// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.plugins.opendata.modules.fr.datagouvfr.datasets.hydrologie;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.data.osm.DataSet;
import org.openstreetmap.josm.plugins.opendata.core.io.archive.DefaultArchiveHandler;
import org.openstreetmap.josm.plugins.opendata.modules.fr.datagouvfr.datasets.DataGouvDataSetHandler;
import org.openstreetmap.josm.tools.Pair;
public class EauxDeSurfaceHandler extends DataGouvDataSetHandler {
private static final String ZIP_PATTERN = "FR(.*)_SW";
private static final String SHP_PATTERN = "FR_(.*)_SWB_.W_20......";
private static final class WaterAgency {
public final String code;
public final String name;
public final String suffix;
public WaterAgency(String code, String name, String suffix) {
this.code = code;
this.name = name;
this.suffix = suffix;
}
}
private static final WaterAgency[] waterAgencies = new WaterAgency[]{
new WaterAgency("A", "Escaut Somme", "Escaut-Somme-30381967"),
new WaterAgency("B1", "Meuse", "Meuse-30381855"),
new WaterAgency("B2", "Sambre", "Sambre-30381857"),
new WaterAgency("C", "Rhin", "Rhin-30381951"),
new WaterAgency("D", "Rhône Méditerranée", "Rhône-Méditerranée-30382014"),
new WaterAgency("E", "Corse", "Corse-30381905"),
new WaterAgency("F", "Adour Garonne", "Adour-Garonne-30381839"),
new WaterAgency("G", "Loire Bretagne", "Loire-Bretagne-30381904"),
new WaterAgency("I", "Guadeloupe", "Guadeloupe-30381899"),
new WaterAgency("J", "Martinique", "Martinique-30381935"),
new WaterAgency("K", "Guyane", "Guyane-30381988"),
new WaterAgency("L", "La Réunion", "Réunion-30381991"),
};
public EauxDeSurfaceHandler() {
setName("Eaux de surface");
setArchiveHandler(new InternalZipHandler());
}
@Override
public boolean acceptsFilename(String filename) {
boolean result = acceptsZipFilename(filename, ZIP_PATTERN) || acceptsShpFilename(filename, SHP_PATTERN);
if (result) {
setNationalPortalPath(findPortalSuffix(filename));
}
return result;
}
@Override
public boolean acceptsUrl(String url) {
boolean result = super.acceptsUrl(url);
if (result) {
setNationalPortalPath(findPortalSuffix(url));
}
return result;
}
private String findPortalSuffix(String filename) {
for (String pattern : new String[]{ZIP_PATTERN, SHP_PATTERN}) {
Matcher m = Pattern.compile(".*"+pattern+"\\....").matcher(filename);
if (m.matches()) {
for (int i =0; i<waterAgencies.length; i++) {
if (waterAgencies[i].code.equals(m.group(1))) {
return "Couche-SIG-des-caractéristiques-des-bassins-2010-%3A-eaux-de-surface---"+waterAgencies[i].suffix;
}
}
}
}
return null;
}
@Override
public void updateDataSet(DataSet ds) {
// TODO Auto-generated method stub
}
@Override
public List<Pair<String, URL>> getDataURLs() {
List<Pair<String, URL>> result = new ArrayList<>();
try {
for (WaterAgency wa : waterAgencies) {
result.add(getDownloadURL(wa));
}
} catch (MalformedURLException e) {
e.printStackTrace();
}
return result;
}
private Pair<String, URL> getDownloadURL(WaterAgency a) throws MalformedURLException {
return new Pair<>("SurfaceWater_"+a.name,
new URL("http://www.rapportage.eaufrance.fr/sites/default/files/SIG/FR"+a.code+"_SW.zip"));
}
private class InternalZipHandler extends DefaultArchiveHandler {
@Override
public void notifyTempFileWritten(File file) {
// Adour-Garonne .prj files cannot be parsed because they do not contain quotes...
if (file.getName().matches(SHP_PATTERN.replace("(.*)", "F")+"\\.prj")) {
try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
String line = reader.readLine();
if (!line.contains("\"")) {
for (String term : new String[]{"GCS_ETRS_1989", "D_ETRS_1989", "GRS_1980", "Greenwich", "Degree"}) {
line = line.replace(term, "\""+term+"\"");
}
try (BufferedWriter writer = new BufferedWriter(new FileWriter(file))) {
writer.write(line);
}
}
} catch (Exception e) {
Main.error(e);
}
}
}
}
}