1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
<?php
/**
* Smarty Internal Plugin Compile Modifier
* Compiles code for modifier execution
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile Modifier Class
*
* @package Smarty
* @subpackage Compiler
*/
class Smarty_Internal_Compile_Private_Modifier extends Smarty_Internal_CompileBase
{
/**
* Compiles code for modifier execution
*
* @param array $args array with attributes from parser
* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
* @param array $parameter array with compilation parameter
*
* @return string compiled code
* @throws \SmartyCompilerException
* @throws \SmartyException
*/
public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
{
// check and get attributes
$_attr = $this->getAttributes($compiler, $args);
$output = $parameter[ 'value' ];
// loop over list of modifiers
foreach ($parameter[ 'modifierlist' ] as $single_modifier) {
/* @var string $modifier */
$modifier = $single_modifier[ 0 ];
$single_modifier[ 0 ] = $output;
$params = implode(',', $single_modifier);
// check if we know already the type of modifier
if (isset($compiler->known_modifier_type[ $modifier ])) {
$modifier_types = array($compiler->known_modifier_type[ $modifier ]);
} else {
$modifier_types = array(1, 2, 3, 4, 5, 6);
}
foreach ($modifier_types as $type) {
switch ($type) {
case 1:
// registered modifier
if (isset($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ])) {
if (is_callable($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ][ 0 ])) {
$output =
sprintf(
'call_user_func_array($_smarty_tpl->registered_plugins[ \'%s\' ][ %s ][ 0 ], array( %s ))',
Smarty::PLUGIN_MODIFIER,
var_export($modifier, true),
$params
);
$compiler->known_modifier_type[ $modifier ] = $type;
break 2;
}
}
break;
case 2:
// registered modifier compiler
if (isset($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIERCOMPILER ][ $modifier ][ 0 ])) {
$output =
call_user_func(
$compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIERCOMPILER ][ $modifier ][ 0 ],
$single_modifier,
$compiler->smarty
);
$compiler->known_modifier_type[ $modifier ] = $type;
break 2;
}
break;
case 3:
// modifiercompiler plugin
if ($compiler->smarty->loadPlugin('smarty_modifiercompiler_' . $modifier)) {
// check if modifier allowed
if (!is_object($compiler->smarty->security_policy)
|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
) {
$plugin = 'smarty_modifiercompiler_' . $modifier;
$output = $plugin($single_modifier, $compiler);
}
$compiler->known_modifier_type[ $modifier ] = $type;
break 2;
}
break;
case 4:
// modifier plugin
if ($function = $compiler->getPlugin($modifier, Smarty::PLUGIN_MODIFIER)) {
// check if modifier allowed
if (!is_object($compiler->smarty->security_policy)
|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
) {
$output = "{$function}({$params})";
}
$compiler->known_modifier_type[ $modifier ] = $type;
break 2;
}
break;
case 5:
// PHP function
if (is_callable($modifier)) {
// check if modifier allowed
if (!is_object($compiler->smarty->security_policy)
|| $compiler->smarty->security_policy->isTrustedPhpModifier($modifier, $compiler)
) {
$output = "{$modifier}({$params})";
}
$compiler->known_modifier_type[ $modifier ] = $type;
break 2;
}
break;
case 6:
// default plugin handler
if (isset($compiler->default_handler_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ])
|| (is_callable($compiler->smarty->default_plugin_handler_func)
&& $compiler->getPluginFromDefaultHandler($modifier, Smarty::PLUGIN_MODIFIER))
) {
$function = $compiler->default_handler_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ][ 0 ];
// check if modifier allowed
if (!is_object($compiler->smarty->security_policy)
|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
) {
if (!is_array($function)) {
$output = "{$function}({$params})";
} else {
if (is_object($function[ 0 ])) {
$output = $function[ 0 ] . '->' . $function[ 1 ] . '(' . $params . ')';
} else {
$output = $function[ 0 ] . '::' . $function[ 1 ] . '(' . $params . ')';
}
}
}
if (isset($compiler->required_plugins[ 'nocache' ][ $modifier ][ Smarty::PLUGIN_MODIFIER ][ 'file' ])
||
isset($compiler->required_plugins[ 'compiled' ][ $modifier ][ Smarty::PLUGIN_MODIFIER ][ 'file' ])
) {
// was a plugin
$compiler->known_modifier_type[ $modifier ] = 4;
} else {
$compiler->known_modifier_type[ $modifier ] = $type;
}
break 2;
}
}
}
if (!isset($compiler->known_modifier_type[ $modifier ])) {
$compiler->trigger_template_error("unknown modifier '{$modifier}'", null, true);
}
}
return $output;
}
}
|
