PHP w3_get_home_url函数代码示例

 /**
  * Flush varnish cache
  */
 function flush()
 {
     if (!is_network_admin()) {
         $this->_purge(w3_get_home_url() . '/.*');
     } else {
         global $wpdb;
         $protocall = w3_is_https() ? 'https://' : 'http://';
         // If WPMU Domain Mapping plugin is installed and active
         if (defined('SUNRISE_LOADED') && SUNRISE_LOADED && isset($wpdb->dmtable) && !empty($wpdb->dmtable)) {
             $blogs = $wpdb->get_results("SELECT {$wpdb->blogs}.domain, {$wpdb->blogs}.path, {$wpdb->dmtable}.domain AS mapped_domain\n                                    FROM {$wpdb->dmtable}\n                                    RIGHT JOIN {$wpdb->blogs} ON {$wpdb->dmtable}.blog_id = {$wpdb->blogs}.blog_id\n                                    WHERE site_id = {$wpdb->siteid}\n                                    AND spam = 0\n                                    AND deleted = 0\n                                    AND archived = '0'\n                                   ");
             foreach ($blogs as $blog) {
                 if (!isset($blog->mapped_domain)) {
                     $url = $protocall . $blog->domain . (strlen($blog->path) > 1 ? '/' . trim($blog->path, '/') : '') . '/.*';
                 } else {
                     $url = $protocall . $blog->mapped_domain . '/.*';
                 }
                 $this->_purge($url);
             }
         } else {
             if (!w3_is_subdomain_install()) {
                 $this->_purge(w3_get_home_url() . '/.*');
             } else {
                 $blogs = $wpdb->get_results("\n                                        SELECT domain, path\n                                        FROM {$wpdb->blogs}\n                                        WHERE site_id = '{$wpdb->siteid}'\n                                        AND spam = 0\n                                        AND deleted = 0\n                                        AND archived = '0'\n                                    ");
                 foreach ($blogs as $blog) {
                     $url = $protocall . $blog->domain . (strlen($blog->path) > 1 ? '/' . trim($blog->path, '/') : '') . '/.*';
                     $this->_purge($url);
                 }
             }
         }
     }
 }

 /**
  * Export config action
  *
  * @return void
  */
 function action_config_export()
 {
     $filename = substr(w3_get_home_url(), strpos(w3_get_home_url(), '//') + 2);
     @header(sprintf(__('Content-Disposition: attachment; filename=%s.php', 'w3-total-cache'), $filename));
     echo $this->_config->export();
     die;
 }

 /**
  * PageSpeed widget
  *
  * @return void
  */
 function widget_pagespeed()
 {
     w3_require_once(W3TC_LIB_W3_DIR . '/PageSpeed.php');
     w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
     $key = $this->_config->get_string('widget.pagespeed.key');
     $force = W3_Request::get_boolean('w3tc_widget_pagespeed_force');
     $results = null;
     if ($key) {
         $w3_pagespeed = new W3_PageSpeed();
         $results = $w3_pagespeed->analyze(w3_get_home_url(), $force);
     }
     include W3TC_INC_DIR . '/widget/pagespeed.php';
 }

 /**
  * CDN tab
  *
  * @return void
  */
 function view()
 {
     w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/ui.php');
     $cdn_enabled = $this->_config->get_boolean('cdn.enabled');
     $cdn_engine = $this->_config->get_string('cdn.engine');
     $cdn_mirror = w3_is_cdn_mirror($cdn_engine);
     $cdn_mirror_purge_all = w3_cdn_can_purge_all($cdn_engine);
     $cdn_common = w3_instance('W3_Plugin_CdnCommon');
     $cdn = $cdn_common->get_cdn();
     $cdn_supports_header = $cdn->headers_support() == W3TC_CDN_HEADER_MIRRORING;
     $cdn_supports_full_page_mirroring = $cdn->supports_full_page_mirroring();
     $minify_enabled = $this->_config->get_boolean('minify.enabled') && $this->_config->get_boolean('minify.rewrite') && (!$this->_config->get_boolean('minify.auto') || w3_is_cdn_mirror($this->_config->get_string('cdn.engine')));
     $cookie_domain = $this->get_cookie_domain();
     $set_cookie_domain = $this->is_cookie_domain_enabled();
     // Required for Update Media Query String button
     $browsercache_enabled = $this->_config->get_boolean('browsercache.enabled');
     $browsercache_update_media_qs = $this->_config->get_boolean('browsercache.cssjs.replace') || $this->_config->get_boolean('browsercache.other.replace');
     if (in_array($cdn_engine, array('netdna', 'maxcdn'))) {
         $pull_zones = array();
         $authorization_key = $this->_config->get_string("cdn.{$cdn_engine}.authorization_key");
         $zone_id = $this->_config->get_integer("cdn.{$cdn_engine}.zone_id");
         $alias = $consumerkey = $consumersecret = '';
         if ($authorization_key) {
             $keys = explode('+', $authorization_key);
             if (sizeof($keys) == 3) {
                 list($alias, $consumerkey, $consumersecret) = $keys;
             }
         }
         $authorized = $authorization_key != '' && $alias && $consumerkey && $consumersecret;
         $have_zone = $zone_id != 0;
         if ($authorized) {
             w3_require_once(W3TC_LIB_NETDNA_DIR . '/NetDNA.php');
             try {
                 $api = new NetDNA($alias, $consumerkey, $consumersecret);
                 $pull_zones = $api->get_zones_by_url(w3_get_home_url());
             } catch (Exception $ex) {
                 w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/ui.php');
                 w3_e_error_box('<p>There is an error with your CDN settings: ' . $ex->getMessage() . '</p>');
             }
         }
     }
     include W3TC_INC_DIR . '/options/cdn.php';
 }

/**
 * Returns path of pgcache cache rules file
 * Moved to separate file to not load rule.php for each disk enhanced request
 *
 * @return string
 */
function w3_get_pgcache_rules_cache_path()
{
    switch (true) {
        case w3_is_apache():
        case w3_is_litespeed():
            if (w3_is_network()) {
                $url = w3_get_home_url();
                $match = null;
                if (preg_match('~http(s)?://(.+?)(/)?$~', $url, $match)) {
                    $home_path = $match[2];
                    return W3TC_CACHE_PAGE_ENHANCED_DIR . '/' . $home_path . '/.htaccess';
                }
            }
            return W3TC_CACHE_PAGE_ENHANCED_DIR . '/.htaccess';
        case w3_is_nginx():
            return w3_get_nginx_rules_path();
    }
    return false;
}

 /**
  * Create NetDNA/MaxCDN pullzone
  */
 function action_cdn_create_netdna_maxcdn_pull_zone()
 {
     w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
     $type = W3_Request::get_string('type');
     $name = W3_Request::get_string('name');
     $label = W3_Request::get_string('label');
     w3_require_once(W3TC_LIB_NETDNA_DIR . '/NetDNA.php');
     $cdn_engine = $this->_config->get_string('cdn.engine');
     $authorization_key = $this->_config->get_string("cdn.{$cdn_engine}.authorization_key");
     $alias = $consumerkey = $consumersecret = '';
     if ($authorization_key) {
         $keys = explode('+', $authorization_key);
         if (sizeof($keys) == 3) {
             list($alias, $consumerkey, $consumersecret) = $keys;
         }
     }
     $api = new NetDNA($alias, $consumerkey, $consumersecret);
     $url = w3_get_home_url();
     $zone = array();
     $zone['name'] = $name;
     $zone['label'] = $label;
     $zone['url'] = $url;
     try {
         $response = $api->create_pull_zone($zone);
         try {
             $this->_config->set('cdn.enabled', true);
             if (!$this->_config->get_array("cdn.{$cdn_engine}.domain")) {
                 $this->_config->set("cdn.{$cdn_engine}.domain", array("{$name}.{$alias}.netdna-cdn.com"));
             }
             $this->_config->save();
         } catch (Exception $ex) {
         }
         echo json_encode(array('status' => 'success', 'message' => 'Pull Zone created.', 'temporary_url' => "{$name}.{$alias}.netdna-cdn.com", 'data' => $response));
     } catch (Exception $ex) {
         echo json_encode(array('status' => 'error', 'message' => $ex->getMessage()));
     }
 }

 /**
  * Purge CDN completely
  * @param $results
  * @return bool
  */
 function purge_all(&$results)
 {
     if (empty($this->_config['authorization_key'])) {
         $results = $this->_get_results(array(), W3TC_CDN_RESULT_HALT, __('Empty Authorization Key.', 'w3-total-cache'));
         return false;
     }
     if (empty($this->_config['alias']) || empty($this->_config['consumerkey']) || empty($this->_config['consumersecret'])) {
         $results = $this->_get_results(array(), W3TC_CDN_RESULT_HALT, __('Malformed Authorization Key.', 'w3-total-cache'));
         return false;
     }
     if (!class_exists('NetDNA')) {
         w3_require_once(W3TC_LIB_NETDNA_DIR . '/NetDNA.php');
     }
     $api = new NetDNA($this->_config['alias'], $this->_config['consumerkey'], $this->_config['consumersecret']);
     $results = array();
     $local_path = $remote_path = '';
     $domain_is_valid = 0;
     $found_domain = false;
     try {
         if ($this->_config['zone_id'] != 0) {
             $zone_id = $this->_config['zone_id'];
         } else {
             $zone_id = $api->get_zone_id(w3_get_home_url());
         }
         if ($zone_id == 0) {
             $zone_id = $api->get_zone_id(w3_get_domain_url());
         }
         if ($zone_id == 0) {
             $zone_id = $api->get_zone_id(str_replace('://', '://www.', w3_get_domain_url()));
         }
         if ($zone_id == 0 || is_null($zone_id)) {
             if (w3_get_domain_url() == w3_get_home_url()) {
                 $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('No zones match site: %s.', 'w3-total-cache'), trim(w3_get_home_url(), '/')));
             } else {
                 $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('No zones match site: %s or %s.', 'w3-total-cache'), trim(w3_get_home_url(), '/'), trim(w3_get_domain_url(), '/')));
             }
             return !$this->_is_error($results);
         }
         $pullzone = json_decode($api->get('/zones/pull.json/' . $zone_id));
         try {
             if (preg_match("(200|201)", $pullzone->code)) {
                 $custom_domains_full = json_decode($api->get('/zones/pull/' . $pullzone->data->pullzone->id . '/customdomains.json'));
                 $custom_domains = array();
                 foreach ($custom_domains_full->data->customdomains as $custom_domain_full) {
                     $custom_domains[] = $custom_domain_full->custom_domain;
                 }
                 $local_path = 'all';
                 $remote_path = 'all';
                 $domain_is_valid = 0;
                 $found_domain = false;
                 if ($pullzone->data->pullzone->name . '.' . $this->_config['alias'] . '.' . W3TC_CDN_NETDNA_URL === $this->get_domain($local_path) || in_array($this->get_domain($local_path), $custom_domains)) {
                     try {
                         $params = array('file' => '/' . $local_path);
                         $file_purge = json_decode($api->delete('/zones/pull.json/' . $pullzone->data->pullzone->id . '/cache'));
                         if (preg_match("(200|201)", $file_purge->code)) {
                             $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_OK, __('OK', 'w3-total-cache'));
                         } else {
                             if (preg_match("(401|500)", $file_purge->code)) {
                                 $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('Failed with error code %s. Please check your alias, consumer key, and private key.', 'w3-total-cache'), $file_purge->code));
                             } else {
                                 $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, __('Failed with error code ', 'w3-total-cache') . $file_purge->code);
                             }
                         }
                         $found_domain = true;
                     } catch (CurlException $e) {
                         $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_HALT, sprintf(__('Unable to purge (%s).', 'w3-total-cache'), $e->getMessage()));
                     }
                 } else {
                     $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('No registered CNAMEs match %s.', 'w3-total-cache'), $this->get_domain($local_path)));
                     return !$this->_is_error($results);
                 }
             } else {
                 if (preg_match("(401|500)", $pullzone->code)) {
                     $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('Failed with error code %s. Please check your alias, consumer key, and private key.', 'w3-total-cache'), $pullzone->code));
                 } else {
                     $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, __('Failed with error code ', 'w3-total-cache') . $pullzone->code);
                 }
             }
         } catch (CurlException $e) {
             $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_HALT, sprintf(__('Unable to purge (%s).', 'w3-total-cache'), $e->getMessage()));
         }
     } catch (CurlException $e) {
         $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_HALT, __('Failure to pull zone: ', 'w3-total-cache') . $e->getMessage());
     }
     if ($domain_is_valid > 0 && !$found_domain) {
         $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, __('No zones match custom domain.', 'w3-total-cache'));
     } elseif (!$found_domain) {
         $results[] = $this->_get_result($local_path, $remote_path, W3TC_CDN_RESULT_ERROR, sprintf(__('No zones match site: %s.', 'w3-total-cache'), trim(w3_get_home_url(), '/')));
     }
     return !$this->_is_error($results);
 }

?>
</label></th>
        <td><input type="text" id="name" name="name"/><div class="name_message w3tc-error inline"></div>
        <p><span class="description"><?php 
_e('Pull Zone Name. Length: 3-32 chars; only letters, digits, and dash (-) accepted', 'w3-total-cache');
?>
</span></p>
        </td>
    </tr>
    <tr>
        <th><label for="url"><?php 
_e('Origin <acronym title="Uniform Resource Indicator">URL</acronym>:', 'w3-total-cache');
?>
</label></th>
        <td><?php 
echo w3_get_home_url();
?>
        <p><span class="description"><?php 
_e('Your server\'s hostname or domain', 'w3-total-cache');
?>
</span></p>
        </td>
    </tr>
    <tr>
        <th><label for="label"><?php 
_e('Description:', 'w3-total-cache');
?>
</label></th>
        <td><textarea id="label" name="label" cols="40"></textarea><div class="label_message w3tc-error inline"></div>
        <p><span class="description"><?php 
_e('Something that describes your zone. Length: 1-255 chars', 'w3-total-cache');

/**
 * Returns home path
 *
 * Example:
 *
 * home=http://domain.com/site/
 * siteurl=http://domain.com/site/blog
 * return /site/
 *
 * With trailing slash!
 *
 * @return string
 */
function w3_get_home_path()
{
    $home_url = w3_get_home_url();
    $parse_url = @parse_url($home_url);
    if ($parse_url && isset($parse_url['path'])) {
        $home_path = '/' . ltrim($parse_url['path'], '/');
    } else {
        $home_path = '/';
    }
    if (substr($home_path, -1) != '/') {
        $home_path .= '/';
    }
    return $home_path;
}

//.........这里部分代码省略.........
     }
     /**
      * Attach other files
      */
     if (!empty($_FILES['files'])) {
         $files = (array) $_FILES['files'];
         for ($i = 0, $l = count($files); $i < $l; $i++) {
             if (isset($files['tmp_name'][$i]) && isset($files['name'][$i]) && isset($files['error'][$i]) && $files['error'][$i] == UPLOAD_ERR_OK) {
                 $path = W3TC_CACHE_TMP_DIR . '/' . $files['name'][$i];
                 if (@move_uploaded_file($files['tmp_name'][$i], $path)) {
                     $attachments[] = $path;
                 }
             }
         }
     }
     $data = array();
     if (!empty($wp_login) && !empty($wp_password)) {
         $data['WP Admin login'] = $wp_login;
         $data['WP Admin password'] = $wp_password;
     }
     if (!empty($ftp_host) && !empty($ftp_login) && !empty($ftp_password)) {
         $data['SSH / FTP host'] = $ftp_host;
         $data['SSH / FTP login'] = $ftp_login;
         $data['SSH / FTP password'] = $ftp_password;
     }
     /**
      * Store request data for future access
      */
     if (count($data)) {
         $hash = md5(microtime());
         $request_data = get_option('w3tc_request_data', array());
         $request_data[$hash] = $data;
         update_option('w3tc_request_data', $request_data);
         $request_data_url = sprintf('%s/w3tc_request_data/%s', w3_get_home_url(), $hash);
     } else {
         $request_data_url = '';
     }
     $nonce = wp_create_nonce('w3tc_support_request');
     if (is_network_admin()) {
         update_site_option('w3tc_support_request', $nonce);
     } else {
         update_option('w3tc_support_request', $nonce);
     }
     $file_access = WP_PLUGIN_URL . '/' . dirname(W3TC_FILE) . '/pub/files.php';
     if (w3_get_domain(w3_get_home_url()) != w3_get_domain(w3_get_site_url())) {
         $file_access = str_replace(w3_get_domain(w3_get_home_url()), w3_get_domain(w3_get_site_url()), $file_access);
     }
     $post['file_access'] = $file_access;
     $post['nonce'] = $nonce;
     $post['request_data_url'] = $request_data_url;
     $post['ip'] = $_SERVER['REMOTE_ADDR'];
     $post['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
     $post['version'] = W3TC_VERSION;
     $post['plugin'] = 'W3 Total Cache';
     $post['request_id'] = $request_id;
     $license_level = 'community';
     if (w3_is_pro($this->_config)) {
         $license_level = 'pro';
     } elseif (w3_is_enterprise($this->_config)) {
         $license_level = 'enterprise';
     }
     $post['license_level'] = $license_level;
     $unset = array('wp_login', 'wp_password', 'ftp_host', 'ftp_login', 'ftp_password');
     foreach ($unset as $key) {
         unset($post[$key]);
     }

 /**
  * Page Speed results action
  *
  * @return void
  */
 function action_test_pagespeed_results()
 {
     w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
     w3_require_once(W3TC_LIB_W3_DIR . '/PageSpeed.php');
     $force = W3_Request::get_boolean('force');
     $title = 'Google Page Speed';
     $w3_pagespeed = new W3_PageSpeed();
     $results = $w3_pagespeed->analyze(w3_get_home_url(), $force);
     if ($force) {
         w3_admin_redirect(array('w3tc_pagespeed_results' => 1, '_wpnonce' => wp_create_nonce('w3tc')));
     }
     include W3TC_INC_POPUP_DIR . '/pagespeed_results.php';
 }

    function print_script()
    {
        ?>
        <script type="text/javascript">
            var w3_use_network_link = <?php 
        echo is_network_admin() || w3_is_multisite() && w3_force_master() ? 'true' : 'false';
        ?>
;
            function w3tc_start_minify_try_solve() {
                var testUrl = '<?php 
        echo w3_filename_to_url(w3_cache_blog_dir('minify') . '/', w3_get_domain(w3_get_home_url()) != w3_get_domain(w3_get_site_url()));
        ?>
';
                w3tc_filename_auto_solve(testUrl);
            }
        </script>
        <?php 
    }

 /**
  * Returns config value
  *
  * @param string $key
  * @param mixed $default
  * @return mixed
  */
 function get($key, $default = null)
 {
     if (array_key_exists($key, $this->_keys) && array_key_exists($key, $this->_config)) {
         $value = $this->_config[$key];
     } else {
         if ($default === null && array_key_exists($key, $this->_defaults)) {
             $value = $this->_defaults[$key];
         } else {
             $value = $default;
         }
     }
     switch ($key) {
         /**
          * Check cache engines
          */
         case 'pgcache.engine':
         case 'dbcache.engine':
         case 'minify.engine':
         case 'objectcache.engine':
             /**
              * Legacy support
              */
             if ($value == 'file_pgcache') {
                 $value = 'file_generic';
             }
             switch (true) {
                 case $value == 'file_generic' && !w3_can_check_rules():
                 case $value == 'apc' && !function_exists('apc_store'):
                 case $value == 'eaccelerator' && !function_exists('eaccelerator_put'):
                 case $value == 'xcache' && !function_exists('xcache_set'):
                 case $value == 'wincache' && !function_exists('wincache_ucache_set'):
                 case $value == 'memcached' && !class_exists('Memcache'):
                     return 'file';
             }
             break;
             /**
              * Check HTML minifier
              */
         /**
          * Check HTML minifier
          */
         case 'minify.html.engine':
             if ($value == 'htmltidy' && !class_exists('tidy')) {
                 return 'html';
             }
             break;
             /**
              * Disabled some page cache options when enhanced mode enabled
              */
         /**
          * Disabled some page cache options when enhanced mode enabled
          */
         case 'pgcache.cache.query':
             if ($this->get_string('pgcache.engine') == 'file_generic') {
                 return false;
             }
             break;
             /**
              * Set default value to sitemap file
              */
         /**
          * Set default value to sitemap file
          */
         case 'pgcache.prime.sitemap':
             if (!$value) {
                 $value = w3_get_home_url() . '/sitemap.xml';
             }
             break;
             /**
              * Disabled minify when PHP5 is not installed
              */
         /**
          * Disabled minify when PHP5 is not installed
          */
         case 'minify.enabled':
             if (!W3TC_PHP5) {
                 return false;
             }
             break;
             /**
              * Disable minify rewrite when server rules are not supported
              */
         /**
          * Disable minify rewrite when server rules are not supported
          */
         case 'minify.rewrite':
             if (!w3_can_check_rules()) {
                 return false;
             }
             break;
             /**
              * Disable minify options for auto mode
              */
//.........这里部分代码省略.........

 /**
  * Perform minify rules rewrite test
  *
  * @return bool
  */
 function test_rewrite_minify()
 {
     $url = sprintf('%s/%s/w3tc_rewrite_test', w3_get_home_url(), W3TC_CONTENT_MINIFY_DIR_NAME);
     return $this->test_rewrite($url);
 }

            </tr>
            <tr>
                <th>Preview mode:</th>
                <td>
                    <?php 
    echo $this->nonce_field('w3tc');
    ?>
                    <?php 
    if ($this->_config->is_preview()) {
        ?>
                        <input type="submit" name="w3tc_preview_disable" class="button-primary" value="<?php 
        _e('Disable', 'w3-total-cache');
        ?>
" />
                        <?php 
        echo $this->button_link(__('Preview', 'w3-total-cache'), w3_get_home_url() . '/?w3tc_preview=1', true);
        ?>
                        <?php 
        echo $this->button_link(__('Deploy', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_preview_deploy', $this->_page), 'w3tc'));
        ?>
                    <?php 
    } else {
        ?>
                        <input type="submit" name="w3tc_preview_enable" class="button-primary" value="<?php 
        _e('Enable', 'w3-total-cache');
        ?>
" />
                    <?php 
    }
    ?>
                    <br /><span class="description"><?php