Mercurial > dive4elements > river

annotate backend/contrib/shpimporter/importer.py @ 9415:9744ce3c3853

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Rework of fixanalysis computation and dWt and WQ facets. Got rid of strange remapping and bitshifting code by explicitely saving the column information and using it in the facets. The facets also put the valid station range into their xml-metadata
author gernotbelger
date Thu, 16 Aug 2018 16:27:53 +0200
parents 5aa05a7a34b7
children
rev   line source
4872
a563e9f58f93 Improve error handling and unify dbconn for all importers
Andre Heinecke <aheinecke@intevation.de>
parents: 4871
diff changeset
1 try:
5004
f1c01fecf194 Fix imports of ogr, this removes a warning in gdal 1.9 but keeps
Andre Heinecke <aheinecke@intevation.de>
parents: 5001
diff changeset
2 from osgeo import ogr, osr
5077
c5187ab9f571 Fix Syntax Errror
Andre Heinecke <aheinecke@intevation.de>
parents: 5006
diff changeset
3 except ImportError:
5004
f1c01fecf194 Fix imports of ogr, this removes a warning in gdal 1.9 but keeps
Andre Heinecke <aheinecke@intevation.de>
parents: 5001
diff changeset
4 import ogr, osr
4877
852d4c508f33 (importer) Try to convert paths to UTF-8 for DB insertion
Andre Heinecke <aheinecke@intevation.de>
parents: 4876
diff changeset
5 import utils
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
6 import re
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
7 import logging
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
8
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
9 logger = logging.getLogger("importer")
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11 class Importer:
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12
4970
174fbaa3d344 Add handling of River Names and remove target_src parameter
Andre Heinecke <aheinecke@intevation.de>
parents: 4951
diff changeset
13 def __init__(self, river_id, dbconn, dry_run):
174fbaa3d344 Add handling of River Names and remove target_src parameter
Andre Heinecke <aheinecke@intevation.de>
parents: 4951
diff changeset
14 self.river_id = river_id
4872
a563e9f58f93 Improve error handling and unify dbconn for all importers
Andre Heinecke <aheinecke@intevation.de>
parents: 4871
diff changeset
15 self.dbconn = dbconn
4970
174fbaa3d344 Add handling of River Names and remove target_src parameter
Andre Heinecke <aheinecke@intevation.de>
parents: 4951
diff changeset
16 self.dry_run = dry_run
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
17 self.dest_srs = osr.SpatialReference()
4970
174fbaa3d344 Add handling of River Names and remove target_src parameter
Andre Heinecke <aheinecke@intevation.de>
parents: 4951
diff changeset
18 self.dest_srs.ImportFromEPSG(31467)
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
19 self.handled_fields = []
4885
89a8764cabcc Importer: Only show imported fields if copy_fields is used
Andre Heinecke <aheinecke@intevation.de>
parents: 4884
diff changeset
20 self.tracking_import = False
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
21 self.srcLayer = None
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 def getKind(self, path):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 raise NotImplementedError("Importer.getKind is abstract!")
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 def getPath(self, base):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 raise NotImplementedError("Importer.getPath is abstract!")
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 def getTablename(self):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 raise NotImplementedError("Importer.getTablename is abstract!")
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31
3654
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2862
diff changeset
32 def getName(self):
5160
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
33 raise NotImplementedError("Importer.getName is abstract!")
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
34
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
35 def isGeometryValid(self, geomType):
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
36 raise NotImplementedError("Importer.isGeometryValid is abstract!")
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
37
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
38 def createNewFeature(self, featureDef, feat, **args):
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
39 raise NotImplementedError("Importer.createNewFeature is abstract!")
3654
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2862
diff changeset
40
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 def IsFieldSet(self, feat, name):
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
42 if not name:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
43 return False
4878
82d00b0c7302 (importer) Avoid uneccessary error and improve debug output
Andre Heinecke <aheinecke@intevation.de>
parents: 4877
diff changeset
44 if feat.GetFieldIndex(name) == -1:
82d00b0c7302 (importer) Avoid uneccessary error and improve debug output
Andre Heinecke <aheinecke@intevation.de>
parents: 4877
diff changeset
45 return False # Avoids an Error in IsFieldSet
82d00b0c7302 (importer) Avoid uneccessary error and improve debug output
Andre Heinecke <aheinecke@intevation.de>
parents: 4877
diff changeset
46 return feat.IsFieldSet(feat.GetFieldIndex(name))
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47
5386
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
48 def searchValue(self, feat, regex):
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
49 """
5401
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
50 Searches for a value that matches regex in all attribute
5386
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
51 fields of a feature.
5401
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
52
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
53 @returns the name of the field where a match was found or None
5386
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
54 """
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
55 for val in feat.items():
5407
db5def5456ce Only match strings vor field values
Andre Heinecke <aheinecke@intevation.de>
parents: 5401
diff changeset
56 if not isinstance(feat.items()[val], basestring):
db5def5456ce Only match strings vor field values
Andre Heinecke <aheinecke@intevation.de>
parents: 5401
diff changeset
57 continue
5401
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
58 match = re.match(regex, feat.items()[val], re.IGNORECASE)
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
59 if match:
ff11b178f152 Fix searchValue and mark a field where a string is found as handled
Andre Heinecke <aheinecke@intevation.de>
parents: 5386
diff changeset
60 return val
5386
6c2751c17869 Importer: Add function to search a value in all fields.
Andre Heinecke <aheinecke@intevation.de>
parents: 5365
diff changeset
61
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
62 def searchField(self, regex):
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
63 """
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
64 Searches for a field in the current src layer that matches
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
65 the expression regex.
5174
b3a15fa3d88e let import_river.sh parse gauge official numbers, typo
Tom Gottfried <tom@intevation.de>
parents: 5160
diff changeset
66 Throws an exception if more than one field matches
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
67 @param feat: The feature to search for attributes
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
68 @param regex: The regex to look for
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
69
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
70 @returns: The field name as a string
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
71 """
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
72
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
73 if not hasattr(self.srcLayer, "fieldnames"):
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
74 self.srcLayer.fieldnames = []
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
75 for i in range(0, self.srcLayer.GetLayerDefn().GetFieldCount()):
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
76 self.srcLayer.fieldnames.append(
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
77 self.srcLayer.GetLayerDefn().GetFieldDefn(i).GetNameRef())
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
78
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
79 result = None
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
80 for name in self.srcLayer.fieldnames:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
81 match = re.match(regex, name, re.IGNORECASE)
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
82 if match:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
83 if result:
5174
b3a15fa3d88e let import_river.sh parse gauge official numbers, typo
Tom Gottfried <tom@intevation.de>
parents: 5160
diff changeset
84 raise Exception("More than one field matches: %s" % regex)
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
85 else:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
86 result = match.group(0)
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
87 return result
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
88
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
89 def IsDoubleFieldSet(self, feat, name):
5365
90f1c5f67698 Importer: Do not return true for IsDoubleField set if the field
Andre Heinecke <aheinecke@intevation.de>
parents: 5174
diff changeset
90 if not self.IsFieldSet(feat, name):
90f1c5f67698 Importer: Do not return true for IsDoubleField set if the field
Andre Heinecke <aheinecke@intevation.de>
parents: 5174
diff changeset
91 return False
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
92 try:
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
93 isset = feat.GetFieldAsDouble(name)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
94 return isset is not None
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
95 except:
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
96 return False
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
97
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
98 def isShapeRelevant(self, name, path):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
99 return True
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
100
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
101 def walkOverShapes(self, shape):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
102 (name, path) = shape
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
103
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
104 shp = ogr.Open(shape[1])
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
105 if shp is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
106 logger.error("Shapefile '%s' could not be opened!" % path)
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
107 return
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
108
4995
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
109 if not self.isShapeRelevant(name, path):
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
110 logger.info("Skip shapefile: '%s' of Type: %s" % (path,
4995
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
111 utils.getWkbString(shp.GetLayerByName(name).GetGeomType())))
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
112 return
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
113
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
114
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
115 logger.info("Processing shapefile '%s'" % path)
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
116 srcLayer = shp.GetLayerByName(name)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
117
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
118 if srcLayer is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
119 logger.error("Layer '%s' was not found!" % name)
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
120 return
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
121
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
122 return self.shape2Database(srcLayer, name, path)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
123
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
124 def transform(self, feat):
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
125 geometry = feat.GetGeometryRef()
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
126 src_srs = geometry.GetSpatialReference()
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
127
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
128 if src_srs is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
129 logger.error("No source SRS given! No transformation possible!")
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
130 return feat
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
131
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
132 transformer = osr.CoordinateTransformation(src_srs, self.dest_srs)
4974
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
133 if geometry.Transform(transformer):
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
134 return None
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
135
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
136 return feat
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
137
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
138 def handled(self, field):
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
139 """
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
140 Register a field or a map of as handled during the import.
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
141
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
142 There is a warning printed after the import for each unhandled field!
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
143 """
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
144 if not field in self.handled_fields:
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
145 self.handled_fields.append(field)
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
146
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
147 def copyFields(self, src, target, mapping):
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
148 """
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
149 Checks the mapping dictonary for key value pairs to
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
150 copy from the source to the destination feature.
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
151 The keys can be reguar expressions that are matched
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
152 agains the source fieldnames
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
153
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
154 The Key is the attribute of the source feature to be copied
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
155 into the target attribute named by the dict's value.
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
156 """
4885
89a8764cabcc Importer: Only show imported fields if copy_fields is used
Andre Heinecke <aheinecke@intevation.de>
parents: 4884
diff changeset
157 self.tracking_import = True
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
158 for key, value in mapping.items():
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
159 realname = self.searchField(key)
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
160 if realname == None:
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
161 continue
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
162 if not realname in self.handled_fields:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
163 self.handled_fields.append(realname)
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
164 # 0 OFTInteger, Simple 32bit integer
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
165 # 1 OFTIntegerList, List of 32bit integers
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
166 # 2 OFTReal, Double Precision floating point
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
167 # 3 OFTRealList, List of doubles
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
168 # 4 OFTString, String of ASCII chars
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
169 # 5 OFTStringList, Array of strings
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
170 # 6 OFTWideString, deprecated
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
171 # 7 OFTWideStringList, deprecated
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
172 # 8 OFTBinary, Raw Binary data
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
173 # 9 OFTDate, Date
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
174 # 10 OFTTime, Time
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
175 # 11 OFTDateTime, Date and Time
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
176 if src.IsFieldSet(src.GetFieldIndex(realname)):
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
177 if src.GetFieldType(realname) == 2:
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
178 target.SetField(value, src.GetFieldAsDouble(realname))
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
179 else:
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
180 target.SetField(value, utils.getUTF8(src.GetField(realname)))
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
181
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
182 def shape2Database(self, srcLayer, name, path):
4872
a563e9f58f93 Improve error handling and unify dbconn for all importers
Andre Heinecke <aheinecke@intevation.de>
parents: 4871
diff changeset
183 destLayer = self.dbconn.GetLayerByName(self.getTablename())
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
184
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
185 if srcLayer is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
186 logger.error("Shapefile is None!")
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
187 return -1
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
188
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
189 if destLayer is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
190 logger.error("No destination layer given!")
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
191 return -1
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
192
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
193 count = srcLayer.GetFeatureCount()
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
194 logger.debug("Try to add %i features to database." % count)
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
195
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
196 srcLayer.ResetReading()
4935
c0a58558b817 Importer: - Handle regular expressions for attribute names
Andre Heinecke <aheinecke@intevation.de>
parents: 4886
diff changeset
197 self.srcLayer = srcLayer
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
198
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
199 geomType = -1
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
200 success = 0
4995
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
201 unsupported = {}
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
202 creationFailed = 0
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
203 featureDef = destLayer.GetLayerDefn()
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
204
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
205 for feat in srcLayer:
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
206 geom = feat.GetGeometryRef()
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
207
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
208 if geom is None:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
209 logger.debug("Unkown Geometry reference for feature")
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
210 continue
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
211
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
212 geomType = geom.GetGeometryType()
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
213
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
214 if self.isGeometryValid(geomType):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
215 newFeat = self.createNewFeature(featureDef,
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
216 feat,
4951
23a090b41543 Importer: Check lowercase pathname and handle utf-8 conversion
Andre Heinecke <aheinecke@intevation.de>
parents: 4935
diff changeset
217 name=utils.getUTF8(name),
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
218 path=path)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
219
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
220 if newFeat is not None:
4877
852d4c508f33 (importer) Try to convert paths to UTF-8 for DB insertion
Andre Heinecke <aheinecke@intevation.de>
parents: 4876
diff changeset
221 newFeat.SetField("path", utils.getUTF8Path(path))
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
222 newFeat = self.transform(newFeat)
4974
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
223 if newFeat:
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
224 res = destLayer.CreateFeature(newFeat)
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
225 if res is None or res > 0:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
226 logger.error("Unable to insert feature. Error: %r" % res)
4974
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
227 else:
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
228 success = success + 1
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
229 else:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
230 logger.error("Could not transform feature: %s " % feat.GetFID())
4974
a92241d40228 Handle transformation errors
Andre Heinecke <aheinecke@intevation.de>
parents: 4970
diff changeset
231 creationFailed += 1
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
232 else:
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
233 creationFailed = creationFailed + 1
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
234 else:
4995
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
235 unsupported[utils.getWkbString(geomType)] = \
998b29c8d2fd Improve debug output for unsupported features and skipped shapefiles
Andre Heinecke <aheinecke@intevation.de>
parents: 4974
diff changeset
236 unsupported.get(utils.getWkbString(geomType), 0) + 1
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
237
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
238 logger.info("Inserted %i features" % success)
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
239 logger.info("Failed to create %i features" % creationFailed)
5001
fed74592a2ba Fix syntax error
Andre Heinecke <aheinecke@intevation.de>
parents: 4995
diff changeset
240 for key, value in unsupported.items():
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
241 logger.info("Found %i unsupported features of type: %s" % (value, key))
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
242
4886
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
243 if self.tracking_import:
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
244 unhandled = []
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
245 for i in range(0, srcLayer.GetLayerDefn().GetFieldCount()):
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
246 act_field = srcLayer.GetLayerDefn().GetFieldDefn(i).GetNameRef()
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
247 if not act_field in self.handled_fields:
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
248 unhandled.append(act_field)
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
249
4886
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
250 if len(unhandled):
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
251 logger.info("Did not import values from fields: %s " % \
4886
8e99d2d9364d Importer: When not tracking dont print info about unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4885
diff changeset
252 " ".join(unhandled))
4884
b457532dae63 Importer: Move copy fields into importer class and track imported/unimported fields
Andre Heinecke <aheinecke@intevation.de>
parents: 4878
diff changeset
253
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
254 try:
4970
174fbaa3d344 Add handling of River Names and remove target_src parameter
Andre Heinecke <aheinecke@intevation.de>
parents: 4951
diff changeset
255 if self.dry_run:
3655
8654e4480fc6 Shape importer: added command line option dry_run to supress database transactions.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3654
diff changeset
256 return geomType
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
257 destLayer.CommitTransaction()
5160
0dae9e77c5da Importer fix issues reported by pylint
Andre Heinecke <aheinecke@intevation.de>
parents: 5077
diff changeset
258 except:
5006
769593a84606 Importer: Behold, Logging!
Andre Heinecke <aheinecke@intevation.de>
parents: 5004
diff changeset
259 logger.error("Exception while committing transaction.")
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
260
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
261 return geomType
http://dive4elements.wald.intevation.org