\ wiki forth
require string.fs
\ tag handling
: .' '' parse postpone SLiteral postpone type ; immediate
: tag ( addr u -- ) '< emit type '> emit ;
: /tag ( addr u -- ) '< emit '/ emit type '> emit ;
: tagged ( addr1 u1 addr2 u2 -- ) 2dup 2>r tag type 2r> /tag ;
\ environment handling
Variable oldenv
Variable envs 10 0 [DO] 0 , [LOOP]
: env$ ( -- addr ) envs dup @ 1+ cells + ;
: env ( addr u -- ) env$ $! ;
: env? ( -- ) envs @ oldenv @
2dup > IF env$ $@ tag THEN
2dup < IF env$ cell+ $@ /tag env$ cell+ $off THEN
drop oldenv ! ;
: +env 1 envs +! ;
: -env -1 envs +! env? ;
: -envs envs @ 0 ?DO -env cr LOOP ;
: >env ( addr u -- ) +env env env? ;
\ link creation
Variable link
Variable link-suffix
Variable do-icon
Variable do-size
: link-icon? ( -- ) do-icon @ 0= ?EXIT
link $@ '. $split link-suffix $! 2drop s" .*" link-suffix $+!
s" icons" open-dir throw >r
BEGIN
pad $100 r@ read-dir throw WHILE
pad swap 2dup link-suffix $@ filename-match
IF .' <img src="icons/' type .' ">' true
ELSE 2drop false THEN
UNTIL ELSE '( emit link-suffix $@ 2 - type ') emit THEN
r> close-dir throw ;
: link-size? ( -- ) do-size @ 0= ?EXIT
link $@ r/o open-file IF drop EXIT THEN >r
r@ file-size throw $400 um/mod nip ." (" 0 u.r ." k)"
r> close-file throw ;
: link-options ( addr u -- addr' u' )
do-icon off do-size off
BEGIN dup 1 >= WHILE
over c@ CASE
'% OF do-size on 1 /string ENDOF
'& OF do-icon on 1 /string ENDOF
drop EXIT
ENDCASE
REPEAT ;
: .link ( -- ) '[ parse type '] parse '| $split
link-options link $!
link $@len 0= IF 2dup link $! s" .html" link $+! THEN
link-icon? .' <a href="' link $@ type .' ">' type s" a" /tag
link-size? ;
\ line handling
: parse-tag ( addr u char -- )
>r r@ parse type
r> parse 2swap tagged ;
: .bold ( -- ) s" b" '* parse-tag ;
: .em ( -- ) s" em" '_ parse-tag ;
: parse-line ( -- )
BEGIN >in @ >r char r> >in !
CASE
'* OF .bold ENDOF
'_ OF .em ENDOF
'[ OF .link ENDOF
>in @ >r char drop
source r@ /string >in @ r> - nip type
ENDCASE
source nip >in @ = UNTIL ;
\ paragraph handling
: parse-par ( -- )
BEGIN parse-line cr refill WHILE
source nip 0= UNTIL THEN ;
: par ( addr u -- ) env? 2dup tag parse-par /tag cr cr ;
: line ( addr u -- ) env? 2dup tag parse-line /tag cr cr ;
\ handle global tags
wordlist constant longtags
Variable end-sec
longtags set-current
: --- cr s" hr" tag ;
: * s" h1" line ;
: ** s" h2" line ;
: *** s" h3" line ;
: - s" ul" env s" li" par ;
: + s" ol" env s" li" par ;
: << +env ;
: >> -env ;
: . end-sec on ;
: \ postpone \ ;
definitions
\ parse a section
: refill-loop ( -- ) end-sec off
BEGIN refill WHILE >in off
bl sword find-name
?dup IF name>int execute
ELSE source nip IF >in off s" p" par THEN THEN
end-sec @ UNTIL THEN ;
: parse-section ( -- )
get-order longtags 1 set-order refill-loop set-order ;
\ HTML head
: .title ( addr u -- )
.' <!doctype html public "-//w3c//dtd html 4.0 transitional//en">' cr
s" html" >env s" head" >env
.' <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">' cr
s" title" tagged cr
-env ;
\ HTML trailer
Variable mail
Variable mail-name
: .trailer
s" address" >env s" center" >env
." Last modified: " time&date rot 0 u.r swap 1-
s" janfebmaraprmayjunjulaugsepoctnovdec" rot 3 * /string 3 min type
0 u.r
.' by <a href="mailto:' mail $@ type .' ">' mail-name $@ type s" a" /tag
-envs ;
\ top word
: maintainer
bl sword mail $! '" parse 2drop '" parse mail-name $! ;
: wf ( -- )
outfile-id >r
bl sword r/w create-file throw to outfile-id
'" parse 2drop '" parse .title
+env s" body" env
['] parse-section catch .trailer
outfile-id close-file throw
r> to outfile-id
dup 0< IF throw ELSE drop THEN ;
\ simple text data base
: get-rest ( addr -- ) 0 parse -trailing rot $! ;
Variable last-entry
Variable field#
: table: ( xt n -- ) Create , , 1 field# !
DOES> 2@ >in @ >r longtags set-current
Create definitions swap , r> >in !
here last-entry !
dup 0 DO 0 , LOOP
1 DO s" " last-entry @ I cells + $! LOOP
last-entry @ get-rest
DOES> dup cell+ swap perform ;
: field: Create field# @ , 1 field# +!
DOES> @ cells last-entry @ + get-rest ;
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