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Code Issues Projects Releases Wiki Activity

[android] Only retrieve image sizes for single images in messages

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We need to do this to know the height of messages when binding the view.
The size of single images can be different (e.g. due to orientation).
For multiple images, we use a fixed size, so no retrieval is required.
This commit is contained in:
Torsten Grote
2018-12-04 19:05:16 -02:00
parent 961fdc8e72
commit dfb71a03a5
2 changed files with 25 additions and 7 deletions
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28
briar-android/src/main/java/org/briarproject/briar/android/conversation/AttachmentController.java
View File

@@ -92,19 +92,32 @@ class AttachmentController {
List<AttachmentItem> getAttachmentItems(
List<Pair<AttachmentHeader, Attachment>> attachments) {
boolean needsSize = attachments.size() == 1;
List<AttachmentItem> items = new ArrayList<>(attachments.size());
for (Pair<AttachmentHeader, Attachment> a : attachments) {
AttachmentItem item =
getAttachmentItem(a.getFirst(), a.getSecond());
getAttachmentItem(a.getFirst(), a.getSecond(), needsSize);
items.add(item);
}
return items;
}
private AttachmentItem getAttachmentItem(AttachmentHeader h, Attachment a) {
private AttachmentItem getAttachmentItem(AttachmentHeader h, Attachment a,
boolean needsSize) {
MessageId messageId = h.getMessageId();
Size size = new Size();
if (!needsSize) {
String mimeType = h.getContentType();
String extension = getExtensionFromMimeType(mimeType);
boolean hasError = false;
if (extension == null) {
extension = "";
hasError = true;
}
return new AttachmentItem(messageId, 0, 0, mimeType, extension, 0,
0, hasError);
}
Size size = new Size();
InputStream is = a.getStream();
is.mark(Integer.MAX_VALUE);
try {
@@ -134,8 +147,7 @@ class AttachmentController {
getThumbnailSize(size.width, size.height, size.mimeType);
}
// get file extension
MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
String extension = mimeTypeMap.getExtensionFromMimeType(size.mimeType);
String extension = getExtensionFromMimeType(size.mimeType);
if (extension == null) {
return new AttachmentItem(messageId, 0, 0, "", "", 0, 0, true);
}
@@ -144,6 +156,12 @@ class AttachmentController {
size.error);
}
@Nullable
private String getExtensionFromMimeType(String mimeType) {
MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
return mimeTypeMap.getExtensionFromMimeType(mimeType);
}
/**
* Gets the size of a JPEG {@link InputStream} if EXIF info is available.
*/

4
briar-android/src/main/java/org/briarproject/briar/android/conversation/ConversationActivity.java
View File

@@ -397,7 +397,7 @@ public class ConversationActivity extends BriarActivity
textCache.put(id, text);
}
}
if (!h.getAttachmentHeaders().isEmpty()) {
if (h.getAttachmentHeaders().size() == 1) {
List<AttachmentItem> items =
attachmentController.get(id);
if (items == null) {
@@ -486,7 +486,7 @@ public class ConversationActivity extends BriarActivity
try {
List<Pair<AttachmentHeader, Attachment>> attachments =
attachmentController.getMessageAttachments(headers);
// TODO move getting the items off to the IoExecutor
// TODO move getting the items off to IoExecutor, if size == 1
List<AttachmentItem> items =
attachmentController.getAttachmentItems(attachments);
displayMessageAttachments(messageId, items);