| <?php␊ | 
| /* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */␊ | 
| /*␊ | 
| # ***** BEGIN LICENSE BLOCK *****␊ | 
| # This file is part of InDefero, an open source project management application.␊ | 
| # Copyright (C) 2008 CĂ©ondo Ltd and contributors.␊ | 
| #␊ | 
| # InDefero is free software; you can redistribute it and/or modify␊ | 
| # it under the terms of the GNU General Public License as published by␊ | 
| # the Free Software Foundation; either version 2 of the License, or␊ | 
| # (at your option) any later version.␊ | 
| #␊ | 
| # InDefero is distributed in the hope that it will be useful,␊ | 
| # but WITHOUT ANY WARRANTY; without even the implied warranty of␊ | 
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the␊ | 
| # GNU General Public License for more details.␊ | 
| #␊ | 
| # You should have received a copy of the GNU General Public License␊ | 
| # along with this program; if not, write to the Free Software␊ | 
| # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA␊ | 
| #␊ | 
| # ***** END LICENSE BLOCK ***** */␊ | 
| ␊ | 
| /**␊ | 
| * Mercurial utils.␊ | 
| *␊ | 
| */␊ | 
| class IDF_Scm_Mercurial␊ | 
| {␊ | 
| public $repo = '';␊ | 
| ␊ | 
| public function __construct($repo)␊ | 
| {␊ | 
| $this->repo = $repo;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Returns the URL of the git daemon.␊ | 
| *␊ | 
| * @param IDF_Project␊ | 
| * @return string URL␊ | 
| */␊ | 
| public static function getRemoteAccessUrl($project)␊ | 
| {␊ | 
| $url = Pluf::f('mercurial_remote_url');␊ | 
| if (Pluf::f('mercurial_repositories_unique', true)) {␊ | 
| return $url;␊ | 
| }␊ | 
| return $url.'/'.$project->shortname;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Returns this object correctly initialized for the project.␊ | 
| *␊ | 
| * @param IDF_Project␊ | 
| * @return IDF_Scm_Git␊ | 
| */␊ | 
| public static function factory($project)␊ | 
| {␊ | 
| $rep = Pluf::f('mercurial_repositories');␊ | 
| if (false == Pluf::f('mercurial_repositories_unique', false)) {␊ | 
| $rep = $rep.'/'.$project->shortname;␊ | 
| }␊ | 
| return new IDF_Scm_Mercurial($rep);␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Test a given object hash.␊ | 
| *␊ | 
| * @param string Object hash.␊ | 
| * @param null to be svn client compatible␊ | 
| * @return mixed false if not valid or 'blob', 'tree', 'commit'␊ | 
| */␊ | 
| public function testHash($hash, $dummy=null)␊ | 
| {␊ | 
| $cmd = sprintf('hg log -R %s -r %s',␊ | 
| escapeshellarg($this->repo),␊ | 
| escapeshellarg($hash));␊ | 
| $ret = 0; ␊ | 
| $out = array();␊ | 
| IDF_Scm::exec($cmd, &$out, &$ret);␊ | 
| return ($ret != 0) ? false : 'commit'; ␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Given a commit hash returns an array of files in it.␊ | 
| *␊ | 
| * A file is a class with the following properties:␊ | 
| *␊ | 
| * 'perm', 'type', 'size', 'hash', 'file'␊ | 
| *␊ | 
| * @param string Commit ('HEAD')␊ | 
| * @param string Base folder ('')␊ | 
| * @return array ␊ | 
| */␊ | 
| public function filesAtCommit($commit='tip', $folder='')␊ | 
| {␊ | 
| // now we grab the info about this commit including its tree.␊ | 
| $co = $this->getCommit($commit);␊ | 
| if ($folder) {␊ | 
| // As we are limiting to a given folder, we need to find␊ | 
| // the tree corresponding to this folder.␊ | 
| $found = false;␊ | 
| foreach ($this->getTreeInfo($co->tree, true, '', true) as $file) {␊ | 
| if ($file->type == 'tree' and $file->file == $folder) {␊ | 
| $found = true;␊ | 
| break;␊ | 
| }␊ | 
| } ␊ | 
| if (!$found) {␊ | 
| throw new Exception(sprintf(__('Folder %1$s not found in commit %2$s.'), $folder, $commit));␊ | 
| }␊ | 
| }␊ | 
| $res = $this->getTreeInfo($commit, $recurse=true, $folder);␊ | 
| return $res;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Get the tree info.␊ | 
| *␊ | 
| * @param string Tree hash ␊ | 
| * @param bool Do we recurse in subtrees (true)␊ | 
| * @return array Array of file information.␊ | 
| */␊ | 
| public function getTreeInfo($tree, $recurse=true, $folder='', $root=false)␊ | 
| {␊ | 
| if ('commit' != $this->testHash($tree)) {␊ | 
| throw new Exception(sprintf(__('Not a valid tree: %s.'), $tree));␊ | 
| }␊ | 
| $cmd_tmpl = 'hg manifest -R %s --debug -r %s';␊ | 
| $cmd = sprintf($cmd_tmpl, escapeshellarg($this->repo), $tree, ($recurse) ? '' : ''); ␊ | 
| $out = array();␊ | 
| $res = array();␊ | 
| IDF_Scm::exec($cmd, &$out);␊ | 
| $out_hack = array();␊ | 
| foreach ($out as $line) {␊ | 
| list($hash, $perm, $exec, $file) = preg_split('/ |\t/', $line, 4);␊ | 
| $file = trim($file);␊ | 
| $dir = explode('/', $file, -1);␊ | 
| preg_match_all('|(\w+)/|', $file, $dir);␊ | 
| $tmp = '';␊ | 
| for ($i=0; $i < count($dir[1]); $i++) {␊ | 
| if ($i > 0) {␊ | 
| $tmp .= '/';␊ | 
| }␊ | 
| $tmp .= $dir[1][$i];␊ | 
| if (!in_array("empty\t000\t\t$tmp/", $out_hack))␊ | 
| $out_hack[] = "empty\t000\t\t$tmp/";␊ | 
| }␊ | 
| $out_hack[] = "$hash\t$perm\t$exec\t$file";␊ | 
| }␊ | 
| foreach ($out_hack as $line) {␊ | 
| list($hash, $perm, $exec, $file) = preg_split('/ |\t/', $line, 4);␊ | 
| $file = trim($file);␊ | 
| if (preg_match('/^(.*)\/$/', $file, $match)) {␊ | 
| $type = 'tree';␊ | 
| $file = $match[1];␊ | 
| } else {␊ | 
| $type = 'blob';␊ | 
| }␊ | 
| if (!$root and !$folder and preg_match('/^.*\/.*$/', $file)) {␊ | 
| continue;␊ | 
| }␊ | 
| if ($folder) {␊ | 
| preg_match('|^'.$folder.'[/]?([^/]+)?$|', $file,$match);␊ | 
| if (count($match) > 1) {␊ | 
| $file = $match[1];␊ | 
| } else {␊ | 
| continue;␊ | 
| }␊ | 
| }␊ | 
| $res[] = (object) array('perm' => $perm, 'type' => $type, ␊ | 
| 'hash' => $hash, 'fullpath' => ($folder) ? $folder.'/'.$file : $file,␊ | 
| 'file' => $file);␊ | 
| }␊ | 
| return $res;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Get the file info.␊ | 
| *␊ | 
| * @param string Commit ('HEAD')␊ | 
| * @return false Information␊ | 
| */␊ | 
| public function getFileInfo($totest, $commit='tip')␊ | 
| {␊ | 
| $cmd_tmpl = 'hg manifest -R %s --debug -r %s | sed \'s/*/ /\' | sort -k 3| uniq -f2';␊ | 
| $cmd = sprintf($cmd_tmpl, escapeshellarg($this->repo), $commit); ␊ | 
| $out = array();␊ | 
| $res = array();␊ | 
| IDF_Scm::exec($cmd, &$out);␊ | 
| $out_hack = array();␊ | 
| foreach ($out as $line) {␊ | 
| list($hash, $perm, $exec, $file) = preg_split('/ |\t/', $line, 4);␊ | 
| $file = trim($file);␊ | 
| $dir = explode('/', $file, -1);␊ | 
| preg_match_all('|(\w+)/|', $file, $dir);␊ | 
| $tmp = '';␊ | 
| for ($i=0; $i < count($dir[1]); $i++) {␊ | 
| if ($i > 0) {␊ | 
| $tmp .= '/';␊ | 
| }␊ | 
| $tmp .= $dir[1][$i];␊ | 
| if (!in_array("empty\t000\t\t$tmp/", $out_hack)) {␊ | 
| $out_hack[] = "emtpy\t000\t\t$tmp/";␊ | 
| }␊ | 
| }␊ | 
| $out_hack[] = "$hash\t$perm\t$exec\t$file";␊ | 
| }␊ | 
| ␊ | 
| foreach ($out_hack as $line) {␊ | 
| list($hash, $perm, $exec, $file) = preg_split('/ |\t/', $line, 4);␊ | 
| $file = trim ($file);␊ | 
| if (preg_match('/^(.*)\/$/', $file, $match)) {␊ | 
| $type = 'tree';␊ | 
| $file = $match[1];␊ | 
| } else {␊ | 
| $type = 'blob';␊ | 
| }␊ | 
| if ($totest == $file) {␊ | 
| return (object) array('perm' => $perm, 'type' => $type, ␊ | 
| 'hash' => $hash, ␊ | 
| 'file' => $file,␊ | 
| 'commit' => $commit␊ | 
| );␊ | 
| ␊ | 
| }␊ | 
| }␊ | 
| return false;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Get a blob.␊ | 
| *␊ | 
| * @param string request_file_info␊ | 
| * @param null to be svn client compatible␊ | 
| * @return string Raw blob␊ | 
| */␊ | 
| public function getBlob($request_file_info, $dummy=null)␊ | 
| {␊ | 
| return IDF_Scm::shell_exec(sprintf('hg cat -R %s -r %s %s',␊ | 
| escapeshellarg($this->repo), ␊ | 
| $dummy,␊ | 
| escapeshellarg($this->repo . '/' . $request_file_info->file)));␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Get the branches.␊ | 
| *␊ | 
| * @return array Branches.␊ | 
| */␊ | 
| public function getBranches()␊ | 
| {␊ | 
| $out = array();␊ | 
| IDF_Scm::exec(sprintf('hg branches -R %s', ␊ | 
| escapeshellarg($this->repo)), &$out);␊ | 
| $res = array();␊ | 
| foreach ($out as $b) {␊ | 
| preg_match('/(\S+).*\S+:(\S+)/', $b, $match);␊ | 
| $res[] = $match[1];␊ | 
| }␊ | 
| return $res;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Get commit details.␊ | 
| *␊ | 
| * @param string Commit ('HEAD').␊ | 
| * @return array Changes.␊ | 
| */␊ | 
| public function getCommit($commit='tip')␊ | 
| {␊ | 
| ␊ | 
| $cmd = sprintf('hg log -p -r %s -R %s', escapeshellarg($commit), escapeshellarg($this->repo));␊ | 
| $out = array();␊ | 
| IDF_Scm::exec($cmd, &$out);␊ | 
| $log = array();␊ | 
| $change = array();␊ | 
| $inchange = false;␊ | 
| foreach ($out as $line) {␊ | 
| if (!$inchange and 0 === strpos($line, 'diff -r')) {␊ | 
| $inchange = true;␊ | 
| }␊ | 
| if ($inchange) {␊ | 
| $change[] = $line;␊ | 
| } else {␊ | 
| $log[] = $line;␊ | 
| }␊ | 
| }␊ | 
| $out = self::parseLog($log, 6);␊ | 
| $out[0]->changes = implode("\n", $change);␊ | 
| return $out[0];␊ | 
| }␊ | 
| ␊ | 
| ␊ | 
| /**␊ | 
| * Get latest changes.␊ | 
| *␊ | 
| * @param string Commit ('HEAD').␊ | 
| * @param int Number of changes (10).␊ | 
| * @return array Changes.␊ | 
| */␊ | 
| public function getChangeLog($commit='tip', $n=10)␊ | 
| {␊ | 
| $cmd = sprintf('hg log -R %s -l%s ', escapeshellarg($this->repo), $n, $commit);␊ | 
| $out = array();␊ | 
| IDF_Scm::exec($cmd, &$out);␊ | 
| return self::parseLog($out, 6);␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Parse the log lines of a --pretty=medium log output.␊ | 
| *␊ | 
| * @param array Lines.␊ | 
| * @param int Number of lines in the headers (3)␊ | 
| * @return array Change log.␊ | 
| */␊ | 
| ␊ | 
| public static function parseLog($lines, $hdrs=3)␊ | 
| {␊ | 
| $res = array();␊ | 
| $c = array();␊ | 
| $i = 0;␊ | 
| $hdrs += 1;␊ | 
| foreach ($lines as $line) {␊ | 
| $i++;␊ | 
| if (0 === strpos($line, 'changeset:')) {␊ | 
| if (count($c) > 0) {␊ | 
| $c['full_message'] = trim($c['full_message']);␊ | 
| $res[] = (object) $c;␊ | 
| }␊ | 
| $c = array();␊ | 
| $c['commit'] = substr(strrchr($line, ':'), 1);␊ | 
| $c['full_message'] = '';␊ | 
| $i=1;␊ | 
| continue;␊ | 
| ␊ | 
| }␊ | 
| if ($i == $hdrs) {␊ | 
| $c['title'] = trim($line);␊ | 
| continue;␊ | 
| }␊ | 
| $match = array();␊ | 
| if (preg_match('/(\S+)\s*:\s*(.*)/', $line, $match)) {␊ | 
| $match[1] = strtolower($match[1]);␊ | 
| if ($match[1] == 'user') {␊ | 
| $c['author'] = $match[2];␊ | 
| } elseif ($match[1] == 'summary') {␊ | 
| $c['title'] = $match[2];␊ | 
| } else {␊ | 
| $c[$match[1]] = trim($match[2]);␊ | 
| }␊ | 
| if ($match[1] == 'date') {␊ | 
| $c['date'] = gmdate('Y-m-d H:i:s', strtotime($match[2]));␊ | 
| }␊ | 
| continue;␊ | 
| }␊ | 
| if ($i > ($hdrs+1)) {␊ | 
| $c['full_message'] .= trim($line)."\n";␊ | 
| continue;␊ | 
| }␊ | 
| }␊ | 
| $c['tree'] = $c['commit'];␊ | 
| $c['full_message'] = trim($c['full_message']);␊ | 
| $res[] = (object) $c;␊ | 
| return $res;␊ | 
| }␊ | 
| ␊ | 
| /**␊ | 
| * Generate the command to create a zip archive at a given commit.␊ | 
| *␊ | 
| * @param string Commit␊ | 
| * @param string Prefix ('git-repo-dump')␊ | 
| * @return string Command␊ | 
| */␊ | 
| public function getArchiveCommand($commit, $prefix='')␊ | 
| {␊ | 
| return sprintf('hg archive --type=zip -R %s -r %s -',␊ | 
| escapeshellarg($this->repo),␊ | 
| escapeshellarg($commit));␊ | 
| }␊ | 
| }␊ |