0,0 → 1,137 |
<?php |
/** |
* Smarty plugin |
* |
* @package Smarty |
* @subpackage PluginsFunction |
*/ |
/** |
* Smarty {mailto} function plugin |
* Type: function |
* Name: mailto |
* Date: May 21, 2002 |
* Purpose: automate mailto address link creation, and optionally encode them. |
* Params: |
* |
* - address - (required) - 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 |
* * javascript_charcode : encode with javascript charcode |
* * hex : encode with hexadecimal (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"'} |
* |
* @link http://www.smarty.net/manual/en/language.function.mailto.php {mailto} |
* (Smarty online manual) |
* @version 1.2 |
* @author Monte Ohrt <monte at ohrt dot com> |
* @author credits to Jason Sweat (added cc, bcc and subject functionality) |
* |
* @param array $params parameters |
* |
* @return string |
*/ |
function smarty_function_mailto($params) |
{ |
static $_allowed_encoding = |
array('javascript' => true, 'javascript_charcode' => true, 'hex' => true, 'none' => true); |
$extra = ''; |
if (empty($params[ 'address' ])) { |
trigger_error("mailto: missing 'address' parameter", E_USER_WARNING); |
return; |
} else { |
$address = $params[ 'address' ]; |
} |
$text = $address; |
// netscape and mozilla do not decode %40 (@) in BCC field (bug?) |
// so, don't encode it. |
$search = array('%40', '%2C'); |
$replace = array('@', ','); |
$mail_parms = array(); |
foreach ($params as $var => $value) { |
switch ($var) { |
case 'cc': |
case 'bcc': |
case 'followupto': |
if (!empty($value)) { |
$mail_parms[] = $var . '=' . str_replace($search, $replace, rawurlencode($value)); |
} |
break; |
case 'subject': |
case 'newsgroups': |
$mail_parms[] = $var . '=' . rawurlencode($value); |
break; |
case 'extra': |
case 'text': |
$$var = $value; |
// no break |
default: |
} |
} |
if ($mail_parms) { |
$address .= '?' . join('&', $mail_parms); |
} |
$encode = (empty($params[ 'encode' ])) ? 'none' : $params[ 'encode' ]; |
if (!isset($_allowed_encoding[ $encode ])) { |
trigger_error( |
"mailto: 'encode' parameter must be none, javascript, javascript_charcode or hex", |
E_USER_WARNING |
); |
return; |
} |
// FIXME: (rodneyrehm) document.write() excues me what? 1998 has passed! |
if ($encode === 'javascript') { |
$string = 'document.write(\'<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>\');'; |
$js_encode = ''; |
for ($x = 0, $_length = strlen($string); $x < $_length; $x++) { |
$js_encode .= '%' . bin2hex($string[ $x ]); |
} |
return '<script type="text/javascript">eval(unescape(\'' . $js_encode . '\'))</script>'; |
} elseif ($encode === 'javascript_charcode') { |
$string = '<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>'; |
for ($x = 0, $y = strlen($string); $x < $y; $x++) { |
$ord[] = ord($string[ $x ]); |
} |
$_ret = "<script type=\"text/javascript\" language=\"javascript\">\n" . "{document.write(String.fromCharCode(" . |
implode(',', $ord) . "))" . "}\n" . "</script>\n"; |
return $_ret; |
} elseif ($encode === 'hex') { |
preg_match('!^(.*)(\?.*)$!', $address, $match); |
if (!empty($match[ 2 ])) { |
trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript.", E_USER_WARNING); |
return; |
} |
$address_encode = ''; |
for ($x = 0, $_length = strlen($address); $x < $_length; $x++) { |
if (preg_match('!\w!' . Smarty::$_UTF8_MODIFIER, $address[ $x ])) { |
$address_encode .= '%' . bin2hex($address[ $x ]); |
} else { |
$address_encode .= $address[ $x ]; |
} |
} |
$text_encode = ''; |
for ($x = 0, $_length = strlen($text); $x < $_length; $x++) { |
$text_encode .= '&#x' . bin2hex($text[ $x ]) . ';'; |
} |
$mailto = "mailto:"; |
return '<a href="' . $mailto . $address_encode . '" ' . $extra . '>' . $text_encode . '</a>'; |
} else { |
// no encoding |
return '<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>'; |
} |
} |