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Navigation: Add method fromConfig() 

refs #5600
This commit is contained in:
Johannes Meyer 2015-09-02 12:58:12 +02:00
parent 997b57834c
commit 83974b7698
1 changed files with 36 additions and 0 deletions
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36
library/Icinga/Web/Navigation/Navigation.php
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@ -9,9 +9,11 @@ use Countable;
use InvalidArgumentException;
use IteratorAggregate;
use Icinga\Authentication\Auth;
use Icinga\Application\Config;
use Icinga\Application\Icinga;
use Icinga\Application\Logger;
use Icinga\Data\ConfigObject;
use Icinga\Exception\ConfigurationError;
use Icinga\Exception\ProgrammingError;
use Icinga\Util\String;
@ -321,6 +323,40 @@ class Navigation implements ArrayAccess, Countable, IteratorAggregate
return new RecursiveNavigationRenderer($this);
}
/**
* Create and return a new set of navigation items for the given configuration
*
* @param Config $config
*
* @return Navigation
*
* @throws ConfigurationError In case a referenced parent does not exist
*/
public static function fromConfig(Config $config)
{
$flattened = $topLevel = array();
foreach ($config as $sectionName => $sectionConfig) {
if (! $sectionConfig->parent) {
$topLevel[$sectionName] = $sectionConfig->toArray();
$flattened[$sectionName] = & $topLevel[$sectionName];
} elseif (isset($flattened[$sectionConfig->parent])) {
$flattened[$sectionConfig->parent]['children'][$sectionName] = $sectionConfig->toArray();
$flattened[$sectionName] = & $flattened[$sectionConfig->parent]['children'][$sectionName];
} else {
throw new ConfigurationError(
t(
'Failed to add navigation item "%s". Parent "%s" not found. Make'
. ' sure that the parent is defined prior to its child(s).'
),
$sectionName,
$sectionConfig->parent
);
}
}
return static::fromArray($topLevel);
}
/**
* Create and return a new set of navigation items for the given array
*