| 1 | #!/usr/bin/python | 
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| 2 | import sys,os | 
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| 3 | import cgi | 
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| 4 | #cgi debug | 
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| 5 | import cgitb; cgitb.enable() | 
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| 6 |  | 
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| 7 | from simpletal import simpleTAL, simpleTALES | 
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| 8 |  | 
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| 9 | #absolute home | 
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| 10 | abspath= "/var/www/asapmon/" | 
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| 11 | cgiloc = "/cgi-bin/asapmon/" | 
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| 12 | tmppath = abspath+"tmp/" | 
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| 13 | htmlloc = "/asapmon/" | 
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| 14 | tmploc = "/asapmon/tmp/" | 
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| 15 |  | 
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| 16 | from obsconfig import * | 
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| 17 |  | 
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| 18 | # a redirection object for stdout/stderr | 
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| 19 | class WritableObject: | 
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| 20 | def __init__(self): | 
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| 21 | self.content = [] | 
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| 22 | def write(self, string): | 
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| 23 | self.content.append(string) | 
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| 24 |  | 
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| 25 | logsink = WritableObject() | 
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| 26 | logsink2 = WritableObject() | 
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| 27 | sys.stdout =logsink | 
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| 28 | sys.stderr = logsink2 | 
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| 29 | import asap | 
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| 30 | sys.stdout = sys.__stdout__ | 
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| 31 | sys.stderr = sys.__stderr__ | 
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| 32 |  | 
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| 33 | def resetstd(): | 
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| 34 | sys.stdout = sys.__stdout__ | 
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| 35 | sys.stderr = sys.__stderr__ | 
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| 36 |  | 
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| 37 |  | 
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| 38 | class myForm: | 
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| 39 | def __init__(self): | 
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| 40 | self.fields = {} | 
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| 41 | self.form = cgi.FieldStorage() | 
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| 42 | self.context = simpleTALES.Context(allowPythonPath=1) | 
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| 43 | self.logsink = WritableObject() | 
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| 44 |  | 
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| 45 | def decodePath(self): | 
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| 46 | pi = self.fields['cdir'] | 
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| 47 | fi = self.fields['cfile'] | 
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| 48 | p = observatory['rpfpath'][pi] | 
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| 49 | from filelist import FileList | 
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| 50 | fl = FileList(pi) | 
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| 51 | if  fl.error: | 
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| 52 | return None | 
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| 53 | out = [] | 
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| 54 | for i in fi: | 
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| 55 | out.append(p+"/"+fl.files[i]) | 
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| 56 | return out | 
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| 57 |  | 
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| 58 | def decodeWindow(self,window): | 
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| 59 | if not len(window.strip()): return None,None | 
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| 60 | x = window.split(",") | 
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| 61 | return [float(x[0].strip()),float(x[1].strip())] | 
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| 62 |  | 
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| 63 | def decodeWindows(self,window): | 
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| 64 | import re | 
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| 65 | p = re.compile("(\\[*\d+\\.*\d*,\d+\\.*\d*\\]*)") | 
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| 66 | r = re.compile("[\\[\\]]") | 
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| 67 | return [self.decodeWindow(re.sub(r,'',s)) for s in re.findall(p,window)] | 
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| 68 |  | 
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| 69 | def setDefaultFields(self): | 
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| 70 | self.fields['directories'] = observatory['rpfpath'] | 
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| 71 | self.fields['cdir'] = len(self.fields['directories'])-1 | 
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| 72 | from filelist import FileList | 
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| 73 | files = [] | 
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| 74 | fl = FileList(len(observatory['rpfpath'])-1) | 
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| 75 | if not fl.error: | 
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| 76 | self.fields['files'] = fl.files | 
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| 77 | self.fields['cfile'] = len(fl.files)-1 | 
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| 78 | self.fields['restfreqs'] = observatory['lines'].keys() | 
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| 79 | self.fields['border'] = range(10) | 
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| 80 | self.fields['imagename'] = "" | 
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| 81 | self.fields['cunit'] = 0 | 
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| 82 | self.fields['units'] = ["channel","km/s","GHz"] | 
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| 83 | self.fields['baseline'] = 0 | 
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| 84 | self.fields['cpolyorder'] = 0 | 
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| 85 | self.fields['quotient'] = 0 | 
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| 86 | self.fields['average'] = 0 | 
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| 87 | self.fields['doppler'] = "RADIO" | 
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| 88 | self.fields['frame'] = "LSRK" | 
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| 89 | self.fields['restn'] = [11,1] | 
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| 90 | self.fields['stokes'] = 0 | 
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| 91 | self.fields['summary'] = "" | 
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| 92 | self.fields['bin'] = 0 | 
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| 93 | self.fields['brangewindow'] = "" | 
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| 94 | self.fields['nif'] = [] | 
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| 95 | self.fields['sourcenames'] = [] | 
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| 96 | self.fields['csource'] = "" | 
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| 97 |  | 
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| 98 |  | 
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| 99 | def getFormFields(self): | 
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| 100 | self.fields['cunit'] = int(self.form.getfirst("unit",0)) | 
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| 101 | self.fields['frame'] = self.form.getfirst("frame","TOPO") | 
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| 102 | self.fields['doppler'] = self.form.getfirst("doppler","RADIO") | 
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| 103 | self.fields['restn'] = [] | 
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| 104 |  | 
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| 105 | self.fields['plotwindow'] = self.form.getfirst("plotwindow","") | 
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| 106 | self.fields['baseline'] = int(self.form.has_key("baseline")) | 
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| 107 | self.fields['cpolyorder'] = int(self.form.getfirst("polyorder",0)) | 
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| 108 | self.fields['quotient'] = int(self.form.has_key("quotient")) | 
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| 109 | self.fields['doppler'] = self.form.getfirst("doppler","RADIO") | 
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| 110 | self.fields['frame'] = self.form.getfirst("frame","LSRK") | 
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| 111 | self.fields['cdir'] = int(self.form.getfirst("dlist",None)) | 
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| 112 | self.fields['cfile'] = [int(k) for k in self.form.getlist("list")] | 
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| 113 | self.fields['average'] = int(self.form.has_key("average")) | 
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| 114 | self.fields['stokes'] = int(self.form.has_key("stokes")) | 
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| 115 | self.fields['bin'] = int(self.form.has_key("bin")) | 
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| 116 | self.fields['debug'] = ""#self.fields['restn'] | 
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| 117 | self.fields['csource'] = self.form.getfirst("csource","") | 
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| 118 |  | 
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| 119 | def getRest(self): | 
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| 120 | alllines = observatory['lines'].values() | 
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| 121 | lines = [] | 
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| 122 | for i in self.fields['restn']: | 
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| 123 | lines.append(alllines[i]) | 
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| 124 | return lines | 
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| 125 |  | 
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| 126 | def plotForm(self): | 
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| 127 | self.getFormFields() | 
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| 128 | # decode file location | 
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| 129 | from filelist import FileList | 
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| 130 | fl = FileList(self.fields['cdir']) | 
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| 131 | self.fields['files'] = fl.files | 
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| 132 | files = self.decodePath() | 
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| 133 | # catch all stdout/err | 
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| 134 | sys.stdout = logsink | 
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| 135 | sys.stderr = logsink2 | 
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| 136 | try: | 
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| 137 | s = asap.scantable(files) | 
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| 138 | outscans = None | 
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| 139 | self.fields['nif'] = range(s.nif()) | 
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| 140 | for i in self.fields['nif']: | 
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| 141 | name = "rest%d" % i | 
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| 142 | self.fields['restn'].append(int(self.form.getfirst(name,0))) | 
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| 143 | restfs = self.getRest() | 
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| 144 |  | 
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| 145 | # source name selection | 
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| 146 | import re | 
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| 147 | srcnames = s.get_sourcename() | 
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| 148 | for i in srcnames: | 
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| 149 | # only add the names once | 
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| 150 | i = not i in self.fields['sourcenames'] and i | 
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| 151 | if i: | 
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| 152 | # filter off scans | 
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| 153 | i = not re.search(re.compile("_[R,e,w]$"),i) and i | 
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| 154 | if i: | 
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| 155 | self.fields['sourcenames'].append(i) | 
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| 156 | # form quotient | 
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| 157 | if self.form.has_key("quotient"): | 
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| 158 | s = s.auto_quotient() | 
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| 159 | # get source by name | 
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| 160 | cs = self.fields['csource'] | 
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| 161 | if len(cs) > 0: | 
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| 162 | if cs in self.fields['sourcenames']: | 
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| 163 | ss = s.get_scan(self.fields['csource']) | 
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| 164 | if isinstance(ss,asap.scantable): | 
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| 165 | s = ss | 
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| 166 | del ss | 
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| 167 | else: | 
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| 168 | # get only the last source in the table if not averaging | 
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| 169 | s = s.get_scan(self.fields['sourcenames'][-1]) | 
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| 170 | #self.fields['debug'] = "DEBUG" | 
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| 171 | self.fields['csource'] = s.get_sourcename()[-1] | 
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| 172 | if self.fields['cunit'] == 1: | 
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| 173 | srest = s._getrestfreqs() | 
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| 174 | if isinstance(srest,tuple) and len(srest) != s.nif(): | 
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| 175 | s.set_restfreqs(restfs,unit="GHz") | 
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| 176 | s.set_unit(self.fields['units'][self.fields['cunit']]) | 
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| 177 | s.set_freqframe(self.form.getfirst("frame","LSRK")) | 
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| 178 | s.set_doppler(self.form.getfirst("doppler","RADIO")) | 
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| 179 |  | 
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| 180 | # baseline | 
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| 181 | if self.form.has_key('baseline'): | 
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| 182 | order = self.fields['cpolyorder'] | 
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| 183 | brstr = self.form.getfirst('brangewindow','').strip() | 
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| 184 | # auto baseline or user window | 
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| 185 | if brstr: | 
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| 186 | self.fields['brangewindow'] = brstr | 
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| 187 | brange = self.decodeWindows(brstr) | 
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| 188 | if len(brange): | 
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| 189 | self.fields['brangewindow'] = brstr | 
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| 190 | m = s.create_mask(brange) | 
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| 191 | s.poly_baseline(mask=m,order=order) | 
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| 192 | else: | 
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| 193 | s.auto_poly_baseline(order=order) | 
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| 194 | outscans = None | 
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| 195 |  | 
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| 196 | if self.fields['average']: | 
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| 197 | outscans = s.average_time(weight='tsys') | 
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| 198 | else: | 
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| 199 | outscans = s | 
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| 200 | del s | 
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| 201 |  | 
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| 202 | if self.fields['bin']: | 
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| 203 | outscans.bin() | 
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| 204 |  | 
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| 205 | self.fields['summary'] = str(outscans) | 
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| 206 | asap.rcParams['plotter.decimate'] = True | 
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| 207 | asap.rcParams['plotter.ganged'] = False | 
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| 208 | from matplotlib import rcParams as rcp | 
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| 209 | rcp['xtick.labelsize'] = 8 | 
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| 210 | rcp['ytick.labelsize'] = 8 | 
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| 211 | rcp['axes.labelsize'] = 8 | 
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| 212 | rcp['axes.titlesize'] = 12 | 
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| 213 | rcp['figure.subplot.wspace'] = 0.3 | 
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| 214 | rcp['figure.subplot.hspace'] = 0.3 | 
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| 215 | del asap.plotter | 
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| 216 | # plotter without GUI | 
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| 217 | asap.plotter = asap.asapplotter(False) | 
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| 218 | if outscans.nif() > 1: | 
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| 219 | asap.plotter.set_mode("p","i") | 
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| 220 | else: | 
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| 221 | if outscans.npol() > 2: | 
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| 222 | asap.plotter.set_mode("t","p") | 
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| 223 | else: | 
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| 224 | asap.plotter.set_mode("p","t") | 
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| 225 | asap.plotter.plot(outscans) | 
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| 226 | if self.fields['stokes']: | 
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| 227 | pols = "I" | 
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| 228 | if outscans.npol() > 2: | 
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| 229 | pols += " Q U V" | 
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| 230 | sel = asap.selector() | 
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| 231 | sel.set_polarisations(pols) | 
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| 232 | asap.plotter.set_selection(sel) | 
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| 233 | x0,x1 = self.decodeWindow(self.fields['plotwindow']) | 
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| 234 | asap.plotter.set_range(x0,x1) | 
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| 235 | imname = tmppath+"plot.png" | 
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| 236 | asap.plotter.save(imname,dpi=96) | 
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| 237 | self.fields['imagename'] = tmploc+"plot.png" | 
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| 238 | except RuntimeError,e: | 
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| 239 | self.fields['debug'] = e | 
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| 240 | return | 
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| 241 |  | 
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| 242 |  | 
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| 243 | def buildContext (self, title): | 
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| 244 | self.context.addGlobal("fields", self.fields) | 
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| 245 | self.context.addGlobal("title", title) | 
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| 246 |  | 
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| 247 | def expandTemplate (self, templateName): | 
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| 248 | sys.stdout.write ("Content-Type: text/html\n") | 
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| 249 | sys.stdout.write ("\n") | 
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| 250 | # Expand the template and print it out | 
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| 251 | templateFile = open(templateName, 'r') | 
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| 252 | template = simpleTAL.compileHTMLTemplate(templateFile) | 
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| 253 | templateFile.close() | 
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| 254 | # Expand the template as HTML using this context | 
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| 255 | template.expand(self.context, sys.stdout) | 
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| 256 | sys.exit(0) | 
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| 257 |  | 
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| 258 | def main(self): | 
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| 259 | self.setDefaultFields() | 
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| 260 | title = "ASAP %s Online Monitor" % (observatory['name']) | 
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| 261 | tmplname = abspath+"asapmon.html.template" | 
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| 262 | if ( self.form.has_key("plot")): | 
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| 263 | self.plotForm() | 
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| 264 | self.buildContext(title) | 
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| 265 | resetstd() | 
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| 266 | #os.system('rm -rf /var/www/asapmon/tmp/.matplotlib') | 
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| 267 | self.expandTemplate(tmplname) | 
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| 268 |  | 
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| 269 |  | 
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| 270 | f = myForm() | 
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| 271 | f.main() | 
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