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Code Issues Packages Projects Releases Wiki Activity

iCalendar support

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M66B
2019-05-18 11:19:39 +02:00
parent 336dd61470
commit 1c494057e3
7 changed files with 241 additions and 3 deletions
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113
app/src/main/java/eu/faircode/email/AdapterMessage.java
View File

@@ -121,6 +121,13 @@ import java.util.List;
import javax.mail.Address;
import javax.mail.internet.InternetAddress;
import biweekly.Biweekly;
import biweekly.ICalendar;
import biweekly.component.VEvent;
import biweekly.property.Attendee;
import biweekly.property.Summary;
import biweekly.util.ICalDate;
public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHolder> {
private Context context;
private LayoutInflater inflater;
@@ -253,10 +260,17 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
private ContentLoadingProgressBar pbBody;
private TextView tvNoInternetBody;
private TextView tvCalendarSummary;
private TextView tvCalendarStart;
private TextView tvCalendarEnd;
private TextView tvAttendees;
private ContentLoadingProgressBar pbCalendarWait;
private RecyclerView rvImage;
private Group grpAddresses;
private Group grpHeaders;
private Group grpCalendar;
private Group grpAttachments;
private Group grpImages;
@@ -333,6 +347,13 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
pbHeaders = itemView.findViewById(R.id.pbHeaders);
tvNoInternetHeaders = itemView.findViewById(R.id.tvNoInternetHeaders);
tvCalendarSummary = view.findViewById(R.id.tvCalendarSummary);
tvCalendarStart = view.findViewById(R.id.tvCalendarStart);
tvCalendarEnd = view.findViewById(R.id.tvCalendarEnd);
tvAttendees = view.findViewById(R.id.tvAttendees);
pbCalendarWait = view.findViewById(R.id.pbCalendarWait);
rvAttachment = attachments.findViewById(R.id.rvAttachment);
rvAttachment.setHasFixedSize(false);
LinearLayoutManager llm = new LinearLayoutManager(context);
@@ -367,6 +388,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
grpAddresses = itemView.findViewById(R.id.grpAddresses);
grpHeaders = itemView.findViewById(R.id.grpHeaders);
grpCalendar = itemView.findViewById(R.id.grpCalendar);
grpAttachments = attachments.findViewById(R.id.grpAttachments);
grpImages = itemView.findViewById(R.id.grpImages);
}
@@ -693,6 +715,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
grpAddresses.setVisibility(View.GONE);
grpHeaders.setVisibility(View.GONE);
grpCalendar.setVisibility(View.GONE);
grpAttachments.setVisibility(View.GONE);
grpImages.setVisibility(View.GONE);
@@ -724,6 +747,12 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
pbHeaders.setVisibility(View.GONE);
tvNoInternetHeaders.setVisibility(View.GONE);
tvCalendarSummary.setVisibility(View.GONE);
tvCalendarStart.setVisibility(View.GONE);
tvCalendarEnd.setVisibility(View.GONE);
tvAttendees.setVisibility(View.GONE);
pbCalendarWait.setVisibility(View.GONE);
cbInline.setVisibility(View.GONE);
btnDownloadAttachments.setVisibility(View.GONE);
btnSaveAttachments.setVisibility(View.GONE);
@@ -997,6 +1026,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
boolean download = false;
boolean save = (attachments.size() > 1);
boolean downloading = false;
boolean calendar = false;
List<EntityAttachment> a = new ArrayList<>();
for (EntityAttachment attachment : attachments) {
boolean inline = (TextUtils.isEmpty(attachment.name) ||
@@ -1011,9 +1041,92 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
downloading = true;
if (show_inline || !inline)
a.add(attachment);
if (attachment.available && "text/calendar".endsWith(attachment.type)) {
// https://tools.ietf.org/html/rfc5546
calendar = true;
Bundle args = new Bundle();
args.putSerializable("file", attachment.getFile(context));
new SimpleTask<ICalendar>() {
@Override
protected void onPreExecute(Bundle args) {
grpCalendar.setVisibility(View.VISIBLE);
pbCalendarWait.setVisibility(View.VISIBLE);
}
@Override
protected void onPostExecute(Bundle args) {
pbCalendarWait.setVisibility(View.GONE);
}
@Override
protected ICalendar onExecute(Context context, Bundle args) throws IOException {
File file = (File) args.getSerializable("file");
return Biweekly.parse(file).first();
}
@Override
protected void onExecuted(Bundle args, ICalendar icalendar) {
if (icalendar == null || icalendar.getEvents().size() == 0)
return;
DateFormat df = SimpleDateFormat.getDateTimeInstance();
VEvent event = icalendar.getEvents().get(0);
Summary summary = event.getSummary();
ICalDate start = event.getDateStart() == null ? null : event.getDateStart().getValue();
ICalDate end = event.getDateEnd() == null ? null : event.getDateEnd().getValue();
List<String> attendee = new ArrayList<>();
for (Attendee a : event.getAttendees()) {
String email = a.getEmail();
String name = a.getCommonName();
if (TextUtils.isEmpty(name)) {
if (!TextUtils.isEmpty(email))
attendee.add(email);
} else {
if (TextUtils.isEmpty(email) || name.equals(email))
attendee.add(name);
else
attendee.add(name + " (" + email + ")");
}
}
tvCalendarSummary.setText(summary == null ? null : summary.getValue());
tvCalendarSummary.setVisibility(summary == null ? View.GONE : View.VISIBLE);
tvCalendarStart.setText(start == null ? null : df.format(start.getTime()));
tvCalendarStart.setVisibility(start == null ? View.GONE : View.VISIBLE);
tvCalendarEnd.setText(end == null ? null : df.format(end.getTime()));
tvCalendarEnd.setVisibility(end == null ? View.GONE : View.VISIBLE);
tvAttendees.setText(TextUtils.join(", ", attendee));
tvAttendees.setVisibility(attendee.size() == 0 ? View.GONE : View.VISIBLE);
}
@Override
protected void onException(Bundle args, Throwable ex) {
Helper.unexpectedError(context, owner, ex);
}
}.execute(context, owner, args, "message:calendar");
}
}
adapterAttachment.set(a);
if (!calendar) {
tvCalendarSummary.setVisibility(View.GONE);
tvCalendarStart.setVisibility(View.GONE);
tvCalendarEnd.setVisibility(View.GONE);
tvAttendees.setVisibility(View.GONE);
pbCalendarWait.setVisibility(View.GONE);
grpCalendar.setVisibility(View.GONE);
}
cbInline.setOnCheckedChangeListener(null);
cbInline.setChecked(show_inline);
cbInline.setVisibility(has_inline ? View.VISIBLE : View.GONE);