/wp-content/plugins/w3-total-cache/lib/W3/Plugin/TotalCache.php
PHP | 5050 lines | 3283 code | 821 blank | 946 comment | 733 complexity | d8b0c6e9afec0c08f466a53d99353015 MD5 | raw file
Large files files are truncated, but you can click here to view the full file
1<?php 2 3/** 4 * W3 Total Cache plugin 5 */ 6require_once W3TC_LIB_W3_DIR . '/Plugin.php'; 7 8/** 9 * Class W3_Plugin_TotalCache 10 */ 11class W3_Plugin_TotalCache extends W3_Plugin 12{ 13 /** 14 * Current page 15 * @var string 16 */ 17 var $_page = 'w3tc_general'; 18 19 /** 20 * Notes 21 * @var array 22 */ 23 var $_notes = array(); 24 25 /** 26 * Errors 27 * @var array 28 */ 29 var $_errors = array(); 30 31 /** 32 * Show support reminder flag 33 * @var boolean 34 */ 35 var $_support_reminder = false; 36 37 /** 38 * Used in PHPMailer init function 39 * @var string 40 */ 41 var $_phpmailer_sender = ''; 42 43 /** 44 * Array of request types 45 * @var array 46 */ 47 var $_request_types = array( 48 'bug_report' => 'Submit a Bug Report', 49 'new_feature' => 'Suggest a New Feature', 50 'email_support' => '<15 Minute Email Support Response (M-F 9AM - 5PM EDT): $75 USD', 51 'phone_support' => '<15 Minute Phone Support Response (M-F 9AM - 5PM EDT): $150 USD', 52 'plugin_config' => 'Professional Plugin Configuration: Starting @ $100 USD', 53 'theme_config' => 'Theme Performance Optimization & Plugin Configuration: Starting @ $150 USD', 54 'linux_config' => 'Linux Server Optimization & Plugin Configuration: Starting @ $200 USD' 55 ); 56 57 /** 58 * Array of request groups 59 * @var array 60 */ 61 var $_request_groups = array( 62 'General Support' => array( 63 'bug_report', 64 'new_feature' 65 ), 66 'Professional Services (per site pricing)' => array( 67 'email_support', 68 'phone_support', 69 'plugin_config', 70 'theme_config', 71 'linux_config' 72 ) 73 ); 74 75 /** 76 * Request price list 77 * @var array 78 */ 79 var $_request_prices = array( 80 'email_support' => 75, 81 'phone_support' => 150, 82 'plugin_config' => 100, 83 'theme_config' => 150, 84 'linux_config' => 200 85 ); 86 87 /** 88 * Runs plugin 89 */ 90 function run() 91 { 92 register_activation_hook(W3TC_FILE, array( 93 &$this, 94 'activate' 95 )); 96 97 register_deactivation_hook(W3TC_FILE, array( 98 &$this, 99 'deactivate' 100 )); 101 102 add_action('admin_init', array( 103 &$this, 104 'admin_init' 105 )); 106 107 add_action('admin_menu', array( 108 &$this, 109 'admin_menu' 110 )); 111 112 add_filter('contextual_help_list', array( 113 &$this, 114 'contextual_help_list' 115 )); 116 117 add_filter('plugin_action_links_' . W3TC_FILE, array( 118 &$this, 119 'plugin_action_links' 120 )); 121 122 add_filter('favorite_actions', array( 123 &$this, 124 'favorite_actions' 125 )); 126 127 add_action('init', array( 128 &$this, 129 'init' 130 )); 131 132 add_action('in_plugin_update_message-' . W3TC_FILE, array( 133 &$this, 134 'in_plugin_update_message' 135 )); 136 137 if ($this->_config->get_boolean('widget.latest.enabled')) { 138 add_action('wp_dashboard_setup', array( 139 &$this, 140 'wp_dashboard_setup' 141 )); 142 } 143 144 if ($this->_config->get_boolean('pgcache.enabled') || $this->_config->get_boolean('minify.enabled')) { 145 add_filter('pre_update_option_active_plugins', array( 146 &$this, 147 'pre_update_option_active_plugins' 148 )); 149 } 150 151 if ($this->_config->get_boolean('cdn.enabled') && $this->_config->get_string('cdn.engine') != 'mirror') { 152 add_filter('media_row_actions', array( 153 &$this, 154 'media_row_actions' 155 ), null, 2); 156 } 157 158 if ($this->_config->get_boolean('pgcache.enabled')) { 159 add_filter('post_row_actions', array( 160 &$this, 161 'post_row_actions' 162 ), null, 2); 163 } 164 165 if (isset($_REQUEST['w3tc_theme']) && isset($_SERVER['HTTP_USER_AGENT']) && $_SERVER['HTTP_USER_AGENT'] == W3TC_POWERED_BY) { 166 add_filter('template', array( 167 &$this, 168 'template_preview' 169 )); 170 171 add_filter('stylesheet', array( 172 &$this, 173 'stylesheet_preview' 174 )); 175 } elseif ($this->_config->get_boolean('mobile.enabled')) { 176 add_filter('template', array( 177 &$this, 178 'template' 179 )); 180 181 add_filter('stylesheet', array( 182 &$this, 183 'stylesheet' 184 )); 185 } 186 187 if ($this->_config->get_string('common.support') == 'footer') { 188 add_action('wp_footer', array( 189 &$this, 190 'footer' 191 )); 192 } 193 194 ob_start(array( 195 &$this, 196 'ob_callback' 197 )); 198 199 /** 200 * Run DbCache plugin 201 */ 202 require_once W3TC_DIR . '/lib/W3/Plugin/DbCache.php'; 203 $w3_plugin_dbcache = & W3_Plugin_DbCache::instance(); 204 $w3_plugin_dbcache->run(); 205 206 /** 207 * Run ObjectCache plugin 208 */ 209 require_once W3TC_DIR . '/lib/W3/Plugin/ObjectCache.php'; 210 $w3_plugin_objectcache = & W3_Plugin_ObjectCache::instance(); 211 $w3_plugin_objectcache->run(); 212 213 /** 214 * Run PgCache plugin 215 */ 216 require_once W3TC_DIR . '/lib/W3/Plugin/PgCache.php'; 217 $w3_plugin_pgcache = & W3_Plugin_PgCache::instance(); 218 $w3_plugin_pgcache->run(); 219 220 /** 221 * Run CDN plugin 222 */ 223 require_once W3TC_DIR . '/lib/W3/Plugin/Cdn.php'; 224 $w3_plugin_cdn = & W3_Plugin_Cdn::instance(); 225 $w3_plugin_cdn->run(); 226 227 /** 228 * Run Minify plugin 229 */ 230 if (W3TC_PHP5) { 231 require_once W3TC_DIR . '/lib/W3/Plugin/Minify.php'; 232 $w3_plugin_minify = & W3_Plugin_Minify::instance(); 233 $w3_plugin_minify->run(); 234 } 235 236 /** 237 * Run BrowserCache plugin 238 */ 239 require_once W3TC_DIR . '/lib/W3/Plugin/BrowserCache.php'; 240 $w3_plugin_browsercache = & W3_Plugin_BrowserCache::instance(); 241 $w3_plugin_browsercache->run(); 242 } 243 244 /** 245 * Returns plugin instance 246 * 247 * @return W3_Plugin_TotalCache 248 */ 249 function &instance() 250 { 251 static $instances = array(); 252 253 if (!isset($instances[0])) { 254 $class = __CLASS__; 255 $instances[0] = & new $class(); 256 } 257 258 return $instances[0]; 259 } 260 261 /** 262 * Activate plugin action 263 */ 264 function activate() 265 { 266 $files = array( 267 W3TC_INSTALL_DIR . '/db.php', 268 W3TC_INSTALL_DIR . '/advanced-cache.php', 269 W3TC_INSTALL_DIR . '/object-cache.php' 270 ); 271 272 $nonexistent_files = array(); 273 274 foreach ($files as $file) { 275 if (!file_exists($file)) { 276 $nonexistent_files[] = $file; 277 } 278 } 279 280 if (count($nonexistent_files)) { 281 $error = sprintf('Unfortunately core file(s): (<strong>%s</strong>) are missing, so activation will fail. Please re-start the installation process from the beginning.', implode(', ', $nonexistent_files)); 282 283 w3_activate_error($error); 284 } 285 286 if (!@is_dir(W3TC_CONTENT_DIR)) { 287 if (@mkdir(W3TC_CONTENT_DIR, 0755)) { 288 @chmod(W3TC_CONTENT_DIR, 0755); 289 } else { 290 w3_writable_error(W3TC_CONTENT_DIR); 291 } 292 } 293 294 if (!@is_dir(W3TC_CACHE_FILE_DBCACHE_DIR)) { 295 if (@mkdir(W3TC_CACHE_FILE_DBCACHE_DIR, 0755)) { 296 @chmod(W3TC_CACHE_FILE_DBCACHE_DIR, 0755); 297 } else { 298 w3_writable_error(W3TC_CACHE_FILE_DBCACHE_DIR); 299 } 300 } 301 302 if (!@is_dir(W3TC_CACHE_FILE_OBJECTCACHE_DIR)) { 303 if (@mkdir(W3TC_CACHE_FILE_OBJECTCACHE_DIR, 0755)) { 304 @chmod(W3TC_CACHE_FILE_OBJECTCACHE_DIR, 0755); 305 } else { 306 w3_writable_error(W3TC_CACHE_FILE_OBJECTCACHE_DIR); 307 } 308 } 309 310 if (!@is_dir(W3TC_CACHE_FILE_PGCACHE_DIR)) { 311 if (@mkdir(W3TC_CACHE_FILE_PGCACHE_DIR, 0755)) { 312 @chmod(W3TC_CACHE_FILE_PGCACHE_DIR, 0755); 313 } else { 314 w3_writable_error(W3TC_CACHE_FILE_PGCACHE_DIR); 315 } 316 } 317 318 if (!@is_dir(W3TC_CACHE_FILE_MINIFY_DIR)) { 319 if (@mkdir(W3TC_CACHE_FILE_MINIFY_DIR, 0755)) { 320 @chmod(W3TC_CACHE_FILE_MINIFY_DIR, 0755); 321 } else { 322 w3_writable_error(W3TC_CACHE_FILE_MINIFY_DIR); 323 } 324 } 325 326 if (!@is_dir(W3TC_LOG_DIR)) { 327 if (@mkdir(W3TC_LOG_DIR, 0755)) { 328 @chmod(W3TC_LOG_DIR, 0755); 329 } else { 330 w3_writable_error(W3TC_LOG_DIR); 331 } 332 } 333 334 if (!@is_dir(W3TC_TMP_DIR)) { 335 if (@mkdir(W3TC_TMP_DIR, 0755)) { 336 @chmod(W3TC_TMP_DIR, 0755); 337 } else { 338 w3_writable_error(W3TC_TMP_DIR); 339 } 340 } 341 342 if (w3_is_multisite() && file_exists(W3TC_CONFIG_MASTER_PATH)) { 343 /** 344 * For multisite load master config 345 */ 346 $this->_config->load_master(); 347 348 if (!$this->_config->save(false)) { 349 w3_writable_error(W3TC_CONFIG_PATH); 350 } 351 } elseif (!file_exists(W3TC_CONFIG_PATH)) { 352 /** 353 * Set default settings 354 */ 355 $this->_config->set_defaults(); 356 357 /** 358 * If config doesn't exist enable preview mode 359 */ 360 if (!$this->_config->save(true)) { 361 w3_writable_error(W3TC_CONFIG_PREVIEW_PATH); 362 } 363 } 364 365 /** 366 * Save blognames into file 367 */ 368 if (w3_is_multisite() && !w3_is_vhost()) { 369 if (!w3_save_blognames()) { 370 w3_writable_error(W3TC_BLOGNAMES_PATH); 371 } 372 } 373 374 delete_option('w3tc_request_data'); 375 add_option('w3tc_request_data', '', null, 'no'); 376 377 $this->link_update(); 378 } 379 380 /** 381 * Deactivate plugin action 382 */ 383 function deactivate() 384 { 385 $this->link_delete(); 386 387 delete_option('w3tc_request_data'); 388 389 // keep for other blogs 390 if (!$this->locked()) { 391 @unlink(W3TC_BLOGNAMES_PATH); 392 } 393 394 @unlink(W3TC_CONFIG_PREVIEW_PATH); 395 396 w3_rmdir(W3TC_TMP_DIR); 397 w3_rmdir(W3TC_LOG_DIR); 398 w3_rmdir(W3TC_CACHE_FILE_MINIFY_DIR); 399 w3_rmdir(W3TC_CACHE_FILE_PGCACHE_DIR); 400 w3_rmdir(W3TC_CACHE_FILE_DBCACHE_DIR); 401 w3_rmdir(W3TC_CACHE_FILE_OBJECTCACHE_DIR); 402 w3_rmdir(W3TC_CONTENT_DIR); 403 } 404 405 /** 406 * Init action 407 */ 408 function init() 409 { 410 $this->check_request(); 411 } 412 413 /** 414 * Load action 415 */ 416 function load() 417 { 418 require_once W3TC_LIB_W3_DIR . '/Request.php'; 419 420 $this->_page = W3_Request::get_string('page'); 421 422 switch (true) { 423 case ($this->_page == 'w3tc_general'): 424 case ($this->_page == 'w3tc_pgcache'): 425 case ($this->_page == 'w3tc_minify' && W3TC_PHP5): 426 case ($this->_page == 'w3tc_dbcache'): 427 case ($this->_page == 'w3tc_objectcache'): 428 case ($this->_page == 'w3tc_browsercache'): 429 case ($this->_page == 'w3tc_mobile'): 430 case ($this->_page == 'w3tc_cdn'): 431 case ($this->_page == 'w3tc_install'): 432 case ($this->_page == 'w3tc_faq'): 433 case ($this->_page == 'w3tc_about'): 434 case ($this->_page == 'w3tc_support'): 435 break; 436 437 default: 438 $this->_page = 'w3tc_general'; 439 } 440 441 /** 442 * Flush all caches 443 */ 444 if (isset($_REQUEST['flush_all'])) { 445 $this->flush_all(); 446 447 $this->redirect(array( 448 'w3tc_note' => 'flush_all' 449 ), true); 450 } 451 452 /** 453 * Flush memcached cache 454 */ 455 if (isset($_REQUEST['flush_memcached'])) { 456 $this->flush_memcached(); 457 458 $this->redirect(array( 459 'w3tc_note' => 'flush_memcached' 460 ), true); 461 } 462 463 /** 464 * Flush APC cache 465 */ 466 if (isset($_REQUEST['flush_opcode'])) { 467 $this->flush_opcode(); 468 469 $this->redirect(array( 470 'w3tc_note' => 'flush_opcode' 471 ), true); 472 } 473 474 /** 475 * Flush disk cache 476 */ 477 if (isset($_REQUEST['flush_file'])) { 478 $this->flush_file(); 479 480 $this->redirect(array( 481 'w3tc_note' => 'flush_file' 482 ), true); 483 } 484 485 /** 486 * Flush page cache 487 */ 488 if (isset($_REQUEST['flush_pgcache'])) { 489 $this->flush_pgcache(); 490 491 $this->_config->set('notes.need_empty_pgcache', false); 492 $this->_config->set('notes.plugins_updated', false); 493 494 if (!$this->_config->save()) { 495 $this->redirect(array( 496 'w3tc_error' => 'config_save' 497 ), true); 498 } 499 500 $this->redirect(array( 501 'w3tc_note' => 'flush_pgcache' 502 ), true); 503 } 504 505 /** 506 * Flush db cache 507 */ 508 if (isset($_REQUEST['flush_dbcache'])) { 509 $this->flush_dbcache(); 510 511 $this->redirect(array( 512 'w3tc_note' => 'flush_dbcache' 513 ), true); 514 } 515 516 /** 517 * Flush object cache 518 */ 519 if (isset($_REQUEST['flush_objectcache'])) { 520 $this->flush_objectcache(); 521 522 $this->redirect(array( 523 'w3tc_note' => 'flush_objectcache' 524 ), true); 525 } 526 527 /** 528 * Flush minify cache 529 */ 530 if (isset($_REQUEST['flush_minify'])) { 531 $this->flush_minify(); 532 533 $this->_config->set('notes.need_empty_minify', false); 534 535 if (!$this->_config->save()) { 536 $this->redirect(array( 537 'w3tc_error' => 'config_save' 538 ), true); 539 } 540 541 $this->redirect(array( 542 'w3tc_note' => 'flush_minify' 543 ), true); 544 } 545 546 /** 547 * Hide notes 548 */ 549 if (isset($_REQUEST['hide_note'])) { 550 $setting = sprintf('notes.%s', W3_Request::get_string('hide_note')); 551 552 $this->_config->set($setting, false); 553 554 if (!$this->_config->save()) { 555 $this->redirect(array( 556 'w3tc_error' => 'config_save' 557 ), true); 558 } 559 560 $this->redirect(array(), true); 561 } 562 563 /** 564 * Save config 565 */ 566 if (isset($_REQUEST['save_config'])) { 567 if ($this->_config->save()) { 568 $this->redirect(array( 569 'w3tc_note' => 'config_save' 570 ), true); 571 } else { 572 $this->redirect(array( 573 'w3tc_error' => 'config_save' 574 ), true); 575 } 576 } 577 578 /** 579 * Write page cache rules 580 */ 581 if (isset($_REQUEST['pgcache_write_rules_core'])) { 582 require_once W3TC_LIB_W3_DIR . '/Plugin/PgCache.php'; 583 $w3_plugin_pgcache = & W3_Plugin_PgCache::instance(); 584 585 if ($w3_plugin_pgcache->write_rules_core()) { 586 $this->redirect(array( 587 'w3tc_note' => 'pgcache_write_rules_core' 588 )); 589 } else { 590 $this->redirect(array( 591 'w3tc_error' => 'pgcache_write_rules_core' 592 )); 593 } 594 } 595 596 if (isset($_REQUEST['pgcache_write_rules_cache'])) { 597 require_once W3TC_LIB_W3_DIR . '/Plugin/PgCache.php'; 598 $w3_plugin_pgcache = & W3_Plugin_PgCache::instance(); 599 600 if ($w3_plugin_pgcache->write_rules_cache()) { 601 $this->redirect(array( 602 'w3tc_note' => 'pgcache_write_rules_cache' 603 )); 604 } else { 605 $this->redirect(array( 606 'w3tc_error' => 'pgcache_write_rules_cache' 607 )); 608 } 609 } 610 611 /** 612 * Write browser cache rules 613 */ 614 if (isset($_REQUEST['browsercache_write_rules_cache'])) { 615 require_once W3TC_LIB_W3_DIR . '/Plugin/BrowserCache.php'; 616 $w3_plugin_browsercache = & W3_Plugin_BrowserCache::instance(); 617 618 if ($w3_plugin_browsercache->write_rules_cache()) { 619 $this->redirect(array( 620 'w3tc_note' => 'browsercache_write_rules_cache' 621 )); 622 } else { 623 $this->redirect(array( 624 'w3tc_error' => 'browsercache_write_rules_cache' 625 )); 626 } 627 } 628 629 if (isset($_REQUEST['browsercache_write_rules_no404wp'])) { 630 require_once W3TC_LIB_W3_DIR . '/Plugin/BrowserCache.php'; 631 $w3_plugin_browsercache = & W3_Plugin_BrowserCache::instance(); 632 633 if ($w3_plugin_browsercache->write_rules_no404wp()) { 634 $this->redirect(array( 635 'w3tc_note' => 'browsercache_write_rules_no404wp' 636 )); 637 } else { 638 $this->redirect(array( 639 'w3tc_error' => 'browsercache_write_rules_no404wp' 640 )); 641 } 642 } 643 644 /** 645 * Write minify rules 646 */ 647 if (W3TC_PHP5 && isset($_REQUEST['minify_write_rules'])) { 648 require_once W3TC_LIB_W3_DIR . '/Plugin/Minify.php'; 649 $w3_plugin_minify = & W3_Plugin_Minify::instance(); 650 651 if ($w3_plugin_minify->write_rules()) { 652 $this->redirect(array( 653 'w3tc_note' => 'minify_write_rules' 654 )); 655 } else { 656 $this->redirect(array( 657 'w3tc_error' => 'minify_write_rules' 658 )); 659 } 660 } 661 662 /** 663 * Save support us options 664 */ 665 if (isset($_REQUEST['save_support_us'])) { 666 $support = W3_Request::get_string('support'); 667 668 $this->_config->set('common.support', $support); 669 670 if (!$this->_config->save()) { 671 $this->redirect(array( 672 'w3tc_error' => 'config_save' 673 )); 674 } 675 676 $this->link_update(); 677 678 $this->redirect(array( 679 'w3tc_note' => 'config_save' 680 )); 681 } 682 683 /** 684 * Import config action 685 */ 686 if (isset($_REQUEST['config_import'])) { 687 $this->config_import(); 688 } 689 690 /** 691 * Export config action 692 */ 693 if (isset($_REQUEST['config_export'])) { 694 $this->config_export(); 695 } 696 697 /** 698 * Reset config action 699 */ 700 if (isset($_REQUEST['config_reset'])) { 701 $this->config_reset(); 702 } 703 704 /** 705 * Support select action 706 */ 707 if (isset($_REQUEST['support_select'])) { 708 $this->support_select(); 709 } 710 711 /** 712 * Deploy preview settings 713 */ 714 if (isset($_REQUEST['preview_deploy'])) { 715 $this->preview_deploy(); 716 } 717 718 /** 719 * Run plugin action 720 */ 721 if (isset($_REQUEST['w3tc_action'])) { 722 $action = trim($_REQUEST['w3tc_action']); 723 724 if (method_exists($this, $action)) { 725 call_user_func(array( 726 &$this, 727 $action 728 )); 729 exit(); 730 } 731 } 732 733 /** 734 * Save options 735 */ 736 if (isset($_REQUEST['options_save'])) { 737 $this->options_save(); 738 } 739 740 /** 741 * Save preview mode 742 */ 743 if (isset($_REQUEST['preview_save'])) { 744 $this->preview_save(); 745 } 746 747 /** 748 * Support request 749 */ 750 if (isset($_REQUEST['support_request'])) { 751 $this->support_request(); 752 } 753 754 /** 755 * CDN Purge 756 */ 757 if (isset($_REQUEST['cdn_purge_attachment'])) { 758 $this->cdn_purge_attachment(); 759 } 760 761 /** 762 * PgCache purge 763 */ 764 if (isset($_REQUEST['pgcache_purge_post'])) { 765 $this->pgcache_purge_post(); 766 } 767 768 $this->_support_reminder = ($this->_config->get_boolean('notes.support_us') && $this->_config->get_integer('common.install') < (time() - W3TC_SUPPORT_US_TIMEOUT) && !$this->is_supported()); 769 } 770 771 /** 772 * Dashboard setup action 773 */ 774 function wp_dashboard_setup() 775 { 776 wp_add_dashboard_widget('w3tc_latest', 'The Latest from W3 EDGE', array( 777 &$this, 778 'widget_latest' 779 ), array( 780 &$this, 781 'widget_latest_control' 782 )); 783 } 784 785 /** 786 * Prints latest widget contents 787 */ 788 function widget_latest() 789 { 790 global $wp_version; 791 792 $items = array(); 793 $items_count = $this->_config->get_integer('widget.latest.items'); 794 795 if ($wp_version >= 2.8) { 796 include_once (ABSPATH . WPINC . '/feed.php'); 797 $feed = fetch_feed(W3TC_FEED_URL); 798 799 if (!is_wp_error($feed)) { 800 $feed_items = $feed->get_items(0, $items_count); 801 802 foreach ($feed_items as $feed_item) { 803 $items[] = array( 804 'link' => $feed_item->get_link(), 805 'title' => $feed_item->get_title(), 806 'description' => $feed_item->get_description() 807 ); 808 } 809 } 810 } else { 811 include_once (ABSPATH . WPINC . '/rss.php'); 812 $rss = fetch_rss(W3TC_FEED_URL); 813 814 if (is_object($rss)) { 815 $items = array_slice($rss->items, 0, $items_count); 816 } 817 } 818 819 include W3TC_DIR . '/inc/widget/latest.phtml'; 820 } 821 822 /** 823 * Latest widget control 824 */ 825 function widget_latest_control($widget_id, $form_inputs = array()) 826 { 827 if ($_SERVER['REQUEST_METHOD'] == 'POST') { 828 require_once W3TC_LIB_W3_DIR . '/Request.php'; 829 830 $this->_config->set('widget.latest.items', W3_Request::get_integer('w3tc_latest_items', 3)); 831 $this->_config->save(); 832 } else { 833 include W3TC_DIR . '/inc/widget/latest_control.phtml'; 834 } 835 } 836 837 /** 838 * Admin init 839 */ 840 function admin_init() 841 { 842 wp_register_style('w3tc-options', WP_PLUGIN_URL . '/w3-total-cache/inc/css/options.css'); 843 wp_register_style('w3tc-lightbox', WP_PLUGIN_URL . '/w3-total-cache/inc/css/lightbox.css'); 844 845 wp_register_script('w3tc-options', WP_PLUGIN_URL . '/w3-total-cache/inc/js/options.js'); 846 wp_register_script('w3tc-lightbox', WP_PLUGIN_URL . '/w3-total-cache/inc/js/lightbox.js'); 847 } 848 849 /** 850 * Admin menu 851 */ 852 function admin_menu() 853 { 854 $pages = array( 855 'w3tc_general' => array( 856 'General Settings', 857 'General Settings' 858 ), 859 'w3tc_pgcache' => array( 860 'Page Cache', 861 'Page Cache' 862 ), 863 'w3tc_minify' => array( 864 'Minify', 865 'Minify' 866 ), 867 'w3tc_dbcache' => array( 868 'Database Cache', 869 'Database Cache' 870 ), 871 'w3tc_objectcache' => array( 872 'Object Cache', 873 'Object Cache' 874 ), 875 'w3tc_browsercache' => array( 876 'Browser Cache', 877 'Browser Cache' 878 ), 879 'w3tc_mobile' => array( 880 'User Agent Groups', 881 'User Agent Groups' 882 ), 883 'w3tc_cdn' => array( 884 'Content Delivery Network', 885 '<acronym title="Content Delivery Network">CDN</acronym>' 886 ), 887 'w3tc_faq' => array( 888 'FAQ', 889 'FAQ' 890 ), 891 'w3tc_support' => array( 892 'Support', 893 '<span style="color: red;">Support</span>' 894 ), 895 'w3tc_install' => array( 896 'Install', 897 'Install' 898 ), 899 'w3tc_about' => array( 900 'About', 901 'About' 902 ) 903 ); 904 905 if (!W3TC_PHP5) { 906 unset($pages['minify']); 907 } 908 909 add_menu_page('Performance', 'Performance', 'manage_options', 'w3tc_general', '', plugins_url('w3-total-cache/inc/images/logo_small.png')); 910 911 $submenu_pages = array(); 912 913 foreach ($pages as $slug => $titles) { 914 $submenu_pages[] = add_submenu_page('w3tc_general', $titles[0] . ' | W3 Total Cache', $titles[1], 'manage_options', $slug, array( 915 &$this, 916 'options' 917 )); 918 } 919 920 if (current_user_can('manage_options')) { 921 922 /** 923 * Only admin can modify W3TC settings 924 */ 925 foreach ($submenu_pages as $submenu_page) { 926 add_action('load-' . $submenu_page, array( 927 &$this, 928 'load' 929 )); 930 931 add_action('admin_print_styles-' . $submenu_page, array( 932 &$this, 933 'admin_print_styles' 934 )); 935 936 add_action('admin_print_scripts-' . $submenu_page, array( 937 &$this, 938 'admin_print_scripts' 939 )); 940 } 941 942 /** 943 * Only admin can see W3TC notices and errors 944 */ 945 add_action('admin_notices', array( 946 &$this, 947 'admin_notices' 948 )); 949 } 950 } 951 952 /** 953 * Print styles 954 */ 955 function admin_print_styles() 956 { 957 wp_enqueue_style('w3tc-options'); 958 wp_enqueue_style('w3tc-lightbox'); 959 } 960 961 /** 962 * Print scripts 963 */ 964 function admin_print_scripts() 965 { 966 wp_enqueue_script('w3tc-options'); 967 wp_enqueue_script('w3tc-lightbox'); 968 969 switch ($this->_page) { 970 case 'w3tc_minify': 971 case 'w3tc_mobile': 972 case 'w3tc_cdn': 973 wp_enqueue_script('jquery-ui-sortable'); 974 break; 975 } 976 } 977 978 /** 979 * Contextual help list filter 980 * 981 * @param string $list 982 * @return string 983 */ 984 function contextual_help_list($list) 985 { 986 $faq = $this->parse_faq(); 987 988 if (isset($faq['Usage'])) { 989 $columns = array_chunk($faq['Usage'], ceil(count($faq['Usage']) / 3)); 990 991 ob_start(); 992 include W3TC_DIR . '/inc/options/common/help.phtml'; 993 $help = ob_get_contents(); 994 ob_end_clean(); 995 996 $hook = get_plugin_page_hookname($this->_page, 'w3tc_general'); 997 998 $list[$hook] = $help; 999 } 1000 1001 return $list; 1002 } 1003 1004 /** 1005 * Plugin action links filter 1006 * 1007 * @return array 1008 */ 1009 function plugin_action_links($links) 1010 { 1011 array_unshift($links, '<a class="edit" href="admin.php?page=w3tc_general">Settings</a>'); 1012 1013 return $links; 1014 } 1015 1016 /** 1017 * favorite_actions filter 1018 */ 1019 function favorite_actions($actions) 1020 { 1021 $actions['admin.php?page=w3tc_general&flush_all'] = array( 1022 'Empty Caches', 1023 'manage_options' 1024 ); 1025 1026 return $actions; 1027 } 1028 1029 /** 1030 * Check request and handle w3tc_request_data requests 1031 */ 1032 function check_request() 1033 { 1034 $pos = strpos($_SERVER['REQUEST_URI'], '/w3tc_request_data/'); 1035 1036 if ($pos !== false) { 1037 $hash = substr($_SERVER['REQUEST_URI'], $pos + 19, 32); 1038 1039 if (strlen($hash) == 32) { 1040 $request_data = (array) get_option('w3tc_request_data'); 1041 1042 if (isset($request_data[$hash])) { 1043 echo '<pre>'; 1044 foreach ($request_data[$hash] as $key => $value) { 1045 printf("%s: %s\n", $key, $value); 1046 } 1047 echo '</pre>'; 1048 1049 unset($request_data[$hash]); 1050 update_option('w3tc_request_data', $request_data); 1051 } else { 1052 echo 'Requested hash expired or invalid'; 1053 } 1054 1055 exit(); 1056 } 1057 } 1058 } 1059 1060 /** 1061 * Admin notices action 1062 */ 1063 function admin_notices() 1064 { 1065 $home_root = w3_get_home_root(); 1066 $document_root = w3_get_document_root(); 1067 $config_path = (w3_is_preview_config() ? W3TC_CONFIG_PREVIEW_PATH : W3TC_CONFIG_PATH); 1068 1069 $pgcache_rules_core_path = $home_root . '/.htaccess'; 1070 $pgcache_rules_cache_path = W3TC_CACHE_FILE_PGCACHE_DIR . '/.htaccess'; 1071 $browsercache_rules_cache_path = $document_root . '/.htaccess'; 1072 $browsercache_rules_no404wp_path = $home_root . '/.htaccess'; 1073 $minify_rules_path = W3TC_CACHE_FILE_MINIFY_DIR . '/.htaccess'; 1074 1075 $error_messages = array( 1076 'config_save' => sprintf('The settings could not be saved because the config file is not write-able. Please run <strong>chmod 777 %s</strong> to resolve this issue.', (file_exists($config_path) ? $config_path : dirname($config_path))), 1077 'fancy_permalinks_disabled_pgcache' => sprintf('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling the enhanced disk mode.', $this->button_link('enable', 'options-permalink.php')), 1078 'fancy_permalinks_disabled_browsercache' => sprintf('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling the \'Do not process 404 errors for static objects with WordPress\'.', $this->button_link('enable', 'options-permalink.php')), 1079 'pgcache_write_rules_core' => sprintf('Either your .htaccess file does not exist or cannot be modified (%s). Please run <strong>chmod 777 %s</strong> to resolve this issue.', $pgcache_rules_core_path, (file_exists($pgcache_rules_core_path) ? $pgcache_rules_core_path : dirname($pgcache_rules_core_path))), 1080 'pgcache_write_rules_cache' => sprintf('The page cache rules (%s) could not be modified. Please run <strong>chmod 777 %s</strong> to resolve this issue.', $pgcache_rules_cache_path, (file_exists($pgcache_rules_cache_path) ? $pgcache_rules_cache_path : dirname($pgcache_rules_cache_path))), 1081 'browsercache_write_rules_cache' => sprintf('The browser cache rules (%s) could not be modified. Please run <strong>chmod 777 %s</strong> to resolve this issue.', $browsercache_rules_cache_path, (file_exists($browsercache_rules_cache_path) ? $browsercache_rules_cache_path : dirname($browsercache_rules_cache_path))), 1082 'browsercache_write_rules_no404wp' => sprintf('The browser cache rules (%s) could not be modified. Please run <strong>chmod 777 %s</strong> to resolve this issue.', $browsercache_rules_no404wp_path, (file_exists($browsercache_rules_no404wp_path) ? $browsercache_rules_no404wp_path : dirname($browsercache_rules_no404wp_path))), 1083 'browsercache_write_rules_cdn' => sprintf('The browser cache rules for CDN could not be modified. Please check CDN settings.'), 1084 'minify_write_rules' => sprintf('The minify cache rules (%s) could not be modified. Please run <strong>chmod 777 %s</strong> to resolve this issue.', $minify_rules_path, (file_exists($minify_rules_path) ? $minify_rules_path : dirname($minify_rules_path))), 1085 'support_request_type' => 'Please select request type.', 1086 'support_request_url' => 'Please enter the address of your site in the site <acronym title="Uniform Resource Locator">URL</acronym> field.', 1087 'support_request_name' => 'Please enter your name in the Name field', 1088 'support_request_email' => 'Please enter valid email address in the E-Mail field.', 1089 'support_request_phone' => 'Please enter your phone in the phone field.', 1090 'support_request_subject' => 'Please enter subject in the subject field.', 1091 'support_request_description' => 'Please describe the issue in the issue description field.', 1092 'support_request_wp_login' => 'Please enter an administrator login. Remember you can create a temporary one just for this support case.', 1093 'support_request_wp_password' => 'Please enter WP Admin password, be sure it\'s spelled correctly.', 1094 'support_request_ftp_host' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> host for your site.', 1095 'support_request_ftp_login' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> login for your server. Remember you can create a temporary one just for this support case.', 1096 'support_request_ftp_password' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> password for your <acronym title="File Transfer Protocol">FTP</acronym> account.', 1097 'support_request' => 'Unable to send your support request.', 1098 'config_import_no_file' => 'Please select config file.', 1099 'config_import_upload' => 'Unable to upload config file.', 1100 'config_import_import' => sprintf('Configuration file could not be imported. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', (file_exists($config_path) ? $config_path : dirname($config_path))), 1101 'config_reset' => sprintf('Default settings could not be restored. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', (file_exists(W3TC_CONFIG_PREVIEW_PATH) ? W3TC_CONFIG_PREVIEW_PATH : W3TC_CONFIG_PREVIEW_PATH)), 1102 'preview_enable' => sprintf('Preview mode could not be enabled. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', (file_exists(W3TC_CONFIG_PREVIEW_PATH) ? W3TC_CONFIG_PREVIEW_PATH : dirname(W3TC_CONFIG_PREVIEW_PATH))), 1103 'preview_disable' => sprintf('Preview mode could not be disabled. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', (file_exists($config_path) ? $config_path : dirname($config_path))), 1104 'preview_deploy' => sprintf('Preview settings could not be deployed. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', (file_exists(W3TC_CONFIG_PATH) ? W3TC_CONFIG_PATH : dirname(W3TC_CONFIG_PATH))), 1105 'cdn_purge_attachment' => 'Unable to purge attachment.', 1106 'pgcache_purge_post' => 'Unable to purge post.' 1107 ); 1108 1109 $note_messages = array( 1110 'config_save' => 'Plugin configuration successfully updated.', 1111 'flush_all' => 'All caches successfully emptied.', 1112 'flush_memcached' => 'Memcached cache(s) successfully emptied.', 1113 'flush_opcode' => 'Opcode cache(s) successfully emptied.', 1114 'flush_file' => 'Disk cache successfully emptied.', 1115 'flush_pgcache' => 'Page cache successfully emptied.', 1116 'flush_dbcache' => 'Database cache successfully emptied.', 1117 'flush_objectcache' => 'Object cache successfully emptied.', 1118 'flush_minify' => 'Minify cache successfully emptied.', 1119 'pgcache_write_rules_core' => 'Page cache rewrite rules have been successfully written.', 1120 'pgcache_write_rules_cache' => 'Page cache rewrite rules have been successfully written.', 1121 'browsercache_write_rules_cache' => 'Browser cache directives have been successfully written.', 1122 'browsercache_write_rules_no404wp' => 'Browser cache directives have been successfully written.', 1123 'minify_write_rules' => 'Minify rewrite rules have been successfully written.', 1124 'support_request' => 'Your support request has been successfully sent.', 1125 'config_import' => 'Settings successfully imported.', 1126 'config_reset' => 'Settings successfully restored.', 1127 'preview_enable' => 'Preview mode was successfully enabled', 1128 'preview_disable' => 'Preview mode was successfully disabled', 1129 'preview_deploy' => 'Preview settings successfully deployed.', 1130 'cdn_purge_attachment' => 'Attachment successfully purged.', 1131 'pgcache_purge_post' => 'Post successfully purged.' 1132 ); 1133 1134 $errors = array(); 1135 $notes = array(); 1136 1137 require_once W3TC_LIB_W3_DIR . '/Request.php'; 1138 1139 $error = W3_Request::get_string('w3tc_error'); 1140 $note = W3_Request::get_string('w3tc_note'); 1141 1142 /** 1143 * Handle messages from reqeust 1144 */ 1145 if (isset($error_messages[$error])) { 1146 $errors[] = $error_messages[$error]; 1147 } 1148 1149 if (isset($note_messages[$note])) { 1150 $notes[] = $note_messages[$note]; 1151 } 1152 1153 /** 1154 * Check config file 1155 */ 1156 if (!w3_is_preview_config() && !file_exists(W3TC_CONFIG_PATH)) { 1157 $errors[] = sprintf('<strong>W3 Total Cache Error:</strong> Default settings are in use. The configuration file could not be read or doesn\'t exist. Please %s to create the file.', $this->button_link('save your settings', sprintf('admin.php?page=%s&save_config', $this->_page))); 1158 } 1159 1160 /** 1161 * CDN notifications 1162 */ 1163 if ($this->_config->get_boolean('cdn.enabled') && !in_array($this->_config->get_string('cdn.engine'), array( 1164 'mirror', 1165 'netdna' 1166 ))) { 1167 /** 1168 * Show notification after theme change 1169 */ 1170 if ($this->_config->get_boolean('notes.theme_changed')) { 1171 $notes[] = sprintf('Your active theme has changed, please %s now to ensure proper operation. %s', $this->button_popup('upload active theme files', 'cdn_export', 'cdn_export_type=theme'), $this->button_hide_note('Hide this message', 'theme_changed')); 1172 } 1173 1174 /** 1175 * Show notification after WP upgrade 1176 */ 1177 if ($this->_config->get_boolean('notes.wp_upgraded')) { 1178 $notes[] = sprintf('Have you upgraded WordPress? Please %s files now to ensure proper operation. %s', $this->button_popup('upload wp-includes', 'cdn_export', 'cdn_export_type=includes'), $this->button_hide_note('Hide this message', 'wp_upgraded')); 1179 } 1180 1181 /** 1182 * Show notification after CDN enable 1183 */ 1184 if ($this->_config->get_boolean('notes.cdn_upload')) { 1185 $cdn_upload_buttons = array(); 1186 1187 if ($this->_config->get_boolean('cdn.includes.enable')) { 1188 $cdn_upload_buttons[] = $this->button_popup('wp-includes', 'cdn_export', 'cdn_export_type=includes'); 1189 } 1190 1191 if ($this->_config->get_boolean('cdn.theme.enable')) { 1192 $cdn_upload_buttons[] = $this->button_popup('theme files', 'cdn_export', 'cdn_export_type=theme'); 1193 } 1194 1195 if ($this->_config->get_boolean('minify.enabled') && $this->_config->get_boolean('cdn.minify.enable')) { 1196 $cdn_upload_buttons[] = $this->button_popup('minify files', 'cdn_export', 'cdn_export_type=minify'); 1197 } 1198 1199 if ($this->_config->get_boolean('cdn.custom.enable')) { 1200 $cdn_upload_buttons[] = $this->button_popup('custom files', 'cdn_export', 'cdn_export_type=custom'); 1201 } 1202 1203 $notes[] = sprintf('Make sure to %s and upload your %s, files to the CDN to ensure proper operation. %s', $this->button_popup('export your media library', 'cdn_export_library'), implode(', ', $cdn_upload_buttons), $this->button_hide_note('Hide this message', 'cdn_upload')); 1204 } 1205 } 1206 1207 /** 1208 * Show notification after plugin activate/deactivate 1209 */ 1210 if ($this->_config->get_boolean('notes.plugins_updated')) { 1211 $texts = array(); 1212 1213 if ($this->_config->get_boolean('pgcache.enabled')) { 1214 $texts[] = $this->button_link('empty the page cache', sprintf('admin.php?page=%s&flush_pgcache', $this->_page)); 1215 } 1216 1217 if ($this->_config->get_boolean('minify.enabled')) { 1218 $texts[] = sprintf('check your %s to maintain the desired user experience', $this->button_hide_note('minify settings', 'plugins_updated', 'admin.php?page=w3tc_minify')); 1219 } 1220 1221 if (count($texts)) { 1222 $notes[] = sprintf('One or more plugins have been activated or deactivated, please %s. %s', implode(' and ', $texts), $this->button_hide_note('Hide this message', 'plugins_updated')); 1223 } 1224 } 1225 1226 /** 1227 * Show notification when page cache needs to be emptied 1228 */ 1229 if ($this->_config->get_boolean('pgcache.enabled') && $this->_config->get('notes.need_empty_pgcache') && !w3_is_preview_config()) { 1230 $notes[] = sprintf('The setting change(s) made either invalidate your cached data or modify the behavior of your site. %s now to provide a consistent user experience.', $this->button_link('Empty the page cache', sprintf('admin.php?page=%s&flush_pgcache', $this->_page))); 1231 } 1232 1233 /** 1234 * Minify notifications 1235 */ 1236 if ($this->_config->get_boolean('minify.enabled')) { 1237 /** 1238 * Minify error occured 1239 */ 1240 if ($this->_config->get('notes.minify_error')) { 1241 $errors[] = sprintf('Recently an error occurred while creating the CSS / JS minify cache: Some files were unavailable, please check your settings to ensure your site is working as intended. %s', $this->button_hide_note('Hide this message', 'minify_error')); 1242 } 1243 1244 /** 1245 * Show notification when minify needs to be emptied 1246 */ 1247 if ($this->_config->get('notes.need_empty_minify') && !w3_is_preview_config()) { 1248 $notes[] = sprintf('The setting change(s) made either invalidate your cached data or modify the behavior of your site. %s now to provide a consistent user experience.', $this->button_link('Empty the minify cache', sprintf('admin.php?page=%s&flush_minify', $this->_page))); 1249 } 1250 } 1251 1252 /** 1253 * Show messages 1254 */ 1255 foreach ($errors as $error) { 1256 echo sprintf('<div class="error"><p>%s</p></div>', $error); 1257 } 1258 1259 foreach ($notes as $note) { 1260 echo sprintf('<div class="updated fade"><p>%s</p></div>', $note); 1261 } 1262 } 1263 1264 /** 1265 * Active plugins pre update option filter 1266 */ 1267 function pre_update_option_active_plugins($new_value) 1268 { 1269 $old_value = (array) get_option('active_plugins'); 1270 1271 if ($new_value !== $old_value && in_array(W3TC_FILE, (array) $new_value) && in_array(W3TC_FILE, (array) $old_value)) { 1272 $this->_config->set('notes.plugins_updated', true); 1273 $this->_config->save(); 1274 } 1275 1276 return $new_value; 1277 } 1278 1279 /** 1280 * Show plugin changes 1281 */ 1282 function in_plugin_update_message() 1283 { 1284 $data = w3_http_get(W3TC_README_URL); 1285 1286 if ($data) { 1287 $matches = null; 1288 if (preg_match('~==\s*Changelog\s*==\s*=\s*[0-9.]+\s*=(.*)(=\s*[0-9.]+\s*=|$)~Uis', $data, $matches)) { 1289 $changelog = (array) preg_split('~[\r\n]+~', trim($matches[1])); 1290 1291 echo '<div style="color: #f00;">Take a minute to update, here\'s why:</div><div style="font-weight: normal;">'; 1292 $ul = false; 1293 1294 foreach ($changelog as $index => $line) { 1295 if (preg_match('~^\s*\*\s*~', $line)) { 1296 if (!$ul) { 1297 echo '<ul style="list-style: disc; margin-left: 20px;">'; 1298 $ul = true; 1299 } 1300 $line = preg_replace('~^\s*\*\s*~', '', htmlspecialchars($line)); 1301 echo '<li style="width: 50%; margin: 0; float: left; ' . ($index % 2 == 0 ? 'clear: left;' : '') . '">' . $line . '</li>'; 1302 } else { 1303 if ($ul) { 1304 echo '</ul><div style="clear: left;"></div>'; 1305 $ul = false; 1306 } 1307 echo '<p style="margin: 5px 0;">' . htmlspecialchars($line) . '</p>'; 1308 } 1309 } 1310 1311 if ($ul) { 1312 echo '</ul><div style="clear: left;"></div>'; 1313 } 1314 1315 echo '</div>'; 1316 } 1317 } 1318 } 1319 1320 /** 1321 * media_row_actions filter 1322 */ 1323 function media_row_actions($actions, $post) 1324 { 1325 $actions = array_merge($actions, array( 1326 'cdn_purge' => sprintf('<a href="admin.php?page=w3tc_general&cdn_purge_attachment&attachment_id=%d">Purge from CDN</a>', $post->ID) 1327 )); 1328 1329 return $actions; 1330 } 1331 1332 /** 1333 * post_row_actions filter 1334 */ 1335 function post_row_actions($actions, $post) 1336 { 1337 $actions = array_merge($actions, array( 1338 'pgcache_purge' => sprintf('<a href="admin.php?page=w3tc_general&pgcache_purge_post&post_id=%d">Purge from Page Cache</a>', $post->ID) 1339 )); 1340 1341 return $actions; 1342 } 1343 1344 /** 1345 * Template filter 1346 * 1347 * @param $template 1348 * @return string 1349 */ 1350 function template($template) 1351 { 1352 require_once W3TC_LIB_W3_DIR . '/Mobile.php'; 1353 $w3_mobile = & W3_Mobile::instance(); 1354 1355 $mobile_template = $w3_mobile->get_template(); 1356 1357 if ($mobile_template) { 1358 return $mobile_template; 1359 } 1360 1361 return $template; 1362 } 1363 1364 /** 1365 * Stylesheet filter 1366 * 1367 * @param $stylesheet 1368 * @return string 1369 */ 1370 function stylesheet($stylesheet) 1371 { 1372 require_once W3TC_LIB_W3_DIR . '/Mobile.php'; 1373 $w3_mobile = & W3_Mobile::instance(); 1374 1375 $mobile_stylesheet = $w3_mobile->get_stylesheet(); 1376 1377 if ($mobile_styleshee…
Large files files are truncated, but you can click here to view the full file