88 lines
3.8 KiB
PHP
88 lines
3.8 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* Smarty plugin
|
||
|
|
*
|
||
|
|
* @package Smarty
|
||
|
|
* @subpackage PluginsModifierCompiler
|
||
|
|
*/
|
||
|
|
/**
|
||
|
|
* Smarty escape modifier plugin
|
||
|
|
* Type: modifier
|
||
|
|
* Name: escape
|
||
|
|
* Purpose: escape string for output
|
||
|
|
*
|
||
|
|
* @link https://www.smarty.net/docsv2/en/language.modifier.escape count_characters (Smarty online manual)
|
||
|
|
* @author Rodney Rehm
|
||
|
|
*
|
||
|
|
* @param array $params parameters
|
||
|
|
* @param Smarty_Internal_TemplateCompilerBase $compiler
|
||
|
|
*
|
||
|
|
* @return string with compiled code
|
||
|
|
* @throws SmartyException
|
||
|
|
*/
|
||
|
|
function smarty_modifiercompiler_escape($params, Smarty_Internal_TemplateCompilerBase $compiler)
|
||
|
|
{
|
||
|
|
$compiler->template->_checkPlugins(
|
||
|
|
array(
|
||
|
|
array(
|
||
|
|
'function' => 'smarty_literal_compiler_param',
|
||
|
|
'file' => SMARTY_PLUGINS_DIR . 'shared.literal_compiler_param.php'
|
||
|
|
)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
try {
|
||
|
|
$esc_type = smarty_literal_compiler_param($params, 1, 'html');
|
||
|
|
$char_set = smarty_literal_compiler_param($params, 2, Smarty::$_CHARSET);
|
||
|
|
$double_encode = smarty_literal_compiler_param($params, 3, true);
|
||
|
|
if (!$char_set) {
|
||
|
|
$char_set = Smarty::$_CHARSET;
|
||
|
|
}
|
||
|
|
switch ($esc_type) {
|
||
|
|
case 'html':
|
||
|
|
return 'htmlspecialchars((string)' . $params[ 0 ] . ', ENT_QUOTES, ' . var_export($char_set, true) . ', ' .
|
||
|
|
var_export($double_encode, true) . ')';
|
||
|
|
// no break
|
||
|
|
case 'htmlall':
|
||
|
|
if (Smarty::$_MBSTRING) {
|
||
|
|
return 'htmlentities(mb_convert_encoding((string)' . $params[ 0 ] . ', \'UTF-8\', ' .
|
||
|
|
var_export($char_set, true) . '), ENT_QUOTES, \'UTF-8\', ' .
|
||
|
|
var_export($double_encode, true) . ')';
|
||
|
|
}
|
||
|
|
// no MBString fallback
|
||
|
|
return 'htmlentities((string)' . $params[ 0 ] . ', ENT_QUOTES, ' . var_export($char_set, true) . ', ' .
|
||
|
|
var_export($double_encode, true) . ')';
|
||
|
|
// no break
|
||
|
|
case 'url':
|
||
|
|
return 'rawurlencode((string)' . $params[ 0 ] . ')';
|
||
|
|
case 'urlpathinfo':
|
||
|
|
return 'str_replace("%2F", "/", rawurlencode((string)' . $params[ 0 ] . '))';
|
||
|
|
case 'quotes':
|
||
|
|
// escape unescaped single quotes
|
||
|
|
return 'preg_replace("%(?<!\\\\\\\\)\'%", "\\\'", (string)' . $params[ 0 ] . ')';
|
||
|
|
case 'javascript':
|
||
|
|
// escape quotes and backslashes, newlines, etc.
|
||
|
|
// see https://html.spec.whatwg.org/multipage/scripting.html#restrictions-for-contents-of-script-elements
|
||
|
|
return 'strtr((string)' .
|
||
|
|
$params[ 0 ] .
|
||
|
|
', array("\\\\" => "\\\\\\\\", "\'" => "\\\\\'", "\"" => "\\\\\"", "\\r" => "\\\\r",
|
||
|
|
"\\n" => "\\\n", "</" => "<\/", "<!--" => "<\!--", "<s" => "<\s", "<S" => "<\S",
|
||
|
|
"`" => "\\\\`", "\${" => "\\\\\\$\\{"))';
|
||
|
|
}
|
||
|
|
} catch (SmartyException $e) {
|
||
|
|
// pass through to regular plugin fallback
|
||
|
|
}
|
||
|
|
// could not optimize |escape call, so fallback to regular plugin
|
||
|
|
if ($compiler->template->caching && ($compiler->tag_nocache | $compiler->nocache)) {
|
||
|
|
$compiler->required_plugins[ 'nocache' ][ 'escape' ][ 'modifier' ][ 'file' ] =
|
||
|
|
SMARTY_PLUGINS_DIR . 'modifier.escape.php';
|
||
|
|
$compiler->required_plugins[ 'nocache' ][ 'escape' ][ 'modifier' ][ 'function' ] =
|
||
|
|
'smarty_modifier_escape';
|
||
|
|
} else {
|
||
|
|
$compiler->required_plugins[ 'compiled' ][ 'escape' ][ 'modifier' ][ 'file' ] =
|
||
|
|
SMARTY_PLUGINS_DIR . 'modifier.escape.php';
|
||
|
|
$compiler->required_plugins[ 'compiled' ][ 'escape' ][ 'modifier' ][ 'function' ] =
|
||
|
|
'smarty_modifier_escape';
|
||
|
|
}
|
||
|
|
return 'smarty_modifier_escape(' . join(', ', $params) . ')';
|
||
|
|
}
|