aboutsummaryrefslogtreecommitdiffstats
path: root/include/smarty/libs/sysplugins/smarty_internal_compile_include.php
blob: 09fa11d6c16c949eb62249bf60ad098adeb271d6 (plain)
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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
<?php
/**
 * Smarty Internal Plugin Compile Include
 * Compiles the {include} tag
 *
 * @package    Smarty
 * @subpackage Compiler
 * @author     Uwe Tews
 */

/**
 * Smarty Internal Plugin Compile Include Class
 *
 * @package    Smarty
 * @subpackage Compiler
 */
class Smarty_Internal_Compile_Include extends Smarty_Internal_CompileBase
{
    /**
     * caching mode to create nocache code but no cache file
     */
    const CACHING_NOCACHE_CODE = 9999;

    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $required_attributes = array('file');

    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $shorttag_order = array('file');

    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $option_flags = array('nocache', 'inline', 'caching', 'bubble_up');

    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $optional_attributes = array('_any');

    /**
     * Valid scope names
     *
     * @var array
     */
    public $valid_scopes = array('local'  => true, 'parent' => true, 'root' => true, 'global' => true,
                                 'smarty' => true, 'tpl_root' => true);

    /**
     * Compiles code for the {include} tag
     *
     * @param  array                                  $args      array with attributes from parser
     * @param  Smarty_Internal_SmartyTemplateCompiler $compiler  compiler object
     * @param  array                                  $parameter array with compilation parameter
     *
     * @throws SmartyCompilerException
     * @return string compiled code
     */
    public function compile($args, Smarty_Internal_SmartyTemplateCompiler $compiler, $parameter)
    {
        // check and get attributes
        $_attr = $this->getAttributes($compiler, $args);

        $hashResourceName = $fullResourceName = $source_resource = $_attr['file'];
        $variable_template = false;
        $cache_tpl = false;
        // parse resource_name
        if (preg_match('/^([\'"])(([A-Za-z0-9_\-]{2,})[:])?(([^$()]+)|(.+))\1$/', $source_resource, $match)) {
            $type = !empty($match[3]) ? $match[3] : $compiler->template->smarty->default_resource_type;
            $name = !empty($match[5]) ? $match[5] : $match[6];
            $handler = Smarty_Resource::load($compiler->smarty, $type);
            if ($handler->recompiled || $handler->uncompiled) {
                $variable_template = true;
            }
            if (!$variable_template) {
                if ($type != 'string') {
                    $fullResourceName = "{$type}:{$name}";
                    $compiled = $compiler->parent_compiler->template->compiled;
                    if (isset($compiled->includes[$fullResourceName])) {
                        $compiled->includes[$fullResourceName] ++;
                        $cache_tpl = true;
                    } else {
                        $compiled->includes[$fullResourceName] = 1;
                    }
                    $fullResourceName = '"' . $fullResourceName . '"';
                }
            }
            if (empty($match[5])) {
                $variable_template = true;
            }
        } else {
            $variable_template = true;
        }

        if (isset($_attr['assign'])) {
            // output will be stored in a smarty variable instead of being displayed
            $_assign = $_attr['assign'];
        }

        // scope setup
        $_scope = Smarty::SCOPE_LOCAL;
        if (isset($_attr['scope'])) {
            $_attr['scope'] = trim($_attr['scope'], "'\"");
            if (!isset($this->valid_scopes[$_attr['scope']])) {
                $compiler->trigger_template_error("illegal value '{$_attr['scope']}' for \"scope\" attribute", null, true);
            }
            if ($_attr['scope'] != 'local') {
                if ($_attr['scope'] == 'parent') {
                    $_scope = Smarty::SCOPE_PARENT;
                } elseif ($_attr['scope'] == 'root') {
                    $_scope = Smarty::SCOPE_ROOT;
                } elseif ($_attr['scope'] == 'global') {
                    $_scope = Smarty::SCOPE_GLOBAL;
                } elseif ($_attr['scope'] == 'smarty') {
                    $_scope = Smarty::SCOPE_SMARTY;
                } elseif ($_attr['scope'] == 'tpl_root') {
                    $_scope = Smarty::SCOPE_TPL_ROOT;
                }
                if ($_attr['bubble_up'] === true) {
                    $_scope = $_scope + Smarty::SCOPE_BUBBLE_UP;
                }
            }
        }

        // set flag to cache subtemplate object when called within loop or template name is variable.
        if ($cache_tpl || $variable_template || $compiler->loopNesting > 0) {
            $_cache_tpl = 'true';
        } else {
            $_cache_tpl = 'false';
        }
        // assume caching is off
        $_caching = Smarty::CACHING_OFF;

        if ($_attr['nocache'] === true) {
            $compiler->tag_nocache = true;
        }

        $call_nocache = $compiler->tag_nocache || $compiler->nocache;

        // caching was on and {include} is not in nocache mode
        if ($compiler->template->caching && !$compiler->nocache && !$compiler->tag_nocache) {
            $_caching = self::CACHING_NOCACHE_CODE;
        }

        // flag if included template code should be merged into caller
        $merge_compiled_includes = ($compiler->smarty->merge_compiled_includes || $_attr['inline'] === true) &&
            !$compiler->template->source->handler->recompiled;

        if ($merge_compiled_includes && $_attr['inline'] !== true) {
            // variable template name ?
            if ($variable_template) {
                $merge_compiled_includes = false;
                if ($compiler->template->caching) {
                    // must use individual cache file
                    //$_attr['caching'] = 1;
                }
            }
            // variable compile_id?
            if (isset($_attr['compile_id'])) {
                if (!((substr_count($_attr['compile_id'], '"') == 2 || substr_count($_attr['compile_id'], "'") == 2 ||
                        is_numeric($_attr['compile_id']))) || substr_count($_attr['compile_id'], '(') != 0 ||
                    substr_count($_attr['compile_id'], '$_smarty_tpl->') != 0
                ) {
                    $merge_compiled_includes = false;
                    if ($compiler->template->caching) {
                        // must use individual cache file
                        //$_attr['caching'] = 1;
                    }
                }
            }
        }

        /*
        * if the {include} tag provides individual parameter for caching or compile_id
        * the subtemplate must not be included into the common cache file and is treated like
        * a call in nocache mode.
        *
        */
        if ($_attr['nocache'] !== true && $_attr['caching']) {
            $_caching = $_new_caching = (int) $_attr['caching'];
            $call_nocache = true;
        } else {
            $_new_caching = Smarty::CACHING_LIFETIME_CURRENT;
        }
        if (isset($_attr['cache_lifetime'])) {
            $_cache_lifetime = $_attr['cache_lifetime'];
            $call_nocache = true;
            $_caching = $_new_caching;
        } else {
            $_cache_lifetime = '$_smarty_tpl->cache_lifetime';
        }
        if (isset($_attr['cache_id'])) {
            $_cache_id = $_attr['cache_id'];
            $call_nocache = true;
            $_caching = $_new_caching;
        } else {
            $_cache_id = '$_smarty_tpl->cache_id';
        }
        if (isset($_attr['compile_id'])) {
            $_compile_id = $_attr['compile_id'];
        } else {
            $_compile_id = '$_smarty_tpl->compile_id';
        }

        // if subtemplate will be called in nocache mode do not merge
        if ($compiler->template->caching && $call_nocache) {
            $merge_compiled_includes = false;
        }

        $has_compiled_template = false;
        if ($merge_compiled_includes) {
            $c_id = isset($_attr['compile_id']) ? $_attr['compile_id'] : $compiler->template->compile_id;
            // we must observe different compile_id and caching
            $t_hash = sha1($c_id . ($_caching ? '--caching' : '--nocaching'));
            if (!isset($compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash])) {
                $has_compiled_template =
                    $this->compileInlineTemplate($compiler, $fullResourceName, $_caching, $hashResourceName, $t_hash,
                                                 $c_id);
            } else {
                $has_compiled_template = true;
            }
        }
        // delete {include} standard attributes
        unset($_attr['file'], $_attr['assign'], $_attr['cache_id'], $_attr['compile_id'], $_attr['cache_lifetime'], $_attr['nocache'], $_attr['caching'], $_attr['scope'], $_attr['inline'], $_attr['bubble_up']);
        // remaining attributes must be assigned as smarty variable
        $_vars_nc = '';
        if (!empty($_attr)) {
            if ($_scope == Smarty::SCOPE_LOCAL) {
                $_pairs = array();
                // create variables
                foreach ($_attr as $key => $value) {
                    $_pairs[] = "'$key'=>$value";
                    $_vars_nc .= "\$_smarty_tpl->tpl_vars['$key'] =  new Smarty_Variable($value);\n";
                }
                $_vars = 'array(' . join(',', $_pairs) . ')';
            } else {
                $compiler->trigger_template_error('variable passing not allowed in parent/global scope', null, true);
            }
        } else {
            $_vars = 'array()';
        }
        $update_compile_id = $compiler->template->caching && !$compiler->tag_nocache && !$compiler->nocache &&
            $_compile_id != '$_smarty_tpl->compile_id';
        if ($has_compiled_template && !$call_nocache) {
            $_output = "<?php\n";
            if ($update_compile_id) {
                $_output .= $compiler->makeNocacheCode("\$_compile_id_save[] = \$_smarty_tpl->compile_id;\n\$_smarty_tpl->compile_id = {$_compile_id};\n");
            }
            if (!empty($_vars_nc) && $_caching == 9999 && $compiler->template->caching) {
                //$compiler->suppressNocacheProcessing = false;
                $_output .= substr($compiler->processNocacheCode('<?php ' . $_vars_nc . "?>\n", true), 6, - 3);
                //$compiler->suppressNocacheProcessing = true;
            }
            if (isset($_assign)) {
                $_output .= "ob_start();\n";
            }
            $_output .= "\$_smarty_tpl->smarty->ext->_subtemplate->render(\$_smarty_tpl, {$fullResourceName}, {$_cache_id}, {$_compile_id}, {$_caching}, {$_cache_lifetime}, {$_vars}, {$_scope}, {$_cache_tpl}, '{$compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash]['uid']}', '{$compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash]['func']}');\n";
            if (isset($_assign)) {
                $_output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean());\n";
            }
            if ($update_compile_id) {
                $_output .= $compiler->makeNocacheCode("\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n");
            }
            $_output .= "?>\n";

            return $_output;
        }

        if ($call_nocache) {
            $compiler->tag_nocache = true;
        }
        $_output = "<?php ";
        if ($update_compile_id) {
            $_output .= "\$_compile_id_save[] = \$_smarty_tpl->compile_id;\n\$_smarty_tpl->compile_id = {$_compile_id};\n";
        }
        // was there an assign attribute
        if (isset($_assign)) {
            $_output .= "ob_start();\n";
        }
        $_output .= "\$_smarty_tpl->smarty->ext->_subtemplate->render(\$_smarty_tpl, {$fullResourceName}, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_scope, {$_cache_tpl});\n";
        if (isset($_assign)) {
            $_output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean());\n";
        }
        if ($update_compile_id) {
            $_output .= "\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n";
        }
        $_output .= "?>\n";
        return $_output;
    }

    /**
     * Compile inline sub template
     *
     * @param \Smarty_Internal_SmartyTemplateCompiler $compiler
     * @param                                         $fullResourceName
     * @param                                         $_caching
     * @param                                         $hashResourceName
     * @param                                         $t_hash
     * @param                                         $c_id
     *
     * @return bool
     */
    public function compileInlineTemplate(Smarty_Internal_SmartyTemplateCompiler $compiler, $fullResourceName,
                                          $_caching, $hashResourceName, $t_hash, $c_id)
    {
        $compiler->smarty->allow_ambiguous_resources = true;
        /* @var Smarty_Internal_Template $tpl */
        $tpl =
            new $compiler->smarty->template_class (trim($fullResourceName, '"\''), $compiler->smarty, $compiler->template,
                                                   $compiler->template->cache_id, $c_id, $_caching);
        if (!($tpl->source->handler->uncompiled) && $tpl->source->exists) {
            $compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash]['uid'] = $tpl->source->uid;
            if (isset($compiler->template->_inheritance)) {
                $tpl->_inheritance = clone $compiler->template->_inheritance;
            }
            $tpl->compiled = new Smarty_Template_Compiled();
            $tpl->compiled->nocache_hash = $compiler->parent_compiler->template->compiled->nocache_hash;
            $tpl->loadCompiler();
            // save unique function name
            $compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash]['func'] =
            $tpl->compiled->unifunc = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
            // make sure whole chain gets compiled
            $tpl->mustCompile = true;
            $compiler->parent_compiler->mergedSubTemplatesData[$hashResourceName][$t_hash]['nocache_hash'] =
                $tpl->compiled->nocache_hash;
            // get compiled code
            $compiled_code = "<?php\n\n";
            $compiled_code .= "/* Start inline template \"{$tpl->source->type}:{$tpl->source->name}\" =============================*/\n";
            $compiled_code .= "function {$tpl->compiled->unifunc} (\$_smarty_tpl) {\n";
            $compiled_code .= "?>\n" . $tpl->compiler->compileTemplateSource($tpl, null, $compiler->parent_compiler);
            $compiled_code .= "<?php\n";
            $compiled_code .= "}\n?>\n";
            $compiled_code .= $tpl->compiler->postFilter($tpl->compiler->blockOrFunctionCode);
            $compiled_code .= "<?php\n\n";
            $compiled_code .= "/* End inline template \"{$tpl->source->type}:{$tpl->source->name}\" =============================*/\n";
            $compiled_code .= "?>";
            unset($tpl->compiler);
            if ($tpl->compiled->has_nocache_code) {
                // replace nocache_hash
                $compiled_code =
                    str_replace("{$tpl->compiled->nocache_hash}", $compiler->template->compiled->nocache_hash,
                                $compiled_code);
                $compiler->template->compiled->has_nocache_code = true;
            }
            $compiler->parent_compiler->mergedSubTemplatesCode[$tpl->compiled->unifunc] = $compiled_code;
            return true;
        } else {
            return false;
        }
    }
}