# ———————————————————————-
# Cache Control via HTTP Headers + Expires
# Generation of Expires and Cache-Control HTTP headers according to user-specified criteria
# http://httpd.apache.org/docs/2.0/mod/mod_headers.html
# ———————————————————————-
# Expires Defaults
<IfModule mod_expires.c>
ExpiresActive On
# Set default expires to 2 days
ExpiresDefault A172800
ExpiresByType text/css A31536000
ExpiresByType application/x-javascript A31536000
ExpiresByType text/x-component A31536000
ExpiresByType text/html A3600
ExpiresByType text/richtext A3600
ExpiresByType image/svg+xml A3600
ExpiresByType text/plain A3600
ExpiresByType text/xsd A3600
ExpiresByType text/xsl A3600
ExpiresByType text/xml A3600
ExpiresByType video/asf A31536000
ExpiresByType video/avi A31536000
ExpiresByType image/bmp A31536000
ExpiresByType application/java A31536000
ExpiresByType video/divx A31536000
ExpiresByType application/msword A31536000
ExpiresByType application/vnd.ms-fontobject A31536000
ExpiresByType application/x-msdownload A31536000
ExpiresByType image/gif A31536000
ExpiresByType application/x-gzip A31536000
ExpiresByType image/x-icon A31536000
ExpiresByType image/jpeg A31536000
ExpiresByType application/vnd.ms-access A31536000
ExpiresByType audio/midi A31536000
ExpiresByType video/quicktime A31536000
ExpiresByType audio/mpeg A31536000
ExpiresByType video/mp4 A31536000
ExpiresByType video/mpeg A31536000
ExpiresByType application/vnd.ms-project A31536000
ExpiresByType application/x-font-otf A31536000
ExpiresByType application/vnd.oasis.opendocument.database A31536000
ExpiresByType application/vnd.oasis.opendocument.chart A31536000
ExpiresByType application/vnd.oasis.opendocument.formula A31536000
ExpiresByType application/vnd.oasis.opendocument.graphics A31536000
ExpiresByType application/vnd.oasis.opendocument.presentation A31536000
ExpiresByType application/vnd.oasis.opendocument.spreadsheet A31536000
ExpiresByType application/vnd.oasis.opendocument.text A31536000
ExpiresByType audio/ogg A31536000
ExpiresByType application/pdf A31536000
ExpiresByType image/png A31536000
ExpiresByType application/vnd.ms-powerpoint A31536000
ExpiresByType audio/x-realaudio A31536000
ExpiresByType image/svg+xml A31536000
ExpiresByType application/x-shockwave-flash A31536000
ExpiresByType application/x-tar A31536000
ExpiresByType image/tiff A31536000
ExpiresByType application/x-font-ttf A31536000
ExpiresByType audio/wav A31536000
ExpiresByType audio/wma A31536000
ExpiresByType application/vnd.ms-write A31536000
ExpiresByType application/vnd.ms-excel A31536000
ExpiresByType application/zip A31536000
</IfModule>
# No caching for dynamic files
<filesMatch “\.(php|cgi|pl|htm)$”>
ExpiresDefault A0
Header set Cache-Control “no-store, no-cache, must-revalidate, max-age=0”
Header set Pragma “no-cache”
</filesMatch>
# 1 MIN
<filesMatch “\.(html)$”>
ExpiresDefault A60
Header set Cache-Control “max-age=60, must-revalidate”
</filesMatch>
# 2 DAYS
<filesMatch “\.(xml|txt)$”>
ExpiresDefault A172800
Header set Cache-Control “max-age=172800, must-revalidate”
</filesMatch>
# 1 WEEK
<filesMatch “\.(jpg|jpeg|png|gif|swf|js|css)$”>
ExpiresDefault A604800
Header set Cache-Control “max-age=604800, must-revalidate”
</filesMatch>
# 1 MONTH
<filesMatch “\.(ico|pdf|flv)$”>
ExpiresDefault A2419200
Header set Cache-Control “max-age=2419200, must-revalidate”
</filesMatch>
# ———————————————————————-
# Mime Types
# Mime Associates the requested filename’s extensions with the file’s behavior and content
# http://httpd.apache.org/docs/2.0/mod/mod_mime.html
# ———————————————————————-
<IfModule mod_mime.c>
AddType text/css .css
AddType application/x-javascript .js
AddType text/x-component .htc
AddType text/html .html .htm
AddType text/richtext .rtf .rtx
AddType image/svg+xml .svg .svgz
AddType text/plain .txt
AddType text/xsd .xsd
AddType text/xsl .xsl
AddType text/xml .xml
AddType video/asf .asf .asx .wax .wmv .wmx
AddType video/avi .avi
AddType image/bmp .bmp
AddType application/java .class
AddType video/divx .divx
AddType application/msword .doc .docx
AddType application/vnd.ms-fontobject .eot
AddType application/x-msdownload .exe
AddType image/gif .gif
AddType application/x-gzip .gz .gzip
AddType image/x-icon .ico
AddType image/jpeg .jpg .jpeg .jpe
AddType application/vnd.ms-access .mdb
AddType audio/midi .mid .midi
AddType video/quicktime .mov .qt
AddType audio/mpeg .mp3 .m4a
AddType video/mp4 .mp4 .m4v
AddType video/mpeg .mpeg .mpg .mpe
AddType application/vnd.ms-project .mpp
AddType application/x-font-otf .otf
AddType application/vnd.oasis.opendocument.database .odb
AddType application/vnd.oasis.opendocument.chart .odc
AddType application/vnd.oasis.opendocument.formula .odf
AddType application/vnd.oasis.opendocument.graphics .odg
AddType application/vnd.oasis.opendocument.presentation .odp
AddType application/vnd.oasis.opendocument.spreadsheet .ods
AddType application/vnd.oasis.opendocument.text .odt
AddType audio/ogg .ogg
AddType application/pdf .pdf
AddType image/png .png
AddType application/vnd.ms-powerpoint .pot .pps .ppt .pptx
AddType audio/x-realaudio .ra .ram
AddType application/x-shockwave-flash .swf
AddType application/x-tar .tar
AddType image/tiff .tif .tiff
AddType application/x-font-ttf .ttf .ttc
AddType audio/wav .wav
AddType audio/wma .wma
AddType application/vnd.ms-write .wri
AddType application/vnd.ms-excel .xla .xls .xlsx .xlt .xlw
AddType application/zip .zip
</IfModule>
# ———————————————————————-
# Gzip compression
# Compress content before it is delivered to the client
# http://httpd.apache.org/docs/2.0/mod/mod_deflate.html
# ———————————————————————-
<IfModule mod_deflate.c>
# Force deflate for mangled headers 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>
<IfVersion < 2.4.4>
<IfModule filter_module>
# HTML, TXT, CSS, JavaScript, JSON, XML, HTC:
FilterDeclare COMPRESS
FilterProvider COMPRESS DEFLATE resp=Content-Type $text/html
FilterProvider COMPRESS DEFLATE resp=Content-Type $text/css
FilterProvider COMPRESS DEFLATE resp=Content-Type $text/plain
FilterProvider COMPRESS DEFLATE resp=Content-Type $text/xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $text/x-component
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/javascript
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/json
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/xhtml+xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/rss+xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/atom+xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/vnd.ms-fontobject
FilterProvider COMPRESS DEFLATE resp=Content-Type $image/svg+xml
FilterProvider COMPRESS DEFLATE resp=Content-Type $image/x-icon
FilterProvider COMPRESS DEFLATE resp=Content-Type $application/x-font-ttf
FilterProvider COMPRESS DEFLATE resp=Content-Type $font/opentype
FilterChain COMPRESS
FilterProtocol COMPRESS DEFLATE change=yes;byteranges=no
</IfModule>
</IfVersion>
<IfVersion >= 2.4.4>
<IfModule filter_module>
FilterDeclare COMPRESS
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘text/html'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘text/css'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘text/plain'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘text/xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘text/x-component'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/javascript'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/json'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/xhtml+xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/rss+xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/atom+xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/vnd.ms-fontobject'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘image/svg+xml'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘image/x-icon'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘application/x-font-ttf'”
FilterProvider COMPRESS DEFLATE “%{Content_Type} = ‘font/opentype'”
FilterChain COMPRESS
FilterProtocol COMPRESS DEFLATE change=yes;byteranges=no
</IfModule>
</IfVersion>
<IfModule !mod_filter.c>
# Legacy versions of Apache
AddOutputFilterByType DEFLATE text/html text/plain text/css application/json
AddOutputFilterByType DEFLATE application/javascript
AddOutputFilterByType DEFLATE text/xml application/xml text/x-component
AddOutputFilterByType DEFLATE application/xhtml+xml application/rss+xml application/atom+xml
AddOutputFilterByType DEFLATE image/x-icon image/svg+xml application/vnd.ms-fontobject application/x-font-ttf font/opentype
</IfModule>
</IfModule>