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phorge-phorge/src/applications/differential/replyhandler/DifferentialReplyHandler.php

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<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class DifferentialReplyHandler {
protected $revision;
protected $actor;
/*
* Generate text like the following from the supported commands.
* "
*
* ACTIONS
* Reply to comment, or !accept, !reject, !abandon, !resign, !reclaim.
*
* "
*/
public function getBodyText() {
$supported_commands = $this->getSupportedCommands();
$text = '';
if (empty($supported_commands)) {
return $text;
}
$comment_command_printed = false;
$text .= "\nACTIONS\n";
if (in_array(DifferentialAction::ACTION_COMMENT, $supported_commands)) {
$text .= 'Reply to comment';
$comment_command_printed = true;
$supported_commands = array_diff(
$supported_commands, array(DifferentialAction::ACTION_COMMENT));
}
if (!empty($supported_commands)) {
if ($comment_command_printed) {
$text .= ', or ';
}
$modified_commands = array();
foreach ($supported_commands as $command) {
$modified_commands[] = '!'.$command;
}
$text .= implode(', ', $modified_commands);
}
$text .= ".\n\n";
return $text;
}
public function getSupportedCommands() {
return array(
DifferentialAction::ACTION_COMMENT,
DifferentialAction::ACTION_ACCEPT,
DifferentialAction::ACTION_REJECT,
DifferentialAction::ACTION_ABANDON,
DifferentialAction::ACTION_RECLAIM,
DifferentialAction::ACTION_RESIGN,
);
}
public function getReplyHandlerEmailAddress() {
if (!self::isEnabled()) {
return null;
}
$revision = $this->getRevision();
if (!$revision) {
return null;
}
return '...'; // TODO: build the D1234+92+aldsbn@domain.com as per D226
}
public function handleAction($body) {
// all commands start with a bang and separated from the body by a newline
// to make sure that actual feedback text couldn't trigger an action.
// unrecognized commands will be parsed as part of the comment.
$command = DifferentialAction::ACTION_COMMENT;
$supported_commands = $this->getSupportedCommands();
$regex = "/\A\n*!(" . implode('|', $supported_commands) . ")\n*/";
$matches = array();
if (preg_match($regex, $body, $matches)) {
$command = $matches[1];
$body = trim(str_replace('!' . $command, '', $body));
}
$actor = $this->getActor();
if (!$actor) {
throw new Exception('No actor is set for the reply action.');
}
try {
$editor = new DifferentialCommentEditor(
$this->getRevision(),
$actor->getPHID(),
$command);
$editor->setMessage($body);
$editor->setAddCC(($command != DifferentialAction::ACTION_RESIGN));
$comment = $editor->save();
return $comment->getID();
} catch (Exception $ex) {
$exception_mail = new DifferentialExceptionMail(
$this->getRevision(),
$ex,
$body);
$exception_mail->setToPHIDs(array($this->getActor()->getPHID()));
$exception_mail->send();
throw $ex;
}
}
public function setActor(PhabricatorUser $actor) {
$this->actor = $actor;
return $this;
}
public function getActor() {
return $this->actor;
}
public function setRevision(DifferentialRevision $revision) {
$this->revision = $revision;
return $this;
}
public function getRevision() {
return $this->revision;
}
public static function isEnabled() {
return PhabricatorEnv::getEnvConfig('phabricator.enable-reply-handling');
}
}