public PduBody toPduBody() {
if (mPduBodyCache == null) {
mDocumentCache = SmilHelper.getDocument(this);
mPduBodyCache = makePduBody(mDocumentCache);
}
return mPduBodyCache;
}
public SMILDocument toSmilDocument() {
if (mDocumentCache == null) {
mDocumentCache = SmilHelper.getDocument(this);
}
return mDocumentCache;
}
public PduBody makeCopy(Context context) {
return makePduBody(context, SmilHelper.getDocument(this), true);
}
private PduBody makePduBody(Context context, SMILDocument document, boolean isMakingCopy) {
PduBody pb = new PduBody();
boolean hasForwardLock = false;
for (SlideModel slide : mSlides) {
for (MediaModel media : slide) {
if (isMakingCopy) {
if (media.isDrmProtected() && !media.isAllowedToForward()) {
hasForwardLock = true;
continue;
}
}
PduPart part = new PduPart();
if (media.isText()) {
TextModel text = (TextModel) media;
// Don't create empty text part.
if (TextUtils.isEmpty(text.getText())) {
continue;
}
// Set Charset if it's a text media.
part.setCharset(text.getCharset());
}
// Set Content-Type.
part.setContentType(media.getContentType().getBytes());
String src = media.getSrc();
String location;
boolean startWithContentId = src.startsWith("cid:");
if (startWithContentId) {
location = src.substring("cid:".length());
} else {
location = src;
}
// Set Content-Location.
part.setContentLocation(location.getBytes());
// Set Content-Id.
if (startWithContentId) {
// Keep the original Content-Id.
part.setContentId(location.getBytes());
} else {
int index = location.lastIndexOf(".");
String contentId = (index == -1) ? location : location.substring(0, index);
part.setContentId(contentId.getBytes());
}
if (media.isDrmProtected()) {
DrmWrapper wrapper = media.getDrmObject();
part.setDataUri(wrapper.getOriginalUri());
part.setData(wrapper.getOriginalData());
} else if (media.isText()) {
part.setData(((TextModel) media).getText().getBytes());
} else if (media.isImage() || media.isVideo() || media.isAudio()) {
part.setDataUri(media.getUri());
} else {
Log.w(TAG, "Unsupport media: " + media);
}
pb.addPart(part);
}
}
if (hasForwardLock && isMakingCopy && context != null) {
Toast.makeText(context, context.getString(R.string.cannot_forward_drm_obj), Toast.LENGTH_LONG)
.show();
document = SmilHelper.getDocument(pb);
}
// Create and insert SMIL part(as the first part) into the PduBody.
ByteArrayOutputStream out = new ByteArrayOutputStream();
SmilXmlSerializer.serialize(document, out);
PduPart smilPart = new PduPart();
smilPart.setContentId("smil".getBytes());
smilPart.setContentLocation("smil.xml".getBytes());
smilPart.setContentType(ContentType.APP_SMIL.getBytes());
smilPart.setData(out.toByteArray());
pb.addPart(0, smilPart);
return pb;
}
public static SlideshowModel createFromPduBody(Context context, PduBody pb) throws MmsException {
SMILDocument document = SmilHelper.getDocument(pb);
// Create root-layout model.
SMILLayoutElement sle = document.getLayout();
SMILRootLayoutElement srle = sle.getRootLayout();
int w = srle.getWidth();
int h = srle.getHeight();
if ((w == 0) || (h == 0)) {
w = LayoutManager.getInstance().getLayoutParameters().getWidth();
h = LayoutManager.getInstance().getLayoutParameters().getHeight();
srle.setWidth(w);
srle.setHeight(h);
}
RegionModel rootLayout = new RegionModel(null, 0, 0, w, h);
// Create region models.
ArrayList<RegionModel> regions = new ArrayList<RegionModel>();
NodeList nlRegions = sle.getRegions();
int regionsNum = nlRegions.getLength();
for (int i = 0; i < regionsNum; i++) {
SMILRegionElement sre = (SMILRegionElement) nlRegions.item(i);
RegionModel r =
new RegionModel(
sre.getId(),
sre.getFit(),
sre.getLeft(),
sre.getTop(),
sre.getWidth(),
sre.getHeight(),
sre.getBackgroundColor());
regions.add(r);
}
LayoutModel layouts = new LayoutModel(rootLayout, regions);
// Create slide models.
SMILElement docBody = document.getBody();
NodeList slideNodes = docBody.getChildNodes();
int slidesNum = slideNodes.getLength();
ArrayList<SlideModel> slides = new ArrayList<SlideModel>(slidesNum);
for (int i = 0; i < slidesNum; i++) {
// FIXME: This is NOT compatible with the SMILDocument which is
// generated by some other mobile phones.
SMILParElement par = (SMILParElement) slideNodes.item(i);
// Create media models for each slide.
NodeList mediaNodes = par.getChildNodes();
int mediaNum = mediaNodes.getLength();
ArrayList<MediaModel> mediaSet = new ArrayList<MediaModel>(mediaNum);
for (int j = 0; j < mediaNum; j++) {
SMILMediaElement sme = (SMILMediaElement) mediaNodes.item(j);
try {
MediaModel media = MediaModelFactory.getMediaModel(context, sme, layouts, pb);
SmilHelper.addMediaElementEventListeners((EventTarget) sme, media);
mediaSet.add(media);
} catch (DrmException e) {
Log.e(TAG, e.getMessage(), e);
} catch (IOException e) {
Log.e(TAG, e.getMessage(), e);
} catch (IllegalArgumentException e) {
Log.e(TAG, e.getMessage(), e);
}
}
SlideModel slide = new SlideModel((int) (par.getDur() * 1000), mediaSet);
slide.setFill(par.getFill());
SmilHelper.addParElementEventListeners((EventTarget) par, slide);
slides.add(slide);
}
SlideshowModel slideshow =
new SlideshowModel(layouts, slides, document, pb, context.getContentResolver());
slideshow.registerModelChangedObserver(slideshow);
return slideshow;
}