/**
* Execute the controller.
*
* @return void Redirects the application
*
* @since 2.0
*/
public function execute()
{
// We don't want this request to be cached.
$this->getApplication()->setHeader('Expires', 'Mon, 1 Jan 2001 00:00:00 GMT', true);
$this->getApplication()->setHeader('Last-Modified', gmdate('D, d M Y H:i:s') . ' GMT', true);
$this->getApplication()->setHeader('Cache-Control', 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0', false);
$this->getApplication()->setHeader('Pragma', 'no-cache');
$this->getApplication()->setHeader('Content-Type', $this->getApplication()->mimeType . '; charset=' . $this->getApplication()->charSet);
// Check for a valid token. If invalid, send a 403 with the error message.
if (!\JSession::checkToken('request')) {
$response = new \JResponseJson(new \Exception(\JText::_('JINVALID_TOKEN'), 403));
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close(1);
}
// Make sure we can fetch the data from GitHub - throw an error on < 10 available requests
$github = Helper::initializeGithub();
try {
$rate = $github->authorization->getRateLimit();
} catch (\Exception $e) {
$response = new \JResponseJson(new \Exception(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e));
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close(1);
}
// If over the API limit, we can't build this list
if ($rate->resources->core->remaining < 10) {
$response = new \JResponseJson(new \Exception(\JText::sprintf('COM_PATCHTESTER_API_LIMIT_LIST', \JFactory::getDate($rate->resources->core->reset)), 429));
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close(1);
}
// TODO - Decouple the model and context?
$model = new PullsModel('com_patchtester.fetch', null, \JFactory::getDbo());
// Initialize the state for the model
$model->setState($this->initializeState($model));
try {
// Sanity check, ensure there aren't any applied patches
if (count($model->getAppliedPatches()) >= 1) {
$response = new \JResponseJson(new \Exception(\JText::_('COM_PATCHTESTER_ERROR_APPLIED_PATCHES'), 500));
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close(1);
}
} catch (\Exception $e) {
$response = new \JResponseJson($e);
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close(1);
}
// We're able to successfully pull data, prepare our environment
\JFactory::getSession()->set('com_patchtester_fetcher_page', 1);
$response = new \JResponseJson(array('complete' => false, 'header' => \JText::_('COM_PATCHTESTER_FETCH_PROCESSING', true)), \JText::sprintf('COM_PATCHTESTER_FETCH_PAGE_NUMBER', 1), false, true);
$this->getApplication()->sendHeaders();
echo json_encode($response);
$this->getApplication()->close();
}
/**
* Patches the code with the supplied pull request
*
* @param integer $id ID of the pull request to apply
*
* @return boolean
*
* @since 2.0
* @throws \RuntimeException
*/
public function apply($id)
{
// Get the Github object
$github = Helper::initializeGithub();
try {
$rate = $github->authorization->getRateLimit();
} catch (\Exception $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
// If over the API limit, we can't build this list
if ($rate->resources->core->remaining == 0) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_API_LIMIT_LIST', \JFactory::getDate($rate->resources->core->reset)));
}
try {
$pull = $github->pulls->get($this->getState()->get('github_user'), $this->getState()->get('github_repo'), $id);
} catch (\Exception $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
if (is_null($pull->head->repo)) {
throw new \RuntimeException(\JText::_('COM_PATCHTESTER_REPO_IS_GONE'));
}
// Set up the JHttp object
$options = new Registry();
$options->set('userAgent', 'JPatchTester/2.0');
$options->set('timeout', 120);
try {
$transport = \JHttpFactory::getHttp($options);
$patch = $transport->get($pull->diff_url)->body;
} catch (\Exception $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
$files = $this->parsePatch($patch);
if (!$files) {
return false;
}
foreach ($files as $file) {
if ($file->action == 'deleted' && !file_exists(JPATH_ROOT . '/' . $file->old)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_FILE_DELETED_DOES_NOT_EXIST_S', $file->old));
}
if ($file->action == 'added' || $file->action == 'modified') {
// If the backup file already exists, we can't apply the patch
if (file_exists(JPATH_COMPONENT . '/backups/' . md5($file->new) . '.txt')) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_CONFLICT_S', $file->new));
}
if ($file->action == 'modified' && !file_exists(JPATH_ROOT . '/' . $file->old)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_FILE_MODIFIED_DOES_NOT_EXIST_S', $file->old));
}
$url = 'https://raw.github.com/' . urlencode($pull->head->user->login) . '/' . urlencode($pull->head->repo->name) . '/' . urlencode($pull->head->ref) . '/' . $file->new;
try {
$file->body = $transport->get($url)->body;
} catch (\Exception $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
}
}
jimport('joomla.filesystem.file');
// At this point, we have ensured that we have all the new files and there are no conflicts
foreach ($files as $file) {
// We only create a backup if the file already exists
if ($file->action == 'deleted' || file_exists(JPATH_ROOT . '/' . $file->new) && $file->action == 'modified') {
if (!\JFile::copy(\JPath::clean(JPATH_ROOT . '/' . $file->old), JPATH_COMPONENT . '/backups/' . md5($file->old) . '.txt')) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_COPY_FILE', JPATH_ROOT . '/' . $file->old, JPATH_COMPONENT . '/backups/' . md5($file->old) . '.txt'));
}
}
switch ($file->action) {
case 'modified':
case 'added':
if (!\JFile::write(\JPath::clean(JPATH_ROOT . '/' . $file->new), $file->body)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_WRITE_FILE', JPATH_ROOT . '/' . $file->new));
}
break;
case 'deleted':
if (!\JFile::delete(\JPath::clean(JPATH_ROOT . '/' . $file->old))) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_DELETE_FILE', JPATH_ROOT . '/' . $file->old));
}
break;
}
}
/** @var \PatchTester\Table\TestsTable $table */
$table = \JTable::getInstance('TestsTable', '\\PatchTester\\Table\\');
$table->pull_id = $pull->number;
$table->data = json_encode($files);
$table->patched_by = \JFactory::getUser()->id;
$table->applied = 1;
$table->applied_version = JVERSION;
if (!$table->store()) {
throw new \RuntimeException($table->getError());
}
return true;
}
/**
* Method to request new data from GitHub
*
* @param integer $page The page of the request
*
* @return array
*
* @since 2.0
* @throws \RuntimeException
*/
public function requestFromGithub($page)
{
// Get the Github object
$github = Helper::initializeGithub();
// If on page 1, dump the old data
if ($page === 1) {
$this->getDb()->truncateTable('#__patchtester_pulls');
}
try {
// TODO - Option to configure the batch size
$pulls = $github->pulls->getList($this->getState()->get('github_user'), $this->getState()->get('github_repo'), 'open', $page, 100);
} catch (\DomainException $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_GITHUB_FETCH', $e->getMessage()), $e->getCode(), $e);
}
$count = is_array($pulls) ? count($pulls) : 0;
// If there are no pulls to insert then bail, assume we're finished
if ($count === 0 || empty($pulls)) {
return array('complete' => true);
}
$data = array();
foreach ($pulls as $pull) {
// Build the data object to store in the database
$pullData = array($pull->number, $this->getDb()->quote(\JHtml::_('string.truncate', $pull->title, 150)), $this->getDb()->quote(\JHtml::_('string.truncate', $pull->body, 100)), $this->getDb()->quote($pull->html_url), $this->getDb()->quote($pull->head->sha));
$data[] = implode($pullData, ',');
}
$this->getDb()->setQuery($this->getDb()->getQuery(true)->insert($this->getDb()->quoteName('#__patchtester_pulls'))->columns(array($this->getDb()->quoteName('pull_id'), $this->getDb()->quoteName('title'), $this->getDb()->quoteName('description'), $this->getDb()->quoteName('pull_url'), $this->getDb()->quoteName('sha')))->values($data));
try {
$this->getDb()->execute();
} catch (\RuntimeException $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_INSERT_DATABASE', $e->getMessage()), $e->getCode(), $e);
}
// Need to make another request
return array('complete' => false, 'page' => $page + 1);
}
/**
* Patches the code with the supplied pull request
*
* @param integer $id ID of the pull request to apply
*
* @return boolean
*
* @since 2.0
* @throws \RuntimeException
*/
public function apply($id)
{
// Get the Github object
$github = Helper::initializeGithub();
try {
$rateResponse = $github->getRateLimit();
$rate = json_decode($rateResponse->body);
} catch (UnexpectedResponse $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
// If over the API limit, we can't build this list
if ($rate->resources->core->remaining == 0) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_API_LIMIT_LIST', \JFactory::getDate($rate->resources->core->reset)));
}
try {
$pullResponse = $github->getPullRequest($this->getState()->get('github_user'), $this->getState()->get('github_repo'), $id);
$pull = json_decode($pullResponse->body);
} catch (UnexpectedResponse $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
if (is_null($pull->head->repo)) {
throw new \RuntimeException(\JText::_('COM_PATCHTESTER_REPO_IS_GONE'));
}
try {
$filesResponse = $github->getFilesForPullRequest($this->getState()->get('github_user'), $this->getState()->get('github_repo'), $id);
$files = json_decode($filesResponse->body);
} catch (UnexpectedResponse $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
if (!count($files)) {
return false;
}
$parsedFiles = $this->parseFileList($files);
foreach ($parsedFiles as $file) {
switch ($file->action) {
case 'deleted':
if (!file_exists(JPATH_ROOT . '/' . $file->filename)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_FILE_DELETED_DOES_NOT_EXIST_S', $file->filename));
}
break;
case 'added':
case 'modified':
case 'renamed':
// If the backup file already exists, we can't apply the patch
if (file_exists(JPATH_COMPONENT . '/backups/' . md5($file->filename) . '.txt')) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_CONFLICT_S', $file->filename));
}
if ($file->action == 'modified' && !file_exists(JPATH_ROOT . '/' . $file->filename)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_FILE_MODIFIED_DOES_NOT_EXIST_S', $file->filename));
}
try {
$contentsResponse = $github->getFileContents($pull->head->user->login, $this->getState()->get('github_repo'), $file->repofilename, urlencode($pull->head->ref));
$contents = json_decode($contentsResponse->body);
// In case encoding type ever changes
switch ($contents->encoding) {
case 'base64':
$file->body = base64_decode($contents->content);
break;
default:
throw new \RuntimeException(\JText::_('COM_PATCHTESTER_ERROR_UNSUPPORTED_ENCODING'));
}
} catch (UnexpectedResponse $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_COULD_NOT_CONNECT_TO_GITHUB', $e->getMessage()), $e->getCode(), $e);
}
break;
}
}
jimport('joomla.filesystem.file');
jimport('joomla.filesystem.path');
// At this point, we have ensured that we have all the new files and there are no conflicts
foreach ($parsedFiles as $file) {
// We only create a backup if the file already exists
if ($file->action == 'deleted' || file_exists(JPATH_ROOT . '/' . $file->filename) && $file->action == 'modified' || file_exists(JPATH_ROOT . '/' . $file->originalFile) && $file->action == 'renamed') {
$filename = $file->action == 'renamed' ? $file->originalFile : $file->filename;
$src = JPATH_ROOT . '/' . $filename;
$dest = JPATH_COMPONENT . '/backups/' . md5($filename) . '.txt';
if (!\JFile::copy(\JPath::clean($src), $dest)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_COPY_FILE', $src, $dest));
}
}
switch ($file->action) {
case 'modified':
case 'added':
if (!\JFile::write(\JPath::clean(JPATH_ROOT . '/' . $file->filename), $file->body)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_WRITE_FILE', JPATH_ROOT . '/' . $file->filename));
}
break;
case 'deleted':
if (!\JFile::delete(\JPath::clean(JPATH_ROOT . '/' . $file->filename))) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_DELETE_FILE', JPATH_ROOT . '/' . $file->filename));
}
break;
case 'renamed':
if (!\JFile::delete(\JPath::clean(JPATH_ROOT . '/' . $file->originalFile))) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_DELETE_FILE', JPATH_ROOT . '/' . $file->originalFile));
}
if (!\JFile::write(\JPath::clean(JPATH_ROOT . '/' . $file->filename), $file->body)) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_CANNOT_WRITE_FILE', JPATH_ROOT . '/' . $file->filename));
}
break;
}
// We don't need the file's body any longer (and it causes issues with binary data when json_encode() is run), so remove it
unset($file->body);
}
$record = (object) array('pull_id' => $pull->number, 'data' => json_encode($parsedFiles), 'patched_by' => \JFactory::getUser()->id, 'applied' => 1, 'applied_version' => JVERSION);
$db = $this->getDb();
$db->insertObject('#__patchtester_tests', $record);
// Insert the retrieved commit SHA into the pulls table for this item
$db->setQuery($db->getQuery(true)->update('#__patchtester_pulls')->set('sha = ' . $db->quote($pull->head->sha))->where($db->quoteName('pull_id') . ' = ' . (int) $id))->execute();
return true;
}
/**
* Method to request new data from GitHub
*
* @param integer $page The page of the request
*
* @return array
*
* @since 2.0
* @throws \RuntimeException
*/
public function requestFromGithub($page)
{
// If on page 1, dump the old data
if ($page === 1) {
$this->getDb()->truncateTable('#__patchtester_pulls');
}
try {
// TODO - Option to configure the batch size
$batchSize = 100;
$pullsResponse = Helper::initializeGithub()->getOpenIssues($this->getState()->get('github_user'), $this->getState()->get('github_repo'), $page, $batchSize);
$pulls = json_decode($pullsResponse->body);
} catch (UnexpectedResponse $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_GITHUB_FETCH', $e->getMessage()), $e->getCode(), $e);
}
// If this is page 1, let's check to see if we need to paginate
if ($page === 1) {
// Default this to being a single page of results
$lastPage = 1;
if (isset($pullsResponse->headers['Link'])) {
preg_match('/(\\?page=[0-9]&per_page=' . $batchSize . '+>; rel=\\"last\\")/', $pullsResponse->headers['Link'], $matches);
if ($matches && isset($matches[0])) {
$pageSegment = str_replace('&per_page=' . $batchSize, '', $matches[0]);
preg_match('/\\d+/', $pageSegment, $pages);
$lastPage = (int) $pages[0];
}
}
}
// If there are no pulls to insert then bail, assume we're finished
if (count($pulls) === 0) {
return array('complete' => true);
}
$data = array();
foreach ($pulls as $pull) {
if (isset($pull->pull_request)) {
// Check if this PR is RTC
$isRTC = false;
foreach ($pull->labels as $label) {
if ($label->name === 'RTC') {
$isRTC = true;
break;
}
}
// Build the data object to store in the database
$pullData = array((int) $pull->number, $this->getDb()->quote(\JHtml::_('string.truncate', $pull->title, 150)), $this->getDb()->quote(\JHtml::_('string.truncate', $pull->body, 100)), $this->getDb()->quote($pull->pull_request->html_url), (int) $isRTC);
$data[] = implode($pullData, ',');
}
}
// If there are no pulls to insert then bail, assume we're finished
if (count($data) === 0) {
return array('complete' => true);
}
$this->getDb()->setQuery($this->getDb()->getQuery(true)->insert('#__patchtester_pulls')->columns(array('pull_id', 'title', 'description', 'pull_url', 'is_rtc'))->values($data));
try {
$this->getDb()->execute();
} catch (\RuntimeException $e) {
throw new \RuntimeException(\JText::sprintf('COM_PATCHTESTER_ERROR_INSERT_DATABASE', $e->getMessage()), $e->getCode(), $e);
}
// Need to make another request
return array('complete' => false, 'page' => $page + 1, 'lastPage' => isset($lastPage) ? $lastPage : false);
}
