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egroupware_official/addressbook/inc/class.addressbook_sql.inc.php

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<?php
/**
* Addressbook - SQL backend
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @package addressbook
* @copyright (c) 2006-12 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
/**
* SQL storage object of the adressbook
*/
class addressbook_sql extends so_sql_cf
{
/**
* name of custom fields table
*
* @var string
*/
var $account_repository = 'sql';
var $contact_repository = 'sql';
var $grants;
/**
* join to show only active account (and not already expired ones)
*/
const ACCOUNT_ACTIVE_JOIN = ' LEFT JOIN egw_accounts ON egw_addressbook.account_id=egw_accounts.account_id';
/**
* filter to show only active account (and not already expired ones)
* UNIX_TIMESTAMP(NOW()) gets replaced with value of time() in the code!
*/
const ACOUNT_ACTIVE_FILTER = '(account_expires IS NULL OR account_expires = -1 OR account_expires > UNIX_TIMESTAMP(NOW()))';
/**
* internal name of the id, gets mapped to uid
*
* @var string
*/
var $contacts_id='id';
/**
* Name of the table for distribution lists
*
* @var string
*/
var $lists_table = 'egw_addressbook_lists';
/**
* Name of the table with the members (contacts) of the distribution lists
*
* @var string
*/
var $ab2list_table = 'egw_addressbook2list';
/**
* Constructor
*
* @param egw_db $db=null
*/
function __construct(egw_db $db=null)
{
parent::__construct('phpgwapi','egw_addressbook','egw_addressbook_extra','contact_',
$extra_key='_name',$extra_value='_value',$extra_id='_id',$db);
// Get custom fields from addressbook instead of phpgwapi
$this->customfields = config::get_customfields('addressbook');
if ($GLOBALS['egw_info']['server']['account_repository'])
{
$this->account_repository = $GLOBALS['egw_info']['server']['account_repository'];
}
elseif ($GLOBALS['egw_info']['server']['auth_type'])
{
$this->account_repository = $GLOBALS['egw_info']['server']['auth_type'];
}
if ($GLOBALS['egw_info']['server']['contact_repository'])
{
$this->contact_repository = $GLOBALS['egw_info']['server']['contact_repository'];
}
}
/**
* Query organisations by given parameters
*
* @var array $param
* @var string $param[org_view] 'org_name', 'org_name,adr_one_location', 'org_name,org_unit' how to group
* @var int $param[owner] addressbook to search
* @var string $param[search] search pattern for org_name
* @var string $param[searchletter] letter the org_name need to start with
* @var array $param[col_filter] filter
* @var string $param[search] or'ed search pattern
* @var array $param[advanced_search] indicator that advanced search is active
* @var string $param[op] (operator like AND or OR; will be passed when advanced search is active)
* @var string $param[wildcard] (wildcard like % or empty or not set (for no wildcard); will be passed when advanced search is active)
* @var int $param[start]
* @var int $param[num_rows]
* @var string $param[sort] ASC or DESC
* @return array or arrays with keys org_name,count and evtl. adr_one_location or org_unit
*/
function organisations($param)
{
$filter = is_array($param['col_filter']) ? $param['col_filter'] : array();
$op = 'OR';
if (isset($param['op']) && !empty($param['op'])) $op = $param['op'];
$advanced_search = false;
if (isset($param['advanced_search']) && !empty($param['advanced_search'])) $advanced_search = true;
$wildcard ='%';
if ($advanced_search || (isset($param['wildcard']) && !empty($param['wildcard']))) $wildcard = ($param['wildcard']?$param['wildcard']:'');
// fix cat_id filter to search in comma-separated multiple cats and return subcats
if ((int)$filter['cat_id'])
{
$filter[] = $this->_cat_filter($filter['cat_id']);
unset($filter['cat_id']);
}
// add filter for read ACL in sql, if user is NOT the owner of the addressbook
if ($param['owner'] && $param['owner'] == $GLOBALS['egw_info']['user']['account_id'])
{
$filter['owner'] = $param['owner'];
}
else
{
// we have no private grants in addressbook at the moment, they have then to be added here too
if ($param['owner'])
{
if (!$this->grants[(int) $filter['owner']]) return false; // we have no access to that addressbook
$filter['owner'] = $param['owner'];
$filter['private'] = 0;
}
else // search all addressbooks, incl. accounts
{
if ($this->account_repository != 'sql' && $this->contact_repository != 'sql-ldap')
{
$filter[] = $this->table_name.'.contact_owner != 0'; // in case there have been accounts in sql previously
}
$filter[] = "(".$this->table_name.".contact_owner=".(int)$GLOBALS['egw_info']['user']['account_id'].
" OR contact_private=0 AND ".$this->table_name.".contact_owner IN (".
implode(',',array_keys($this->grants))."))";
}
}
if ($param['searchletter'])
{
$filter[] = 'org_name '.$this->db->capabilities[egw_db::CAPABILITY_CASE_INSENSITIV_LIKE].' '.$this->db->quote($param['searchletter'].'%');
}
else
{
$filter[] = "org_name != ''";// AND org_name IS NOT NULL";
}
$sort = $param['sort'] == 'DESC' ? 'DESC' : 'ASC';
list(,$by) = explode(',',$param['org_view']);
if (!$by)
{
$extra = array(
'COUNT(DISTINCT egw_addressbook.contact_id) AS org_count',
"COUNT(DISTINCT CASE WHEN org_unit IS NULL THEN '' ELSE org_unit END) AS org_unit_count",
"COUNT(DISTINCT CASE WHEN adr_one_locality IS NULL THEN '' ELSE adr_one_locality END) AS adr_one_locality_count",
);
$append = "GROUP BY org_name ORDER BY org_name $sort";
}
else // by adr_one_location or org_unit
{
// org total for more then one $by
$by_expr = $by == 'org_unit_count' ? "COUNT(DISTINCT CASE WHEN org_unit IS NULL THEN '' ELSE org_unit END)" :
"COUNT(DISTINCT CASE WHEN adr_one_locality IS NULL THEN '' ELSE adr_one_locality END)";
$append = "GROUP BY org_name HAVING $by_expr > 1 ORDER BY org_name $sort";
parent::search($param['search'],array('org_name'),$append,array(
"NULL AS $by",
'1 AS is_main',
'COUNT(DISTINCT egw_addressbook.contact_id) AS org_count',
"COUNT(DISTINCT CASE WHEN org_unit IS NULL THEN '' ELSE org_unit END) AS org_unit_count",
"COUNT(DISTINCT CASE WHEN adr_one_locality IS NULL THEN '' ELSE adr_one_locality END) AS adr_one_locality_count",
),$wildcard,false,$op/*'OR'*/,'UNION',$filter);
// org by location
$append = "GROUP BY org_name,$by ORDER BY org_name $sort,$by $sort";
parent::search($param['search'],array('org_name'),$append,array(
"CASE WHEN $by IS NULL THEN '' ELSE $by END AS $by",
'0 AS is_main',
'COUNT(DISTINCT egw_addressbook.contact_id) AS org_count',
"COUNT(DISTINCT CASE WHEN org_unit IS NULL THEN '' ELSE org_unit END) AS org_unit_count",
"COUNT(DISTINCT CASE WHEN adr_one_locality IS NULL THEN '' ELSE adr_one_locality END) AS adr_one_locality_count",
),$wildcard,false,$op/*'OR'*/,'UNION',$filter);
$append = "ORDER BY org_name $sort,is_main DESC,$by $sort";
}
$rows = parent::search($param['search'],array('org_name'),$append,$extra,$wildcard,false,$op/*'OR'*/,
array($param['start'],$param['num_rows']),$filter);
if (!$rows) return false;
// query the values for *_count == 1, to display them instead
$filter['org_name'] = $orgs = array();
foreach($rows as $n => $row)
{
if ($row['org_unit_count'] == 1 || $row['adr_one_locality_count'] == 1)
{
$filter['org_name'][$row['org_name']] = $row['org_name']; // use as key too to have every org only once
}
$org_key = $row['org_name'].($by ? '|||'.($row[$by] || $row[$by.'_count']==1 ? $row[$by] : '|||') : '');
$orgs[$org_key] = $row;
}
unset($rows);
if (count($filter['org_name']))
{
foreach((array) parent::search($criteria,array('org_name','org_unit','adr_one_locality'),'GROUP BY org_name,org_unit,adr_one_locality',
'',$wildcard,false,$op/*'AND'*/,false,$filter) as $row)
{
$org_key = $row['org_name'].($by ? '|||'.$row[$by] : '');
if ($orgs[$org_key]['org_unit_count'] == 1)
{
$orgs[$org_key]['org_unit'] = $row['org_unit'];
}
if ($orgs[$org_key]['adr_one_locality_count'] == 1)
{
$orgs[$org_key]['adr_one_locality'] = $row['adr_one_locality'];
}
if ($by && isset($orgs[$org_key = $row['org_name'].'||||||']))
{
if ($orgs[$org_key]['org_unit_count'] == 1)
{
$orgs[$org_key]['org_unit'] = $row['org_unit'];
}
if ($orgs[$org_key]['adr_one_locality_count'] == 1)
{
$orgs[$org_key]['adr_one_locality'] = $row['adr_one_locality'];
}
}
}
}
return array_values($orgs);
}
/**
* searches db for rows matching searchcriteria
*
* '*' and '?' are replaced with sql-wildcards '%' and '_'
*
* For a union-query you call search for each query with $start=='UNION' and one more with only $order_by and $start set to run the union-query.
*
* @param array/string $criteria array of key and data cols, OR a SQL query (content for WHERE), fully quoted (!)
* @param boolean/string/array $only_keys=true True returns only keys, False returns all cols. or
* comma seperated list or array of columns 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), or 'UNION' for a part of a union query
* @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 $need_full_no_count=false If true an unlimited query is run to determine the total number of rows, default false
* @return boolean/array of matching rows (the row is an array of the cols) or False
*/
function &search($criteria,$only_keys=True,$order_by='',$extra_cols='',$wildcard='',$empty=False,$op='AND',$start=false,$filter=null,$join='',$need_full_no_count=false)
{
if ((int) $this->debug >= 4) echo '<p>'.__METHOD__.'('.array2string($criteria,true).','.array2string($only_keys).",'$order_by','$extra_cols','$wildcard','$empty','$op',$start,".array2string($filter,true).",'$join')</p>\n";
//error_log(__METHOD__.'('.array2string($criteria,true).','.array2string($only_keys).",'$order_by','$extra_cols','$wildcard','$empty','$op',$start,".array2string($filter,true).",'$join')");
$owner = isset($filter['owner']) ? $filter['owner'] : (isset($criteria['owner']) ? $criteria['owner'] : null);
// fix cat_id criteria to search in comma-separated multiple cats and return subcats
if (is_array($criteria) && ($cats = $criteria['cat_id']))
{
$criteria = array_merge($criteria, $this->_cat_search($criteria['cat_id']));
unset($criteria['cat_id']);
}
// fix cat_id filter to search in comma-separated multiple cats and return subcats
if (($cats = $filter['cat_id']))
{
if ($filter['cat_id'][0] == '!')
{
$filter['cat_id'] = substr($filter['cat_id'],1);
$not = 'NOT';
}
$filter[] = $this->_cat_filter((int)$filter['cat_id'],$not);
unset($filter['cat_id']);
}
// add filter for read ACL in sql, if user is NOT the owner of the addressbook
if (isset($this->grants) && !(isset($filter['owner']) && $filter['owner'] == $GLOBALS['egw_info']['user']['account_id']))
{
// add read ACL for groupmembers (they have no
if ($GLOBALS['egw_info']['user']['preferences']['common']['account_selection'] == 'groupmembers' &&
(!isset($filter['owner']) || in_array('0',(array)$filter['owner'])))
{
$groupmembers = array();
foreach($GLOBALS['egw']->accounts->memberships($GLOBALS['egw_info']['user']['account_id'],true) as $group_id)
{
if (($members = $GLOBALS['egw']->accounts->members($group_id,true)))
{
$groupmembers = array_merge($groupmembers,$members);
}
}
$groupmember_sql = $this->db->expression($this->table_name, ' OR '.$this->table_name.'.',array(
'account_id' => array_unique($groupmembers),
));
}
// we have no private grants in addressbook at the moment, they have then to be added here too
if (isset($filter['owner']))
{
// no grants for selected owner/addressbook
if (!($filter['owner'] = array_intersect((array)$filter['owner'],array_keys($this->grants))))
{
if (!isset($groupmember_sql)) return false;
$filter[] = substr($groupmember_sql,4);
unset($filter['owner']);
}
// for an owner filter, which does NOT include current user, filter out private entries
elseif (!in_array($GLOBALS['egw_info']['user']['account_id'],$filter['owner']))
{
$filter['private'] = 0;
}
// if multiple addressbooks (incl. current owner) are searched, we need full acl filter
elseif(count($filter['owner']) > 1)
{
$filter[] = "($this->table_name.contact_owner=".(int)$GLOBALS['egw_info']['user']['account_id'].
" OR contact_private=0 AND $this->table_name.contact_owner IN (".
implode(',',array_keys($this->grants)).") $groupmember_sql OR $this->table_name.contact_owner IS NULL)";
}
}
else // search all addressbooks, incl. accounts
{
if ($this->account_repository != 'sql' && $this->contact_repository != 'sql-ldap')
{
$filter[] = $this->table_name.'.contact_owner != 0'; // in case there have been accounts in sql previously
}
$filter[] = "($this->table_name.contact_owner=".(int)$GLOBALS['egw_info']['user']['account_id'].
" OR contact_private=0 AND $this->table_name.contact_owner IN (".
implode(',',array_keys($this->grants)).") $groupmember_sql OR $this->table_name.contact_owner IS NULL)";
}
}
if (isset($filter['list']))
{
$join .= " JOIN $this->ab2list_table ON $this->table_name.contact_id=$this->ab2list_table.contact_id AND list_id=".(int)$filter['list'];
unset($filter['list']);
}
// add join to show only active accounts (only if accounts are shown and in sql and we not already join the accounts table, eg. used by admin)
if (!$owner && substr($this->account_repository,0,3) == 'sql' &&
strpos($join,$GLOBALS['egw']->accounts->backend->table) === false && !array_key_exists('account_id',$filter))
{
$join .= self::ACCOUNT_ACTIVE_JOIN;
$filter[] = str_replace('UNIX_TIMESTAMP(NOW())',time(),self::ACOUNT_ACTIVE_FILTER);
}
if ($join || $criteria && is_string($criteria)) // search also adds a join for custom fields!
{
switch(gettype($only_keys))
{
case 'boolean':
// Correctly handled by parent class
break;
case 'string':
$only_keys = explode(',',$only_keys);
// fall through
}
// postgres requires that expressions in order by appear in the columns of a distinct select
if ($this->db->Type != 'mysql' && preg_match_all("/([a-zA-Z_.]+) *(<> *''|IS NULL|IS NOT NULL)? *(ASC|DESC)?(,|$)/ui",$order_by,$all_matches,PREG_SET_ORDER))
{
if (!is_array($extra_cols)) $extra_cols = $extra_cols ? explode(',',$extra_cols) : array();
foreach($all_matches as $matches)
{
$table = '';
$column = $matches[1];
if (($key = array_search($column, $this->db_cols)) !== false) $column = $key;
if (strpos($column,'.') === false)
{
$table = $column == $this->extra_value ? $this->extra_table : $this->table_name;
if (isset($this->db_cols[$column]))
{
$table .= '.';
}
else
{
$table = '';
}
}
$extra_cols[] = $table.$column.' '.$matches[2];
//_debug_array($matches);
if (!empty($order_by) && $table) // postgres requires explizit order by
{
$order_by = str_replace($matches[0],$table.$column.' '.$matches[2].' '.$matches[3].$matches[4],$order_by);
}
}
//_debug_array($order_by); _debug_array($extra_cols);
}
}
$rows =& parent::search($criteria,$only_keys,$order_by,$extra_cols,$wildcard,$empty,$op,$start,$filter,$join,$need_full_no_count);
if ($start === false) $this->total = is_array($rows) ? count($rows) : 0; // so_sql sets total only for $start !== false!
return $rows;
}
/**
* fix cat_id filter to search in comma-separated multiple cats and return subcats
*
* @internal
* @param int $cat_id
* @return string sql to filter by given cat
*/
function _cat_filter($cat_id, $not='')
{
if (!is_object($GLOBALS['egw']->categories))
{
$GLOBALS['egw']->categories = CreateObject('phpgwapi.categories');
}
foreach($GLOBALS['egw']->categories->return_all_children((int)$cat_id) as $cat)
{
$cat_filter[] = $this->db->concat("','",cat_id,"','")." $not LIKE '%,$cat,%'";
}
$cfilter = '('.implode(' OR ',$cat_filter).')';
if(!empty($not))
{
$cfilter = "( $cfilter OR cat_id IS NULL )";
}
return $cfilter;
}
/**
* fix cat_id criteria to search in comma-separated multiple cats
*
* @internal
* @param int/array $cats
* @return array of sql-strings to be OR'ed or AND'ed together
*/
function _cat_search($cats)
{
$cat_filter = array();
foreach(is_array($cats) ? $cats : array($cats) as $cat)
{
if (is_numeric($cat)) $cat_filter[] = $this->db->concat("','",cat_id,"','")." LIKE '%,$cat,%'";
}
return $cat_filter;
}
/**
* Change the ownership of contacts owned by a given account
*
* @param int $account_id account-id of the old owner
* @param int $new_owner account-id of the new owner
*/
function change_owner($account_id,$new_owner)
{
if (!$new_owner) // otherwise we would create an account (contact_owner==0)
{
die("socontacts_sql::change_owner($account_id,$new_owner) new owner must not be 0");
}
$this->db->update($this->table_name,array(
'contact_owner' => $new_owner,
),array(
'contact_owner' => $account_id,
),__LINE__,__FILE__);
}
/**
* Get the availible distribution lists for givens users and groups
*
* @param array $uids array of user or group id's for $uid_column='list_owners', or values for $uid_column,
* or whole where array: column-name => value(s) pairs
* @param string $uid_column='list_owner' column-name or null to use $uids as where array
* @param string $member_attr=null null: no members, 'contact_uid', 'contact_id', 'caldav_name' return members as that attribute
* @return array with list_id => array(list_id,list_name,list_owner,...) pairs
*/
function get_lists($uids,$uid_column='list_owner',$member_attr=null)
{
$user = $GLOBALS['egw_info']['user']['account_id'];
$lists = array();
foreach($this->db->select($this->lists_table,'*',$uid_column?array($uid_column=>$uids):$uids,__LINE__,__FILE__,
false,'ORDER BY list_owner<>'.(int)$GLOBALS['egw_info']['user']['account_id'].',list_name') as $row)
{
$lists[$row['list_id']] = $row;
}
if ($lists && $member_attr && in_array($member_attr,array('contact_id','contact_uid','caldav_name')))
{
foreach($this->db->select($this->ab2list_table,"list_id,$member_attr",array('list_id'=>array_keys($lists)),
__LINE__,__FILE__,false,$member_attr=='contact_id' ? '' :
'',false,0,"JOIN $this->table_name ON $this->ab2list_table.contact_id=$this->table_name.contact_id") as $row)
{
$lists[$row['list_id']]['members'][] = $row[$member_attr];
}
}
error_log(__METHOD__.'('.array2string($uids).", '$uid_column', '$member_attr') returning ".array2string($lists));
return $lists;
}
/**
* Adds / updates a distribution list
*
* @param string|array $keys list-name or array with column-name => value pairs to specify the list
* @param int $owner user- or group-id
* @param array $contacts=array() contacts to add (only for not yet existing lists!)
* @param array &$data=array() values for keys 'list_uid', 'list_carddav_name', 'list_name'
* @return int|boolean integer list_id or false on error
*/
function add_list($keys,$owner,$contacts=array(),array &$data=array())
{
error_log(__METHOD__.'('.array2string($keys).", $owner, ..., ".array2string($data).')');
if (!$keys && !$data || !(int)$owner) return false;
if ($keys && !is_array($keys)) $keys = array('list_name' => $keys);
if ($keys)
{
$keys['list_owner'] = $owner;
}
else
{
$data['list_owner'] = $owner;
}
if (!$keys || !($list_id = $this->db->select($this->lists_table,'list_id',$keys)->fetchColumn()))
{
$data['list_created'] = time();
$data['list_creator'] = $GLOBALS['egw_info']['user']['account_id'];
}
else
{
$data[] = 'list_etag=list_etag+1';
}
$data['list_modified'] = time();
$data['list_modifier'] = $GLOBALS['egw_info']['user']['account_id'];
if (!$data['list_id']) unset($data['list_id']);
if (!$this->db->insert($this->lists_table,$data,$keys,__LINE__,__FILE__)) return false;
if (!$list_id && ($list_id = $this->db->get_last_insert_id($this->lists_table,'list_id')) &&
(!isset($data['list_uid']) || !isset($data['list_carddav_name'])))
{
$update = array();
if (!isset($data['list_uid']))
{
$update['list_uid'] = $data['list_uid'] = common::generate_uid('addresbook-lists', $list_id);
}
if (!isset($data['list_carddav_name']))
{
$update['list_carddav_name'] = $data['list_carddav_name'] = $data['list_uid'].'.vcf';
}
$this->db->update($this->lists_table,$update,array('list_id'=>$list_id),__LINE__,__FILE__);
$this->add2list($list_id,$contacts,array());
}
if ($keys) $data += $keys;
//error_log(__METHOD__.'('.array2string($keys).", $owner, ...) data=".array2string($data).' returning '.array2string($list_id));
return $list_id;
}
/**
* Adds contact(s) to a distribution list
*
* @param int|array $contact contact_id(s)
* @param int $list list-id
* @param array $existing=null array of existing contact-id(s) of list, to not reread it, eg. array()
* @return false on error
*/
function add2list($contact,$list,array $existing=null)
{
if (!(int)$list || !is_array($contact) && !(int)$contact) return false;
if (!is_array($existing))
{
$existing = array();
foreach($this->db->select($this->ab2list_table,'contact_id',array('list_id'=>$list),__LINE__,__FILE__) as $row)
{
$existing[] = $row['contact_id'];
}
}
if (!($to_add = array_diff((array)$contact,$existing)))
{
return true; // no need to insert it, would give sql error
}
foreach($to_add as $contact)
{
$this->db->insert($this->ab2list_table,array(
'contact_id' => $contact,
'list_id' => $list,
'list_added' => time(),
'list_added_by' => $GLOBALS['egw_info']['user']['account_id'],
),array(),__LINE__,__FILE__);
}
// update etag
return $this->db->update($this->lists_table,array(
'list_etag=list_etag+1',
'list_modified' => time(),
'list_modifier' => $GLOBALS['egw_info']['user']['account_id'],
),array(
'list_id' => $list,
),__LINE__,__FILE__);
}
/**
* Removes one contact from distribution list(s)
*
* @param int|array $contact contact_id(s)
* @param int $list=null list-id or null to remove from all lists
* @return false on error
*/
function remove_from_list($contact,$list=null)
{
if (!(int)$list && !is_null($list) || !is_array($contact) && !(int)$contact) return false;
$where = array(
'contact_id' => $contact,
);
if (!is_null($list))
{
$where['list_id'] = $list;
}
else
{
$list = array();
foreach($this->db->select($this->ab2list_table,'list_id',$where,__LINE__,__FILE__) as $row)
{
$list[] = $row['list_id'];
}
}
if (!$this->db->delete($this->ab2list_table,$where,__LINE__,__FILE__))
{
return false;
}
foreach((array)$list as $list_id)
{
$this->db->update($this->lists_table,array(
'list_etag=list_etag+1',
'list_modified' => time(),
'list_modifier' => $GLOBALS['egw_info']['user']['account_id'],
),array(
'list_id' => $list_id,
),__LINE__,__FILE__);
}
return true;
}
/**
* Deletes a distribution list (incl. it's members)
*
* @param int/array $list list_id(s)
* @return number of members deleted or false if list does not exist
*/
function delete_list($list)
{
if (!$this->db->delete($this->lists_table,array('list_id' => $list),__LINE__,__FILE__)) return false;
$this->db->delete($this->ab2list_table,array('list_id' => $list),__LINE__,__FILE__);
return $this->db->affected_rows();
}
/**
* Reads a contact, reimplemented to use the uid, if a non-numeric key is given
*
* @param int|string|array $keys
* @param string|array $extra_cols
* @param string $join
* @return array|boolean
*/
function read($keys,$extra_cols='',$join='')
{
if (isset($GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length'])) {
$minimum_uid_length = $GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length'];
} else {
$minimum_uid_length = 8;
}
if (!is_array($keys) && !is_numeric($keys))
{
$keys = array('contact_uid' => $keys);
}
$contact = parent::read($keys,$extra_cols,$join);
// Change autoinc_id to match $this->db_cols
$this->autoinc_id = $this->db_cols[$this->autoinc_id];
if(($id = (int)$this->data[$this->autoinc_id]) && $cfs = $this->read_customfields($keys)) {
if (is_array($cfs[$id])) $contact = array_merge($contact,$cfs[$id]);
}
$this->autoinc_id = array_search($this->autoinc_id, $this->db_cols);
// enforce a minium uid strength
if (is_array($contact) && (!isset($contact['uid'])
|| strlen($contact['uid']) < $minimum_uid_length)) {
parent::update(array('uid' => common::generate_uid('addressbook',$contact['id'])));
}
return $contact;
}
/**
* Saves a contact, reimplemented to check a given etag and set a uid
*
* @param array $keys if given $keys are copied to data before saveing => allows a save as
* @param string|array $extra_where=null extra where clause, eg. to check the etag, returns 'nothing_affected' if not affected rows
* @return int 0 on success and errno != 0 else
*/
function save($keys=null)
{
if (isset($GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length'])) {
$minimum_uid_length = $GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length'];
} else {
$minimum_uid_length = 8;
}
if (is_array($keys) && count($keys)) $this->data_merge($keys);
$new_entry = !$this->data['id'];
if (isset($this->data['etag'])) // do we have an etag in the data to write
{
$etag = $this->data['etag'];
unset($this->data['etag']);
if (!($err = parent::save(array('contact_etag=contact_etag+1'),array('contact_etag' => $etag))))
{
$this->data['etag'] = $etag+1;
}
else
{
$this->data['etag'] = $etag;
}
}
else
{
unset($this->data['etag']);
if (!($err = parent::save(array('contact_etag=contact_etag+1'))) && $new_entry)
{
$this->data['etag'] = 0;
}
}
$update = array();
// enforce a minium uid strength
if (!isset($this->data['uid']) || strlen($this->data['uid']) < $minimum_uid_length)
{
$update['uid'] = common::generate_uid('addressbook',$this->data['id']);
//echo "<p>set uid={$this->data['uid']}, etag={$this->data['etag']}</p>";
}
// set carddav_name, if not given by caller
if (empty($this->data['carddav_name']))
{
$update['carddav_name'] = $this->data['id'].'.vcf';
}
if (!$err && $update)
{
parent::update($update);
}
return $err;
}
/**
* Read data of a distribution list
*
* @param int $list list_id
* @return array of data or false if list does not exist
*/
function read_list($list)
{
if (!$list) return false;
return $this->db->select($this->lists_table,'*',array('list_id'=>$list),__LINE__,__FILE__)->fetch();
}
/**
* saves custom field data
* Re-implemented to deal with extra contact_owner column
*
* @param array $data data to save (cf's have to be prefixed with self::CF_PREFIX = #)
* @return bool false on success, errornumber on failure
*/
function save_customfields($data)
{
foreach ((array)$this->customfields as $name => $options)
{
if (!isset($data[$field = $this->get_cf_field($name)])) continue;
$where = array(
$this->extra_id => $data['id'],
$this->extra_key => $name,
);
$is_multiple = $this->is_multiple($name);
// we explicitly need to delete fields, if value is empty or field allows multiple values or we have no unique index
if(empty($data[$field]) || $is_multiple || !$this->extra_has_unique_index)
{
$this->db->delete($this->extra_table,$where,__LINE__,__FILE__,$this->app);
if (empty($data[$field])) continue; // nothing else to do for empty values
}
foreach($is_multiple && !is_array($data[$field]) ? explode(',',$data[$field]) : (array)$data[$field] as $value)
{
if (!$this->db->insert($this->extra_table,array($this->extra_value => $value, 'contact_owner' => $data['owner']),$where,__LINE__,__FILE__,$this->app))
{
return $this->db->Errno;
}
}
}
return false; // no error
}
/**
* Deletes custom field data
* Implemented to deal with LDAP backend, which saves CFs in SQL, but the account record is in LDAP
*/
function delete_customfields($data)
{
$this->db->delete($this->extra_table,$data,__LINE__,__FILE__);
}
}
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