Annotation of OpenXM/src/kan96xx/Doc/cgi.sm1, Revision 1.8
1.8 ! takayama 1: % $OpenXM: OpenXM/src/kan96xx/Doc/cgi.sm1,v 1.7 2004/10/13 12:11:31 takayama Exp $
1.3 takayama 2: % OpenXM/src/polymake/cgi/cgi-polymake.sh
3: % is a shell script to call sm1/polymake as a CGI script.
4: % Override as /doPolymake {doPolymake.OoHG} def if you need.
5:
1.5 takayama 6: /cgi.verbose 0 def
7:
1.3 takayama 8: [(plugin-cgi)
9: [(Key words: )
10: ( cgiUrlEncodingToKeyValuePair)
11: ( cgiKeyValuePairToHttpString)
12: ( cgiKeyValuePairToUrlEncodingString)
13: ( cgiStringToUrlEncoding)
14: ( cgiUrlEncodedStringToObj)
15: ( cgiHttpToKeyValuePair)
16: ]] putUsages
1.1 takayama 17:
1.2 takayama 18: % A sample code
19: % (OpenXM) cgiQueryGoogle --> it does not work well.
20: /cgiQueryGoogle {
1.1 takayama 21: /key set
22: [[(URL),(/search)],
23: [(hl),(ja)],
24: [(ie),(UTF-8)],
25: [(q),key]] /kv set
26: [(cgiKeyValuePairToUrlEncodingString) kv] extension /sss set
27: [(GET ) , sss , ( HTTP/0.9) , nl , nl ] cat /sss2 set
28:
29: [(sm1.socket) (connect) [80 (www.google.co.jp)]] extension 0 get /goo set
30: [(sm1.socket) (write) [goo sss2]] extension
1.2 takayama 31: goo readHTTP0 /pp set
1.1 takayama 32: pp message
33: [(sm1.socket) (close) [goo]] extension
34: [(cgiHttpToKeyValuePair) pp] extension /pp2 set
35: } def
36:
1.2 takayama 37: % A sample
38: % (www.math.kobe-u.ac.jp) cgiGetIndex
39: /cgiGetIndex {
1.1 takayama 40: /url set
1.2 takayama 41: [[(URL),(/index.html)]
1.1 takayama 42: ] /kv set
43: [(cgiKeyValuePairToUrlEncodingString) kv] extension /sss set
44: [(GET ) , sss , ( HTTP/0.9) , nl , nl ] cat /sss2 set
45:
46: sss2 message
47: [(sm1.socket) (connect) [80 url]] extension 0 get /goo set
48: [(sm1.socket) (write) [goo sss2]] extension
1.2 takayama 49: goo readHTTP0 /pp set
1.1 takayama 50: pp message
51: [(sm1.socket) (close) [goo]] extension
52: [(cgiHttpToKeyValuePair) pp] extension /pp2 set
1.2 takayama 53: } def
54:
1.3 takayama 55: [(readHTTP0)
56: [(fd readHTTP0 result-str)
57: (Read data from fd until the connection is closed.)
58: (Example:)
59: $[(sm1.socket) (connect) [80 (www.math.kobe-u.ac.jp)]] extension $
60: $ 0 get /goo set $
61: $goo readHTTP0 /pp set pp message$
62: $[(sm1.socket) (close) [goo]] extension $
63: ]] putUsages
1.2 takayama 64: /readHTTP0 {
65: /arg1 set
66: [/fd /sss /pp /pp2 /nn] pushVariables
67: [
68: /fd arg1 def
69: /sss [ ] def
70: {
71: [(sm1.socket) (select) [fd -1]] extension {
72: } { (select error) error } ifelse
73:
74: [(sm1.socket) (read) [fd]] extension /pp set
75: pp length 0 eq { exit } { } ifelse
76: sss pp append /sss set
77: } loop
78: sss cat /arg1 set
79: ] pop
80: popVariables
81: arg1
82: } def
83:
1.3 takayama 84: % ----------------------- server side -----------------------
85: % command filename action
86: /cgiPolymake.polymakeName (polymake) def
87: %/cgiPolymake.polymakeName (polymake_dummy) def
88: %/cgiPolymake.polymakeName (hoge) def
89:
90: [(cgiPolymake)
91: [(Make sm1 to a polymake server based on CGI/OoHG)
92: $ sm1 -q -s "[(parse) (cgi.sm1) pushfile] extension cgiPolymake quit " $
93: ]] putUsages
94: % Server-side-script
95: % oxMessageBody=action input-data-for-polymake
96: % sm1 -q -s "[(parse) (cgi.sm1) pushfile] extension cgiPolymake quit "
97: % env QUERY_STRING="t?oxMessageBody=FACETS+POINTS+1+0+0%0A" sm1 -q -s "[(parse) (cgi.sm1) pushfile] extension cgiPolymake quit "
1.2 takayama 98: /cgiPolymake {
1.3 takayama 99: {
100: [(getenv) (QUERY_STRING)] extension /cgi.query_string set
1.4 takayama 101: cgi.query_string isString {
102: cgi.query_string length 0 eq {
103: cgiPolymake.errorMessage message exit
104: } { } ifelse
105: }
1.3 takayama 106: {
107: cgiPolymake.errorMessage message exit
108: } ifelse
1.4 takayama 109: cgi.body.http0 message
1.3 takayama 110: cgi.query_string cgiPolymake.0
111: cgi.body cgiReplyInHttp0 /cgi.body.http set
112: cgi.body.http message
113: exit
114: } loop
1.4 takayama 115: [(flush)] extension
1.2 takayama 116: } def
1.3 takayama 117: /cgiPolymake.errorMessage
118: [ (Content-Type: text/html) nl
119: nl
120: (<html><body>) nl
121: (Input <br> action polymake-data <br> ) nl
122: (Example: <pre> ) nl
123: (FACETS POINTS) nl
124: (1 0 0 ) nl
125: (1 1 0 ) nl
126: (1 0 1 ) nl
127: (</pre>) nl
128: (<form>) nl
129: (<input type=submit>) nl
1.4 takayama 130: (<textarea name="oxMessageBody") nl
1.3 takayama 131: ( rows=10 cols="80" wrap="soft"></textarea>) nl
132: (</form>) nl
133: (</body></html>) nl
134: ] cat
135: def
136:
137: /cgi.body.http0
138: (Content-Type: text/plain)
139: def
1.2 takayama 140: /cgiPolymake.0 {
141: /arg1 set
142: [/sss /kv /comm /i /acti0 /pError] pushVariables
143: [
144: /sss arg1 def
1.3 takayama 145: % Step 1. analyze the query string in URL encoding.
1.6 takayama 146: [(cgiUrlEncodingToKeyValuePair) sss] extension /kv set
1.2 takayama 147: kv (oxMessageBody) getNode /comm set
1.4 takayama 148: % [nl nl] cat message sss message kv message % for debug.
1.3 takayama 149: % Step 2. Extract action part and file part for polymake.
1.2 takayama 150: comm (array) dc /comm set
151: /i 0 def
152: [
153: 0 1, comm length 1 sub {
154: /i set
155: comm,i,get 33 lt {
156: exit
157: } { comm,i,get } ifelse
158: } for
159: ] /acti0 set
160: acti0 { (string) dc } map cat /acti0 set
161:
162: /cgi.body comm def
163: 0 1 i {
164: cgi.body rest /cgi.body set
165: } for
166: cgi.body { (string) dc } map cat /cgi.body set
167:
1.3 takayama 168: % Step 3. Calling polymake
1.2 takayama 169: % acti0 cgi.body
170: /pError [ ] def
1.3 takayama 171: % cgi.body --> oxsVarToFile(), value is not a string object ...
1.2 takayama 172: % [(polymake) (stringInOut://cgi.body) acti0] addStdoutStderr
1.3 takayama 173: % It is not a bug; .body is removed from the variable name.
174: /cgi_body cgi.body def
175: [cgiPolymake.polymakeName (stringInOut://cgi_body.poly) acti0] addStdoutStderr
1.2 takayama 176: oxshell pop
177: pError [@@@stdout @@@stderr] append /pError set
1.4 takayama 178: /cgi.body cgi_body def
1.2 takayama 179: ] pop
180: popVariables
181: } def
182:
183: /cgi.test0 {
184: [[(URL) (hoge)]
185: [(oxMessageBody)
186: [(FACETS )
187: (POINTS) nl
188: (1 0 0) nl
189: (1 1 0) nl
190: (1 0 1) nl
191: (1 1 1) nl ] cat
192: ]] /ff set
193: [(cgiKeyValuePairToUrlEncodingString) ff] extension /ff1 set
194: ff1 message
195: ff1 cgiPolymake.0
196: cgi.body message
1.3 takayama 197: } def
198:
199: /cgiReplyInHttp0 {
200: /arg1 set
201: [/ss /sskv] pushVariables
202: [
203: /ss arg1 def
204: [[(Content-Body) ss]
205: % [(Content-Type) (text/plain)]
1.4 takayama 206: [(oxshell-stdout) [(cgiStringToUrlEncoding) @@@stdout] extension]
207: [(oxshell-stderr) [(cgiStringToUrlEncoding) @@@stderr] extension]
1.3 takayama 208: ] /sskv set
209: [(cgiKeyValuePairToHttpString) sskv] extension /arg1 set
210: ] pop
211: arg1
212: } def
213:
214: % ------------ client side script ---------------
215: /cgiQueryPolymake.hostname (polymake.math.kobe-u.ac.jp) def
1.4 takayama 216: /cgiQueryPolymake.cginame (/cgi-bin/cgi-polymake.sh) def
1.3 takayama 217: /cgiQueryPolymake {
218: /arg2 set /arg1 set
219: [/saction /sfile /ff /ff1 /sss2 /goo /pp /pp2] pushVariables
220: [
221: /saction arg1 def /sfile arg2 def
222: % step1. Generate query in URL encoding.
1.7 takayama 223: [[(URL) [(http://) cgiQueryPolymake.hostname cgiQueryPolymake.cginame] cat]
224: % full URL necessary for virtual host of apache.
1.3 takayama 225: [(oxMessageBody)
226: [saction ( )
227: sfile nl ] cat
228: ]] /ff set
229: [(cgiKeyValuePairToUrlEncodingString) ff] extension /ff1 set
230: [(GET ) , ff1 , ( HTTP/0.9) , nl , nl ] cat /sss2 set
231: % step 2. Call the server and get the response in pp
232: [(sm1.socket) (connect)
233: [80 cgiQueryPolymake.hostname]] extension 0 get /goo set
234: [(sm1.socket) (write) [goo sss2]] extension
235: goo readHTTP0 /pp set
1.8 ! takayama 236:
! 237: % For the case of error.
! 238: [(regexec) (200 OK) [pp]] extension length 0 eq {
! 239: (sss2=) message
! 240: sss2 message
! 241: (pp=) message
! 242: pp message
! 243: (cgi.sm1: there seems to be an error in the HTTP connection.)
! 244: } { } ifelse
! 245:
1.5 takayama 246: cgi.verbose { pp message } { } ifelse
1.3 takayama 247: [(sm1.socket) (close) [goo]] extension
248: [(cgiHttpToKeyValuePair) pp] extension /pp2 set
249:
250: % step 3. Analyze the response.
251: [pp2 (Content-Body) getNode
252: pp2 (oxshell-stdout) getNode
253: pp2 (oxshell-stderr) getNode
254: ] /arg1 set
255: ] pop
256: popVariables
257: arg1
258: } def
259:
260: % Overrides doPolymake
261: %/doPolymake { doPolymake.OoHG } def
1.7 takayama 262: %/polymake.start { polymake.start.OoHG } def
1.3 takayama 263:
264: [(doPolymake.OoHG)
265: [(It first looks for local polymake. If there is, it calls the local polymake.)
266: (If not, it calls http://polymake.math.kobe-u.ac.jp/cgi-bin/cgi-polymake.sh)
267: (to make a computation in polymake.)
268: (See doPolymake for the syntax. doPolymake.OoHG may overrides doPolymake.)
269: ]] putUsages
270: /doPolymake.OoHG {
271: /arg1 set
272: [/in-doPolymake.OoHG /pAction /pData /pNative /ptree
273: /pResult /pError
274: ] pushVariables
275: [
276: arg1 0 get /pAction set
277: arg1 1 get /pData set
278: polymake.start
279:
280: /pError [ ] def
281: %% step 1: polymake tfb ===> polymake native data
282: @@@polymake.k0.ccc ( polymake=Object; ) oxexecutestring
283: @@@polymake.k0.ccc ( QuoteMode(1); ) oxexecutestring
284: @@@polymake.k0.ccc [pData ( ;)] cat oxexecutestring
285: @@@polymake.k0.ccc oxpopcmo /ptree set
286: @@@polymake.k0.ccc ( QuoteMode(0); ) oxexecutestring
287: [(treeToPolymake) ptree] extension /pNative set
288: %% step 2: calling the polymake
1.4 takayama 289: % [(which) (polymake)] oxshell tag 0 eq
290: 1 % always call web service
1.3 takayama 291: {
292: % cgi-polymake
293: (Trying web service.) message
294: pAction pNative cgiQueryPolymake /doPolymake.OoHG.result set
295:
1.7 takayama 296: [(regexec) (Not Found) [doPolymake.OoHG.result 0 get ]]
297: extension length 0 eq not {
298: doPolymake.OoHG.result message
299: (The polymake cgi seems to be out of service.) error
300: } { } ifelse
301:
1.3 takayama 302: doPolymake.OoHG.result 0 get /pNative set
1.7 takayama 303:
304:
1.3 takayama 305: pError doPolymake.OoHG.result rest append /pError set
306: } {
307: % local polymake
308: [(polymake) (stringInOut://pNative.poly) pAction] addStdoutStderr
309: oxshell pop
310: pError [@@@stdout @@@stderr] append /pError set
311: } ifelse
312: %% step 3: polymake native data to polymake tfb
313: [(polymake2tfb) (<) (stringIn://pNative) (>) (stringOut://pResult)
314: (2>) (stringOut://@@@stderr)] oxshell pop
315: pError [@@@stderr] append /pError set
316: %% step 4: get also tree style data.
317: @@@polymake.k0.ccc ( polymake=Object; ) oxexecutestring
318: @@@polymake.k0.ccc ( QuoteMode(1); ) oxexecutestring
319: @@@polymake.k0.ccc [pResult ( ;)] cat oxexecutestring
320: @@@polymake.k0.ccc oxpopcmo /ptree set
321: @@@polymake.k0.ccc ( QuoteMode(0); ) oxexecutestring
322: [pResult ptree pError] /arg1 set
323: ] pop
324: popVariables
325: arg1
1.7 takayama 326: } def
327:
328: /polymake.start.OoHG {
329: (ox.k0.loaded) boundp { }
330: { [(parse) (ox.sm1) pushfile] extension
331: /@@@polymake.k0.ccc [ ] def
332: } ifelse
333: @@@polymake.k0.ccc [ ] eq {
334: k0connectr /@@@polymake.k0.ccc oxk0.ccc def /oxk0.ccc [ ] def
335: @@@polymake.k0.ccc oxsetmathcap @@@polymake.k0.ccc oxmathcap
336: } { } ifelse
337: @@@polymake.k0.ccc 0 get (closed) eq {
338: k0connectr /@@@polymake.k0.ccc oxk0.ccc def /oxk0.ccc [ ] def
339: @@@polymake.k0.ccc oxsetmathcap @@@polymake.k0.ccc oxmathcap
340: } { } ifelse
341: [(which) (polymake2tfb)] oxshell tag 0 eq {
342: (polymake2tfb is not installed in this system.) error
343: } { } ifelse
1.3 takayama 344: } def
345:
346:
347:
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