source: branches/Release2.0/monitor/cgi-bin/asapmon.py@ 1986

Last change on this file since 1986 was 990, checked in by mar637, 18 years ago

asap2 interface changes as in Ticket #14.
Untested!

  • Property svn:eol-style set to native
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 9.6 KB
Line 
1#!/usr/bin/python
2import sys,os
3import cgi
4#cgi debug
5import cgitb; cgitb.enable()
6
7from simpletal import simpleTAL, simpleTALES
8
9#absolute home
10abspath= "/var/www/asapmon/"
11cgiloc = "/cgi-bin/asapmon/"
12tmppath = abspath+"tmp/"
13htmlloc = "/asapmon/"
14tmploc = "/asapmon/tmp/"
15
16from obsconfig import *
17
18# a redirection object for stdout/stderr
19class WritableObject:
20 def __init__(self):
21 self.content = []
22 def write(self, string):
23 self.content.append(string)
24
25logsink = WritableObject()
26logsink2 = WritableObject()
27sys.stdout =logsink
28sys.stderr = logsink2
29import asap
30sys.stdout = sys.__stdout__
31sys.stderr = sys.__stderr__
32
33def resetstd():
34 sys.stdout = sys.__stdout__
35 sys.stderr = sys.__stderr__
36
37
38class myForm:
39 def __init__(self):
40 self.fields = {}
41 self.form = cgi.FieldStorage()
42 self.context = simpleTALES.Context(allowPythonPath=1)
43 self.logsink = WritableObject()
44
45 def decodePath(self):
46 pi = self.fields['cdir']
47 fi = self.fields['cfile']
48 p = observatory['rpfpath'][pi]
49 from filelist import FileList
50 fl = FileList(pi)
51 if fl.error:
52 return None
53 out = []
54 for i in fi:
55 out.append(p+"/"+fl.files[i])
56 return out
57
58 def decodeWindow(self,window):
59 if not len(window.strip()): return None,None
60 x = window.split(",")
61 return [float(x[0].strip()),float(x[1].strip())]
62
63 def decodeWindows(self,window):
64 import re
65 p = re.compile("(\\[*\d+\\.*\d*,\d+\\.*\d*\\]*)")
66 r = re.compile("[\\[\\]]")
67 return [self.decodeWindow(re.sub(r,'',s)) for s in re.findall(p,window)]
68
69 def setDefaultFields(self):
70 self.fields['directories'] = observatory['rpfpath']
71 self.fields['cdir'] = len(self.fields['directories'])-1
72 from filelist import FileList
73 files = []
74 fl = FileList(len(observatory['rpfpath'])-1)
75 if not fl.error:
76 self.fields['files'] = fl.files
77 self.fields['cfile'] = len(fl.files)-1
78 self.fields['restfreqs'] = observatory['lines'].keys()
79 self.fields['border'] = range(10)
80 self.fields['imagename'] = ""
81 self.fields['cunit'] = 0
82 self.fields['units'] = ["channel","km/s","GHz"]
83 self.fields['baseline'] = 0
84 self.fields['cpolyorder'] = 0
85 self.fields['quotient'] = 0
86 self.fields['average'] = 0
87 self.fields['doppler'] = "RADIO"
88 self.fields['frame'] = "LSRK"
89 self.fields['restn'] = [11,1]
90 self.fields['stokes'] = 0
91 self.fields['summary'] = ""
92 self.fields['bin'] = 0
93 self.fields['brangewindow'] = ""
94 self.fields['nif'] = []
95 self.fields['sourcenames'] = []
96 self.fields['csource'] = ""
97
98
99 def getFormFields(self):
100 self.fields['cunit'] = int(self.form.getfirst("unit",0))
101 self.fields['frame'] = self.form.getfirst("frame","TOPO")
102 self.fields['doppler'] = self.form.getfirst("doppler","RADIO")
103 self.fields['restn'] = []
104
105 self.fields['plotwindow'] = self.form.getfirst("plotwindow","")
106 self.fields['baseline'] = int(self.form.has_key("baseline"))
107 self.fields['cpolyorder'] = int(self.form.getfirst("polyorder",0))
108 self.fields['quotient'] = int(self.form.has_key("quotient"))
109 self.fields['doppler'] = self.form.getfirst("doppler","RADIO")
110 self.fields['frame'] = self.form.getfirst("frame","LSRK")
111 self.fields['cdir'] = int(self.form.getfirst("dlist",None))
112 self.fields['cfile'] = [int(k) for k in self.form.getlist("list")]
113 self.fields['average'] = int(self.form.has_key("average"))
114 self.fields['stokes'] = int(self.form.has_key("stokes"))
115 self.fields['bin'] = int(self.form.has_key("bin"))
116 self.fields['debug'] = ""#self.fields['restn']
117 self.fields['csource'] = self.form.getfirst("csource","")
118
119 def getRest(self):
120 alllines = observatory['lines'].values()
121 lines = []
122 for i in self.fields['restn']:
123 lines.append(alllines[i])
124 return lines
125
126 def plotForm(self):
127 self.getFormFields()
128 # decode file location
129 from filelist import FileList
130 fl = FileList(self.fields['cdir'])
131 self.fields['files'] = fl.files
132 files = self.decodePath()
133 # catch all stdout/err
134 sys.stdout = logsink
135 sys.stderr = logsink2
136 try:
137 s = asap.scantable(files)
138 outscans = None
139 self.fields['nif'] = range(scans[-1].nif())
140 for i in self.fields['nif']:
141 name = "rest%d" % i
142 self.fields['restn'].append(int(self.form.getfirst(name,0)))
143 restfs = self.getRest()
144
145 # source name selection
146 import re
147 srcnames = s.get_sourcename()
148 for i in srcnames:
149 # only add the names once
150 i = not i in self.fields['sourcenames'] and i
151 if i:
152 # filter off scans
153 i = not re.search(re.compile("_[R,e,w]$"),i) and i
154 if i:
155 self.fields['sourcenames'].append(i)
156 # form quotient
157 if self.form.has_key("quotient"):
158 s = s.auto_quotient()
159 # get source by name
160 cs = self.fields['csource']
161 if len(cs) > 0:
162 if cs in self.fields['sourcenames']:
163 ss = s.get_scan(self.fields['csource'])
164 if isinstance(ss,asap.scantable):
165 s = ss
166 del ss
167 else:
168 # get only the last source in the table if not averaging
169 s = s.get_scan(self.fields['sourcenames'][-1])
170 #self.fields['debug'] = "DEBUG"
171 self.fields['csource'] = s.get_sourcename()[-1]
172 # baseline
173 if self.form.has_key('baseline'):
174 order = self.fields['cpolyorder']
175 brstr = self.form.getfirst('brangewindow','').strip()
176 # auto baseline or user window
177 if brstr:
178 self.fields['brangewindow'] = brstr
179 brange = self.decodeWindows(brstr)
180 if len(brange):
181 self.fields['brangewindow'] = brstr
182 if self.fields['cunit'] == 1:
183 srest = s._getrestfreqs()
184 if isinstance(srest,tuple) and len(srest) != s.nif():
185 s.set_restfreqs(restfs,unit="GHz")
186 s.set_unit(self.fields['units'][self.fields['cunit']])
187 s.set_freqframe(self.form.getfirst("frame","LSRK"))
188 s.set_doppler(self.form.getfirst("doppler","RADIO"))
189 m = s.create_mask(brange)
190 s.poly_baseline(mask=m,order=order)
191 else:
192 s.auto_poly_baseline(order=order)
193 outscans = None
194
195 if self.fields['average']:
196 outscans = s.average_time(weight='tsys')
197 else:
198 outscans = s
199 del s
200
201 if self.fields['bin']:
202 outscans.bin()
203
204 self.fields['summary'] = str(outscans)
205 asap.rcParams['plotter.decimate'] = True
206 asap.rcParams['plotter.ganged'] = False
207 from matplotlib import rcParams as rcp
208 rcp['tick.labelsize'] = 6
209 rcp['axes.labelsize'] = 8
210 rcp['axes.titlesize'] = 8
211 rcp['figure.subplot.wspace'] = 0.3
212 rcp['figure.subplot.hspace'] = 0.3
213 del asap.plotter
214 # plotter without GUI
215 asap.plotter = asap.asapplotter(False)
216 if s.nif() > 1:
217 asap.plotter.set_mode("p","i")
218 else:
219 if s.npol() > 2:
220 asap.plotter.set_mode("t","p")
221 else:
222 asap.plotter.set_mode("p","t")
223 asap.plotter.plot(outscans)
224 if self.fields['stokes']:
225 pols = "I"
226 if outscans.npol() > 2:
227 pols += " Q U V"
228 sel = asap.selector()
229 sel.set_polarisations(pols)
230 asap.plotter.set_selection(sel)
231 x0,x1 = self.decodeWindow(self.fields['plotwindow'])
232 asap.plotter.set_range(x0,x1)
233 imname = tmppath+"plot.png"
234 asap.plotter.save(imname,dpi=96)
235 self.fields['imagename'] = tmploc+"plot.png"
236 except RuntimeError,e:
237 self.fields['debug'] = e
238 return
239
240
241 def buildContext (self, title):
242 self.context.addGlobal("fields", self.fields)
243 self.context.addGlobal("title", title)
244
245 def expandTemplate (self, templateName):
246 sys.stdout.write ("Content-Type: text/html\n")
247 sys.stdout.write ("\n")
248 # Expand the template and print it out
249 templateFile = open(templateName, 'r')
250 template = simpleTAL.compileHTMLTemplate(templateFile)
251 templateFile.close()
252 # Expand the template as HTML using this context
253 template.expand(self.context, sys.stdout)
254 sys.exit(0)
255
256 def main(self):
257 self.setDefaultFields()
258 title = "ASAP %s Online Monitor" % (observatory['name'])
259 tmplname = abspath+"asapmon.html.template"
260 if ( self.form.has_key("plot")):
261 self.plotForm()
262 self.buildContext(title)
263 resetstd()
264 #os.system('rm -rf /var/www/asapmon/tmp/.matplotlib')
265 self.expandTemplate(tmplname)
266
267
268f = myForm()
269f.main()
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