DiffusionPhpExternalSymbolsSource.php
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	<?php

	final class DiffusionPhpExternalSymbolsSource
	extends DiffusionExternalSymbolsSource {

	public function executeQuery(DiffusionExternalSymbolQuery $query) {
	$symbols = array();

	if (!$query->matchesAnyLanguage(array('php'))) {
	return $symbols;
	}

	$names = $query->getNames();

	if ($query->matchesAnyType(array('function'))) {
	$functions = get_defined_functions();
	$functions = $functions['internal'];

	foreach ($names as $name) {
	if (in_array($name, $functions)) {
	$symbols[] = $this->buildExternalSymbol()
	->setSymbolName($name)
	->setSymbolType('function')
	->setSource(pht('PHP'))
	->setLocation(pht('Manual at php.net'))
	->setSymbolLanguage('php')
	->setExternalURI('http://www.php.net/function.'.$name);
	}
	}
	}
	if ($query->matchesAnyType(array('class'))) {
	foreach ($names as $name) {
	if (class_exists($name, false) \|\| interface_exists($name, false)) {
	if (id(new ReflectionClass($name))->isInternal()) {
	$symbols[] = $this->buildExternalSymbol()
	->setSymbolName($name)
	->setSymbolType('class')
	->setSource(pht('PHP'))
	->setLocation(pht('Manual at php.net'))
	->setSymbolLanguage('php')
	->setExternalURI('http://www.php.net/class.'.$name);
	}
	}
	}
	}

	return $symbols;
	}
	}