factor/extra/webapps/planet/planet.factor

135 lines
4.1 KiB
Factor

USING: sequences rss arrays concurrency kernel sorting
html.elements io assocs namespaces math threads vocabs html
furnace http.server.templating calendar math.parser splitting
continuations debugger system http.server.responders
xml.writer ;
IN: webapps.planet
: print-posting-summary ( posting -- )
<p "news" =class p>
<b> dup entry-title write </b> <br/>
<a entry-link =href "more" =class a>
"Read More..." write
</a>
</p> ;
: print-posting-summaries ( postings -- )
[ print-posting-summary ] each ;
: print-blogroll ( blogroll -- )
<ul "description" =class ul>
[
<li> <a dup third =href a> first write </a> </li>
] each
</ul> ;
: format-date ( date -- string )
rfc3339>timestamp timestamp>string ;
: print-posting ( posting -- )
<h2 "posting-title" =class h2>
<a dup entry-link =href a>
dup entry-title write-html
</a>
</h2>
<p "posting-body" =class p>
dup entry-description write-html
</p>
<p "posting-date" =class p>
entry-pub-date format-date write
</p> ;
: print-postings ( postings -- )
[ print-posting ] each ;
SYMBOL: default-blogroll
SYMBOL: cached-postings
: safe-head ( seq n -- seq' )
over length min head ;
: mini-planet-factor ( -- )
cached-postings get 4 safe-head print-posting-summaries ;
: planet-factor ( -- )
serving-html [ "planet" render-template ] with-html-stream ;
\ planet-factor { } define-action
: planet-feed ( -- feed )
"[ planet-factor ]"
"http://planet.factorcode.org"
cached-postings get 30 safe-head <feed> ;
: feed.xml ( -- )
"text/xml" serving-content
planet-feed feed>xml write-xml ;
\ feed.xml { } define-action
: style.css ( -- )
"text/css" serving-content
"style.css" send-resource ;
\ style.css { } define-action
SYMBOL: last-update
: diagnostic write print flush ;
: fetch-feed ( triple -- feed )
second
dup "Fetching " diagnostic
dup download-feed feed-entries
swap "Done fetching " diagnostic ;
: <posting> ( author entry -- entry' )
clone
[ ": " swap entry-title 3append ] keep
[ set-entry-title ] keep ;
: ?fetch-feed ( triple -- feed/f )
[ fetch-feed ] [ error. drop f ] recover ;
: fetch-blogroll ( blogroll -- entries )
dup 0 <column>
swap [ ?fetch-feed ] parallel-map
[ [ <posting> ] with map ] 2map concat ;
: sort-entries ( entries -- entries' )
[ [ entry-pub-date ] compare ] sort <reversed> ;
: update-cached-postings ( -- )
default-blogroll get
fetch-blogroll sort-entries
cached-postings set-global ;
: update-thread ( -- )
millis last-update set-global
[ update-cached-postings ] in-thread
10 60 * 1000 * sleep
update-thread ;
: start-update-thread ( -- )
[ update-thread ] in-thread ;
"planet" "planet-factor" "extra/webapps/planet" web-app
{
{ "Berlin Brown" "http://factorlang-fornovices.blogspot.com/feeds/posts/default" "http://factorlang-fornovices.blogspot.com" }
{ "Chris Double" "http://www.blogger.com/feeds/18561009/posts/full/-/factor" "http://www.bluishcoder.co.nz/" }
{ "Elie Chaftari" "http://fun-factor.blogspot.com/feeds/posts/default" "http://fun-factor.blogspot.com/" }
{ "Doug Coleman" "http://code-factor.blogspot.com/feeds/posts/default" "http://code-factor.blogspot.com/" }
{ "Daniel Ehrenberg" "http://useless-factor.blogspot.com/feeds/posts/default" "http://useless-factor.blogspot.com/" }
{ "Gavin Harrison" "http://gmh33.blogspot.com/feeds/posts/default" "http://gmh33.blogspot.com/" }
{ "Kevin Marshall"
"http://blog.botfu.com/?cat=9&feed=atom"
"http://blog.botfu.com/" }
{ "Kio M. Smallwood"
"http://sekenre.wordpress.com/feed/atom/"
"http://sekenre.wordpress.com/" }
{ "Phil Dawes" "http://www.phildawes.net/blog/category/factor/feed/atom" "http://www.phildawes.net/blog/" }
{ "Samuel Tardieu" "http://www.rfc1149.net/blog/tag/factor/feed/atom/" "http://www.rfc1149.net/blog/tag/factor/" }
{ "Slava Pestov" "http://factor-language.blogspot.com/atom.xml" "http://factor-language.blogspot.com/" }
} default-blogroll set-global