|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
class TimberLoader { |
|
4
|
|
|
|
|
5
|
|
|
const CACHEGROUP = 'timberloader'; |
|
6
|
|
|
|
|
7
|
|
|
const TRANS_KEY_LEN = 50; |
|
8
|
|
|
|
|
9
|
|
|
const CACHE_NONE = 'none'; |
|
10
|
|
|
const CACHE_OBJECT = 'cache'; |
|
11
|
|
|
const CACHE_TRANSIENT = 'transient'; |
|
12
|
|
|
const CACHE_SITE_TRANSIENT = 'site-transient'; |
|
13
|
|
|
const CACHE_USE_DEFAULT = 'default'; |
|
14
|
|
|
|
|
15
|
|
|
public static $cache_modes = array( |
|
16
|
|
|
self::CACHE_NONE, |
|
17
|
|
|
self::CACHE_OBJECT, |
|
18
|
|
|
self::CACHE_TRANSIENT, |
|
19
|
|
|
self::CACHE_SITE_TRANSIENT |
|
20
|
|
|
); |
|
21
|
|
|
|
|
22
|
|
|
protected $cache_mode = self::CACHE_TRANSIENT; |
|
23
|
|
|
|
|
24
|
|
|
public $locations; |
|
25
|
|
|
|
|
26
|
|
|
/** |
|
27
|
|
|
* @param bool|string $caller the calling directory or false |
|
28
|
|
|
*/ |
|
29
|
|
|
function __construct($caller = false) { |
|
|
|
|
|
|
30
|
|
|
$this->locations = $this->get_locations($caller); |
|
31
|
|
|
$this->cache_mode = apply_filters('timber_cache_mode', $this->cache_mode); |
|
32
|
|
|
$this->cache_mode = apply_filters('timber/cache/mode', $this->cache_mode); |
|
33
|
|
|
} |
|
34
|
|
|
|
|
35
|
|
|
/** |
|
36
|
|
|
* @param string $file |
|
37
|
|
|
* @param array $data |
|
|
|
|
|
|
38
|
|
|
* @param bool $expires |
|
39
|
|
|
* @param string $cache_mode |
|
40
|
|
|
* @return bool|string |
|
41
|
|
|
*/ |
|
42
|
|
|
function render($file, $data = null, $expires = false, $cache_mode = self::CACHE_USE_DEFAULT) { |
|
|
|
|
|
|
43
|
|
|
// Different $expires if user is anonymous or logged in |
|
44
|
|
|
if (is_array($expires)) { |
|
45
|
|
|
if (is_user_logged_in() && isset($expires[1])) { |
|
46
|
|
|
$expires = $expires[1]; |
|
47
|
|
|
} else { |
|
48
|
|
|
$expires = $expires[0]; |
|
49
|
|
|
} |
|
50
|
|
|
} |
|
51
|
|
|
|
|
52
|
|
|
$key = null; |
|
53
|
|
|
$output = false; |
|
54
|
|
|
if (false !== $expires) { |
|
55
|
|
|
ksort($data); |
|
56
|
|
|
$key = md5($file . json_encode($data)); |
|
57
|
|
|
$output = $this->get_cache($key, self::CACHEGROUP, $cache_mode); |
|
58
|
|
|
} |
|
59
|
|
|
|
|
60
|
|
|
if (false === $output || null === $output) { |
|
61
|
|
|
$twig = $this->get_twig(); |
|
62
|
|
|
if (strlen($file)) { |
|
63
|
|
|
$loader = $this->get_loader(); |
|
64
|
|
|
$result = $loader->getCacheKey($file); |
|
65
|
|
|
do_action('timber_loader_render_file', $result); |
|
66
|
|
|
} |
|
67
|
|
|
$data = apply_filters('timber_loader_render_data', $data); |
|
68
|
|
|
$data = apply_filters('timber/loader/render_data', $data); |
|
69
|
|
|
$output = $twig->render($file, $data); |
|
70
|
|
|
} |
|
71
|
|
|
|
|
72
|
|
|
if (false !== $output && false !== $expires && null !== $key) { |
|
73
|
|
|
$this->set_cache($key, $output, self::CACHEGROUP, $expires, $cache_mode); |
|
74
|
|
|
} |
|
75
|
|
|
$output = apply_filters('timber_output', $output); |
|
76
|
|
|
return apply_filters('timber/output', $output); |
|
77
|
|
|
} |
|
78
|
|
|
|
|
79
|
|
|
/** |
|
80
|
|
|
* @param array $filenames |
|
81
|
|
|
* @return bool |
|
82
|
|
|
*/ |
|
83
|
|
|
public function choose_template($filenames) { |
|
84
|
|
|
if (is_array($filenames)) { |
|
85
|
|
|
/* its an array so we have to figure out which one the dev wants */ |
|
86
|
|
|
foreach ($filenames as $filename) { |
|
87
|
|
|
if (self::template_exists($filename)) { |
|
88
|
|
|
return $filename; |
|
89
|
|
|
} |
|
90
|
|
|
} |
|
91
|
|
|
return $filenames[0]; |
|
92
|
|
|
} |
|
93
|
|
|
return $filenames; |
|
94
|
|
|
} |
|
95
|
|
|
|
|
96
|
|
|
/** |
|
97
|
|
|
* @param string $file |
|
98
|
|
|
* @return bool |
|
99
|
|
|
*/ |
|
100
|
|
|
protected function template_exists($file) { |
|
101
|
|
|
foreach ($this->locations as $dir) { |
|
102
|
|
|
$look_for = trailingslashit($dir) . $file; |
|
103
|
|
|
if (file_exists($look_for)) { |
|
104
|
|
|
return true; |
|
105
|
|
|
} |
|
106
|
|
|
} |
|
107
|
|
|
return false; |
|
108
|
|
|
} |
|
109
|
|
|
|
|
110
|
|
|
/** |
|
111
|
|
|
* @return array |
|
112
|
|
|
*/ |
|
113
|
|
|
function get_locations_theme() { |
|
|
|
|
|
|
114
|
|
|
$theme_locs = array(); |
|
115
|
|
|
$child_loc = get_stylesheet_directory(); |
|
116
|
|
|
$parent_loc = get_template_directory(); |
|
117
|
|
|
if (DIRECTORY_SEPARATOR == '\\') { |
|
118
|
|
|
$child_loc = str_replace('/', '\\', $child_loc); |
|
119
|
|
|
$parent_loc = str_replace('/', '\\', $parent_loc); |
|
120
|
|
|
} |
|
121
|
|
|
$theme_locs[] = $child_loc; |
|
122
|
|
|
foreach ($this->get_locations_theme_dir() as $dirname) { |
|
123
|
|
|
$theme_locs[] = trailingslashit($child_loc) . trailingslashit($dirname); |
|
124
|
|
|
} |
|
125
|
|
|
if ($child_loc != $parent_loc) { |
|
126
|
|
|
$theme_locs[] = $parent_loc; |
|
127
|
|
|
foreach ($this->get_locations_theme_dir() as $dirname) { |
|
128
|
|
|
$theme_locs[] = trailingslashit($parent_loc) . trailingslashit($dirname); |
|
129
|
|
|
} |
|
130
|
|
|
} |
|
131
|
|
|
//now make sure theres a trailing slash on everything |
|
132
|
|
|
$theme_locs = array_map('trailingslashit', $theme_locs); |
|
133
|
|
|
return $theme_locs; |
|
134
|
|
|
} |
|
135
|
|
|
|
|
136
|
|
|
/** |
|
137
|
|
|
* returns an array of the directory inside themes that holds twig files |
|
138
|
|
|
* @return string[] the names of directores, ie: array('templats', 'views'); |
|
139
|
|
|
*/ |
|
140
|
|
|
private function get_locations_theme_dir() { |
|
141
|
|
|
if (is_string(Timber::$dirname)) { |
|
142
|
|
|
return array(Timber::$dirname); |
|
143
|
|
|
} |
|
144
|
|
|
return Timber::$dirname; |
|
145
|
|
|
} |
|
146
|
|
|
|
|
147
|
|
|
/** |
|
148
|
|
|
* @return array |
|
149
|
|
|
*/ |
|
150
|
|
|
function get_locations_user() { |
|
|
|
|
|
|
151
|
|
|
$locs = array(); |
|
152
|
|
|
if (isset(Timber::$locations)) { |
|
153
|
|
|
if (is_string(Timber::$locations)) { |
|
154
|
|
|
Timber::$locations = array(Timber::$locations); |
|
155
|
|
|
} |
|
156
|
|
|
foreach (Timber::$locations as $tloc) { |
|
157
|
|
|
$tloc = realpath($tloc); |
|
158
|
|
|
if (is_dir($tloc)) { |
|
159
|
|
|
$locs[] = $tloc; |
|
160
|
|
|
} |
|
161
|
|
|
} |
|
162
|
|
|
} |
|
163
|
|
|
return $locs; |
|
164
|
|
|
} |
|
165
|
|
|
|
|
166
|
|
|
/** |
|
167
|
|
|
* @param bool|string $caller the calling directory |
|
168
|
|
|
* @return array |
|
169
|
|
|
*/ |
|
170
|
|
|
function get_locations_caller($caller = false) { |
|
|
|
|
|
|
171
|
|
|
$locs = array(); |
|
172
|
|
|
if ($caller && is_string($caller)) { |
|
173
|
|
|
$caller = trailingslashit($caller); |
|
174
|
|
|
if (is_dir($caller)) { |
|
175
|
|
|
$locs[] = $caller; |
|
176
|
|
|
} |
|
177
|
|
|
foreach ($this->get_locations_theme_dir() as $dirname) { |
|
178
|
|
|
$caller_sub = $caller . trailingslashit($dirname); |
|
179
|
|
|
if (is_dir($caller_sub)) { |
|
180
|
|
|
$locs[] = $caller_sub; |
|
181
|
|
|
} |
|
182
|
|
|
} |
|
183
|
|
|
} |
|
184
|
|
|
return $locs; |
|
185
|
|
|
} |
|
186
|
|
|
|
|
187
|
|
|
/** |
|
188
|
|
|
* @param bool|string $caller the calling directory (or false) |
|
189
|
|
|
* @return array |
|
190
|
|
|
*/ |
|
191
|
|
|
function get_locations($caller = false) { |
|
|
|
|
|
|
192
|
|
|
//prioirty: user locations, caller (but not theme), child theme, parent theme, caller |
|
193
|
|
|
$locs = array(); |
|
194
|
|
|
$locs = array_merge($locs, $this->get_locations_user()); |
|
195
|
|
|
$locs = array_merge($locs, $this->get_locations_caller($caller)); |
|
196
|
|
|
//remove themes from caller |
|
197
|
|
|
$locs = array_diff($locs, $this->get_locations_theme()); |
|
198
|
|
|
$locs = array_merge($locs, $this->get_locations_theme()); |
|
199
|
|
|
$locs = array_merge($locs, $this->get_locations_caller($caller)); |
|
200
|
|
|
$locs = array_unique($locs); |
|
201
|
|
|
$locs = apply_filters('timber_locations', $locs); |
|
202
|
|
|
$locs = apply_filters('timber/locations', $locs); |
|
203
|
|
|
return $locs; |
|
204
|
|
|
} |
|
205
|
|
|
|
|
206
|
|
|
/** |
|
207
|
|
|
* @return Twig_Loader_Filesystem |
|
208
|
|
|
*/ |
|
209
|
|
|
function get_loader() { |
|
|
|
|
|
|
210
|
|
|
$paths = array(); |
|
211
|
|
|
foreach ($this->locations as $loc) { |
|
212
|
|
|
$loc = realpath($loc); |
|
213
|
|
|
if (is_dir($loc)) { |
|
214
|
|
|
$loc = realpath($loc); |
|
215
|
|
|
$paths[] = $loc; |
|
216
|
|
|
} else { |
|
|
|
|
|
|
217
|
|
|
//error_log($loc.' is not a directory'); |
|
|
|
|
|
|
218
|
|
|
} |
|
219
|
|
|
} |
|
220
|
|
|
if (!ini_get('open_basedir')) { |
|
221
|
|
|
$paths[] = '/'; |
|
222
|
|
|
} else { |
|
223
|
|
|
$paths[] = ABSPATH; |
|
224
|
|
|
} |
|
225
|
|
|
$paths = apply_filters('timber/loader/paths', $paths); |
|
226
|
|
|
$loader = new Twig_Loader_Filesystem($paths); |
|
227
|
|
|
return $loader; |
|
228
|
|
|
} |
|
229
|
|
|
|
|
230
|
|
|
/** |
|
231
|
|
|
* @return Twig_Environment |
|
232
|
|
|
*/ |
|
233
|
|
|
function get_twig() { |
|
|
|
|
|
|
234
|
|
|
$loader = $this->get_loader(); |
|
235
|
|
|
$params = array('debug' => WP_DEBUG, 'autoescape' => false); |
|
236
|
|
|
if (isset(Timber::$autoescape)) { |
|
237
|
|
|
$params['autoescape'] = Timber::$autoescape; |
|
238
|
|
|
} |
|
239
|
|
|
if (Timber::$cache === true) { |
|
240
|
|
|
Timber::$twig_cache = true; |
|
241
|
|
|
} |
|
242
|
|
|
if (Timber::$twig_cache) { |
|
243
|
|
|
$twig_cache_loc = apply_filters( 'timber/cache/location', TIMBER_LOC . '/cache/twig' ); |
|
244
|
|
|
if (!file_exists($twig_cache_loc)) { |
|
245
|
|
|
mkdir($twig_cache_loc, 0777, true); |
|
246
|
|
|
} |
|
247
|
|
|
$params['cache'] = $twig_cache_loc; |
|
248
|
|
|
} |
|
249
|
|
|
$twig = new Twig_Environment($loader, $params); |
|
250
|
|
|
if ( WP_DEBUG ) { |
|
251
|
|
|
$twig->addExtension(new Twig_Extension_Debug()); |
|
252
|
|
|
} |
|
253
|
|
|
$twig->addExtension($this->_get_cache_extension()); |
|
254
|
|
|
|
|
255
|
|
|
$twig = apply_filters('twig_apply_filters', $twig); |
|
256
|
|
|
$twig = apply_filters('timber/twig/filters', $twig); |
|
257
|
|
|
$twig = apply_filters('timber/loader/twig', $twig); |
|
258
|
|
|
return $twig; |
|
259
|
|
|
} |
|
260
|
|
|
|
|
261
|
|
|
public function clear_cache_timber($cache_mode = self::CACHE_USE_DEFAULT){ |
|
262
|
|
|
//_transient_timberloader |
|
263
|
|
|
$object_cache = false; |
|
264
|
|
|
if (isset($GLOBALS['wp_object_cache']) && is_object($GLOBALS['wp_object_cache'])) { |
|
265
|
|
|
$object_cache = true; |
|
266
|
|
|
} |
|
267
|
|
|
$cache_mode = $this->_get_cache_mode($cache_mode); |
|
268
|
|
|
if (self::CACHE_TRANSIENT === $cache_mode) { |
|
269
|
|
|
global $wpdb; |
|
270
|
|
|
$query = $wpdb->prepare("DELETE FROM $wpdb->options WHERE option_name LIKE '%s'", '_transient_timberloader_%'); |
|
271
|
|
|
$wpdb->query( $query ); |
|
272
|
|
|
return true; |
|
273
|
|
|
} else if (self::CACHE_SITE_TRANSIENT === $cache_mode) { |
|
274
|
|
|
global $wpdb; |
|
275
|
|
|
$query = $wpdb->prepare("DELETE FROM $wpdb->options WHERE option_name LIKE '%s'", '_transient_timberloader_%'); |
|
276
|
|
|
$wpdb->query( $query ); |
|
277
|
|
|
return true; |
|
278
|
|
|
} else if (self::CACHE_OBJECT === $cache_mode && $object_cache) { |
|
279
|
|
|
global $wp_object_cache; |
|
280
|
|
|
if (isset($wp_object_cache->cache[self::CACHEGROUP])){ |
|
281
|
|
|
unset($wp_object_cache->cache[self::CACHEGROUP]); |
|
282
|
|
|
return true; |
|
283
|
|
|
} |
|
284
|
|
|
} |
|
285
|
|
|
return false; |
|
286
|
|
|
} |
|
287
|
|
|
|
|
288
|
|
|
public function clear_cache_twig() { |
|
289
|
|
|
$twig = $this->get_twig(); |
|
290
|
|
|
$twig->clearCacheFiles(); |
|
|
|
|
|
|
291
|
|
|
$cache = $twig->getCache(); |
|
292
|
|
|
if ($cache){ |
|
293
|
|
|
self::rrmdir($twig->getCache()); |
|
|
|
|
|
|
294
|
|
|
return true; |
|
295
|
|
|
} |
|
296
|
|
|
return false; |
|
297
|
|
|
} |
|
298
|
|
|
|
|
299
|
|
|
/** |
|
300
|
|
|
* @param string|false $dirPath |
|
301
|
|
|
*/ |
|
302
|
|
|
public static function rrmdir($dirPath) { |
|
303
|
|
|
if (! is_dir($dirPath)) { |
|
304
|
|
|
throw new InvalidArgumentException("$dirPath must be a directory"); |
|
305
|
|
|
} |
|
306
|
|
|
if (substr($dirPath, strlen($dirPath) - 1, 1) != '/') { |
|
307
|
|
|
$dirPath .= '/'; |
|
308
|
|
|
} |
|
309
|
|
|
$files = glob($dirPath . '*', GLOB_MARK); |
|
310
|
|
|
foreach ($files as $file) { |
|
311
|
|
|
if (is_dir($file)) { |
|
312
|
|
|
self::rrmdir($file); |
|
313
|
|
|
} else { |
|
314
|
|
|
unlink($file); |
|
315
|
|
|
} |
|
316
|
|
|
} |
|
317
|
|
|
rmdir($dirPath); |
|
318
|
|
|
} |
|
319
|
|
|
|
|
320
|
|
|
/** |
|
321
|
|
|
* @return \Asm89\Twig\CacheExtension\Extension |
|
322
|
|
|
*/ |
|
323
|
|
|
private function _get_cache_extension() { |
|
324
|
|
|
|
|
325
|
|
|
$key_generator = new \Timber\Cache\KeyGenerator(); |
|
326
|
|
|
$cache_provider = new \Timber\Cache\WPObjectCacheAdapter( $this ); |
|
327
|
|
|
$cache_strategy = new \Asm89\Twig\CacheExtension\CacheStrategy\GenerationalCacheStrategy( $cache_provider, $key_generator ); |
|
328
|
|
|
$cache_extension = new \Asm89\Twig\CacheExtension\Extension( $cache_strategy ); |
|
329
|
|
|
|
|
330
|
|
|
return $cache_extension; |
|
331
|
|
|
} |
|
332
|
|
|
|
|
333
|
|
|
/** |
|
334
|
|
|
* @param string $key |
|
335
|
|
|
* @param string $group |
|
336
|
|
|
* @param string $cache_mode |
|
337
|
|
|
* @return bool |
|
338
|
|
|
*/ |
|
339
|
|
|
public function get_cache($key, $group = self::CACHEGROUP, $cache_mode = self::CACHE_USE_DEFAULT) { |
|
340
|
|
|
$object_cache = false; |
|
341
|
|
|
|
|
342
|
|
|
if (isset($GLOBALS['wp_object_cache']) && is_object($GLOBALS['wp_object_cache'])) { |
|
343
|
|
|
$object_cache = true; |
|
344
|
|
|
} |
|
345
|
|
|
|
|
346
|
|
|
$cache_mode = $this->_get_cache_mode($cache_mode); |
|
347
|
|
|
|
|
348
|
|
|
$value = false; |
|
349
|
|
|
|
|
350
|
|
|
$trans_key = substr($group . '_' . $key, 0, self::TRANS_KEY_LEN); |
|
351
|
|
|
if (self::CACHE_TRANSIENT === $cache_mode) |
|
352
|
|
|
$value = get_transient($trans_key); |
|
353
|
|
|
|
|
354
|
|
|
elseif (self::CACHE_SITE_TRANSIENT === $cache_mode) |
|
355
|
|
|
$value = get_site_transient($trans_key); |
|
356
|
|
|
|
|
357
|
|
|
elseif (self::CACHE_OBJECT === $cache_mode && $object_cache) |
|
358
|
|
|
$value = wp_cache_get($key, $group); |
|
359
|
|
|
|
|
360
|
|
|
return $value; |
|
361
|
|
|
} |
|
362
|
|
|
|
|
363
|
|
|
/** |
|
364
|
|
|
* @param string $key |
|
365
|
|
|
* @param string|boolean $value |
|
366
|
|
|
* @param string $group |
|
367
|
|
|
* @param int $expires |
|
368
|
|
|
* @param string $cache_mode |
|
369
|
|
|
* @return string|boolean |
|
370
|
|
|
*/ |
|
371
|
|
|
public function set_cache($key, $value, $group = self::CACHEGROUP, $expires = 0, $cache_mode = self::CACHE_USE_DEFAULT) { |
|
372
|
|
|
$object_cache = false; |
|
373
|
|
|
|
|
374
|
|
|
if (isset($GLOBALS['wp_object_cache']) && is_object($GLOBALS['wp_object_cache'])) { |
|
375
|
|
|
$object_cache = true; |
|
376
|
|
|
} |
|
377
|
|
|
|
|
378
|
|
|
if ((int)$expires < 1) |
|
379
|
|
|
$expires = 0; |
|
380
|
|
|
|
|
381
|
|
|
$cache_mode = self::_get_cache_mode($cache_mode); |
|
382
|
|
|
$trans_key = substr($group . '_' . $key, 0, self::TRANS_KEY_LEN); |
|
383
|
|
|
|
|
384
|
|
|
if (self::CACHE_TRANSIENT === $cache_mode) |
|
385
|
|
|
set_transient($trans_key, $value, $expires); |
|
386
|
|
|
|
|
387
|
|
|
elseif (self::CACHE_SITE_TRANSIENT === $cache_mode) |
|
388
|
|
|
set_site_transient($trans_key, $value, $expires); |
|
389
|
|
|
|
|
390
|
|
|
elseif (self::CACHE_OBJECT === $cache_mode && $object_cache) |
|
391
|
|
|
wp_cache_set($key, $value, $group, $expires); |
|
392
|
|
|
|
|
393
|
|
|
return $value; |
|
394
|
|
|
} |
|
395
|
|
|
|
|
396
|
|
|
/** |
|
397
|
|
|
* @param string $cache_mode |
|
398
|
|
|
* @return string |
|
399
|
|
|
*/ |
|
400
|
|
|
private function _get_cache_mode($cache_mode) { |
|
401
|
|
|
if (empty($cache_mode) || self::CACHE_USE_DEFAULT === $cache_mode) { |
|
402
|
|
|
$cache_mode = $this->cache_mode; |
|
403
|
|
|
} |
|
404
|
|
|
|
|
405
|
|
|
// Fallback if self::$cache_mode did not get a valid value |
|
406
|
|
|
if (!in_array($cache_mode, self::$cache_modes)) { |
|
407
|
|
|
$cache_mode = self::CACHE_OBJECT; |
|
408
|
|
|
} |
|
409
|
|
|
|
|
410
|
|
|
return $cache_mode; |
|
411
|
|
|
} |
|
412
|
|
|
|
|
413
|
|
|
} |
|
414
|
|
|
|
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.