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I was creating a demo blog URL with my old .htaccess code. Everything works fine with the .htaccess code but when I use the ode to convert my ugly URL to SEO friendly URL then there it always gives 500 internal server error

I’ve searched various blogs on google also i watched youtube channels and did exactly as they did, it works fine on their machine but it gives 500 internal error on mine.

Following is my .htaccess code

RewriteEngine On

#for normal domains like example.com or example.in to redirect to https://www.example.com
#RewriteCond %{HTTP_HOST} !^www. [NC,OR]
#RewriteCond %{HTTPS} off
#RewriteCond %{HTTP_HOST} ^([^.]+).(com|in)$ [NC]
#RewriteRule ^ https://www.%1.%2%{REQUEST_URI} [R=301,L,NE]

#for subdomain like test.example.com to redirect to https://test.example.com
#RewriteCond %{HTTP_HOST} !^www. [NC,OR]
#RewriteCond %{HTTPS} off
#RewriteCond %{HTTP_HOST} ^([.w-]*).(com|in)$ [NC]
#RewriteRule ^ https://%1.%2%{REQUEST_URI} [R=301,L,NE]

# Block suspicious request methods
RewriteCond %{REQUEST_METHOD} ^(HEAD|TRACE|DELETE|TRACK|DEBUG) [NC]
RewriteRule ^(.*)$ - [F,L]

RewriteRule ^post/(d+)*$ ./post.php?category=$1&slug=$2

# Block WP timthumb hack
RewriteCond %{REQUEST_URI} (timthumb.php|phpthumb.php|thumb.php|thumbs.php) [NC]
RewriteRule . - [S=1]

# Block suspicious user agents and requests
RewriteCond %{HTTP_USER_AGENT} (libwww-perl|wget|python|nikto|curl|scan|java|winhttp|clshttp|loader) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (<|>|'|%0A|%0D|%27|%3C|%3E|%00) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (;|<|>|'|"|)|(|%0A|%0D|%22|%27|%28|%3C|%3E|%00).*(libwww-perl|wget|python|nikto|curl|scan|java|winhttp|HTTrack|clshttp|archiver|loader|email|harvest|extract|grab|miner) [NC,OR]
RewriteCond %{THE_REQUEST} ? HTTP/ [NC,OR]
RewriteCond %{THE_REQUEST} /* HTTP/ [NC,OR]
RewriteCond %{THE_REQUEST} etc/passwd [NC,OR]
RewriteCond %{THE_REQUEST} cgi-bin [NC,OR]
RewriteCond %{THE_REQUEST} (%0A|%0D) [NC,OR]

# Block MySQL injections, RFI, base64, etc.
RewriteCond %{QUERY_STRING} [a-zA-Z0-9_]=http:// [OR]
RewriteCond %{QUERY_STRING} [a-zA-Z0-9_]=(..//?)+ [OR]
RewriteCond %{QUERY_STRING} [a-zA-Z0-9_]=/([a-z0-9_.]//?)+ [NC,OR]
RewriteCond %{QUERY_STRING} =PHP[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} [NC,OR]
RewriteCond %{QUERY_STRING} (../|..) [OR]
RewriteCond %{QUERY_STRING} ftp: [NC,OR]
RewriteCond %{QUERY_STRING} http: [NC,OR]
RewriteCond %{QUERY_STRING} https: [NC,OR]
RewriteCond %{QUERY_STRING} =|w| [NC,OR]
RewriteCond %{QUERY_STRING} ^(.*)/self/(.*)$ [NC,OR]
RewriteCond %{QUERY_STRING} ^(.*)cPath=http://(.*)$ [NC,OR]
RewriteCond %{QUERY_STRING} (<|%3C).*script.*(>|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} (<|%3C)([^s]*s)+cript.*(>|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} (<|%3C).*iframe.*(>|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} (<|%3C)([^i]*i)+frame.*(>|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} base64_encode.*(.*) [NC,OR]
RewriteCond %{QUERY_STRING} base64_(en|de)code[^(]*([^)]*) [NC,OR]
RewriteCond %{QUERY_STRING} GLOBALS(=|[|%[0-9A-Z]{0,2}) [OR]
RewriteCond %{QUERY_STRING} _REQUEST(=|[|%[0-9A-Z]{0,2}) [OR]
RewriteCond %{QUERY_STRING} ^.*([|]|(|)|<|>).* [NC,OR]
RewriteCond %{QUERY_STRING} (NULL|OUTFILE|LOAD_FILE) [OR]
RewriteCond %{QUERY_STRING} (./|../|.../)+(motd|etc|bin) [NC,OR]
RewriteCond %{QUERY_STRING} (localhost|loopback|127.0.0.1) [NC,OR]
RewriteCond %{QUERY_STRING} (<|>|'|%0A|%0D|%27|%3C|%3E|%00) [NC,OR]
RewriteCond %{QUERY_STRING} concat[^(]*( [NC,OR]
RewriteCond %{QUERY_STRING} union([^s]*s)+elect [NC,OR]
RewriteCond %{QUERY_STRING} union([^a]*a)+ll([^s]*s)+elect [NC,OR]
RewriteCond %{QUERY_STRING} (;|<|>|'|"|)|%0A|%0D|%22|%27|%3C|%3E|%00).*(/*|union|select|insert|drop|delete|update|cast|create|char|convert|alter|declare|order|script|set|md5|benchmark|encode) [NC,OR]
RewriteCond %{QUERY_STRING} (sp_executesql) [NC]
RewriteRule ^(.*)$ - [F,L]

# We are setting here the default file to load while the URL is called followed by fallback files
DirectoryIndex index.php

# Redirect all requests except only POST
RewriteCond %{REQUEST_METHOD} !POST
RewriteCond %{THE_REQUEST} s/+(.*?/)?(?:index)?(.*?).(?:php?)[s?/] [NC]
RewriteRule ^ /%1%2 [R=302,L,NE]

# Adds a trailing directory if rewritten URI is a direcory
RewriteCond %{DOCUMENT_ROOT}/app/$1 -d
RewriteRule ^(.*?[^/])$ %{REQUEST_URI}/ [L]

# Over here we have set the default root directory now request will be directly made from this directory
RewriteCond %{HTTP_HOST} ^(?:www.)?(.+)$ [NC]
RewriteCond %{REQUEST_URI} !/app/ [NC]
RewriteRule (.*) /app/$1 [L]

RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME}.php -f
RewriteRule ^(.+?)/?$ $1.php [L]

# We are setting this rules to stop botnets and hackers or other users from copying website contents i.e antihack

RewriteCond %{HTTP_USER_AGENT} ^BlackWidow [OR]
RewriteCond %{HTTP_USER_AGENT} ^Bot mailto:[email protected] [OR]
RewriteCond %{HTTP_USER_AGENT} ^ChinaClaw [OR]
RewriteCond %{HTTP_USER_AGENT} ^Custo [OR]
RewriteCond %{HTTP_USER_AGENT} ^DISCo [OR]
RewriteCond %{HTTP_USER_AGENT} ^Download Demon [OR]
RewriteCond %{HTTP_USER_AGENT} ^eCatch [OR]
RewriteCond %{HTTP_USER_AGENT} ^EirGrabber [OR]
RewriteCond %{HTTP_USER_AGENT} ^EmailSiphon [OR]
RewriteCond %{HTTP_USER_AGENT} ^EmailWolf [OR]
RewriteCond %{HTTP_USER_AGENT} ^Express WebPictures [OR]
RewriteCond %{HTTP_USER_AGENT} ^ExtractorPro [OR]
RewriteCond %{HTTP_USER_AGENT} ^EyeNetIE [OR]
RewriteCond %{HTTP_USER_AGENT} ^FlashGet [OR]
RewriteCond %{HTTP_USER_AGENT} ^GetRight [OR]
RewriteCond %{HTTP_USER_AGENT} ^GetWeb! [OR]
RewriteCond %{HTTP_USER_AGENT} ^Go!Zilla [OR]
RewriteCond %{HTTP_USER_AGENT} ^Go-Ahead-Got-It [OR]
RewriteCond %{HTTP_USER_AGENT} ^GrabNet [OR]
RewriteCond %{HTTP_USER_AGENT} ^Grafula [OR]
RewriteCond %{HTTP_USER_AGENT} ^HMView [OR]
RewriteCond %{HTTP_USER_AGENT} HTTrack [NC,OR]
RewriteCond %{HTTP_USER_AGENT} ^Image Stripper [OR]
RewriteCond %{HTTP_USER_AGENT} ^Image Sucker [OR]
RewriteCond %{HTTP_USER_AGENT} Indy Library [NC,OR]
RewriteCond %{HTTP_USER_AGENT} ^InterGET [OR]
RewriteCond %{HTTP_USER_AGENT} ^Internet Ninja [OR]
RewriteCond %{HTTP_USER_AGENT} ^JetCar [OR]
RewriteCond %{HTTP_USER_AGENT} ^JOC Web Spider [OR]
RewriteCond %{HTTP_USER_AGENT} ^larbin [OR]
RewriteCond %{HTTP_USER_AGENT} ^LeechFTP [OR]
RewriteCond %{HTTP_USER_AGENT} ^Mass Downloader [OR]
RewriteCond %{HTTP_USER_AGENT} ^MIDown tool [OR]
RewriteCond %{HTTP_USER_AGENT} ^Mister PiX [OR]
RewriteCond %{HTTP_USER_AGENT} ^Navroad [OR]
RewriteCond %{HTTP_USER_AGENT} ^NearSite [OR]
RewriteCond %{HTTP_USER_AGENT} ^NetAnts [OR]
RewriteCond %{HTTP_USER_AGENT} ^NetSpider [OR]
RewriteCond %{HTTP_USER_AGENT} ^Net Vampire [OR]
RewriteCond %{HTTP_USER_AGENT} ^NetZIP [OR]
RewriteCond %{HTTP_USER_AGENT} ^Octopus [OR]
RewriteCond %{HTTP_USER_AGENT} ^Offline Explorer [OR]
RewriteCond %{HTTP_USER_AGENT} ^Offline Navigator [OR]
RewriteCond %{HTTP_USER_AGENT} ^PageGrabber [OR]
RewriteCond %{HTTP_USER_AGENT} ^Papa Foto [OR]
RewriteCond %{HTTP_USER_AGENT} ^pavuk [OR]
RewriteCond %{HTTP_USER_AGENT} ^pcBrowser [OR]
RewriteCond %{HTTP_USER_AGENT} ^RealDownload [OR]
RewriteCond %{HTTP_USER_AGENT} ^ReGet [OR]
RewriteCond %{HTTP_USER_AGENT} ^SiteSnagger [OR]
RewriteCond %{HTTP_USER_AGENT} ^SmartDownload [OR]
RewriteCond %{HTTP_USER_AGENT} ^SuperBot [OR]
RewriteCond %{HTTP_USER_AGENT} ^SuperHTTP [OR]
RewriteCond %{HTTP_USER_AGENT} ^Surfbot [OR]
RewriteCond %{HTTP_USER_AGENT} ^tAkeOut [OR]
RewriteCond %{HTTP_USER_AGENT} ^Teleport Pro [OR]
RewriteCond %{HTTP_USER_AGENT} ^VoidEYE [OR]
RewriteCond %{HTTP_USER_AGENT} ^Web Image Collector [OR]
RewriteCond %{HTTP_USER_AGENT} ^Web Sucker [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebAuto [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebCopier [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebFetch [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebGo IS [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebLeacher [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebReaper [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebSauger [OR]
RewriteCond %{HTTP_USER_AGENT} ^Website eXtractor [OR]
RewriteCond %{HTTP_USER_AGENT} ^Website Quester [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebStripper [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebWhacker [OR]
RewriteCond %{HTTP_USER_AGENT} ^WebZIP [OR]
RewriteCond %{HTTP_USER_AGENT} ^Wget [OR]
RewriteCond %{HTTP_USER_AGENT} ^Widow [OR]
RewriteCond %{HTTP_USER_AGENT} ^WWWOFFLE [OR]
RewriteCond %{HTTP_USER_AGENT} ^Xaldon WebSpider [OR]
RewriteCond %{HTTP_USER_AGENT} ^Zeus
RewriteRule ^.* - [F,L]

# We are setting here default charset & language headers setting for our website
AddDefaultCharset UTF-8
DefaultLanguage en-US

Allow from all

# Disable directory browsing
Options All -Indexes

In the above code i have made the code bold that i am trying to use to make SEO friendly URL’s. Kindly would anyone let me know that where am i going wrong?

2

Answers


  1. Chosen as BEST ANSWER

    i could achieve it using

    RewriteRule ^post/([w-]+)/([w-]+)$ index.php?category=$1&slug=$2 [L]
    

    This portion was necessary to make the characters also go in url

    ([w-]+)
    

  2. This rule seems to be source of problem:

    RewriteRule ^post/(d+)*$ ./post.php?category=$1&slug=$2
    
    1. There is only 1 capture group but you are back-referencing two of them
    2. It will also match post/ since * will allow zero matches.

    You may use this rule instead:

    RewriteRule ^post/(d+)/(d+)/?$ post.php?category=$1&slug=$2 [L,QSA,NC]
    

    If you want to support not just digits then use:

    RewriteRule ^post/([w-]+)/(w-]+)/?$ post.php?category=$1&slug=$2 [L,QSA,NC]
    

    also turn off MultiViews at the top of .htaccess by using:

    Options -MultiViews
    
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