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56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
#!/usr/bin/python
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'''
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authors: Pau1us
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license: gpl v2 or later
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This is a Class to create *.gpx Files
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Usage:
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open new file: file = WriteGPX(filename)
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write trackpint: file.write(lat, lon, alt, utctime)
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get status: file.GetStatus()
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close file: file.close()
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The file musst be closed, otherwise the file will be incomplete
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'''
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from __future__ import with_statement
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class WriteGPX:
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def __init__(self, filename):
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self.filename = filename
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self.status = 'started'
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self.header = '<?xml version="1.0" encoding="UTF-8"?>\n\
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<gpx version="1.1"\n\
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creator="WriteGPX - Python Class used in PyTracker.py"\n\
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xmlns:xsi="http://www.w3.org/XML/1998/namespace"\n\
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xmlns="http://www.topografix.com/GPX/1/1"\n\
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xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">\n\
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<trk>\n\
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<trkseg>\n'
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self.footer = '</trkseg>\n</trk>\n</gpx>\n'
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with open(self.filename,'w') as file:
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file.write(self.header)
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self.status = 'active'
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print "file started!"
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def write(self, lat, lon, ele, time):
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self.trackpoint = '<trkpt lat="%s" lon="%s">\n\
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<ele>%s</ele>\n\
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<time>%s</time>\n\
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</trkpt>\n' % (lat, lon, ele, time)
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if self.status != 'closed':
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with open(self.filename,'a') as file:
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file.write(self.trackpoint)
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print "file updated!"
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def close(self):
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with open(self.filename,'a') as file:
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if self.status != 'closed':
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file.write(self.footer)
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self.status = 'closed'
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print "file closed successfully"
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else:
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print "file closed already!"
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def GetStatus():
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print self.status
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