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egroupware_official/timesheet/inc/class.botimesheet.inc.php
Ralf Becker 237c28506d use global db object
2008-03-13 12:47:03 +00:00

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<?php
/**
* TimeSheet - business object
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @package timesheet
* @copyright (c) 2005-8 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
if (!defined('TIMESHEET_APP'))
{
define('TIMESHEET_APP','timesheet');
}
/**
* Business object of the TimeSheet
*
* Uses eTemplate's so_sql as storage object (Table: egw_timesheet).
*/
class botimesheet extends so_sql
{
/**
* Timesheets config data
*
* @var array
*/
var $config_data = array();
/**
* Should we show a quantity sum, makes only sense if we sum up identical units (can be used to sum up negative (over-)time)
*
* @var boolean
*/
var $quantity_sum=false;
/**
* Timestaps that need to be adjusted to user-time on reading or saving
*
* @var array
*/
var $timestamps = array(
'ts_start','ts_modified'
);
/**
* Offset in secconds between user and server-time, it need to be add to a server-time to get the user-time
* or substracted from a user-time to get the server-time
*
* @var int
*/
var $tz_offset_s;
/**
* Current time as timestamp in user-time
*
* @var int
*/
var $now;
/**
* Start of today in user-time
*
* @var int
*/
var $today;
/**
* Filter for search limiting the date-range
*
* @var array
*/
var $date_filters = array( // Start: year,month,day,week, End: year,month,day,week
'Today' => array(0,0,0,0, 0,0,1,0),
'Yesterday' => array(0,0,-1,0, 0,0,0,0),
'This week' => array(0,0,0,0, 0,0,0,1),
'Last week' => array(0,0,0,-1, 0,0,0,0),
'This month' => array(0,0,0,0, 0,1,0,0),
'Last month' => array(0,-1,0,0, 0,0,0,0),
'2 month ago' => array(0,-2,0,0, 0,-1,0,0),
'This year' => array(0,0,0,0, 1,0,0,0),
'Last year' => array(-1,0,0,0, 0,0,0,0),
'2 years ago' => array(-2,0,0,0, -1,0,0,0),
'3 years ago' => array(-3,0,0,0, -2,0,0,0),
);
/**
* Grants: $GLOBALS['egw']->acl->get_grants(TIMESHEET_APP);
*
* @var array
*/
var $grants;
/**
* Sums of the last search in keys duration and price
*
* @var array
*/
var $summary;
/**
* Array with boolean values in keys 'day', 'week' or 'month', for the sums to return in the search
*
* @var array
*/
var $show_sums;
var $customfields=array();
function botimesheet()
{
$this->so_sql(TIMESHEET_APP,'egw_timesheet',null,'',true); // true = use global db object!
$this->config_data = config::read(TIMESHEET_APP);
$this->quantity_sum = $this->config_data['quantity_sum'] == 'true';
if (isset($this->config_data['customfields']) && is_array($this->config_data['customfields']))
{
$this->customfields = $this->config_data['customfields'];
}
if (!is_object($GLOBALS['egw']->datetime))
{
$GLOBALS['egw']->datetime =& CreateObject('phpgwapi.datetime');
}
$this->tz_offset_s = $GLOBALS['egw']->datetime->tz_offset;
$this->now = time() + $this->tz_offset_s; // time() is server-time and we need a user-time
$this->today = mktime(0,0,0,date('m',$this->now),date('d',$this->now),date('Y',$this->now));
// save us in $GLOBALS['botimesheet'] for ExecMethod used in hooks
if (!is_object($GLOBALS['botimesheet']))
{
$GLOBALS['botimesheet'] =& $this;
}
$this->grants = $GLOBALS['egw']->acl->get_grants(TIMESHEET_APP);
}
/**
* get list of specified grants as uid => Username pairs
*
* @param int $required=EGW_ACL_READ
* @return array with uid => Username pairs
*/
function grant_list($required=EGW_ACL_READ)
{
$result = array();
foreach($this->grants as $uid => $grant)
{
if ($grant & $required)
{
$result[$uid] = $GLOBALS['egw']->common->grab_owner_name($uid);
}
}
natcasesort($result);
return $result;
}
/**
* checks if the user has enough rights for a certain operation
*
* Rights are given via owner grants or role based acl
*
* @param int $required EGW_ACL_READ, EGW_ACL_WRITE, EGW_ACL_ADD, EGW_ACL_DELETE, EGW_ACL_BUDGET, EGW_ACL_EDIT_BUDGET
* @param array/int $data=null project or project-id to use, default the project in $this->data
* @return boolean true if the rights are ok, null if not found, false if no rights
*/
function check_acl($required,$data=null)
{
if (!$data)
{
$data =& $this->data;
}
if (!is_array($data))
{
$save_data = $this->data;
$data = $this->read($data,true);
$this->data = $save_data;
if (!$data) return null; // entry not found
}
$rights = $this->grants[$data['ts_owner']];
return $data && !!($rights & $required);
}
function date_filter($name,&$start,&$end_param)
{
$end = $end_param;
if ($name == 'custom' && $start)
{
if ($end)
{
$end += 24*60*60;
}
else
{
$end = $start + 8*24*60*60;
}
}
else
{
if (!isset($this->date_filters[$name]))
{
return '1=1';
}
$year = (int) date('Y',$this->today);
$month = (int) date('m',$this->today);
$day = (int) date('d',$this->today);
list($syear,$smonth,$sday,$sweek,$eyear,$emonth,$eday,$eweek) = $this->date_filters[$name];
if ($syear || $eyear)
{
$start = mktime(0,0,0,1,1,$syear+$year);
$end = mktime(0,0,0,1,1,$eyear+$year);
}
elseif ($smonth || $emonth)
{
$start = mktime(0,0,0,$smonth+$month,1,$year);
$end = mktime(0,0,0,$emonth+$month,1,$year);
}
elseif ($sday || $eday)
{
$start = mktime(0,0,0,$month,$sday+$day,$year);
$end = mktime(0,0,0,$month,$eday+$day,$year);
}
elseif ($sweek || $eweek)
{
$wday = (int) date('w',$this->today); // 0=sun, ..., 6=sat
switch($GLOBALS['egw_info']['user']['preferences']['calendar']['weekdaystarts'])
{
case 'Sunday':
$weekstart = $this->today - $wday * 24*60*60;
break;
case 'Saturday':
$weekstart = $this->today - (6-$wday) * 24*60*60;
break;
case 'Moday':
default:
$weekstart = $this->today - ($wday ? $wday-1 : 6) * 24*60*60;
break;
}
$start = $weekstart + $sweek*7*24*60*60;
$end = $weekstart + $eweek*7*24*60*60;
}
$end_param = $end - 24*60*60;
}
//echo "<p align='right'>date_filter($name,$start,$end) today=".date('l, Y-m-d H:i',$this->today)." ==> ".date('l, Y-m-d H:i:s',$start)." <= date < ".date('l, Y-m-d H:i:s',$end)."</p>\n";
// convert start + end from user to servertime for the filter
return '('.($start-$this->tz_offset_s).' <= ts_start AND ts_start < '.($end-$this->tz_offset_s).')';
}
/**
* search the timesheet
*
* reimplemented to limit result to users we have grants from
*
* @param array/string $criteria array of key and data cols, OR a SQL query (content for WHERE), fully quoted (!)
* @param boolean/string $only_keys=true True returns only keys, False returns all cols. comma seperated list of keys to return
* @param string $order_by='' fieldnames + {ASC|DESC} separated by colons ',', can also contain a GROUP BY (if it contains ORDER BY)
* @param string/array $extra_cols='' string or array of strings to be added to the SELECT, eg. "count(*) as num"
* @param string $wildcard='' appended befor and after each criteria
* @param boolean $empty=false False=empty criteria are ignored in query, True=empty have to be empty in row
* @param string $op='AND' defaults to 'AND', can be set to 'OR' too, then criteria's are OR'ed together
* @param mixed $start=false if != false, return only maxmatch rows begining with start, or array($start,$num)
* @param array $filter=null if set (!=null) col-data pairs, to be and-ed (!) into the query without wildcards
* @param string $join='' sql to do a join, added as is after the table-name, eg. ", table2 WHERE x=y" or
* "LEFT JOIN table2 ON (x=y)", Note: there's no quoting done on $join!
* @param boolean $need_full_no_count=false If true an unlimited query is run to determine the total number of rows, default false
* @param boolean $only_summary=false If true only return the sums as array with keys duration and price, default false
* @return array of matching rows (the row is an array of the cols) or False
*/
function &search($criteria,$only_keys=True,$order_by='',$extra_cols='',$wildcard='',$empty=False,$op='AND',$start=false,$filter=null,$join='',$need_full_no_count=false,$only_summary=false)
{
//echo "<p>".__METHOD__."(".print_r($criteria,true).",'$only_keys','$order_by',".print_r($extra_cols,true).",'$wildcard','$empty','$op','$start',".print_r($filter,true).",'$join')</p>\n";
// postgres can't round from double precission, only from numeric ;-)
$total_sql = $this->db->Type != 'pgsql' ? "round(ts_quantity*ts_unitprice,2)" : "round(cast(ts_quantity*ts_unitprice AS numeric),2)";
if (!is_array($extra_cols))
{
$extra_cols = $extra_cols ? explode(',',$extra_cols) : array();
}
$extra_cols[] = $total_sql.' AS ts_total';
if (!isset($filter['ts_owner']) || !count($filter['ts_owner']))
{
$filter['ts_owner'] = array_keys($this->grants);
}
else
{
if (!is_array($filter['ts_owner'])) $filter['ts_owner'] = array($filter['ts_owner']);
foreach($filter['ts_owner'] as $key => $owner)
{
if (!isset($this->grants[$owner]))
{
unset($filter['ts_owner'][$key]);
}
}
}
if (!count($filter['ts_owner']))
{
$this->total = 0;
$this->summary = array();
return array();
}
$this->summary = parent::search($criteria,"SUM(ts_duration) AS duration,SUM($total_sql) AS price".
($this->quantity_sum ? ",SUM(ts_quantity) AS quantity" : ''),
'','',$wildcard,$empty,$op,false,$filter,$join);
$this->summary = $this->summary[0];
if ($only_summary) return $this->summary;
if ($this->show_sums && strpos($order_by,'ts_start') !== false && // sums only make sense if ordered by ts_start
$this->db->capabilities['union'] && ($from_unixtime_ts_start = $this->db->from_unixtime('ts_start')))
{
$sum_sql = array(
'year' => $this->db->date_format($from_unixtime_ts_start,'%Y'),
'month' => $this->db->date_format($from_unixtime_ts_start,'%Y%m'),
'week' => $this->db->date_format($from_unixtime_ts_start,$GLOBALS['egw_info']['user']['preferences']['calendar']['weekdaystarts'] == 'Sunday' ? '%X%V' : '%x%v'),
'day' => $this->db->date_format($from_unixtime_ts_start,'%Y-%m-%d'),
);
foreach($this->show_sums as $type)
{
$extra_cols[] = $sum_sql[$type].' AS ts_'.$type;
$extra_cols[] = '0 AS is_sum_'.$type;
$sum_extra_cols[] = str_replace('ts_start','MIN(ts_start)',$sum_sql[$type]); // as we dont group by ts_start
$sum_extra_cols[$type] = '0 AS is_sum_'.$type;
}
// regular entries
parent::search($criteria,$only_keys,$order_by,$extra_cols,$wildcard,$empty,$op,'UNION',$filter,$join,$need_full_no_count);
$sort = substr($order_by,8);
$union_order = array();
$sum_ts_id = array('year' => -3,'month' => -2,'week' => -1,'day' => 0);
foreach($this->show_sums as $type)
{
$union_order[] = 'ts_'.$type . ' ' . $sort;
$union_order[] = 'is_sum_'.$type;
$sum_extra_cols[$type]{0} = '1';
// the $type sum
parent::search($criteria,$sum_ts_id[$type].",'','','',MIN(ts_start),SUM(ts_duration) AS ts_duration,".
($this->quantity_sum ? "SUM(ts_quantity) AS ts_quantity" : '0').",0,NULL,0,0,0,0,SUM($total_sql) AS ts_total",
'GROUP BY '.$sum_sql[$type],$sum_extra_cols,$wildcard,$empty,$op,'UNION',$filter,$join,$need_full_no_count);
$sum_extra_cols[$type]{0} = '0';
}
$union_order[] = 'ts_start '.$sort;
return parent::search('','',implode(',',$union_order),'','',false,'',$start);
}
return parent::search($criteria,$only_keys,$order_by,$extra_cols,$wildcard,$empty,$op,$start,$filter,$join,$need_full_no_count);
}
/**
* read a timesheet entry
*
* @param int $ts_id
* @param boolean $ignore_acl=false should the acl be checked
* @return array/boolean array with timesheet entry, null if timesheet not found or false if no rights
*/
function read($ts_id,$ignore_acl=false)
{
$ret = null;
if (!(int)$ts_id || !$ignore_acl && !($ret = $this->check_acl(EGW_ACL_READ,$ts_id)) ||
$this->data['ts_id'] != (int)$ts_id && !parent::read((int)$ts_id))
{
return $ret; // no read rights, or entry not found
}
//assign custom fields
foreach($this->customfields as $name => $value) {
$row = $this->read_extra($name);
$this->data['#'.$name] = $row['ts_extra_value'];
}
return $this->data;
}
/**
* reads a timesheet extra entry of the current timesheet dataset
*
* @param int $name => name of the current timesheet extra entry
* @param int $value => value of the current timesheet extra entry
* @return array of resultset
*/
function read_extra($name='',$value='')
{
strlen($value) > 0 ? $where = ' and ts_extra_value ='.$this->db->quote($value) : '';
strlen($name) > 0 ? $where .= ' and ts_extra_name ='.$this->db->quote($name) : '';
return $this->db->select('egw_timesheet_extra', 'ts_extra_name, ts_extra_value',$query,__LINE__,__FILE__,False,'',
TIMESHEET_APP,0,'where ts_id='.$this->data['ts_id'].$where)->fetch();
}
/**
* saves a timesheet entry
*
* reimplemented to notify the link-class
*
* @param array $keys if given $keys are copied to data before saveing => allows a save as
* @param boolean $touch_modified=true should modification date+user be set, default yes
* @param boolean $ignore_acl=false should the acl be checked, returns true if no edit-rigts
* @return int 0 on success and errno != 0 else
*/
function save($keys=null,$touch_modified=true,$ignore_acl=false)
{
if ($keys) $this->data_merge($keys);
if (!$ignore_acl && $this->data['ts_id'] && !$this->check_acl(EGW_ACL_EDIT))
{
return true;
}
if ($touch_modified)
{
$this->data['ts_modifier'] = $GLOBALS['egw_info']['user']['account_id'];
$this->data['ts_modified'] = $this->now;
}
if (!($err = parent::save()))
{
//saves data of custom fields in timesheet_extra
$this->save_extra();
// notify the link-class about the update, as other apps may be subscribt to it
egw_link::notify_update(TIMESHEET_APP,$this->data['ts_id'],$this->data);
}
return $err;
}
/**
* saves a timesheet extra entry based one the "custom fields" settings
*
* @param boolean $updateNames => if true "change timesheet extra name", otherwise update existing datasets or insert new ones
* @param boolean $oldname => original name of the timesheet extra entry
* @param boolean $name => new name of the timesheet extra entry
* @return int true on success else false
*/
function save_extra($updateNames=False,$oldname='',$name='')
{
if($updateNames) {
$keys = array('ts_extra_name' => $oldname);
$fieldAssign = array('ts_extra_name' => $name);
$this->db->update('egw_timesheet_extra',$fieldAssign,$keys,__LINE__,__FILE__,TIMESHEET_APP);
return true;
}
else {
foreach($this->customfields as $namecf => $valuecf)
{
//if entry not exist => insert
if(!$this->read_extra($namecf))
{
$fieldAssign = array('ts_id' => $this->data['ts_id'],'ts_extra_name' => $namecf,'ts_extra_value' => $this->data['#'.$namecf]);
$this->db->insert('egw_timesheet_extra',$fieldAssign,false,__LINE__,__FILE__,TIMESHEET_APP);
}
//otherwise update existing dataset
else
{
$keys = array('ts_extra_name' => $namecf, 'ts_id' => $this->data['ts_id']);
$fieldAssign = array('ts_extra_value' => $this->data['#'.$namecf]);
$this->db->update('egw_timesheet_extra',$fieldAssign,$keys,__LINE__,__FILE__,TIMESHEET_APP);
}
}
return true;
}
return false;
}
/**
* deletes a timesheet entry identified by $keys or the loaded one, reimplemented to notify the link class (unlink)
*
* @param array $keys if given array with col => value pairs to characterise the rows to delete
* @param boolean $ignore_acl=false should the acl be checked, returns false if no delete-rigts
* @return int affected rows, should be 1 if ok, 0 if an error
*/
function delete($keys=null,$ignore_acl=false)
{
if (!is_array($keys) && (int) $keys)
{
$keys = array('ts_id' => (int) $keys);
}
$ts_id = is_null($keys) ? $this->data['ts_id'] : $keys['ts_id'];
if (!$this->check_acl(EGW_ACL_DELETE,$ts_id))
{
return false;
}
if (($ret = parent::delete($keys)) && $ts_id)
{
//delete custom fields entries
$this->delete_extra($ts_id);
// delete all links to timesheet entry $ts_id
egw_link::unlink(0,TIMESHEET_APP,$ts_id);
}
return $ret;
}
/**
* deletes a timesheet extra entry identified by $ts_id and/or $ts_exra_name
*
* @param int $ts_id => number of timesheet
* @param string ts_extra_name => certain custom field name
* @return int false if an error
*/
function delete_extra($ts_id='',$ts_extra_name='')
{
strlen($ts_id) > 0 ? $where['ts_id'] = $ts_id : '';
strlen($ts_extra_name) > 0 ? $where['ts_extra_name'] = $ts_extra_name : '';
if(count($where) > 0)
{
return $this->db->delete('egw_timesheet_extra', $where,__LINE__,__FILE__,TIMESHEET_APP);
}
return false;
}
/**
* changes the data from the db-format to your work-format
*
* reimplemented to adjust the timezone of the timestamps (adding $this->tz_offset_s to get user-time)
* Please note, we do NOT call the method of the parent so_sql !!!
*
* @param array $data if given works on that array and returns result, else works on internal data-array
* @return array with changed data
*/
function db2data($data=null)
{
if (!is_array($data))
{
$data = &$this->data;
}
foreach($this->timestamps as $name)
{
if (isset($data[$name]) && $data[$name]) $data[$name] += $this->tz_offset_s;
}
return $data;
}
/**
* changes the data from your work-format to the db-format
*
* reimplemented to adjust the timezone of the timestamps (subtraction $this->tz_offset_s to get server-time)
* Please note, we do NOT call the method of the parent so_sql !!!
*
* @param array $data if given works on that array and returns result, else works on internal data-array
* @return array with changed data
*/
function data2db($data=null)
{
if ($intern = !is_array($data))
{
$data = &$this->data;
}
foreach($this->timestamps as $name)
{
if (isset($data[$name]) && $data[$name]) $data[$name] -= $this->tz_offset_s;
}
return $data;
}
/**
* Get the time- and pricesum for the given timesheet entries
*
* @param array $ids array of timesheet id's
* @return array with keys time and price
*/
function sum($ids)
{
return $this->search(array('ts_id'=>$ids),true,'','','',false,'AND',false,null,'',false,true);
}
/**
* get title for a timesheet entry identified by $entry
*
* Is called as hook to participate in the linking
*
* @param int/array $entry int ts_id or array with timesheet entry
* @return string/boolean string with title, null if timesheet not found, false if no perms to view it
*/
function link_title( $entry )
{
if (!is_array($entry))
{
$entry = $this->read( $entry );
}
if (!$entry)
{
return $entry;
}
$format = $GLOBALS['egw_info']['user']['preferences']['common']['dateformat'];
if (date('H:i',$entry['ts_start']) != '00:00') // dont show 00:00 time, as it means date only
{
$format .= ' '.($GLOBALS['egw_info']['user']['preferences']['common']['timeformat'] == 12 ? 'h:i a' : 'H:i');
}
return date($format,$entry['ts_start']).': '.$entry['ts_title'];
}
/**
* get title for multiple timesheet entries identified by $ids
*
* Is called as hook to participate in the linking
*
* @param array $ids array with ts_id's
* @return array with titles, see link_title
*/
function link_titles( array $ids )
{
$titles = array();
if (($entries = $this->search(array('ts_id' => $ids),'ts_id,ts_title,ts_start')))
{
foreach($entries as $entry)
{
$titles[$entry['ts_id']] = $this->link_title($entry);
}
}
// we assume all not returned entries are not readable by the user, as we notify egw_link about all deletes
foreach($ids as $id)
{
if (!isset($titles[$id]))
{
$titles[$id] = false;
}
}
return $titles;
}
/**
* query timesheet for entries matching $pattern
*
* Is called as hook to participate in the linking
*
* @param string $pattern pattern to search
* @return array with ts_id - title pairs of the matching entries
*/
function link_query( $pattern )
{
$criteria = array();
foreach(array('ts_project','ts_title','ts_description') as $col)
{
$criteria[$col] = $pattern;
}
$result = array();
foreach((array) $this->search($criteria,false,'','','%',false,'OR') as $ts )
{
if ($ts) $result[$ts['ts_id']] = $this->link_title($ts);
}
return $result;
}
/**
* Hook called by link-class to include timesheet in the appregistry of the linkage
*
* @param array/string $location location and other parameters (not used)
* @return array with method-names
*/
function search_link($location)
{
return array(
'query' => TIMESHEET_APP.'.botimesheet.link_query',
'title' => TIMESHEET_APP.'.botimesheet.link_title',
'titles'=> TIMESHEET_APP.'.botimesheet.link_titles',
'view' => array(
'menuaction' => TIMESHEET_APP.'.uitimesheet.view',
),
'view_id' => 'ts_id',
'view_popup' => '600x400',
'add' => array(
'menuaction' => TIMESHEET_APP.'.uitimesheet.edit',
),
'add_app' => 'link_app',
'add_id' => 'link_id',
'add_popup' => '600x400',
);
}
/**
* Return the timesheets linked with given project(s) AND with entries of other apps, which are also linked to the same project
*
* Projectmanager will cumulate them in the other apps entries.
*
* @param array $param int/array $param['pm_id'] project-id(s)
* @return array with pm_id, pe_id, pe_app('timesheet'), pe_app_id(ts_id), other_id, other_app, other_app_id
*/
function cumulate($param)
{
$links = egw_link::get_3links(TIMESHEET_APP,'projectmanager',$param['pm_id']);
$rows = array();
foreach($links as $link)
{
$rows[$link['id']] = array(
'pm_id' => $link['id2'],
'pe_id' => $link['id'],
'pe_app' => $link['app1'],
'pe_app_id' => $link['id1'],
'other_id' => $link['link3'],
'other_app' => $link['app3'],
'other_app_id'=> $link['id3'],
);
}
return $rows;
}
/**
* updates the project titles in the timesheet application (called whenever a project name is changed in the project manager)
*
* Todo: implement via notification
*
* @param string $oldtitle => the origin title of the project
* @param string $newtitle => the new title of the project
* @return boolean true for success, false for invalid parameters
*/
function update_ts_project($oldtitle='', $newtitle='')
{
if(strlen($oldtitle) > 0 && strlen($newtitle) > 0)
{
$this->db->update('egw_timesheet',array(
'ts_project' => $newtitle,
'ts_title' => $newtitle,
),array(
'ts_project' => $oldtitle,
),__LINE__,__FILE__,TIMESHEET_APP);
return true;
}
return false;
}
/**
* returns array with relation link_id and ts_id (necessary for project-selection)
*
* @param int $pm_id ID of selected project
* @return array containing link_id and ts_id
*/
function get_ts_links($pm_id=0)
{
if($pm_id && isset($GLOBALS['egw_info']['user']['apps']['projectmanager']))
{
$pm_ids = ExecMethod('projectmanager.boprojectmanager.children',$pm_id);
$pm_ids[] = $pm_id;
$links = solink::get_links('projectmanager',$pm_ids,'timesheet'); // solink::get_links not egw_links::get_links!
if ($links)
{
$links = array_unique(call_user_func_array('array_merge',$links));
}
return $links;
}
return array();
}
}
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