cgi.f

   1 #! /usr/bin/spf4
   2 \ #! /home/ygrek/work/forth/spf/spf4
   3
   4 REQUIRE ATTACH ~pinka/samples/2005/lib/append-file.f
   5 REQUIRE USER-TYPE ~ygrek/lib/typestr.f
   6 \ :NONAME 2DROP ; TO USER-TYPE \ no stdout
   7
   8 REQUIRE XSLTmm ~ac/lib/lin/xml/xslt.f
   9 REQUIRE XHTML ~ygrek/lib/xhtml/core.f
  10 REQUIRE DumpParams ~ac/lib/string/get_params.f
  11 REQUIRE EQUAL ~pinka/spf/string-equal.f
  12 REQUIRE NOT ~profit/lib/logic.f
  13 REQUIRE cat ~ygrek/lib/cat.f
  14 REQUIRE ALLOCATED ~pinka/lib/ext/basics.f
  15 REQUIRE NUMBER ~ygrek/lib/parse.f
  16 REQUIRE DateTime>PAD ~ygrek/lib/spec/unixdate.f
  17 REQUIRE FileLines=> ~ygrek/lib/filelines.f
  18 REQUIRE READ-FILE-EXACT ~pinka/lib/files-ext.f
  19 \ REQUIRE CREATE-ANON-PIPE ~ygrek/lib/sys/pipe.f
  20
  21 : (sys) ( az -- x )
  22   (()) fork ?DUP
  23   IF
  24     NIP
  25     1 <( 0 0 )) waitpid
  26   ELSE
  27     \ FIXME
  28     >R
  29     S" /bin/sh" DROP DUP 2 <( S" -c" DROP R> 0 )) execlp \ no return
  30   THEN ;
  31
  32 : sys ( a u -- ) DROP (sys) DROP ;
  33
  34 : BACKSTRFREE ( s --> s \ <-- ) PRO BACK STRFREE TRACKING RESTB CONT ;
  35 : SEVALUATE BACKSTRFREE STR@ EVALUATE ;
  36 \ append s1 to s
  37 : SAPPEND ( s s1 -- s' ) OVER S+ ;
  38
  39 ALSO XMLSAFE
  40 ALSO XHTML
  41
  42 \ Every page
  43 : <page> ( `title -- )
  44    PRO
  45    xml-declaration
  46    doctype-strict
  47    xhtml
  48    << `head tag
  49      << `application/xhtml+xml;charset=utf-8 `content-type http-equiv >>
  50      << `title tag ( `title ) TYPE >>
  51 \     << `wiki.css link-stylesheet >>
  52    >>
  53
  54    `body tag
  55    CONT ;
  56
  57 : input ( `value `name `type -- ) %[ `type $$ `name $$ `value $$ ]% `input /atag ;
  58
  59 : render-edit ( a u -- )
  60   \ << `h1 tag S" Nota bene: Editing is disabled ('save' will ignore your changes)" TYPE >>
  61   %[ `POST `method $$ S" " `action $$ ]% `form atag
  62   `div tag
  63
  64   <<
  65     %[ `content `name $$ `25 `rows $$ `80 `cols $$ ]% `textarea atag
  66     ( a u ) TYPE
  67   >>
  68
  69   `save `button `submit input
  70 ;
  71
  72 : GetParamInt ( `str -- n ) GetParam NUMBER NOT IF 0 THEN ;
  73
  74 20 1024 * CONSTANT limit
  75
  76 : process ( a u -- )
  77   `p tag
  78   DUP limit > IF DROP limit S" Input too long, truncated" TYPE CR THEN
  79   << `pre tag 2DUP TYPE >>
  80   hrule
  81   \ (( 0 )) tmpnam ASCIIZ> >STR
  82   \     (( 0 )) tmpnam ASCIIZ> >STR
  83         (( S" sql" DROP 0x1FF )) mkdir DROP
  84         ms@ DUP " sql/{n}.in" SWAP " sql/{n}.out" { src dst }
  85   \ src STR@ TYPE CR dst STR@ TYPE CR
  86   src STR@ OCCUPY
  87   dst STR@ src STR@ " ./sql2cpp {s} > {s}" STR@ sys
  88   dst STR@ FILE
  89   << `pre tag TYPE >>
  90   hrule ;
  91
  92 : main ( -- )
  93   S" SQL to C++ code generator" 2DUP <page>
  94         << `h1 tag `/p/sql_to_cpp.html link-text >>
  95   `content GetParam DUP 0= IF 2DROP S" " render-edit ELSE process THEN
  96   \ S" CREATE TABLE x (z INT);" process
  97 ;
  98
  99 PREVIOUS
 100 PREVIOUS
 101
 102 : content:html S" Content-type: text/html" TYPE CR ;
 103 : content:xhtml S" Content-type: application/xhtml+xml" TYPE CR ;
 104 : content-length " Content-Length: {n}" STYPE CR ;
 105
 106 \ : comment PRO ." <!-- " CONT ." -->" ;
 107
 108 : get_post_params
 109   S" CONTENT_LENGTH" ENVIRONMENT? NOT IF EXIT THEN
 110   NUMBER NOT IF EXIT THEN
 111   ALLOCATED 2DUP H-STDIN READ-FILE-EXACT IF 2DROP ELSE GetParamsFromString THEN ;
 112   \ ALLOCATED 2DUP H-STDIN READ-FILE . NIP 2DUP TYPE CR GetParamsFromString ;
 113
 114 : get_get_params
 115   S" QUERY_STRING" ENVIRONMENT? IF GetParamsFromString THEN ;
 116
 117 : get_params
 118   `REQUEST_METHOD ENVIRONMENT? NOT IF EXIT THEN
 119    2DUP `POST CEQUAL IF 2DROP get_post_params EXIT THEN
 120    2DUP `GET  CEQUAL IF 2DROP get_get_params EXIT THEN
 121    2DROP ;
 122
 123 [UNDEFINED] WINAPI: [IF]
 124 : environ
 125   S" environ" symbol-lookup symbol-address @
 126   BEGIN
 127    DUP @
 128   WHILE
 129    DUP @ ASCIIZ> TYPE CR
 130    CELL+
 131   REPEAT
 132   DROP ;
 133 [ELSE]
 134
 135 WINAPI: GetEnvironmentStrings KERNEL32.DLL
 136
 137 : environ
 138   GetEnvironmentStrings
 139   BEGIN
 140    DUP B@
 141   WHILE
 142    ASCIIZ> 2DUP TYPE CR
 143    + 1+
 144   REPEAT
 145   DROP ;
 146
 147 [THEN]
 148
 149 : env ENVIRONMENT? NOT IF S" " THEN ;
 150
 151 : TAB 0x09 EMIT ;
 152
 153 : log_request
 154   LAMBDA{
 155   TIME&DATE DateTime>PAD TYPE TAB
 156   `REMOTE_ADDR env TYPE TAB
 157   `REQUEST_METHOD env TYPE TAB
 158   `SCRIPT_NAME env TYPE SPACE
 159   `QUERY_STRING env TYPE TAB
 160   `HTTP_USER_AGENT env TYPE
 161   } TYPE>STR BACKSTRFREE STR@ `request.log ATTACH-LINE-CATCH DROP ;
 162
 163 : headers
 164   content:xhtml
 165 \  S" Cache-Control: no-cache" TYPE CR
 166 ;
 167
 168 : content
 169   log_request
 170   get_params
 171   main
 172   CR ;
 173
 174 : index
 175   headers
 176   ['] content TYPE>STR DUP STRLEN content-length
 177   CR
 178   STYPE
 179   BYE ;
 180
 181 \ : index headers CR content ;
 182
 183 \ : REQUEST_METHOD S" GET" ;
 184 \ : QUERY_STRING S" page_name=MainPage" ;
 185
 186 \ ' TYPE1 TO USER-TYPE
 187
 188 : save ['] index MAINX ! `sql.cgi SAVE ;
 189  save BYE
 190
 191 index