ArcanistDeprecationXHPASTLinterRule.php
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ArcanistDeprecationXHPASTLinterRule.php
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	<?php

	final class ArcanistDeprecationXHPASTLinterRule
	extends ArcanistXHPASTLinterRule {

	const ID = 85;

	private $deprecatedFunctions = array();

	public function getLintName() {
	return pht('Use of Deprecated Function');
	}

	public function getLintSeverity() {
	return ArcanistLintSeverity::SEVERITY_WARNING;
	}

	public function getLinterConfigurationOptions() {
	return parent::getLinterConfigurationOptions() + array(
	'xhpast.deprecated.functions' => array(
	'type' => 'optional map<string, string>',
	'help' => pht(
	'Functions which should be considered deprecated.'),
	),
	);
	}

	public function setLinterConfigurationValue($key, $value) {
	switch ($key) {
	case 'xhpast.deprecated.functions':
	$this->deprecatedFunctions = $value;
	return;

	default:
	return parent::getLinterConfigurationOptions();
	}
	}

	public function process(XHPASTNode $root) {
	$map = $this->deprecatedFunctions;
	$function_calls = $this->getFunctionCalls($root, array_keys($map));

	foreach ($function_calls as $call) {
	$name = $call
	->getChildByIndex(0)
	->getConcreteString();

	$name = strtolower($name);
	if (empty($map[$name])) {
	continue;
	}

	$this->raiseLintAtNode($call, $map[$name]);
	}
	}

	}