From 56505a11743d6869f6222f6b9467158edf295a44 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Thu, 11 Mar 2010 18:34:01 +0000
Subject: - Options virtuser_* replaced with virtuser_* plugins - Plugin API:
 Implemented 'email2user' and 'user2email' hooks

---
 plugins/virtuser_file/virtuser_file.php | 109 ++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 plugins/virtuser_file/virtuser_file.php

(limited to 'plugins/virtuser_file/virtuser_file.php')

diff --git a/plugins/virtuser_file/virtuser_file.php b/plugins/virtuser_file/virtuser_file.php
new file mode 100644
index 000000000..071722bf4
--- /dev/null
+++ b/plugins/virtuser_file/virtuser_file.php
@@ -0,0 +1,109 @@
+<?php
+
+/**
+ * File based User-to-Email and Email-to-User lookup
+ * 
+ * Add it to the plugins list in config/main.inc.php and set
+ * path to a virtuser table file to resolve user names and e-mail
+ * addresses
+ * $rcmail_config['virtuser_file'] = '';
+ *
+ * @version 1.0
+ * @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[] = 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)
+	    $virtual = file($virtuser_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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