VistA-ccr/p/C0CXEWD.m

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2010-02-26 09:53:06 -05:00
C0CXEWD ; C0C/GPL - EWD based XPath utilities; 10/11/09
;;0.1;C0C;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 ;
D XPATH($$FIRST($$ID("CCR1")),"/","GIDX","GARY")
Q
;
TEST2 ;
S REDUX="//soap:Envelope/soap:Body/GetPatientFullMedicationHistory5Response/GetPatientFullMedicationHistory5Result/patientDrugDetail"
D XPATH($$FIRST($$ID("gpl")),"/","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 '$D(ZREDUX) S ZREDUX=""
N NEWPATH
N NEWNUM S NEWNUM=""
I $G(ZNUM)>0 S NEWNUM="["_ZNUM_"]"
S NEWPATH=ZPATH_"/"_$$TAG(ZOID)_NEWNUM ; CREATE THE XPATH FOR THIS NODE
I $G(ZREDUX)'="" D ; REDUX PROVIDED?
. N GT S GT=$P(NEWPATH,ZREDUX,2)
. I GT'="" S NEWPATH=GT
S @ZXIDX@(NEWPATH)=ZOID ; ADD THE XPATH FOR THIS NODE TO THE XPATH INDEX
N GD D DATA("GD",ZOID) ; SEE IF THERE IS DATA FOR THIS NODE
I $D(GD(2)) M @ZXPARY@(NEWPATH)=GD ; IF MULITPLE DATA MERGE TO THE ARRAY
E I $D(GD(1)) S @ZXPARY@(NEWPATH)=GD(1) ; IF SINGLE VALUE, ADD TO ARRAY
I GD'="" S @ZXPARY@(NEWPATH)=GD ; IF YES, ADD IT TO THE XPATH ARRAY
N ZFRST S ZFRST=$$FIRST(ZOID) ; SET FIRST CHILD
I ZFRST'="" 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'="" D ; MOVE ON TO THE NEXT SIBLING
. D XPATH(GNXT,ZPATH,ZXIDX,ZXPARY,$S(ZNUM>0:ZNUM+1,1:""),ZREDUX) ; DO NEXT SIB
Q
;
PARSE(INXML,INDOC) ;CALL THE EWD PARSER ON INXML, PASSED BY NAME
; INDOC IS PASSED AS THE DOCUMENT NAME TO EWD
; EXTRINSIC WHICH RETURNS THE DOCID ASSIGNED BY EWD
N ZR
M ^CacheTempEWD($j)=@INXML ;
S ZR=$$parseDocument^%zewdHTMLParser(INDOC)
Q ZR
;
ISMULT(ZOID) ; RETURN TRUE IF ZOID IS ONE OF A MULTIPLE
N ZN
S ZN=$$NXTSIB(ZOID)
I ZN'="" Q $$TAG(ZOID)=$$TAG(ZN) ; IF TAG IS THE SAME AS NEXT SIB TAG
Q 0
;
DETAIL(ZRTN,ZOID) ; RETURNS DETAIL FOR NODE ZOID IN ZRTN, PASSED BY NAME
N DET
D getElementDetails^%zewdXPath(ZOID,.DET)
M @ZRTN=DET
Q
;
ID(ZNAME) ;RETURNS THE docOID OF THE DOCUMENT NAMED ZNAME
Q $$getDocumentNode^%zewdDOM(ZNAME)
;
NAME(ZOID) ;RETURNS THE NAME OF THE DOCUMENAT WITH docOID ZOID
Q $$getDocumentName^%zewdDOM(ZOID)
;
FIRST(ZOID) ;RETURNS THE OID OF THE FIRST CHILD OF ZOID
N GOID
S GOID=ZOID
S GOID=$$getFirstChild^%zewdDOM(GOID)
I GOID="" Q ""
I $$getNodeType^%zewdDOM(GOID)'=1 S GOID=$$NXTCHLD(GOID)
Q GOID
;
HASCHILD(ZOID) ; RETURNS TRUE IF ZOID HAS CHILD NODES
Q $$hasChildNodes^%zewdDOM(ZOID)
;
CHILDREN(ZRTN,ZOID) ;RETURNS CHILDREN OF ZOID IN ARRAY ZRTN, PASSED BY NAME
N childArray
d getChildrenInOrder^%zewdDOM(ZOID,.childArray)
m @ZRTN=childArray
q
;
TAG(ZOID) ; RETURNS THE XML TAG FOR THE NODE
Q $$getName^%zewdDOM(ZOID)
;
NXTSIB(ZOID) ; RETURNS THE NEXT SIBLING
Q $$getNextSibling^%zewdDOM(ZOID)
;
NXTCHLD(ZOID) ; RETURNS THE NEXT CHILD IN PARENT ZPAR
N GOID
S GOID=$$getNextChild^%zewdDOM($$PARENT(ZOID),ZOID)
I GOID="" Q ""
I $$getNodeType^%zewdDOM(GOID)'=1 S GOID=$$NXTCHLD(GOID)
Q GOID
;
PARENT(ZOID) ; RETURNS PARENT OF ZOID
Q $$getParentNode^%zewdDOM(ZOID)
;
DATA(ZT,ZOID) ; RETURNS DATA FOR THE NODE
N ZT2
S ZT2=$$getElementText^%zewdDOM(ZOID,.ZT2)
M @ZT=ZT2
Q
;Q $$getTextValue^%zewdXPath(ZOID)
;Q $$getData^%zewdDOM(ZOID,.ZT)
;