| [613] | 1 | XWBRPC ;OIFO-Oakland/REM - M2M Broker Server MRH ;08/20/2002 12:13
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| 2 | ;;1.1;RPC BROKER;**28,34**;Mar 28, 1997
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| 3 | ;
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| 4 | QUIT
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| 5 | ;
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| 6 | ; ---------------------------------------------------------------------
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| 7 | ; RPC Server: Message Request Handler (MRH)
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| 8 | ; ---------------------------------------------------------------------
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| 9 | ;
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| 10 | ;p34 -added $$CHARCHK^XWBUTL before writing to WRITE^XWBRL to escape CR - PROCESS.
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| 11 | ; -remove $C(13). CR were not being stripped out in result - PROCESS.
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| 12 | ;
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| 13 | ;
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| 14 | EN(XWBDATA) ; -- handle parsed messages request
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| 15 | NEW RPC0,RPCURI,RPCIEN,TAG,ROU,METHSIG,XWBR
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| 16 | ;
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| 17 | IF $G(XWBDATA("URI"))="" DO GOTO ENQ
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| 18 | . DO ERROR(1,"NONE","No Remote Procedure Specified.")
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| 19 | ;
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| 20 | SET RPCURI=XWBDATA("URI")
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| 21 | ;
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| 22 | SET U="^"
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| 23 | ;May want to build/call common broker api for RPC lookup. See XWBBRK
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| 24 | SET RPCIEN=$O(^XWB(8994,"B",RPCURI,""))
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| 25 | IF RPCIEN'>0 DO GOTO ENQ
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| 26 | . DO ERROR(2,RPCURI,"Remote Procedure Unknown: "_RPCURI_" cannot be found.")
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| 27 | .D ERROR^XWBM2MC(7) ;Write error in TMP **M2M
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| 28 | ;
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| 29 | SET RPC0=$GET(^XWB(8994,RPCIEN,0))
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| 30 | IF RPC0="" DO GOTO ENQ
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| 31 | . DO ERROR(3,RPCURI,"Remote Procedure Blank: '"_RPCURI_"' contains no information.")
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| 32 | ;
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| 33 | SET RPCURI=$P(RPC0,U)
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| 34 | SET TAG=$P(RPC0,U,2)
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| 35 | SET ROU=$P(RPC0,U,3)
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| 36 | ;
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| 37 | ; -- check inactive flag
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| 38 | IF $P(RPC0,U,6)=1!($P(RPC0,U,6)=2) DO GOTO ENQ
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| 39 | . DO ERROR(4,RPCURI,"Remote Procedure InActive: '"_RPCURI_"' cannot be run at this time.")
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| 40 | ;
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| 41 | SET XWBPTYPE=$P(RPC0,U,4)
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| 42 | SET XWBWRAP=$P(RPC0,U,8)
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| 43 | ;
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| 44 | ; -- build method signature and call rpc
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| 45 | SET METHSIG=TAG_"^"_ROU_"(.XWBR"_$G(XWBDATA("PARAMS"))_")"
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| 46 | ;
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| 47 | I $G(XWBDEBUG) D LOG(METHSIG)
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| 48 | ;See that the NULL device is current
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| 49 | DO @METHSIG
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| 50 | ;
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| 51 | ; -- send results
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| 52 | D USE^%ZISUTL("XWBM2M SERVER") U IO ;**M2M use server IO
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| 53 | ;
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| 54 | I $G(XWBDEBUG) D LOG(.XWBR)
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| 55 | DO SEND(.XWBR)
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| 56 | ;
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| 57 | ENQ ; -- end message handler
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| 58 | DO CLEAN
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| 59 | ;
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| 60 | QUIT
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| 61 | ;
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| 62 | CLEAN ; -- clean up message handler environment
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| 63 | NEW POS
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| 64 | ; -- kill parameters
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| 65 | SET POS=0
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| 66 | FOR S POS=$O(XWBDATA("PARAMS",POS)) Q:'POS K @XWBDATA("PARAMS",POS)
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| 67 | Q
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| 68 | ;
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| 69 | SEND(XWBR) ; -- stream rpc data to client
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| 70 | NEW XWBFMT,XWBFILL
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| 71 | SET XWBFMT=$$GETFMT()
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| 72 | ; -- prepare socket for writing
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| 73 | DO PRE^XWBRL
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| 74 | ; -- initialize
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| 75 | DO WRITE^XWBRL($$XMLHDR^XWBUTL())
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| 76 | ;DO DOCTYPE
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| 77 | DO WRITE^XWBRL("<vistalink type=""Gov.VA.Med.RPC.Response"" ><results type="""_XWBFMT_""" ><![CDATA[")
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| 78 | ; -- results
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| 79 | DO PROCESS
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| 80 | ; -- finalize
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| 81 | DO WRITE^XWBRL("]]></results></vistalink>")
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| 82 | ; -- send eot and flush buffer
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| 83 | DO POST^XWBRL
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| 84 | ;
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| 85 | QUIT
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| 86 | ;
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| 87 | DOCTYPE ;
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| 88 | DO WRITE^XWBRL("<!DOCTYPE vistalink [<!ELEMENT vistalink (results) ><!ELEMENT results (#PCDATA)><!ATTLIST vistalink type CDATA ""Gov.VA.Med.RPC.Response"" ><!ATTLIST results type (array|string) >]>")
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| 89 | QUIT
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| 90 | ;
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| 91 | GETFMT() ; -- determine response format type
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| 92 | IF XWBPTYPE=1!(XWBPTYPE=5)!(XWBPTYPE=6) QUIT "string"
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| 93 | IF XWBPTYPE=2 QUIT "array"
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| 94 | ;
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| 95 | QUIT $S(XWBWRAP:"array",1:"string")
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| 96 | ;
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| 97 | PROCESS ; -- send the real results
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| 98 | NEW I,T,DEL,V
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| 99 | ;
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| 100 | ;*p34-Remove $C(13). CR were not being stripped out in results to escape CR.
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| 101 | ;S DEL=$S(XWBMODE="RPCBroker":$C(13,10),1:$C(10))
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| 102 | S DEL=$S(XWBMODE="RPCBroker":$C(10),1:$C(10))
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| 103 | ;
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| 104 | ;*p34-When write XWBR, go thru $$CHARCHK^XWBUTL first.
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| 105 | ; -- single value
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| 106 | IF XWBPTYPE=1 SET XWBR=$G(XWBR) DO WRITE^XWBRL($$CHARCHK^XWBUTL($G(XWBR))) QUIT
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| 107 | ; -- table delimited by CR+LF - ARRAY
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| 108 | IF XWBPTYPE=2 DO QUIT
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| 109 | . SET I="" FOR SET I=$O(XWBR(I)) QUIT:I="" DO WRITE^XWBRL($$CHARCHK^XWBUTL($G(XWBR(I)))),WRITE^XWBRL(DEL)
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| 110 | ; -- word processing
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| 111 | IF XWBPTYPE=3 DO QUIT
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| 112 | . SET I="" FOR SET I=$O(XWBR(I)) QUIT:I="" DO WRITE^XWBRL($$CHARCHK^XWBUTL($G(XWBR(I)))) DO:XWBWRAP WRITE^XWBRL(DEL)
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| 113 | ; -- global array
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| 114 | IF XWBPTYPE=4 DO QUIT
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| 115 | . SET I=$G(XWBR) QUIT:I="" SET T=$E(I,1,$L(I)-1)
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| 116 | . I $D(@I)>10 S V=@I D WRITE^XWBRL($$CHARCHK^XWBUTL($G(V)))
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| 117 | . FOR SET I=$Q(@I) QUIT:I=""!(I'[T) S V=@I D WRITE^XWBRL($$CHARCHK^XWBUTL($G(V))) D:XWBWRAP&(V'=DEL) WRITE^XWBRL(DEL)
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| 118 | . IF $D(@XWBR) KILL @XWBR
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| 119 | ; -- global instance
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| 120 | IF XWBPTYPE=5 S XWBR=$G(@XWBR) D WRITE^XWBRL($$CHARCHK^XWBUTL($G(XWBR))) QUIT
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| 121 | ; -- variable length records only good up to 255 char)
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| 122 | IF XWBPTYPE=6 SET I="" FOR SET I=$O(XWBR(I)) QUIT:I="" DO WRITE^XWBRL($C($L(XWBR(I)))),WRITE^XWBRL(XWBR(I))
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| 123 | QUIT
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| 124 | ;
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| 125 | ERROR(CODE,RPCURI,MSG) ; -- send rpc application error
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| 126 | DO PRE^XWBRL
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| 127 | DO WRITE^XWBRL($$XMLHDR^XWBUTL())
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| 128 | DO WRITE^XWBRL("<vistalink type=""VA.RPC.Error"" >")
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| 129 | DO WRITE^XWBRL("<errors>")
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| 130 | DO WRITE^XWBRL("<error code="""_CODE_""" uri="""_$G(RPCURI)_""" >")
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| 131 | DO WRITE^XWBRL("<msg>"_$G(MSG)_"</msg>")
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| 132 | DO WRITE^XWBRL("</error>")
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| 133 | DO WRITE^XWBRL("</errors>")
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| 134 | DO WRITE^XWBRL("</vistalink>")
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| 135 | ; -- send eot and flush buffer
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| 136 | DO POST^XWBRL
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| 137 | QUIT
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| 138 | ;
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| 139 | ; ---------------------------------------------------------------------
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| 140 | ; RPC Server: Request Message XML SAX Parser Callbacks
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| 141 | ; ---------------------------------------------------------------------
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| 142 | ELEST(ELE,ATR) ; -- element start event handler
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| 143 | IF ELE="vistalink" KILL XWBSESS,XWBPARAM,XWBPN,XWBPTYPE QUIT
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| 144 | ;
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| 145 | IF ELE="rpc" SET XWBDATA("URI")=$$ESC^XWBRMX($G(ATR("uri"),"##Unkown RPC##")) QUIT
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| 146 | ;
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| 147 | IF ELE="param" DO QUIT
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| 148 | . SET XWBPARAM=1
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| 149 | . SET XWBPN="XWBP"_ATR("position")
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| 150 | . SET XWBDATA("PARAMS",ATR("position"))=XWBPN
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| 151 | . SET XWBPTYPE=ATR("type")
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| 152 | . S XWBCHRST="" ;To accumulate char
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| 153 | ;
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| 154 | IF ELE="index" DO QUIT
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| 155 | . ;SET @XWBPN@($$ESC^XWBRMX(ATR("name")))=$$ESC^XWBRMX(ATR("value"))
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| 156 | . S XWBPN("name")=$$ESC^XWBRMX(ATR("name")) ;rwf
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| 157 | . S XWBCHRST=""
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| 158 | ;
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| 159 | QUIT
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| 160 | ;
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| 161 | ELEND(ELE) ; -- element end event handler
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| 162 | IF ELE="vistalink" KILL XWBPOS,XWBSESS,XWBPARAM,XWBPN,XWBPTYPE,XWBCHRST QUIT
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| 163 | ;
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| 164 | IF ELE="params" DO QUIT
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| 165 | . NEW POS,PARAMS
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| 166 | . SET PARAMS="",POS=0
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| 167 | . FOR SET POS=$O(XWBDATA("PARAMS",POS)) Q:'POS SET PARAMS=PARAMS_",."_XWBDATA("PARAMS",POS)
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| 168 | . SET XWBDATA("PARAMS")=PARAMS
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| 169 | ;
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| 170 | IF ELE="param" D Q
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| 171 | . I $G(XWBDEBUG),$D(XWBPN),$D(@XWBPN) D LOG(.@XWBPN)
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| 172 | . KILL XWBPARAM,XWBCHRST
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| 173 | ;
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| 174 | QUIT
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| 175 | ;
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| 176 | ;This can be called more than once for one TEXT string.
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| 177 | CHR(TEXT) ; -- character value event handler <tag>TEXT</tag)
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| 178 | ;
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| 179 | IF $G(XWBPARAM) DO
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| 180 | . ;What to do if string gets too long?
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| 181 | . ;IF XWBPTYPE="string" SET XWBCHRST=XWBCHRST_$$ESC^XWBRMX(TEXT),@XWBPN=XWBCHRST QUIT
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| 182 | . IF XWBPTYPE="string" SET XWBCHRST=XWBCHRST_TEXT,@XWBPN=XWBCHRST QUIT
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| 183 | . ;IF XWBPTYPE="ref" SET @XWBPN=$G(@$$ESC^XWBRMX(TEXT)) QUIT
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| 184 | . IF XWBPTYPE="ref" SET XWBCHRST=XWBCHRST_TEXT,@XWBPN=@XWBCHRST QUIT
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| 185 | . I XWBPTYPE="array" S XWBCHRST=XWBCHRST_TEXT,@XWBPN@(XWBPN("name"))=XWBCHRST Q ;rwf
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| 186 | QUIT
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| 187 | ;
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| 188 | ; ---------------------------------------------------------------------
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| 189 | ; Parse Results of Successful Legacy RPC Request
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| 190 | ; ---------------------------------------------------------------------
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| 191 | ;
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| 192 | ; [Public/Supported Method]
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| 193 | PARSE(XWBPARMS,XWBY) ; -- parse legacy rpc results ; uses SAX parser
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| 194 | NEW XWBCHK,XWBOPT,XWBTYPE,XWBCNT
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| 195 | ;
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| 196 | ;**M2M Result will go here.
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| 197 | I XWBY="" D
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| 198 | .IF $G(XWBY)="" SET XWBY=$NA(^TMP("XWBM2MRPC",$J,"RESULTS"))
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| 199 | .SET XWBYX=XWBY
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| 200 | .KILL @XWBYX
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| 201 | ;
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| 202 | DO SET
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| 203 | SET XWBOPT=""
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| 204 | DO EN^MXMLPRSE(XWBPARMS("RESULTS"),.XWBCBK,.XWBOPT)
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| 205 | Q
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| 206 | ;
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| 207 | SET ; -- set the event interface entry points ;
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| 208 | SET XWBCBK("STARTELEMENT")="RESELEST^XWBRPC"
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| 209 | SET XWBCBK("ENDELEMENT")="RESELEND^XWBRPC"
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| 210 | SET XWBCBK("CHARACTERS")="RESCHR^XWBRPC"
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| 211 | QUIT
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| 212 | ;
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| 213 | RESELEST(ELE,ATR) ; -- element start event handler
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| 214 | IF ELE="results" SET XWBTYPE=$G(ATR("type")),XWBCNT=0
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| 215 | QUIT
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| 216 | ;
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| 217 | RESELEND(ELE) ; -- element end event handler
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| 218 | KILL XWBCNT,XWBTYPE
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| 219 | QUIT
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| 220 | ;
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| 221 | RESCHR(TEXT) ; -- character value event handler
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| 222 | QUIT:$G(XWBTYPE)=""
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| 223 | QUIT:'$L(TEXT) ; -- Sometimes sends in empty string
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| 224 | ;
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| 225 | IF XWBCNT=0,TEXT=$C(10) QUIT ; -- bug in parser? always starts with $C(10)
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| 226 | ;
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| 227 | IF XWBTYPE="string" DO QUIT
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| 228 | . SET XWBCNT=XWBCNT+1
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| 229 | . SET @XWBY@(XWBCNT)=TEXT
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| 230 | ;
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| 231 | IF XWBTYPE="array" DO
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| 232 | . SET XWBCNT=XWBCNT+1
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| 233 | . SET @XWBY@(XWBCNT)=$P(TEXT,$C(10))
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| 234 | QUIT
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| 235 | ;
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| 236 | PARSEX(XWBPARMS,XWBY) ; -- parse legacy rpc results ; uses DOM parser
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| 237 | NEW XWBDOM
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| 238 | SET XWBDOM=$$EN^MXMLDOM(XWBPARMS("RESULTS"),"")
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| 239 | DO TEXT^MXMLDOM(XWBDOM,2,XWBY)
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| 240 | DO DELETE^MXMLDOM(XWBDOM)
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| 241 | QUIT
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| 242 | ;
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| 243 | LOG(MSG) ;Debug log
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| 244 | N CNT
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| 245 | S CNT=$G(^TMP("XWBM2ML",$J))+1,^($J)=CNT
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| 246 | M ^TMP("XWBM2ML",$J,CNT)=MSG
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| 247 | Q
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| 248 | ;
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| 249 | ; -------------------------------------------------------------------
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| 250 | ; Response Format Documentation
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| 251 | ; -------------------------------------------------------------------
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| 252 | ;
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| 253 | ;
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| 254 | ; [ Sample XML produced by a successful call of EN^XWBRPC(.XWBPARMS).
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| 255 | ; SEND^XWBRPC does the actual work to produce response. ]
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| 256 | ;
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| 257 | ; <?xml version="1.0" encoding="utf-8" ?>
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| 258 | ; <vistalink type="Gov.VA.Med.RPC.Response" >
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| 259 | ; <results type="array" >
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| 260 | ; <![CDATA[4261;;2961001.08^2^274^166^105^^2961001.1123^1^^9^2^8^10^^^^^^^10G1-ALN
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| 261 | ; 4270;;2961002.08^2^274^166^112^^^1^^9^2^8^10^^^^^^^10G8-ALN
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| 262 | ; 4274;;2961003.08^2^274^166^116^^^1^^9^2^8^10^^^^^^^10GD-ALN
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| 263 | ; 4340;;2961117.08^2^274^166^182^^2961118.1425^1^^9^2^8^10^^^^^^^10K0-ALN
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| 264 | ; 4342;;2961108.13^2^108^207^183^^2961118.1546^1^^9^2^8^10^^^^^^^10K2-ALN
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| 265 | ; 6394;;3000607.084^2^165^68^6479^^3000622.13^1^^9^1^8^10^^^^^^^197M-ALN]]>
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| 266 | ; </results>
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| 267 | ; </vistalink>
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| 268 | ;
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| 269 | ; -------------------------------------------------------------------
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| 270 | ;
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| 271 | ; [ Sample XML produced by a unsuccessful call of EN^XWBRPC(.XWBPARMS).
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| 272 | ; ERROR^XWBRPC does the actual work to produce response. ]
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| 273 | ;
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| 274 | ; <?xml version="1.0" encoding="utf-8" ?>
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| 275 | ; <vistalink type="Gov.VA..Med.RPC.Error" >
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| 276 | ; <errors>
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| 277 | ; <error code="2" uri="XWB BAD NAME" >
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| 278 | ; <msg>
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| 279 | ; Remote Procedure Unknown: 'XWB BAD NAME' cannot be found.
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| 280 | ; </msg>
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| 281 | ; </error>
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| 282 | ; </errors>
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| 283 | ; </vistalink>
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| 284 | ;
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| 285 | ; -------------------------------------------------------------------
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| 286 | ;
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