.htaccess - RewriteEngine On 重复几次

Question

我的 .htaccess 文件中有此代码，但我可以看到 RewriteEngine On重复几次。我可以删除一些 RewriteEngine On ?

我也很感兴趣 WP Rocket 的其余代码是否正常？

# Use UTF-8 encoding for anything served text/plain or text/html
AddDefaultCharset UTF-8
# Force UTF-8 for a number of file formats
<IfModule mod_mime.c>
AddCharset UTF-8 .atom .css .js .json .rss .vtt .xml
</IfModule>

# FileETag None is not enough for every server.
<IfModule mod_headers.c>
Header unset ETag
</IfModule>

# Since we're sending far-future expires, we don't need ETags for static content.
# developer.yahoo.com/performance/rules.html#etags
FileETag None

<IfModule mod_alias.c>
<FilesMatch "\.(html|htm|rtf|rtx|svg|svgz|txt|xsd|xsl|xml)$">
<IfModule mod_headers.c>
Header set X-Powered-By "WP Rocket/2.6.7"
Header unset Pragma
Header append Cache-Control "public"
Header unset Last-Modified
</IfModule>
</FilesMatch>

<FilesMatch "\.(css|htc|js|asf|asx|wax|wmv|wmx|avi|bmp|class|divx|doc|docx|eot|exe|gif|gz|gzip|ico|jpg|jpeg|jpe|json|mdb|mid|midi|mov|qt|mp3|m4a|mp4|m4v|mpeg|mpg|mpe|mpp|otf|odb|odc|odf|odg|odp|ods|odt|ogg|pdf|png|pot|pps|ppt|pptx|ra|ram|svg|svgz|swf|tar|tif|tiff|ttf|ttc|wav|wma|wri|xla|xls|xlsx|xlt|xlw|zip)$">
<IfModule mod_headers.c>
Header unset Pragma
Header append Cache-Control "public"
</IfModule>
</FilesMatch>
</IfModule>

# Expires headers (for better cache control)
<IfModule mod_expires.c>
ExpiresActive on

# Perhaps better to whitelist expires rules? Perhaps.
ExpiresDefault                          "access plus 1 month"

# cache.appcache needs re-requests in FF 3.6 (thanks Remy ~Introducing HTML5)
ExpiresByType text/cache-manifest       "access plus 0 seconds"

# Your document html
ExpiresByType text/html                 "access plus 0 seconds"

# Data
ExpiresByType text/xml                  "access plus 0 seconds"
ExpiresByType application/xml           "access plus 0 seconds"
ExpiresByType application/json          "access plus 0 seconds"

# Feed
ExpiresByType application/rss+xml       "access plus 1 hour"
ExpiresByType application/atom+xml      "access plus 1 hour"

# Favicon (cannot be renamed)
ExpiresByType image/x-icon              "access plus 1 week"

# Media: images, video, audio
ExpiresByType image/gif                 "access plus 1 month"
ExpiresByType image/png                 "access plus 1 month"
ExpiresByType image/jpeg                "access plus 1 month"
ExpiresByType video/ogg                 "access plus 1 month"
ExpiresByType audio/ogg                 "access plus 1 month"
ExpiresByType video/mp4                 "access plus 1 month"
ExpiresByType video/webm                "access plus 1 month"

# HTC files  (css3pie)
ExpiresByType text/x-component          "access plus 1 month"

# Webfonts
ExpiresByType application/x-font-ttf    "access plus 1 month"
ExpiresByType font/opentype             "access plus 1 month"
ExpiresByType application/x-font-woff   "access plus 1 month"
ExpiresByType application/x-font-woff2  "access plus 1 month"
ExpiresByType image/svg+xml             "access plus 1 month"
ExpiresByType application/vnd.ms-fontobject "access plus 1 month"

# CSS and JavaScript
ExpiresByType text/css                  "access plus 1 year"
ExpiresByType application/javascript    "access plus 1 year"

</IfModule>

# Gzip compression
<IfModule mod_deflate.c>
# Active compression
SetOutputFilter DEFLATE
# Force deflate for mangled headers
<IfModule mod_setenvif.c>
<IfModule mod_headers.c>
SetEnvIfNoCase ^(Accept-EncodXng|X-cept-Encoding|X{15}|~{15}|-{15})$ ^((gzip|deflate)\s*,?\s*)+|[X~-]{4,13}$ HAVE_Accept-Encoding
RequestHeader append Accept-Encoding "gzip,deflate" env=HAVE_Accept-Encoding
# Don't compress images and other uncompressible content
SetEnvIfNoCase Request_URI \
\.(?:gif|jpe?g|png|rar|zip|exe|flv|mov|wma|mp3|avi|swf|mp?g)$ no-gzip dont-vary
</IfModule>
</IfModule>

# Compress all output labeled with one of the following MIME-types
<IfModule mod_filter.c>
AddOutputFilterByType DEFLATE application/atom+xml \
                                  application/javascript \
                                  application/json \
                                  application/rss+xml \
                                  application/vnd.ms-fontobject \
                                  application/x-font-ttf \
                                  application/xhtml+xml \
                                  application/xml \
                                  font/opentype \
                                  image/svg+xml \
                                  image/x-icon \
                                  text/css \
                                  text/html \
                                  text/plain \
                                  text/x-component \
                                  text/xml
</IfModule>
<IfModule mod_headers.c>
Header append Vary User-Agent env=!dont-vary
</IfModule>
</IfModule>

<IfModule mod_mime.c>
AddType text/html .html_gzip
AddEncoding gzip .html_gzip
</IfModule>
<IfModule mod_setenvif.c>
SetEnvIfNoCase Request_URI \.html_gzip$ no-gzip
</IfModule>

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{HTTPS} on
RewriteRule .* - [E=WPR_SSL:-https]
RewriteCond %{SERVER_PORT} ^443$
RewriteRule .* - [E=WPR_SSL:-https]
RewriteCond %{HTTP:Accept-Encoding} gzip
RewriteRule .* - [E=WPR_ENC:_gzip]
RewriteCond %{REQUEST_METHOD} GET
RewriteCond %{QUERY_STRING} =""
RewriteCond %{HTTP:Cookie} !(wordpress_logged_in_|wp-postpass_|wptouch_switch_toggle|comment_author_|comment_author_email_) [NC]
RewriteCond %{REQUEST_URI} !^(.*/feed/)$ [NC]
RewriteCond %{HTTP_USER_AGENT} !^(facebookexternalhit).* [NC]
RewriteCond "%{DOCUMENT_ROOT}/mounted-storage/wp-content/cache/wp-rocket/%{HTTP_HOST}%{REQUEST_URI}/index%{ENV:WPR_SSL}.html%{ENV:WPR_ENC}" -f
RewriteRule .* "/mounted-storage/wp-content/cache/wp-rocket/%{HTTP_HOST}%{REQUEST_URI}/index%{ENV:WPR_SSL}.html%{ENV:WPR_ENC}" [L]
</IfModule>
# END WP Rocket

Options +FollowSymLinks
RewriteEngine On
RewriteCond %{HTTP_HOST} ^(www\.)?domain\.org$ [NC]
RewriteRule ^ http://domain.eu%{REQUEST_URI} [L,R=301]
# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>
# END WordPress

Answer 1

一般来说，在同一个 .htaccess 文件中多次使用 RewriteEngine On 是完全正常的，因为还有一个名为 RewriteEngine Off 的指令。

由于在您的情况下未使用“off”指令，因此您可以简单地删除“on”指令的重复实例，但将它们保留不会有任何伤害。