89 lines
2.7 KiB
PHP
89 lines
2.7 KiB
PHP
<?php
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namespace Icinga\Module\Director\PropertyModifier;
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use Icinga\Exception\InvalidPropertyException;
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use Icinga\Module\Director\Hook\PropertyModifierHook;
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use Icinga\Module\Director\Web\Form\QuickForm;
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class PropertyModifierMap extends PropertyModifierHook
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{
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private $cache;
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public static function addSettingsFormFields(QuickForm $form)
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{
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$form->addElement('select', 'datalist_id', array(
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'label' => 'Lookup list',
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'required' => true,
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'description' => $form->translate(
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'Please choose a data list that can be used for map lookups'
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),
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'multiOptions' => $form->optionalEnum($form->getDb()->enumDatalist()),
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));
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$form->addElement('select', 'on_missing', array(
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'label' => 'Missing entries',
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'required' => true,
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'description' => $form->translate(
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'What should happen if the lookup key does not exist in the data list?'
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. ' You could return a null value, keep the unmodified imported value'
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. ' or interrupt the import process'
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),
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'multiOptions' => $form->optionalEnum(array(
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'null' => $form->translate('Set null'),
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'keep' => $form->translate('Return lookup key unmodified'),
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'fail' => $form->translate('Let the import fail'),
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)),
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));
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// TODO: ignore case
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}
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public function transform($value)
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{
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$this->loadCache();
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if (array_key_exists($value, $this->cache)) {
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return $this->cache[$value];
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}
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switch ($this->getSetting('on_missing')) {
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case 'null':
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return null;
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case 'keep':
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return $value;
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case 'fail':
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default:
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throw new InvalidPropertyException(
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'"%s" cannot be found in the "%s" data list',
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$value,
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$this->getDatalistName()
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);
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}
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}
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protected function getDatalistName()
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{
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// TODO: need the db for ->enumDatalist()
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return sprintf('List with id %s', $this->getSetting('datalist'));
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}
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protected function loadCache($force = false)
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{
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if ($this->cache === null || $force) {
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$this->cache = array();
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$db = $this->getDb()->getDbAdapter();
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$select = $db->select()->from(
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'director_datalist_entry',
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array('entry_name', 'entry_value')
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)->where('list_id = ?', $this->getSetting('datalist_id'))
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->order('entry_value');
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$this->cache = $db->fetchPairs($select);
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}
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return $this;
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}
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}
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