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.Dd January 30, 2016
.Dt SFEEDRC 5
.Os
.Sh NAME
.Nm sfeedrc
.Nd sfeed_update(1) configuration file
.Sh DESCRIPTION
.Nm
is the configuration file for
.Xr sfeed_update 1 .
.Pp
The variable
.Va sfeedpath
can be set for the directory to store the feeds files,
by default this is
.Pa $HOME/.sfeed/feeds .
.
.Sh FUNCTIONS
The following functions must be defined in a
.Xr sfeedrc 5
file:
.Bl -tag -width Ds
.It feeds
This function is like a "main" function called from
.Xr sfeed_update 1 .
.It feed
Function to process the feed, its arguments are in order:
.Bl -tag -width Ds
.It name
Name of the feed, this is also used as the filename for the feeds file.
.It feedurl
Uri to fetch the RSS/Atom data from, generally a HTTP or HTTPS uri.
.It Op basesiteurl
According to the RSS and Atom specification feeds should always have absolute
urls, however this is not always the case in practise. This option allows to
specify the base url to fix the relative urls.
.It Op encoding
Feeds are decoded from this name to utf-8, the name should be a usable
character-set for the
.Xr iconv 1
tool.
.El
.El
.Sh OVERRIDE FUNCTIONS
Each function of
.Xr sfeed_update 1
can be overridden to change its behaviour, notable functions are:
.Bl -tag -width Ds
.It fetchfeed
Fetch feed from url and writes data to stdout, its arguments are:
.Bl -tag -width Ds
.It uri
Uri to fetch.
.It name
Specified name in configuration file (useful for logging).
.It feedfile
Used feedfile (useful for checking modification times).
.El
.It merge
Merge data of oldfile with newfile and writes it to stdout, its arguments are:
.Bl -tag -width Ds
.It oldfile
Old file.
.It newfile
New file.
.El
.It convertencoding
Convert from text-encoding to another and writes it to stdout, its arguments
are:
.Bl -tag -width Ds
.It from
From text-encoding.
.It to
To text-encoding.
.El
.El
.Pp
See the contents of
.Xr sfeed_update 1
for more.
.Sh EXAMPLES
An example configuration file is included named sfeedrc.example and also
shown below:
.Bd -literal
#sfeedpath="$HOME/.sfeed/feeds"
# list of feeds to fetch:
feeds() {
# feed <name> <feedurl> [basesiteurl] [encoding]
feed "codemadness" "http://www.codemadness.nl/rss.xml"
feed "explosm" "http://feeds.feedburner.com/Explosm"
feed "linux kernel" "http://kernel.org/kdist/rss.xml" "http://kernel.org"
feed "slashdot" "http://rss.slashdot.org/Slashdot/slashdot" "http://slashdot.org"
feed "tweakers" "http://feeds.feedburner.com/tweakers/mixed" "http://tweakers.net" "iso-8859-1"
# get youtube Atom feed: curl -s -L 'https://www.youtube.com/user/gocoding/videos' | sfeed_web | cut -f 1
feed "yt golang" "https://www.youtube.com/feeds/videos.xml?channel_id=UCO3LEtymiLrgvpb59cNsb8A"
feed "xkcd" "http://xkcd.com/atom.xml" "http://xkcd.com"
}
.Ed
.Sh SEE ALSO
.Xr sfeed_update 1 ,
.Xr sh 1
.Sh AUTHORS
.An Hiltjo Posthuma Aq Mt hiltjo@codemadness.org
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