/**
* Determines whether this chat transport supports the supplied content type
*
* @param contentType the type we want to check
* @return <tt>true</tt> if the chat transport supports it and <tt>false</tt> otherwise.
*/
public boolean isContentTypeSupported(String contentType) {
OperationSetBasicInstantMessaging imOpSet =
contact.getProtocolProvider().getOperationSet(OperationSetBasicInstantMessaging.class);
if (imOpSet != null) return imOpSet.isContentTypeSupported(contentType);
else return false;
}
/**
* If sending im is supported check it for supporting html messages if a font is set. As it can be
* slow make sure its not on our way
*/
private void checkImCaps() {
if (ConfigurationUtils.getChatDefaultFontFamily() != null
&& ConfigurationUtils.getChatDefaultFontSize() > 0) {
OperationSetBasicInstantMessaging imOpSet =
contact.getProtocolProvider().getOperationSet(OperationSetBasicInstantMessaging.class);
if (imOpSet != null)
imOpSet.isContentTypeSupported(OperationSetBasicInstantMessaging.HTML_MIME_TYPE, contact);
}
}
/**
* Sends the given instant message through this chat transport, by specifying the mime type (html
* or plain text).
*
* @param message The message to send.
* @param mimeType The mime type of the message to send: text/html or text/plain.
* @throws Exception if the send operation is interrupted
*/
public void sendInstantMessage(String message, String mimeType) throws Exception {
// If this chat transport does not support instant messaging we do
// nothing here.
if (!allowsInstantMessage()) return;
OperationSetBasicInstantMessaging imOpSet =
contact.getProtocolProvider().getOperationSet(OperationSetBasicInstantMessaging.class);
Message msg;
if (mimeType.equals(OperationSetBasicInstantMessaging.HTML_MIME_TYPE)
&& imOpSet.isContentTypeSupported(OperationSetBasicInstantMessaging.HTML_MIME_TYPE)) {
msg =
imOpSet.createMessage(
message, OperationSetBasicInstantMessaging.HTML_MIME_TYPE, "utf-8", "");
} else {
msg = imOpSet.createMessage(message);
}
if (contactResource != null) imOpSet.sendInstantMessage(contact, contactResource, msg);
else imOpSet.sendInstantMessage(contact, ContactResource.BASE_RESOURCE, msg);
}