75 lines
2.2 KiB
Python
Executable file
75 lines
2.2 KiB
Python
Executable file
#!/usr/bin/python
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import shapefile
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import os, sys
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from lxml import etree
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from optparse import OptionParser
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parser = OptionParser()
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parser.add_option("-f", "--file", dest="inputfilename",
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help="Shapefile filename to process", metavar="FILE")
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parser.add_option("-o", "--output", dest="outputfilename",
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help="Output filename", metavar="FILE")
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parser.add_option("-p", "--pretty",
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action="store_true", dest="pretty", default=False,
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help="pretty-print output xml file")
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(options, args) = parser.parse_args()
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if not options.inputfilename:
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print "You must provide an input filename, -h or --help for help"
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exit(1)
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if not options.inputfilename:
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print "You must provide an output filename, -h or --help for help"
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exit(1)
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out=open(options.outputfilename,'w')
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sf = shapefile.Reader(options.inputfilename)
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shapeRecs = sf.shapeRecords()
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print "shp loaded"
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out.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>")
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out.write("<osm generator=\"srtmshp2osm\" version=\"0.6\">")
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index= 3000000000
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l=len(shapeRecs)
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for shapeRec in shapeRecs:
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height=int(shapeRec.record[0]) # there only one field in my shapefile, 'HEIGHT'
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points=shapeRec.shape.points # [[x1,y1],[x2,y2]...]
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# nodes:
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firstindex = index
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for p in points:
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node = etree.Element("node",
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id=str(index),
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lat=str(p[1]),
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lon=str(p[0]),
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version="1")
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out.write(etree.tostring(node, pretty_print=options.pretty))
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index +=1
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lastindex=index-1
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# way:
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way = etree.Element("way", id=str(index),version="1")
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index +=1
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for i in range(firstindex,lastindex):
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way.append(etree.Element("nd", ref=str(i)))
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# tags:
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way.append(etree.Element("tag",k="elevation", v=str(height)))
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way.append(etree.Element("tag",k="contour", v="elevation"))
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if height % 100 ==0:
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way.append(etree.Element("tag",k="name", v=str(height)))
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out.write(etree.tostring(way, pretty_print=options.pretty))
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#progress:
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l-=1
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sys.stdout.write("\r")
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sys.stdout.write("% 12d" % l)
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sys.stdout.flush()
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print ""
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out.write("</osm>")
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out.close()
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