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<?php
/**
* abook_local_file.php
*
* Copyright (c) 1999-2002 The Squirrelmail Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
*
* Backend for addressbook as a pipe separated file
*
* An array with the following elements must be passed to
* the class constructor (elements marked ? are optional):
*
* NOTE. This class should not be used directly. Use the
* "AddressBook" class instead.
*
* Make sure you configure this before using it!
*
* $Id: abook_global_file.php,v 1.6 2002/01/28 20:41:01 kink Exp $
*/
class abook_global_file extends addressbook_backend {
var $btype = 'local';
var $bname = 'global_file';
var $filehandle = 0;
/* ========================== Private ======================= */
/* Constructor */
function abook_global_file() {
global $address_book_global_filename;
$this->global_filename = $address_book_global_filename;
$this->sname = _("Global address book");
$this->open(true);
}
/* Open the addressbook file and store the file pointer.
* Use $file as the file to open, or the class' own
* filename property. If $param is empty and file is
* open, do nothing. */
function open($new = false) {
$this->error = '';
/* Return true is file is open and $new is unset */
if($this->filehandle && !$new) {
return true;
}
/* Check that new file exists */
if (! file_exists($this->global_filename) ||
! is_readable($this->global_filename)) {
return $this->set_error($this->global_filename . ': ' .
_("No such file or directory"));
}
/* Close old file, if any */
if ($this->filehandle) {
$this->close();
}
/* Open file, read only. */
$fh = @fopen($this->global_filename, 'r');
$this->writeable = false;
if(! $fh) {
return $this->set_error($this->global_filename . ': ' .
_("Open failed"));
}
$this->filehandle = &$fh;
return true;
}
/* Close the file and forget the filehandle */
function close() {
@fclose($this->filehandle);
$this->filehandle = 0;
$this->global_filename = '';
$this->writable = false;
}
/* ========================== Public ======================== */
/* Search the file */
function search($expr) {
/* To be replaced by advanded search expression parsing */
if(is_array($expr)) {
return;
}
/* Make regexp from glob'ed expression
* May want to quote other special characters like (, ), -, [, ], etc. */
$expr = str_replace('?', '.', $expr);
$expr = str_replace('*', '.*', $expr);
$res = array();
if(!$this->open()) {
return false;
}
@rewind($this->filehandle);
while ($row = @fgetcsv($this->filehandle, 2048, '|')) {
$line = join(' ', $row);
if (eregi($expr, $line)) {
$res[] = array('nickname' => $row[0],
'name' => $row[1] . ' ' . $row[2],
'firstname' => $row[1],
'lastname' => $row[2],
'email' => $row[3],
'label' => $row[4],
'backend' => $this->bnum,
'source' => &$this->sname);
}
}
return $res;
}
/* Lookup alias */
function lookup($alias) {
if (empty($alias)) {
return array();
}
$alias = strtolower($alias);
$this->open();
@rewind($this->filehandle);
while ($row = @fgetcsv($this->filehandle, 2048, '|')) {
if (strtolower($row[0]) == $alias) {
return array('nickname' => $row[0],
'name' => $row[1] . ' ' . $row[2],
'firstname' => $row[1],
'lastname' => $row[2],
'email' => $row[3],
'label' => $row[4],
'backend' => $this->bnum,
'source' => &$this->sname);
}
}
return array();
}
/* List all addresses */
function list_addr() {
$res = array();
$this->open();
@rewind($this->filehandle);
while ($row = @fgetcsv($this->filehandle, 2048, '|')) {
$res[] = array('nickname' => $row[0],
'name' => $row[1] . ' ' . $row[2],
'firstname' => $row[1],
'lastname' => $row[2],
'email' => $row[3],
'label' => $row[4],
'backend' => $this->bnum,
'source' => &$this->sname);
}
return $res;
}
/* Add address */
function add($userdata) {
$this->set_error(_("Can not modify global address book"));
return false;
}
/* Delete address */
function remove($alias) {
$this->set_error(_("Can not modify global address book"));
return false;
}
/* Modify address */
function modify($alias, $userdata) {
$this->set_error(_("Can not modify global address book"));
return false;
}
} /* End of class abook_local_file */
?>
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