#### URL resolution

Options +FollowSymLinks +Indexes +MultiViews

DirectorySlash off

DirectoryIndex disabled

	# index.* is instead supported by "redirect to index.*" RewriteRule

### mod_rewrite

RewriteEngine on

RewriteOptions AllowNoSlash

SetEnvIf Request_URI ^ innermost_dir=/

# auto-detect dotpath in query string (having a . or & before any = )

# you can prepend . to force a dotpath, or & to force a query param

# must come before username prefix parsing, because it requires the leading [.&]

RewriteCond %{QUERY_STRING} ^(?![.&]).+$

	# [.&] not already prepended and non-empty

RewriteCond %{QUERY_STRING} ^[^=]*(?:[.&]|$)

	# . or & before any =

RewriteCond %{QUERY_STRING} ^.*$

RewriteRule ^.*$ $0?%1.%2 [discardpath,noescape]

# otherwise, prepend & to force a query param

RewriteCond %{QUERY_STRING} ^(?![.&]).+$

	# [.&] not already prepended and non-empty

RewriteCond %{QUERY_STRING} ^.*$

RewriteRule ^.*$ $0?&%0 [discardpath,noescape]

# handle username-based prefix subpaths of the form "__@host" or "__@host?query"

# *note*: paths and subdomains are *not* supported when using usernames

# supports multiple @ , nested . , query str: a@b.c@host?d&q -> host.?b.c.a.d&q

# better than subpath.host because case is preserved and special chars allowed

# **IMPORTANT**: to access the home page after visiting a URL with a username,

#  you must append . to the host (other pages are not affected by this problem)

# must come before external redirects, because they lose the username

RewriteCond %{HTTP_HOST} ^[^.]+\.[^.]+$

	# doesn't have subdomain & host doesn't end in . (which disables usernames)

RewriteCond %{REQUEST_URI} =/

	# doesn't have path (which disables usernames to avoid needing trailing . )

RewriteCond %{ENV:usernames_disabled} =""

	# not explicitly disabled by a RewriteRule

RewriteRule ^.*$ username_prefix.php [discardpath,last,noescape,qsappend]

# remove www subdomain

RewriteCond %{HTTP_HOST} ^www\.(.*)$

RewriteRule ^.*$ %{REQUEST_SCHEME}://%1%{REQUEST_URI} [discardpath,last,noescape,qsappend]

# remove linewraps used to create a newline for Google spreadsheets

RewriteRule ^_-(.*)$ /$1 [discardpath,last,noescape,qsappend,redirect]

## translate subdomain to path

# set REQUEST_URI_no_extra_/

RewriteCond %{REQUEST_URI} ^(?:/|(.*))$

RewriteRule ^ - [env=REQUEST_URI_no_extra_/:%1]

# translate

RewriteCond %{HTTP_HOST} !=vegbiendev.nceas.ucsb.edu

RewriteCond %{HTTP_HOST} ^(.*)\.([^.]+\.[^.]+)\.?$

RewriteRule ^.*$ %{REQUEST_SCHEME}://%2/${subdomain2path:%1}%{ENV:REQUEST_URI_no_extra_/} [discardpath,last,noescape,qsappend]

# use separate lowercase version when available

RewriteCond %{ENV:innermost_dir} =/

RewriteCond %{DOCUMENT_ROOT}/$1 !-d

RewriteCond .${tolower:$1} ^.*$

RewriteCond %{DOCUMENT_ROOT}/%0 -d

RewriteRule ^([^/]*)(.*)$ %0$2 [discardpath,last,noescape,qsappend]

	# last: rewrite in the new subdir instead of applying this dir's rules

## parse dotpath in query string

# make dotpath replacement start with ./ instead of /

RewriteCond %{QUERY_STRING} ^\.

RewriteRule ^$ . [discardpath,noescape,qsappend]

# parse dotpath levels repeatedly in QUERY_STRING

RewriteCond %{QUERY_STRING} ^\.([^./&]*?)(?:\[([^\[\]/&]*)\])?([.&].*)?$

RewriteRule ^(.*?)(?:/(?:index(?:\.\w+)?)?)?$ $1/%1%2?%3 [discardpath,noescape,next,env=needs_redirect:1]

# redirect so REQUEST_URI is populated from REQUEST_FILENAME

RewriteCond %{ENV:needs_redirect} !=""

RewriteRule ^ - [discardpath,last,noescape,qsappend,redirect]

	# - uses REQUEST_FILENAME as redirect dest instead of empty REQUEST_URI

# <dir>/all forces mod_autoindex listing

RewriteRule ^(.*/)?all$ $1 [discardpath,last,noescape,qsappend,env=mod_autoindex_listing:1]

# for dirs, redirect to index.* unless mod_autoindex listing was requested

# can't use "index" b/c MultiViews doesn't support that filename in Ubuntu 14.04

RewriteCond %{REQUEST_FILENAME}index.php -F

	# use -F subrequest so that MultiViews auto-appends any extension

RewriteCond %{ENV:REDIRECT_mod_autoindex_listing} =""

RewriteRule ^(.*/)?$ $1index.php [discardpath,last,noescape,qsappend]

RewriteCond %{REQUEST_FILENAME}index.htm -F

	# use -F subrequest so that MultiViews auto-appends any extension

RewriteCond %{ENV:REDIRECT_mod_autoindex_listing} =""

RewriteRule ^(.*/)?$ $1index.htm [discardpath,last,noescape,qsappend]

# don't rewrite existing dirs with trailing /

RewriteCond %{REQUEST_FILENAME} -d

RewriteRule ^.+/$ - [discardpath,last,noescape,qsappend]

# don't rewrite existing files

RewriteCond %{REQUEST_FILENAME} -f

RewriteRule ^.+$ - [discardpath,last,noescape,qsappend]

# auto-add trailing / unless has an .htaccess with possible redirect

RewriteCond %{REQUEST_FILENAME} -d

RewriteCond %{REQUEST_FILENAME}/.htaccess !-f

RewriteRule ^.+$ %{REQUEST_URI}/ [discardpath,last,noescape,qsappend,redirect]

# prepend dir name if it's part of the filename (e.g. dir/file -> dir/dir.file)

# works only if dir supports relative redirects and sets %{ENV:innermost_dir}

RewriteCond %{REQUEST_FILENAME} ^(.*/)?(.+?)$

RewriteCond %1%{ENV:innermost_dir}.%2 -F

RewriteRule ^(?!/)(.*/)?(.+?)$ $1%{ENV:innermost_dir}.$2 [discardpath,last,noescape,qsappend,redirect]

## specific to /

RewriteCond %{ENV:innermost_dir} =/

RewriteRule ^.+$ /VegCore/$0 [discardpath,last,noescape,qsappend]

#### directory indexing

### mod_autoindex

IndexOptions +FoldersFirst +HTMLTable +IconsAreLinks +IgnoreCase +TrackModified +VersionSort +XHTML

IndexOrderDefault Ascending Description

IndexStyleSheet /main.css

IndexHeadInsert '<div><i>Note that some listed files are not web-accessible. They will produce a "Forbidden" error when clicked.</i></div>'

IndexIgnoreReset on

IndexIgnore .svn