/**
* Translates Content ID urls (CID urls) into provider queries for the associated attachment. With
* the attachment in hand, it's trivial to open a stream to the file containing the content of the
* attachment.
*
* @param uri the raw URI from the HTML document in the Webview
* @param message the message containing the HTML that is being rendered
* @return a response if a stream to the attachment file can be created from the CID URL;
* <tt>null</tt> if it cannot for any reason
*/
protected final WebResourceResponse loadCIDUri(Uri uri, ConversationMessage message) {
// if the url is not a CID url, we do nothing
if (!"cid".equals(uri.getScheme())) {
return null;
}
// cid urls can be translated to content urls
final String cid = uri.getSchemeSpecificPart();
if (cid == null) {
return null;
}
if (message.attachmentByCidUri == null) {
return null;
}
final Uri queryUri = Uri.withAppendedPath(message.attachmentByCidUri, cid);
if (queryUri == null) {
return null;
}
// query for the attachment using its cid
final ContentResolver cr = getActivity().getContentResolver();
final Cursor c = cr.query(queryUri, UIProvider.ATTACHMENT_PROJECTION, null, null, null);
if (c == null) {
return null;
}
// create the attachment from the cursor, if one was found
final Attachment target;
try {
if (!c.moveToFirst()) {
return null;
}
target = new Attachment(c);
} finally {
c.close();
}
// try to return a response that includes a stream to the attachment data
try {
final ParcelFileDescriptor fd = cr.openFileDescriptor(target.contentUri, "r");
final InputStream stream = new FileInputStream(fd.getFileDescriptor());
return new WebResourceResponse(target.getContentType(), null, stream);
} catch (FileNotFoundException e) {
// if no attachment file was found return null to let webview handle it
return null;
}
}
public void render(Attachment paramAttachment, boolean paramBoolean) {
Attachment localAttachment = this.mAttachment;
this.mAttachment = paramAttachment;
this.mActionHandler.setAttachment(this.mAttachment);
if (!paramAttachment.isDownloading()) ;
for (boolean bool = false; ; bool = this.mSaveClicked) {
this.mSaveClicked = bool;
String str = LOG_TAG;
Object[] arrayOfObject = new Object[6];
arrayOfObject[0] = paramAttachment.name;
arrayOfObject[1] = Integer.valueOf(paramAttachment.state);
arrayOfObject[2] = Integer.valueOf(paramAttachment.destination);
arrayOfObject[3] = Integer.valueOf(paramAttachment.downloadedSize);
arrayOfObject[4] = paramAttachment.contentUri;
arrayOfObject[5] = paramAttachment.contentType;
LogUtils.d(
str,
"got attachment list row: name=%s state/dest=%d/%d dled=%d contentUri=%s MIME=%s",
arrayOfObject);
if ((localAttachment == null)
|| (!TextUtils.equals(paramAttachment.name, localAttachment.name)))
this.mTitle.setText(paramAttachment.name);
if ((localAttachment == null) || (paramAttachment.size != localAttachment.size)) {
this.mAttachmentSizeText =
AttachmentUtils.convertToHumanReadableSize(getContext(), paramAttachment.size);
this.mDisplayType = AttachmentUtils.getDisplayType(getContext(), paramAttachment);
updateSubtitleText(null);
}
updateActions();
this.mActionHandler.updateStatus(paramBoolean);
return;
}
}