ArcanistSimpleSymbolRef.php
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ArcanistSimpleSymbolRef.php
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	<?php

	abstract class ArcanistSimpleSymbolRef
	extends ArcanistSymbolRef {

	private $type;

	const TYPE_ID = 'id';
	const TYPE_PHID = 'phid';

	final protected function newCacheKeyParts() {
	return array(
	sprintf('type(%s)', $this->type),
	);
	}

	final public function getSymbolType() {
	return $this->type;
	}

	final protected function resolveSymbol($symbol) {
	$matches = null;

	$prefix_pattern = $this->getSimpleSymbolPrefixPattern();
	if ($prefix_pattern === null) {
	$prefix_pattern = '';
	}

	$id_pattern = '(^'.$prefix_pattern.'([1-9]\d*)\z)';

	$is_id = preg_match($id_pattern, $symbol, $matches);
	if ($is_id) {
	$this->type = self::TYPE_ID;
	return (int)$matches[1];
	}

	$phid_type = $this->getSimpleSymbolPHIDType();
	$phid_type = preg_quote($phid_type);
	$phid_pattern = '(^PHID-'.$phid_type.'-\S+\z)';
	$is_phid = preg_match($phid_pattern, $symbol, $matches);
	if ($is_phid) {
	$this->type = self::TYPE_PHID;
	return $matches[0];
	}

	throw new PhutilArgumentUsageException(
	pht(
	'The format of symbol "%s" is unrecognized. Expected a '.
	'monogram like "X123", or an ID like "123", or a PHID.',
	$symbol));
	}

	protected function getSimpleSymbolPrefixPattern() {
	return null;
	}

	abstract protected function getSimpleSymbolPHIDType();
	abstract public function getSimpleSymbolConduitSearchMethodName();
	abstract public function getSimpleSymbolInspectFunctionName();

	public function getSimpleSymbolConduitSearchAttachments() {
	return array();
	}

	}