Revert 289532 "Route newly created notifications to notification..."

trunk/src/chrome/browser/notifications/notification_conversion_helper.cc

-// Copyright 2014 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.
-
-#include "chrome/browser/notifications/notification_conversion_helper.h"
-
-#include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/common/extensions/api/notification_provider.h"
-#include "chrome/common/extensions/api/notifications/notification_style.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/image/image_skia_rep.h"
-#include "ui/gfx/skia_util.h"
-
-void NotificationConversionHelper::NotificationToNotificationOptions(
-    const Notification& notification,
-    extensions::api::notifications::NotificationOptions* options) {
-  // Extract required fields: type, title, message, and icon.
-  std::string type = MapTypeToString(notification.type());
-  options->type = extensions::api::notifications::ParseTemplateType(type);
-
-  if (!notification.icon().IsEmpty()) {
-    scoped_ptr<extensions::api::notifications::NotificationBitmap> icon(
-        new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&notification.icon(), icon.get());
-    options->icon_bitmap = icon.Pass();
-  }
-
-  options->title.reset(
-      new std::string(base::UTF16ToUTF8(notification.title())));
-  options->message.reset(
-      new std::string(base::UTF16ToUTF8(notification.message())));
-
-  // Handle optional data provided.
-  const message_center::RichNotificationData* rich_data =
-      &notification.rich_notification_data();
-
-  if (!rich_data->small_image.IsEmpty()) {
-    scoped_ptr<extensions::api::notifications::NotificationBitmap> icon_mask(
-        new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&rich_data->small_image, icon_mask.get());
-    options->app_icon_mask_bitmap = icon_mask.Pass();
-  }
-
-  options->priority.reset(new int(rich_data->priority));
-
-  options->is_clickable.reset(new bool(rich_data->clickable));
-
-  options->event_time.reset(new double(rich_data->timestamp.ToDoubleT()));
-
-  if (!rich_data->context_message.empty())
-    options->context_message.reset(
-        new std::string(base::UTF16ToUTF8(rich_data->context_message)));
-
-  if (!rich_data->buttons.empty()) {
-    scoped_ptr<std::vector<
-        linked_ptr<extensions::api::notifications::NotificationButton> > >
-        button_list(new std::vector<
-            linked_ptr<extensions::api::notifications::NotificationButton> >);
-    for (size_t i = 0; i < rich_data->buttons.size(); i++) {
-      linked_ptr<extensions::api::notifications::NotificationButton> button(
-          new extensions::api::notifications::NotificationButton);
-      button->title = base::UTF16ToUTF8(rich_data->buttons[i].title);
-
-      if (!rich_data->buttons[i].icon.IsEmpty()) {
-        scoped_ptr<extensions::api::notifications::NotificationBitmap> icon(
-            new extensions::api::notifications::NotificationBitmap());
-        GfxImageToNotificationBitmap(&rich_data->buttons[i].icon, icon.get());
-        button->icon_bitmap = icon.Pass();
-      }
-      button_list->push_back(button);
-    }
-    options->buttons = button_list.Pass();
-  }
-
-  // Only image type notifications should have images.
-  if (type == "image" && !rich_data->image.IsEmpty()) {
-    scoped_ptr<extensions::api::notifications::NotificationBitmap> image(
-        new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&notification.image(), image.get());
-    options->image_bitmap = image.Pass();
-  } else if (type != "image" && !rich_data->image.IsEmpty()) {
-    DVLOG(1) << "Only image type notifications should have images.";
-  }
-
-  // Only progress type notifications should have progress bars.
-  if (type == "progress")
-    options->progress.reset(new int(rich_data->progress));
-  else if (rich_data->progress != 0)
-    DVLOG(1) << "Only progress type notifications should have progress.";
-
-  // Only list type notifications should have lists.
-  if (type == "list" && !rich_data->items.empty()) {
-    scoped_ptr<std::vector<
-        linked_ptr<extensions::api::notifications::NotificationItem> > >
-        list(new std::vector<
-            linked_ptr<extensions::api::notifications::NotificationItem> >);
-    for (size_t j = 0; j < rich_data->items.size(); j++) {
-      linked_ptr<extensions::api::notifications::NotificationItem> item(
-          new extensions::api::notifications::NotificationItem);
-      item->title = base::UTF16ToUTF8(rich_data->items[j].title);
-      item->message = base::UTF16ToUTF8(rich_data->items[j].message);
-      list->push_back(item);
-    }
-    options->items = list.Pass();
-  } else if (type != "list" && !rich_data->items.empty()) {
-    DVLOG(1) << "Only list type notifications should have lists.";
-  }
-}
-
-void NotificationConversionHelper::GfxImageToNotificationBitmap(
-    const gfx::Image* gfx_image,
-    extensions::api::notifications::NotificationBitmap* notification_bitmap) {
-  SkBitmap sk_bitmap = gfx_image->AsBitmap();
-  sk_bitmap.lockPixels();
-
-  notification_bitmap->width = sk_bitmap.width();
-  notification_bitmap->height = sk_bitmap.height();
-  int pixel_count = sk_bitmap.width() * sk_bitmap.height();
-  const int BYTES_PER_PIXEL = 4;
-
-  uint32_t* bitmap_pixels = sk_bitmap.getAddr32(0, 0);
-  const unsigned char* bitmap =
-      reinterpret_cast<const unsigned char*>(bitmap_pixels);
-  unsigned char* bitmap_data(new unsigned char[pixel_count * BYTES_PER_PIXEL]);
-
-  gfx::ConvertSkiaToRGBA(bitmap, pixel_count, bitmap_data);
-  sk_bitmap.unlockPixels();
-
-  notification_bitmap->data.reset(new std::string(
-      bitmap_data, (bitmap_data + pixel_count * BYTES_PER_PIXEL)));
-  return;
-}
-
-bool NotificationConversionHelper::NotificationBitmapToGfxImage(
-    float max_scale,
-    const gfx::Size& target_size_dips,
-    extensions::api::notifications::NotificationBitmap* notification_bitmap,
-    gfx::Image* return_image) {
-  if (!notification_bitmap)
-    return false;
-
-  const int max_device_pixel_width = target_size_dips.width() * max_scale;
-  const int max_device_pixel_height = target_size_dips.height() * max_scale;
-
-  const int BYTES_PER_PIXEL = 4;
-
-  const int width = notification_bitmap->width;
-  const int height = notification_bitmap->height;
-
-  if (width < 0 || height < 0 || width > max_device_pixel_width ||
-      height > max_device_pixel_height)
-    return false;
-
-  // Ensure we have rgba data.
-  std::string* rgba_data = notification_bitmap->data.get();
-  if (!rgba_data)
-    return false;
-
-  const size_t rgba_data_length = rgba_data->length();
-  const size_t rgba_area = width * height;
-
-  if (rgba_data_length != rgba_area * BYTES_PER_PIXEL)
-    return false;
-
-  SkBitmap bitmap;
-  // Allocate the actual backing store with the sanitized dimensions.
-  if (!bitmap.allocN32Pixels(width, height))
-    return false;
-
-  // Ensure that our bitmap and our data now refer to the same number of pixels.
-  if (rgba_data_length != bitmap.getSafeSize())
-    return false;
-
-  uint32_t* pixels = bitmap.getAddr32(0, 0);
-  const char* c_rgba_data = rgba_data->data();
-
-  for (size_t t = 0; t < rgba_area; ++t) {
-    // |c_rgba_data| is RGBA, pixels is ARGB.
-    size_t rgba_index = t * BYTES_PER_PIXEL;
-    pixels[t] =
-        SkPreMultiplyColor(((c_rgba_data[rgba_index + 3] & 0xFF) << 24) |
-                           ((c_rgba_data[rgba_index + 0] & 0xFF) << 16) |
-                           ((c_rgba_data[rgba_index + 1] & 0xFF) << 8) |
-                           ((c_rgba_data[rgba_index + 2] & 0xFF) << 0));
-  }
-
-  // TODO(dewittj): Handle HiDPI images with more than one scale factor
-  // representation.
-  gfx::ImageSkia skia(gfx::ImageSkiaRep(bitmap, 1.0f));
-  *return_image = gfx::Image(skia);
-  return true;
-}
-
-std::string NotificationConversionHelper::MapTypeToString(
-    message_center::NotificationType type) {
-  switch (type) {
-    case message_center::NOTIFICATION_TYPE_BASE_FORMAT:
-      return "basic";
-    case message_center::NOTIFICATION_TYPE_IMAGE:
-      return "image";
-    case message_center::NOTIFICATION_TYPE_MULTIPLE:
-      return "list";
-    case message_center::NOTIFICATION_TYPE_PROGRESS:
-      return "progress";
-    default:
-      NOTREACHED();
-      return "";
-  }
-}