1 | <?php
|
---|
2 | /**
|
---|
3 | * Smarty plugin
|
---|
4 | * @package Smarty
|
---|
5 | * @subpackage plugins
|
---|
6 | */
|
---|
7 |
|
---|
8 | /**
|
---|
9 | * Load requested plugins
|
---|
10 | *
|
---|
11 | * @param array $plugins
|
---|
12 | */
|
---|
13 |
|
---|
14 | // $plugins
|
---|
15 |
|
---|
16 | function smarty_core_load_plugins($params, &$smarty)
|
---|
17 | {
|
---|
18 |
|
---|
19 | foreach ($params['plugins'] as $_plugin_info) {
|
---|
20 | list($_type, $_name, $_tpl_file, $_tpl_line, $_delayed_loading) = $_plugin_info;
|
---|
21 | $_plugin = &$smarty->_plugins[$_type][$_name];
|
---|
22 |
|
---|
23 | /*
|
---|
24 | * We do not load plugin more than once for each instance of Smarty.
|
---|
25 | * The following code checks for that. The plugin can also be
|
---|
26 | * registered dynamically at runtime, in which case template file
|
---|
27 | * and line number will be unknown, so we fill them in.
|
---|
28 | *
|
---|
29 | * The final element of the info array is a flag that indicates
|
---|
30 | * whether the dynamically registered plugin function has been
|
---|
31 | * checked for existence yet or not.
|
---|
32 | */
|
---|
33 | if (isset($_plugin)) {
|
---|
34 | if (empty($_plugin[3])) {
|
---|
35 | if (!is_callable($_plugin[0])) {
|
---|
36 | $smarty->_trigger_fatal_error("[plugin] $_type '$_name' is not implemented", $_tpl_file, $_tpl_line, __FILE__, __LINE__);
|
---|
37 | } else {
|
---|
38 | $_plugin[1] = $_tpl_file;
|
---|
39 | $_plugin[2] = $_tpl_line;
|
---|
40 | $_plugin[3] = true;
|
---|
41 | if (!isset($_plugin[4])) $_plugin[4] = true; /* cacheable */
|
---|
42 | }
|
---|
43 | }
|
---|
44 | continue;
|
---|
45 | } else if ($_type == 'insert') {
|
---|
46 | /*
|
---|
47 | * For backwards compatibility, we check for insert functions in
|
---|
48 | * the symbol table before trying to load them as a plugin.
|
---|
49 | */
|
---|
50 | $_plugin_func = 'insert_' . $_name;
|
---|
51 | if (function_exists($_plugin_func)) {
|
---|
52 | $_plugin = array($_plugin_func, $_tpl_file, $_tpl_line, true, false);
|
---|
53 | continue;
|
---|
54 | }
|
---|
55 | }
|
---|
56 |
|
---|
57 | $_plugin_file = $smarty->_get_plugin_filepath($_type, $_name);
|
---|
58 |
|
---|
59 | if (! $_found = ($_plugin_file != false)) {
|
---|
60 | $_message = "could not load plugin file '$_type.$_name.php'\n";
|
---|
61 | }
|
---|
62 |
|
---|
63 | /*
|
---|
64 | * If plugin file is found, it -must- provide the properly named
|
---|
65 | * plugin function. In case it doesn't, simply output the error and
|
---|
66 | * do not fall back on any other method.
|
---|
67 | */
|
---|
68 | if ($_found) {
|
---|
69 | include_once $_plugin_file;
|
---|
70 |
|
---|
71 | $_plugin_func = 'smarty_' . $_type . '_' . $_name;
|
---|
72 | if (!function_exists($_plugin_func)) {
|
---|
73 | $smarty->_trigger_fatal_error("[plugin] function $_plugin_func() not found in $_plugin_file", $_tpl_file, $_tpl_line, __FILE__, __LINE__);
|
---|
74 | continue;
|
---|
75 | }
|
---|
76 | }
|
---|
77 | /*
|
---|
78 | * In case of insert plugins, their code may be loaded later via
|
---|
79 | * 'script' attribute.
|
---|
80 | */
|
---|
81 | else if ($_type == 'insert' && $_delayed_loading) {
|
---|
82 | $_plugin_func = 'smarty_' . $_type . '_' . $_name;
|
---|
83 | $_found = true;
|
---|
84 | }
|
---|
85 |
|
---|
86 | /*
|
---|
87 | * Plugin specific processing and error checking.
|
---|
88 | */
|
---|
89 | if (!$_found) {
|
---|
90 | if ($_type == 'modifier') {
|
---|
91 | /*
|
---|
92 | * In case modifier falls back on using PHP functions
|
---|
93 | * directly, we only allow those specified in the security
|
---|
94 | * context.
|
---|
95 | */
|
---|
96 | if ($smarty->security && !in_array($_name, $smarty->security_settings['MODIFIER_FUNCS'])) {
|
---|
97 | $_message = "(secure mode) modifier '$_name' is not allowed";
|
---|
98 | } else {
|
---|
99 | if (!function_exists($_name)) {
|
---|
100 | $_message = "modifier '$_name' is not implemented";
|
---|
101 | } else {
|
---|
102 | $_plugin_func = $_name;
|
---|
103 | $_found = true;
|
---|
104 | }
|
---|
105 | }
|
---|
106 | } else if ($_type == 'function') {
|
---|
107 | /*
|
---|
108 | * This is a catch-all situation.
|
---|
109 | */
|
---|
110 | $_message = "unknown tag - '$_name'";
|
---|
111 | }
|
---|
112 | }
|
---|
113 |
|
---|
114 | if ($_found) {
|
---|
115 | $smarty->_plugins[$_type][$_name] = array($_plugin_func, $_tpl_file, $_tpl_line, true, true);
|
---|
116 | } else {
|
---|
117 | // output error
|
---|
118 | $smarty->_trigger_fatal_error('[plugin] ' . $_message, $_tpl_file, $_tpl_line, __FILE__, __LINE__);
|
---|
119 | }
|
---|
120 | }
|
---|
121 | }
|
---|
122 |
|
---|
123 | /* vim: set expandtab: */
|
---|
124 |
|
---|
125 | ?>
|
---|