ConduitAPI_diffusion_getrecentcommitsbypath_Method.php
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	<?php

	/**
	* @group conduit
	*/
	final class ConduitAPI_diffusion_getrecentcommitsbypath_Method
	extends ConduitAPIMethod {

	const DEFAULT_LIMIT = 10;

	public function getMethodDescription() {
	return "Get commit identifiers for recent commits affecting a given path.";
	}

	public function defineParamTypes() {
	return array(
	'callsign' => 'required string',
	'path' => 'required string',
	'limit' => 'optional int',
	);
	}

	public function defineReturnType() {
	return 'nonempty list<string>';
	}

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

	protected function execute(ConduitAPIRequest $request) {
	$drequest = DiffusionRequest::newFromDictionary(
	array(
	'callsign' => $request->getValue('callsign'),
	'path' => $request->getValue('path'),
	));

	$limit = nonempty(
	$request->getValue('limit'),
	self::DEFAULT_LIMIT
	);

	$history = DiffusionHistoryQuery::newFromDiffusionRequest($drequest)
	->setLimit($limit)
	->needDirectChanges(true)
	->needChildChanges(true)
	->loadHistory();

	$raw_commit_identifiers = mpull($history, 'getCommitIdentifier');
	$result = array();
	foreach ($raw_commit_identifiers as $id) {
	$result[] = 'r'.$request->getValue('callsign').$id;
	}
	return $result;
	}
	}