gemma: pkg/imports/dma.go annotate

annotate pkg/imports/dma.go @ 2833:1b6840093eac

Prevent calculation of wrong UTM zones Using geography as input data type will ensure only lon/lat coordinates are fed into the calculation.

author	Tom Gottfried <tom@intevation.de>
date	Wed, 27 Mar 2019 15:39:52 +0100
parents	7cb027be277d
children	93fa55bce126

rev	line source
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	1 // This is Free Software under GNU Affero General Public License v >= 3.0
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	2 // without warranty, see README.md and license for details.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	3 //
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	4 // SPDX-License-Identifier: AGPL-3.0-or-later
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	5 // License-Filename: LICENSES/AGPL-3.0.txt
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	6 //
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	7 // Copyright (C) 2018 by via donau
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	8 // – Österreichische Wasserstraßen-Gesellschaft mbH
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	9 // Software engineering by Intevation GmbH
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	10 //
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	11 // Author(s):
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	12 // * Raimund Renkert <raimund.renkert@intevation.de>
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	13
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	14 package imports
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	15
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	16 import (
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	17 "context"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	18 "database/sql"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	19 "encoding/json"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	20 "errors"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	21 "fmt"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	22 "io"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	23 "time"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	24
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	25 "gemma.intevation.de/gemma/pkg/wfs"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	26 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	27
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	28 // FairwayDimension is an import job to import
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	29 // the fairway dimensions in form of polygon geometries
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	30 // and attribute data from a WFS service.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	31 type DistanceMarksAshore struct {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	32 // URL the GetCapabilities URL of the WFS service.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	33 URL string `json:"url"`
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	34 // FeatureType selects the feature type of the WFS service.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	35 FeatureType string `json:"feature-type"`
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	36 // SortBy sorts the feature by this key.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	37 SortBy string `json:"sort-by"`
2723 a10022399e24 WFS downloads: Fetch user and password from config. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2721 diff changeset	38 // User is an optional username for Basic Auth.
a10022399e24 WFS downloads: Fetch user and password from config. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2721 diff changeset	39 User string `json:"user,omitempty"`
a10022399e24 WFS downloads: Fetch user and password from config. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2721 diff changeset	40 // Password is an optional password for Basic Auth.
a10022399e24 WFS downloads: Fetch user and password from config. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2721 diff changeset	41 Password string `json:"password,omitempty"`
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	42 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	43
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	44 // DMAJobKind is the import queue type identifier.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	45 const DMAJobKind JobKind = "dma"
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	46
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	47 type dmaJobCreator struct{}
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	48
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	49 func init() {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	50 RegisterJobCreator(DMAJobKind, dmaJobCreator{})
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	51 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	52
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	53 func (dmaJobCreator) Description() string { return "distance marks" }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	54
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	55 func (dmaJobCreator) AutoAccept() bool { return true }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	56
2187 7c83b5277c1c Import queue: Removed boilerplate code to deserialize jobs from JSON by making it part of the import queue. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2168 diff changeset	57 func (dmaJobCreator) Create() Job { return new(DistanceMarksAshore) }
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	58
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	59 func (dmaJobCreator) Depends() []string {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	60 return []string{
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	61 "distance_marks",
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	62 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	63 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	64
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	65 // StageDone is a NOP for distance marks imports.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	66 func (dmaJobCreator) StageDone(context.Context, *sql.Tx, int64) error {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	67 return nil
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	68 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	69
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	70 // CleanUp for distance marks imports is a NOP.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	71 func (*DistanceMarksAshore) CleanUp() error { return nil }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	72
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	73 type distanceMarksAshoreProperties struct {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	74 HydroCatdis int `json:"hydro_catdis"`
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	75 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	76
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	77 const (
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	78 deleteDistanceMarksSQL = `
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	79 WITH resp AS (
2833 1b6840093eac Prevent calculation of wrong UTM zones Tom Gottfried <tom@intevation.de> parents: 2729 diff changeset	80 SELECT best_utm(area) AS t,
1b6840093eac Prevent calculation of wrong UTM zones Tom Gottfried <tom@intevation.de> parents: 2729 diff changeset	81 ST_Transform(area::geometry, best_utm(area)) AS a
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	82 FROM users.responsibility_areas
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	83 WHERE country = users.current_user_country()
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	84 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	85 DELETE FROM waterway.distance_marks
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	86 WHERE ST_Covers(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	87 (SELECT a FROM resp),
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	88 ST_Transform(geom::geometry, (SELECT t FROM resp)))
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	89 `
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	90 insertDistanceMarksSQL = `
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	91 WITH resp AS (
2833 1b6840093eac Prevent calculation of wrong UTM zones Tom Gottfried <tom@intevation.de> parents: 2729 diff changeset	92 SELECT best_utm(area) AS t,
1b6840093eac Prevent calculation of wrong UTM zones Tom Gottfried <tom@intevation.de> parents: 2729 diff changeset	93 ST_Transform(area::geometry, best_utm(area)) AS a
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	94 FROM users.responsibility_areas
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	95 WHERE country = users.current_user_country()
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	96 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	97 INSERT INTO waterway.distance_marks (geom, catdis)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	98 SELECT ST_Transform(clipped.geom, 4326)::geography, $3 FROM (
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	99 SELECT (ST_Dump(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	100 ST_Intersection(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	101 (SELECT a FROM resp),
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	102 ST_Transform(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	103 ST_GeomFromWKB($1, $2::integer),
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	104 (SELECT t FROM resp)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	105 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	106 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	107 )).geom AS geom
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	108 ) AS clipped
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	109 WHERE clipped.geom IS NOT NULL
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	110 `
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	111 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	112
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	113 // Do executes the actual fairway dimension import.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	114 func (dma *DistanceMarksAshore) Do(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	115 ctx context.Context,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	116 importID int64,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	117 conn *sql.Conn,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	118 feedback Feedback,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	119 ) (interface{}, error) {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	120
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	121 start := time.Now()
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	122
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	123 feedback.Info("Import distance marks")
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	124
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	125 feedback.Info("Loading capabilities from %s", dma.URL)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	126 caps, err := wfs.GetCapabilities(dma.URL)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	127 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	128 feedback.Error("Loading capabilities failed: %v", err)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	129 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	130 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	131
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	132 ft := caps.FindFeatureType(dma.FeatureType)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	133 if ft == nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	134 return nil, fmt.Errorf("Unknown feature type '%s'", dma.FeatureType)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	135 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	136
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	137 feedback.Info("Found feature type '%s'", dma.FeatureType)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	138
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	139 epsg, err := wfs.CRSToEPSG(ft.DefaultCRS)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	140 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	141 feedback.Error("Unsupported CRS name '%s'", ft.DefaultCRS)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	142 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	143 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	144
2721 56c8ef515d93 WFS downloader: Use new GML/GeoJSON factory function in gemma. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2719 diff changeset	145 dl, err := wfs.GetFeatures(caps, dma.FeatureType, dma.SortBy)
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	146 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	147 feedback.Error("Cannot create GetFeature URLs. %v", err)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	148 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	149 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	150
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	151 tx, err := conn.BeginTx(ctx, nil)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	152 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	153 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	154 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	155 defer tx.Rollback()
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	156
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	157 insertStmt, err := tx.PrepareContext(ctx, insertDistanceMarksSQL)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	158 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	159 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	160 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	161 defer insertStmt.Close()
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	162
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	163 // Delete the old features.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	164 if _, err := tx.ExecContext(ctx, deleteDistanceMarksSQL); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	165 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	166 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	167
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	168 var (
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	169 unsupported = stringCounter{}
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	170 missingProperties int
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	171 badProperties int
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	172 features int
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	173 )
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	174
2729 7cb027be277d WFS downloader: Really use username and password from parameters. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2723 diff changeset	175 if err := dl.Download(dma.User, dma.Password, func(url string, r io.Reader) error {
2106 2b72f5e005aa WFS imports: Write get GetFeature URLs into import log. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1862 diff changeset	176 feedback.Info("Get features from: '%s'", url)
1862 427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	177 rfc, err := wfs.ParseRawFeatureCollection(r)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	178 if err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	179 return fmt.Errorf("parsing GetFeature document failed: %v", err)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	180 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	181 if rfc.CRS != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	182 crsName := rfc.CRS.Properties.Name
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	183 if epsg, err = wfs.CRSToEPSG(crsName); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	184 feedback.Error("Unsupported CRS: %d", crsName)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	185 return err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	186 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	187 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	188
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	189 // No features -> ignore.
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	190 if rfc.Features == nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	191 return nil
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	192 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	193
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	194 feedback.Info("Using EPSG: %d", epsg)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	195
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	196 for _, feature := range rfc.Features {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	197 if feature.Geometry.Coordinates == nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	198 missingProperties++
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	199 continue
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	200 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	201
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	202 var props distanceMarksAshoreProperties
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	203
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	204 if err := json.Unmarshal(*feature.Properties, &props); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	205 badProperties++
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	206 continue
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	207 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	208 switch feature.Geometry.Type {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	209 case "Point":
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	210 var p pointSlice
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	211 if err := json.Unmarshal(*feature.Geometry.Coordinates, &p); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	212 return err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	213 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	214 if _, err := insertStmt.ExecContext(
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	215 ctx,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	216 p.asWKB(),
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	217 epsg,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	218 props.HydroCatdis,
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	219 ); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	220 feedback.Error("error: %s", err)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	221 return err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	222 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	223 features++
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	224 default:
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	225 unsupported[feature.Geometry.Type]++
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	226 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	227 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	228 return nil
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	229 }); err != nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	230 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	231 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	232
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	233 if badProperties > 0 {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	234 feedback.Warn("Bad properties: %d", badProperties)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	235 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	236
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	237 if missingProperties > 0 {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	238 feedback.Warn("Missing properties: %d", missingProperties)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	239 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	240
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	241 if len(unsupported) != 0 {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	242 feedback.Warn("Unsupported types found: %s", unsupported)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	243 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	244
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	245 if features == 0 {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	246 err := errors.New("No features found")
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	247 feedback.Error("%v", err)
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	248 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	249 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	250
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	251 if err = tx.Commit(); err == nil {
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	252 feedback.Info("Storing %d features took %s",
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	253 features, time.Since(start))
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	254 }
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	255
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	256 return nil, err
427f86518097 Added distance marks importer in backend. Raimund Renkert <raimund.renkert@intevation.de> parents: diff changeset	257 }

Mercurial > gemma

annotate pkg/imports/dma.go @ 2833:1b6840093eac