Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/dgm.py @ 5034:96d330bc40d0 dami

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update drop script to include the new tables and leave the old one
author Andre Heinecke <aheinecke@intevation.de>
date Tue, 19 Feb 2013 16:57:25 +0100
parents 71e1b96f4794
children d6860fca89e4
rev   line source
4975
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
1 # -*- coding: utf-8 -*-
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
2
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
3 import codecs
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
4 import utils
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
5
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
6 def latin(string):
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
7 return unicode(string, "latin1")
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
8
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
9 # <dbfield> : (<csvfield>, conversion function)
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
10 DGM_MAP = {
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
11 "name" : latin("Gewässer"),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
12 "lower" : ("km_von", lambda x: int(x)),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
13 "upper" : ("km_bis", lambda x: int(x)),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
14 "year_from" : "Jahr_von",
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
15 "year_to" : "Jahr_bis",
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
16 "projection" : "Projektion",
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
17 "elevation_state" : latin("Höhenstatus"),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
18 "format" : "Format",
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
19 "border_break" : ("Bruchkanten",
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
20 lambda x: True if x.lower() == "Ja" else False),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
21 "resolution" : (latin("Auflösung"), lambda x: x),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
22 # "description" :
4993
71e1b96f4794 Add srid field
Andre Heinecke <aheinecke@intevation.de>
parents: 4975
diff changeset
23 "srid" : "SRID",
4975
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
24 "path" : ("Pfad_Bestand", lambda x: x),
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
25 }
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
26
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
27 SQL_INSERT_DGT = "INSERT INTO dem (river_id, " + ", ".join(DGM_MAP.keys()) + \
4993
71e1b96f4794 Add srid field
Andre Heinecke <aheinecke@intevation.de>
parents: 4975
diff changeset
28 ") VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)"
4975
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
29
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
30 def insertRiverDgm(dbconn, dgmfile, river_name, dry_run):
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
31 with codecs.open(dgmfile, "r", "latin1") as csvfile:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
32 firstline = csvfile.readline()
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
33 names = firstline.split(";")
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
34 namedict = {}
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
35 field_nr = 0
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
36 for name in names:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
37 namedict[name] = field_nr
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
38 field_nr += 1
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
39
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
40 river_id = utils.getRiverId(dbconn, river_name)
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
41 for line in csvfile:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
42 fields = line.split(";")
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
43 if not fields: continue
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
44 if fields[namedict[latin("Gewässer")]] != river_name:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
45 continue
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
46 else:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
47 values=[]
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
48 for key, val in DGM_MAP.items():
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
49 if isinstance(val, tuple):
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
50 values.append(val[1](fields[namedict[val[0]]]))
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
51 else:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
52 values.append(unicode.encode(
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
53 fields[namedict[val]], "UTF-8"))
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
54 cur = dbconn.cursor()
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
55 cur.execute(SQL_INSERT_DGT, [river_id] + values)
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
56
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
57 if not dry_run:
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
58 dbconn.commit()
9eea3cd22ee7 Add dgm file reader although an awk script should have been more appropiate
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
59
http://dive4elements.wald.intevation.org