract $view)
{
if (empty($this->tabs)) {
return '';
}
$html = $this->baseTpl;
$html = str_replace('{TABS}', $this->renderTabs($view), $html);
$html = str_replace('{DROPDOWN}', $this->renderDropdownTabs($view), $html);
return $html;
}
/**
* Return the number of tabs
*
* @return int
*
* @see Countable
*/
public function count()
{
return count($this->tabs);
}
/**
* Return all tabs contained in this tab panel
*
* @return array
*/
public function getTabs()
{
return $this->tabs;
}
/**
* Apply a Tabextension on this tabs object
*
* @param Tabextension $tabextension
*
* @return self
*/
public function extend(Tabextension $tabextension)
{
$tabextension->apply($this);
return $this;
}
}