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Port GDAL Ogr2OgrPostgis to new API

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nyalldawson committed Aug 13, 2017
1 parent 479106a commit 1a5648722ac7c0270bd7647c6c9795c284857f8a
@@ -26,13 +26,14 @@

__revision__ = '$Format:%H$'

from processing.core.parameters import ParameterVector
from processing.core.parameters import ParameterString
from processing.core.parameters import ParameterCrs
from processing.core.parameters import ParameterSelection
from processing.core.parameters import ParameterBoolean
from processing.core.parameters import ParameterExtent
from processing.core.parameters import ParameterTableField
from qgis.core import (QgsProcessingParameterFeatureSource,
QgsProcessingParameterString,
QgsProcessingParameterEnum,
QgsProcessingParameterCrs,
QgsProcessingParameterField,
QgsProcessingParameterExtent,
QgsProcessingParameterBoolean,
QgsProcessingUtils)

from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
@@ -43,7 +44,7 @@

class Ogr2OgrToPostGis(GdalAlgorithm):

INPUT_LAYER = 'INPUT_LAYER'
INPUT = 'INPUT'
SHAPE_ENCODING = 'SHAPE_ENCODING'
GTYPE = 'GTYPE'
GEOMTYPE = ['', 'NONE', 'GEOMETRY', 'POINT', 'LINESTRING', 'POLYGON', 'GEOMETRYCOLLECTION', 'MULTIPOINT', 'MULTIPOLYGON', 'MULTILINESTRING']
@@ -82,78 +83,78 @@ def __init__(self):
super().__init__()

def initAlgorithm(self, config=None):
self.addParameter(ParameterVector(self.INPUT_LAYER,
self.tr('Input layer')))
self.addParameter(ParameterString(self.SHAPE_ENCODING,
self.tr('Shape encoding'), "", optional=True))
self.addParameter(ParameterSelection(self.GTYPE,
self.tr('Output geometry type'), self.GEOMTYPE, 0))
self.addParameter(ParameterCrs(self.A_SRS,
self.tr('Assign an output CRS'), '', optional=False))
self.addParameter(ParameterCrs(self.T_SRS,
self.tr('Reproject to this CRS on output '), '', optional=True))
self.addParameter(ParameterCrs(self.S_SRS,
self.tr('Override source CRS'), '', optional=True))
self.addParameter(ParameterString(self.HOST,
self.tr('Host'), 'localhost', optional=True))
self.addParameter(ParameterString(self.PORT,
self.tr('Port'), '5432', optional=True))
self.addParameter(ParameterString(self.USER,
self.tr('Username'), '', optional=True))
self.addParameter(ParameterString(self.DBNAME,
self.tr('Database name'), '', optional=True))
self.addParameter(ParameterString(self.PASSWORD,
self.tr('Password'), '', optional=True))
self.addParameter(ParameterString(self.SCHEMA,
self.tr('Schema name'), 'public', optional=True))
self.addParameter(ParameterString(self.TABLE,
self.tr('Table name, leave blank to use input name'),
'', optional=True))
self.addParameter(ParameterString(self.PK,
self.tr('Primary key (new field)'), 'id', optional=True))
self.addParameter(ParameterTableField(self.PRIMARY_KEY,
self.tr('Primary key (existing field, used if the above option is left empty)'), self.INPUT_LAYER, optional=True))
self.addParameter(ParameterString(self.GEOCOLUMN,
self.tr('Geometry column name'), 'geom', optional=True))
self.addParameter(ParameterSelection(self.DIM,
self.tr('Vector dimensions'), self.DIMLIST, 0))
self.addParameter(ParameterString(self.SIMPLIFY,
self.tr('Distance tolerance for simplification'),
'', optional=True))
self.addParameter(ParameterString(self.SEGMENTIZE,
self.tr('Maximum distance between 2 nodes (densification)'),
'', optional=True))
self.addParameter(ParameterExtent(self.SPAT,
self.tr('Select features by extent (defined in input layer CRS)')))
self.addParameter(ParameterBoolean(self.CLIP,
self.tr('Clip the input layer using the above (rectangle) extent'),
False))
self.addParameter(ParameterString(self.WHERE,
self.tr('Select features using a SQL "WHERE" statement (Ex: column=\'value\')'),
'', optional=True))
self.addParameter(ParameterString(self.GT,
self.tr('Group N features per transaction (Default: 20000)'),
'', optional=True))
self.addParameter(ParameterBoolean(self.OVERWRITE,
self.tr('Overwrite existing table'), True))
self.addParameter(ParameterBoolean(self.APPEND,
self.tr('Append to existing table'), False))
self.addParameter(ParameterBoolean(self.ADDFIELDS,
self.tr('Append and add new fields to existing table'), False))
self.addParameter(ParameterBoolean(self.LAUNDER,
self.tr('Do not launder columns/table names'), False))
self.addParameter(ParameterBoolean(self.INDEX,
self.tr('Do not create spatial index'), False))
self.addParameter(ParameterBoolean(self.SKIPFAILURES,
self.tr('Continue after a failure, skipping the failed feature'), False))
self.addParameter(ParameterBoolean(self.PROMOTETOMULTI,
self.tr('Promote to Multipart'),
True))
self.addParameter(ParameterBoolean(self.PRECISION,
self.tr('Keep width and precision of input attributes'),
True))
self.addParameter(ParameterString(self.OPTIONS,
self.tr('Additional creation options'), '', optional=True))
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Input layer')))
self.addParameter(QgsProcessingParameterString(self.SHAPE_ENCODING,
self.tr('Shape encoding'), "", optional=True))
self.addParameter(QgsProcessingParameterEnum(self.GTYPE,
self.tr('Output geometry type'), options=self.GEOMTYPE, defaultValue=0))
self.addParameter(QgsProcessingParameterCrs(self.A_SRS,
self.tr('Assign an output CRS'), defaultValue='', optional=False))
self.addParameter(QgsProcessingParameterCrs(self.T_SRS,
self.tr('Reproject to this CRS on output '), defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterCrs(self.S_SRS,
self.tr('Override source CRS'), defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.HOST,
self.tr('Host'), defaultValue='localhost', optional=True))
self.addParameter(QgsProcessingParameterString(self.PORT,
self.tr('Port'), defaultValue='5432', optional=True))
self.addParameter(QgsProcessingParameterString(self.USER,
self.tr('Username'), defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.DBNAME,
self.tr('Database name'), defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.PASSWORD,
self.tr('Password'), defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.SCHEMA,
self.tr('Schema name'), defaultValue='public', optional=True))
self.addParameter(QgsProcessingParameterString(self.TABLE,
self.tr('Table name, leave blank to use input name'),
defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.PK,
self.tr('Primary key (new field)'), defaultValue='id', optional=True))
self.addParameter(QgsProcessingParameterField(self.PRIMARY_KEY,
self.tr('Primary key (existing field, used if the above option is left empty)'), parentLayerParameterName=self.INPUT, optional=True))
self.addParameter(QgsProcessingParameterString(self.GEOCOLUMN,
self.tr('Geometry column name'), defaultValue='geom', optional=True))
self.addParameter(QgsProcessingParameterEnum(self.DIM,
self.tr('Vector dimensions'), options=self.DIMLIST, defaultValue=0))
self.addParameter(QgsProcessingParameterString(self.SIMPLIFY,
self.tr('Distance tolerance for simplification'),
defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.SEGMENTIZE,
self.tr('Maximum distance between 2 nodes (densification)'),
defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterExtent(self.SPAT,
self.tr('Select features by extent (defined in input layer CRS)')))
self.addParameter(QgsProcessingParameterBoolean(self.CLIP,
self.tr('Clip the input layer using the above (rectangle) extent'),
defaultValue=False))
self.addParameter(QgsProcessingParameterString(self.WHERE,
self.tr('Select features using a SQL "WHERE" statement (Ex: column=\'value\')'),
defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterString(self.GT,
self.tr('Group N features per transaction (Default: 20000)'),
defaultValue='', optional=True))
self.addParameter(QgsProcessingParameterBoolean(self.OVERWRITE,
self.tr('Overwrite existing table'), defaultValue=True))
self.addParameter(QgsProcessingParameterBoolean(self.APPEND,
self.tr('Append to existing table'), defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.ADDFIELDS,
self.tr('Append and add new fields to existing table'), defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.LAUNDER,
self.tr('Do not launder columns/table names'), defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.INDEX,
self.tr('Do not create spatial index'), defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.SKIPFAILURES,
self.tr('Continue after a failure, skipping the failed feature'), defaultValue=False))
self.addParameter(QgsProcessingParameterBoolean(self.PROMOTETOMULTI,
self.tr('Promote to Multipart'),
defaultValue=True))
self.addParameter(QgsProcessingParameterBoolean(self.PRECISION,
self.tr('Keep width and precision of input attributes'),
defaultValue=True))
self.addParameter(QgsProcessingParameterString(self.OPTIONS,
self.tr('Additional creation options'), defaultValue='', optional=True))

def name(self):
return 'importvectorintopostgisdatabasenewconnection'
@@ -164,13 +165,13 @@ def displayName(self):
def group(self):
return self.tr('Vector miscellaneous')

def getConnectionString(self, parameters):
host = self.getParameterValue(self.HOST)
port = self.getParameterValue(self.PORT)
user = self.getParameterValue(self.USER)
dbname = self.getParameterValue(self.DBNAME)
password = self.getParameterValue(self.PASSWORD)
schema = self.getParameterValue(self.SCHEMA)
def getConnectionString(self, parameters, context):
host = self.parameterAsString(parameters, self.HOST, context)
port = self.parameterAsString(parameters, self.PORT, context)
user = self.parameterAsString(parameters, self.USER, context)
dbname = self.parameterAsString(parameters, self.DBNAME, context)
password = self.parameterAsString(parameters, self.PASSWORD, context)
schema = self.parameterAsString(parameters, self.SCHEMA, context)
arguments = []
if host:
arguments.append('host=' + host)
@@ -187,41 +188,41 @@ def getConnectionString(self, parameters):
return GdalUtils.escapeAndJoin(arguments)

def getConsoleCommands(self, parameters, context, feedback):
inLayer = self.getParameterValue(self.INPUT_LAYER)
ogrLayer = ogrConnectionString(inLayer, context)[1:-1]
shapeEncoding = self.getParameterValue(self.SHAPE_ENCODING)
ssrs = str(self.getParameterValue(self.S_SRS))
tsrs = str(self.getParameterValue(self.T_SRS))
asrs = str(self.getParameterValue(self.A_SRS))
table = str(self.getParameterValue(self.TABLE))
schema = str(self.getParameterValue(self.SCHEMA))
pk = str(self.getParameterValue(self.PK))
inLayer = self.parameterAsSource(parameters, self.INPUT, context)
ogrLayer, layername = self.getOgrCompatibleSource(self.INPUT, parameters, context, feedback)
shapeEncoding = self.parameterAsString(parameters, self.SHAPE_ENCODING, context)
ssrs = self.parameterAsCrs(parameters, self.S_SRS, context)
tsrs = self.parameterAsCrs(parameters, self.T_SRS, context)
asrs = self.parameterAsCrs(parameters, self.A_SRS, context)
table = self.parameterAsString(parameters, self.TABLE, context)
schema = self.parameterAsString(parameters, self.SCHEMA, context)
pk = self.parameterAsString(parameters, self.PK, context)
pkstring = "-lco FID=" + pk
primary_key = self.getParameterValue(self.PRIMARY_KEY)
geocolumn = str(self.getParameterValue(self.GEOCOLUMN))
primary_key = self.parameterAsString(parameters, self.PRIMARY_KEY, context)
geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
geocolumnstring = "-lco GEOMETRY_NAME=" + geocolumn
dim = self.DIMLIST[self.getParameterValue(self.DIM)]
dim = self.DIMLIST[self.parameterAsEnum(parameters, self.DIM, context)]
dimstring = "-lco DIM=" + dim
simplify = str(self.getParameterValue(self.SIMPLIFY))
segmentize = str(self.getParameterValue(self.SEGMENTIZE))
spat = self.getParameterValue(self.SPAT)
if not spat:
spat = QgsProcessingUtils.combineLayerExtents([inLayer])
clip = self.getParameterValue(self.CLIP)
where = str(self.getParameterValue(self.WHERE))
simplify = self.parameterAsString(parameters, self.SIMPLIFY, context)
segmentize = self.parameterAsString(parameters, self.SEGMENTIZE, context)
spat = self.parameterAsExtent(parameters, self.SPAT, context)
if spat.isNull():
spat = inLayer.sourceExtent()
clip = self.parameterAsBool(parameters, self.CLIP, context)
where = self.parameterAsString(parameters, self.WHERE, context)
wherestring = '-where "' + where + '"'
gt = str(self.getParameterValue(self.GT))
overwrite = self.getParameterValue(self.OVERWRITE)
append = self.getParameterValue(self.APPEND)
addfields = self.getParameterValue(self.ADDFIELDS)
launder = self.getParameterValue(self.LAUNDER)
gt = self.parameterAsString(parameters, self.GT, context)
overwrite = self.parameterAsBool(parameters, self.OVERWRITE, context)
append = self.parameterAsBool(parameters, self.APPEND, context)
addfields = self.parameterAsBool(parameters, self.ADDFIELDS, context)
launder = self.parameterAsBool(parameters, self.LAUNDER, context)
launderstring = "-lco LAUNDER=NO"
index = self.getParameterValue(self.INDEX)
index = self.parameterAsBool(parameters, self.INDEX, context)
indexstring = "-lco SPATIAL_INDEX=OFF"
skipfailures = self.getParameterValue(self.SKIPFAILURES)
promotetomulti = self.getParameterValue(self.PROMOTETOMULTI)
precision = self.getParameterValue(self.PRECISION)
options = str(self.getParameterValue(self.OPTIONS))
skipfailures = self.parameterAsBool(parameters, self.SKIPFAILURES, context)
promotetomulti = self.parameterAsBool(parameters, self.PROMOTETOMULTI, context)
precision = self.parameterAsBool(parameters, self.PRECISION, context)
options = self.parameterAsString(parameters, self.OPTIONS, context)

arguments = []
arguments.append('-progress')
@@ -233,7 +234,7 @@ def getConsoleCommands(self, parameters, context, feedback):
arguments.append('-f')
arguments.append('PostgreSQL')
arguments.append('PG:"')
arguments.append(self.getConnectionString(parameters))
arguments.append(self.getConnectionString(parameters, context))
arguments.append('"')
arguments.append(dimstring)
arguments.append(ogrLayer)
@@ -248,9 +249,9 @@ def getConsoleCommands(self, parameters, context, feedback):
arguments.append('-addfields')
if overwrite:
arguments.append('-overwrite')
if len(self.GEOMTYPE[self.getParameterValue(self.GTYPE)]) > 0:
if len(self.GEOMTYPE[self.parameterAsEnum(parameters, self.GTYPE, context)]) > 0:
arguments.append('-nlt')
arguments.append(self.GEOMTYPE[self.getParameterValue(self.GTYPE)])
arguments.append(self.GEOMTYPE[self.parameterAsEnum(parameters, self.GTYPE, context)])
if len(geocolumn) > 0:
arguments.append(geocolumnstring)
if len(pk) > 0:

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