3 * functions/addressbook.php - Functions and classes for the addressbook system
5 * Functions require SM_PATH and support of forms.php functions
7 * @copyright © 1999-2006 The SquirrelMail Project Team
8 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
10 * @package squirrelmail
11 * @subpackage addressbook
15 * Create and initialize an addressbook object.
16 * @param boolean $showerr display any address book init errors. html page header
17 * must be created before calling addressbook_init() with $showerr enabled.
18 * @param boolean $onlylocal enable only local address book backends. Should
19 * be used when code does not need access to remote backends. Backends
20 * that provide read only address books with limited listing options can be
22 * @return object address book object.
24 function addressbook_init($showerr = true, $onlylocal = false) {
25 global $data_dir, $username, $ldap_server, $address_book_global_filename;
26 global $addrbook_dsn, $addrbook_table;
27 global $abook_global_file, $abook_global_file_writeable, $abook_global_file_listing;
28 global $addrbook_global_dsn, $addrbook_global_table, $addrbook_global_writeable, $addrbook_global_listing;
29 global $abook_file_line_length;
31 /* Create a new addressbook object */
32 $abook = new AddressBook
;
34 /* Create empty error message */
38 Always add a local backend. We use *either* file-based *or* a
39 database addressbook. If $addrbook_dsn is set, the database
40 backend is used. If not, addressbooks are stores in files.
42 if (isset($addrbook_dsn) && !empty($addrbook_dsn)) {
44 if (!isset($addrbook_table) ||
empty($addrbook_table)) {
45 $addrbook_table = 'address';
47 $r = $abook->add_backend('database', Array('dsn' => $addrbook_dsn,
49 'table' => $addrbook_table));
50 if (!$r && $showerr) {
51 $abook_init_error.=_("Error initializing address book database.") . "\n" . $abook->error
;
55 $filename = getHashedFile($username, $data_dir, "$username.abook");
56 $r = $abook->add_backend('local_file', Array('filename' => $filename,
57 'line_length' => $abook_file_line_length,
60 // no need to use $abook->error, because message explains error.
61 $abook_init_error.=sprintf( _("Error opening file %s"), $filename );
65 /* Global file based addressbook */
66 if (isset($abook_global_file) &&
67 isset($abook_global_file_writeable) &&
68 isset($abook_global_file_listing) &&
69 trim($abook_global_file)!=''){
71 // Detect place of address book
72 if (! preg_match("/[\/\\\]/",$abook_global_file)) {
73 /* no path chars, address book stored in data directory
74 * make sure that there is a slash between data directory
75 * and address book file name
77 $abook_global_filename=$data_dir
78 . ((substr($data_dir, -1) != '/') ?
'/' : '')
80 } elseif (preg_match("/^\/|\w:/",$abook_global_file)) {
81 // full path is set in options (starts with slash or x:)
82 $abook_global_filename=$abook_global_file;
84 $abook_global_filename=SM_PATH
. $abook_global_file;
87 $r = $abook->add_backend('local_file',array('filename'=>$abook_global_filename,
88 'name' => _("Global address book"),
89 'detect_writeable' => false,
90 'line_length' => $abook_file_line_length,
91 'writeable'=> $abook_global_file_writeable,
92 'listing' => $abook_global_file_listing));
94 /* global abook init error is not fatal. add error message and continue */
95 if (!$r && $showerr) {
96 if ($abook_init_error!='') $abook_init_error.="\n";
97 $abook_init_error.=_("Error initializing global address book.") . "\n" . $abook->error
;
101 /* Load global addressbook from SQL if configured */
102 if (isset($addrbook_global_dsn) && !empty($addrbook_global_dsn)) {
103 /* Database configured */
104 if (!isset($addrbook_global_table) ||
empty($addrbook_global_table)) {
105 $addrbook_global_table = 'global_abook';
107 $r = $abook->add_backend('database',
108 Array('dsn' => $addrbook_global_dsn,
110 'name' => _("Global address book"),
111 'writeable' => $addrbook_global_writeable,
112 'listing' => $addrbook_global_listing,
113 'table' => $addrbook_global_table));
114 /* global abook init error is not fatal. add error message and continue */
115 if (!$r && $showerr) {
116 if ($abook_init_error!='') $abook_init_error.="\n";
117 $abook_init_error.=_("Error initializing global address book.") . "\n" . $abook->error
;
122 * hook allows to include different address book backends.
123 * plugins should extract $abook and $r from arguments
124 * and use same add_backend commands as above functions.
125 * Since 1.5.2 hook sends third ($onlylocal) argument to address book
126 * plugins in order to allow detection of local address book init.
127 * @since 1.5.1 and 1.4.5
129 $hookReturn = do_hook('abook_init', $abook, $r, $onlylocal);
130 $abook = $hookReturn[1];
132 if (!$r && $showerr) {
133 if ($abook_init_error!='') $abook_init_error.="\n";
134 $abook_init_error.=_("Error initializing other address books.") . "\n" . $abook->error
;
137 /* Load configured LDAP servers (if PHP has LDAP support) */
138 if (isset($ldap_server) && is_array($ldap_server)) {
140 while (list($undef,$param) = each($ldap_server)) {
141 if (!is_array($param))
144 /* if onlylocal is true, we only add writeable ldap servers */
145 if ($onlylocal && (!isset($param['writeable']) ||
$param['writeable'] != true))
148 $r = $abook->add_backend('ldap_server', $param);
149 if (!$r && $showerr) {
150 if ($abook_init_error!='') $abook_init_error.="\n";
151 $abook_init_error.=sprintf(_("Error initializing LDAP server %s:"), $param['host'])."\n";
152 $abook_init_error.= $abook->error
;
155 } // end of ldap server init
158 * display address book init errors.
160 if ($abook_init_error!='' && $showerr) {
161 error_box(nl2br(htmlspecialchars($abook_init_error)));
164 /* Return the initialized object */
169 * Display the "new address" form
171 * Form is not closed and you must add closing form tag.
173 * @param string $form_url form action url
174 * @param string $name form name
175 * @param string $title form title
176 * @param string $button form button name
177 * @param array $defdata values of form fields
179 function abook_create_form($form_url,$name,$title,$button,$defdata=array()) {
181 echo addForm($form_url, 'post', 'f_add').
184 html_tag( 'td', "\n". '<strong>' . $title . '</strong>' . "\n",
188 , 'center', '', 'width="90%"' ) ."\n";
189 address_form($name, $button, $defdata);
194 * Had to move this function outside of the Addressbook Class
195 * PHP 4.0.4 Seemed to be having problems with inline functions.
196 * Note: this can return now since we don't support 4.0.4 anymore.
198 function addressbook_cmp($a,$b) {
200 if($a['backend'] > $b['backend']) {
202 } else if($a['backend'] < $b['backend']) {
206 return (strtolower($a['name']) > strtolower($b['name'])) ?
1 : -1;
211 * Make an input field
212 * @param string $label
213 * @param string $field
214 * @param string $name
215 * @param string $size
216 * @param array $values
219 function addressbook_inp_field($label, $field, $name, $size, $values, $add='') {
221 $value = ( isset($values[$field]) ?
$values[$field] : '');
223 if (is_array($value)) {
224 $td_str = addSelect($name.'['.$field.']', $value);
226 $td_str = addInput($name.'['.$field.']', $value, $size);
230 return html_tag( 'tr' ,
231 html_tag( 'td', '<label for="'.$name.'_'.$field.'_'.'">' .
232 $label . '</label>:', 'right', $color[4]) .
233 html_tag( 'td', $td_str, 'left', $color[4])
239 * Output form to add and modify address data
241 function address_form($name, $submittext, $values = array()) {
242 global $color, $squirrelmail_language;
244 if ($squirrelmail_language == 'ja_JP') {
245 echo html_tag( 'table',
246 addressbook_inp_field(_("Nickname"), 'nickname', $name, 15, $values,
247 ' <small>' . _("Must be unique") . '</small>') .
248 addressbook_inp_field(_("E-mail address"), 'email', $name, 45, $values, '') .
249 addressbook_inp_field(_("Last name"), 'lastname', $name, 45, $values, '') .
250 addressbook_inp_field(_("First name"), 'firstname', $name, 45, $values, '') .
251 addressbook_inp_field(_("Additional info"), 'label', $name, 45, $values, '') .
252 list_writable_backends($name) .
255 addSubmit($submittext, $name.'[SUBMIT]'),
256 'center', $color[4], 'colspan="2"')
258 , 'center', '', 'border="0" cellpadding="1" width="90%"') ."\n";
260 echo html_tag( 'table',
261 addressbook_inp_field(_("Nickname"), 'nickname', $name, 15, $values,
262 ' <small>' . _("Must be unique") . '</small>') .
263 addressbook_inp_field(_("E-mail address"), 'email', $name, 45, $values, '') .
264 addressbook_inp_field(_("First name"), 'firstname', $name, 45, $values, '') .
265 addressbook_inp_field(_("Last name"), 'lastname', $name, 45, $values, '') .
266 addressbook_inp_field(_("Additional info"), 'label', $name, 45, $values, '') .
267 list_writable_backends($name) .
270 addSubmit($submittext, $name.'[SUBMIT]') ,
271 'center', $color[4], 'colspan="2"')
273 , 'center', '', 'border="0" cellpadding="1" width="90%"') ."\n";
278 * Provides list of writeable backends.
279 * Works only when address is added ($name='addaddr')
280 * @param string $name name of form
281 * @return string html formated backend field (select or hidden)
283 function list_writable_backends($name) {
284 global $color, $abook;
285 if ( $name != 'addaddr' ) { return; }
286 $writeable_abook = 1;
287 if ( $abook->numbackends
> 1 ) {
288 $backends = $abook->get_backend_list();
289 $writeable_abooks=array();
290 while (list($undef,$v) = each($backends)) {
292 // add each backend to array
293 $writeable_abooks[$v->bnum
]=$v->sname
;
294 // save backend number
295 $writeable_abook=$v->bnum
;
298 if (count($writeable_abooks)>1) {
299 // we have more than one writeable backend
300 $ret=addSelect('backend',$writeable_abooks,null,true);
301 return html_tag( 'tr',
302 html_tag( 'td', _("Add to:"),'right', $color[4] ) .
303 html_tag( 'td', $ret, 'left', $color[4] )) . "\n";
306 // Only one backend exists or is writeable.
307 return html_tag( 'tr',
309 addHidden('backend', $writeable_abook),
310 'center', $color[4], 'colspan="2"')) . "\n";
314 * Sort array by the key "name"
316 function alistcmp($a,$b) {
317 $abook_sort_order=get_abook_sort();
319 switch ($abook_sort_order) {
322 $abook_sort='nickname';
339 if ($a['backend'] > $b['backend']) {
342 if ($a['backend'] < $b['backend']) {
347 if( (($abook_sort_order+
2) %
2) == 1) {
348 return (strtolower($a[$abook_sort]) < strtolower($b[$abook_sort])) ?
1 : -1;
350 return (strtolower($a[$abook_sort]) > strtolower($b[$abook_sort])) ?
1 : -1;
355 * Address book sorting options
357 * returns address book sorting order
358 * @return integer book sorting options order
360 function get_abook_sort() {
361 global $data_dir, $username;
363 /* get sorting order */
364 if(sqgetGlobalVar('abook_sort_order', $temp, SQ_GET
)) {
365 $abook_sort_order = (int) $temp;
367 if ($abook_sort_order < 0 or $abook_sort_order > 8)
370 setPref($data_dir, $username, 'abook_sort_order', $abook_sort_order);
372 /* get previous sorting options. default to unsorted */
373 $abook_sort_order = getPref($data_dir, $username, 'abook_sort_order', 8);
376 return $abook_sort_order;
380 * This function shows the address book sort button.
382 * @param integer $abook_sort_order current sort value
383 * @param string $alt_tag alt tag value (string visible to text only browsers)
384 * @param integer $Down sort value when list is sorted ascending
385 * @param integer $Up sort value when list is sorted descending
386 * @return string html code with sorting images and urls
388 function show_abook_sort_button($abook_sort_order, $alt_tag, $Down, $Up ) {
389 global $form_url, $icon_theme_path;
391 /* Figure out which image we want to use. */
392 if ($abook_sort_order != $Up && $abook_sort_order != $Down) {
393 $img = 'sort_none.png';
394 $text_icon = '◻'; // U+25FB WHITE MEDIUM SQUARE
396 } elseif ($abook_sort_order == $Up) {
397 $img = 'up_pointer.png';
398 $text_icon = '⇧'; // U+21E7 UPWARDS WHITE ARROW
401 $img = 'down_pointer.png';
402 $text_icon = '⇩'; // U+21E9 DOWNWARDS WHITE ARROW
406 /* Now that we have everything figured out, show the actual button. */
407 return ' <a href="' . $form_url .'?abook_sort_order=' . $which .
408 '" style="text-decoration:none" title="'.$alt_tag.'">' .
409 getIcon($icon_theme_path, $img, $text_icon, $alt_tag) .
415 * This is the main address book class that connect all the
416 * backends and provide services to the functions above.
417 * @package squirrelmail
418 * @subpackage addressbook
422 * Enabled address book backends
425 var $backends = array();
427 * Number of enabled backends
430 var $numbackends = 0;
437 * id of backend with personal address book
440 var $localbackend = 0;
442 * Name of backend with personal address book
445 var $localbackendname = '';
447 * Controls use of 'extra' field
449 * Extra field can be used to add link to form, which allows
450 * to modify all fields supported by backend. This is the only field
451 * that is not sanitized with htmlspecialchars. Backends MUST make
452 * sure that field data is sanitized and displayed correctly inside
453 * table cell. Use of html formating in other address book fields is
454 * not allowed. Backends that don't return 'extra' row in address book
455 * data should not modify this object property.
459 var $add_extra_field = false;
462 * Constructor function.
464 function AddressBook() {
465 $this->localbackendname
= _("Personal address book");
469 * Return an array of backends of a given type,
470 * or all backends if no type is specified.
471 * @param string $type backend type
472 * @return array list of backends
474 function get_backend_list($type = '') {
476 for ($i = 1 ; $i <= $this->numbackends
; $i++
) {
477 if (empty($type) ||
$type == $this->backends
[$i]->btype
) {
478 $ret[] = &$this->backends
[$i];
485 /* ========================== Public ======================== */
490 * @param string $backend backend name (without the abook_ prefix)
491 * @param mixed optional variable that is passed to the backend constructor.
492 * See each of the backend classes for valid parameters
493 * @return integer number of backends
495 function add_backend($backend, $param = '') {
496 static $backend_classes;
497 if (!isset($backend_classes)) {
498 $backend_classes = array();
500 if (!isset($backend_classes[$backend])) {
502 * Support backend provided by plugins. Plugin function must
503 * return an associative array with as key the backend name ($backend)
504 * and as value the file including the path containing the backend class.
505 * i.e.: $aBackend = array('backend_template' => SM_PATH . 'plugins/abook_backend_template/functions.php')
507 * NB: Because the backend files are included from within this function they DO NOT have access to
508 * vars in the global scope. This function is the global scope for the included backend !!!
510 $aBackend = do_hook('abook_add_class');
511 if (isset($aBackend) && is_array($aBackend) && isset($aBackend[$backend])) {
512 require_once($aBackend[$backend]);
514 require_once(SM_PATH
. 'functions/abook_'.$backend.'.php');
516 $backend_classes[$backend] = true;
518 $backend_name = 'abook_' . $backend;
519 $newback = new $backend_name($param);
520 //eval('$newback = new ' . $backend_name . '($param);');
521 if(!empty($newback->error
)) {
522 $this->error
= $newback->error
;
526 $this->numbackends++
;
528 $newback->bnum
= $this->numbackends
;
529 $this->backends
[$this->numbackends
] = $newback;
531 /* Store ID of first local backend added */
532 if ($this->localbackend
== 0 && $newback->btype
== 'local') {
533 $this->localbackend
= $this->numbackends
;
534 $this->localbackendname
= $newback->sname
;
537 return $this->numbackends
;
542 * create string with name and email address
544 * This function takes a $row array as returned by the addressbook
545 * search and returns an e-mail address with the full name or
546 * nickname optionally prepended.
547 * @param array $row address book entry
548 * @return string email address with real name prepended
550 function full_address($row) {
551 global $addrsrch_fullname, $data_dir, $username;
552 $prefix = getPref($data_dir, $username, 'addrsrch_fullname');
553 if (($prefix != "" ||
(isset($addrsrch_fullname) &&
554 $prefix == $addrsrch_fullname)) && $prefix != 'noprefix') {
555 $name = ($prefix == 'nickname' ?
$row['nickname'] : $row['name']);
556 return $name . ' <' . trim($row['email']) . '>';
558 return trim($row['email']);
563 * Search for entries in address books
565 * Return a list of addresses matching expression in
566 * all backends of a given type.
567 * @param string $expression search expression
568 * @param integer $bnum backend number. default to search in all backends
569 * @return array search results
571 function search($expression, $bnum = -1) {
575 /* Search all backends */
577 $sel = $this->get_backend_list('');
579 for ($i = 0 ; $i < sizeof($sel) ; $i++
) {
580 $backend = &$sel[$i];
581 $backend->error
= '';
582 $res = $backend->search($expression);
583 if (is_array($res)) {
584 $ret = array_merge($ret, $res);
586 $this->error
.= "\n" . $backend->error
;
591 /* Only fail if all backends failed */
592 if( $failed >= sizeof( $sel ) ) {
596 } elseif (! isset($this->backends
[$bnum])) {
597 /* make sure that backend exists */
598 $this->error
= _("Unknown address book backend");
602 /* Search only one backend */
604 $ret = $this->backends
[$bnum]->search($expression);
605 if (!is_array($ret)) {
606 $this->error
.= "\n" . $this->backends
[$bnum]->error
;
617 * @param string $expression search expression
618 * @param integer $bnum backend number. default to search in all backends
619 * @return array search results
621 function s_search($expression, $bnum = -1) {
623 $ret = $this->search($expression, $bnum);
624 if ( is_array( $ret ) ) {
625 usort($ret, 'addressbook_cmp');
632 * Lookup an address by alias.
633 * Only possible in local backends.
634 * @param string $alias
635 * @param integer backend number
636 * @return array lookup results. False, if not found.
638 function lookup($alias, $bnum = -1) {
643 if (!isset($this->backends
[$bnum])) {
644 $this->error
= _("Unknown address book backend");
647 $res = $this->backends
[$bnum]->lookup($alias);
648 if (is_array($res)) {
651 $this->error
= $this->backends
[$bnum]->error
;
656 $sel = $this->get_backend_list('local');
657 for ($i = 0 ; $i < sizeof($sel) ; $i++
) {
658 $backend = &$sel[$i];
659 $backend->error
= '';
660 $res = $backend->lookup($alias);
661 if (is_array($res)) {
665 $this->error
= $backend->error
;
675 * Return all addresses
676 * @param integer $bnum backend number
677 * @return mixed array with search results or boolean false on error.
679 function list_addr($bnum = -1) {
683 $sel = $this->get_backend_list('');
684 } elseif (! isset($this->backends
[$bnum])) {
685 /* make sure that backend exists */
686 $this->error
= _("Unknown address book backend");
689 $sel = array(0 => &$this->backends
[$bnum]);
692 for ($i = 0 ; $i < sizeof($sel) ; $i++
) {
693 $backend = &$sel[$i];
694 $backend->error
= '';
695 $res = $backend->list_addr();
696 if (is_array($res)) {
697 $ret = array_merge($ret, $res);
699 $this->error
= $backend->error
;
708 * Create a new address
709 * @param array $userdata added address record
710 * @param integer $bnum backend number
711 * @return integer the backend number that the/ address was added
712 * to, or false if it failed.
714 function add($userdata, $bnum) {
717 if (!is_array($userdata)) {
718 $this->error
= _("Invalid input data");
721 if (empty($userdata['firstname']) && empty($userdata['lastname'])) {
722 $this->error
= _("Name is missing");
725 if (empty($userdata['email'])) {
726 $this->error
= _("E-mail address is missing");
729 if (empty($userdata['nickname'])) {
730 $userdata['nickname'] = $userdata['email'];
733 /* Blocks use of space, :, |, #, " and ! in nickname */
734 if (eregi('[ \\:\\|\\#\\"\\!]', $userdata['nickname'])) {
735 $this->error
= _("Nickname contains illegal characters");
739 /* make sure that backend exists */
740 if (! isset($this->backends
[$bnum])) {
741 $this->error
= _("Unknown address book backend");
745 /* Check that specified backend accept new entries */
746 if (!$this->backends
[$bnum]->writeable
) {
747 $this->error
= _("Address book is read-only");
751 /* Add address to backend */
752 $res = $this->backends
[$bnum]->add($userdata);
756 $this->error
= $this->backends
[$bnum]->error
;
760 return false; // Not reached
765 * Remove the entries from address book
766 * @param mixed $alias entries that have to be removed. Can be string with nickname or array with list of nicknames
767 * @param integer $bnum backend number
768 * @return bool true if removed successfully. false if there s an error. $this->error contains error message
770 function remove($alias, $bnum) {
777 /* Convert string to single element array */
778 if (!is_array($alias)) {
779 $alias = array(0 => $alias);
782 /* make sure that backend exists */
783 if (! isset($this->backends
[$bnum])) {
784 $this->error
= _("Unknown address book backend");
788 /* Check that specified backend is writable */
789 if (!$this->backends
[$bnum]->writeable
) {
790 $this->error
= _("Address book is read-only");
794 /* Remove user from backend */
795 $res = $this->backends
[$bnum]->remove($alias);
799 $this->error
= $this->backends
[$bnum]->error
;
803 return FALSE; /* Not reached */
804 } /* end of remove() */
808 * Modify entry in address book
809 * @param string $alias nickname
810 * @param array $userdata newdata
811 * @param integer $bnum backend number
813 function modify($alias, $userdata, $bnum) {
816 if (empty($alias) ||
!is_string($alias)) {
821 if(!is_array($userdata)) {
822 $this->error
= _("Invalid input data");
825 if (empty($userdata['firstname']) && empty($userdata['lastname'])) {
826 $this->error
= _("Name is missing");
829 if (empty($userdata['email'])) {
830 $this->error
= _("E-mail address is missing");
834 if (eregi('[\\: \\|\\#"\\!]', $userdata['nickname'])) {
835 $this->error
= _("Nickname contains illegal characters");
839 if (empty($userdata['nickname'])) {
840 $userdata['nickname'] = $userdata['email'];
843 /* make sure that backend exists */
844 if (! isset($this->backends
[$bnum])) {
845 $this->error
= _("Unknown address book backend");
849 /* Check that specified backend is writable */
850 if (!$this->backends
[$bnum]->writeable
) {
851 $this->error
= _("Address book is read-only");;
855 /* Modify user in backend */
856 $res = $this->backends
[$bnum]->modify($alias, $userdata);
860 $this->error
= $this->backends
[$bnum]->error
;
864 return FALSE; /* Not reached */
865 } /* end of modify() */
868 } /* End of class Addressbook */
871 * Generic backend that all other backends extend
872 * @package squirrelmail
873 * @subpackage addressbook
875 class addressbook_backend
{
877 /* Variables that all backends must provide. */
881 * Can be 'local' or 'remote'
882 * @var string backend type
884 var $btype = 'dummy';
886 * Internal backend name
889 var $bname = 'dummy';
891 * Displayed backend name
894 var $sname = 'Dummy backend';
897 * Variables common for all backends, but that
898 * should not be changed by the backends.
914 var $writeable = false;
918 * @param string $string error message
921 function set_error($string) {
922 $this->error
= '[' . $this->sname
. '] ' . $string;
927 /* ========================== Public ======================== */
930 * Search for entries in backend
932 * Working backend should support use of wildcards. * symbol
933 * should match one or more symbols. ? symbol should match any
935 * @param string $expression
938 function search($expression) {
939 $this->set_error('search is not implemented');
944 * Find entry in backend by alias
945 * @param string $alias name used for id
948 function lookup($alias) {
949 $this->set_error('lookup is not implemented');
954 * List all entries in backend
956 * Working backend should provide this function or at least
957 * dummy function that returns empty array.
960 function list_addr() {
961 $this->set_error('list_addr is not implemented');
966 * Add entry to backend
967 * @param array userdata
970 function add($userdata) {
971 $this->set_error('add is not implemented');
976 * Remove entry from backend
977 * @param string $alias name used for id
980 function remove($alias) {
981 $this->set_error('delete is not implemented');
986 * Modify entry in backend
987 * @param string $alias name used for id
988 * @param array $newuserdata new data
991 function modify($alias, $newuserdata) {
992 $this->set_error('modify is not implemented');
997 * Creates full name from given name and surname
999 * Handles name order differences. Function always runs in SquirrelMail gettext domain.
1000 * Plugins don't have to switch domains before calling this function.
1001 * @param string $firstname given name
1002 * @param string $lastname surname
1003 * @return string full name
1006 function fullname($firstname,$lastname) {
1008 * i18n: allows to control fullname layout in address book listing
1009 * first %s is for first name, second %s is for last name.
1010 * Translate it to '%2$s %1$s', if surname must be displayed first in your language.
1011 * Please note that variables can be set to empty string and extra formating
1012 * (for example '%2$s, %1$s' as in 'Smith, John') might break. Use it only for
1013 * setting name and surname order. scripts will remove all prepended and appended
1016 return trim(sprintf(dgettext('squirrelmail',"%s %s"),$firstname,$lastname));