public function setSign($sign)
{
if ($sign !== $this->sign) {
return Filter::expression($this->column, $sign, $this->expression);
}
return $this;
}
/**
* {@inheritdoc}
*/
public function render()
{
$repo = new AnnouncementIniRepository();
$etag = $repo->getEtag();
$cookie = new AnnouncementCookie();
if ($cookie->getEtag() !== $etag) {
$cookie->setEtag($etag);
$cookie->setNextActive($repo->findNextActive());
Icinga::app()->getResponse()->setCookie($cookie);
}
$acked = array();
foreach ($cookie->getAcknowledged() as $hash) {
$acked[] = Filter::expression('hash', '!=', $hash);
}
$acked = Filter::matchAll($acked);
$announcements = $repo->findActive();
$announcements->applyFilter($acked);
if ($announcements->hasResult()) {
$html = '<ul role="alert" id="announcements">';
foreach ($announcements as $announcement) {
$ackForm = new AcknowledgeAnnouncementForm();
$ackForm->populate(array('hash' => $announcement->hash));
$html .= '<li><div>' . $this->view()->escape($announcement->message) . '</div>' . $ackForm . '</li>';
}
$html .= '</ul>';
return $html;
}
// Force container update on XHR
return '<div style="display: none;"></div>';
}
/**
* Return the corresponding filter-object
*
* @returns Filter
*/
public function getFilter()
{
$baseFilter = Filter::matchAny(Filter::expression('type', '=', 'hard_state'));
if ($this->getValue('objecttype', 'hosts') === 'hosts') {
$objectTypeFilter = Filter::expression('object_type', '=', 'host');
} else {
$objectTypeFilter = Filter::expression('object_type', '=', 'service');
}
$states = array('cnt_down_hard' => Filter::expression('state', '=', '1'), 'cnt_unreachable_hard' => Filter::expression('state', '=', '2'), 'cnt_up' => Filter::expression('state', '=', '0'), 'cnt_critical_hard' => Filter::expression('state', '=', '2'), 'cnt_warning_hard' => Filter::expression('state', '=', '1'), 'cnt_unknown_hard' => Filter::expression('state', '=', '3'), 'cnt_ok' => Filter::expression('state', '=', '0'));
$state = $this->getValue('state', 'cnt_critical_hard');
$stateFilter = $states[$state];
if (in_array($state, array('cnt_ok', 'cnt_up'))) {
return Filter::matchAll($objectTypeFilter, $stateFilter);
}
return Filter::matchAll($baseFilter, $objectTypeFilter, $stateFilter);
}
/**
* {@inheritdoc}
*/
public function onSuccess()
{
$cookie = new AnnouncementCookie();
$repo = new AnnouncementIniRepository();
$query = $repo->findActive();
$filter = array();
foreach ($cookie->getAcknowledged() as $hash) {
$filter[] = Filter::expression('hash', '=', $hash);
}
$query->addFilter(Filter::matchAny($filter));
$acknowledged = array();
foreach ($query as $row) {
$acknowledged[] = $row->hash;
}
$acknowledged[] = $this->getElement('hash')->getValue();
$cookie->setAcknowledged($acknowledged);
$this->getResponse()->setCookie($cookie);
return true;
}
protected function applyChanges($changes)
{
$filter = $this->filter;
$pairs = array();
$addTo = null;
$add = array();
foreach ($changes as $k => $v) {
if (preg_match('/^(column|value|sign|operator)((?:_new)?)_([\\d-]+)$/', $k, $m)) {
if ($m[2] === '_new') {
if ($addTo !== null && $addTo !== $m[3]) {
throw new \Exception('F...U');
}
$addTo = $m[3];
$add[$m[1]] = $v;
} else {
$pairs[$m[3]][$m[1]] = $v;
}
}
}
$operators = array();
foreach ($pairs as $id => $fs) {
if (array_key_exists('operator', $fs)) {
$operators[$id] = $fs['operator'];
} else {
$f = $filter->getById($id);
$f->setColumn($fs['column']);
if ($f->getSign() !== $fs['sign']) {
if ($f->isRootNode()) {
$filter = $f->setSign($fs['sign']);
} else {
$filter->replaceById($id, $f->setSign($fs['sign']));
}
}
$f->setExpression($fs['value']);
}
}
krsort($operators, version_compare(PHP_VERSION, '5.4.0') >= 0 ? SORT_NATURAL : SORT_REGULAR);
foreach ($operators as $id => $operator) {
$f = $filter->getById($id);
if ($f->getOperatorName() !== $operator) {
if ($f->isRootNode()) {
$filter = $f->setOperatorName($operator);
} else {
$filter->replaceById($id, $f->setOperatorName($operator));
}
}
}
if ($addTo !== null) {
if ($addTo === '0') {
$filter = Filter::expression($add['column'], $add['sign'], $add['value']);
} else {
$parent = $filter->getById($addTo);
$f = Filter::expression($add['column'], $add['sign'], $add['value']);
if (isset($add['operator'])) {
switch ($add['operator']) {
case 'AND':
if ($parent->isExpression()) {
if ($parent->isRootNode()) {
$filter = Filter::matchAll(clone $parent, $f);
} else {
$filter = $filter->replaceById($addTo, Filter::matchAll(clone $parent, $f));
}
} else {
$parent->addFilter(Filter::matchAll($f));
}
break;
case 'OR':
if ($parent->isExpression()) {
if ($parent->isRootNode()) {
$filter = Filter::matchAny(clone $parent, $f);
} else {
$filter = $filter->replaceById($addTo, Filter::matchAny(clone $parent, $f));
}
} else {
$parent->addFilter(Filter::matchAny($f));
}
break;
case 'NOT':
if ($parent->isExpression()) {
if ($parent->isRootNode()) {
$filter = Filter::not(Filter::matchAll($parent, $f));
} else {
$filter = $filter->replaceById($addTo, Filter::not(Filter::matchAll($parent, $f)));
}
} else {
$parent->addFilter(Filter::not($f));
}
break;
}
} else {
$parent->addFilter($f);
}
}
}
return $filter;
}
public function flappingFilter()
{
return Filter::matchAny(Filter::expression('type', '=', 'flapping'), Filter::expression('type', '=', 'flapping_deleted'));
}
/**
* Add a where condition to the query by and
*
* The syntax of the condition and valid values are defined by the concrete backend-specific query implementation.
*
* @param string $condition
* @param mixed $value
*
* @return $this
*/
public function where($condition, $value = null)
{
// TODO: more intelligence please
$this->filter->addFilter(Filter::expression($condition, '=', $value));
return $this;
}
/**
* Fetch all entries and forecasts by using the dataview associated with this timeline
*
* @return array The dataview's result
*/
private function fetchResults()
{
$hookResults = array();
foreach (Hook::all('timeline') as $timelineProvider) {
$hookResults = array_merge($hookResults, $timelineProvider->fetchEntries($this->displayRange), $timelineProvider->fetchForecasts($this->forecastRange));
foreach ($timelineProvider->getIdentifiers() as $identifier => $attributes) {
if (!array_key_exists($identifier, $this->identifiers)) {
$this->identifiers[$identifier] = $attributes;
}
}
}
$query = $this->dataview;
$filter = Filter::matchAll(Filter::where('type', array_keys($this->identifiers)), Filter::expression('timestamp', '<=', $this->displayRange->getStart()->getTimestamp()), Filter::expression('timestamp', '>', $this->displayRange->getEnd()->getTimestamp()));
$query->applyFilter($filter);
return array_merge($query->getQuery()->fetchAll(), $hookResults);
}
/**
* Get the timestamp of the next active announcement
*
* @return int|null
*/
public function findNextActive()
{
$now = new DateTime();
$query = $this->select(array('start', 'end'))->setFilter(Filter::matchAny(array(Filter::expression('start', '>', $now), Filter::expression('end', '>', $now))));
$refresh = null;
foreach ($query as $row) {
$min = min($row->start->getTimestamp(), $row->end->getTimestamp());
if ($refresh === null) {
$refresh = $min;
} else {
$refresh = min($refresh, $min);
}
}
return $refresh;
}
