86 lines
2.0 KiB
PHP
86 lines
2.0 KiB
PHP
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<?php
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namespace Icinga\Monitoring\Backend;
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use Icinga\Data\DatasourceInterface;
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use Icinga\Exception\ProgrammingError;
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use Icinga\Application\Benchmark;
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use Zend_Config;
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class AbstractBackend implements DatasourceInterface
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{
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protected $config;
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public function __construct(Zend_Config $config = null)
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{
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if ($config === null) {
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// $config = new Zend_Config(array()); ???
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}
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$this->config = $config;
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$this->init();
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}
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protected function init()
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{
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}
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/**
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* Dummy function for fluent code
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*
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* return self
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*/
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public function select()
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{
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return $this;
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}
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/**
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* Create a Query object instance for given virtual table and desired fields
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*
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* Leave fields empty to get all available properties
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*
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* @param string Virtual table name
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* @param array Fields
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* return self
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*/
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public function from($virtual_table, $fields = array())
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{
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$classname = $this->tableToClassName($virtual_table);
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if (! class_exists($classname)) {
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throw new ProgrammingError(
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sprintf(
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'Asking for invalid virtual table %s',
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$classname
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)
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);
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}
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$query = new $classname($this, $fields);
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return $query;
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}
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public function hasView($virtual_table)
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{
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// TODO: This is no longer enough, have to check for Query right now
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return class_exists($this->tableToClassName($virtual_table));
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}
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protected function tableToClassName($virtual_table)
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{
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return 'Icinga\\Monitoring\\View\\'
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// . $this->getName()
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// . '\\'
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. ucfirst($virtual_table)
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. 'View';
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}
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public function getName()
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{
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return preg_replace('~^.+\\\(.+?)$~', '$1', get_class($this));
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}
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public function __toString()
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{
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return $this->getName();
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}
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}
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