コード例 #1
0
def clip_data(input_items, out_workspace, clip_polygon, out_format):
    """Clips input results using the clip polygon.

    :param input_items: list of item to be clipped
    :param out_workspace: the output workspace where results are created
    :param clip_polygon: the clip polygon geometry
    :param out_format: the type of output to be created (i.e. SHP for shapefile)
    """

    global processed_count
    global layer_name
    global existing_fields
    global new_fields
    global field_values

    clipped = 0
    errors = 0
    skipped = 0
    fds = None

    for ds, out_name in input_items.iteritems():
        try:
            # -----------------------------------------------
            # If the item is a service layer, process and continue.
            # -----------------------------------------------
            if ds.startswith("http"):
                try:
                    clip_service_layers(ds, clip_polygon, out_name)
                    processed_count += 1.0
                    clipped += 1
                    status_writer.send_percent(
                        processed_count / result_count, _("Clipped: {0}").format(ds), "clip_data_by_features"
                    )
                    continue
                except Exception as ex:
                    status_writer.send_state(status.STAT_WARNING, str(ex))
                    errors_reasons[ds] = ex.message
                    errors += 1
                    continue

            # -----------------------------------------------
            # Check if the path is a MXD data frame type.
            # ------------------------------------------------
            map_frame_name = task_utils.get_data_frame_name(ds)
            if map_frame_name:
                ds = ds.split("|")[0].strip()

            # ---------------------------------
            # Is the input is geometry features
            # ---------------------------------
            if isinstance(out_name, list):
                increment = task_utils.get_increment(result_count)
                for row in out_name:
                    try:
                        name = os.path.join(out_workspace, arcpy.ValidateTableName(ds, out_workspace))
                        if out_format == "SHP":
                            name += ".shp"

                        geo_json = row["[geo]"]
                        geom = arcpy.AsShape(geo_json)
                        row.pop("[geo]")
                        if not arcpy.Exists(name):
                            if arcpy.env.outputCoordinateSystem:
                                arcpy.CreateFeatureclass_management(
                                    out_workspace, os.path.basename(name), geom.type.upper()
                                )
                            else:
                                arcpy.env.outputCoordinateSystem = 4326
                                arcpy.CreateFeatureclass_management(
                                    out_workspace, os.path.basename(name), geom.type.upper()
                                )

                            layer_name = arcpy.MakeFeatureLayer_management(name, "flayer")
                            if out_format == "SHP":
                                arcpy.DeleteField_management(layer_name, "Id")
                            existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                            new_fields = []
                            field_values = []
                            for field, value in row.iteritems():
                                valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                new_fields.append(valid_field)
                                field_values.append(value)
                                arcpy.AddField_management(layer_name, valid_field, "TEXT")
                        else:
                            if not geom.type.upper() == arcpy.Describe(name).shapeType.upper():
                                name = arcpy.CreateUniqueName(os.path.basename(name), out_workspace)
                                if arcpy.env.outputCoordinateSystem:
                                    arcpy.CreateFeatureclass_management(
                                        out_workspace, os.path.basename(name), geom.type.upper()
                                    )
                                else:
                                    arcpy.env.outputCoordinateSystem = 4326
                                    arcpy.CreateFeatureclass_management(
                                        out_workspace, os.path.basename(name), geom.type.upper()
                                    )

                                layer_name = arcpy.MakeFeatureLayer_management(name, "flayer")
                                if out_format == "SHP":
                                    arcpy.DeleteField_management(layer_name, "Id")
                                existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                                new_fields = []
                                field_values = []
                                for field, value in row.iteritems():
                                    valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                    new_fields.append(valid_field)
                                    field_values.append(value)
                                    if not valid_field in existing_fields:
                                        arcpy.AddField_management(layer_name, valid_field, "TEXT")

                        clipped_geometry = arcpy.Clip_analysis(geom, clip_polygon, arcpy.Geometry())
                        if clipped_geometry:
                            with arcpy.da.InsertCursor(layer_name, ["SHAPE@"] + new_fields) as icur:
                                icur.insertRow([clipped_geometry[0]] + field_values)

                        processed_count += 1
                        if (processed_count % increment) == 0:
                            status_writer.send_percent(
                                float(processed_count) / result_count,
                                _("Clipped: {0}").format(row["name"]),
                                "clip_data",
                            )
                        clipped += 1
                    except KeyError:
                        processed_count += 1
                        skipped += 1
                        skipped_reasons[ds] = "Invalid input type"
                        status_writer.send_state(_(status.STAT_WARNING, "Invalid input type: {0}").format(ds))
                    except Exception as ex:
                        processed_count += 1
                        errors += 1
                        errors_reasons[ds] = ex.message
                        continue
                continue

            dsc = arcpy.Describe(ds)
            try:
                if dsc.spatialReference.name == "Unknown":
                    status_writer.send_state(
                        status.STAT_WARNING,
                        _("{0} has an Unknown projection. Output may be invalid or empty.").format(dsc.name),
                    )
            except AttributeError:
                pass

            # -----------------------------
            # Check the data type and clip.
            # -----------------------------

            # Feature Class or ShapeFile
            if dsc.dataType in ("FeatureClass", "ShapeFile", "Shapefile"):
                if out_name == "":
                    name = arcpy.ValidateTableName(dsc.name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                else:
                    name = arcpy.ValidateTableName(out_name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                arcpy.Clip_analysis(ds, clip_polygon, name)

            # Feature dataset
            elif dsc.dataType == "FeatureDataset":
                if not out_format == "SHP":
                    fds_name = os.path.basename(task_utils.create_unique_name(dsc.name, out_workspace))
                    fds = arcpy.CreateFeatureDataset_management(out_workspace, fds_name)
                arcpy.env.workspace = ds
                for fc in arcpy.ListFeatureClasses():
                    try:
                        if not out_format == "SHP":
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, fds.getOutput(0)))
                        else:
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, out_workspace))
                    except arcpy.ExecuteError:
                        pass
                arcpy.env.workspace = out_workspace

            # Raster dataset
            elif dsc.dataType == "RasterDataset":
                if out_name == "":
                    name = task_utils.create_unique_name(dsc.name, out_workspace)
                else:
                    name = task_utils.create_unique_name(out_name, out_workspace)
                if type(clip_polygon) is arcpy.Polygon:
                    extent = clip_polygon.extent
                else:
                    extent = arcpy.Describe(clip_polygon).extent
                ext = "{0} {1} {2} {3}".format(extent.XMin, extent.YMin, extent.XMax, extent.YMax)
                arcpy.Clip_management(
                    ds, ext, name, in_template_dataset=clip_polygon, clipping_geometry="ClippingGeometry"
                )

            # Layer file
            elif dsc.dataType == "Layer":
                task_utils.clip_layer_file(dsc.catalogPath, clip_polygon, arcpy.env.workspace)

            # Cad drawing dataset
            elif dsc.dataType == "CadDrawingDataset":
                arcpy.env.workspace = dsc.catalogPath
                cad_wks_name = os.path.splitext(dsc.name)[0]
                for cad_fc in arcpy.ListFeatureClasses():
                    name = task_utils.create_unique_name("{0}_{1}".format(cad_wks_name, cad_fc), out_workspace)
                    arcpy.Clip_analysis(cad_fc, clip_polygon, name)
                arcpy.env.workspace = out_workspace

            # File
            elif dsc.dataType in ("File", "TextFile"):
                if dsc.catalogPath.endswith(".kml") or dsc.catalogPath.endswith(".kmz"):
                    name = os.path.splitext(dsc.name)[0]
                    kml_layer = arcpy.KMLToLayer_conversion(dsc.catalogPath, arcpy.env.scratchFolder, name)
                    group_layer = arcpy.mapping.Layer(os.path.join(arcpy.env.scratchFolder, "{0}.lyr".format(name)))
                    for layer in arcpy.mapping.ListLayers(group_layer):
                        if layer.isFeatureLayer:
                            arcpy.Clip_analysis(
                                layer, clip_polygon, task_utils.create_unique_name(layer, out_workspace)
                            )
                    # Clean up temp KML results.
                    arcpy.Delete_management(os.path.join(arcpy.env.scratchFolder, "{0}.lyr".format(name)))
                    arcpy.Delete_management(kml_layer[1])
                    del group_layer
                else:
                    if out_name == "":
                        out_name = dsc.name
                    if out_workspace.endswith(".gdb"):
                        f = arcpy.Copy_management(ds, os.path.join(os.path.dirname(out_workspace), out_name))
                    else:
                        f = arcpy.Copy_management(ds, os.path.join(out_workspace, out_name))
                    processed_count += 1.0
                    status_writer.send_percent(
                        processed_count / result_count, _("Copied file: {0}").format(dsc.name), "clip_data"
                    )
                    status_writer.send_state(_("Copied file: {0}").format(dsc.name))
                    clipped += 1
                    if out_format in ("LPK", "MPK"):
                        files_to_package.append(f.getOutput(0))
                    continue

            # Map document
            elif dsc.dataType == "MapDocument":
                task_utils.clip_mxd_layers(dsc.catalogPath, clip_polygon, arcpy.env.workspace, map_frame_name)
            else:
                processed_count += 1.0
                status_writer.send_percent(
                    processed_count / result_count, _("Invalid input type: {0}").format(ds), "clip_data"
                )
                status_writer.send_state(_("Invalid input type: {0}").format(ds))
                skipped_reasons[ds] = _("Invalid input type: {0}").format(dsc.dataType)
                skipped += 1
                continue

            processed_count += 1.0
            status_writer.send_percent(processed_count / result_count, _("Clipped: {0}").format(dsc.name), "clip_data")
            status_writer.send_status(_("Clipped: {0}").format(dsc.name))
            clipped += 1
        # Continue. Process as many as possible.
        except Exception as ex:
            processed_count += 1.0
            status_writer.send_percent(
                processed_count / result_count, _("Skipped: {0}").format(os.path.basename(ds)), "clip_data"
            )
            status_writer.send_status(_("FAIL: {0}").format(repr(ex)))
            errors_reasons[ds] = repr(ex)
            errors += 1
            pass
    return clipped, errors, skipped
コード例 #2
0
def clip_data(input_items, out_workspace, clip_polygon, out_format):
    """Clips input results using the clip polygon.

    :param input_items: list of item to be clipped
    :param out_workspace: the output workspace where results are created
    :param clip_polygon: the clip polygon geometry
    :param out_format: the type of output to be created (i.e. SHP for shapefile)
    """

    global processed_count
    global layer_name
    global existing_fields
    global new_fields
    global field_values

    clipped = 0
    errors = 0
    skipped = 0
    fds = None

    for ds, out_name in input_items.iteritems():
        try:
            if not isinstance(out_name, list):
                out_name = ''
            # -----------------------------------------------
            # If the item is a service layer, process and continue.
            # -----------------------------------------------
            if ds.startswith('http'):
                try:
                    clip_service_layers(ds, clip_polygon, out_name)
                    processed_count += 1.
                    clipped += 1
                    status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(ds), 'clip_data_by_features')
                    continue
                except Exception as ex:
                    status_writer.send_state(status.STAT_WARNING, str(ex))
                    errors_reasons[ds] = ex.message
                    errors += 1
                    continue


            # -----------------------------------------------
            # Check if the path is a MXD data frame type.
            # ------------------------------------------------
            map_frame_name = task_utils.get_data_frame_name(ds)
            if map_frame_name:
                ds = ds.split('|')[0].strip()


            # ---------------------------------
            # Is the input is geometry features
            # ---------------------------------
            if isinstance(out_name, list):
                arcpy.env.overwriteOutput = True
                increment = task_utils.get_increment(result_count)
                for row in out_name:
                    try:
                        name = os.path.join(out_workspace, arcpy.ValidateTableName(ds, out_workspace))
                        if out_format == 'SHP':
                            name += '.shp'

                        geo_json = row['[geo]']
                        geom = arcpy.AsShape(geo_json)
                        row.pop('[geo]')
                        if not arcpy.Exists(name):
                            if arcpy.env.outputCoordinateSystem:
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                            else:
                                arcpy.env.outputCoordinateSystem = 4326
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                            layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                            if out_format == 'SHP':
                                arcpy.DeleteField_management(layer_name, 'Id')
                            existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                            new_fields = []
                            field_values = []
                            for field, value in row.iteritems():
                                valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                new_fields.append(valid_field)
                                field_values.append(value)
                                arcpy.AddField_management(layer_name, valid_field, 'TEXT')
                        else:
                            if not geom.type.upper() == arcpy.Describe(name).shapeType.upper():
                                name = arcpy.CreateUniqueName(os.path.basename(name), out_workspace)
                                if arcpy.env.outputCoordinateSystem:
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                                else:
                                    arcpy.env.outputCoordinateSystem = 4326
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                                layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                                if out_format == 'SHP':
                                    arcpy.DeleteField_management(layer_name, 'Id')
                                existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                                new_fields = []
                                field_values = []
                                for field, value in row.iteritems():
                                    valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                    new_fields.append(valid_field)
                                    field_values.append(value)
                                    if not valid_field in existing_fields:
                                        arcpy.AddField_management(layer_name, valid_field, 'TEXT')

                        clipped_geometry = arcpy.Clip_analysis(geom, clip_polygon, arcpy.Geometry())
                        if clipped_geometry:
                            with arcpy.da.InsertCursor(layer_name, ["SHAPE@"] + new_fields) as icur:
                                icur.insertRow([clipped_geometry[0]] + field_values)

                        processed_count += 1
                        if (processed_count % increment) == 0:
                            status_writer.send_percent(float(processed_count) / result_count, _('Clipped: {0}').format(row['name']), 'clip_data')
                        clipped += 1
                    except KeyError:
                        processed_count += 1
                        skipped += 1
                        skipped_reasons[ds] = 'Invalid input type'
                        status_writer.send_state(_(status.STAT_WARNING, 'Invalid input type: {0}').format(ds))
                    except Exception as ex:
                        processed_count += 1
                        errors += 1
                        errors_reasons[ds] = ex.message
                        continue
                continue


            dsc = arcpy.Describe(ds)
            try:
                if dsc.spatialReference.name == 'Unknown':
                    status_writer.send_state(status.STAT_WARNING, _('{0} has an Unknown projection. Output may be invalid or empty.').format(dsc.name))
            except AttributeError:
                pass

            # -----------------------------
            # Check the data type and clip.
            # -----------------------------

            # Feature Class or ShapeFile
            if dsc.dataType in ('FeatureClass', 'ShapeFile', 'Shapefile'):
                if out_name == '':
                    name = arcpy.ValidateTableName(dsc.name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                else:
                    name = arcpy.ValidateTableName(out_name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                # Does the input exist in a feature dataset? If so, create the feature dataset if it doesn't exist.
                ws = os.path.dirname(ds)
                if [any(ext) for ext in ('.gdb', '.mdb', '.sde') if ext in ws]:
                    if os.path.splitext(ws)[1] in ('.gdb', '.mdb', '.sde'):
                        arcpy.Clip_analysis(ds, clip_polygon, name)
                    else:
                        fds_name = os.path.basename(ws)
                        if not arcpy.Exists(os.path.join(out_workspace, fds_name)):
                            arcpy.CreateFeatureDataset_management(out_workspace, fds_name, dsc.spatialReference)
                        arcpy.Clip_analysis(ds, clip_polygon,
                                            os.path.join(out_workspace, fds_name, os.path.basename(ds)))
                else:
                    arcpy.Clip_analysis(ds, clip_polygon, name)

                # arcpy.Clip_analysis(ds, clip_polygon, name)

            # Feature dataset
            elif dsc.dataType == 'FeatureDataset':
                if not out_format == 'SHP':
                    fds_name = os.path.basename(task_utils.create_unique_name(dsc.name, out_workspace))
                    fds = arcpy.CreateFeatureDataset_management(out_workspace, fds_name)
                arcpy.env.workspace = ds
                for fc in arcpy.ListFeatureClasses():
                    try:
                        if not out_format == 'SHP':
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, fds.getOutput(0)))
                        else:
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, out_workspace))
                    except arcpy.ExecuteError:
                        pass
                arcpy.env.workspace = out_workspace

            # Raster dataset
            elif dsc.dataType == 'RasterDataset':
                if out_name == '':
                    name = task_utils.create_unique_name(dsc.name, out_workspace)
                else:
                    name = task_utils.create_unique_name(out_name, out_workspace)
                if type(clip_polygon) is arcpy.Polygon:
                    extent = clip_polygon.extent
                else:
                    extent = arcpy.Describe(clip_polygon).extent
                ext = '{0} {1} {2} {3}'.format(extent.XMin, extent.YMin, extent.XMax, extent.YMax)
                arcpy.Clip_management(ds, ext, name, in_template_dataset=clip_polygon, clipping_geometry="ClippingGeometry")

            # Layer file
            elif dsc.dataType == 'Layer':
                task_utils.clip_layer_file(dsc.catalogPath, clip_polygon, arcpy.env.workspace)

            # Cad drawing dataset
            elif dsc.dataType == 'CadDrawingDataset':
                arcpy.env.workspace = dsc.catalogPath
                cad_wks_name = os.path.splitext(dsc.name)[0]
                for cad_fc in arcpy.ListFeatureClasses():
                    name = task_utils.create_unique_name('{0}_{1}'.format(cad_wks_name, cad_fc), out_workspace)
                    arcpy.Clip_analysis(cad_fc, clip_polygon, name)
                arcpy.env.workspace = out_workspace

            # File
            elif dsc.dataType in ('File', 'TextFile'):
                if dsc.catalogPath.endswith('.kml') or dsc.catalogPath.endswith('.kmz'):
                    name = os.path.splitext(dsc.name)[0]
                    kml_layer = arcpy.KMLToLayer_conversion(dsc.catalogPath, arcpy.env.scratchFolder, name)
                    group_layer = arcpy.mapping.Layer(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    for layer in arcpy.mapping.ListLayers(group_layer):
                        if layer.isFeatureLayer:
                            arcpy.Clip_analysis(layer,
                                                clip_polygon,
                                                task_utils.create_unique_name(layer, out_workspace))
                    # Clean up temp KML results.
                    arcpy.Delete_management(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    arcpy.Delete_management(kml_layer[1])
                    del group_layer
                else:
                    if out_name == '':
                        out_name = dsc.name
                    if out_workspace.endswith('.gdb'):
                        f = arcpy.Copy_management(ds, os.path.join(os.path.dirname(out_workspace), out_name))
                    else:
                        f = arcpy.Copy_management(ds, os.path.join(out_workspace, out_name))
                    processed_count += 1.
                    status_writer.send_percent(processed_count / result_count, _('Copied file: {0}').format(dsc.name), 'clip_data')
                    status_writer.send_state(_('Copied file: {0}').format(dsc.name))
                    clipped += 1
                    if out_format in ('LPK', 'MPK'):
                        files_to_package.append(f.getOutput(0))
                    continue

            # Map document
            elif dsc.dataType == 'MapDocument':
                task_utils.clip_mxd_layers(dsc.catalogPath, clip_polygon, arcpy.env.workspace, map_frame_name)
            else:
                processed_count += 1.
                status_writer.send_percent(processed_count / result_count, _('Invalid input type: {0}').format(ds), 'clip_data')
                status_writer.send_state(_('Invalid input type: {0}').format(ds))
                skipped_reasons[ds] = _('Invalid input type: {0}').format(dsc.dataType)
                skipped += 1
                continue

            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(dsc.name), 'clip_data')
            status_writer.send_status(_('Clipped: {0}').format(dsc.name))
            clipped += 1
        # Continue. Process as many as possible.
        except Exception as ex:
            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Skipped: {0}').format(os.path.basename(ds)), 'clip_data')
            status_writer.send_status(_('FAIL: {0}').format(repr(ex)))
            errors_reasons[ds] = repr(ex)
            errors += 1
            pass
    return clipped, errors, skipped
コード例 #3
0
def clip_data(input_items, out_workspace, out_coordinate_system, gcs_sr, gcs_clip_poly, out_format):
    """Clips input results."""
    clipped = 0
    errors = 0
    skipped = 0
    fds = None
    global processed_count
    global layer_name
    global existing_fields
    global new_fields
    global field_values

    for ds, out_name in input_items.items():
        try:
            if not isinstance(out_name, list):
                out_name = ''
            # -----------------------------------------------
            # If the item is a service layer, process and continue.
            # -----------------------------------------------
            if ds.startswith('http'):
                try:
                    if out_coordinate_system == 0:
                        service_layer = task_utils.ServiceLayer(ds)
                        wkid = service_layer.wkid
                        out_sr = arcpy.SpatialReference(wkid)
                        arcpy.env.outputCoordinateSystem = out_sr
                    else:
                        out_sr = task_utils.get_spatial_reference(out_coordinate_system)
                        arcpy.env.outputCoordinateSystem = out_sr

                    if not out_sr.name == gcs_sr.name:
                        try:
                            geo_transformation = arcpy.ListTransformations(gcs_sr, out_sr)[0]
                            clip_poly = gcs_clip_poly.projectAs(out_sr, geo_transformation)
                        except (AttributeError, IndexError):
                            try:
                                clip_poly = gcs_clip_poly.projectAs(out_sr)
                            except AttributeError:
                                clip_poly = gcs_clip_poly
                        except ValueError:
                            clip_poly = gcs_clip_poly
                    else:
                        clip_poly = gcs_clip_poly

                    arcpy.env.overwriteOutput = True
                    service_layer = task_utils.ServiceLayer(ds, clip_poly.extent.JSON, 'esriGeometryEnvelope')
                    oid_groups = service_layer.object_ids
                    out_features = None
                    g = 0.
                    group_cnt = service_layer.object_ids_cnt
                    for group in oid_groups:
                        g += 1
                        group = [oid for oid in group if oid]
                        where = '{0} IN {1}'.format(service_layer.oid_field_name, tuple(group))
                        url = ds + "/query?where={}&outFields={}&returnGeometry=true&f=json".format(where, '*', eval(clip_poly.JSON))
                        feature_set = arcpy.FeatureSet()
                        if not out_name:
                            out_name = service_layer.service_layer_name
                        try:
                            feature_set.load(url)
                        except Exception:
                            continue
                        if not out_features:
                            out_features = arcpy.Clip_analysis(feature_set, clip_poly, out_name)
                        else:
                            clip_features = arcpy.Clip_analysis(feature_set, clip_poly, 'in_memory/features')
                            arcpy.Append_management(clip_features, out_features, 'NO_TEST')
                            try:
                                arcpy.Delete_management(clip_features)
                            except arcpy.ExecuteError:
                                pass
                        status_writer.send_percent(float(g) / group_cnt, '', 'clip_data')
                    processed_count += 1.
                    clipped += 1
                    status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(ds), 'clip_data')
                    continue
                except Exception as ex:
                    status_writer.send_state(status.STAT_WARNING, str(ex))
                    errors_reasons[ds] = ex.message
                    errors += 1
                    continue

            # -----------------------------------------------
            # Check if the path is a MXD data frame type.
            # ------------------------------------------------
            map_frame_name = task_utils.get_data_frame_name(ds)
            if map_frame_name:
                ds = ds.split('|')[0].strip()

            # -------------------------------
            # Is the input a geometry feature
            # -------------------------------
            if isinstance(out_name, list):
                for row in out_name:
                    try:
                        arcpy.env.overwriteOutput = True
                        name = os.path.join(out_workspace, arcpy.ValidateTableName(ds, out_workspace))
                        if out_format == 'SHP':
                            name += '.shp'
                        # Clip the geometry.
                        geo_json = row['[geo]']
                        geom = arcpy.AsShape(geo_json)
                        row.pop('[geo]')
                        if not arcpy.Exists(name):
                            if arcpy.env.outputCoordinateSystem:
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                            else:
                                arcpy.env.outputCoordinateSystem = 4326
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                            layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                            existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                            new_fields = []
                            field_values = []
                            for field, value in row.iteritems():
                                valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                new_fields.append(valid_field)
                                field_values.append(value)
                                try:
                                    arcpy.AddField_management(layer_name, valid_field, 'TEXT')
                                except arcpy.ExecuteError:
                                    arcpy.DeleteField_management(layer_name, valid_field)
                                    arcpy.AddField_management(layer_name, valid_field, 'TEXT')
                        else:
                            if not geom.type.upper() == arcpy.Describe(name).shapeType.upper():
                                name = arcpy.CreateUniqueName(os.path.basename(name), out_workspace)
                                if arcpy.env.outputCoordinateSystem:
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                                else:
                                    arcpy.env.outputCoordinateSystem = 4326
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                                layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                                existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                                new_fields = []
                                field_values = []
                                for field, value in row.items():
                                    valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                    new_fields.append(valid_field)
                                    field_values.append(value)
                                    if not valid_field in existing_fields:
                                        try:
                                            arcpy.AddField_management(layer_name, valid_field, 'TEXT')
                                        except arcpy.ExecuteError:
                                            arcpy.DeleteField_management(layer_name, valid_field)
                                            arcpy.AddField_management(layer_name, valid_field, 'TEXT')

                        clipped_geometry = arcpy.Clip_analysis(geom, gcs_clip_poly, arcpy.Geometry())
                        if clipped_geometry:
                            with arcpy.da.InsertCursor(layer_name, ["SHAPE@"] + new_fields) as icur:
                                icur.insertRow([clipped_geometry[0]] + field_values)
                        status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(row['name']), 'clip_data')
                        processed_count += 1
                        clipped += 1
                    except KeyError:
                        processed_count += 1
                        skipped += 1
                        status_writer.send_state(_(status.STAT_WARNING, 'Invalid input type: {0}').format(ds))
                        skipped_reasons[ds] = 'Invalid input type'
                    except Exception as ex:
                        processed_count += 1
                        errors += 1
                        errors_reasons[ds] = ex.message
                        continue
                continue

            dsc = arcpy.Describe(ds)
            try:
                if dsc.spatialReference.name == 'Unknown':
                    status_writer.send_state(status.STAT_WARNING, _('{0} has an Unknown projection. Output may be invalid or empty.').format(dsc.name))
            except AttributeError:
                pass

            # --------------------------------------------------------------------
            # If no output coord. system, get output spatial reference from input.
            # --------------------------------------------------------------------
            if out_coordinate_system == 0:
                try:
                    out_sr = dsc.spatialReference
                    arcpy.env.outputCoordinateSystem = out_sr
                except AttributeError:
                    out_sr = task_utils.get_spatial_reference(4326)
                    arcpy.env.outputCoordinateSystem = out_sr
            else:
                out_sr = task_utils.get_spatial_reference(out_coordinate_system)
                arcpy.env.outputCoordinateSystem = out_sr

            # -------------------------------------------------
            # If the item is not a file, project the clip area.
            # -------------------------------------------------
            if dsc.dataType not in ('File', 'TextFile'):
                if not out_sr.name == gcs_sr.name:
                    try:
                        geo_transformation = arcpy.ListTransformations(gcs_sr, out_sr)[0]
                        clip_poly = gcs_clip_poly.projectAs(out_sr, geo_transformation)
                    except (AttributeError, IndexError):
                        try:
                            clip_poly = gcs_clip_poly.projectAs(out_sr)
                        except AttributeError:
                            clip_poly = gcs_clip_poly
                    except ValueError:
                        clip_poly = gcs_clip_poly
                else:
                    clip_poly = gcs_clip_poly
                extent = clip_poly.extent


            # -----------------------------
            # Check the data type and clip.
            # -----------------------------

            # Feature Class or ShapeFile
            if dsc.dataType in ('FeatureClass', 'ShapeFile', 'Shapefile'):
                if out_name == '':
                    name = arcpy.ValidateTableName(dsc.name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                else:
                    name = arcpy.ValidateTableName(out_name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                # Does the input exist in a feature dataset? If so, create the feature dataset if it doesn't exist.
                ws = os.path.dirname(ds)
                if [any(ext) for ext in ('.gdb', '.mdb', '.sde') if ext in ws]:
                    if os.path.splitext(ws)[1] in ('.gdb', '.mdb', '.sde'):
                        arcpy.Clip_analysis(ds, clip_poly, name)
                    else:
                        fds_name = os.path.basename(ws)
                        if not arcpy.Exists(os.path.join(out_workspace, fds_name)):
                            arcpy.CreateFeatureDataset_management(out_workspace, fds_name, dsc.spatialReference)
                        arcpy.Clip_analysis(ds, clip_poly, os.path.join(out_workspace, fds_name, os.path.basename(ds)))
                else:
                    arcpy.Clip_analysis(ds, clip_poly, name)

            # Feature dataset
            elif dsc.dataType == 'FeatureDataset':
                if not out_format == 'SHP':
                    fds_name = os.path.basename(task_utils.create_unique_name(dsc.name, out_workspace))
                    fds = arcpy.CreateFeatureDataset_management(out_workspace, fds_name)
                arcpy.env.workspace = ds
                for fc in arcpy.ListFeatureClasses():
                    try:
                        if not out_format == 'SHP':
                            arcpy.Clip_analysis(fc, clip_poly, task_utils.create_unique_name(fc, fds.getOutput(0)))
                        else:
                            arcpy.Clip_analysis(fc, clip_poly, task_utils.create_unique_name(fc, out_workspace))
                    except arcpy.ExecuteError:
                        pass
                arcpy.env.workspace = out_workspace

            # Raster dataset
            elif dsc.dataType == 'RasterDataset':
                if out_name == '':
                    name = task_utils.create_unique_name(dsc.name, out_workspace)
                else:
                    name = task_utils.create_unique_name(out_name, out_workspace)
                ext = '{0} {1} {2} {3}'.format(extent.XMin, extent.YMin, extent.XMax, extent.YMax)
                arcpy.Clip_management(ds, ext, name, in_template_dataset=clip_poly, clipping_geometry="ClippingGeometry")

            # Layer file
            elif dsc.dataType == 'Layer':
                task_utils.clip_layer_file(dsc.catalogPath, clip_poly, arcpy.env.workspace)

            # Cad drawing dataset
            elif dsc.dataType == 'CadDrawingDataset':
                arcpy.env.workspace = dsc.catalogPath
                cad_wks_name = os.path.splitext(dsc.name)[0]
                for cad_fc in arcpy.ListFeatureClasses():
                    name = task_utils.create_unique_name('{0}_{1}'.format(cad_wks_name, cad_fc), out_workspace)
                    arcpy.Clip_analysis(cad_fc, clip_poly, name)
                arcpy.env.workspace = out_workspace

            # File
            elif dsc.dataType in ('File', 'TextFile'):
                if dsc.catalogPath.endswith('.kml') or dsc.catalogPath.endswith('.kmz'):
                    name = os.path.splitext(dsc.name)[0]
                    kml_layer = arcpy.KMLToLayer_conversion(dsc.catalogPath, arcpy.env.scratchFolder, name)
                    group_layer = arcpy.mapping.Layer(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    for layer in arcpy.mapping.ListLayers(group_layer):
                        if layer.isFeatureLayer:
                            arcpy.Clip_analysis(layer,
                                                gcs_clip_poly,
                                                task_utils.create_unique_name(layer, out_workspace))
                    # Clean up temp KML results.
                    arcpy.Delete_management(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    arcpy.Delete_management(kml_layer[1])
                    del group_layer
                else:
                    if out_name == '':
                        out_name = dsc.name
                    if out_workspace.endswith('.gdb'):
                        f = arcpy.Copy_management(ds, os.path.join(os.path.dirname(out_workspace), out_name))
                    else:
                        f = arcpy.Copy_management(ds, os.path.join(out_workspace, out_name))
                    processed_count += 1.
                    status_writer.send_percent(processed_count / result_count, _('Copied file: {0}').format(dsc.name), 'clip_data')
                    status_writer.send_state(_('Copied file: {0}').format(dsc.name))
                    clipped += 1
                    if out_format in ('LPK', 'MPK'):
                        files_to_package.append(f.getOutput(0))
                    continue

            # Map document
            elif dsc.dataType == 'MapDocument':
                task_utils.clip_mxd_layers(dsc.catalogPath, clip_poly, arcpy.env.workspace, map_frame_name)
            else:
                processed_count += 1.
                status_writer.send_percent(processed_count / result_count, _('Invalid input type: {0}').format(ds), 'clip_data')
                status_writer.send_state(status.STAT_WARNING, _('Invalid input type: {0}').format(ds))
                skipped += 1
                skipped_reasons[ds] = _('Invalid input type: {0}').format(dsc.dataType)
                continue

            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(dsc.name), 'clip_data')
            status_writer.send_status(_('Clipped: {0}').format(dsc.name))
            clipped += 1
        # Continue. Process as many as possible.
        except Exception as ex:
            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Skipped: {0}').format(os.path.basename(ds)), 'clip_data')
            status_writer.send_status(_('FAIL: {0}').format(repr(ex)))
            errors_reasons[ds] = ex.message
            errors += 1
            pass
    return clipped, errors, skipped
コード例 #4
0
def clip_data(input_items, out_workspace, clip_polygon, out_format):
    """Clips input results using the clip polygon.

    :param input_items: list of item to be clipped
    :param out_workspace: the output workspace where results are created
    :param clip_polygon: the clip polygon geometry
    :param out_format: the type of output to be created (i.e. SHP for shapefile)
    """

    global processed_count
    global layer_name
    global existing_fields
    global new_fields
    global field_values

    clipped = 0
    errors = 0
    skipped = 0
    fds = None

    for ds, out_name in input_items.iteritems():
        try:
            if not isinstance(out_name, list):
                out_name = ''
            # -----------------------------------------------
            # If the item is a service layer, process and continue.
            # -----------------------------------------------
            if ds.startswith('http'):
                try:
                    clip_service_layers(ds, clip_polygon, out_name)
                    processed_count += 1.
                    clipped += 1
                    status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(ds), 'clip_data_by_features')
                    continue
                except Exception as ex:
                    status_writer.send_state(status.STAT_WARNING, str(ex))
                    errors_reasons[ds] = ex.message
                    errors += 1
                    continue


            # -----------------------------------------------
            # Check if the path is a MXD data frame type.
            # ------------------------------------------------
            map_frame_name = task_utils.get_data_frame_name(ds)
            if map_frame_name:
                ds = ds.split('|')[0].strip()


            # ---------------------------------
            # Is the input is geometry features
            # ---------------------------------
            if isinstance(out_name, list):
                arcpy.env.overwriteOutput = True
                increment = task_utils.get_increment(result_count)
                for row in out_name:
                    try:
                        name = os.path.join(out_workspace, arcpy.ValidateTableName(ds, out_workspace))
                        if out_format == 'SHP':
                            name += '.shp'

                        geo_json = row['[geo]']
                        geom = arcpy.AsShape(geo_json)
                        row.pop('[geo]')
                        if not arcpy.Exists(name):
                            if arcpy.env.outputCoordinateSystem:
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                            else:
                                arcpy.env.outputCoordinateSystem = 4326
                                arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                            layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                            if out_format == 'SHP':
                                arcpy.DeleteField_management(layer_name, 'Id')
                            existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                            new_fields = []
                            field_values = []
                            for field, value in row.iteritems():
                                valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                new_fields.append(valid_field)
                                field_values.append(value)
                                arcpy.AddField_management(layer_name, valid_field, 'TEXT')
                        else:
                            if not geom.type.upper() == arcpy.Describe(name).shapeType.upper():
                                name = arcpy.CreateUniqueName(os.path.basename(name), out_workspace)
                                if arcpy.env.outputCoordinateSystem:
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())
                                else:
                                    arcpy.env.outputCoordinateSystem = 4326
                                    arcpy.CreateFeatureclass_management(out_workspace, os.path.basename(name), geom.type.upper())

                                layer_name = arcpy.MakeFeatureLayer_management(name, 'flayer')
                                if out_format == 'SHP':
                                    arcpy.DeleteField_management(layer_name, 'Id')
                                existing_fields = [f.name for f in arcpy.ListFields(layer_name)]
                                new_fields = []
                                field_values = []
                                for field, value in row.iteritems():
                                    valid_field = arcpy.ValidateFieldName(field, out_workspace)
                                    new_fields.append(valid_field)
                                    field_values.append(value)
                                    if not valid_field in existing_fields:
                                        arcpy.AddField_management(layer_name, valid_field, 'TEXT')

                        clipped_geometry = arcpy.Clip_analysis(geom, clip_polygon, arcpy.Geometry())
                        if clipped_geometry:
                            with arcpy.da.InsertCursor(layer_name, ["SHAPE@"] + new_fields) as icur:
                                icur.insertRow([clipped_geometry[0]] + field_values)

                        processed_count += 1
                        if (processed_count % increment) == 0:
                            status_writer.send_percent(float(processed_count) / result_count, _('Clipped: {0}').format(row['name']), 'clip_data')
                        clipped += 1
                    except KeyError:
                        processed_count += 1
                        skipped += 1
                        skipped_reasons[ds] = 'Invalid input type'
                        status_writer.send_state(_(status.STAT_WARNING, 'Invalid input type: {0}').format(ds))
                    except Exception as ex:
                        processed_count += 1
                        errors += 1
                        errors_reasons[ds] = ex.message
                        continue
                continue


            dsc = arcpy.Describe(ds)
            try:
                if dsc.spatialReference.name == 'Unknown':
                    status_writer.send_state(status.STAT_WARNING, _('{0} has an Unknown projection. Output may be invalid or empty.').format(dsc.name))
            except AttributeError:
                pass

            # -----------------------------
            # Check the data type and clip.
            # -----------------------------

            # Feature Class or ShapeFile
            if dsc.dataType in ('FeatureClass', 'ShapeFile', 'Shapefile'):
                if out_name == '':
                    name = arcpy.ValidateTableName(dsc.name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                else:
                    name = arcpy.ValidateTableName(out_name, out_workspace)
                    name = task_utils.create_unique_name(name, out_workspace)
                # Does the input exist in a feature dataset? If so, create the feature dataset if it doesn't exist.
                ws = os.path.dirname(ds)
                if [any(ext) for ext in ('.gdb', '.mdb', '.sde') if ext in ws]:
                    if os.path.splitext(ws)[1] in ('.gdb', '.mdb', '.sde'):
                        arcpy.Clip_analysis(ds, clip_polygon, name)
                    else:
                        fds_name = os.path.basename(ws)
                        if not arcpy.Exists(os.path.join(out_workspace, fds_name)):
                            arcpy.CreateFeatureDataset_management(out_workspace, fds_name, dsc.spatialReference)
                        arcpy.Clip_analysis(ds, clip_polygon,
                                            os.path.join(out_workspace, fds_name, os.path.basename(ds)))
                else:
                    arcpy.Clip_analysis(ds, clip_polygon, name)

                # arcpy.Clip_analysis(ds, clip_polygon, name)

            # Feature dataset
            elif dsc.dataType == 'FeatureDataset':
                if not out_format == 'SHP':
                    fds_name = os.path.basename(task_utils.create_unique_name(dsc.name, out_workspace))
                    fds = arcpy.CreateFeatureDataset_management(out_workspace, fds_name)
                arcpy.env.workspace = ds
                for fc in arcpy.ListFeatureClasses():
                    try:
                        if not out_format == 'SHP':
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, fds.getOutput(0)))
                        else:
                            arcpy.Clip_analysis(fc, clip_polygon, task_utils.create_unique_name(fc, out_workspace))
                    except arcpy.ExecuteError:
                        pass
                arcpy.env.workspace = out_workspace

            # Raster dataset
            elif dsc.dataType == 'RasterDataset':
                if out_name == '':
                    name = task_utils.create_unique_name(dsc.name, out_workspace)
                else:
                    name = task_utils.create_unique_name(out_name, out_workspace)
                if type(clip_polygon) is arcpy.Polygon:
                    extent = clip_polygon.extent
                else:
                    extent = arcpy.Describe(clip_polygon).extent
                ext = '{0} {1} {2} {3}'.format(extent.XMin, extent.YMin, extent.XMax, extent.YMax)
                arcpy.Clip_management(ds, ext, name, in_template_dataset=clip_polygon, clipping_geometry="ClippingGeometry")

            # Layer file
            elif dsc.dataType == 'Layer':
                task_utils.clip_layer_file(dsc.catalogPath, clip_polygon, arcpy.env.workspace)

            # Cad drawing dataset
            elif dsc.dataType == 'CadDrawingDataset':
                arcpy.env.workspace = dsc.catalogPath
                cad_wks_name = os.path.splitext(dsc.name)[0]
                for cad_fc in arcpy.ListFeatureClasses():
                    name = task_utils.create_unique_name('{0}_{1}'.format(cad_wks_name, cad_fc), out_workspace)
                    arcpy.Clip_analysis(cad_fc, clip_polygon, name)
                arcpy.env.workspace = out_workspace

            # File
            elif dsc.dataType in ('File', 'TextFile'):
                if dsc.catalogPath.endswith('.kml') or dsc.catalogPath.endswith('.kmz'):
                    name = os.path.splitext(dsc.name)[0]
                    kml_layer = arcpy.KMLToLayer_conversion(dsc.catalogPath, arcpy.env.scratchFolder, name)
                    group_layer = arcpy.mapping.Layer(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    for layer in arcpy.mapping.ListLayers(group_layer):
                        if layer.isFeatureLayer:
                            arcpy.Clip_analysis(layer,
                                                clip_polygon,
                                                task_utils.create_unique_name(layer, out_workspace))
                    # Clean up temp KML results.
                    arcpy.Delete_management(os.path.join(arcpy.env.scratchFolder, '{0}.lyr'.format(name)))
                    arcpy.Delete_management(kml_layer[1])
                    del group_layer
                else:
                    if out_name == '':
                        out_name = dsc.name
                    if out_workspace.endswith('.gdb'):
                        f = arcpy.Copy_management(ds, os.path.join(os.path.dirname(out_workspace), out_name))
                    else:
                        f = arcpy.Copy_management(ds, os.path.join(out_workspace, out_name))
                    processed_count += 1.
                    status_writer.send_percent(processed_count / result_count, _('Copied file: {0}').format(dsc.name), 'clip_data')
                    status_writer.send_state(_('Copied file: {0}').format(dsc.name))
                    clipped += 1
                    if out_format in ('LPK', 'MPK'):
                        files_to_package.append(f.getOutput(0))
                    continue

            # Map document
            elif dsc.dataType == 'MapDocument':
                task_utils.clip_mxd_layers(dsc.catalogPath, clip_polygon, arcpy.env.workspace, map_frame_name)
            else:
                processed_count += 1.
                status_writer.send_percent(processed_count / result_count, _('Invalid input type: {0}').format(ds), 'clip_data')
                status_writer.send_state(_('Invalid input type: {0}').format(ds))
                skipped_reasons[ds] = _('Invalid input type: {0}').format(dsc.dataType)
                skipped += 1
                continue

            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Clipped: {0}').format(dsc.name), 'clip_data')
            status_writer.send_status(_('Clipped: {0}').format(dsc.name))
            clipped += 1
        # Continue. Process as many as possible.
        except Exception as ex:
            processed_count += 1.
            status_writer.send_percent(processed_count / result_count, _('Skipped: {0}').format(os.path.basename(ds)), 'clip_data')
            status_writer.send_status(_('FAIL: {0}').format(repr(ex)))
            errors_reasons[ds] = repr(ex)
            errors += 1
            pass
    return clipped, errors, skipped