# Apache Server Configs v1.1.0 | MIT License

# https://github.com/h5bp/server-configs-apache

# (!) Using `.htaccess` files slows down Apache, therefore, if you have access

# to the main server config file (usually called `httpd.conf`), you should add

# this logic there: http://httpd.apache.org/docs/current/howto/htaccess.html.

# ##############################################################################

# # CROSS-ORIGIN RESOURCE SHARING (CORS)                                       #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Cross-domain AJAX requests                                                 |

# ------------------------------------------------------------------------------

# Enable cross-origin AJAX requests.

# http://code.google.com/p/html5security/wiki/CrossOriginRequestSecurity

# http://enable-cors.org/

# <IfModule mod_headers.c>

#    Header set Access-Control-Allow-Origin "*"

# </IfModule>

# ------------------------------------------------------------------------------

# | CORS-enabled images                                                        |

# ------------------------------------------------------------------------------

# Send the CORS header for images when browsers request it.

# https://developer.mozilla.org/en/CORS_Enabled_Image

# http://blog.chromium.org/2011/07/using-cross-domain-images-in-webgl-and.html

# http://hacks.mozilla.org/2011/11/using-cors-to-load-webgl-textures-from-cross-domain-images/

<IfModule mod_setenvif.c>

    <IfModule mod_headers.c>

        <FilesMatch "\.(gif|ico|jpe?g|png|svgz?|webp)$">

            SetEnvIf Origin ":" IS_CORS

            Header set Access-Control-Allow-Origin "*" env=IS_CORS

        </FilesMatch>

    </IfModule>

</IfModule>

# ------------------------------------------------------------------------------

# | Web fonts access                                                           |

# ------------------------------------------------------------------------------

# Allow access from all domains for web fonts

<IfModule mod_headers.c>

    <FilesMatch "\.(eot|font.css|otf|ttc|ttf|woff)$">

        Header set Access-Control-Allow-Origin "*"

    </FilesMatch>

</IfModule>

# ##############################################################################

# # ERRORS                                                                     #

# ##############################################################################

# ------------------------------------------------------------------------------

# | 404 error prevention for non-existing redirected folders                   |

# ------------------------------------------------------------------------------

# Prevent Apache from returning a 404 error for a rewrite if a directory

# with the same name does not exist.

# http://httpd.apache.org/docs/current/content-negotiation.html#multiviews

# http://www.webmasterworld.com/apache/3808792.htm

Options -MultiViews

# ------------------------------------------------------------------------------

# | Custom error messages / pages                                              |

# ------------------------------------------------------------------------------

# You can customize what Apache returns to the client in case of an error (see

# http://httpd.apache.org/docs/current/mod/core.html#errordocument), e.g.:

ErrorDocument 404 /404.html

# ##############################################################################

# # INTERNET EXPLORER                                                          #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Better website experience                                                  |

# ------------------------------------------------------------------------------

# Force IE to render pages in the highest available mode in the various

# cases when it may not: http://hsivonen.iki.fi/doctype/ie-mode.pdf.

<IfModule mod_headers.c>

    Header set X-UA-Compatible "IE=edge"

    # `mod_headers` can't match based on the content-type, however, we only

    # want to send this header for HTML pages and not for the other resources

    <FilesMatch "\.(appcache|crx|css|eot|gif|htc|ico|jpe?g|js|m4a|m4v|manifest|mp4|oex|oga|ogg|ogv|otf|pdf|png|safariextz|svgz?|ttf|vcf|webapp|webm|webp|woff|xml|xpi)$">

        Header unset X-UA-Compatible

    </FilesMatch>

</IfModule>

# ------------------------------------------------------------------------------

# | Cookie setting from iframes                                                |

# ------------------------------------------------------------------------------

# Allow cookies to be set from iframes in IE.

# <IfModule mod_headers.c>

#   Header set P3P "policyref=\"/w3c/p3p.xml\", CP=\"IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT\""

# </IfModule>

# ------------------------------------------------------------------------------

# | Screen flicker                                                             |

# ------------------------------------------------------------------------------

# Stop screen flicker in IE on CSS rollovers (this only works in

# combination with the `ExpiresByType` directives for images from below).

# BrowserMatch "MSIE" brokenvary=1

# BrowserMatch "Mozilla/4.[0-9]{2}" brokenvary=1

# BrowserMatch "Opera" !brokenvary

# SetEnvIf brokenvary 1 force-no-vary

# ##############################################################################

# # MIME TYPES AND ENCODING                                                    #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Proper MIME types for all files                                            |

# ------------------------------------------------------------------------------

<IfModule mod_mime.c>

  # Audio

    AddType audio/mp4                                   m4a f4a f4b

    AddType audio/ogg                                   oga ogg

  # JavaScript

    # Normalize to standard type (it's sniffed in IE anyways):

    # http://tools.ietf.org/html/rfc4329#section-7.2

    AddType application/javascript                      js

    AddType application/json                            json

  # Video

    AddType video/mp4                                   mp4 m4v f4v f4p

    AddType video/ogg                                   ogv

    AddType video/webm                                  webm

    AddType video/x-flv                                 flv

  # Web fonts

    AddType application/font-woff                       woff

    AddType application/vnd.ms-fontobject               eot

    # Browsers usually ignore the font MIME types and sniff the content,

    # however, Chrome shows a warning if other MIME types are used for the

    # following fonts.

    AddType application/x-font-ttf                      ttc ttf

    AddType font/opentype                               otf

    # Make SVGZ fonts work on iPad:

    # https://twitter.com/FontSquirrel/status/14855840545

    AddType     image/svg+xml                           svg svgz

    AddEncoding gzip                                    svgz

  # Other

    AddType application/octet-stream                    safariextz

    AddType application/x-chrome-extension              crx

    AddType application/x-opera-extension               oex

    AddType application/x-shockwave-flash               swf

    AddType application/x-web-app-manifest+json         webapp

    AddType application/x-xpinstall                     xpi

    AddType application/xml                             atom rdf rss xml

    AddType image/webp                                  webp

    AddType image/x-icon                                ico

    AddType text/cache-manifest                         appcache manifest

    AddType text/vtt                                    vtt

    AddType text/x-component                            htc

    AddType text/x-vcard                                vcf

</IfModule>

# ------------------------------------------------------------------------------

# | UTF-8 encoding                                                             |

# ------------------------------------------------------------------------------

# Use UTF-8 encoding for anything served as `text/html` or `text/plain`.

AddDefaultCharset utf-8

# Force UTF-8 for certain file formats.

<IfModule mod_mime.c>

    AddCharset utf-8 .atom .css .js .json .rss .vtt .webapp .xml

</IfModule>

# ##############################################################################

# # URL REWRITES                                                               #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Rewrite engine                                                             |

# ------------------------------------------------------------------------------

# Turning on the rewrite engine and enabling the `FollowSymLinks` option is

# necessary for the following directives to work.

# If your web host doesn't allow the `FollowSymlinks` option, you may need to

# comment it out and use `Options +SymLinksIfOwnerMatch` but, be aware of the

# performance impact: http://httpd.apache.org/docs/current/misc/perf-tuning.html#symlinks

# Also, some cloud hosting services require `RewriteBase` to be set:

# http://www.rackspace.com/knowledge_center/frequently-asked-question/why-is-mod-rewrite-not-working-on-my-site

<IfModule mod_rewrite.c>

    Options +FollowSymlinks

  # Options +SymLinksIfOwnerMatch

    RewriteEngine On

  # RewriteBase /

</IfModule>

# ------------------------------------------------------------------------------

# | Suppressing / Forcing the "www." at the beginning of URLs                  |

# ------------------------------------------------------------------------------

# The same content should never be available under two different URLs especially

# not with and without "www." at the beginning. This can cause SEO problems

# (duplicate content), therefore, you should choose one of the alternatives and

# redirect the other one.

# By default option 1 (no "www.") is activated:

# http://no-www.org/faq.php?q=class_b

# If you'd prefer to use option 2, just comment out all the lines from option 1

# and uncomment the ones from option 2.

# IMPORTANT: NEVER USE BOTH RULES AT THE SAME TIME!

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

# Option 1: rewrite www.example.com → example.com

<IfModule mod_rewrite.c>

    RewriteCond %{HTTPS} !=on

    RewriteCond %{HTTP_HOST} ^www\.(.+)$ [NC]

    RewriteRule ^ http://%1%{REQUEST_URI} [R=301,L]

</IfModule>

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

# Option 2: rewrite example.com → www.example.com

# Be aware that the following might not be a good idea if you use "real"

# subdomains for certain parts of your website.

# <IfModule mod_rewrite.c>

#    RewriteCond %{HTTPS} !=on

#    RewriteCond %{HTTP_HOST} !^www\..+$ [NC]

#    RewriteCond %{HTTP_HOST} !=localhost [NC]

#    RewriteCond %{HTTP_HOST} !=127.0.0.1

#    RewriteRule ^ http://www.%{HTTP_HOST}%{REQUEST_URI} [R=301,L]

# </IfModule>

# ##############################################################################

# # SECURITY                                                                   #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Content Security Policy (CSP)                                              |

# ------------------------------------------------------------------------------

# You can mitigate the risk of cross-site scripting and other content-injection

# attacks by setting a Content Security Policy which whitelists trusted sources

# of content for your site.

# The example header below allows ONLY scripts that are loaded from the current

# site's origin (no inline scripts, no CDN, etc). This almost certainly won't

# work as-is for your site!

# To get all the details you'll need to craft a reasonable policy for your site,

# read: http://html5rocks.com/en/tutorials/security/content-security-policy (or

# see the specification: http://w3.org/TR/CSP).

# <IfModule mod_headers.c>

#    Header set Content-Security-Policy "script-src 'self'; object-src 'self'"

#    <FilesMatch "\.(appcache|crx|css|eot|gif|htc|ico|jpe?g|js|m4a|m4v|manifest|mp4|oex|oga|ogg|ogv|otf|pdf|png|safariextz|svgz?|ttf|vcf|webapp|webm|webp|woff|xml|xpi)$">

#        Header unset Content-Security-Policy

#    </FilesMatch>

# </IfModule>

# ------------------------------------------------------------------------------

# | File access                                                                |

# ------------------------------------------------------------------------------

# Block access to directories without a default document.

# Usually you should leave this uncommented because you shouldn't allow anyone

# to surf through every directory on your server (which may includes rather

# private places like the CMS's directories).

<IfModule mod_autoindex.c>

    Options -Indexes

</IfModule>

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

# Block access to hidden files and directories.

# This includes directories used by version control systems such as Git and SVN.

<IfModule mod_rewrite.c>

    RewriteCond %{SCRIPT_FILENAME} -d [OR]

    RewriteCond %{SCRIPT_FILENAME} -f

    RewriteRule "(^|/)\." - [F]

</IfModule>

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

# Block access to backup and source files.

# These files may be left by some text editors and can pose a great security

# danger when anyone has access to them.

<FilesMatch "(^#.*#|\.(bak|config|dist|fla|inc|ini|log|psd|sh|sql|sw[op])|~)$">

    Order allow,deny

    Deny from all

    Satisfy All

</FilesMatch>

# ------------------------------------------------------------------------------

# | Secure Sockets Layer (SSL)                                                 |

# ------------------------------------------------------------------------------

# Rewrite secure requests properly to prevent SSL certificate warnings, e.g.:

# prevent `https://www.example.com` when your certificate only allows

# `https://secure.example.com`.

# <IfModule mod_rewrite.c>

#    RewriteCond %{SERVER_PORT} !^443

#    RewriteRule ^ https://example-domain-please-change-me.com%{REQUEST_URI} [R=301,L]

# </IfModule>

# ------------------------------------------------------------------------------

# | HTTP Strict Transport Security (HSTS)                                      |

# ------------------------------------------------------------------------------

# Force client-side SSL redirection.

# If a user types "example.com" in his browser, the above rule will redirect

# him to the secure version of the site. That still leaves a window of oppor-

# tunity (the initial HTTP connection) for an attacker to downgrade or redirect

# the request. The following header ensures that browser will ONLY connect to

# your server via HTTPS, regardless of what the users type in the address bar.

# http://tools.ietf.org/html/draft-ietf-websec-strict-transport-sec-14#section-6.1

# http://www.html5rocks.com/en/tutorials/security/transport-layer-security/

# (!) Remove the `includeSubDomains` optional directive if the subdomains are

# not using HTTPS.

# <IfModule mod_headers.c>

#    Header set Strict-Transport-Security "max-age=16070400; includeSubDomains"

# </IfModule>

# ------------------------------------------------------------------------------

# | Server software information                                                |

# ------------------------------------------------------------------------------

# Avoid displaying the exact Apache version number, the description of the

# generic OS-type and the information about Apache's compiled-in modules.

# ADD THIS DIRECTIVE IN THE `httpd.conf` AS IT WILL NOT WORK IN THE `.htaccess`!

# ServerTokens Prod

# ##############################################################################

# # WEB PERFORMANCE                                                            #

# ##############################################################################

# ------------------------------------------------------------------------------

# | Compression                                                                |

# ------------------------------------------------------------------------------

<IfModule mod_deflate.c>

    # Force compression for mangled headers.

    # http://developer.yahoo.com/blogs/ydn/posts/2010/12/pushing-beyond-gzipping

    <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

        </IfModule>

    </IfModule>

    # Compress all output labeled with one of the following MIME-types

    # (for Apache versions below 2.3.7, you don't need to enable `mod_filter`

    #  and can remove the `<IfModule mod_filter.c>` and `</IfModule>` lines

    #  as `AddOutputFilterByType` is still in the core directives).

    <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/x-web-app-manifest+json \

                                      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>

# ------------------------------------------------------------------------------

# | Content transformations                                                    |

# ------------------------------------------------------------------------------

# Prevent some of the mobile network providers from modifying the content of

# your site: http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.5.

# <IfModule mod_headers.c>

#    Header set Cache-Control "no-transform"

# </IfModule>

# ------------------------------------------------------------------------------

# | ETag removal                                                               |

# ------------------------------------------------------------------------------

# Since we're sending far-future expires headers (see below), ETags can

# be removed: http://developer.yahoo.com/performance/rules.html#etags.

# `FileETag None` is not enough for every server.

<IfModule mod_headers.c>

    Header unset ETag

</IfModule>

FileETag None

# ------------------------------------------------------------------------------

# | Expires headers (for better cache control)                                 |

# ------------------------------------------------------------------------------

# The following expires headers are set pretty far in the future. If you don't

# control versioning with filename-based cache busting, consider lowering the

# cache time for resources like CSS and JS to something like 1 week.

<IfModule mod_expires.c>

    ExpiresActive on

    ExpiresDefault                                      "access plus 1 month"

  # CSS

    ExpiresByType text/css                              "access plus 1 year"

  # Data interchange

    ExpiresByType application/json                      "access plus 0 seconds"

    ExpiresByType application/xml                       "access plus 0 seconds"

    ExpiresByType text/xml                              "access plus 0 seconds"

  # Favicon (cannot be renamed!)

    ExpiresByType image/x-icon                          "access plus 1 week"

  # HTML components (HTCs)

    ExpiresByType text/x-component                      "access plus 1 month"

  # HTML

    ExpiresByType text/html                             "access plus 0 seconds"

  # JavaScript

    ExpiresByType application/javascript                "access plus 1 year"

  # Manifest files

    ExpiresByType application/x-web-app-manifest+json   "access plus 0 seconds"

    ExpiresByType text/cache-manifest                   "access plus 0 seconds"

  # Media

    ExpiresByType audio/ogg                             "access plus 1 month"

    ExpiresByType image/gif                             "access plus 1 month"

    ExpiresByType image/jpeg                            "access plus 1 month"

    ExpiresByType image/png                             "access plus 1 month"

    ExpiresByType video/mp4                             "access plus 1 month"

    ExpiresByType video/ogg                             "access plus 1 month"

    ExpiresByType video/webm                            "access plus 1 month"

  # Web feeds

    ExpiresByType application/atom+xml                  "access plus 1 hour"

    ExpiresByType application/rss+xml                   "access plus 1 hour"

  # Web fonts

    ExpiresByType application/font-woff                 "access plus 1 month"

    ExpiresByType application/vnd.ms-fontobject         "access plus 1 month"

    ExpiresByType application/x-font-ttf                "access plus 1 month"

    ExpiresByType font/opentype                         "access plus 1 month"

    ExpiresByType image/svg+xml                         "access plus 1 month"

</IfModule>

# ------------------------------------------------------------------------------

# | Filename-based cache busting                                               |

# ------------------------------------------------------------------------------

# If you're not using a build process to manage your filename version revving,

# you might want to consider enabling the following directives to route all

# requests such as `/css/style.12345.css` to `/css/style.css`.

# To understand why this is important and a better idea than `*.css?v231`, read:

# http://stevesouders.com/blog/2008/08/23/revving-filenames-dont-use-querystring

# <IfModule mod_rewrite.c>

#    RewriteCond %{REQUEST_FILENAME} !-f

#    RewriteRule ^(.+)\.(\d+)\.(js|css|png|jpg|gif)$ $1.$3 [L]

# </IfModule>

# ------------------------------------------------------------------------------

# | File concatenation                                                         |

# ------------------------------------------------------------------------------

# Allow concatenation from within specific CSS and JS files, e.g.:

# Inside of `script.combined.js` you could have

#   <!--#include file="libs/jquery.js" -->

#   <!--#include file="plugins/jquery.idletimer.js" -->

# and they would be included into this single file.

# <IfModule mod_include.c>

#    <FilesMatch "\.combined\.js$">

#        Options +Includes

#        AddOutputFilterByType INCLUDES application/javascript application/json

#        SetOutputFilter INCLUDES

#    </FilesMatch>

#    <FilesMatch "\.combined\.css$">

#        Options +Includes

#        AddOutputFilterByType INCLUDES text/css

#        SetOutputFilter INCLUDES

#    </FilesMatch>

# </IfModule>

# ------------------------------------------------------------------------------

# | Persistent connections                                                     |

# ------------------------------------------------------------------------------

# Allow multiple requests to be sent over the same TCP connection:

# http://httpd.apache.org/docs/current/en/mod/core.html#keepalive.

# Enable if you serve a lot of static content but, be aware of the

# possible disadvantages!

# <IfModule mod_headers.c>

#    Header set Connection Keep-Alive

# </IfModule>