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| 1 | +<?php |
| 2 | + |
| 3 | +/* Icinga Notifications Web | (c) 2024 Icinga GmbH | GPLv2 */ |
| 4 | + |
| 5 | +namespace Icinga\Module\Notifications\ProvidedHook\Notifications; |
| 6 | + |
| 7 | +use Generator; |
| 8 | +use Icinga\Module\Icingadb\Common\Database; |
| 9 | +use Icinga\Module\Icingadb\Model\Host; |
| 10 | +use Icinga\Module\Icingadb\Model\Service; |
| 11 | +use Icinga\Module\Icingadb\Widget\ItemList\HostList; |
| 12 | +use Icinga\Module\Icingadb\Widget\ItemList\ServiceList; |
| 13 | +use Icinga\Module\Notifications\Hook\ObjectsRendererHook; |
| 14 | +use ipl\Html\Attributes; |
| 15 | +use ipl\Html\Html; |
| 16 | +use ipl\Html\HtmlElement; |
| 17 | +use ipl\Html\Text; |
| 18 | +use ipl\Html\ValidHtml; |
| 19 | +use ipl\Orm\Query; |
| 20 | +use ipl\Stdlib\Filter; |
| 21 | +use ipl\Web\Widget\StateBall; |
| 22 | + |
| 23 | +class ObjectsRenderer extends ObjectsRendererHook |
| 24 | +{ |
| 25 | + use Database; |
| 26 | + |
| 27 | + public function getHtmlForObjectNames(array $objectIdTags): Generator |
| 28 | + { |
| 29 | + [$hostsQuery, $servicesQuery] = $this->buildQueries($objectIdTags); |
| 30 | + |
| 31 | + if ($hostsQuery) { |
| 32 | + foreach ($hostsQuery as $host) { |
| 33 | + $element = new HtmlElement( |
| 34 | + 'span', |
| 35 | + Attributes::create(['class' => 'subject']), |
| 36 | + Text::create($host->display_name) |
| 37 | + ); |
| 38 | + |
| 39 | + yield ['host' => $host->name] => $element; |
| 40 | + } |
| 41 | + } |
| 42 | + |
| 43 | + if ($servicesQuery) { |
| 44 | + $servicesQuery |
| 45 | + ->with(['state', 'host.state']) |
| 46 | + ->withColumns(['service.state.soft_state', 'host.state.soft_state']); |
| 47 | + |
| 48 | + foreach ($servicesQuery as $service) { |
| 49 | + $hostElm = [ |
| 50 | + new StateBall($service->host->state->getStateText(), StateBall::SIZE_MEDIUM), |
| 51 | + Text::create(' '), |
| 52 | + Text::create($service->host->display_name) |
| 53 | + ]; |
| 54 | + |
| 55 | + $serviceElm = new HtmlElement( |
| 56 | + 'span', |
| 57 | + Attributes::create(['class' => 'subject']), |
| 58 | + Text::create($service->display_name) |
| 59 | + ); |
| 60 | + |
| 61 | + $element = Html::sprintf( |
| 62 | + t('%s on %s', '<service> on <host>'), |
| 63 | + $serviceElm, |
| 64 | + new HtmlElement('span', Attributes::create(['class' => 'subject']), ...$hostElm) |
| 65 | + ); |
| 66 | + |
| 67 | + yield ['host' => $service->host->name, 'service' => $service->name] => $element; |
| 68 | + } |
| 69 | + } |
| 70 | + } |
| 71 | + |
| 72 | + public function getSourceType(): string |
| 73 | + { |
| 74 | + if (class_exists('Icinga\Module\Icingadb\ProvidedHook\Notifications\ObjectsRenderer')) { |
| 75 | + return 'use-icingadb-hook-implementation'; |
| 76 | + } |
| 77 | + |
| 78 | + return 'icinga2'; |
| 79 | + } |
| 80 | + |
| 81 | + public function createObjectLink(array $objectIdTag): ?ValidHtml |
| 82 | + { |
| 83 | + [$hostsQuery, $servicesQuery] = $this->buildQueries([$objectIdTag]); |
| 84 | + if ($servicesQuery) { |
| 85 | + $serviceStates = $servicesQuery |
| 86 | + ->columns([]) |
| 87 | + ->with(['state', 'host.state']) |
| 88 | + ->first(); |
| 89 | + |
| 90 | + if ($serviceStates === null) { |
| 91 | + return null; |
| 92 | + } |
| 93 | + |
| 94 | + return (new ServiceList([$serviceStates])) |
| 95 | + ->setViewMode('minimal'); |
| 96 | + } |
| 97 | + |
| 98 | + $hostStates = $hostsQuery |
| 99 | + ->columns([]) |
| 100 | + ->with('state') |
| 101 | + ->first(); |
| 102 | + |
| 103 | + if ($hostStates === null) { |
| 104 | + return null; |
| 105 | + } |
| 106 | + |
| 107 | + return (new HostList([$hostStates])) |
| 108 | + ->setViewMode('minimal'); |
| 109 | + } |
| 110 | + |
| 111 | + public function getObjectNames(array $objectIdTags): Generator |
| 112 | + { |
| 113 | + [$hostsQuery, $servicesQuery] = $this->buildQueries($objectIdTags); |
| 114 | + |
| 115 | + if ($hostsQuery) { |
| 116 | + foreach ($hostsQuery as $host) { |
| 117 | + yield ['host' => $host->name] => $host->display_name; |
| 118 | + } |
| 119 | + } |
| 120 | + |
| 121 | + if ($servicesQuery) { |
| 122 | + foreach ($servicesQuery as $service) { |
| 123 | + yield ['host' => $service->host->name, 'service' => $service->name] => sprintf( |
| 124 | + t('%s on %s', '<service> on <host>'), |
| 125 | + $service->display_name, |
| 126 | + $service->host->display_name |
| 127 | + ); |
| 128 | + } |
| 129 | + } |
| 130 | + } |
| 131 | + |
| 132 | + /** |
| 133 | + * Build queries for hosts and services with columns `name` and `display_name` |
| 134 | + * |
| 135 | + * @param array $objectIdTags |
| 136 | + * |
| 137 | + * @return Query[] |
| 138 | + */ |
| 139 | + private function buildQueries(array $objectIdTags): array |
| 140 | + { |
| 141 | + $filterServices = Filter::any(); |
| 142 | + $filterHosts = Filter::any(); |
| 143 | + |
| 144 | + foreach ($objectIdTags as $tags) { |
| 145 | + if (isset($tags['service'])) { |
| 146 | + $filterServices->add( |
| 147 | + Filter::all( |
| 148 | + Filter::equal('service.name', $tags['service']), |
| 149 | + Filter::equal('host.name', $tags['host']) |
| 150 | + ) |
| 151 | + ); |
| 152 | + } else { |
| 153 | + $filterHosts->add(Filter::equal('host.name', $tags['host'])); |
| 154 | + } |
| 155 | + } |
| 156 | + |
| 157 | + $hostsQuery = null; |
| 158 | + if (! $filterHosts->isEmpty()) { |
| 159 | + $hostsQuery = Host::on($this->getDb()) |
| 160 | + ->columns(['name', 'display_name']) |
| 161 | + ->filter($filterHosts); |
| 162 | + } |
| 163 | + |
| 164 | + $servicesQuery = null; |
| 165 | + if (! $filterServices->isEmpty()) { |
| 166 | + $servicesQuery = Service::on($this->getDb()) |
| 167 | + ->with('host') |
| 168 | + ->columns([ |
| 169 | + 'service.name', |
| 170 | + 'service.display_name', |
| 171 | + 'host.name', |
| 172 | + 'host.display_name', |
| 173 | + ]) |
| 174 | + ->filter($filterServices); |
| 175 | + } |
| 176 | + |
| 177 | + return [$hostsQuery, $servicesQuery]; |
| 178 | + } |
| 179 | +} |
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