# ----------------------------------------------------------------------
# Environment Name
# ----------------------------------------------------------------------

# Sets the environment that CodeIgniter runs under.
# SetEnv CI_ENVIRONMENT development

# ----------------------------------------------------------------------
# UTF-8 encoding
# ----------------------------------------------------------------------

# 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>

# ----------------------------------------------------------------------
# Rewrite engine
# ----------------------------------------------------------------------

# Turning on the rewrite engine is necessary for the following rules and features.
# FollowSymLinks must be enabled for this to work.
<IfModule mod_rewrite.c>
	Options +FollowSymlinks
	RewriteEngine On

	# If you installed CodeIgniter in a subfolder, you will need to
	# change the following line to match the subfolder you need.
	# http://httpd.apache.org/docs/current/mod/mod_rewrite.html#rewritebase
	RewriteBase /

	# Redirect Trailing Slashes...
    RewriteRule ^(.*)/$ /$1 [L,R=301]

	# Rewrite "www.example.com -> example.com"
	RewriteCond %{HTTPS} !=on
	RewriteCond %{HTTP_HOST} ^www\.(.+)$ [NC]
	RewriteRule ^ http://%1%{REQUEST_URI} [R=301,L]

	# Checks to see if the user is attempting to access a valid file,
    # such as an image or css document, if this isn't true it sends the
    # request to the front controller, index.php
	RewriteCond %{REQUEST_FILENAME} !-f
	RewriteCond %{REQUEST_FILENAME} !-d
	RewriteRule ^(.*)$ index.php/$1 [L]

	# Ensure Authorization header is passed along
    RewriteCond %{HTTP:Authorization} .
    RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
</IfModule>

<IfModule !mod_rewrite.c>
    # If we don't have mod_rewrite installed, all 404's
    # can be sent to index.php, and everything works as normal.
    ErrorDocument 404 index.php
</IfModule>

# ----------------------------------------------------------------------
# Gzip compression
# ----------------------------------------------------------------------

<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>

	# 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/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>