factor/extra/yahoo/yahoo.factor

61 lines
1.8 KiB
Factor

! Copyright (C) 2006 Daniel Ehrenberg, Walton Chan
! See http://factorcode.org/license.txt for BSD license.
USING: http.client xml xml.traversal kernel sequences
math.parser urls accessors locals ;
IN: yahoo
TUPLE: result title url summary ;
C: <result> result
TUPLE: search query results adult-ok start appid region type
format similar-ok language country site subscription license ;
: parse-yahoo ( xml -- seq )
"Result" deep-tags-named [
{ "Title" "Url" "Summary" }
[ tag-named children>string ] with map
first3 <result>
] map ;
CONSTANT: yahoo-url URL" http://search.yahooapis.com/WebSearchService/V1/webSearch"
:: param ( search url name quot -- search url )
search url search quot call
[ name set-query-param ] when* ; inline
: num-param ( search str quot -- search )
[ dup [ number>string ] when ] compose param ; inline
: bool-param ( search str quot -- search )
[ "1" and ] compose param ; inline
: query ( search -- url )
yahoo-url clone
"appid" [ appid>> ] param
"query" [ query>> ] param
"region" [ region>> ] param
"type" [ type>> ] param
"format" [ format>> ] param
"language" [ language>> ] param
"country" [ country>> ] param
"site" [ site>> ] param
"subscription" [ subscription>> ] param
"license" [ license>> ] param
"results" [ results>> ] num-param
"start" [ start>> ] num-param
"adult_ok" [ adult-ok>> ] bool-param
"similar_ok" [ similar-ok>> ] bool-param
nip ;
CONSTANT: factor-id "fRrVAKzV34GDyeRw6bUHDhEWHRedwfOC7e61wwXZLgGF80E67spxdQXuugBe2pgIevMmKwA-"
: <search> ( query -- search )
search new
factor-id >>appid
10 >>results
swap >>query ;
: yahoo-search ( search -- seq )
query http-get nip string>xml parse-yahoo ;