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Code Issues Releases Wiki Activity

Fix viewing attachment with alternative MIME type

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This commit is contained in:
cketti 2015-01-16 18:18:48 +01:00
parent de2eb25446
commit 658657447e
3 changed files with 27 additions and 15 deletions
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8
k9mail/src/main/java/com/fsck/k9/mailstore/AttachmentViewInfo.java
View File

@ -12,6 +12,14 @@ public class AttachmentViewInfo {
public final String mimeType;
public final String displayName;
public final long size;
/**
* A content provider URI that can be used to retrieve the decoded attachment.
* <p/>
* Note: All content providers must support an alternative MIME type appended as last URI segment.
*
* @see com.fsck.k9.ui.messageview.AttachmentController#getAttachmentUriForMimeType(AttachmentViewInfo, String)
*/
public final Uri uri;
public final boolean firstClassAttachment;
public final Part part;

20
k9mail/src/main/java/com/fsck/k9/provider/AttachmentProvider.java
View File

@ -18,6 +18,7 @@ import com.fsck.k9.Account;
import com.fsck.k9.K9;
import com.fsck.k9.Preferences;
import com.fsck.k9.mail.MessagingException;
import com.fsck.k9.mail.internet.MimeUtility;
import com.fsck.k9.mailstore.LocalStore;
import com.fsck.k9.mailstore.LocalStore.AttachmentInfo;
import org.openintents.openpgp.util.ParcelFileDescriptorUtil;
@ -25,17 +26,10 @@ import org.openintents.openpgp.util.ParcelFileDescriptorUtil;
/**
* A simple ContentProvider that allows file access to attachments.
* <p>
* Warning! We make heavy assumptions about the Uris used by the {@link LocalStore} for an
* {@link Account} here.
* </p>
*/
public class AttachmentProvider extends ContentProvider {
public static final Uri CONTENT_URI = Uri.parse("content://com.fsck.k9.attachmentprovider");
private static final String FORMAT_RAW = "RAW";
private static final String FORMAT_VIEW = "VIEW";
private static final String[] DEFAULT_PROJECTION = new String[] {
AttachmentProviderColumns._ID,
AttachmentProviderColumns.DATA,
@ -53,7 +47,6 @@ public class AttachmentProvider extends ContentProvider {
return CONTENT_URI.buildUpon()
.appendPath(accountUuid)
.appendPath(Long.toString(id))
.appendPath(FORMAT_RAW)
.build();
}
@ -67,10 +60,9 @@ public class AttachmentProvider extends ContentProvider {
List<String> segments = uri.getPathSegments();
String accountUuid = segments.get(0);
String id = segments.get(1);
String format = segments.get(2);
String mimeType = (segments.size() < 4) ? null : segments.get(3);
String mimeType = (segments.size() < 3) ? null : segments.get(2);
return getType(accountUuid, id, format, mimeType);
return getType(accountUuid, id, mimeType);
}
@Override
@ -140,7 +132,7 @@ public class AttachmentProvider extends ContentProvider {
return null;
}
private String getType(String accountUuid, String id, String format, String mimeType) {
private String getType(String accountUuid, String id, String mimeType) {
String type;
final Account account = Preferences.getPreferences(getContext()).getAccount(accountUuid);
@ -148,14 +140,14 @@ public class AttachmentProvider extends ContentProvider {
final LocalStore localStore = LocalStore.getInstance(account, getContext());
AttachmentInfo attachmentInfo = localStore.getAttachmentInfo(id);
if (FORMAT_VIEW.equals(format) && mimeType != null) {
if (mimeType != null) {
type = mimeType;
} else {
type = attachmentInfo.type;
}
} catch (MessagingException e) {
Log.e(K9.LOG_TAG, "Unable to retrieve LocalStore for " + account, e);
type = null;
type = MimeUtility.DEFAULT_ATTACHMENT_MIME_TYPE;
}
return type;

14
k9mail/src/main/java/com/fsck/k9/ui/messageview/AttachmentController.java
View File

@ -158,14 +158,26 @@ public class AttachmentController {
}
private Intent createViewIntentForAttachmentProviderUri(String mimeType) {
Uri uri = getAttachmentUriForMimeType(attachment, mimeType);
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(attachment.uri, mimeType);
intent.setDataAndType(uri, mimeType);
intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
addUiIntentFlags(intent);
return intent;
}
private Uri getAttachmentUriForMimeType(AttachmentViewInfo attachment, String mimeType) {
if (attachment.mimeType.equals(mimeType)) {
return attachment.uri;
}
return attachment.uri.buildUpon()
.appendPath(mimeType)
.build();
}
private Intent createViewIntentForFileUri(String mimeType, Uri uri) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(uri, mimeType);