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Routine: ORHLESC

ORHLESC.m

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  1. ORHLESC ;SLC/JMH - HL7 UTILITY ;11:26 AM 2 Apr 2001
  1. ;;3.0;ORDER ENTRY/RESULTS REPORTING;**243**;Dec 17, 1997;Build 242
  1. ;
  1. ; VAL = COMPONENT_REPETITION_ESCAPE_SUBCOMPONENT_FIELD
  1. ;
  1. ESC(ORSTR,VAL) ; REPLACE HL7 DELIMITER CHAR
  1. N SEPC,SEPR,SEPS,SEPF,SEPE,REPSEPC,REPSEPR,REPSEPS,REPSEPF,REPSEPE,I,HL7DEL
  1. I '$L($G(VAL)) S VAL="~|\&^"
  1. I $G(ORSTR)="" Q ""
  1. I $TR(ORSTR,$G(VAL))=ORSTR Q ORSTR
  1. N X,Y,Z,RES
  1. S SEPE=$E(VAL,3),REPSEPE=SEPE_"E"_SEPE
  1. S SEPC=$E(VAL,1),REPSEPC=SEPE_"S"_SEPE
  1. S SEPR=$E(VAL,2),REPSEPR=SEPE_"R"_SEPE
  1. S SEPS=$E(VAL,4),REPSEPS=SEPE_"T"_SEPE
  1. S SEPF=$E(VAL,5),REPSEPF=SEPE_"F"_SEPE
  1. S RES=ORSTR
  1. I $F(ORSTR,SEPE) S X=RES D
  1. . S Z=$P(X,SEPE,2,9999),Y=$P(X,SEPE)_REPSEPE_Z,RES=Y,X=Z I '$F(Z,SEPE) Q
  1. . F I=2:1 S Z=$P(X,SEPE,2,9999),Y=$P(RES,REPSEPE,1,I-1)_REPSEPE_$P(X,SEPE)_REPSEPE_Z,RES=Y,X=Z I '$F(Z,SEPE) Q
  1. ;
  1. I $F(RES,SEPC) F I=1:1 S Y=$P(RES,SEPC)_REPSEPC_$P(RES,SEPC,2,9999),RES=Y I '$F(RES,SEPC) Q
  1. I $F(RES,SEPR) F I=1:1 S Y=$P(RES,SEPR)_REPSEPR_$P(RES,SEPR,2,9999),RES=Y I '$F(RES,SEPR) Q
  1. I $F(RES,SEPS) F I=1:1 S Y=$P(RES,SEPS)_REPSEPS_$P(RES,SEPS,2,9999),RES=Y I '$F(RES,SEPS) Q
  1. I $F(RES,SEPF) F I=1:1 S Y=$P(RES,SEPF)_REPSEPF_$P(RES,SEPF,2,9999),RES=Y I '$F(RES,SEPF) Q
  1. Q RES
  1. UNESC(ORSTR,VAL) ;
  1. ; Remove Escape Characters from HL7 Message Text
  1. ; Escape Sequence codes:
  1. ; F = field separator (ORFS)
  1. ; S = component separator (ORCS)
  1. ; R = repetition separator (ORRS)
  1. ; E = escape character (ORES)
  1. ; T = subcomponent separator (ORSS)
  1. N ORFS,ORCS,ORRS,ORES,ORSS
  1. I '$L($G(VAL)) S VAL="~|\&^"
  1. S ORFS=$E(VAL,5)
  1. S ORCS=$E(VAL,1)
  1. S ORRS=$E(VAL,2)
  1. S ORES=$E(VAL,3)
  1. S ORSS=$E(VAL,4)
  1. N ORCHR,ORREP,I1,I2,J1,J2,K,VALUE
  1. F ORCHR="F","S","R","E","T" S ORREP(ORES_ORCHR_ORES)=$S(ORCHR="F":ORFS,ORCHR="S":ORCS,ORCHR="R":ORRS,ORCHR="E":ORES,ORCHR="T":ORSS)
  1. S ORSTR=$$REPLACE^XLFSTR(ORSTR,.ORREP)
  1. F S I1=$P(ORSTR,ORES_"X") Q:$L(I1)=$L(ORSTR) D
  1. .S I2=$P(ORSTR,ORES_"X",2,99)
  1. .S J1=$P(I2,ORES) Q:'$L(J1)
  1. .S J2=$P(I2,ORES,2,99)
  1. .S VALUE=$$BASE^XLFUTL($$UP^XLFSTR(J1),16,10)
  1. .S K=$S(VALUE>255:"?",VALUE<32!(VALUE>127&(VALUE<160)):"",1:$C(VALUE))
  1. .S ORSTR=I1_K_J2
  1. Q ORSTR
  1. REPLACE(X,Y,Z) ;
  1. ; X is initial string
  1. ; Y is string to be replaced
  1. ; Z is string to replace
  1. N RET
  1. I X'[Y Q X
  1. S I=1,RET=$P(X,Y) F S I=I+1,RET=RET_Z_$P(X,Y,I) Q:I=$L(X,Y)
  1. Q RET