* @license http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2 * @author Icinga Development Team * */ // {{{ICINGA_LICENSE_HEADER}}} namespace Icinga\Web\Widget\Dashboard; use Icinga\Util\Dimension; use Icinga\Web\Form; use Icinga\Web\Url; use Icinga\Web\Widget\Widget; use Zend_View_Abstract; use Zend_Config; use Zend_Form_Element_Submit; use Zend_Form_Element_Button; use Exception; /** * A dashboard pane component * * This is the element displaying a specific view in icinga2web * */ class Component implements Widget { /** * The url of this Component * * @var \Icinga\Web\Url */ private $url; /** * Determines whether this spans a complete row * * @var bool */ private $fullsize = false; /** * The title being displayed on top of the component * @var */ private $title; /** * The width of the component, if set * * @var Dimension|null */ private $width = null; /** * The height of the component, if set * * @var Dimension|null */ private $height = null; /** * The pane containing this component, needed for the 'remove button' * @var Pane */ private $pane; /** * The template string used for rendering this widget * * @var string */ private $template =<<<'EOD'

{TITLE}

EOD; /** * Create a new component displaying the given url in the provided pane * * @param string $title The title to use for this component * @param Url|string $url The url this component uses for displaying information * @param Pane $pane The pane this Component will be added to */ public function __construct($title, $url, Pane $pane) { $this->title = $title; $this->pane = $pane; if ($url instanceof Url) { $this->url = $url; } elseif ($url) { $this->url = Url::fromPath($url); } else { throw new Exception( sprintf( 'Cannot create dashboard component "%s" without valid URL', $title ) ); } } /** * Set the with for this component or use the default width if null is provided * * @param Dimension|null $width The width to use or null to use the default width */ public function setWidth(Dimension $width = null) { $this->width = $width; } /** * Set the with for this component or use the default height if null is provided * * @param Dimension|null $height The height to use or null to use the default height */ public function setHeight(Dimension $height = null) { $this->height = $height; } /** * Retrieve the components title * * @return string */ public function getTitle() { return $this->title; } /** * Retrieve the components url * * @return Url */ public function getUrl() { return $this->url; } /** * Set the components URL * * @param string|Url $url The url to use, either as an Url object or as a path * * @return self */ public function setUrl($url) { if ($url instanceof Url) { $this->url = $url; } else { $this->url = Url::fromPath($url); } return $this; } /** * Return this component in a suitable format and encoding for ini files * * @return string */ public function toIni() { $ini = 'url = "' . $this->url->getRelativeUrl() . '"' . PHP_EOL; foreach ($this->url->getParams() as $key => $val) { $ini .= $key.' = "' . $val . '"' . PHP_EOL; } if ($this->height !== null) { $ini .= 'height = "' . ((string) $this->height) . '"' . PHP_EOL; } if ($this->width !== null) { $ini .= 'width = "' . ((string) $this->width) . '"' . PHP_EOL; } return $ini; } /** * @see Widget::render() */ public function render(Zend_View_Abstract $view) { $url = clone($this->url); $url->addParams(array('view' => 'compact')); $html = str_replace('{URL}', $url->getAbsoluteUrl(), $this->template); $html = str_replace('{FULL_URL}', $url->getUrlWithout('view')->getAbsoluteUrl(), $html); $html = str_replace('{REMOVE_BTN}', $this->getRemoveForm($view), $html); $html = str_replace('{DIMENSION}', $this->getBoxSizeAsCSS(), $html); $html = str_replace('{{IS_FULL}}', $this->fullsize ? 'row' : '', $html); $html = str_replace('{TITLE}', htmlentities($this->getTitle()), $html); return $html; } /** * Render the form for removing a dashboard elemetn * * @param Zend_View_Abstract $view The view to use for rendering * @return string The html representation of the form */ public function getRemoveForm(Zend_View_Abstract $view) { $removeUrl = Url::fromPath( '/dashboard/removecomponent', array( 'pane' => $this->pane->getName(), 'component' => $this->getTitle() ) ); $form = new Form(); $form->setMethod('POST'); $form->setAction($removeUrl); $form->addElement( new Zend_Form_Element_Button( 'remove_pane_btn', array( 'class'=> 'btn btn-danger pull-right', 'type' => 'submit', 'label' => 'Remove' ) ) ); return $form->render($view); } public function setFullsize($bool) { $this->fullsize = $bool; } /** * Return the height and width deifnition (if given) in CSS format * * @return string */ private function getBoxSizeAsCSS() { $style = ''; if ($this->height) { $style .= 'height:' . (string) $this->height . ';'; } if ($this->width) { $style .= 'width:' . (string) $this->width . ';'; } return $style; } /** * Create a @see Component instance from the given Zend config, using the provided title * * @param $title The title for this component * @param Zend_Config $config The configuration defining url, parameters, height, width, etc. * @param Pane $pane The pane this component belongs to * * @return Component A newly created Component for use in the Dashboard */ public static function fromIni($title, Zend_Config $config, Pane $pane) { $height = null; $width = null; $url = $config->get('url'); $parameters = $config->toArray(); unset($parameters['url']); // otherwise there's an url = parameter in the Url if (isset($parameters['height'])) { $height = Dimension::fromString($parameters['height']); unset($parameters['height']); } if (isset($parameters['width'])) { $width = Dimension::fromString($parameters['width']); unset($parameters['width']); } $cmp = new Component($title, Url::fromPath($url, $parameters), $pane); if (isset($parameters['row'])) { $cmp->setFullsize(true); } $cmp->setHeight($height); $cmp->setWidth($width); return $cmp; } }