fix(export): export to latin1 with no latin1 equivalent characters (#…

…1042) * fix(export): export to latin1 with no latin1 equivalent characters * lint * wip Co-authored-by: Pierre-Étienne Lord <[email protected]>
infra-geo-ouverte · May 24, 2022 · 9d9e8c6 · 9d9e8c6
1 parent ec0cae3
commit 9d9e8c6
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Showing 3 changed files with 15 additions and 1 deletion.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -129,6 +129,7 @@
     "typy": "^3.3.0",
     "unorm": "^1.4.1",
     "web-animations-js": "^2.3.2",
+    "windows-1252": "^3.0.4",
     "zone.js": "~0.11.4"
   },
   "devDependencies": {

diff --git a/packages/geo/src/lib/import-export/shared/export.service.ts b/packages/geo/src/lib/import-export/shared/export.service.ts
@@ -8,6 +8,7 @@ import { Observable, Observer } from 'rxjs';
 import * as olformat from 'ol/format';
 import OlFeature from 'ol/Feature';
 import type { default as OlGeometry } from 'ol/geom/Geometry';
+import {encode} from 'windows-1252';
 
 import { ExportFormat, EncodingFormat } from './export.type';
 
@@ -168,7 +169,7 @@ export class ExportService {
     projectionIn: string,
     projectionOut: string
   ) {
-    const featuresText: string = new olformat.GeoJSON().writeFeatures(
+    let featuresText: string = new olformat.GeoJSON().writeFeatures(
       olFeatures,
       {
         dataProjection: projectionOut,
@@ -189,6 +190,13 @@ export class ExportService {
       form.enctype = 'application/x-www-form-urlencoded; charset=utf-8;';
     } else if (encodingType === EncodingFormat.LATIN1) {
       const enctype = 'ISO-8859-1';
+      const featuresJson = JSON.parse(featuresText);
+      featuresJson.features.map(f => {
+        const encodedProperties = String.fromCharCode
+          .apply(null, encode(JSON.stringify(f.properties), { mode: 'replacement' }));
+        f.properties = JSON.parse(encodedProperties);
+      });
+      featuresText = JSON.stringify(featuresJson);
       const encoding = document.createElement('input');
       encoding.setAttribute('type', 'hidden');
       encoding.setAttribute('name', 'encoding');