Current oav website

dotclear._no/inc/libs/clearbricks/mail/class.mail.php

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+<?php
+/**
+ * @class mail
+ * @brief Email utilities
+ *
+ * @package Clearbricks
+ * @subpackage Mail
+ *
+ * @copyright Olivier Meunier & Association Dotclear
+ * @copyright GPL-2.0-only
+ */
+
+class mail
+{
+    /**
+     * Send email
+     *
+     * Sends email to destination. If a function called _mail() exists it will
+     * be used instead of PHP mail() function. _mail() function should have the
+     * same signature. Headers could be provided as a string or an array.
+     *
+     * @param string        $to            Email destination
+     * @param string        $subject        Email subject
+     * @param string        $message        Email message
+     * @param string|array    $headers        Email headers
+     * @param string        $p            UNIX mail additionnal parameters
+     * @return boolean                    true on success
+     */
+    public static function sendMail($to, $subject, $message, $headers = null, $p = null)
+    {
+        $f   = function_exists('_mail') ? '_mail' : null;
+        $eol = trim(ini_get('sendmail_path')) ? "\n" : "\r\n";
+
+        if (is_array($headers)) {
+            $headers = implode($eol, $headers);
+        }
+
+        if ($f == null) {
+            if (!@mail($to, $subject, $message, $headers, $p)) {
+                throw new Exception('Unable to send email');
+            }
+        } else {
+            call_user_func($f, $to, $subject, $message, $headers, $p);
+        }
+
+        return true;
+    }
+
+    /**
+     * Get Host MX
+     *
+     * Returns MX records sorted by weight for a given host.
+     *
+     * @param string    $host        Hostname
+     * @return array
+     */
+    public static function getMX($host)
+    {
+        if (!getmxrr($host, $mx_h, $mx_w) || count($mx_h) == 0) {
+            return false;
+        }
+
+        $res = [];
+
+        for ($i = 0; $i < count($mx_h); $i++) {
+            $res[$mx_h[$i]] = $mx_w[$i];
+        }
+
+        asort($res);
+
+        return $res;
+    }
+
+    /**
+     * Quoted printable header
+     *
+     * Encodes given string as a quoted printable mail header.
+     *
+     * @param      string $str String to encode
+     * @param      string $charset Charset (default UTF-8)
+     * @return     string
+     */
+    public static function QPHeader($str, $charset = 'UTF-8')
+    {
+        if (!preg_match('/[^\x00-\x3C\x3E-\x7E]/', $str)) {
+            return $str;
+        }
+
+        return '=?' . $charset . '?Q?' . text::QPEncode($str) . '?=';
+    }
+
+    /**
+     * B64 header
+     *
+     * Encodes given string as a base64 mail header.
+     *
+     * @param      string $str String to encode
+     * @param      string $charset Charset (default UTF-8)
+     * @return string
+     */
+    public static function B64Header($str, $charset = 'UTF-8')
+    {
+        if (!preg_match('/[^\x00-\x3C\x3E-\x7E]/', $str)) {
+            return $str;
+        }
+
+        return '=?' . $charset . '?B?' . base64_encode($str) . '?=';
+    }
+}