mirror of
https://github.com/EGroupware/egroupware.git
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458 lines
14 KiB
PHP
458 lines
14 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare - InfoLog *
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* http://www.phpgroupware.org *
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* Written by Ralf Becker <RalfBecker@outdoor-training.de> *
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* originaly based on todo written by Joseph Engo <jengo@phpgroupware.org> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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/*!
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@class soinfolog
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@abstract storage object / db-layer for InfoLog
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@author Ralf Becker
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@copyright GPL - GNU General Public License
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@note all values passed to this class are run either through intval or addslashes to prevent query-inserting
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and for pgSql 7.3 compatibility
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*/
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class soinfolog // DB-Layer
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{
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var $db,$db2;
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var $grants;
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var $data = array( );
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var $filters = array( );
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var $user;
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/*!
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@function soinfolog
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@abstract constructor
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*/
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function soinfolog( $info_id = 0)
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{
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$this->db = $GLOBALS['phpgw']->db;
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$this->grants = $GLOBALS['phpgw']->acl->get_grants('infolog');
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$this->user = $GLOBALS['phpgw_info']['user']['account_id'];
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$this->links = CreateObject('infolog.solink');
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$this->read( $info_id );
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}
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/*!
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@function check_access
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@abstract checks if user has the $required_rights to access $info_id (private access is handled too)
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@syntax check_access( $info_id,$required_rights )
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@param $info_id Id of InfoLog entry
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@param $required_rights PHPGW_ACL_xyz anded together
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@returns True if access is granted else False
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*/
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function check_access( $info_id,$required_rights )
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{
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if ($info_id != $this->data['info_id']) // already loaded?
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{
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// dont change our own internal data,
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// dont use new as it changes $phpgw->db
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$private_info = $this;
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$info = $private_info->read($info_id);
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}
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else
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{
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$info = $this->data;
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}
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if (!$info || !$info_id)
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{
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return False;
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}
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$owner = $info['info_owner'];
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$access_ok = $owner == $this->user || // user has all rights
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// ACL only on public entrys || $owner granted _PRIVATE
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!!($this->grants[$owner] & $required_rights) &&
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($info['info_access'] == 'public' ||
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!!($this->grants[$owner] & PHPGW_ACL_PRIVATE));
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// echo "check_access(info_id=$info_id (owner=$owner, user=$user),required_rights=$required_rights): access".($access_ok?"Ok":"Denied");
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return $access_ok;
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}
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/*!
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@function aclFilter
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@abstract generate sql to be AND'ed into a query to ensure ACL is respected (incl. _PRIVATE)
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@param $filter: none|all - list all entrys user have rights to see<br>
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private|own - list only his personal entrys (incl. those he is responsible for !!!)
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@returns the necesary sql
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*/
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function aclFilter($filter = 'none')
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{
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ereg('.*(own|privat|all|none).*',$filter,$vars);
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$filter = $vars[1];
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if (isset($this->acl_filter[$filter]))
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{
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return $this->acl_filter[$filter]; // used cached filter if found
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}
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if (is_array($this->grants))
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{
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while (list($user,$grant) = each($this->grants))
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{
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// echo "<p>grants: user=$user, grant=$grant</p>";
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if ($grant & (PHPGW_ACL_READ|PHPGW_ACL_EDIT))
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{
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$public_user_list[] = $user;
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}
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if ($grant & PHPGW_ACL_PRIVATE)
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{
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$private_user_list[] = $user;
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}
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}
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if (count($private_user_list))
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{
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$has_private_access = 'info_owner IN ('.implode(',',$private_user_list).')';
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}
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}
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$filtermethod = " (info_owner=$this->user"; // user has all rights
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// private: own entries plus the one user is responsible for
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if ($filter == 'private' || $filter == 'own')
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{
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$filtermethod .= " OR (info_responsible=$this->user OR info_status = 'offer')".
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" AND (info_access='public'".($has_private_access?" OR $has_private_access":'').')';
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}
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else // none --> all entrys user has rights to see
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{
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if ($has_private_access)
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{
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$filtermethod .= " OR $has_private_access";
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}
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if (count($public_user_list))
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{
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$filtermethod .= " OR (info_access='public' AND info_owner IN(" . implode(',',$public_user_list) . '))';
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}
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}
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$filtermethod .= ') ';
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return $this->acl_filter[$filter] = $filtermethod; // cache the filter
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}
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/*!
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@function statusFilter
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@abstract generate sql to filter based on the status of the log-entry
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@syntax statusFilter($filter = '')
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@param $filter done = done or billed, open = not ()done or billed), offer = offer
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@returns the necesary sql
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*/
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function statusFilter($filter = '')
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{
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ereg('.*(done|open|offer).*',$filter,$vars);
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$filter = $vars[1];
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switch ($filter)
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{
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case 'done': return " AND info_status IN ('done','billed')";
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case 'open': return " AND NOT (info_status IN ('done','billed'))";
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case 'offer': return " AND info_status = 'offer'";
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}
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return '';
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}
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/*!
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@function dateFilter
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@abstract generate sql to filter based on the start- and enddate of the log-entry
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@syntax dateFilter($filter = '')
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@param $filter upcoming = startdate is in the future<br>
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today startdate < tomorrow<br>
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overdue enddate < tomorrow
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@returns the necesary sql
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*/
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function dateFilter($filter = '')
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{
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ereg('.*(upcoming|today|overdue).*',$filter,$vars);
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$filter = $vars[1];
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$now = getdate(time());
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$tomorrow = mktime(0,0,0,$now['mon'],$now['mday']+1,$now['year']);
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switch ($filter)
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{
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case 'upcoming':
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return " AND info_startdate >= '$tomorrow'";
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case 'today':
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return " AND info_startdate < '$tomorrow'";
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case 'overdue':
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return " AND (info_enddate != 0 AND info_enddate < '$tomorrow')";
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}
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return '';
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}
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/*!
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@function init
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@abstract initialise the internal $this->data to be empty
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@discussion only non-empty values got initialised
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*/
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function init()
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{
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$this->data = array(
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'info_owner' => $this->user,
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'info_pri' => 'normal'
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);
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}
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/*!
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@function db2data
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@abstract copy data after a query into $data
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@syntax db2data(&$data)
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@param $data array to copy the data
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@description doesnt do much anymore
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*/
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function db2data(&$data)
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{
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$data = $this->db->Record;
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}
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/*!
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@function read
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@abstract read InfoLog entry $info_id
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@syntax read( $info_id )
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@param $info_id id of log-entry
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@description some cacheing is done to prevent multiple reads of the same entry
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@returns the entry as array
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*/
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function read($info_id) // did _not_ ensure ACL
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{
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$info_id = intval($info_id);
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if ($info_id <= 0 || $info_id != $this->data['info_id'] &&
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(!$this->db->query("select * FROM phpgw_infolog where info_id=$info_id",__LINE__,__FILE__) ||
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!$this->db->next_record()))
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{
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$this->init( );
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return False;
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}
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if ($info_id != $this->data['info_id']) // data yet read in
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{
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$this->db2data($this->data);
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}
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return $this->data;
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}
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/*!
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@function delete
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@abstract delete InfoLog entry $info_id AND the links to it
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@syntax delete( $info_id )
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@param $info_id id of log-entry
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*/
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function delete($info_id) // did _not_ ensure ACL
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{
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if (($info_id = intval($info_id)) <= 0)
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{
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return;
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}
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$this->db->query("delete FROM phpgw_infolog where info_id=$info_id or info_id_parent=$info_id" .
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" AND ((info_access='public' and info_owner != $this->user) OR (info_owner=$this->user))",
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__LINE__,__FILE__);
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$this->links->unlink(0,'infolog',$info_id);
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if ($this->data['info_id'] == $info_id)
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{
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$this->init( );
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}
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}
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/*!
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@function change_delete_owner
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@abstract changes or deletes entries with a spezified owner (for hook_delete_account)
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@syntax change_delete_owner( $owner,$new_owner=0 )
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@param $owner old owner
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@param $new_owner new owner or 0 if entries should be deleted
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*/
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function change_delete_owner($owner,$new_owner=0) // new_owner=0 means delete
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{
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$owner = intval($owner);
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if (!($new_owner = intval($new_owner)))
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{
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$sql = "delete FROM phpgw_infolog where info_owner=$owner";
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$sql2 = "update phpgw_infolog set info_responsible=0 where info_responsible=$owner";
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}
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else
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{
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$sql = "update phpgw_infolog set info_owner=$new_owner where info_owner=$owner";
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$sql2 = "update phpgw_infolog set info_responsible=$new_owner where info_responsible=$owner";
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}
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$this->db->query($sql,__LINE__,__FILE__);
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$this->db->query($sql2,__LINE__,__FILE__);
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}
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/*!
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@function write
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@abstract writes the given $values to InfoLog, a new entry gets created if info_id is not set or 0
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@syntax write( $values )
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@param $values array with the data of the log-entry
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@returns nothing direct, but the info_id gets
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*/
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function write($values) // did _not_ ensure ACL
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{
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include(PHPGW_SERVER_ROOT.'/infolog/setup/tables_current.inc.php');
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$db_cols = $phpgw_baseline['phpgw_infolog']['fd'];
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unset($phpgw_baseline);
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while (list($key,$val) = each($values))
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{
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if ($key != 'info_id')
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{
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if (!isset($db_cols[$key]))
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{
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continue; // not in infolog-table
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}
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$this->data[$key] = $val; // update internal data
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switch($val['type']) // protection against query-insertion
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{
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case 'int': case 'auto':
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$val = intval($val);
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break;
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default:
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$val = "'".$this->db->db_addslashes($val)."'";
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break;
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}
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$cols .= ($cols ? ',' : '').$key;
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$vals .= ($vals ? ',' : '').$val;
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$query .= ($query ? ',' : '')."$key=$val";
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}
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}
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if (($this->data['info_id'] = intval($values['info_id'])) > 0)
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{
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$query = "UPDATE phpgw_infolog SET $query where info_id='".$this->data['info_id']."'";
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$this->db->query($query,__LINE__,__FILE__);
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}
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else
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{
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$query = "INSERT INTO phpgw_infolog ($cols) VALUES ($vals)";
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$this->db->query($query,__LINE__,__FILE__);
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$this->data['info_id']=$this->db->get_last_insert_id('phpgw_infolog','info_id');
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}
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// echo "<p>soinfolog.write values= "; _debug_array($values);
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// echo "<p>soinfolog.write this->data= "; _debug_array($this->data);
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return $this->data['info_id'];
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}
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/*!
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@function anzSubs
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@abstract count the sub-entries of $info_id
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@syntax anzSubs( $info_id )
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@param $info_id id of log-entry
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@returns the number of sub-entries
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*/
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function anzSubs( $info_id )
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{
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if (($info_id = intval($info_id)) <= 0)
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{
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return 0;
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}
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$this->db->query("select count(*) FROM phpgw_infolog where info_id_parent=$info_id",__LINE__,__FILE__);
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$this->db->next_record();
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return $this->db->f(0);
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}
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/*!
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@function search
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@abstract searches InfoLog for a certain pattern in $query
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@syntax search( $order,$sort,$filter,$cat_id,$query,$action,$action_id,$ordermethod,&$start,&$total )
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@param $order comma-separated list of columns to order the result (no 'ORDER BY'), eg. 'info_subject DESC'
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@param $sort comma-separated list of columns to to sort by (incl. 'SORT BY') or ''
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@param $filter string with combination of acl-, date- and status-filters, eg. 'own-open-today' or ''
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@param $cat_id category to use or 0
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@param $query pattern to search, search is done in info_from, info_subject and info_des
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@param $action / $action_id if only entries linked to a specified app/entry show be used
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@param &$start, &$total nextmatch-parameters will be used and set if query returns less entries
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@returns array with id's as key of the matching log-entries
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*/
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function search($order,$sort,$filter,$cat_id,$query,$action,$action_id,$ordermethod,&$start,&$total)
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{
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//echo "<p>soinfolog.search(action='$action/$action_id')</p>\n";
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$action2app = array(
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'addr' => 'addressbook',
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'proj' => 'projects',
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'event' => 'calendar'
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);
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if (isset($action2app[$action]))
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{
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$action = $action2app[$action];
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}
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if ($action != '')
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{
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$links = $this->links->get_links($action=='sp'?'infolog':$action,$action_id,'infolog');
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if (count($links))
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{
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$link_extra = ($action == 'sp' ? 'OR' : 'AND').' info_id IN ('.implode(',',$links).')';
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}
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}
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if ($order)
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{
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$ordermethod = 'ORDER BY ' . $this->db->db_addslashes($order) . ' ' . $this->db->db_addslashes($sort);
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}
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else
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{
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$ordermethod = 'ORDER BY info_datemodified DESC'; // newest first
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}
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$filtermethod = $this->aclFilter($filter);
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$filtermethod .= $this->statusFilter($filter);
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$filtermethod .= $this->dateFilter($filter);
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// echo "<p>filtermethod='$filtermethod'</p>";
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if (intval($cat_id))
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{
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$filtermethod .= ' AND info_cat='.intval($cat_id).' ';
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}
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if ($query) // we search in _from, _subject and _des for $query
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{
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$query = $this->db->db_addslashes($query);
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$sql_query = "AND (info_from like '%$query%' OR info_subject ".
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"LIKE '%$query%' OR info_des LIKE '%$query%') ";
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}
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$pid = 'AND info_id_parent='.($action == 'sp' ? $action_id : 0);
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if (!$phpgw_info['user']['preferences']['infolog']['listNoSubs'] &&
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$action != 'sp')
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{
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$pid = '';
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}
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$ids = array( );
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if ($action == '' || $action == 'sp' || count($links))
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{
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$this->db->query($sql="SELECT COUNT(*) FROM phpgw_infolog i WHERE ($filtermethod $pid $sql_query) $link_extra",__LINE__,__FILE__);
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$this->db->next_record();
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$total = $this->db->f(0);
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if (!$start || $start > $total)
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{
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$start = 0;
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}
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$this->db->limit_query($sql="SELECT * FROM phpgw_infolog WHERE ($filtermethod $pid $sql_query) $link_extra $ordermethod",$start,__LINE__,__FILE__);
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while ($this->db->next_record())
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{
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$this->db2data(&$info);
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$ids[$info['info_id']] = $info;
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}
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}
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else
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{
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$start = $total = 0;
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}
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return $ids;
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}
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}
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