606 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			606 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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# ***** BEGIN LICENSE BLOCK *****
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# This file is part of InDefero, an open source project management application.
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# Copyright (C) 2008-2011 Céondo Ltd and contributors.
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#
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# InDefero is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# InDefero is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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#
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# ***** END LICENSE BLOCK ***** */
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/**
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 * Subversion backend.
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 * When a branch is not a branch.
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 *
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 * Contrary to most other SCMs, Subversion is using folders to manage
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 * the branches and so what is either the commit or the branch in
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 * other SCMs is the revision number with Subversion. So, do not be
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 * surprised if you have the feeling that the methods are not really
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 * returning what could be expected from their names.
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 */
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class IDF_Scm_Svn extends IDF_Scm
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{
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    public $username = '';
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    public $password = '';
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    private $assoc = array('dir' => 'tree',
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                           'file' => 'blob');
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    public function __construct($repo, $project=null)
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    {
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        $this->repo = $repo;
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        $this->project = $project;
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        $this->cache['commitmess'] = array();
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    }
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    public function isAvailable()
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    {
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --xml --username=%s --password=%s %s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        $xmlInfo = self::shell_exec('IDF_Scm_Svn::isAvailable', $cmd);
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        try {
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            $xml = simplexml_load_string($xmlInfo);
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        }
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        catch (Exception $e) {
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            return false;
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        }
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        if (!isset($xml->entry->commit['revision'])) {
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            return false;
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        }
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        if (0 == (int)$xml->entry->commit['revision']) {
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            return false;
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        }
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        return true;
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    }
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    public function getRepositorySize()
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    {
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        if (strpos($this->repo, 'file://') !== 0) {
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            return -1;
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        }
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').'du -sk '
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            .escapeshellarg(substr($this->repo, 7));
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        $out = explode(' ', self::shell_exec('IDF_Scm_Svn::getRepositorySize', $cmd), 2);
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        return (int) $out[0]*1024;
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    }
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    /**
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     * Given the string describing the author from the log find the
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     * author in the database.
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     *
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     * @param string Author
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     * @return mixed Pluf_User or null
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     */
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    public function findAuthor($author)
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    {
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        $sql = new Pluf_SQL('login=%s', array(trim($author)));
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        $users = Pluf::factory('Pluf_User')->getList(array('filter'=>$sql->gen()));
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        return ($users->count() > 0) ? $users[0] : null;
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    }
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    /**
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     * Returns the URL of the subversion repository.
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     *
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     * @param IDF_Project
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     * @param string
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     * @return string URL
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     */
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    public static function getAnonymousAccessUrl($project,$commit=null)
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    {
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        $conf = $project->getConf();
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        if (false !== ($url=$conf->getVal('svn_remote_url', false))
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            && !empty($url)) {
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            // Remote repository
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            return $url;
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        }
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        return sprintf(Pluf::f('svn_remote_url'), $project->shortname);
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    }
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    /**
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     * Returns the URL of the subversion repository.
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     *
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     * @param IDF_Project
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     * @param string
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     * @return string URL
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     */
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    public static function getAuthAccessUrl($project, $user, $commit=null)
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    {
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        $conf = $project->getConf();
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        if (false !== ($url=$conf->getVal('svn_remote_url', false))
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            && !empty($url)) {
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            // Remote repository
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            return $url;
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        }
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        return sprintf(Pluf::f('svn_remote_url'), $project->shortname);
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    }
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    /**
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     * Returns this object correctly initialized for the project.
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     *
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     * @param IDF_Project
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     * @return IDF_Scm_Svn
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     */
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    public static function factory($project)
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    {
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        $conf = $project->getConf();
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        // Find the repository
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        if (false !== ($rep=$conf->getVal('svn_remote_url', false))
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            && !empty($rep)) {
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            // Remote repository
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            $scm = new IDF_Scm_Svn($rep, $project);
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            $scm->username = $conf->getVal('svn_username');
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            $scm->password = $conf->getVal('svn_password');
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            return $scm;
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        } else {
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            $rep = sprintf(Pluf::f('svn_repositories'), $project->shortname);
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            return new IDF_Scm_Svn($rep, $project);
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        }
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    }
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    /**
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     * Subversion revisions are either a number or 'HEAD'.
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     */
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    public function validateRevision($rev)
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    {
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        if ($rev == 'HEAD') {
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            return IDF_Scm::REVISION_VALID;
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        }
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo),
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                       escapeshellarg($rev));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        self::exec('IDF_Scm_Svn::validateRevision', $cmd, $out, $ret);
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        if ($ret == 0)
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            return IDF_Scm::REVISION_VALID;
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        return IDF_Scm::REVISION_INVALID;
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    }
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    /**
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     * Test a given object hash.
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     *
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     * @param string Object hash.
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     * @return mixed false if not valid or 'blob', 'tree', 'commit'
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     */
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    public function testHash($rev, $path='')
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    {
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        // OK if HEAD on /
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        if ($rev === 'HEAD' && $path === '') {
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            return 'commit';
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        }
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        // Else, test the path on revision
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --xml --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/'.self::smartEncode($path)),
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                       escapeshellarg($rev));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        $xmlInfo = self::shell_exec('IDF_Scm_Svn::testHash', $cmd);
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        // If exception is thrown, return false
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        try {
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            $xml = simplexml_load_string($xmlInfo);
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        }
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        catch (Exception $e) {
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            return false;
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        }
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        // If the entry node does exists, params are wrong
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        if (!isset($xml->entry)) {
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            return false;
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        }
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        // Else, enjoy it :)
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        return 'commit';
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    }
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    public function getTree($commit, $folder='/', $branch=null)
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    {
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' ls --xml --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/'.self::smartEncode($folder)),
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                       escapeshellarg($commit));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        $xml = simplexml_load_string(self::shell_exec('IDF_Scm_Svn::getTree', $cmd));
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        $res = array();
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        $folder = (strlen($folder) and ($folder != '/')) ? $folder.'/' : '';
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        foreach ($xml->list->entry as $entry) {
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            $file = array();
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            $file['type'] = $this->assoc[(string) $entry['kind']];
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            $file['file'] = (string) $entry->name;
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            $file['fullpath'] = $folder.((string) $entry->name);
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            $file['efullpath'] = self::smartEncode($file['fullpath']);
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            $file['date'] = gmdate('Y-m-d H:i:s',
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                                   strtotime((string) $entry->commit->date));
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            $file['rev'] = (string) $entry->commit['revision'];
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            $file['log'] = $this->getCommitMessage($file['rev']);
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            // Get the size if the type is blob
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            if ($file['type'] == 'blob') {
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                $file['size'] = (string) $entry->size;
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            }
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            $file['author'] = (string) $entry->commit->author;
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            $file['perm'] = '';
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            $res[] = (object) $file;
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        }
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        return $res;
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    }
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    /**
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     * Get the commit message of a revision revision.
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     *
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     * @param string Commit ('HEAD')
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     * @return String commit message
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     */
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    private function getCommitMessage($rev='HEAD')
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    {
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        if (isset($this->cache['commitmess'][$rev])) {
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            return $this->cache['commitmess'][$rev];
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        }
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' log --xml --limit 1 --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo),
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                       escapeshellarg($rev));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        try {
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            $xml = simplexml_load_string(self::shell_exec('IDF_Scm_Svn::getCommitMessage', $cmd));
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            $this->cache['commitmess'][$rev] = (string) $xml->logentry->msg;
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        }
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        catch (Exception $e) {
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            $this->cache['commitmess'][$rev] = '';
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        }
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        return $this->cache['commitmess'][$rev];
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    }
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    public function getPathInfo($filename, $rev=null)
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    {
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        if ($rev == null) {
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            $rev = 'HEAD';
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        }
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --xml --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/'.self::smartEncode($filename)),
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                       escapeshellarg($rev));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        $xml = simplexml_load_string(self::shell_exec('IDF_Scm_Svn::getPathInfo', $cmd));
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        if (!isset($xml->entry)) {
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            return false;
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        }
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        $entry = $xml->entry;
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        $file = array();
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        $file['fullpath'] = $filename;
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        $file['hash'] = (string) $entry->repository->uuid;
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        $file['type'] = $this->assoc[(string) $entry['kind']];
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        $pathinfo = pathinfo($filename);
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        $file['file'] = $pathinfo['basename'];
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        $file['rev'] = $rev;
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        $file['author'] = (string) $entry->author;
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        $file['date'] = gmdate('Y-m-d H:i:s', strtotime((string) $entry->commit->date));
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        $file['size'] = (string) $entry->size;
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        $file['log'] = '';
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        return (object) $file;
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    }
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    public function getFile($def, $cmd_only=false)
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    {
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' cat --username=%s --password=%s %s@%s',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/'.self::smartEncode($def->fullpath)),
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                       escapeshellarg($def->rev));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        return ($cmd_only) ?
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            $cmd : self::shell_exec('IDF_Scm_Svn::getFile', $cmd);
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    }
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    /**
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     * Subversion branches are folder based.
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     *
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     * One need to list the folder to know them.
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     */
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    public function getBranches()
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    {
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        if (isset($this->cache['branches'])) {
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            return $this->cache['branches'];
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        }
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        $res = array();
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' ls --username=%s --password=%s %s@HEAD',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/branches'));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        self::exec('IDF_Scm_Svn::getBranches', $cmd, $out, $ret);
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        if ($ret == 0) {
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            foreach ($out as $entry) {
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                if (substr(trim($entry), -1) == '/') {
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                    $branch = substr(trim($entry), 0, -1);
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                    $res[$branch] = 'branches/'.$branch;
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                }
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            }
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        }
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        ksort($res);
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --username=%s --password=%s %s@HEAD',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/trunk'));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        self::exec('IDF_Scm_Svn::getBranches', $cmd, $out, $ret);
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        if ($ret == 0) {
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            $res = array('trunk' => 'trunk') + $res;
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        }
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        $this->cache['branches'] = $res;
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        return $res;
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    }
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    /**
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     * Subversion tags are folder based.
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     *
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     * One need to list the folder to know them.
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     */
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    public function getTags()
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    {
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        if (isset($this->cache['tags'])) {
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            return $this->cache['tags'];
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        }
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        $res = array();
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        $cmd = sprintf(Pluf::f('svn_path', 'svn').' ls --username=%s --password=%s %s@HEAD',
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                       escapeshellarg($this->username),
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                       escapeshellarg($this->password),
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                       escapeshellarg($this->repo.'/tags'));
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        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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        self::exec('IDF_Scm_Svn::getTags', $cmd, $out, $ret);
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        if ($ret == 0) {
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            foreach ($out as $entry) {
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                if (substr(trim($entry), -1) == '/') {
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                    $tag = substr(trim($entry), 0, -1);
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                    $res[$tag] = 'tags/'.$tag;
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                }
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            }
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        }
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        ksort($res);
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        $this->cache['tags'] = $res;
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        return $res;
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    }
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    public function getMainBranch()
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    {
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        return 'HEAD';
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    }
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    public function inBranches($commit, $path)
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    {
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        foreach ($this->getBranches() as $branch => $bpath) {
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            if ($bpath and 0 === strpos($path, $bpath)) {
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                return array($branch);
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            }
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        }
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        return array();
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    }
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    public function inTags($commit, $path)
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    {
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        foreach ($this->getTags() as $tag => $tpath) {
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            if ($tpath and 0 === strpos($path, $tpath)) {
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                return array($tag);
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            }
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        }
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        return array();
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    }
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    /**
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     * Get commit details.
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     *
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     * @param string Commit
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     * @param bool Get commit diff (false)
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						|
     * @return array Changes
 | 
						|
     */
 | 
						|
    public function getCommit($commit, $getdiff=false)
 | 
						|
    {
 | 
						|
        if ($this->validateRevision($commit) != IDF_Scm::REVISION_VALID) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        $res = array();
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' log --xml --limit 1 -v --username=%s --password=%s %s@%s',
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo),
 | 
						|
                       escapeshellarg($commit));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $xmlRes = self::shell_exec('IDF_Scm_Svn::getCommit', $cmd);
 | 
						|
        $xml = simplexml_load_string($xmlRes);
 | 
						|
        $res['author'] = (string) $xml->logentry->author;
 | 
						|
        $res['date'] = gmdate('Y-m-d H:i:s', strtotime((string) $xml->logentry->date));
 | 
						|
        $res['title'] = (string) $xml->logentry->msg;
 | 
						|
        $res['commit'] = (string) $xml->logentry['revision'];
 | 
						|
        $res['parents'] = $xml->logentry['revision'] > 1
 | 
						|
            ? array((string) $xml->logentry['revision'] - 1)
 | 
						|
            : array();
 | 
						|
        $res['diff'] = ($getdiff) ? $this->getDiff($commit) : '';
 | 
						|
        $res['tree'] = '';
 | 
						|
        $res['branch'] = '';
 | 
						|
        return (object) $res;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Check if a commit is big.
 | 
						|
     *
 | 
						|
     * @param string Commit ('HEAD')
 | 
						|
     * @return bool The commit is big
 | 
						|
     */
 | 
						|
    public function isCommitLarge($commit='HEAD')
 | 
						|
    {
 | 
						|
        if (substr($this->repo, 0, 7) != 'file://') {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        // We have a locally hosted repository, we can query it with
 | 
						|
        // svnlook
 | 
						|
        $repo = substr($this->repo, 7);
 | 
						|
        $cmd = sprintf(Pluf::f('svnlook_path', 'svnlook').' changed -r %s %s',
 | 
						|
                       escapeshellarg($commit),
 | 
						|
                       escapeshellarg($repo));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $out = self::shell_exec('IDF_Scm_Svn::isCommitLarge', $cmd);
 | 
						|
        $lines = preg_split("/\015\012|\015|\012/", $out);
 | 
						|
        return (count($lines) > 100);
 | 
						|
    }
 | 
						|
 | 
						|
    private function getDiff($rev='HEAD')
 | 
						|
    {
 | 
						|
        $res = array();
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' diff -c %s --username=%s --password=%s %s',
 | 
						|
                       escapeshellarg($rev),
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        return self::shell_exec('IDF_Scm_Svn::getDiff', $cmd);
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get latest changes.
 | 
						|
     *
 | 
						|
     * @param string Revision or ('HEAD').
 | 
						|
     * @param int Number of changes (10).
 | 
						|
     *
 | 
						|
     * @return array Changes.
 | 
						|
     */
 | 
						|
    public function getChangeLog($branch=null, $n=10)
 | 
						|
    {
 | 
						|
        if ($branch != 'HEAD' and !preg_match('/^\d+$/', $branch)) {
 | 
						|
            // we accept only revisions or HEAD
 | 
						|
            $branch = 'HEAD';
 | 
						|
        }
 | 
						|
        $res = array();
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' log --xml -v --limit %s --username=%s --password=%s %s@%s',
 | 
						|
                       escapeshellarg($n),
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo),
 | 
						|
                       escapeshellarg($branch));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $xmlRes = self::shell_exec('IDF_Scm_Svn::getChangeLog', $cmd);
 | 
						|
        $xml = simplexml_load_string($xmlRes);
 | 
						|
        foreach ($xml->logentry as $entry) {
 | 
						|
            $log = array();
 | 
						|
            $log['author'] = (string) $entry->author;
 | 
						|
            $log['date'] = gmdate('Y-m-d H:i:s', strtotime((string) $entry->date));
 | 
						|
            $split = preg_split("[\n\r]", (string) $entry->msg, 2);
 | 
						|
            $log['title'] = $split[0];
 | 
						|
            $log['commit'] = (string) $entry['revision'];
 | 
						|
            $log['full_message'] = (isset($split[1])) ? trim($split[1]) : '';
 | 
						|
            $res[] = (object) $log;
 | 
						|
        }
 | 
						|
        return $res;
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get additionnals properties on path and revision
 | 
						|
     *
 | 
						|
     * @param string File
 | 
						|
     * @param string Commit ('HEAD')
 | 
						|
     * @return array
 | 
						|
     */
 | 
						|
    public function getProperties($rev, $path='')
 | 
						|
    {
 | 
						|
        $res = array();
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' proplist --xml --username=%s --password=%s %s@%s',
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo.'/'.self::smartEncode($path)),
 | 
						|
                       escapeshellarg($rev));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $xmlProps = self::shell_exec('IDF_Scm_Svn::getProperties', $cmd);
 | 
						|
        $props = simplexml_load_string($xmlProps);
 | 
						|
 | 
						|
        // No properties, returns an empty array
 | 
						|
        if (!isset($props->target)) {
 | 
						|
            return $res;
 | 
						|
        }
 | 
						|
 | 
						|
        // Get the value of each property
 | 
						|
        foreach ($props->target->property as $prop) {
 | 
						|
            $key = (string) $prop['name'];
 | 
						|
            $res[$key] = $this->getProperty($key, $rev, $path);
 | 
						|
        }
 | 
						|
 | 
						|
        return $res;
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get a specific additionnal property on path and revision
 | 
						|
     *
 | 
						|
     * @param string Property
 | 
						|
     * @param string File
 | 
						|
     * @param string Commit ('HEAD')
 | 
						|
     * @return string the property value
 | 
						|
     */
 | 
						|
    private function getProperty($property, $rev, $path='')
 | 
						|
    {
 | 
						|
        $res = array();
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' propget --xml %s --username=%s --password=%s %s@%s',
 | 
						|
                       escapeshellarg($property),
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo.'/'.self::smartEncode($path)),
 | 
						|
                       escapeshellarg($rev));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $xmlProp = self::shell_exec('IDF_Scm_Svn::getProperty', $cmd);
 | 
						|
        $prop = simplexml_load_string($xmlProp);
 | 
						|
 | 
						|
        return (string) $prop->target->property;
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get the number of the last commit in the repository.
 | 
						|
     *
 | 
						|
     * @param string Commit ('HEAD').
 | 
						|
     *
 | 
						|
     * @return String last number commit
 | 
						|
     */
 | 
						|
    public function getLastCommit($rev='HEAD')
 | 
						|
    {
 | 
						|
        $xmlInfo = '';
 | 
						|
        $cmd = sprintf(Pluf::f('svn_path', 'svn').' info --xml --username=%s --password=%s %s@%s',
 | 
						|
                       escapeshellarg($this->username),
 | 
						|
                       escapeshellarg($this->password),
 | 
						|
                       escapeshellarg($this->repo),
 | 
						|
                       escapeshellarg($rev));
 | 
						|
        $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
 | 
						|
        $xmlInfo = self::shell_exec('IDF_Scm_Svn::getLastCommit', $cmd);
 | 
						|
 | 
						|
        $xml = simplexml_load_string($xmlInfo);
 | 
						|
        return (string) $xml->entry->commit['revision'];
 | 
						|
    }
 | 
						|
}
 | 
						|
 |