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+###
+
+ownCloud - News
+
+@author Bernhard Posselt
+@copyright 2012 Bernhard Posselt nukeawhale@gmail.com
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+License as published by the Free Software Foundation; either
+version 3 of the License, or any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+
+You should have received a copy of the GNU Affero General Public
+License along with this library. If not, see <http://www.gnu.org/licenses/>.
+
+###
+
+
+angular.module('News').factory 'FeedBusinessLayer',
+['_BusinessLayer', 'ShowAll', 'Persistence', 'ActiveFeed', 'FeedType',
+'ItemModel', 'FeedModel', 'NewLoading', '_ExistsError', 'Utils',
+(_BusinessLayer, ShowAll, Persistence, ActiveFeed, FeedType, ItemModel,
+FeedModel, NewLoading, _ExistsError, Utils) ->
+
+ class FeedBusinessLayer extends _BusinessLayer
+
+ constructor: (@_showAll, @_feedModel, persistence, activeFeed, feedType,
+ itemModel, @_newLoading, @_utils) ->
+ super(activeFeed, persistence, itemModel, feedType.Feed)
+
+
+ getUnreadCount: (feedId) ->
+ @_feedModel.getFeedUnreadCount(feedId)
+
+
+ getFeedsOfFolder: (folderId) ->
+ return @_feedModel.getAllOfFolder(folderId)
+
+
+ getFolderUnreadCount: (folderId) ->
+ @_feedModel.getFolderUnreadCount(folderId)
+
+
+ getAllUnreadCount: ->
+ return @_feedModel.getUnreadCount()
+
+
+ delete: (feedId) ->
+ @_feedModel.removeById(feedId)
+ @_persistence.deleteFeed(feedId)
+
+
+ markFeedRead: (feedId) ->
+ feed = @_feedModel.getById(feedId)
+ if angular.isDefined(feed)
+ feed.unreadCount = 0
+ highestItemId = @_itemModel.getHighestId()
+ @_persistence.setFeedRead(feedId, highestItemId)
+ for item in @_itemModel.getAll()
+ item.setRead()
+
+
+ markAllRead: ->
+ for feed in @_feedModel.getAll()
+ @markFeedRead(feed.id)
+
+
+ getNumberOfFeeds: ->
+ return @_feedModel.size()
+
+
+ isVisible: (feedId) ->
+ if @isActive(feedId) or @_showAll.getShowAll()
+ return true
+ else
+ return @_feedModel.getFeedUnreadCount(feedId) > 0
+
+
+ move: (feedId, folderId) ->
+ feed = @_feedModel.getById(feedId)
+ if angular.isDefined(feed) and feed.folderId != folderId
+ @_feedModel.update({
+ id: feedId,
+ folderId: folderId,
+ urlHash: feed.urlHash})
+ @_persistence.moveFeed(feedId, folderId)
+
+
+ setShowAll: (showAll) ->
+ @_showAll.setShowAll(showAll)
+
+ # TODO: this callback is not tested with a unittest
+ callback = =>
+ @_itemModel.clear()
+ @_newLoading.increase()
+ @_persistence.getItems(
+ @_activeFeed.getType(),
+ @_activeFeed.getId(),
+ 0,
+ =>
+ @_newLoading.decrease()
+ )
+ if showAll
+ @_persistence.userSettingsReadShow(callback)
+ else
+ @_persistence.userSettingsReadHide(callback)
+
+
+ isShowAll: ->
+ return @_showAll.getShowAll()
+
+
+ getAll: ->
+ return @_feedModel.getAll()
+
+
+ getFeedLink: (feedId) ->
+ feed = @_feedModel.getById(feedId)
+ if angular.isDefined(feed)
+ return feed.link
+
+
+ create: (url, parentId=0, onSuccess=null, onFailure=null) ->
+ onSuccess or= ->
+ onFailure or= ->
+ parentId = parseInt(parentId, 10)
+
+ if angular.isUndefined(url) or url.trim() == ''
+ throw new Error()
+
+ url = url.trim()
+ urlHash = hex_md5(url)
+
+ if @_feedModel.getByUrlHash(urlHash)
+ throw new _ExistsError()
+
+ feed =
+ title: url.replace(
+ /^(?:https?:\/\/)?(?:www\.)?([a-z0-9_\-\.]+)(?:\/.*)?$/gi,
+ '$1')
+ url: url
+ urlHash: urlHash
+ folderId: parentId
+ unreadCount: 0
+ faviconLink: 'url('+@_utils.imagePath('core', 'loading.gif')+')'
+
+ @_feedModel.add(feed)
+
+ success = (response) =>
+ if response.status == 'error'
+ feed.error = response.msg
+ onFailure()
+ else
+ onSuccess(response.data)
+
+ @_persistence.createFeed(url, parentId, success)
+
+
+ markErrorRead: (urlHash) ->
+ @_feedModel.removeByUrlHash(urlHash)
+
+
+ updateFeeds: ->
+ for feed in @_feedModel.getAll()
+ if angular.isDefined(feed.id)
+ @_persistence.updateFeed(feed.id)
+
+
+ return new FeedBusinessLayer(ShowAll, FeedModel, Persistence, ActiveFeed,
+ FeedType, ItemModel, NewLoading, Utils)
+
+] \ No newline at end of file