source: FOIAVistA/tag/r/TOOLKIT-AWCM-XD-XIN-XPAR-XQAB-XT-XUC-XUR-ZIN-ZTED/XTLKWIC.m@ 1154

XTLKWIC ;IHS/OHPRD/ACC,ALB/JLU,SFISC/JC - KWIC ROUTINE FOR FILE MANAGER ;07/22/93  15:52
 ;;7.3;TOOLKIT;;Apr 25, 1995
S N SWB,OSTATE,STATE,LLEN,C,D,I,J,WF,WS,WD,WD2,WL,END,Q
 S D=%,L=$S($D(JLX):JLX,1:X) K JLX
 D TOKENIZE S I="" F J=0:0 S I=$O(WT(I)) Q:I=""  I ^DD("KWIC")'[("^"_I_"^") S @D=""
 G QUIT
K N SWB,OSTATE,STATE,LLEN,C,D,I,J,WF,WS,WD,WD2,WL,END,Q
 S D=%,L=$S($D(JLX):JLX,1:X) K JLX
 D TOKENIZE S I="" F J=0:0 S I=$O(WT(I)) Q:I=""  I ^DD("KWIC")'[("^"_I_"^") K:'($D(@D)\10) @D
QUIT K WT,I,J Q
TOKENIZE ; CONVERT INPUT LINE TO TOKENS ; [ 03/20/86  12:44 PM ]
 K WT
 D CONVERT
 K SWB,OSTATE,STATE,LLEN,C,I,J,WF,WS,WD,WD2,WL,END,Q
 Q
 ;
CONVERT ; DO ACTUAL CONVERSION
 S SWB="",STATE="SKIP",I=0,LLEN=$L(L)
CHLOOP S I=I+1
 I I>LLEN S END=1 D:STATE="SCAN" ENDWORD Q
 S C=$E(L,I)
 S OSTATE=STATE
 I OSTATE="SKIP",C'?1P S STATE="SCAN",WS=I
 I OSTATE="SCAN",C?1P,C'="-",C'="'" S END=0 D ENDWORD S STATE="SKIP"
 G CHLOOP
ENDWORD S WL=I-WS,WD=$E(L,WS,I-1)
 I WL=1 S SWB=SWB_WD I END S WD=SWB D STOREWD
 I WL>1 D STOREWD I SWB'="" S WD=SWB,SWB="" D STOREWD
 Q
STOREWD ;
REMQT S J=$F(WD,"'") I J>0 S WD=$E(WD,1,J-2)_$E(WD,J,255) G REMQT
 I WD'["-" D STOREWD2 Q
 S WD2="" F J=1:1 S WF=$P(WD,"-",J) Q:WF=""  Q:$L(WF)>2  S WD2=WD2_WF
 I WF="" S WD=WD2 D STOREWD2 Q
 S WD2=WD F J=1:1 S WF=$P(WD2,"-",J) Q:WF=""  S WD=WF D STOREWD2
 Q
STOREWD2 ;
 Q:(WD?1N.E)!(^DD("KWIC")[("^"_WD_"^"))
 Q:$L(WD)=2&("^IN^OF^AN^IS^AS^AT^IF^IT^ON^OR^BY^"[("^"_WD_"^"))
 Q:WD?1N.E
 S WT(WD)=""
 Q