aboutsummaryrefslogtreecommitdiffstats
path: root/library/Smarty/libs/sysplugins/smarty_internal_compile_private_modifier.php
blob: 120f3ff10b8b7f76caeb8af9f6ced574f653e2bd (plain) (blame)
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
<?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 object $compiler  compiler object
     * @param array  $parameter array with compilation parameter
     * @return string compiled code
     */
    public function compile($args, $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) {
            $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])) {
                            $function = $compiler->smarty->registered_plugins[Smarty::PLUGIN_MODIFIER][$modifier][0];
                            if (!is_array($function)) {
                                $output = "{$function}({$params})";
                            } else {
                                if (is_object($function[0])) {
                                    $output = '$_smarty_tpl->smarty->registered_plugins[Smarty::PLUGIN_MODIFIER][\'' . $modifier . '\'][0][0]->' . $function[1] . '(' . $params . ')';
                                } else {
                                    $output = $function[0] . '::' . $function[1] . '(' . $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])) {
                                        $output = '$_smarty_tpl->smarty->registered_plugins[Smarty::PLUGIN_MODIFIER][\'' . $modifier . '\'][0][0]->' . $function[1] . '(' . $params . ')';
                                    } else {
                                        $output = $function[0] . '::' . $function[1] . '(' . $params . ')';
                                    }
                                }
                            }
                            if (isset($compiler->template->required_plugins['nocache'][$modifier][Smarty::PLUGIN_MODIFIER]['file']) || isset($compiler->template->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 . "\"", $compiler->lex->taglineno);
            }
        }
        return $output;
    }

}

?>