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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