indefero/src/IDF/Conf.php

133 lines
4.5 KiB
PHP

<?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) 2008-2011 Céondo 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 ***** */
/**
* Configuration of a project.
*
* It is just storing a list of key/value
* pairs. We can that way store quite a lot of data.
*/
class IDF_Conf extends Pluf_Model
{
public $_model = __CLASS__;
public $datacache = null;
public $f = null;
protected $_project = null;
function init()
{
$this->_a['table'] = 'idf_conf';
$this->_a['model'] = __CLASS__;
$this->_a['cols'] = array(
// It is mandatory to have an "id" column.
'id' =>
array(
'type' => 'Pluf_DB_Field_Sequence',
//It is automatically added.
'blank' => true,
),
'project' =>
array(
'type' => 'Pluf_DB_Field_Foreignkey',
'model' => 'IDF_Project',
'blank' => false,
'verbose' => __('project'),
),
'vkey' =>
array(
'type' => 'Pluf_DB_Field_Varchar',
'blank' => false,
'size' => 50,
'verbose' => __('key'),
),
'vdesc' =>
array(
'type' => 'Pluf_DB_Field_Text',
'blank' => false,
'verbose' => __('value'),
),
);
$this->_a['idx'] = array('project_vkey_idx' =>
array(
'col' => 'project, vkey',
'type' => 'unique',
),
);
$this->f = new IDF_Config_DataProxy($this);
}
function setProject($project)
{
$this->datacache = null;
$this->_project = $project;
}
function initCache()
{
$this->datacache = new ArrayObject();
$sql = new Pluf_SQL('project=%s', $this->_project->id);
foreach ($this->getList(array('filter' => $sql->gen())) as $val) {
$this->datacache[$val->vkey] = $val->vdesc;
}
}
/**
* FIXME: This is not efficient when setting a large number of
* values in a loop.
*/
function setVal($key, $value)
{
if (!is_null($this->getVal($key, null))
and $value == $this->getVal($key)) {
return;
}
$this->delVal($key, false);
$conf = new IDF_Conf();
$conf->project = $this->_project;
$conf->vkey = $key;
$conf->vdesc = $value;
$conf->create();
$this->initCache();
}
function getVal($key, $default='')
{
if ($this->datacache === null) {
$this->initCache();
}
return (isset($this->datacache[$key])) ? $this->datacache[$key] : $default;
}
function delVal($key, $initcache=true)
{
$gconf = new IDF_Conf();
$sql = new Pluf_SQL('vkey=%s AND project=%s', array($key, $this->_project->id));
foreach ($gconf->getList(array('filter' => $sql->gen())) as $c) {
$c->delete();
}
if ($initcache) {
$this->initCache();
}
}
}