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- <?php
-
- /**
- * File based User-to-Email and Email-to-User lookup
- *
- * Add it to the plugins list in config.inc.php and set
- * path to a virtuser table file to resolve user names and e-mail
- * addresses
- * $rcmail['virtuser_file'] = '';
- *
- * @version @package_version@
- * @license GNU GPLv3+
- * @author Aleksander Machniak
- */
- class virtuser_file extends rcube_plugin
- {
- private $file;
- private $app;
-
- function init()
- {
- $this->app = rcmail::get_instance();
- $this->file = $this->app->config->get('virtuser_file');
-
- if ($this->file) {
- $this->add_hook('user2email', array($this, 'user2email'));
- $this->add_hook('email2user', array($this, 'email2user'));
- }
- }
-
- /**
- * User > Email
- */
- function user2email($p)
- {
- $r = $this->findinvirtual('/\s' . preg_quote($p['user'], '/') . '\s*$/');
- $result = array();
-
- for ($i=0; $i<count($r); $i++) {
- $arr = preg_split('/\s+/', $r[$i]);
-
- if (count($arr) > 0 && strpos($arr[0], '@')) {
- $result[] = rcube_utils::idn_to_ascii(trim(str_replace('\\@', '@', $arr[0])));
-
- if ($p['first']) {
- $p['email'] = $result[0];
- break;
- }
- }
- }
-
- $p['email'] = empty($result) ? NULL : $result;
-
- return $p;
- }
-
- /**
- * Email > User
- */
- function email2user($p)
- {
- $r = $this->findinvirtual('/^' . preg_quote($p['email'], '/') . '\s/');
-
- for ($i=0; $i<count($r); $i++) {
- $arr = preg_split('/\s+/', trim($r[$i]));
-
- if (count($arr) > 0) {
- $p['user'] = trim($arr[count($arr)-1]);
- break;
- }
- }
-
- return $p;
- }
-
- /**
- * Find matches of the given pattern in virtuser file
- *
- * @param string Regular expression to search for
- * @return array Matching entries
- */
- private function findinvirtual($pattern)
- {
- $result = array();
- $virtual = null;
-
- if ($this->file)
- $virtual = file($this->file);
-
- if (empty($virtual))
- return $result;
-
- // check each line for matches
- foreach ($virtual as $line) {
- $line = trim($line);
- if (empty($line) || $line[0]=='#')
- continue;
-
- if (preg_match($pattern, $line))
- $result[] = $line;
- }
-
- return $result;
- }
- }
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