139 lines
5.2 KiB
PHP
139 lines
5.2 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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* This class implements the cache storage for the Git commits.
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*
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* The storage is simple. Each commit is linked to a project to drop
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* the cache when the project is dropped. The key is the commit hash
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* and the data is the date, author and one line title of information.
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*
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* A clean interface is available to bulk set/get a series of commit
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* info with the minimum of SQL queries. The goal is to be fast.
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*/
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class IDF_Scm_Cache_Git extends Pluf_Model
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{
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public $_model = __CLASS__;
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/**
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* The current project to limit the search to.
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*/
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public $_project = null;
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/**
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* Store in the cache blob infos.
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*
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* The info is an array of stdClasses, with hash, date, title and
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* author properties.
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*
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* @param array Blob infos
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*/
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public function store($infos)
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{
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foreach ($infos as $blob) {
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$cache = new IDF_Scm_Cache_Git();
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$cache->project = $this->_project;
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$cache->githash = $blob->hash;
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$blob->title = IDF_Commit::toUTF8($blob->title);
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$cache->content = IDF_Commit::toUTF8($blob->date) . chr(31)
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. IDF_Commit::toUTF8($blob->author) . chr(31)
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. IDF_Commit::toUTF8($blob->title);
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$sql = new Pluf_SQL('project=%s AND githash=%s',
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array($this->_project->id, $blob->hash));
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if (0 == Pluf::factory(__CLASS__)->getCount(array('filter' => $sql->gen()))) {
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$cache->create();
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}
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}
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}
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/**
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* Get for the given hashes the corresponding date, title and
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* author.
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*
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* It returns an hash indexed array with the info. If an hash is
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* not in the db, the key is not set.
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*
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* Note that the hashes must always come from internal tools.
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*
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* @param array Hashes to get info
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* @return array Blob infos
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*/
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public function retrieve($hashes)
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{
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$res = array();
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$db = $this->getDbConnection();
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$hashes = array_map(array($db, 'esc'), $hashes);
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$sql = new Pluf_SQL('project=%s AND githash IN ('.implode(', ', $hashes).')',
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array($this->_project->id));
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foreach (Pluf::factory(__CLASS__)->getList(array('filter' => $sql->gen())) as $blob) {
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$tmp = explode(chr(31), $blob->content, 3);
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// sometimes the title might be empty
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if (!isset($tmp[2])) $tmp[2] = '';
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$res[$blob->githash] = (object) array(
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'hash' => $blob->githash,
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'date' => $tmp[0],
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'title' => $tmp[2],
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'author' => $tmp[1],
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);
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}
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return $res;
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}
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/**
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* The storage is composed of 4 columns, id, project, hash and the
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* raw data.
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*/
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function init()
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{
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$this->_a['table'] = 'idf_scm_cache_git';
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$this->_a['model'] = __CLASS__;
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$this->_a['cols'] = array(
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// It is mandatory to have an "id" column.
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'id' =>
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array(
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'type' => 'Pluf_DB_Field_Sequence',
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'blank' => true,
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),
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'project' =>
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array(
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'type' => 'Pluf_DB_Field_Foreignkey',
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'model' => 'IDF_Project',
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'blank' => false,
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),
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'githash' =>
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array(
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'type' => 'Pluf_DB_Field_Varchar',
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'blank' => false,
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'size' => 40,
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'index' => true,
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),
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'content' =>
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array(
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'type' => 'Pluf_DB_Field_Text',
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'blank' => false,
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),
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);
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}
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}
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