ElwigData: Fail more gracefully when single files may not be processed
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2025-09-25 11:40:23 +02:00
parent f9ee2cb120
commit 9d02f18bac

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@@ -77,97 +77,117 @@ namespace Elwig.Helpers.Export {
int? DeliveryNum, string? DeliveryFilters)>();
foreach (var filename in filenames) {
// TODO read encrypted files
using var zip = ZipFile.Open(filename, ZipArchiveMode.Read);
await zip.CheckIntegrity();
try {
data.Add(new([], [], [], [], [], [], [], new([], [], [], [], new() {
["member"] = [],
["area_commitment"] = [],
["delivery"] = [],
})));
var r = data[^1];
var version = zip.GetEntry("version");
using (var reader = new StreamReader(version!.Open(), Utils.UTF8)) {
if (await reader.ReadToEndAsync() != "elwig:1")
throw new FileFormatException($"Ungültige Export-Datei ({filename})");
}
// TODO read encrypted files
using var zip = ZipFile.Open(filename, ZipArchiveMode.Read);
await zip.CheckIntegrity();
var metaJson = zip.GetEntry("meta.json");
var meta = await JsonNode.ParseAsync(metaJson!.Open());
var memberCount = meta!["members"]?["count"]?.AsValue().GetValue<int>();
var memberFilters = meta!["members"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
var areaComCount = meta!["area_commitments"]?["count"]?.AsValue().GetValue<int>();
var areaComFilters = meta!["area_commitments"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
var deliveryCount = meta!["deliveries"]?["count"]?.AsValue().GetValue<int>();
var deliveryFilters = meta!["deliveries"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
metaData.Add((Path.GetFileName(filename),
meta["zwstid"]!.AsValue().GetValue<string>(), meta["device"]!.AsValue().GetValue<string>(),
memberCount, memberFilters != null ? string.Join(" / ", memberFilters) : null,
areaComCount, areaComFilters != null ? string.Join(" / ", areaComFilters) : null,
deliveryCount, deliveryFilters != null ? string.Join(" / ", deliveryFilters) : null));
var version = zip.GetEntry("version");
using (var reader = new StreamReader(version!.Open(), Utils.UTF8)) {
if (await reader.ReadToEndAsync() != "elwig:1")
throw new FileFormatException($"Ungültige Elwig-Export-Datei ({filename})");
}
data.Add(new([], [], [], [], [], [], [], new([], [], [], [], new() {
["member"] = [],
["area_commitment"] = [],
["delivery"] = [],
})));
var r = data[^1];
var metaJson = zip.GetEntry("meta.json");
var meta = await JsonNode.ParseAsync(metaJson!.Open());
var memberCount = meta!["members"]?["count"]?.AsValue().GetValue<int>();
var memberFilters = meta!["members"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
var areaComCount = meta!["area_commitments"]?["count"]?.AsValue().GetValue<int>();
var areaComFilters = meta!["area_commitments"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
var deliveryCount = meta!["deliveries"]?["count"]?.AsValue().GetValue<int>();
var deliveryFilters = meta!["deliveries"]?["filters"]?.AsArray().Select(f => f!.AsValue().GetValue<string>()).ToArray();
metaData.Add((Path.GetFileName(filename),
meta["zwstid"]!.AsValue().GetValue<string>(), meta["device"]!.AsValue().GetValue<string>(),
memberCount, memberFilters != null ? string.Join(" / ", memberFilters) : null,
areaComCount, areaComFilters != null ? string.Join(" / ", areaComFilters) : null,
deliveryCount, deliveryFilters != null ? string.Join(" / ", deliveryFilters) : null));
var wbKgsJson = zip.GetEntry("wb_kgs.json");
if (wbKgsJson != null) {
using var reader = new StreamReader(wbKgsJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (k, g) = obj.ToWbKg(currentWbGls);
r.WbKgs.Add(k);
if (g != null) {
currentWbGls[g.GlNr] = g;
r.WbGls.Add(g);
var wbKgsJson = zip.GetEntry("wb_kgs.json");
if (wbKgsJson != null) {
using var reader = new StreamReader(wbKgsJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (k, g) = obj.ToWbKg(currentWbGls);
r.WbKgs.Add(k);
if (g != null) {
currentWbGls[g.GlNr] = g;
r.WbGls.Add(g);
}
}
}
}
var membersJson = zip.GetEntry("members.json");
if (membersJson != null) {
using var reader = new StreamReader(membersJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (m, b, telNrs, emailAddrs, timestamps) = obj.ToMember(kgs);
r.Members.Add(m);
if (b != null) r.BillingAddresses.Add(b);
r.TelephoneNumbers.AddRange(telNrs);
r.EmailAddresses.AddRange(emailAddrs);
if (timestamps.HasValue)
r.Timestamps["member"].Add((m.MgNr, 0, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
}
}
var areaComsJson = zip.GetEntry("area_commitments.json");
if (areaComsJson != null) {
using var reader = new StreamReader(areaComsJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (areaCom, wbrd, timestamps) = obj.ToAreaCom(currentWbRde);
r.AreaCommitments.Add(areaCom);
if (wbrd != null) {
r.Riede.Add(wbrd);
var membersJson = zip.GetEntry("members.json");
if (membersJson != null) {
using var reader = new StreamReader(membersJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (m, b, telNrs, emailAddrs, timestamps) = obj.ToMember(kgs);
r.Members.Add(m);
if (b != null) r.BillingAddresses.Add(b);
r.TelephoneNumbers.AddRange(telNrs);
r.EmailAddresses.AddRange(emailAddrs);
if (timestamps.HasValue)
r.Timestamps["member"].Add((m.MgNr, 0, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
}
if (timestamps.HasValue)
r.Timestamps["area_commitment"].Add((areaCom.FbNr, 0, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
}
}
var deliveriesJson = zip.GetEntry("deliveries.json");
if (deliveriesJson != null) {
using var reader = new StreamReader(deliveriesJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (d, parts, mods, rde, timestamps) = obj.ToDelivery(currentLsNrs, currentDids, kgs, currentWbRde);
r.Deliveries.Add(d);
r.DeliveryParts.AddRange(parts);
r.Modifiers.AddRange(mods);
r.Riede.AddRange(rde);
if (timestamps.HasValue)
r.Timestamps["delivery"].Add((d.Year, d.DId, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
var areaComsJson = zip.GetEntry("area_commitments.json");
if (areaComsJson != null) {
using var reader = new StreamReader(areaComsJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (areaCom, wbrd, timestamps) = obj.ToAreaCom(currentWbRde);
r.AreaCommitments.Add(areaCom);
if (wbrd != null) {
r.Riede.Add(wbrd);
}
if (timestamps.HasValue)
r.Timestamps["area_commitment"].Add((areaCom.FbNr, 0, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
}
}
var deliveriesJson = zip.GetEntry("deliveries.json");
if (deliveriesJson != null) {
using var reader = new StreamReader(deliveriesJson.Open(), Utils.UTF8);
string? line;
while ((line = await reader.ReadLineAsync()) != null) {
var obj = JsonNode.Parse(line)!.AsObject();
var (d, parts, mods, rde, timestamps) = obj.ToDelivery(currentLsNrs, currentDids, kgs, currentWbRde);
r.Deliveries.Add(d);
r.DeliveryParts.AddRange(parts);
r.Modifiers.AddRange(mods);
r.Riede.AddRange(rde);
if (timestamps.HasValue)
r.Timestamps["delivery"].Add((d.Year, d.DId, timestamps.Value.CreatedAt, timestamps.Value.ModifiedAt));
}
}
} catch (Exception exc) when (
exc is InvalidDataException ||
exc is FileFormatException ||
exc is FileNotFoundException ||
exc is IOException) {
data.RemoveAt(data.Count - 1);
var str = $"Die Elwig-Export-Datei '{Path.GetFileName(filename)}' konnte nicht verarbeitet werden und wird übersprungen.\n\n" + exc.Message;
if (exc.InnerException != null) str += "\n\n" + exc.InnerException.Message;
MessageBox.Show(str, "Fehler beim Importieren", MessageBoxButton.OK, MessageBoxImage.Error);
await AddImportedFiles(Path.GetFileName(filename));
} catch (Exception exc) {
data.RemoveAt(data.Count - 1);
var str = $"Die Elwig-Export-Datei '{Path.GetFileName(filename)}' konnte nicht verarbeitet werden. Soll sie in Zukunft übersprungen werden?\n\n" + exc.Message;
if (exc.InnerException != null) str += "\n\n" + exc.InnerException.Message;
var r = MessageBox.Show(str, "Fehler beim Importieren", MessageBoxButton.YesNo, MessageBoxImage.Error, MessageBoxResult.No);
if (r == MessageBoxResult.Yes) {
await AddImportedFiles(Path.GetFileName(filename));
}
}
}