source: fmts/trunk/p/C0XGET1.m@ 1372

Last change on this file since 1372 was 1372, checked in by George Lilly, 14 years ago

some bug fixes
File size: 7.9 KB
Line 
1C0XGET1 ; GPL - Fileman Triples entry point routine ;1/12/12 17:05
2 ;;0.1;C0X;nopatch;noreleasedate;Build 7
3 ;Copyright 2011 George Lilly. Licensed under the terms of the GNU
4 ;General Public License See attached copy of the License.
5 ;
6 ;This program is free software; you can redistribute it and/or modify
7 ;it under the terms of the GNU General Public License as published by
8 ;the Free Software Foundation; either version 2 of the License, or
9 ;(at your option) any later version.
10 ;
11 ;This program is distributed in the hope that it will be useful,
12 ;but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ;GNU General Public License for more details.
15 ;
16 ;You should have received a copy of the GNU General Public License along
17 ;with this program; if not, write to the Free Software Foundation, Inc.,
18 ;51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 ;
20 Q
21 ;
22LSSUBJ(RTN,ZSUBJ,C0XFARY) ; LIST NODES WITH SUBJECT ZSUBJ
23 ;
24 I '$D(C0XFARY) D INITFARY^C0XF2N("C0XFARY")
25 D USEFARY^C0XF2N("C0XFARY")
26 Q
27 ;
28GRAPHS(RTN,C0XFARY) ; LIST ALL GRAPHS
29 ;
30 I '$D(C0XFARY) D INITFARY^C0XF2N("C0XFARY")
31 D USEFARY^C0XF2N("C0XFARY")
32 N ZI S ZI=""
33 F S ZI=$O(@C0XTN@("G",ZI)) Q:ZI="" D ;
34 . S RTN(ZI,$$STR(ZI))=""
35 Q
36 ;
37STR(ZIN,C0XFARY) ; EXTRINSIC RETURNS A STRING
38 I '$D(C0XFARY) D INITFARY^C0XF2N("C0XFARY")
39 Q $$GET1^DIQ(C0XSFN,ZIN,.01,"E")
40 ;
41SPO(ZRTN,ZNODE,C0XFARY)
42 I '$D(C0XFARY) D INITFARY^C0XF2N("C0XFARY")
43 N ZI S ZI=$$NXT(.ZRTN)
44 S ZRTN(ZI,"S")=$$S(ZNODE)
45 S ZRTN(ZI,"P")=$$P(ZNODE)
46 S ZRTN(ZI,"O")=$$O(ZNODE)
47 Q
48 ;
49S(ZNODE,C0XFARY) ; EXTRINSIC RETURNING THE SUBJECT
50 Q $$STR($$GET1^DIQ(C0XTFN,ZNODE,.03,"I")) ;
51 ;
52P(ZNODE,C0XFARY) ; EXTRINSIC RETURNING THE PREDICATE
53 Q $$STR($$GET1^DIQ(C0XTFN,ZNODE,.04,"I")) ;
54 ;
55O(ZNODE,C0XFARY) ; EXTRINSIC RETURNING THE OBJECT
56 Q $$STR($$GET1^DIQ(C0XTFN,ZNODE,.05,"I")) ;
57 ;
58NXT(ZRTN) ;EXTRINSIC FOR THE NEXT NODE IN ARRAY ZRTN, PASSED BY REF
59 I '$D(ZRTN) S ZRTN=""
60 Q $O(ZRTN(""),-1)+1
61 ;
62SING(ZRTN,ZG) ; SUBJECTS IN GRAPH
63 ;
64 I '$D(C0XFARY) D INITFARY^C0XF2N("C0XFARY")
65 I '$D(ZRTN) S ZRTN=""
66 N ZI,ZN S ZI=""
67 F S ZI=$O(@C0XTN@("GSPO",ZG,ZI)) Q:ZI="" D ;
68 . S ZRTN($$NXT(.ZRTN),"S")=$$STR(ZI)
69 Q
70 ;
71qparse(qrtn,zquery) ; parses the query
72 ; want this to be able to handle the WHERE clause of SPARQL eventually
73 ;
74 n q1,q2,q3,qq
75 ;s qq=$tr(zquery," ","^")
76 s qq=query ; really want to remove whitespace here
77 s q1=$p(qq," ",1)
78 i q1["?" s q1=""
79 s q2=$p(qq," ",2)
80 i q2["?" s q2=""
81 s q3=$p(qq," ",3)
82 i q3["?" s q3=""
83 s qrtn(1)=q1_"^"_q2_"^"_q3 ; more lines to come later
84 q
85 ;
86getGraph(zrtn,zgrf,form) ; get all triples in graph zgrf
87 ; forms planned: "rdf" "json" "array" "turtle" "triples"
88 ; forms supported: "rdf" "json" "array"
89 I '$D(form) S form="rdf"
90 N ZIENS,ZTRIP
91 D TING^C0XF2N(.ZIENS,zgrf)
92 I '$D(ZIENS) Q ;
93 D ien2tary(.ZTRIP,"ZIENS")
94 I form="json" d jsonout(.zrtn,.ZTRIP) q ; what follows is else
95 i form="rdf" d rdfout^C0XRDF(.zrtn,.ZTRIP) q ;
96 i form="array" d arrayout^C0XGET1(.zrtn,.ZTRIP) q ;
97 W !,"Form not supported: ",form
98 Q
99 ;
100rpctrip(rtn,query,limit,offset) ; rpc to access triples with a query
101 ;
102 n zoff,zlim,zcount,zq
103 k rtn
104 i '$d(limit) s limit=250
105 i '$d(offset) s offset=0
106 d qparse(.zq,query) ; parse the query
107 n qsub,qpred,qobj,qtmp
108 W !,zq(1)
109 s qsub=$p(zq(1),"^",1)
110 s qpred=$p(zq(1),"^",2)
111 s qobj=$p(zq(1),"^",3)
112 d triples(.qtmp,qsub,qpred,qobj)
113 f zcount=offset+1:1:offset+limit q:'$d(qtmp(zcount)) d ;
114 . s rtn(zcount)=qtmp(zcount)
115 q
116 ;
117triples(triplertn,sub,pred,obj,graph,form,fary) ; returns triples
118 I '$D(fary) D ;
119 . D INITFARY^C0XF2N("C0XFARY")
120 . S fary="C0XFARY"
121 D USEFARY^C0XF2N(fary)
122 I '$D(form) S form="json"
123 k triplertn ; start with a clean return
124 n zsub,zpred,zobj,zgraph,tmprtn
125 s zsub=$$IENOF^C0XF2N($$EXT^C0XUTIL($g(sub)),fary) ; ien of subject
126 s zpred=$$IENOF^C0XF2N($$EXT^C0XUTIL($g(pred)),fary) ; ien of predicate
127 s zobj=$$IENOF^C0XF2N($$EXT^C0XUTIL($g(obj)),fary) ; ien of object
128 s zgraph=$$IENOF^C0XF2N($g(graph),fary) ; ien of graph
129 W !,"s:",zsub," p:",zpred," o:",zobj
130 d trip(.tmprtn,zsub,zpred,zobj,zgraph,fary)
131 d ien2tary(.zrary,"tmprtn") ; convert to triples
132 ;
133 i form="json" d jsonout(.triplertn,.zrary) q ; what follows is 'else'
134 i form="rdf" d rdfout^C0XRDF(.triplertn,.zrary) q ;
135 i form="array" d arrayout(.triplertn,.zrary) q ;
136 w !,"form not supported: ",form
137 q
138 ;
139arrayout(rtn,zary) ; output an array of triples
140 ;
141 s zrsub=""
142 s zcnt=1
143 f s zrsub=$o(zary(zrsub)) q:zrsub="" d ; organized by subject
144 . s zzz=""
145 . f s zzz=$o(zary(zrsub,zzz)) q:zzz="" d ; pred and obj
146 . . s rtn(zcnt)=zrsub_"^"_zzz
147 . . s zcnt=zcnt+1
148 q
149 ;
150ien2tary(zrary,zinary) ; zinary is an array of iens passed by name
151 ; zrary is passed by reference and is return array of triples
152 ; format zrary(zsub,"zpred^zobj")=""
153 ;
154 k zrary ; start out clean
155 n zzz,zrsub,zrpred,zrobj,zgraph,zcnt
156 s zzz=""
157 f s zzz=$o(@zinary@(zzz)) q:zzz="" d ;
158 . s zrsub=$$GET1^DIQ(C0XTFN,zzz_",",.03,"E")
159 . s zrpred=$$GET1^DIQ(C0XTFN,zzz_",",.04,"E")
160 . s zrobj=$$GET1^DIQ(C0XTFN,zzz_",",.05,"E")
161 . s zrgraph=$$GET1^DIQ(C0XTFN,zzz_",",.02,"E")
162 . s zrary(zrsub,zrpred_"^"_zrobj)=""
163 q
164 ;
165jsonout(jout,zary) ;
166 d REPLYSTART^FMQLJSON("jout")
167 d LISTSTART^FMQLJSON("jout","results")
168 n zi s zi=""
169 f s zi=$o(zary(zi)) q:zi="" d ; for each subject
170 . n zii s zii=""
171 . D DICTSTART^FMQLJSON("jout",zi)
172 . f s zii=$o(zary(zi,zii)) q:zii="" d ; for each pred^obj pair
173 . . d DASSERT^FMQLJSON("jout",$p(zii,"^",1),$p(zii,"^",2))
174 . D DICTEND^FMQLJSON("jout")
175 d LISTEND^FMQLJSON("jout")
176 d REPLYEND^FMQLJSON("jout")
177 q
178 ;
179trip(triprtn,nsub,npred,nobj,ngraph,fary) ; returns triples iens
180 ; nsub,npred,nobj are all optional
181 ; graf is also optional, and will limit the search to a particular ngraph
182 ; fary is which triple store (not implemented yet)
183 n c0xflag,zi,zx,zt
184 s zt=$na(^C0X(101)) ;
185 n zf1,zf2,zf3
186 s zf1=$s($g(nsub)="":0,1:1)
187 s zf2=$s($g(npred)="":0,1:1)
188 s zf3=$s($g(nobj)="":0,1:1)
189 s c0xflag="I"_zf1_zf2_zf3
190 n itbl
191 s itbl("I000","SPO")="d do3(.triprtn,zt,zi)"
192 s itbl("I001","OSP")="d do2(.triprtn,zt,zi,nobj)"
193 s itbl("I010","PSO")="d do2(.triprtn,zt,zi,npred)"
194 s itbl("I011","POS")="d do1(.triprtn,zt,zi,npred,nobj)"
195 s itbl("I100","SPO")="d do2(.triprtn,zt,zi,nsub)"
196 s itbl("I101","SOP")="d do1(.triprtn,zt,zi,nsub,nobj)"
197 s itbl("I110","SPO")="d do1(.triprtn,zt,zi,nsub,npred)"
198 s itbl("I111","SPO")="d do0(.triprtn,zt,zi,nsub,npred,nobj)"
199 s zi=$o(itbl(c0xflag,""))
200 s zx=itbl(c0xflag,zi) ; executable instruction to run
201 i $g(ngraph)'="" s zi="G"_zi
202 w !,zx
203 x zx
204 q
205 ;
206do0(dortn,zt,zi,z1,z2,z3)
207 ; looking for only one triple
208 n zz
209 s zz=$o(@zt@(zi,z1,z2,z3,""))
210 i zz'="" s dortn(zz)=""
211 q
212 ;
213do1(dortn,zt,zi,z1,z2) ; have 2, looking for one
214 n zr,zx1
215 s zx1=""
216 f s zx1=$o(@zt@(zi,z1,z2,zx1)) q:zx1="" d ;
217 . s zr=$o(@zt@(zi,z1,z2,zx1,""))
218 . s dortn(zr)=""
219 q
220 ;
221do2(dortn,zt,zi,z1) ; have one, looking for 2
222 n zr,zx1,zx2
223 s (zx1,zx2)=""
224 f s zx1=$o(@zt@(zi,z1,zx1)) q:zx1="" d ;
225 . f s zx2=$o(@zt@(zi,z1,zx1,zx2)) q:zx2="" d ;
226 . . s zr=$o(@zt@(zi,z1,zx1,zx2,""))
227 . . s dortn(zr)=""
228 q
229 ;
230do3(dortn,zt,zi) ; have none, looking for three
231 n zr,zx1,zx2,zx3
232 s (zx1,zx2,zx3)=""
233 f s zx1=$o(@zt@(zi,zx1)) q:zx1="" d ;
234 . f s zx2=$o(@zt@(zi,zx1,zx2)) q:zx2="" d ;
235 . . f s zx3=$o(@zt@(zi,zx1,zx2,zx3)) q:zx3="" d ;
236 . . . s zr=$o(@zt@(zi,zx1,zx2,zx3,""))
237 . . . s dortn(zr)=""
238 q
239 ;
240output(zwhat,zfname,zdir) ; function to write an array to a host file
241 ; if zdir is ommitted, will output to the CCR directory
242 ; ^TMP("C0CCCR","ODIR")
243 ; if fname is ommitted, will output yyyy-mm-dd-hh-mm-ss-C0XOUT.out
244 ; zwhat is passed by name
245 ;
246 i '$d(zdir) s zdir=$G(^TMP("C0CCCR","ODIR"))
247 i '$d(zfname) d ;
248 . s zfname=$$FMTE^XLFDT($$NOW^XLFDT,7)
249 . s zfname=$tr(zfname,"/","-")
250 . s zfname=$tr(zfname,"@","-")
251 . s zfname=$tr(zfname,":","-")
252 . s zfname=zfname_".out"
253 i $e(zwhat,1,1)'="^" d ; not a global
254 . k ^TMP("C0XOUT",$J)
255 . m ^TMP("C0XOUT",$J)=@zwhat
256 . s zwhat=$na(^TMP("C0XOUT",$J,1))
257 n zout s zout=""
258 s zout=$$OUTPUT^C0CXPATH(zwhat,zfname,zdir)
259 K ^TMP("C0XOUT",$J)
260 Q zout
261 ;
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