2 /************************************************************************
3 * MXChange v0.2.1 Start: 04/25/2004 *
4 * ================ Last change: 04/29/2004 *
6 * -------------------------------------------------------------------- *
7 * File : newsletter_functions.php *
8 * -------------------------------------------------------------------- *
9 * Short description : Functions for the HTML extension *
10 * -------------------------------------------------------------------- *
11 * Kurzbeschreibung : Funktionen fuer die HTML-Erweiterung *
12 * -------------------------------------------------------------------- *
14 * -------------------------------------------------------------------- *
15 * Copyright (c) 2003 - 2008 by Roland Haeder *
16 * For more information visit: http://www.mxchange.org *
18 * This program is free software; you can redistribute it and/or modify *
19 * it under the terms of the GNU General Public License as published by *
20 * the Free Software Foundation; either version 2 of the License, or *
21 * (at your option) any later version. *
23 * This program is distributed in the hope that it will be useful, *
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
26 * GNU General Public License for more details. *
28 * You should have received a copy of the GNU General Public License *
29 * along with this program; if not, write to the Free Software *
30 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *
32 ************************************************************************/
34 // Some security stuff...
35 if (!defined('__SECURITY')) {
36 $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
41 function NL_ADD_VALID_TAGS()
43 global $HTML_TAGS; $OUT = "";
44 if (!is_array($HTML_TAGS)) return "";
45 foreach ($HTML_TAGS as $tag)
47 $OUT .= ", ".strtoupper($tag);
49 $OUT = substr($OUT, 2);
53 function NL_CHECK_TAGS($html)
56 $test = stripslashes($html);
57 while (ereg("<", $test) && ereg(">", $test))
59 $check = strtolower(substr($test, strpos($test, "<") + 1, strpos($test, ">") - strpos($test, "<") - 1));
60 $check = str_replace("/", "", $check);
61 if (!in_array($check, $HTML_TAGS))
66 $test = substr($test, strpos($test, ">") + 1);
72 function NL_INSERT_URLS($text)
74 global $URL_ENDS, $VALID_EMAIL_CHARS;
77 // First replace URLs...
78 while (ereg("http://", $test))
80 $check = substr($test, strpos($test, "http://")); $check2 = $check;
82 // See ext-html.php if you want to add more URL ends...
83 foreach ($URL_ENDS as $end)
85 if (ereg($end, $check)) $check = substr($check, 0, strpos($check, $end));
88 // Now replace the URL against anchor container and pray...
89 $text = substr($text, 0, strpos($text, $check2)) . DEREFERER($check) . substr($text, strpos($text, $check2) + strlen($check));
91 // Finally remove the url from testing string (or we have a loop and maybe server overload!)
92 $test = substr($test, strpos($test, $check) + strlen($check));
95 // Now do the (nearly) same thing with email addresses
96 // but now we have the problem that email addresses didn't have
97 // a start mark like http:// and our templates are lame didn't have
101 // ... what will the email address be out the @... ;-)
103 while (ereg("@", $test))
105 $pos = strpos($test, "@");
106 $test2 = substr($test, 0, $pos);
108 // First check backwards
112 $check = substr($test2, $idx, 1);
113 if (!in_array($check, $VALID_EMAIL_CHARS))
115 // Char found so we end here
122 // Starting mark is found
123 $check2 = substr($test, 0, ($idx + 1));
124 $test = substr($test, ($idx + 1));
127 // And now go forward...
129 while ($idx < strlen($test))
131 $check = substr($test, $idx, 1);
132 if ((!in_array($check, $VALID_EMAIL_CHARS)) && ($check != "@"))
134 // Char found so end here again
141 // Maybe this is the email address?
142 $check = substr($test, 0, $idx);
145 // Now replace the email against anchor with mailto and pray...
146 $PARTS[] = $check2.$check;
148 // Remove email from testing string (see above why...)
149 $test = substr($test, strlen($check));
151 // Now put all parts together
152 $text = ""; $PARTS[] = $test;
153 foreach ($PARTS as $part)
158 // Compile possible own HTML tags out...
159 return COMPILE_CODE($text);
162 function SEND_NEWSLETTER($TO, $SUBJECT, $MSG, $MODE)
165 // Send mail away as HTML
166 if ($_POST['auto_urls'] == "Y") {
167 // Automatically insert URLs into newsletter
168 if ((EXT_IS_ACTIVE("html")) && ($MODE == "html")) {
170 SEND_EMAIL($TO, $SUBJECT, HTML_INSERT_URLS($MSG), "Y");
173 SEND_EMAIL($TO, $SUBJECT, NL_INSERT_URLS($MSG), "N");
177 if ((EXT_IS_ACTIVE("html")) && ($MODE == "html")) {
178 SEND_EMAIL($TO, $SUBJECT, $MSG, "Y");
180 SEND_EMAIL($TO, $SUBJECT, $MSG, "N");