Files
smarty/plugins/function.mailto.php
mohrt b579c0f51d update plugins to return values instead of echo, fix config file cache
to include global config variables in cache file
2003-01-08 17:34:45 +00:00

125 lines
3.7 KiB
PHP

<?php
/*
* Smarty plugin
* -------------------------------------------------------------
* Type: function
* Name: mailto
* Version: 1.2
* Date: May 21, 2002
* Author: Monte Ohrt <monte@ispi.net>
* Credits: Jason Sweat (added cc, bcc and subject functionality)
* Purpose: automate mailto address link creation, and optionally
* encode them.
* Input: address = e-mail address
* text = (optional) text to display, default is address
* encode = (optional) can be one of:
* none : no encoding (default)
* javascript : encode with javascript
* hex : encode with hexidecimal (no javascript)
* cc = (optional) address(es) to carbon copy
* bcc = (optional) address(es) to blind carbon copy
* subject = (optional) e-mail subject
* newsgroups = (optional) newsgroup(s) to post to
* followupto = (optional) address(es) to follow up to
* extra = (optional) extra tags for the href link
*
* Examples: {mailto address="me@domain.com"}
* {mailto address="me@domain.com" encode="javascript"}
* {mailto address="me@domain.com" encode="hex"}
* {mailto address="me@domain.com" subject="Hello to you!"}
* {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"}
* {mailto address="me@domain.com" extra='class="mailto"'}
* -------------------------------------------------------------
*/
function smarty_function_mailto($params, &$smarty)
{
extract($params);
if (empty($address)) {
$smarty->trigger_error("mailto: missing 'address' parameter");
return;
}
if (empty($text)) {
$text = $address;
}
// netscape and mozilla do not decode %40 (@) in BCC field (bug?)
// so, don't encode it.
$mail_parms = array();
if (!empty($cc)) {
$mail_parms[] = 'cc='.str_replace('%40','@',rawurlencode($cc));
}
if (!empty($bcc)) {
$mail_parms[] = 'bcc='.str_replace('%40','@',rawurlencode($bcc));
}
if (!empty($subject)) {
$mail_parms[] = 'subject='.rawurlencode($subject);
}
if (!empty($newsgroups)) {
$mail_parms[] = 'newsgroups='.rawurlencode($newsgroups);
}
if (!empty($followupto)) {
$mail_parms[] = 'followupto='.str_replace('%40','@',rawurlencode($followupto));
}
for ($i=0; $i<count($mail_parms); $i++) {
$mail_parm_vals .= (0==$i) ? '?' : '&';
$mail_parm_vals .= $mail_parms[$i];
}
$address .= $mail_parm_vals;
if (empty($encode)) {
$encode = 'none';
} elseif (!in_array($encode,array('javascript','hex','none')) ) {
$smarty->trigger_error("mailto: 'encode' parameter must be none, javascript or hex");
return;
}
if ($encode == 'javascript' ) {
$string = 'document.write(\'<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>\');';
for ($x=0; $x < strlen($string); $x++) {
$js_encode .= '%' . bin2hex($string[$x]);
}
return '<SCRIPT language="javascript">eval(unescape(\''.$js_encode.'\'))</SCRIPT>';
} elseif ($encode == 'hex') {
preg_match('!^(.*)(\?.*)$!',$address,$match);
if(!empty($match[2])) {
$smarty->trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript.");
return;
}
for ($x=0; $x < strlen($address); $x++) {
if(preg_match('!\w!',$address[$x])) {
$address_encode .= '%' . bin2hex($address[$x]);
} else {
$address_encode .= $address[$x];
}
}
for ($x=0; $x < strlen($text); $x++) {
$text_encode .= '&#x' . bin2hex($text[$x]).';';
}
return '<a href="mailto:'.$address_encode.'" '.$extra.'>'.$text_encode.'</a>';
} else {
// no encoding
return '<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>';
}
}
/* vim: set expandtab: */
?>