mirror of
https://github.com/Icinga/icingadb-web.git
synced 2026-04-15 21:59:47 -04:00
716 lines
26 KiB
PHP
716 lines
26 KiB
PHP
<?php
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/* Icinga DB Web | (c) 2020 Icinga GmbH | GPLv2 */
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namespace Icinga\Module\Icingadb\Web;
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use Exception;
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use Generator;
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use GuzzleHttp\Psr7\ServerRequest;
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use Icinga\Application\Config;
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use Icinga\Application\Icinga;
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use Icinga\Application\Logger;
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use Icinga\Data\ConfigObject;
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use Icinga\Date\DateFormatter;
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use Icinga\Exception\ConfigurationError;
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use Icinga\Exception\Json\JsonDecodeException;
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use Icinga\Module\Icingadb\Common\Auth;
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use Icinga\Module\Icingadb\Common\Database;
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use Icinga\Module\Icingadb\Web\Control\SearchBar\ObjectSuggestions;
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use Icinga\Module\Icingadb\Common\BaseItemList;
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use Icinga\Module\Icingadb\Web\Control\ViewModeSwitcher;
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use Icinga\Module\Pdfexport\PrintableHtmlDocument;
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use Icinga\Module\Pdfexport\ProvidedHook\Pdfexport;
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use Icinga\Security\SecurityException;
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use Icinga\User\Preferences;
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use Icinga\User\Preferences\PreferencesStore;
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use Icinga\Util\Environment;
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use Icinga\Util\Json;
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use InvalidArgumentException;
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use ipl\Html\Html;
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use ipl\Html\ValidHtml;
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use ipl\Orm\Common\SortUtil;
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use ipl\Orm\Query;
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use ipl\Orm\UnionQuery;
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use ipl\Stdlib\Contract\Paginatable;
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use ipl\Stdlib\Filter;
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use ipl\Web\Compat\CompatController;
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use ipl\Web\Control\LimitControl;
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use ipl\Web\Control\PaginationControl;
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use ipl\Web\Control\SearchBar;
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use ipl\Web\Control\SearchEditor;
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use ipl\Web\Control\SortControl;
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use ipl\Web\Filter\QueryString;
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use ipl\Web\Url;
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use ipl\Web\Widget\ContinueWith;
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class Controller extends CompatController
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{
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use Auth;
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use Database;
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/** @var Filter Filter from query string parameters */
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private $filter;
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/** @var string|null */
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private $format;
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/** @var bool */
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private $formatProcessed = false;
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/**
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* Get the filter created from query string parameters
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*
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* @return Filter\Rule
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*/
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public function getFilter()
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{
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if ($this->filter === null) {
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$this->filter = QueryString::parse((string) $this->params);
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}
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return $this->filter;
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}
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/**
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* Create and return the LimitControl
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*
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* This automatically shifts the limit URL parameter from {@link $params}.
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*
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* @return LimitControl
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*/
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public function createLimitControl()
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{
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$limitControl = new LimitControl(Url::fromRequest());
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$limitControl->setDefaultLimit($this->getPageSize(null));
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$this->params->shift($limitControl->getLimitParam());
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return $limitControl;
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}
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/**
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* Create and return the PaginationControl
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*
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* This automatically shifts the pagination URL parameters from {@link $params}.
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*
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* @return PaginationControl
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*/
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public function createPaginationControl(Paginatable $paginatable)
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{
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$paginationControl = new PaginationControl($paginatable, Url::fromRequest());
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$paginationControl->setDefaultPageSize($this->getPageSize(null));
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$paginationControl->setAttribute('id', $this->getRequest()->protectId('pagination-control'));
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$this->params->shift($paginationControl->getPageParam());
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$this->params->shift($paginationControl->getPageSizeParam());
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return $paginationControl->apply();
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}
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/**
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* Create and return the SortControl
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*
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* This automatically shifts the sort URL parameter from {@link $params}.
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*
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* @param Query $query
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* @param array $columns Possible sort columns as sort string-label pairs
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*
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* @return SortControl
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*/
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public function createSortControl(Query $query, array $columns)
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{
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$default = (array) $query->getModel()->getDefaultSort();
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$normalized = [];
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foreach ($columns as $key => $value) {
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$normalized[SortUtil::normalizeSortSpec($key)] = $value;
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}
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$sortControl = (new SortControl(Url::fromRequest()))
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->setColumns($normalized);
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if (! empty($default)) {
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$sortControl->setDefault(SortUtil::normalizeSortSpec($default));
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}
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$sort = $sortControl->getSort();
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if (! empty($sort)) {
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$query->orderBy(SortUtil::createOrderBy($sort));
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}
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$this->params->shift($sortControl->getSortParam());
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return $sortControl;
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}
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/**
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* Create and return the SearchBar
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*
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* @param Query $query The query being filtered
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* @param array $preserveParams Query params to preserve when redirecting
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*
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* @return SearchBar
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*/
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public function createSearchBar(Query $query, array $preserveParams = null)
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{
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$requestUrl = Url::fromRequest();
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$redirectUrl = $preserveParams !== null
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? $requestUrl->onlyWith($preserveParams)
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: (clone $requestUrl)->setParams([]);
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$filter = QueryString::fromString((string) $this->params)
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->on(QueryString::ON_CONDITION, function (Filter\Condition $condition) use ($query) {
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$this->enrichFilterCondition($condition, $query);
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})
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->parse();
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$searchBar = new SearchBar();
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$searchBar->setFilter($filter);
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$searchBar->setAction($requestUrl->getAbsoluteUrl());
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$searchBar->setIdProtector([$this->getRequest(), 'protectId']);
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if (method_exists($this, 'completeAction')) {
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$searchBar->setSuggestionUrl(Url::fromPath(
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'icingadb/' . $this->getRequest()->getControllerName() . '/complete',
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['_disableLayout' => true, 'showCompact' => true]
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));
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}
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if (method_exists($this, 'searchEditorAction')) {
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$searchBar->setEditorUrl(Url::fromPath(
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'icingadb/' . $this->getRequest()->getControllerName() . '/search-editor'
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)->setParams($redirectUrl->getParams()));
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}
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$searchBar->on(SearchBar::ON_CHANGE, function (array &$changes) use ($query) {
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if ($changes['type'] === 'remove') {
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return;
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}
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$metaData = iterator_to_array(
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ObjectSuggestions::collectFilterColumns($query->getModel(), $query->getResolver())
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);
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foreach ($changes['terms'] as &$termData) {
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if ($termData['type'] !== 'column') {
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continue;
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} elseif (($pos = strpos($termData['search'], '.vars.')) !== false) {
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try {
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$relationPath = $query->getResolver()->qualifyPath(
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substr($termData['search'], 0, $pos + 5),
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$query->getModel()->getTableName()
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);
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$query->getResolver()->resolveRelation($relationPath);
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} catch (InvalidArgumentException $_) {
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$termData['invalidMsg'] = sprintf(
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t('"%s" is not a valid relation'),
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substr($termData['search'], 0, $pos)
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);
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}
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} else {
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$column = $termData['search'];
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if (strpos($column, '.') === false) {
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$column = $query->getResolver()->qualifyPath($column, $query->getModel()->getTableName());
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// TODO: Also apply this change, though not until.. (see below)
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}
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if (! isset($metaData[$column])) {
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// TODO: Enable once https://github.com/Icinga/ipl-stdlib/issues/17 is done and
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// used by the search bar so that not every "change" makes it invalid
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$path = false; //array_search($column, $metaData, true);
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if ($path === false) {
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$termData['invalidMsg'] = t('Is not a valid column');
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} else {
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$termData['search'] = $path;
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}
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}
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}
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}
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})->on(SearchBar::ON_SENT, function (SearchBar $form) use ($redirectUrl) {
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$existingParams = $redirectUrl->getParams();
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$redirectUrl->setQueryString(QueryString::render($form->getFilter()));
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foreach ($existingParams->toArray(false) as $name => $value) {
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if (is_int($name)) {
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$name = $value;
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$value = true;
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}
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$redirectUrl->getParams()->addEncoded($name, $value);
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}
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$form->setRedirectUrl($redirectUrl);
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})->on(SearchBar::ON_SUCCESS, function (SearchBar $form) {
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$this->getResponse()->redirectAndExit($form->getRedirectUrl());
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})->handleRequest(ServerRequest::fromGlobals());
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Html::tag('div', ['class' => 'filter'])->wrap($searchBar);
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return $searchBar;
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}
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/**
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* Create and return the SearchEditor
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*
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* @param Query $query The query being filtered
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* @param array $preserveParams Query params to preserve when redirecting
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*
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* @return SearchEditor
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*/
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public function createSearchEditor(Query $query, array $preserveParams = null)
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{
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$requestUrl = Url::fromRequest();
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$redirectUrl = Url::fromPath('icingadb/' . $this->getRequest()->getControllerName());
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if (! empty($preserveParams)) {
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$redirectUrl->setParams($requestUrl->onlyWith($preserveParams)->getParams());
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}
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$editor = new SearchEditor();
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$editor->setQueryString((string) $this->params->without($preserveParams));
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$editor->setAction($requestUrl->getAbsoluteUrl());
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if (method_exists($this, 'completeAction')) {
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$editor->setSuggestionUrl(Url::fromPath(
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'icingadb/' . $this->getRequest()->getControllerName() . '/complete',
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['_disableLayout' => true, 'showCompact' => true]
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));
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}
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$editor->getParser()->on(QueryString::ON_CONDITION, function (Filter\Condition $condition) use ($query) {
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if ($condition->getColumn()) {
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$this->enrichFilterCondition($condition, $query);
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}
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});
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$metaData = iterator_to_array(
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ObjectSuggestions::collectFilterColumns($query->getModel(), $query->getResolver())
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);
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$editor->on(SearchEditor::ON_VALIDATE_COLUMN, function (Filter\Condition $condition) use ($query, $metaData) {
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$column = $condition->getColumn();
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if (($pos = strpos($column, '.vars.')) !== false) {
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try {
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$query->getResolver()->resolveRelation(substr($column, 0, $pos + 5));
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} catch (InvalidArgumentException $_) {
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throw new SearchBar\SearchException(sprintf(
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t('"%s" is not a valid relation'),
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substr($column, 0, $pos)
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));
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}
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} else {
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if (! isset($metaData[$column])) {
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$path = array_search(
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$condition->metaData()->get('columnLabel', $column),
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$metaData,
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true
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);
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if ($path === false) {
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throw new SearchBar\SearchException(t('Is not a valid column'));
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} else {
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$condition->setColumn($path);
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}
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}
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}
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})->on(SearchEditor::ON_SUCCESS, function (SearchEditor $form) use ($redirectUrl) {
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$existingParams = $redirectUrl->getParams();
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$redirectUrl->setQueryString(QueryString::render($form->getFilter()));
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foreach ($existingParams->toArray(false) as $name => $value) {
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if (is_int($name)) {
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$name = $value;
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$value = true;
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}
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$redirectUrl->getParams()->addEncoded($name, $value);
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}
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$this->getResponse()
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->setHeader('X-Icinga-Container', '_self')
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->redirectAndExit($redirectUrl);
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})->handleRequest(ServerRequest::fromGlobals());
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return $editor;
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}
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/**
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* Create and return a ContinueWith
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*
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* This will automatically be appended to the SearchBar's wrapper. It's not necessary
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* to add it separately as control or content!
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*
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* @param Url $detailsUrl
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* @param SearchBar $searchBar
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*
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* @return ContinueWith
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*/
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public function createContinueWith(Url $detailsUrl, SearchBar $searchBar)
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{
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$continueWith = new ContinueWith($detailsUrl, [$searchBar, 'getFilter']);
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$continueWith->setBaseTarget('_next');
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$continueWith->getAttributes()
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->set('id', $this->getRequest()->protectId('continue-with'))
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->set('title', t('Show bulk processing actions for all filtered results'));
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$searchBar->getWrapper()->add($continueWith);
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return $continueWith;
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}
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/**
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* Create and return the ViewModeSwitcher
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*
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* This automatically shifts the view mode URL parameter from {@link $params}.
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*
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* @param PaginationControl $paginationControl
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* @param LimitControl $limitControl
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*
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* @return ViewModeSwitcher
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*/
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public function createViewModeSwitcher(PaginationControl $paginationControl, LimitControl $limitControl)
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{
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$viewModeSwitcher = new ViewModeSwitcher();
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$viewModeSwitcher->setIdProtector([$this->getRequest(), 'protectId']);
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$user = $this->Auth()->getUser();
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if (($preferredModes = $user->getAdditional('icingadb.view_modes')) === null) {
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try {
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$preferredModes = Json::decode(
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$user->getPreferences()->getValue('icingadb', 'view_modes', '[]'),
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true
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);
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} catch (JsonDecodeException $e) {
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Logger::error('Failed to load preferred view modes for user "%s": %s', $user->getUsername(), $e);
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$preferredModes = [];
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}
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$user->setAdditional('icingadb.view_modes', $preferredModes);
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}
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$requestRoute = $this->getRequest()->getUrl()->getPath();
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if (isset($preferredModes[$requestRoute])) {
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$viewModeSwitcher->setDefaultViewMode($preferredModes[$requestRoute]);
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}
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$viewModeSwitcher->populate([
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$viewModeSwitcher->getViewModeParam() => $this->params->shift($viewModeSwitcher->getViewModeParam())
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]);
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$session = $this->Window()->getSessionNamespace(
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'icingadb-viewmode-' . $this->Window()->getContainerId()
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);
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$viewModeSwitcher->on(
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ViewModeSwitcher::ON_SUCCESS,
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function (ViewModeSwitcher $viewModeSwitcher) use ($user, $preferredModes, $paginationControl, &$session) {
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$viewMode = $viewModeSwitcher->getValue($viewModeSwitcher->getViewModeParam());
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$requestUrl = Url::fromRequest();
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$preferredModes[$requestUrl->getPath()] = $viewMode;
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$user->setAdditional('icingadb.view_modes', $preferredModes);
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try {
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$preferencesStore = PreferencesStore::create(new ConfigObject([
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'store' => Config::app()->get('global', 'config_backend', 'db'),
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'resource' => Config::app()->get('global', 'config_resource')
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]), $user);
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$preferencesStore->load();
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$preferencesStore->save(
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new Preferences(['icingadb' => ['view_modes' => Json::encode($preferredModes)]])
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);
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} catch (Exception $e) {
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Logger::error('Failed to save preferred view mode for user "%s": %s', $user->getUsername(), $e);
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}
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$pageParam = $paginationControl->getPageParam();
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$limitParam = LimitControl::DEFAULT_LIMIT_PARAM;
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$currentPage = $paginationControl->getCurrentPageNumber();
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$requestUrl->setParam($viewModeSwitcher->getViewModeParam(), $viewMode);
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if (! $requestUrl->hasParam($limitParam)) {
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if ($viewMode === 'minimal') {
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$session->set('previous_page', $currentPage);
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$session->set('request_path', $requestUrl->getPath());
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$limit = $paginationControl->getLimit();
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$currentPage = (int) (floor((($currentPage * $limit) - $limit) / ($limit * 2)) + 1);
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$session->set('current_page', $currentPage);
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} elseif ($viewModeSwitcher->getDefaultViewMode() === 'minimal') {
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if ($currentPage === $session->get('current_page')) {
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// No other page numbers have been selected, i.e the user only
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// switches back and forth without changing the page numbers
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$currentPage = $session->get('previous_page');
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} else {
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$limit = $paginationControl->getLimit();
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$currentPage = (int) (floor((($currentPage * $limit) - $limit) / ($limit / 2)) + 1);
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}
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$session->clear();
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}
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if (($requestUrl->hasParam($pageParam) && $currentPage > 1) || $currentPage > 1) {
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$requestUrl->setParam($pageParam, $currentPage);
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} else {
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$requestUrl->remove($pageParam);
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}
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}
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$this->redirectNow($requestUrl);
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}
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)->handleRequest(ServerRequest::fromGlobals());
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if ($viewModeSwitcher->getViewMode() === 'minimal') {
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$hasLimitParam = Url::fromRequest()->hasParam($limitControl->getLimitParam());
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if ($paginationControl->getDefaultPageSize() <= LimitControl::DEFAULT_LIMIT && ! $hasLimitParam) {
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$paginationControl->setDefaultPageSize($paginationControl->getDefaultPageSize() * 2);
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$limitControl->setDefaultLimit($limitControl->getDefaultLimit() * 2);
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$paginationControl->apply();
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}
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}
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$requestPath = $session->get('request_path');
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if ($requestPath && $requestPath !== $requestRoute) {
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$session->clear();
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}
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return $viewModeSwitcher;
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}
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/**
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* Process a search request
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*
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* @param Query $query
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*/
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public function handleSearchRequest(Query $query)
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{
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$q = trim($this->params->shift('q', ''), ' *');
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if (! $q) {
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return;
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}
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$filter = Filter::any();
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foreach ($query->getModel()->getSearchColumns() as $column) {
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$filter->add(Filter::equal($column, "*$q*"));
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}
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$requestUrl = Url::fromRequest();
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$existingParams = $requestUrl->getParams()->without('q');
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$requestUrl->setQueryString(QueryString::render($filter));
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foreach ($existingParams->toArray(false) as $name => $value) {
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$requestUrl->getParams()->addEncoded($name, $value);
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}
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$this->getResponse()->redirectAndExit($requestUrl);
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}
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/**
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* Require permission to access the given route
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*
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* @param string $name If NULL, the current controller name is used
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*
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* @throws SecurityException
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*/
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public function assertRouteAccess($name = null)
|
|
{
|
|
if (! $name) {
|
|
$name = $this->getRequest()->getControllerName();
|
|
}
|
|
|
|
if (! $this->isPermittedRoute($name)) {
|
|
throw new SecurityException('No permission to access this route');
|
|
}
|
|
}
|
|
|
|
public function export(Query ...$queries)
|
|
{
|
|
if ($this->format === 'sql') {
|
|
foreach ($queries as $query) {
|
|
list($sql, $values) = $query->getDb()->getQueryBuilder()->assembleSelect($query->assembleSelect());
|
|
|
|
$unused = [];
|
|
foreach ($values as $value) {
|
|
$pos = strpos($sql, '?');
|
|
if ($pos !== false) {
|
|
if (is_string($value)) {
|
|
$value = "'" . $value . "'";
|
|
}
|
|
|
|
$sql = substr_replace($sql, $value, $pos, 1);
|
|
} else {
|
|
$unused[] = $value;
|
|
}
|
|
}
|
|
|
|
if (!empty($unused)) {
|
|
$sql .= ' /* Unused values: "' . join('", "', $unused) . '" */';
|
|
}
|
|
|
|
$this->content->add(Html::tag('pre', $sql));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
$this->getTabs()->enableDataExports();
|
|
}
|
|
|
|
/**
|
|
* @todo Consider making this the default in Icinga Web 2
|
|
*/
|
|
protected function sendAsPdf()
|
|
{
|
|
if (! Icinga::app()->getModuleManager()->has('pdfexport')) {
|
|
throw new ConfigurationError('The pdfexport module is required for exports to PDF');
|
|
}
|
|
|
|
putenv('ICINGAWEB_EXPORT_FORMAT=pdf');
|
|
Environment::raiseMemoryLimit('512M');
|
|
Environment::raiseExecutionTime(300);
|
|
|
|
$time = DateFormatter::formatDateTime(time());
|
|
|
|
$doc = (new PrintableHtmlDocument())
|
|
->setTitle($this->view->title)
|
|
->setHeader(Html::wantHtml([
|
|
Html::tag('span', ['class' => 'title']),
|
|
Html::tag('time', null, $time)
|
|
]))
|
|
->setFooter(Html::wantHtml([
|
|
Html::tag('span', null, [
|
|
t('Page') . ' ',
|
|
Html::tag('span', ['class' => 'pageNumber']),
|
|
' / ',
|
|
Html::tag('span', ['class' => 'totalPages'])
|
|
]),
|
|
Html::tag('p', null, Url::fromRequest()->setParams($this->params))
|
|
]))
|
|
->addHtml($this->content);
|
|
$doc->getAttributes()->add('class', 'icinga-module module-icingadb');
|
|
|
|
Pdfexport::first()->streamPdfFromHtml($doc, sprintf(
|
|
'%s-%s',
|
|
$this->view->title ?: $this->getRequest()->getActionName(),
|
|
$time
|
|
));
|
|
}
|
|
|
|
public function dispatch($action)
|
|
{
|
|
// Notify helpers of action preDispatch state
|
|
$this->_helper->notifyPreDispatch();
|
|
|
|
$this->preDispatch();
|
|
|
|
if ($this->getRequest()->isDispatched()) {
|
|
// If pre-dispatch hooks introduced a redirect then stop dispatch
|
|
// @see ZF-7496
|
|
if (! $this->getResponse()->isRedirect()) {
|
|
$interceptable = $this->$action();
|
|
if ($interceptable instanceof Generator) {
|
|
foreach ($interceptable as $stopSignal) {
|
|
if ($stopSignal === true) {
|
|
$this->formatProcessed = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$this->postDispatch();
|
|
}
|
|
|
|
// whats actually important here is that this action controller is
|
|
// shutting down, regardless of dispatching; notify the helpers of this
|
|
// state
|
|
$this->_helper->notifyPostDispatch();
|
|
}
|
|
|
|
/**
|
|
* Enrich the filter condition with meta data from the query
|
|
*
|
|
* @param Filter\Condition $condition
|
|
* @param Query $query
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function enrichFilterCondition(Filter\Condition $condition, Query $query)
|
|
{
|
|
$path = $condition->getColumn();
|
|
if (strpos($path, '.') === false) {
|
|
$path = $query->getResolver()->qualifyPath($path, $query->getModel()->getTableName());
|
|
$condition->setColumn($path);
|
|
}
|
|
|
|
if (strpos($path, '.vars.') !== false) {
|
|
list($target, $varName) = explode('.vars.', $path);
|
|
if (strpos($target, '.') === false) {
|
|
// Programmatically translated since the full definition is available in class ObjectSuggestions
|
|
$condition->metaData()->set(
|
|
'columnLabel',
|
|
sprintf(t(ucfirst($target) . ' %s', '..<customvar-name>'), $varName)
|
|
);
|
|
}
|
|
} else {
|
|
$metaData = iterator_to_array(
|
|
ObjectSuggestions::collectFilterColumns($query->getModel(), $query->getResolver())
|
|
);
|
|
if (isset($metaData[$path])) {
|
|
$condition->metaData()->set('columnLabel', $metaData[$path]);
|
|
}
|
|
}
|
|
}
|
|
|
|
protected function addContent(ValidHtml $content)
|
|
{
|
|
if ($content instanceof BaseItemList) {
|
|
$this->content->getAttributes()->add('class', 'full-width');
|
|
}
|
|
|
|
return parent::addContent($content);
|
|
}
|
|
|
|
public function filter(Query $query, Filter\Rule $filter = null)
|
|
{
|
|
if ($this->format !== 'sql' || $this->hasPermission('config/authentication/roles/show')) {
|
|
$this->applyRestrictions($query);
|
|
}
|
|
|
|
if ($query instanceof UnionQuery) {
|
|
foreach ($query->getUnions() as $query) {
|
|
$query->filter($filter ?: $this->getFilter());
|
|
}
|
|
} else {
|
|
$query->filter($filter ?: $this->getFilter());
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function preDispatch()
|
|
{
|
|
parent::preDispatch();
|
|
|
|
$this->format = $this->params->shift('format');
|
|
}
|
|
|
|
public function postDispatch()
|
|
{
|
|
if (! $this->formatProcessed && $this->format !== null && $this->format !== 'pdf') {
|
|
// The purpose of this is not only to show that a requested format isn't supported.
|
|
// It's main purpose is to not allow to bypass restrictions with `?format=sql` as
|
|
// it may be possible that an action applies restrictions, but doesn't support any
|
|
// output formats. Since the restrictions are bypassed in method `$this->filter()`
|
|
// for the SQL output format and the actual format processing is part of a different
|
|
// method (`$this->export()`) which needs to be called explicitly by an action,
|
|
// it's otherwise possible for bad individuals to access unrestricted data.
|
|
$this->httpBadRequest(t('This route does not support the requested output format'));
|
|
}
|
|
|
|
parent::postDispatch();
|
|
}
|
|
|
|
protected function moduleInit()
|
|
{
|
|
Icinga::app()->getFrontController()
|
|
->getPlugin('Zend_Controller_Plugin_ErrorHandler')
|
|
->setErrorHandlerModule('icingadb');
|
|
}
|
|
}
|