egroupware/phpgwapi/inc/class.historylog.inc.php

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<?php
/**************************************************************************\
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* eGroupWare API - Record history logging *
* This file written by Joseph Engo <jengo@phpgroupware.org> *
* Copyright (C) 2001 Joseph Engo *
* -------------------------------------------------------------------------*
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* This library is part of the eGroupWare API *
* http://www.egroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library 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 Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
// $Id$
// $Source$
class historylog
{
var $db;
var $appname;
var $template;
var $nextmatchs;
var $types = array(
'C' => 'Created',
'D' => 'Deleted',
'E' => 'Edited'
);
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var $alternate_handlers = array();
function historylog($appname='')
{
if (! $appname)
{
$appname = $GLOBALS['phpgw_info']['flags']['currentapp'];
}
$this->appname = $appname;
$this->db = $GLOBALS['phpgw']->db;
}
function delete($record_id)
{
$appname = (int)$record_id ? $this->appname : $record_id;
$record_id = (int)$record_id;
$this->db->query('DELETE FROM phpgw_history_log WHERE'
. ($record_id ? " history_record_id='$record_id' AND" : '')
. " history_appname='$appname'",__LINE__,__FILE__);
return $this->db->affected_rows();
}
function add($status,$record_id,$new_value,$old_value)
{
if ($new_value != $old_value)
{
$this->db->query("insert into phpgw_history_log (history_record_id,"
. "history_appname,history_owner,history_status,history_new_value,history_old_value,history_timestamp) "
. "values ('".(int)$record_id."','" . $this->appname . "','"
. $GLOBALS['phpgw_info']['user']['account_id'] . "','$status','"
. addslashes($new_value) . "','" . addslashes($old_value) . "','" . $this->db->to_timestamp(time())
. "')",__LINE__,__FILE__);
}
}
// array $filter_out
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function return_array($filter_out,$only_show,$_orderby = '',$sort = '', $record_id)
{
if (! $sort || ! $_orderby)
{
$orderby = 'order by history_timestamp,history_id';
}
else
{
$orderby = "order by $_orderby $sort";
}
while (is_array($filter_out) && list(,$_filter) = each($filter_out))
{
$filtered[] = "history_status != '$_filter'";
}
if (is_array($filtered))
{
$filter = ' and ' . implode(' and ',$filtered);
}
while (is_array($only_show) && list(,$_filter) = each($only_show))
{
$_only_show[] = "history_status='$_filter'";
}
if (is_array($_only_show))
{
$only_show_filter = ' and (' . implode(' or ',$_only_show). ')';
}
$this->db->query("select * from phpgw_history_log where history_appname='"
. $this->appname . "' and history_record_id='".(int)$record_id."' $filter $only_show_filter "
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. "$orderby",__LINE__,__FILE__);
while ($this->db->next_record())
{
$return_values[] = array(
'id' => $this->db->f('history_id'),
'record_id' => $this->db->f('history_record_id'),
'owner' => $GLOBALS['phpgw']->accounts->id2name($this->db->f('history_owner')),
// 'status' => lang($this->types[$this->db->f('history_status')]),
'status' => str_replace(' ','',$this->db->f('history_status')),
'new_value' => $this->db->f('history_new_value'),
'old_value' => $this->db->f('history_old_value'),
'datetime' => $this->db->from_timestamp($this->db->f('history_timestamp'))
);
}
return $return_values;
}
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function return_html($filter_out,$orderby = '',$sort = '', $record_id)
{
$this->template = createobject('phpgwapi.Template',PHPGW_TEMPLATE_DIR);
$this->nextmatchs = createobject('phpgwapi.nextmatchs');
$this->template->set_file('_history','history_list.tpl');
$this->template->set_block('_history','row_no_history');
$this->template->set_block('_history','list');
$this->template->set_block('_history','row');
$this->template->set_var('lang_user',lang('User'));
$this->template->set_var('lang_date',lang('Date'));
$this->template->set_var('lang_action',lang('Action'));
$this->template->set_var('lang_new_value',lang('New Value'));
$this->template->set_var('th_bg',$GLOBALS['phpgw_info']['theme']['th_bg']);
$this->template->set_var('sort_date',lang('Date'));
$this->template->set_var('sort_owner',lang('User'));
$this->template->set_var('sort_status',lang('Status'));
$this->template->set_var('sort_new_value',lang('New value'));
$this->template->set_var('sort_old_value',lang('Old value'));
$values = $this->return_array($filter_out,array(),$orderby,$sort,$record_id);
if (! is_array($values))
{
$this->template->set_var('tr_color',$GLOBALS['phpgw_info']['theme']['row_off']);
$this->template->set_var('lang_no_history',lang('No history for this record'));
$this->template->fp('rows','row_no_history');
return $this->template->fp('out','list');
}
while (list(,$value) = each($values))
{
$this->nextmatchs->template_alternate_row_color($this->template);
$this->template->set_var('row_date',$GLOBALS['phpgw']->common->show_date($value['datetime']));
$this->template->set_var('row_owner',$value['owner']);
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if ($this->alternate_handlers[$value['status']])
{
eval('\$s = ' . $this->alternate_handlers[$value['status']] . '(' . $value['new_value'] . ');');
$this->template->set_var('row_new_value',$s);
unset($s);
eval('\$s = ' . $this->alternate_handlers[$value['status']] . '(' . $value['old_value'] . ');');
$this->template->set_var('row_old_value',$s);
unset($s);
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}
else
{
$this->template->set_var('row_new_value',$value['new_value']);
$this->template->set_var('row_old_value',$value['old_value']);
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}
$this->template->set_var('row_status',$this->types[$value['status']]);
$this->template->fp('rows','row',True);
}
return $this->template->fp('out','list');
}
}