/** * @throws FilesystemWriteException * @throws FilesystemWriteException */ public function create() { $path = trim(w3_get_wp_sitepath(), "/"); if ($path) { $path .= '/'; } $file_data = "\n<?php\n if (W3TC_WP_LOADING)\n require_once '" . w3_get_document_root() . '/' . $path . "wp-load.php';\n"; $filename = W3TC_WP_LOADER; $data = $file_data; w3_require_once(W3TC_INC_DIR . '/functions/rule.php'); $current_data = @file_get_contents($filename); if (strstr(w3_clean_rules($current_data), w3_clean_rules($data)) !== false) { return; } w3_require_once(W3TC_INC_DIR . '/functions/activation.php'); w3_wp_write_to_file($filename, $data, '', $_SERVER['REQUEST_URI']); }
public function action_edge_mode_disable() { w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/activation.php'); $config_path = w3_get_wp_config_path(); $config_data = @file_get_contents($config_path); if ($config_data === false) { return; } $new_config_data = $this->wp_config_evaluation_mode_remove_from_content($config_data); if ($new_config_data != $config_data) { try { w3_wp_write_to_file($config_path, $new_config_data); } catch (FilesystemOperationException $ex) { throw new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), 'Edit file <strong>' . $config_path . '</strong> and remove next lines:', $config_path, $this->wp_config_evaluation_mode()); } } w3_admin_redirect(array('w3tc_note' => 'disabled_edge')); }
/** * Writes directives to WP .htaccess * * @param W3_Config $config * @param SelfTestExceptions $exs * @throws FilesystemOperationException with S/FTP form if it can't get the required filesystem credentials * @throws FileOperationException */ private function rules_core_add($config, $exs) { $path = w3_get_pgcache_rules_core_path(); if ($path === false) { return; } $original_data = @file_get_contents($path); if ($original_data === false) { $original_data = ''; } $data = $original_data; $new_data = w3_erase_rules($data, W3TC_MARKER_BEGIN_PGCACHE_LEGACY, W3TC_MARKER_END_PGCACHE_LEGACY); $has_legacy = strlen($new_data) < strlen($data); $data = $new_data; $new_data = w3_erase_rules($data, W3TC_MARKER_BEGIN_PGCACHE_WPSC, W3TC_MARKER_END_PGCACHE_WPSC); $has_wpsc = strlen($new_data) < strlen($data); $data = $new_data; $rules = $this->rules_core_generate($config); $rules_missing = strstr(w3_clean_rules($data), w3_clean_rules($rules)) === false; if (!$has_legacy && !$has_wpsc && !$rules_missing) { return; } // modification of file not required $replace_start = strpos($data, W3TC_MARKER_BEGIN_PGCACHE_CORE); $replace_end = strpos($data, W3TC_MARKER_END_PGCACHE_CORE); if ($replace_start !== false && $replace_end !== false && $replace_start < $replace_end) { $replace_length = $replace_end - $replace_start + strlen(W3TC_MARKER_END_PGCACHE_CORE) + 1; } else { $replace_start = false; $replace_length = 0; $search = array(W3TC_MARKER_BEGIN_BROWSERCACHE_NO404WP => 0, W3TC_MARKER_BEGIN_WORDPRESS => 0, W3TC_MARKER_END_MINIFY_CORE => strlen(W3TC_MARKER_END_MINIFY_CORE) + 1, W3TC_MARKER_END_BROWSERCACHE_CACHE => strlen(W3TC_MARKER_END_BROWSERCACHE_CACHE) + 1, W3TC_MARKER_END_PGCACHE_CACHE => strlen(W3TC_MARKER_END_PGCACHE_CACHE) + 1, W3TC_MARKER_END_MINIFY_CACHE => strlen(W3TC_MARKER_END_MINIFY_CACHE) + 1); foreach ($search as $string => $length) { $replace_start = strpos($data, $string); if ($replace_start !== false) { $replace_start += $length; break; } } } if ($replace_start !== false) { $data = w3_trim_rules(substr_replace($data, $rules, $replace_start, $replace_length)); } else { $data = w3_trim_rules($data . $rules); } try { w3_wp_write_to_file($path, $data); } catch (FilesystemOperationException $ex) { if ($has_legacy) { $exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and remove all lines between and including <strong> %s</strong> and <strong>%s</strong> markers.', 'w3-total-cache'), $path, W3TC_MARKER_BEGIN_PGCACHE_LEGACY, W3TC_MARKER_END_PGCACHE_LEGACY), $path)); } if ($has_wpsc) { $exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and remove all lines between and including <strong>%s</strong> and <strong>%s</strong> markers.', 'w3-total-cache'), $path, W3TC_MARKER_BEGIN_PGCACHE_WPSC, W3TC_MARKER_END_PGCACHE_WPSC), $path)); } if ($rules_missing) { if ($replace_start !== false) { $exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and replace all lines between and including <strong>%s</strong> and <strong>%s</strong> markers with:', 'w3-total-cache'), $path, W3TC_MARKER_BEGIN_PGCACHE_CORE, W3TC_MARKER_END_PGCACHE_CORE), $path, $rules)); } else { $exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and add the following rules above the WordPress directives:'), $path), $path, $rules)); } } } }
/** * Removes no404wp rules * * @throws FilesystemCredentialException with S/FTP form if it can't get the required filesystem credentials * @throws FileOperationException */ function remove_rules_no404wp() { $path = w3_get_browsercache_rules_no404wp_path(); if (file_exists($path)) { if (($data = @file_get_contents($path)) !== false) { $data = $this->erase_rules_no404wp($data); w3_require_once(W3TC_INC_DIR . '/functions/activation.php'); w3_wp_write_to_file($path, $data); } } }
/** * @param SelfTestExceptions $exs * @param string $path * @param string $start * @param string $end */ function w3_remove_rules($exs, $path, $start, $end) { if (!file_exists($path)) { return; } $data = @file_get_contents($path); if ($data === false) { return; } if (strstr($data, $start) === false) { return; } $data = w3_erase_rules($data, $start, $end); try { w3_wp_write_to_file($path, $data); } catch (FilesystemOperationException $ex) { $exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and remove all lines between and including <strong>%s</strong> and <strong>%s</strong> markers.', 'w3-total-cache'), $path, $start, $end), $path)); } }
/** * @throws TryException * @throws W3TCErrorException * @return bool */ public function try_create_wp_loader() { $file_data = $this->w3tc_loader_file_data(); $filename = $file_data['filename']; $data = $file_data['data']; w3_require_once(W3TC_INC_DIR . '/functions/rule.php'); if (($current_data = @file_get_contents($filename)) && strstr(w3_clean_rules($current_data), w3_clean_rules($data)) !== false) { return true; } $url = w3_is_network() ? network_admin_url('admin.php?page=w3tc_general') : admin_url('admin.php?page=w3tc_general'); try { w3_require_once(W3TC_INC_DIR . '/functions/activation.php'); $result = w3_wp_write_to_file($filename, $data, $url); } catch (Exception $ex) { if ($ex instanceof FilesystemCredentialException) { throw new TryException('Could not create file', array($filename), $ex->ftp_form()); } else { throw new W3TCErrorException(sprintf('<strong>W3 Total Cache Error:</strong>Could not create file <strong>%s</strong> with content: <pre>%s</pre><br />You need to do this manually.', $filename, esc_textarea($data))); } } return true; }
/** * Writes rules to file cache .htaccess * * @return boolean */ function write_rules_core() { $path = w3_get_new_relic_rules_core_path(); if (file_exists($path)) { $data = @file_get_contents($path); } else { $data = ''; } $replace_start = strpos($data, W3TC_MARKER_BEGIN_NEW_RELIC_CORE); $replace_end = strpos($data, W3TC_MARKER_END_NEW_RELIC_CORE); if ($replace_start !== false && $replace_end !== false && $replace_start < $replace_end) { $replace_length = $replace_end - $replace_start + strlen(W3TC_MARKER_END_MINIFY_CORE) + 1; } else { $replace_start = false; $replace_length = 0; $search = array(W3TC_MARKER_BEGIN_PGCACHE_CORE => 0, W3TC_MARKER_BEGIN_BROWSERCACHE_NO404WP => 0, W3TC_MARKER_BEGIN_WORDPRESS => 0, W3TC_MARKER_END_BROWSERCACHE_CACHE => strlen(W3TC_MARKER_END_BROWSERCACHE_CACHE) + 1, W3TC_MARKER_END_PGCACHE_CACHE => strlen(W3TC_MARKER_END_PGCACHE_CACHE) + 1, W3TC_MARKER_END_MINIFY_CACHE => strlen(W3TC_MARKER_END_MINIFY_CACHE) + 1); foreach ($search as $string => $length) { $replace_start = strpos($data, $string); if ($replace_start !== false) { $replace_start += $length; break; } } } $rules = $this->generate_rules_core(); if (!$rules) { return; } if ($replace_start !== false) { $data = w3_trim_rules(substr_replace($data, $rules, $replace_start, $replace_length)); } else { $data = w3_trim_rules($data . $rules); } w3_require_once(W3TC_INC_DIR . '/functions/activation.php'); w3_wp_write_to_file($path, $data); }
/** * Creates maintenance mode file * @param $time */ function w3_enable_maintenance_mode($time = null) { if (is_null($time)) { $time = 'time()'; } w3_wp_write_to_file(w3_get_site_root() . '/.maintenance', "<?php \$upgrading = {$time}; ?>"); }