Пример #1
0
  private void parseCommentsJSON(InputStream in) throws IOException, JsonParseException {
    int insertedCommentIndex;
    String genericListingError = "Not a comments listing";
    try {
      Listing[] listings = mObjectMapper.readValue(in, Listing[].class);

      // listings[0] is a thread Listing for the OP.
      // process same as a thread listing more or less

      Assert.assertEquals(Constants.JSON_LISTING, listings[0].getKind(), genericListingError);

      // Save modhash, ignore "after" and "before" which are meaningless in this context (and
      // probably null)
      ListingData threadListingData = listings[0].getData();
      if (StringUtils.isEmpty(threadListingData.getModhash())) mSettings.setModhash(null);
      else mSettings.setModhash(threadListingData.getModhash());

      if (Constants.LOGGING)
        Log.d(TAG, "Successfully got OP listing[0]: modhash " + mSettings.getModhash());
      ThingListing threadThingListing = threadListingData.getChildren()[0];
      Assert.assertEquals(Constants.THREAD_KIND, threadThingListing.getKind(), genericListingError);
      // listings[1] is a comment Listing for the comments
      ListingData commentListingData = listings[1].getData();
      if (isInsertingEntireThread()) {
        parseOP(
            threadThingListing.getData(),
            commentListingData.getChildren().length == 0
                ? null
                : commentListingData.getChildren()[0].getData());
        insertedCommentIndex = 0; // we just inserted the OP into position 0
        if (!StringUtils.isEmpty(mJumpToCommentId) && mJumpToCommentContext > 0) {
          // If viewing context, then the 'first' item will be the context-viewing warning.
          insertedCommentIndex++;
        }

        // at this point we've started displaying comments, so disable the loading screen
        disableLoadingScreenKeepProgress();
      } else {
        insertedCommentIndex = mPositionOffset - 1; // -1 because we +1 for the first comment
      }

      // Go through the children and get the ThingInfos
      for (ThingListing commentThingListing : commentListingData.getChildren()) {
        // insert the comment and its replies, prefix traversal order
        insertedCommentIndex =
            insertNestedComment(commentThingListing, 0, insertedCommentIndex + 1);
      }

      mProcessCommentsTask.mergeLowPriorityListToMainList();

    } catch (Exception ex) {
      if (Constants.LOGGING) Log.e(TAG, "parseCommentsJSON", ex);
    }
  }
Пример #2
0
  /**
   * Recursive method to insert comment tree into the mCommentsList, with proper list order and
   * indentation
   */
  int insertNestedComment(
      ThingListing commentThingListing, int indentLevel, int insertedCommentIndex) {
    ThingInfo ci = commentThingListing.getData();
    // First test for moderator distinguished
    if (Constants.DISTINGUISHED_MODERATOR.equalsIgnoreCase(ci.getDistinguished())) {
      SpannableString distSS = new SpannableString(ci.getAuthor() + " [M]");
      distSS.setSpan(
          Util.getModeratorSpan(mActivity.getApplicationContext()),
          0,
          distSS.length(),
          Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
      ci.setSSAuthor(distSS);
    } else if (Constants.DISTINGUISHED_ADMIN.equalsIgnoreCase(ci.getDistinguished())) {
      SpannableString distSS = new SpannableString(ci.getAuthor() + " [A]");
      distSS.setSpan(
          Util.getAdminSpan(mActivity.getApplicationContext()),
          0,
          distSS.length(),
          Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
      ci.setSSAuthor(distSS);
    } else if (mOpThingInfo != null && mOpThingInfo.getAuthor().equalsIgnoreCase(ci.getAuthor())) {
      if (m_OPSpan == null) {
        m_OPSpan = new SpannableString(mOpThingInfo.getAuthor() + " [S]");
        m_OPSpan.setSpan(
            Util.getOPSpan(mActivity.getApplicationContext(), mSettings.getTheme()),
            0,
            m_OPSpan.length(),
            Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
      }
      ci.setSSAuthor(m_OPSpan);
    }
    // Add comment to deferred append/replace list
    if (isInsertingEntireThread()) deferCommentAppend(ci);
    else deferCommentReplacement(ci);

    // Keep track of jump target
    if (isHasJumpTarget()) {
      if (!isFoundJumpTargetComment() && mJumpToCommentId.equals(ci.getId()))
        processJumpTarget(ci, insertedCommentIndex);
    }

    if (isHasJumpTarget()) {
      // if we have found the jump target, then we did the messy stuff already. just append to main
      // processing list.
      if (isFoundJumpTargetComment()) {
        mProcessCommentsTask.addDeferred(new DeferredCommentProcessing(ci, insertedCommentIndex));
      }
      // try to handle the context search, if we want context
      else if (mJumpToCommentContext > 0) {
        // any comment could be in the context; we don't know yet. so append to the high-priority
        // "context" list
        mProcessCommentsTask.addDeferredHighPriority(
            new DeferredCommentProcessing(ci, insertedCommentIndex));

        // we push overflow onto the low priority list, since overflow will end up above the jump
        // target, off the top of the screen.
        // TODO don't use LinkedList.size()
        mProcessCommentsTask.moveHighPriorityOverflowToLowPriority(mJumpToCommentContext);
      }
      // if no context search, then push comments to low priority list until we find the jump target
      // comment
      else {
        mProcessCommentsTask.addDeferredLowPriority(
            new DeferredCommentProcessing(ci, insertedCommentIndex));
      }
    }
    // if there is no jump target, there's just a single deferred-processing list to worry about.
    else {
      mProcessCommentsTask.addDeferred(new DeferredCommentProcessing(ci, insertedCommentIndex));
    }

    // Formatting that applies to all items, both real comments and "more" entries
    ci.setIndent(mIndentation + indentLevel);

    // Handle "more" entry
    if (Constants.MORE_KIND.equals(commentThingListing.getKind())) {
      ci.setLoadMoreCommentsPlaceholder(true);
      if (Constants.LOGGING) Log.v(TAG, "new more position at " + (insertedCommentIndex));
      return insertedCommentIndex;
    }

    // Regular comment

    // Skip things that are not comments, which shouldn't happen
    if (!Constants.COMMENT_KIND.equals(commentThingListing.getKind())) {
      if (Constants.LOGGING)
        Log.e(
            TAG,
            "comment whose kind is \""
                + commentThingListing.getKind()
                + "\" (expected "
                + Constants.COMMENT_KIND
                + ")");
      return insertedCommentIndex;
    }

    // handle the replies
    Listing repliesListing = ci.getReplies();
    if (repliesListing == null) return insertedCommentIndex;
    ListingData repliesListingData = repliesListing.getData();
    if (repliesListingData == null) return insertedCommentIndex;
    ThingListing[] replyThingListings = repliesListingData.getChildren();
    if (replyThingListings == null) return insertedCommentIndex;

    for (ThingListing replyThingListing : replyThingListings) {
      insertedCommentIndex =
          insertNestedComment(replyThingListing, indentLevel + 1, insertedCommentIndex + 1);
    }
    return insertedCommentIndex;
  }