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modifiercompiler.escape.php
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modifiercompiler.escape.php
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<?php
/**
* Smarty plugin
*
* @package Smarty
* @subpackage PluginsModifierCompiler
*/
/**
* @ignore
*/
require_once
(
SMARTY_PLUGINS_DIR
.
'shared.literal_compiler_param.php'
);
/**
* Smarty escape modifier plugin
*
* Type: modifier<br>
* Name: escape<br>
* Purpose: escape string for output
*
* @link http://www.smarty.net/docsv2/en/language.modifier.escape count_characters (Smarty online manual)
* @author Rodney Rehm
* @param array $params parameters
* @return string with compiled code
*/
function
smarty_modifiercompiler_escape
(
$params
,
$compiler
)
{
static
$_double_encode
=
null
;
if
(
$_double_encode
===
null
)
{
$_double_encode
=
version_compare
(
PHP_VERSION
,
'5.2.3'
,
'>='
);
}
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'
:
if
(
$_double_encode
)
{
return
'htmlspecialchars('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
', '
.
var_export
(
$double_encode
,
true
)
.
')'
;
}
elseif
(
$double_encode
)
{
return
'htmlspecialchars('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
')'
;
}
else
{
// fall back to modifier.escape.php
}
case
'htmlall'
:
if
(
Smarty
::
$_MBSTRING
)
{
if
(
$_double_encode
)
{
// php >=5.2.3 - go native
return
'mb_convert_encoding(htmlspecialchars('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
', '
.
var_export
(
$double_encode
,
true
)
.
'), "HTML-ENTITIES", '
.
var_export
(
$char_set
,
true
)
.
')'
;
}
elseif
(
$double_encode
)
{
// php <5.2.3 - only handle double encoding
return
'mb_convert_encoding(htmlspecialchars('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
'), "HTML-ENTITIES", '
.
var_export
(
$char_set
,
true
)
.
')'
;
}
else
{
// fall back to modifier.escape.php
}
}
// no MBString fallback
if
(
$_double_encode
)
{
// php >=5.2.3 - go native
return
'htmlentities('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
', '
.
var_export
(
$double_encode
,
true
)
.
')'
;
}
elseif
(
$double_encode
)
{
// php <5.2.3 - only handle double encoding
return
'htmlentities('
.
$params
[
0
]
.
', ENT_QUOTES, '
.
var_export
(
$char_set
,
true
)
.
')'
;
}
else
{
// fall back to modifier.escape.php
}
case
'url'
:
return
'rawurlencode('
.
$params
[
0
]
.
')'
;
case
'urlpathinfo'
:
return
'str_replace("%2F", "/", rawurlencode('
.
$params
[
0
]
.
'))'
;
case
'quotes'
:
// escape unescaped single quotes
return
'preg_replace("%(?<!
\\\\\\\\
)
\'
%", "
\\\'
",'
.
$params
[
0
]
.
')'
;
case
'javascript'
:
// escape quotes and backslashes, newlines, etc.
return
'strtr('
.
$params
[
0
]
.
', array("
\\\\
" => "
\\\\\\\\
", "
\'
" => "
\\\\\'
", "
\"
" => "
\\\\\"
", "
\\
r" => "
\\\\
r", "
\\
n" => "
\\\n
", "</" => "<
\/
" ))'
;
}
}
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
->
template
->
required_plugins
[
'nocache'
][
'escape'
][
'modifier'
][
'file'
]
=
SMARTY_PLUGINS_DIR
.
'modifier.escape.php'
;
$compiler
->
template
->
required_plugins
[
'nocache'
][
'escape'
][
'modifier'
][
'function'
]
=
'smarty_modifier_escape'
;
}
else
{
$compiler
->
template
->
required_plugins
[
'compiled'
][
'escape'
][
'modifier'
][
'file'
]
=
SMARTY_PLUGINS_DIR
.
'modifier.escape.php'
;
$compiler
->
template
->
required_plugins
[
'compiled'
][
'escape'
][
'modifier'
][
'function'
]
=
'smarty_modifier_escape'
;
}
return
'smarty_modifier_escape('
.
join
(
', '
,
$params
)
.
')'
;
}
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