File Source for addressbook.php

<?php
/**
* functions/addressbook.php - Functions and classes for the addressbook system
*
* Functions require SM_PATH and support of forms.php functions
*
* @copyright 1999-2020 The SquirrelMail Project Team
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id: addressbook.php 14845 2020-01-07 08:09:34Z pdontthink $
* @package squirrelmail
* @subpackage addressbook
*/
/**
* Create and initialize an addressbook object.
* @param boolean $showerr display any address book init errors. html page header
* must be created before calling addressbook_init() with $showerr enabled.
* @param boolean $onlylocal enable only local address book backends. Should
* be used when code does not need access to remote backends. Backends
* that provide read only address books with limited listing options can be
* tagged as remote.
* @return object address book object.
*/
function addressbook_init($showerr = true, $onlylocal = false) {
global $data_dir, $username, $ldap_server, $address_book_global_filename;
global $addrbook_dsn, $addrbook_table;
global $abook_global_file, $abook_global_file_writeable, $abook_global_file_listing;
global $addrbook_global_dsn, $addrbook_global_table, $addrbook_global_writeable, $addrbook_global_listing;
global $abook_file_line_length;
/* Create a new addressbook object */
$abook = new AddressBook;
/* Create empty error message */
$abook_init_error='';
/*
Always add a local backend. We use *either* file-based *or* a
database addressbook. If $addrbook_dsn is set, the database
backend is used. If not, addressbooks are stores in files.
*/
if (isset($addrbook_dsn) && !empty($addrbook_dsn)) {
/* Database */
if (!isset($addrbook_table) || empty($addrbook_table)) {
$addrbook_table = 'address';
}
$r = $abook->add_backend('database', Array('dsn' => $addrbook_dsn,
'owner' => $username,
'table' => $addrbook_table));
if (!$r && $showerr) {
$abook_init_error.=_("Error initializing address book database.") . "\n" . $abook->error;
}
} else {
/* File */
$filename = getHashedFile($username, $data_dir, "$username.abook");
$r = $abook->add_backend('local_file', Array('filename' => $filename,
'umask' => 0077,
'line_length' => $abook_file_line_length,
'create' => true));
if(!$r && $showerr) {
// no need to use $abook->error, because message explains error.
$abook_init_error.=sprintf( _("Error opening file %s"), $filename );
}
}
/* Global file based addressbook */
if (isset($abook_global_file) &&
isset($abook_global_file_writeable) &&
isset($abook_global_file_listing) &&
trim($abook_global_file)!=''){
// Detect place of address book
if (! preg_match("/[\/\\\]/",$abook_global_file)) {
/* no path chars, address book stored in data directory
* make sure that there is a slash between data directory
* and address book file name
*/
$abook_global_filename=$data_dir
. ((substr($data_dir, -1) != '/') ? '/' : '')
. $abook_global_file;
} elseif (preg_match("/^\/|\w:/",$abook_global_file)) {
// full path is set in options (starts with slash or x:)
$abook_global_filename=$abook_global_file;
} else {
$abook_global_filename=SM_PATH . $abook_global_file;
}
$r = $abook->add_backend('local_file',array('filename'=>$abook_global_filename,
'name' => _("Global Address Book"),
'detect_writeable' => false,
'line_length' => $abook_file_line_length,
'writeable'=> $abook_global_file_writeable,
'listing' => $abook_global_file_listing));
/* global abook init error is not fatal. add error message and continue */
if (!$r && $showerr) {
if ($abook_init_error!='') $abook_init_error.="\n";
$abook_init_error.=_("Error initializing global address book.") . "\n" . $abook->error;
}
}
/* Load global addressbook from SQL if configured */
if (isset($addrbook_global_dsn) && !empty($addrbook_global_dsn)) {
/* Database configured */
if (!isset($addrbook_global_table) || empty($addrbook_global_table)) {
$addrbook_global_table = 'global_abook';
}
$r = $abook->add_backend('database',
Array('dsn' => $addrbook_global_dsn,
'owner' => 'global',
'name' => _("Global Address Book"),
'writeable' => $addrbook_global_writeable,
'listing' => $addrbook_global_listing,
'table' => $addrbook_global_table));
/* global abook init error is not fatal. add error message and continue */
if (!$r && $showerr) {
if ($abook_init_error!='') $abook_init_error.="\n";
$abook_init_error.=_("Error initializing global address book.") . "\n" . $abook->error;
}
}
/*
* hook allows to include different address book backends.
* plugins should extract $abook and $r from arguments
* and use same add_backend commands as above functions.
* Since 1.5.2 hook sends third ($onlylocal) argument to address book
* plugins in order to allow detection of local address book init.
* @since 1.5.1 and 1.4.5
* Since 1.5.2, the plugin arguments are passed inside an array
* and by reference, so plugins hooking in here need to accept arguments
* in an array and change those values as needed instead of returning
* the changed values.
*/
$temp = array(&$abook, &$r, &$onlylocal);
do_hook('abook_init', $temp);
if (!$r && $showerr) {
if ($abook_init_error!='') $abook_init_error.="\n";
$abook_init_error.=_("Error initializing other address books.") . "\n" . $abook->error;
}
/* Load configured LDAP servers (if PHP has LDAP support) */
if (isset($ldap_server) && is_array($ldap_server)) {
reset($ldap_server);
while (list($undef,$param) = each($ldap_server)) {
if (!is_array($param))
continue;
/* if onlylocal is true, we only add writeable ldap servers */
if ($onlylocal && (!isset($param['writeable']) || $param['writeable'] != true))
continue;
$r = $abook->add_backend('ldap_server', $param);
if (!$r && $showerr) {
if ($abook_init_error!='') $abook_init_error.="\n";
$abook_init_error.=sprintf(_("Error initializing LDAP server %s:"), $param['host'])."\n";
$abook_init_error.= $abook->error;
}
}
} // end of ldap server init
/**
* display address book init errors.
*/
if ($abook_init_error!='' && $showerr) {
error_box(nl2br(sm_encode_html_special_chars($abook_init_error)));
}
/* Return the initialized object */
return $abook;
}
/**
* Constructs the "new address" form
*
* NOTE! The form is not closed - the caller
* must add the closing form tag itself.
*
* @since 1.5.1
*
* @param string $form_url Form action url
* @param string $name Form name
* @param string $title Form title
* @param string $button Form button name
* @param int $backend The current backend being displayed
* @param array $defdata Values of form fields
*
* @return string The desired address form display code
*
*/
function abook_create_form($form_url, $name, $title, $button,
$backend, $defdata=array()) {
global $oTemplate;
$output = addForm($form_url, 'post', 'f_add', '', '', array(), TRUE);
if ($button == _("Update address")) {
$edit = true;
$backends = NULL;
} else {
$edit = false;
$backends = getWritableBackends();
}
$fields = array (
'nickname' => 'NickName',
'firstname' => 'FirstName',
'lastname' => 'LastName',
'email' => 'Email',
'label' => 'Info',
);
$values = array();
foreach ($fields as $sqm=>$template) {
$values[$template] = isset($defdata[$sqm]) ? $defdata[$sqm] : '';
}
$oTemplate->assign('writable_backends', $backends);
$oTemplate->assign('values', $values);
$oTemplate->assign('edit', $edit);
$oTemplate->assign('current_backend', $backend);
$output .= $oTemplate->fetch('addrbook_addedit.tpl');
return $output;
}
/**
* Had to move this function outside of the Addressbook Class
* PHP 4.0.4 Seemed to be having problems with inline functions.
* Note: this can return now since we don't support 4.0.4 anymore.
*/
function addressbook_cmp($a,$b) {
if($a['backend'] > $b['backend']) {
return 1;
} else if($a['backend'] < $b['backend']) {
return -1;
}
return (strtolower($a['name']) > strtolower($b['name'])) ? 1 : -1;
}
/**
* Retrieve a list of writable backends
* @since 1.5.2
*/
function getWritableBackends () {
global $abook;
$write = array();
$backends = $abook->get_backend_list();
while (list($undef,$v) = each($backends)) {
if ($v->writeable) {
$write[$v->bnum]=$v->sname;
}
}
return $write;
}
/**
* Sort array by the key "name"
*/
function alistcmp($a,$b) {
$abook_sort_order=get_abook_sort();
switch ($abook_sort_order) {
case 0:
case 1:
$abook_sort='nickname';
break;
case 4:
case 5:
$abook_sort='email';
break;
case 6:
case 7:
$abook_sort='label';
break;
case 2:
case 3:
case 8:
default:
$abook_sort='name';
}
if ($a['backend'] > $b['backend']) {
return 1;
} else {
if ($a['backend'] < $b['backend']) {
return -1;
}
}
if( (($abook_sort_order+2) % 2) == 1) {
return (strtolower($a[$abook_sort]) < strtolower($b[$abook_sort])) ? 1 : -1;
} else {
return (strtolower($a[$abook_sort]) > strtolower($b[$abook_sort])) ? 1 : -1;
}
}
/**
* Address book sorting options
*
* returns address book sorting order
* @return integer book sorting options order
*/
function get_abook_sort() {
global $data_dir, $username;
/* get sorting order */
if(sqgetGlobalVar('abook_sort_order', $temp, SQ_GET)) {
$abook_sort_order = (int) $temp;
if ($abook_sort_order < 0 or $abook_sort_order > 8)
$abook_sort_order=8;
setPref($data_dir, $username, 'abook_sort_order', $abook_sort_order);
} else {
/* get previous sorting options. default to unsorted */
$abook_sort_order = getPref($data_dir, $username, 'abook_sort_order', 8);
}
return $abook_sort_order;
}
/**
* This function shows the address book sort button.
*
* @param integer $abook_sort_order Current sort value
* @param string $alt_tag The alt tag value (string
* visible to text only browsers)
* @param integer $Down Sort value when list is sorted
* ascending
* @param integer $Up Sort value when list is sorted
* descending
* @param array $uri_extra Any additional parameters to add
* to the button's link, as an
* associative array of key/value pairs
* (OPTIONAL; default none)
*
* @return string html code with sorting images and urls
*
*/
function show_abook_sort_button($abook_sort_order, $alt_tag,
$Down, $Up, $uri_extra=array() ) {
global $form_url, $icon_theme_path;
/* Figure out which image we want to use. */
if ($abook_sort_order != $Up && $abook_sort_order != $Down) {
$img = 'sort_none.png';
$text_icon = '◻'; // U+25FB WHITE MEDIUM SQUARE
$which = $Up;
} elseif ($abook_sort_order == $Up) {
$img = 'up_pointer.png';
$text_icon = '⇧'; // U+21E7 UPWARDS WHITE ARROW
$which = $Down;
} else {
$img = 'down_pointer.png';
$text_icon = '⇩'; // U+21E9 DOWNWARDS WHITE ARROW
$which = 8;
}
$uri_extra['abook_sort_order'] = $which;
$uri = set_uri_vars($form_url, $uri_extra, FALSE);
/* Now that we have everything figured out, show the actual button. */
return create_hyperlink($uri,
getIcon($icon_theme_path, $img, $text_icon, $alt_tag),
'', '', '', '', '',
array('style' => 'text-decoration:none',
'title' => $alt_tag),
FALSE);
}
/**
* This is the main address book class that connect all the
* backends and provide services to the functions above.
* @package squirrelmail
* @subpackage addressbook
*/
class AddressBook {
/**
* Enabled address book backends
* @var array
*/
var $backends = array();
/**
* Number of enabled backends
* @var integer
*/
var $numbackends = 0;
/**
* Error messages
* @var string
*/
var $error = '';
/**
* id of backend with personal address book
* @var integer
*/
var $localbackend = 0;
/**
* Name of backend with personal address book
* @var string
*/
var $localbackendname = '';
/**
* Controls use of 'extra' field
*
* Extra field can be used to add link to form, which allows
* to modify all fields supported by backend. This is the only field
* that is not sanitized with sm_encode_html_special_chars. Backends MUST make
* sure that field data is sanitized and displayed correctly inside
* table cell. Use of html formating in other address book fields is
* not allowed. Backends that don't return 'extra' row in address book
* data should not modify this object property.
* @var boolean
* @since 1.5.1
*/
var $add_extra_field = false;
/**
* Constructor (PHP5 style, required in some future version of PHP)
*/
function __construct() {
$this->localbackendname = _("Personal Address Book");
}
/**
* Constructor (PHP4 style, kept for compatibility reasons)
*/
function AddressBook() {
self::__construct();
}
/**
* Return an array of backends of a given type,
* or all backends if no type is specified.
* @param string $type backend type
* @return array list of backends
*/
function get_backend_list($type = '') {
$ret = array();
for ($i = 1 ; $i <= $this->numbackends ; $i++) {
if (empty($type) || $type == $this->backends[$i]->btype) {
$ret[] = &$this->backends[$i];
}
}
return $ret;
}
/* ========================== Public ======================== */
/**
* Add a new backend.
*
* @param string $backend backend name (without the abook_ prefix)
* @param mixed optional variable that is passed to the backend constructor.
* See each of the backend classes for valid parameters
* @return integer number of backends
*/
function add_backend($backend, $param = '') {
static $backend_classes;
if (!isset($backend_classes)) {
$backend_classes = array();
}
if (!isset($backend_classes[$backend])) {
/**
* Support backend provided by plugins. Plugin function must
* return an associative array with as key the backend name ($backend)
* and as value the file including the path containing the backend class.
* i.e.: $aBackend = array('backend_template' => SM_PATH . 'plugins/abook_backend_template/functions.php')
*
* NB: Because the backend files are included from within this function they DO NOT have access to
* vars in the global scope. This function is the global scope for the included backend !!!
*/
global $null;
$aBackend = do_hook('abook_add_class', $null);
if (isset($aBackend) && is_array($aBackend) && isset($aBackend[$backend])) {
require_once($aBackend[$backend]);
} else {
require_once(SM_PATH . 'functions/abook_'.$backend.'.php');
}
$backend_classes[$backend] = true;
}
$backend_name = 'abook_' . $backend;
$newback = new $backend_name($param);
//eval('$newback = new ' . $backend_name . '($param);');
if(!empty($newback->error)) {
$this->error = $newback->error;
return false;
}
$this->numbackends++;
$newback->bnum = $this->numbackends;
$this->backends[$this->numbackends] = $newback;
/* Store ID of first local backend added */
if ($this->localbackend == 0 && $newback->btype == 'local') {
$this->localbackend = $this->numbackends;
$this->localbackendname = $newback->sname;
}
return $this->numbackends;
}
/**
* create string with name and email address
*
* This function takes a $row array as returned by the addressbook
* search and returns an e-mail address with the full name or
* nickname optionally prepended.
* @param array $row address book entry
* @return string email address with real name prepended
*/
static function full_address($row) {
global $data_dir, $username, $addrsrch_fullname;
// allow multiple addresses in one row (poor person's grouping - bah)
// (separate with commas)
//
$return = '';
$addresses = explode(',', $row['email']);
foreach ($addresses as $address) {
if (!empty($return)) $return .= ', ';
if ($addrsrch_fullname == 'fullname')
$return .= '"' . $row['name'] . '" <' . trim($address) . '>';
else if ($addrsrch_fullname == 'nickname')
$return .= '"' . $row['nickname'] . '" <' . trim($address) . '>';
else // "noprefix"
$return .= trim($address);
}
return $return;
}
/**
* Search for entries in address books
*
* Return a list of addresses matching expression in
* all backends of a given type.
* @param string $expression search expression
* @param integer $bnum backend number. default to search in all backends
* @return array search results
*/
function search($expression, $bnum = -1) {
$ret = array();
$this->error = '';
/* Search all backends */
if ($bnum == -1) {
$sel = $this->get_backend_list('');
$failed = 0;
for ($i = 0 ; $i < sizeof($sel) ; $i++) {
$backend = &$sel[$i];
$backend->error = '';
$res = $backend->search($expression);
if (is_array($res)) {
$ret = array_merge($ret, $res);
} else {
$this->error .= "\n" . $backend->error;
$failed++;
}
}
/* Only fail if all backends failed */
if( $failed >= sizeof( $sel ) ) {
$ret = FALSE;
}
} elseif (! isset($this->backends[$bnum])) {
/* make sure that backend exists */
$this->error = _("Unknown address book backend");
$ret = false;
} else {
/* Search only one backend */
$ret = $this->backends[$bnum]->search($expression);
if (!is_array($ret)) {
$this->error .= "\n" . $this->backends[$bnum]->error;
$ret = FALSE;
}
}
return( $ret );
}
/**
* Sorted search
* @param string $expression search expression
* @param integer $bnum backend number. default to search in all backends
* @return array search results
*/
function s_search($expression, $bnum = -1) {
$ret = $this->search($expression, $bnum);
if ( is_array( $ret ) ) {
usort($ret, 'addressbook_cmp');
}
return $ret;
}
/**
* Lookup an address by the indicated field.
*
* Only possible in local backends.
*
* @param string $value The value to look up
* @param integer $bnum The number of the backend to
* look within (OPTIONAL; defaults
* to look in all local backends)
* @param integer $field The field to look in, should be one
* of the SM_ABOOK_FIELD_* constants
* defined in include/constants.php
* (OPTIONAL; defaults to nickname field)
* NOTE: uniqueness is only guaranteed
* when the nickname field is used here;
* otherwise, the first matching address
* is returned.
*
* @return mixed Array with lookup results when the value
* was found, an empty array if the value was
* not found, or false if an error occured.
*
*/
function lookup($value, $bnum = -1, $field = SM_ABOOK_FIELD_NICKNAME) {
$ret = array();
if ($bnum > -1) {
if (!isset($this->backends[$bnum])) {
$this->error = _("Unknown address book backend");
return false;
}
$res = $this->backends[$bnum]->lookup($value, $field);
if (is_array($res)) {
return $res;
} else {
$this->error = $this->backends[$bnum]->error;
return false;
}
}
$sel = $this->get_backend_list('local');
for ($i = 0 ; $i < sizeof($sel) ; $i++) {
$backend = &$sel[$i];
$backend->error = '';
$res = $backend->lookup($value, $field);
// return an address if one is found
// (empty array means lookup concluded
// but no result found - in this case,
// proceed to next backend)
//
if (is_array($res)) {
if (!empty($res)) return $res;
} else {
$this->error = $backend->error;
return false;
}
}
return $ret;
}
/**
* Return all addresses
* @param integer $bnum backend number
* @return mixed array with search results or boolean false on error.
*/
function list_addr($bnum = -1) {
$ret = array();
if ($bnum == -1) {
$sel = $this->get_backend_list('');
} elseif (! isset($this->backends[$bnum])) {
/* make sure that backend exists */
$this->error = _("Unknown address book backend");
$ret = false;
} else {
$sel = array(0 => &$this->backends[$bnum]);
}
for ($i = 0 ; $i < sizeof($sel) ; $i++) {
$backend = &$sel[$i];
$backend->error = '';
$res = $backend->list_addr();
if (is_array($res)) {
$ret = array_merge($ret, $res);
} else {
$this->error = $backend->error;
return false;
}
}
return $ret;
}
/**
* Create a new address
* @param array $userdata added address record
* @param integer $bnum backend number
* @return integer the backend number that the/ address was added
* to, or false if it failed.
*/
function add($userdata, $bnum) {
/* Validate data */
if (!is_array($userdata)) {
$this->error = _("Invalid input data");
return false;
}
if (empty($userdata['firstname']) && empty($userdata['lastname'])) {
$this->error = _("Name is missing");
return false;
}
if (empty($userdata['email'])) {
$this->error = _("E-mail address is missing");
return false;
}
if (empty($userdata['nickname'])) {
$userdata['nickname'] = $userdata['email'];
}
/* Blocks use of space, :, |, #, " and ! in nickname */
if (preg_match('/[ :|#"!]/', $userdata['nickname'])) {
$this->error = _("Nickname contains illegal characters");
return false;
}
/* make sure that backend exists */
if (! isset($this->backends[$bnum])) {
$this->error = _("Unknown address book backend");
return false;
}
/* Check that specified backend accept new entries */
if (!$this->backends[$bnum]->writeable) {
$this->error = _("Address book is read-only");
return false;
}
/* Add address to backend */
$res = $this->backends[$bnum]->add($userdata);
if ($res) {
return $bnum;
} else {
$this->error = $this->backends[$bnum]->error;
return false;
}
return false; // Not reached
} /* end of add() */
/**
* Remove the entries from address book
* @param mixed $alias entries that have to be removed. Can be string with nickname or array with list of nicknames
* @param integer $bnum backend number
* @return bool true if removed successfully. false if there s an error. $this->error contains error message
*/
function remove($alias, $bnum) {
/* Check input */
if (empty($alias)) {
return true;
}
/* Convert string to single element array */
if (!is_array($alias)) {
$alias = array(0 => $alias);
}
/* make sure that backend exists */
if (! isset($this->backends[$bnum])) {
$this->error = _("Unknown address book backend");
return false;
}
/* Check that specified backend is writable */
if (!$this->backends[$bnum]->writeable) {
$this->error = _("Address book is read-only");
return false;
}
/* Remove user from backend */
$res = $this->backends[$bnum]->remove($alias);
if ($res) {
return $bnum;
} else {
$this->error = $this->backends[$bnum]->error;
return false;
}
return FALSE; /* Not reached */
} /* end of remove() */
/**
* Modify entry in address book
* @param string $alias nickname
* @param array $userdata newdata
* @param integer $bnum backend number
*/
function modify($alias, $userdata, $bnum) {
/* Check input */
if (empty($alias) || !is_string($alias)) {
return true;
}
/* Validate data */
if(!is_array($userdata)) {
$this->error = _("Invalid input data");
return false;
}
if (empty($userdata['firstname']) && empty($userdata['lastname'])) {
$this->error = _("Name is missing");
return false;
}
if (empty($userdata['email'])) {
$this->error = _("E-mail address is missing");
return false;
}
if (preg_match('/[: |#"!]/', $userdata['nickname'])) {
$this->error = _("Nickname contains illegal characters");
return false;
}
if (empty($userdata['nickname'])) {
$userdata['nickname'] = $userdata['email'];
}
/* make sure that backend exists */
if (! isset($this->backends[$bnum])) {
$this->error = _("Unknown address book backend");
return false;
}
/* Check that specified backend is writable */
if (!$this->backends[$bnum]->writeable) {
$this->error = _("Address book is read-only");;
return false;
}
/* Modify user in backend */
$res = $this->backends[$bnum]->modify($alias, $userdata);
if ($res) {
return $bnum;
} else {
$this->error = $this->backends[$bnum]->error;
return false;
}
return FALSE; /* Not reached */
} /* end of modify() */
} /* End of class Addressbook */
/**
* Generic backend that all other backends extend
* @package squirrelmail
* @subpackage addressbook
*/
class addressbook_backend {
/* Variables that all backends must provide. */
/**
* Backend type
*
* Can be 'local' or 'remote'
* @var string backend type
*/
var $btype = 'dummy';
/**
* Internal backend name
* @var string
*/
var $bname = 'dummy';
/**
* Displayed backend name
* @var string
*/
var $sname = 'Dummy backend';
/*
* Variables common for all backends, but that
* should not be changed by the backends.
*/
/**
* Backend number
* @var integer
*/
var $bnum = -1;
/**
* Error messages
* @var string
*/
var $error = '';
/**
* Writeable flag
* @var bool
*/
var $writeable = false;
/**
* Set error message
* @param string $string error message
* @return bool
*/
function set_error($string) {
$this->error = '[' . $this->sname . '] ' . $string;
return false;
}
/* ========================== Public ======================== */
/**
* Search for entries in backend
*
* Working backend should support use of wildcards. * symbol
* should match one or more symbols. ? symbol should match any
* single symbol.
* @param string $expression
* @return bool
*/
function search($expression) {
$this->set_error('search is not implemented');
return false;
}
/**
* Find entry in backend by the indicated field
*
* @param string $value The value to look up
* @param integer $field The field to look in, should be one
* of the SM_ABOOK_FIELD_* constants
* defined in include/constants.php
* NOTE: uniqueness is only guaranteed
* when the nickname field is used here;
* otherwise, the first matching address
* is returned.
*
* @return mixed Array with lookup results when the value
* was found, an empty array if the value was
* not found, or false if an error occured.
*
*/
function lookup($value, $field=SM_ABOOK_FIELD_NICKNAME) {
$this->set_error('lookup is not implemented');
return false;
}
/**
* List all entries in backend
*
* Working backend should provide this function or at least
* dummy function that returns empty array.
* @return bool
*/
function list_addr() {
$this->set_error('list_addr is not implemented');
return false;
}
/**
* Add entry to backend
* @param array userdata
* @return bool
*/
function add($userdata) {
$this->set_error('add is not implemented');
return false;
}
/**
* Remove entry from backend
* @param string $alias name used for id
* @return bool
*/
function remove($alias) {
$this->set_error('delete is not implemented');
return false;
}
/**
* Modify entry in backend
* @param string $alias name used for id
* @param array $newuserdata new data
* @return bool
*/
function modify($alias, $newuserdata) {
$this->set_error('modify is not implemented');
return false;
}
/**
* Creates full name from given name and surname
*
* Handles name order differences. Function always runs in SquirrelMail gettext domain.
* Plugins don't have to switch domains before calling this function.
* @param string $firstname given name
* @param string $lastname surname
* @return string full name
* @since 1.5.2
*/
function fullname($firstname,$lastname) {
// i18n: allows to control fullname layout in address book listing
// first %s is for first name, second %s is for last name.
// Translate it to '%2$s %1$s', if surname must be displayed first in your language.
// Please note that variables can be set to empty string and extra formating
// (for example '%2$s, %1$s' as in 'Smith, John') might break. Use it only for
// setting name and surname order. scripts will remove all prepended and appended
// whitespace.
return trim(sprintf(dgettext('squirrelmail',"%s %s"),$firstname,$lastname));
}
}

Documentation generated on Mon, 13 Jan 2020 04:21:59 +0100 by phpDocumentor 1.4.3

Source for file addressbook.php