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Bug 1111135 - Part 2: Check for 3gpp permission. r=roc

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This commit is contained in:
Eric Rahm 2015-01-05 17:54:27 -08:00
parent 1db1d9b7e6
commit 03f8fc9f91
2 changed files with 32 additions and 8 deletions
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38
dom/media/MediaRecorder.cpp
View File

@ -20,6 +20,7 @@
#include "mozilla/dom/VideoStreamTrack.h"
#include "nsError.h"
#include "nsIDocument.h"
#include "nsIPermissionManager.h"
#include "nsIPrincipal.h"
#include "nsMimeTypes.h"
#include "nsProxyRelease.h"
@ -545,6 +546,33 @@ private:
}
}
bool Check3gppPermission()
{
nsCOMPtr<nsIDocument> doc = mRecorder->GetOwner()->GetExtantDoc();
if (!doc) {
return false;
}
uint16_t appStatus = nsIPrincipal::APP_STATUS_NOT_INSTALLED;
doc->NodePrincipal()->GetAppStatus(&appStatus);
// Certified applications can always assign AUDIO_3GPP
if (appStatus == nsIPrincipal::APP_STATUS_CERTIFIED) {
return true;
}
nsCOMPtr<nsIPermissionManager> pm =
do_GetService(NS_PERMISSIONMANAGER_CONTRACTID);
if (!pm) {
return false;
}
uint32_t perm = nsIPermissionManager::DENY_ACTION;
pm->TestExactPermissionFromPrincipal(doc->NodePrincipal(), "audio-capture:3gpp", &perm);
return perm == nsIPermissionManager::ALLOW_ACTION;
}
void InitEncoder(uint8_t aTrackTypes)
{
LOG(PR_LOG_DEBUG, ("Session.InitEncoder %p", this));
@ -553,14 +581,8 @@ private:
// Allocate encoder and bind with union stream.
// At this stage, the API doesn't allow UA to choose the output mimeType format.
nsCOMPtr<nsIDocument> doc = mRecorder->GetOwner()->GetExtantDoc();
uint16_t appStatus = nsIPrincipal::APP_STATUS_NOT_INSTALLED;
if (doc) {
doc->NodePrincipal()->GetAppStatus(&appStatus);
}
// Only allow certificated application can assign AUDIO_3GPP
if (appStatus == nsIPrincipal::APP_STATUS_CERTIFIED &&
mRecorder->mMimeType.EqualsLiteral(AUDIO_3GPP)) {
// Make sure the application has permission to assign AUDIO_3GPP
if (mRecorder->mMimeType.EqualsLiteral(AUDIO_3GPP) && Check3gppPermission()) {
mEncoder = MediaEncoder::CreateEncoder(NS_LITERAL_STRING(AUDIO_3GPP), aTrackTypes);
} else {
mEncoder = MediaEncoder::CreateEncoder(NS_LITERAL_STRING(""), aTrackTypes);

2
dom/media/MediaRecorder.h
View File

@ -148,6 +148,8 @@ private:
// Register MediaRecorder into Document to listen the activity changes.
void RegisterActivityObserver();
void UnRegisterActivityObserver();
bool Check3gppPermission();
};
}