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https://github.com/smarty-php/smarty.git
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61 lines
2.5 KiB
PHP
61 lines
2.5 KiB
PHP
<?php
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/**
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* Smarty plugin
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*
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* @package Smarty
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* @subpackage PluginsModifierCompiler
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*/
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/**
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* Smarty escape modifier plugin
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* Type: modifier
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* Name: escape
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* Purpose: escape string for output
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*
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* @link https://www.smarty.net/docsv2/en/language.modifier.escape count_characters (Smarty online manual)
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* @author Rodney Rehm
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*
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* @param array $params parameters
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* @param \Smarty\Compiler\Template $compiler
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*
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* @return string with compiled code
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* @throws SmartyException
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*/
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function smarty_modifiercompiler_escape($params, \Smarty\Compiler\Template $compiler)
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{
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try {
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$esc_type = smarty_literal_compiler_param($params, 1, 'html');
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$char_set = smarty_literal_compiler_param($params, 2, \Smarty\Smarty::$_CHARSET);
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$double_encode = smarty_literal_compiler_param($params, 3, true);
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if (!$char_set) {
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$char_set = \Smarty\Smarty::$_CHARSET;
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}
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switch ($esc_type) {
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case 'html':
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return 'htmlspecialchars((string)' . $params[ 0 ] . ', ENT_QUOTES, ' . var_export($char_set, true) . ', ' .
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var_export($double_encode, true) . ')';
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// no break
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case 'htmlall':
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return 'htmlentities(mb_convert_encoding((string)' . $params[ 0 ] . ', \'UTF-8\', ' .
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var_export($char_set, true) . '), ENT_QUOTES, \'UTF-8\', ' .
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var_export($double_encode, true) . ')';
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// no break
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case 'url':
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return 'rawurlencode((string)' . $params[ 0 ] . ')';
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case 'urlpathinfo':
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return 'str_replace("%2F", "/", rawurlencode((string)' . $params[ 0 ] . '))';
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case 'quotes':
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// escape unescaped single quotes
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return 'preg_replace("%(?<!\\\\\\\\)\'%", "\\\'", (string)' . $params[ 0 ] . ')';
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case 'javascript':
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// escape quotes and backslashes, newlines, etc.
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// see https://html.spec.whatwg.org/multipage/scripting.html#restrictions-for-contents-of-script-elements
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return 'strtr((string)' .
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$params[ 0 ] .
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', array("\\\\" => "\\\\\\\\", "\'" => "\\\\\'", "\"" => "\\\\\"", "\\r" => "\\\\r", "\\n" => "\\\n", "</" => "<\/", "<!--" => "<\!--", "<s" => "<\s", "<S" => "<\S" ))';
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}
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} catch (SmartyException $e) {
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// pass through to regular plugin fallback
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}
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return 'smarty_modifier_escape(' . join(', ', $params) . ')';
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}
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