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patchtester/administrator/components/com_patchtester/models/pull.php

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2011-10-11 13:02:57 +00:00
<?php
/**
* @package PatchTester
* @copyright Copyright (C) 2011 Ian MacLennan, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Methods supporting pull requests.
*
* @package PatchTester
*/
class PatchtesterModelPull extends JModel
{
/**
* Method to auto-populate the model state.
*
* Note. Calling getState in this method will result in recursion.
*
* @since 1.6
*/
protected function populateState()
{
// Initialise variables.
$app = JFactory::getApplication('administrator');
// Load the parameters.
$params = JComponentHelper::getParams('com_patchtester');
$this->setState('params', $params);
$this->setState('github_user', $params->get('org'));
$this->setState('github_repo', $params->get('repo'));
parent::populateState();
}
public function apply($id)
{
jimport('joomla.client.github');
jimport('joomla.client.http');
$table = JTable::getInstance('tests', 'PatchTesterTable');
$github = new JGithub();
$pull = $github->pulls->get($this->getState('github_user'), $this->getState('github_repo'), $id);
$patchUrl = $pull->patch_url;
$http = new JHttp;
$patch = $http->get($patchUrl)->body;
$patch = explode("\n", $patch);
$files = array();
foreach ($patch AS $line)
{
if (is_null($pull->head->repo)) {
$this->setError(JText::_('COM_PATCHTESTER_REPO_IS_GONE'));
return false;
}
if (strpos($line, '--- a/') === 0) {
$file = substr($line, 6);
// if the backup file already exists, we can't apply the patch
if (file_exists(JPATH_COMPONENT . '/backups/' . md5($file) . '.txt')) {
$this->setError(JText::_('COM_PATCHTESTER_CONFLICT'));
return false;
}
$files[] = $file;
}
}
foreach ($files AS $file)
{
// we only create a backup if the file already exists
if (file_exists(JPATH_ROOT . '/' . $file)) {
JFile::copy(JPath::clean(JPATH_ROOT . '/' . $file), JPATH_COMPONENT . '/backups/' . md5($file) . '.txt');
}
$url = 'https://raw.github.com/' . $pull->head->user->login . '/' . $pull->head->repo->name . '/' .
$pull->head->ref . $file;
$newFile = $http->get($url);
JFile::write(JPath::clean(JPATH_ROOT . '/' . $file), $newFile->body);
}
$table->pull_id = $pull->number;
$table->data = json_encode($files);
$table->patched_by = JFactory::getUser()->id;
$table->applied = 1;
$version = new JVersion;
$table->applied_version = $version->getShortVersion();
$result = $table->store();
if ($result) {
return true;
} else {
return false;
}
}
public function revert($id)
{
$table = JTable::getInstance('tests', 'PatchTesterTable');
$table->load($id);
// we don't want to restore files from an older version
$version = new JVersion;
if ($table->applied_version != $version->getShortVersion()) {
$table->applied = 0;
$table->applied_version = '';
$table->store();
return true;
}
$files = json_decode($table->data);
foreach ($files AS $file) {
JFile::copy(JPATH_COMPONENT . '/backups/' . md5($file) . '.txt', JPATH_ROOT . '/' . $file);
JFile::delete(JPATH_COMPONENT . '/backups/' . md5($file) . '.txt');
}
$table->applied_version = '';
$table->applied = 0;
$table->store();
return true;
}
}