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Diffstat (limited to 'lib/smarty/plugins/function.mailto.php')
| -rw-r--r-- | lib/smarty/plugins/function.mailto.php | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/lib/smarty/plugins/function.mailto.php b/lib/smarty/plugins/function.mailto.php new file mode 100644 index 0000000..55d5c06 --- /dev/null +++ b/lib/smarty/plugins/function.mailto.php @@ -0,0 +1,152 @@ +<?php +/** + * Smarty plugin + * + * @package Smarty + * @subpackage PluginsFunction + */ + +/** + * Smarty {mailto} function plugin + * + * Type: function<br> + * Name: mailto<br> + * Date: May 21, 2002 + * Purpose: automate mailto address link creation, and optionally encode them.<br> + * Params: + * <pre> + * - 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 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 + * </pre> + * Examples: + * <pre> + * {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"'} + * </pre> + * + * @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 + * @param Smarty_Internal_Template $template template object + * @return string + */ +function smarty_function_mailto($params, $template) +{ + 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 = $value; + + default: + } + } + + if ($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>'; + } +} + +?>
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