htaccess: How to use htaccess

#301 Redirects for .htaccess


 


#Redirect a single page:


Redirect 301 /pagename.php http://www.domain.com/pagename.html


 


#Redirect an entire site:


Redirect 301 / http://www.domain.com/


 


#Redirect an entire site to a sub folder


Redirect 301 / http://www.domain.com/subfolder/


 


#Redirect a sub folder to another site


Redirect 301 /subfolder http://www.domain.com/


 


#This will redirect any file with the .html extension to use the same filename but use the .php extension instead.


RedirectMatch 301 (.*)\.html$ http://www.domain.com$1.php


 


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#You can also perform 301 redirects using rewriting via .htaccess.


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#Redirect from old domain to new domain


RewriteEngine on


RewriteBase /


RewriteRule (.*) http://www.newdomain.com/$1 [R=301,L]


 


#Redirect to www location


RewriteEngine on


RewriteBase /


rewritecond %{http_host} ^domain.com [nc]


rewriterule ^(.*)$ http://www.domain.com/$1 [r=301,nc]


 


#Redirect to www location with subdirectory


RewriteEngine on


RewriteBase /


RewriteCond %{HTTP_HOST} domain.com [NC]


RewriteRule ^(.*)$ http://www.domain.com/directory/index.html [R=301,NC]


 


#Redirect from old domain to new domain with full path and query string:


Options +FollowSymLinks


RewriteEngine On


RewriteRule ^(.*) http://www.newdomain.com%{REQUEST_URI} [R=302,NC]


 


#Redirect from old domain with subdirectory to new domain w/o subdirectory including full path and query string:


Options +FollowSymLinks


RewriteEngine On


RewriteCond %{REQUEST_URI} ^/subdirname/(.*)$


RewriteRule ^(.*) http://www.katcode.com/%1 [R=302,NC]


 


Rewrite and redirect URLs with query parameters (files placed in root directory)


 


Original URL:


 


http://www.example.com/index.php?id=1


Desired destination URL:


 


http://www.example.com/path-to-new-location/


.htaccess syntax:


 


RewriteEngine on


RewriteCond %{QUERY_STRING} id=1


RewriteRule ^index\.php$ /path-to-new-location/? [L,R=301]


Redirect URLs with query parameters (files placed in subdirectory)


 


Original URL:


 


http://www.example.com/sub-dir/index.php?id=1


Desired destination URL:


 


http://www.example.com/path-to-new-location/


.htaccess syntax:


 


RewriteEngine on


RewriteCond %{QUERY_STRING} id=1


RewriteRule ^sub-dir/index\.php$ /path-to-new-location/? [L,R=301]


Redirect one clean URL to a new clean URL


 


Original URL:


 


http://www.example.com/old-page/


Desired destination URL:


http://www.example.com/new-page/


.htaccess syntax:


 


RewriteEngine On


RewriteRule ^old-page/?$ $1/new-page$2 [R=301,L]


Rewrite and redirect URLs with query parameter to directory based structure, retaining query string in URL root level


 


Original URL:


 


http://www.example.com/index.php?id=100


Desired destination URL:


 


http://www.example.com/100/


.htaccess syntax:


 


RewriteEngine On


RewriteRule ^([^/d]+)/?$ index.php?id=$1 [QSA]


Rewrite URLs with query parameter to directory based structure, retaining query string parameter in URL subdirectory


 


Original URL:


http://www.example.com/index.php?category=fish


Desired destination URL:


http://www.example.com/category/fish/


.htaccess syntax:


 


RewriteEngine On


RewriteRule ^/?category/([^/d]+)/?$ index.php?category=$1 [L,QSA]


Domain change – redirect all incoming request from old to new domain (retain path)


 


RewriteEngine on


RewriteCond %{HTTP_HOST} ^example-old\.com$ [NC]


RewriteRule ^(.*)$ http://www.example-new.com/$1 [R=301,L]


If you do not want to pass the path in the request to the new domain, change the last row to:


 


RewriteRule ^(.*)$ http://www.example-new.com/ [R=301,L]


 


#From blog.oldsite.com -> www.somewhere.com/blog/


retains path and query, and eliminates xtra blog path if domain is blog.oldsite.com/blog/


Options +FollowSymLinks


RewriteEngine On


RewriteCond %{REQUEST_URI}/ blog


RewriteRule ^(.*) http://www.somewhere.com/%{REQUEST_URI} [R=302,NC]


RewriteRule ^(.*) http://www.somewhere.com/blog/%{REQUEST_URI} [R=302,NC]