source: ccr/branches/ohum/p/C0CMXMLB.m@ 1330

MXMLBLD ;;ISF/RWF - Tool to build XML ;07/09/09  16:55
        ;;8.0;KERNEL;;;Build 1
        QUIT
        ;
        ;DOC - The top level tag
        ;DOCTYPE - Want to include a DOCTYPE node
        ;FLAG - Set to 'G' to store the output in the global ^TMP("MXMLBLD",$J,
START(DOC,DOCTYPE,FLAG,NO1ST)   ;Call this once at the begining.
        K ^TMP("MXMLBLD",$J)
        S ^TMP("MXMLBLD",$J,"DOC")=DOC,^TMP("MXMLBLD",$J,"STK")=0
        I $G(FLAG)["G" S ^TMP("MXMLBLD",$J,"CNT")=1
        I $G(NO1ST)'=1 D OUTPUT($$XMLHDR) 
        D:$L($G(DOCTYPE)) OUTPUT("<!DOCTYPE "_DOCTYPE_">") D OUTPUT("<"_DOC_">")
        Q
        ;
END     ;Call this once to close out the document
        D OUTPUT("</"_$G(^TMP("MXMLBLD",$J,"DOC"))_">")
        I '$G(^TMP("MXMLBLD",$J,"CNT")) K ^TMP("MXMLBLD",$J)
        K ^TMP("MXMLBLD",$J,"DOC"),^("CNT"),^("STK")
        Q
        ;
ITEM(INDENT,TAG,ATT,VALUE)      ;Output a Item
        N I,X
        S ATT=$G(ATT)
        I '$D(VALUE) D OUTPUT($$BLS($G(INDENT))_"<"_TAG_$$ATT(.ATT)_" />") Q
        D OUTPUT($$BLS($G(INDENT))_"<"_TAG_$$ATT(.ATT)_">"_$$CHARCHK(VALUE)_"</"_TAG_">")
        Q
        ;DOITEM is a callback to output the lower level.
MULTI(INDENT,TAG,ATT,DOITEM)    ;Output a Multipule
        N I,X,S
        S ATT=$G(ATT)
        D PUSH($G(INDENT),TAG,.ATT)
        D @DOITEM
        D POP
        Q
        ;
ATT(ATT)        ;Output a string of attributes
        I $D(ATT)<9 Q ""
        N I,S,V
        S S="",I=""
        F  S I=$O(ATT(I)) Q:I=""  S S=S_" "_I_"="_$$Q(ATT(I))
        Q S
        ;
Q(X)    ;Add Quotes - Changed by gpl to use single instead of double quotes 6/11
        ;I X'[$C(34) Q $C(34)_X_$C(34)
        I X'[$C(39) Q $C(39)_X_$C(39)
        ;N Q,Y,I,Z S Q=$C(34),(Y,Z)=""
        N Q,Y,I,Z S Q=$C(39),(Y,Z)=""
        F I=1:1:$L(X,Q)-1 S Y=Y_$P(X,Q,I)_Q_Q
        S Y=Y_$P(X,Q,$L(X,Q))
        ;Q $C(34)_Y_$C(34)
        Q $C(39)_Y_$C(39)
        ;
XMLHDR()        ; -- provides current XML standard header
        Q "<?xml version=""1.0"" encoding=""utf-8"" ?>"
        ;
OUTPUT(S)       ;Output
        N C S C=$G(^TMP("MXMLBLD",$J,"CNT"))
        I C S ^TMP("MXMLBLD",$J,C)=S,^TMP("MXMLBLD",$J,"CNT")=C+1 Q
        W S,!
        Q
        ;
CHARCHK(STR)    ; -- replace xml character limits with entities
        N A,I,X,Y,Z,NEWSTR
        S (Y,Z)=""
        ;IF STR["&" SET NEWSTR=STR DO  SET STR=Y_Z
        ;. FOR X=1:1  SET Y=Y_$PIECE(NEWSTR,"&",X)_"&amp;",Z=$PIECE(STR,"&",X+1,999) QUIT:Z'["&"
        I STR["&" F I=1:1:$L(STR,"&")-1 S STR=$P(STR,"&",1,I)_"&amp;"_$P(STR,"&",I+1,999)
        I STR["<" F  S STR=$PIECE(STR,"<",1)_"&lt;"_$PIECE(STR,"<",2,99) Q:STR'["<"
        I STR[">" F  S STR=$PIECE(STR,">",1)_"&gt;"_$PIECE(STR,">",2,99) Q:STR'[">"
        I STR["'" F  S STR=$PIECE(STR,"'",1)_"&apos;"_$PIECE(STR,"'",2,99) Q:STR'["'"
        I STR["""" F  S STR=$PIECE(STR,"""",1)_"&quot;"_$PIECE(STR,"""",2,99) Q:STR'[""""
        ;
        S STR=$TR(STR,$C(0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31))
        QUIT STR
        ;
COMMENT(VAL)    ;Add Comments
        N I,L
        ;I $D($G(VAL))=1 D OUTPUT("<!-- "_ATT_" -->") Q
        I $D(VAL) D OUTPUT("<!-- "_ATT_" -->") Q  ;CHANGED BY GPL FOR GTM
        S I="",L="<!--"
        F  S I=$O(ATT(I)) Q:I=""  D OUTPUT(L_ATT(I)) S L=""
        D OUTPUT("-->")
        Q
        ;
PUSH(INDENT,TAG,ATT)    ;Write a TAG and save.
        N CNT
        S ATT=$G(ATT)
        D OUTPUT($$BLS($G(INDENT))_"<"_TAG_$$ATT(.ATT)_">")
        S CNT=$G(^TMP("MXMLBLD",$J,"STK"))+1,^TMP("MXMLBLD",$J,"STK")=CNT,^TMP("MXMLBLD",$J,"STK",CNT)=INDENT_"^"_TAG
        Q
        ;
POP     ;Write last pushed tag and pop
        N CNT,TAG,INDENT,X
        S CNT=$G(^TMP("MXMLBLD",$J,"STK")),X=^TMP("MXMLBLD",$J,"STK",CNT),^TMP("MXMLBLD",$J,"STK")=CNT-1
        S INDENT=+X,TAG=$P(X,"^",2)
        D OUTPUT($$BLS(INDENT)_"</"_TAG_">")
        Q
        ;
BLS(I)  ;Return INDENT string
        N S
        S S="",I=$G(I) S:I>0 $P(S," ",I)=" "
        Q S
        ;
INDENT()        ;Renturn indent level
        Q +$G(^TMP("MXMLBLD",$J,"STK"))