Chromium Code Reviews Chromium Code Reviews
Issue 1423713015:
[WIP] WebRestrictions (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master| Index: components/web_restriction/java/src/org/chromium/components/web_restriction/ContentResolverWebRestrictionProvider.java |
| diff --git a/components/web_restriction/java/src/org/chromium/components/web_restriction/ContentResolverWebRestrictionProvider.java b/components/web_restriction/java/src/org/chromium/components/web_restriction/ContentResolverWebRestrictionProvider.java |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..8c61174f0a871f2172c243926b240c26a1724fef |
| --- /dev/null |
| +++ b/components/web_restriction/java/src/org/chromium/components/web_restriction/ContentResolverWebRestrictionProvider.java |
| @@ -0,0 +1,72 @@ |
| +// Copyright 2015 The Chromium Authors. All rights reserved. |
| +// Use of this source code is governed by a BSD-style license that can be |
| +// found in the LICENSE file. |
| + |
| +package org.chromium.components.web_restriction; |
| + |
| +import android.content.AsyncQueryHandler; |
| +import android.content.ContentValues; |
| +import android.content.Context; |
| +import android.database.Cursor; |
| +import android.net.Uri; |
| +import android.text.TextUtils; |
| + |
| +import org.chromium.base.ApplicationStatus; |
| +import org.chromium.base.annotations.CalledByNative; |
| +import org.chromium.base.annotations.JNINamespace; |
| + |
| +@JNINamespace("web_restriction::android") |
| +public class ContentResolverWebRestrictionProvider { |
| + private final Uri mUri; |
| + private final Context mContext; |
| + |
| + private ContentResolverWebRestrictionProvider(String authority) { |
| + assert !TextUtils.isEmpty(authority); |
| + mUri = new Uri.Builder().scheme("content://").authority(authority).build(); |
| + // May need to change this BUG=470582 |
| + mContext = ApplicationStatus.getApplicationContext(); |
| + } |
| + |
| + @CalledByNative |
| + private static ContentResolverWebRestrictionProvider create(String authority) { |
| + return new ContentResolverWebRestrictionProvider(authority); |
| + } |
| + |
| + @CalledByNative |
| + private boolean supportsRequest() { |
| + // mContext.getContentResolver().getType() |
| + return true; |
| + } |
| + |
| + @CalledByNative |
| + private String getErrorPage() { |
| + // mContext.getContentResolver().getType() |
| + return "<!doctype html><head><title>Blocked!</title></head><body bgcolor=\"#FF0000\">" |
| + + "Blocked Body<script type=\"text/javascript\">" |
| + + "window.webRestriction.requestPermission()</script></body>"; |
| + } |
| + |
| + @CalledByNative |
| + private void shouldProceed(final long nativeCallback, final String url) { |
| + new AsyncQueryHandler(mContext.getContentResolver()) { |
| + @Override |
| + protected void onQueryComplete(int token, Object cookie, Cursor result) { |
| + boolean shouldProceed = false; |
| + // get result from cursor |
| + nativeShouldProceed(nativeCallback, shouldProceed); |
| + } |
| + }.startQuery(0, null, mUri, null, url, null, null); |
|
aberent
2015/11/16 12:39:08
The startQuery documentation says that the 5 argum
|
| + } |
| + |
| + @CalledByNative |
| + private void requestPermission(final String url) { |
| + // TODO register for updates |
| + ContentValues values = new ContentValues(1); |
| + values.put("request", url); |
| + new AsyncQueryHandler(mContext.getContentResolver()) { |
| + // Don't care about completion notifications. |
| + }.startInsert(0, null, mUri, values); |
| + } |
| + |
| + private native void nativeShouldProceed(long nativeSelfDeletingCallback, boolean shouldProceed); |
| +} |
