source: ccr/trunk/p/C0CMXML.m@ 574

C0CMXML   ; ERX/GPL - MXML based XPath utilities;10/13/09  17:05
        ;;0.1;C0P;nopatch;noreleasedate
        ;Copyright 2009 George Lilly.  Licensed under the terms of the GNU
        ;General Public License See attached copy of the License.
        ;
        ;This program is free software; you can redistribute it and/or modify
        ;it under the terms of the GNU General Public License as published by
        ;the Free Software Foundation; either version 2 of the License, or
        ;(at your option) any later version.
        ;
        ;This program is distributed in the hope that it will be useful,
        ;but WITHOUT ANY WARRANTY; without even the implied warranty of
        ;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        ;GNU General Public License for more details.
        ;
        ;You should have received a copy of the GNU General Public License along
        ;with this program; if not, write to the Free Software Foundation, Inc.,
        ;51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
        ;
        Q
        ;
TEST    ;
        S C0CXMLIN=$NA(^TMP("C0CMXML",$J)) K GARY
        W $$FTG^%ZISH("FORT$:","mxml-test.xml",$NA(@C0CXMLIN@(1)),3)
        S C0CDOCID=$$PARSE(C0CXMLIN) W !,"DocID: ",C0CDOCID
        S REDUX="//ContinuityOfCareRecord/Body"
        D XPATH(1,"/","GIDX","GARY",,REDUX)
        Q
        ;
TEST2   ;
        S REDUX="//soap:Envelope/soap:Body/GetPatientFullMedicationHistory5Response/GetPatientFullMedicationHistory5Result/patientDrugDetail"
        D XPATH(1,"/","GIDX","GARY","",REDUX)
        Q
        ;
XPATH(ZOID,ZPATH,ZXIDX,ZXPARY,ZNUM,ZREDUX)      ; RECURSIVE ROUTINE TO POPULATE
        ; THE XPATH INDEX ZXIDX, PASSED BY NAME
        ; THE XPATH ARRAY XPARY, PASSED BY NAME
        ; ZOID IS THE STARTING OID
        ; ZPATH IS THE STARTING XPATH, USUALLY "/"
        ; ZNUM IS THE MULTIPLE NUMBER [x], USUALLY NULL WHEN ON THE TOP NODE
        ; ZREDUX IS THE XPATH REDUCTION STRING, TAKEN OUT OF EACH XPATH IF PRESENT
        I $G(ZREDUX)="" S ZREDUX=""
        N NEWPATH
        N NEWNUM S NEWNUM=""
        I $G(ZNUM)>0 S NEWNUM="["_ZNUM_"]"
        S NEWPATH=ZPATH_"/"_$$TAG(ZOID)_NEWNUM ; CREATE THE XPATH FOR THIS NODE
        I $G(ZREDUX)'="" D  ; REDUX PROVIDED?
        . N GT S GT=$P(NEWPATH,ZREDUX,2)
        . I GT'="" S NEWPATH=GT
        S @ZXIDX@(NEWPATH)=ZOID ; ADD THE XPATH FOR THIS NODE TO THE XPATH INDEX
        N GD S GD=$$DATA(ZOID) ; SEE IF THERE IS DATA FOR THIS NODE
        I GD'="" S @ZXPARY@(NEWPATH)=GD ; IF YES, ADD IT TO THE XPATH ARRAY
        N ZFRST S ZFRST=$$FIRST(ZOID) ; SET FIRST CHILD
        I ZFRST'=0 D  ; THERE IS A CHILD
        . N ZMULT S ZMULT=$$ISMULT(ZFRST) ; IS FIRST CHILD A MULTIPLE
        . D XPATH(ZFRST,NEWPATH,ZXIDX,ZXPARY,$S(ZMULT:1,1:""),ZREDUX) ; DO THE CHILD
        N GNXT S GNXT=$$NXTSIB(ZOID)
        I GNXT'=0 D  ;
        . D XPATH(GNXT,ZPATH,ZXIDX,ZXPARY,$S(ZNUM>0:ZNUM+1,1:""),ZREDUX) ; DO NEXT SIB
        Q
        ;
PARSE(INXML,INDOC)      ;CALL THE MXML PARSER ON INXML, PASSED BY NAME
        ; INDOC IS PASSED AS THE DOCUMENT NAME - DON'T KNOW WHERE TO STORE THIS NOW
        ; EXTRINSIC WHICH RETURNS THE DOCID ASSIGNED BY MXML
        ;Q $$EN^MXMLDOM(INXML)
        Q $$EN^MXMLDOM(INXML,"W")
        ;
ISMULT(ZOID)    ; RETURN TRUE IF ZOID IS ONE OF A MULTIPLE
        N ZN
        S ZN=$$NXTSIB(ZOID)
        I ZN'="" Q $$TAG(ZOID)=$$TAG(ZN) ; IF TAG IS THE SAME AS NEXT SIB TAG
        Q 0
        ;
FIRST(ZOID)     ;RETURNS THE OID OF THE FIRST CHILD OF ZOID
        Q $$CHILD^MXMLDOM(C0CDOCID,ZOID)
        ;
TAG(ZOID)       ; RETURNS THE XML TAG FOR THE NODE
        Q $$NAME^MXMLDOM(C0CDOCID,ZOID)
        ;
NXTSIB(ZOID)    ; RETURNS THE NEXT SIBLING
        Q $$SIBLING^MXMLDOM(C0CDOCID,ZOID)
        ;
DATA(ZOID)      ; RETURNS DATA FOR THE NODE
        N ZT,ZN S ZT=""
        ;S C0CDOM=$NA(^TMP("MXMLDOM",$J,C0CDOCID))
        ;Q $G(@C0CDOM@(ZOID,"T",1))
        S ZN=$$TEXT^MXMLDOM(C0CDOCID,ZOID,"ZT")
        ;I $D(ZT) ZWR ZT
        Q $G(ZT(1))
        ;