* @package infolog * @copyright (c) 2003-6 by Ralf Becker * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @version $Id$ */ include_once(EGW_API_INC.'/class.solink.inc.php'); /** * storage object / db-layer for InfoLog * * all values passed to this class are run either through intval or addslashes to prevent query-insertion * and for pgSql 7.3 compatibility * * @package infolog * @author Ralf Becker * @copyright (c) by Ralf Becker * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License */ class soinfolog // DB-Layer { /** * Instance of the db class * * @var egw_db */ var $db; /** * Instance of the solink class * * @var solink */ var $links; /** * Grants from other users * * @var array */ var $grants; /** * Internal data array * * @var array */ var $data = array( ); /** * Current user (account_id) * * @var int */ var $user; /** * Infolog table-name * * @var string */ var $info_table = 'egw_infolog'; /** * Infolog custom fileds table-name * * @var string */ var $extra_table = 'egw_infolog_extra'; /** * Offset between server- and user-time in h * * @var int */ var $tz_offset; /** * constructor */ function soinfolog( $info_id = 0) { $this->db = clone($GLOBALS['egw']->db); $this->db->set_app('infolog'); $this->grants = $GLOBALS['egw']->acl->get_grants('infolog'); $this->user = $GLOBALS['egw_info']['user']['account_id']; $this->links =& new solink(); $this->tz_offset = $GLOBALS['egw_info']['user']['preferences']['common']['tz_offset']; $this->read( $info_id ); } /** * Check if use is responsible for an entry: he or one of his memberships is in responsible * * @param array $info infolog entry as array * @return boolean */ function is_responsible($info) { static $user_and_memberships; if (is_null($user_and_memberships)) { $user_and_memberships = $GLOBALS['egw']->accounts->memberships($this->user,true); $user_and_memberships[] = $this->user; } return $info['info_responsible'] && array_intersect($info['info_responsible'],$user_and_memberships); } /** * checks if user has the $required_rights to access $info_id (private access is handled too) * * @param array/int $info data or info_id of InfoLog entry * @param int $required_rights EGW_ACL_xyz anded together * @param boolean $implicit_edit=false responsible has only implicit read and add rigths, unless this is set to true * @return boolean True if access is granted else False */ function check_access( $info,$required_rights,$implicit_edit=false ) { if (is_array($info)) { } elseif ((int) $info != $this->data['info_id']) // already loaded? { // dont change our own internal data, // dont use new as it changes $phpgw->db $private_info = $this; $info = $private_info->read($info); } else { $info = $this->data; } if (!$info) { return False; } $owner = $info['info_owner']; $access_ok = $owner == $this->user || // user has all rights // ACL only on public entrys || $owner granted _PRIVATE (!!($this->grants[$owner] & $required_rights) || $this->is_responsible($info) && // implicite rights for responsible user(s) and his memberships ($required_rights == EGW_ACL_READ || $required_rights == EGW_ACL_ADD || $implicit_edit && $required_rights == EGW_ACL_EDIT)) && ($info['info_access'] == 'public' || !!($this->grants[$owner] & EGW_ACL_PRIVATE)); //echo "

check_access(info_id=$info_id,requited=$required_rights,implicit_edit=$implicit_edit) owner=$owner, responsible=(".implode(',',$info['info_responsible'])."): access".($access_ok?"Ok":"Denied")."

\n"; return $access_ok; } /** * Filter for a given responsible user: info_responsible either contains a the user or one of his memberships * * @param int $user * @return string * * @todo make the responsible a second table and that filter a join with the responsible table */ function responsible_filter($user) { if (!$user) return '0'; $responsible = $user > 0 ? $GLOBALS['egw']->accounts->memberships($user,true) : $GLOBALS['egw']->accounts->members($user,true); $responsible[] = $user; foreach($responsible as $key => $uid) { $responsible[$key] = $this->db->concat("','",'info_responsible',"','")." LIKE '%,$uid,%'"; } //echo "

responsible_filter($user) = ".'('.implode(' OR ',$responsible).')'."

\n"; return '('.implode(' OR ',$responsible).')'; } /** * generate sql to be AND'ed into a query to ensure ACL is respected (incl. _PRIVATE) * * @param $filter: none|all - list all entrys user have rights to see
* private|own - list only his personal entrys (incl. those he is responsible for !!!), my = entries the user is responsible for * @return string the necesary sql */ function aclFilter($filter = False) { preg_match('/(my|own|privat|all|none|user)([0-9]*)/',$filter_was=$filter,$vars); $filter = $vars[1]; $f_user = intval($vars[2]); if (isset($this->acl_filter[$filter.$f_user])) { return $this->acl_filter[$filter.$f_user]; // used cached filter if found } if (is_array($this->grants)) { foreach($this->grants as $user => $grant) { // echo "

grants: user=$user, grant=$grant

"; if ($grant & (EGW_ACL_READ|EGW_ACL_EDIT)) { $public_user_list[] = $user; } if ($grant & EGW_ACL_PRIVATE) { $private_user_list[] = $user; } } if (count($private_user_list)) { $has_private_access = 'info_owner IN ('.implode(',',$private_user_list).')'; } } $filtermethod = " (info_owner=$this->user"; // user has all rights if ($filter == 'my') { $filtermethod .= " AND info_responsible='0'"; } // implicit read-rights for responsible user $filtermethod .= " OR (".$this->responsible_filter($this->user)." AND info_access='public')"; // private: own entries plus the one user is responsible for if ($filter == 'private' || $filter == 'own') { $filtermethod .= " OR (".$this->responsible_filter($this->user). ($filter == 'own' && count($public_user_list) ? // offer's should show up in own, eg. startpage, but need read-access " OR info_status = 'offer' AND info_owner IN(" . implode(',',$public_user_list) . ')' : '').")". " AND (info_access='public'".($has_private_access?" OR $has_private_access":'').')'; } elseif ($filter != 'my') // none --> all entrys user has rights to see { if ($has_private_access) { $filtermethod .= " OR $has_private_access"; } if (count($public_user_list)) { $filtermethod .= " OR (info_access='public' AND info_owner IN(" . implode(',',$public_user_list) . '))'; } } $filtermethod .= ') '; if ($filter == 'user' && $f_user > 0) { $filtermethod = " (info_owner=$f_user AND info_responsible=0 OR $filtermethod AND ".$this->responsible_filter($f_user). " AND $filtermethod)"; } //echo "

aclFilter(filter='$filter_was',user='$user') = '$filtermethod', privat_user_list=".print_r($privat_user_list,True).", public_user_list=".print_r($public_user_list,True)."

\n"; return $this->acl_filter[$filter.$f_user] = $filtermethod; // cache the filter } /** * generate sql to filter based on the status of the log-entry * * @param $filter done = done or billed, open = not ()done or billed), offer = offer * @return string the necesary sql */ function statusFilter($filter = '') { preg_match('/(done|open|offer)/',$filter,$vars); $filter = $vars[1]; switch ($filter) { case 'done': return " AND info_status IN ('done','billed','cancelled')"; case 'open': return " AND NOT (info_status IN ('done','billed','cancelled'))"; case 'offer': return " AND info_status = 'offer'"; } return ''; } /** * generate sql to filter based on the start- and enddate of the log-entry * * @param $filter upcoming = startdate is in the future
* today startdate < tomorrow
* overdue enddate < tomorrow
* limitYYYY/MM/DD not older or open * @return string the necesary sql */ function dateFilter($filter = '') { preg_match('/(upcoming|today|overdue|date)([-\\/.0-9]*)/',$filter,$vars); $filter = $vars[1]; if (isset($vars[2]) && !empty($vars[2]) && ($date = split('[-/.]',$vars[2]))) { $today = mktime(-$this->tz_offset,0,0,intval($date[1]),intval($date[2]),intval($date[0])); $tomorrow = mktime(-$this->tz_offset,0,0,intval($date[1]),intval($date[2])+1,intval($date[0])); } else { $now = getdate(time()-60*60*$this->tz_offset); $tomorrow = mktime(-$this->tz_offset,0,0,$now['mon'],$now['mday']+1,$now['year']); } switch ($filter) { case 'upcoming': return " AND info_startdate >= '$tomorrow'"; case 'today': return " AND info_startdate < '$tomorrow'"; case 'overdue': return " AND (info_enddate != 0 AND info_enddate < '$tomorrow')"; case 'date': if (!$today || !$tomorrow) { return ''; } return " AND ($today <= info_startdate AND info_startdate < $tomorrow)"; case 'limit': return " AND (info_modified >= '$today' OR NOT (info_status IN ('done','billed','cancelled')))"; } return ''; } /** * initialise the internal $this->data to be empty * * only non-empty values got initialised */ function init() { $this->data = array( 'info_owner' => $this->user, 'info_priority' => 1, 'info_responsible' => array(), ); } /** * read InfoLog entry $info_id * * some cacheing is done to prevent multiple reads of the same entry * * @param $info_id id of log-entry * @return array/boolean the entry as array or False on error (eg. entry not found) */ function read($info_id) // did _not_ ensure ACL { $info_id = (int) $info_id; if ($info_id && $info_id == $this->data['info_id']) { return $this->data; // return the already read entry } if ($info_id <= 0 || !$this->db->select($this->info_table,'*',array('info_id'=>$info_id),__LINE__,__FILE__) || !(($this->data = $this->db->row(true)))) { $this->init( ); return False; } if (!is_array($this->data['info_responsible'])) { $this->data['info_responsible'] = $this->data['info_responsible'] ? explode(',',$this->data['info_responsible']) : array(); } $this->db->select($this->extra_table,'info_extra_name,info_extra_value',array('info_id'=>$info_id),__LINE__,__FILE__); while ($this->db->next_record()) { $this->data['#'.$this->db->f(0)] = $this->db->f(1); } return $this->data; } /** * Read the status of the given infolog-ids * * @param array $ids array with id's * @return array with id => status pairs */ function get_status($ids) { $this->db->select($this->info_table,'info_id,info_type,info_status,info_percent',array('info_id'=>$ids),__LINE__,__FILE__); while (($info = $this->db->row(true))) { switch ($info['info_type'].'-'.$info['info_status']) { case 'phone-not-started': $status = 'call'; break; case 'phone-ongoing': $status = 'will-call'; break; default: $status = $info['info_status'] == 'ongoing' ? $info['info_percent'].'%' : $info['info_status']; } $stati[$info['info_id']] = $status; } return $stati; } /** * delete InfoLog entry $info_id AND the links to it * * @param int $info_id id of log-entry * @param bool $delete_children delete the children, if not set there parent-id to $new_parent * @param int $new_parent new parent-id to set for subs */ function delete($info_id,$delete_children=True,$new_parent=0) // did _not_ ensure ACL { //echo "

soinfolog::delete($info_id,'$delete_children',$new_parent)

\n"; if ((int) $info_id <= 0) { return; } $this->db->delete($this->info_table,array('info_id'=>$info_id),__LINE__,__FILE__); $this->db->delete($this->extra_table,array('info_id'=>$info_id),__LINE__,__FILE__); $this->links->unlink(0,'infolog',$info_id); if ($this->data['info_id'] == $info_id) { $this->init( ); } // delete children, if they are owned by the user if ($delete_children) { $db2 = clone($this->db); // we need an extra result-set $db2->select($this->info_table,'info_id',array( 'info_id_parent' => $info_id, 'info_owner' => $this->user, ),__LINE__,__FILE__); while ($db2->next_record()) { $this->delete($db2->f(0),$delete_children); } } // set parent_id to $new_parent or 0 for all not deleted children $this->db->update($this->info_table,array('info_id_parent'=>$new_parent),array('info_id_parent'=>$info_id),__LINE__,__FILE__); } /** * changes or deletes entries with a spezified owner (for hook_delete_account) * * @param $owner old owner * @param $new_owner new owner or 0 if entries should be deleted */ function change_delete_owner($owner,$new_owner=0) // new_owner=0 means delete { if (!(int) $new_owner) { $db2 = clone($this->db); // we need an extra result-set $db2->select($this->info_table,'info_id',array('info_owner'=>$owner),__LINE__,__FILE__); while($db2->next_record()) { $this->delete($this->db->f(0),False); } } else { $this->db->update($this->info_table,array('info_owner'=>$new_owner),array('info_owner'=>$owner),__LINE__,__FILE__); } $this->db->update($this->info_table,array('info_responsible'=>$new_owner),array('info_responsible'=>$owner),__LINE__,__FILE__); } /** * writes the given $values to InfoLog, a new entry gets created if info_id is not set or 0 * * @param array $values with the data of the log-entry * @param int $check_modified=0 old modification date to check before update (include in WHERE) * @return int/boolean info_id, false on error or 0 if the entry has been updated in the meantime */ function write($values,$check_modified=0) // did _not_ ensure ACL { //echo "soinfolog::write(,$check_modified) values="; _debug_array($values); $info_id = (int) $values['info_id']; if (array_key_exists('info_responsible',$values)) // isset($values['info_responsible']) returns false for NULL! { $values['info_responsible'] = $values['info_responsible'] ? implode(',',$values['info_responsible']) : '0'; } $table_def = $this->db->get_table_definitions('infolog',$this->info_table); $to_write = array(); foreach($values as $key => $val) { if ($key != 'info_id' && isset($table_def['fd'][$key])) { $to_write[$key] = $this->data[$key] = $val; // update internal data } } if (($this->data['info_id'] = $info_id)) { $where = array('info_id' => $info_id); if ($check_modified) $where['info_datemodified'] = $check_modified; if (!$this->db->update($this->info_table,$to_write,$where,__LINE__,__FILE__)) { return false; // Error } if ($this->db->affected_rows() < 1) return 0; // someone else updated the modtime or deleted the entry } else { if (!isset($to_write['info_id_parent'])) $to_write['info_id_parent'] = 0; // must not be null $this->db->insert($this->info_table,$to_write,false,__LINE__,__FILE__); $info_id = $this->data['info_id'] = $this->db->get_last_insert_id($this->info_table,'info_id'); } //echo "

soinfolog.write values= "; _debug_array($values); // write customfields now foreach($values as $key => $val) { if ($key[0] != '#') { continue; // no customfield } $this->data[$key] = $val; // update internal data $this->db->insert($this->extra_table,array( 'info_extra_value'=>$val ),array( 'info_id' => $info_id, 'info_extra_name' => substr($key,1), ),__LINE__,__FILE__); } // echo "

soinfolog.write this->data= "; _debug_array($this->data); return $this->data['info_id']; } /** * count the sub-entries of $info_id * * This is done now be search too (in key info_anz_subs), if DB can use sub-queries * * @param $info_id id of log-entry * @return int the number of sub-entries */ function anzSubs( $info_id ) { if (($info_id = intval($info_id)) <= 0) { return 0; } $this->db->select($this->info_table,'count(*)',array( 'info_id_parent' => $info_id, $this->aclFilter() ),__LINE__,__FILE__); $this->db->next_record(); //echo "

anzSubs($info_id) = ".$this->db->f(0)." ($sql)

\n"; return $this->db->f(0); } /** * searches InfoLog for a certain pattern in $query * * If DB can use sub-queries, the number of subs are under the key info_anz_subs. * * @param $query[order] column-name to sort after * @param $query[sort] sort-order DESC or ASC * @param $query[filter] string with combination of acl-, date- and status-filters, eg. 'own-open-today' or '' * @param $query[cat_id] category to use or 0 or unset * @param $query[search] pattern to search, search is done in info_from, info_subject and info_des * @param $query[action] / $query[action_id] if only entries linked to a specified app/entry show be used * @param &$query[start], &$query[total] nextmatch-parameters will be used and set if query returns less entries * @param $query[col_filter] array with column-name - data pairs, data == '' means no filter (!) * @param $query[subs] boolean return subs or not, if unset the user preference is used * @param $query[num_rows] number of rows to return if $query[start] is set, default is to use the value from the general prefs * @return array with id's as key of the matching log-entries */ function search(&$query) { //echo "

soinfolog.search(".print_r($query,True).")

\n"; $action2app = array( 'addr' => 'addressbook', 'proj' => 'projects', 'event' => 'calendar' ); $action = isset($action2app[$query['action']]) ? $action2app[$query['action']] : $query['action']; $action_id = ( strpos($query['action_id'],',')!==false) ? explode(',',$query['action_id']) : $query['action_id']; if ($action != '') { $links = $this->links->get_links($action=='sp'?'infolog':$action,$action_id,'infolog'); if (count($links)) { $link_extra = ($action == 'sp' ? 'OR' : 'AND')." main.info_id IN (".implode(',',$links).')'; } } if (!empty($query['order']) && eregi('^[a-z_0-9, ]+$',$query['order']) && (empty($query['sort']) || eregi('^(DESC|ASC)$',$query['sort']))) { $order = array(); foreach(explode(',',$query['order']) as $val) { $val = trim($val); $val = (substr($val,0,5) != 'info_' ? 'info_' : '').$val; if ($val == 'info_des' && $this->db->capabilities['order_on_text'] !== true) { if (!$this->db->capabilities['order_on_text']) continue; $val = sprintf($this->db->capabilities['order_on_text'],$val); } $order[] = $val; } $ordermethod = 'ORDER BY ' . implode(',',$order) . ' ' . $query['sort']; } else { $ordermethod = 'ORDER BY info_datemodified DESC'; // newest first } $acl_filter = $filtermethod = $this->aclFilter($query['filter']); $filtermethod .= $this->statusFilter($query['filter']); $filtermethod .= $this->dateFilter($query['filter']); if (is_array($query['col_filter'])) { foreach($query['col_filter'] as $col => $data) { if (substr($col,0,5) != 'info_') $col = 'info_'.$col; if (!empty($data) && eregi('^[a-z_0-9]+$',$col)) { if ($col == 'info_responsible') { $data = (int) $data; if (!$data) continue; $filtermethod .= " AND (".$this->responsible_filter($data)." OR info_responsible='0' AND ". $this->db->expression($this->info_table,array( 'info_owner' => $data > 0 ? $data : $GLOBALS['egw']->accounts->members($data,true) )).')'; } else { $filtermethod .= ' AND '.$this->db->expression($this->info_table,array($col => $data)); } } } } //echo "

filtermethod='$filtermethod'

"; if ((int)$query['cat_id']) { //$filtermethod .= ' AND info_cat='.intval($query['cat_id']).' '; if (!is_object($GLOBALS['egw']->categories)) { $GLOBALS['egw']->categories =& CreateObject('phpgwapi.categories'); } $cats = $GLOBALS['egw']->categories->return_all_children((int)$query['cat_id']); $filtermethod .= ' AND info_cat'.(count($cats)>1? ' IN ('.implode(',',$cats).') ' : '='.(int)$query['cat_id']); } $join = $distinct = $count_subs = ''; if ($query['query']) $query['search'] = $query['query']; // allow both names if ($query['search']) // we search in _from, _subject, _des and _extra_value for $query { $pattern = $this->db->quote('%'.$query['search'].'%'); $columns = array('info_from','info_addr','info_location','info_subject','info_extra_value'); // at the moment MaxDB 7.5 cant cast nor search text columns, it's suppost to change in 7.6 if ($this->db->capabilities['like_on_text']) $columns[] = 'info_des'; $sql_query = 'AND ('.(is_numeric($query['search']) ? 'main.info_id='.(int)$query['search'].' OR ' : ''). implode(" LIKE $pattern OR ",$columns)." LIKE $pattern) "; $join = "LEFT JOIN $this->extra_table ON main.info_id=$this->extra_table.info_id"; // mssql and others cant use DISTICT if text columns (info_des) are involved $distinct = $this->db->capabilities['distinct_on_text'] ? 'DISTINCT' : ''; } $pid = 'AND info_id_parent='.($action == 'sp' ? $query['action_id'] : 0); if (!$GLOBALS['egw_info']['user']['preferences']['infolog']['listNoSubs'] && $action != 'sp' || isset($query['subs']) && $query['subs']) { $pid = ''; } $ids = array( ); if ($action == '' || $action == 'sp' || count($links)) { $sql_query = "FROM $this->info_table main $join WHERE ($filtermethod $pid $sql_query) $link_extra"; $this->db->query($sql="SELECT $distinct main.info_id ".$sql_query,__LINE__,__FILE__); $query['total'] = $this->db->num_rows(); if (isset($query['start']) && $query['start'] > $query['total']) { $query['start'] = 0; } if ($this->db->capabilities['sub_queries']) { $count_subs = ",(SELECT count(*) FROM $this->info_table sub WHERE sub.info_id_parent=main.info_id AND $acl_filter) AS info_anz_subs"; } $this->db->query($sql="SELECT $distinct main.* $count_subs $sql_query $ordermethod",__LINE__,__FILE__, (int) $query['start'],isset($query['start']) ? (int) $query['num_rows'] : -1); //echo "

db::query('$sql',,,".(int)$query['start'].','.(isset($query['start']) ? (int) $query['num_rows'] : -1).")

\n"; while (($info =& $this->db->row(true))) { $info['info_responsible'] = $info['info_responsible'] ? explode(',',$info['info_responsible']) : array(); $ids[$info['info_id']] = $info; } if ($ids && $query['custom_fields']) { $this->db->select($this->extra_table,'*',array('info_id'=>array_keys($ids)),__LINE__,__FILE__); while ($row = $this->db->row(true)) { $ids[$row['info_id']]['#'.$row['info_extra_name']] = $row['info_extra_value']; } } } else { $query['start'] = $query['total'] = 0; } return $ids; } }