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###
ownCloud - News
@author Bernhard Posselt
@copyright 2012 Bernhard Posselt dev@bernhard-posselt.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', '$rootScope',
'NewestItem',
(_BusinessLayer, ShowAll, Persistence, ActiveFeed, FeedType, ItemModel,
FeedModel, NewLoading, _ExistsError, Utils, $rootScope, NewestItem)->
class FeedBusinessLayer extends _BusinessLayer
constructor: (@_showAll, @_feedModel, persistence, activeFeed, feedType,
itemModel, @_newLoading, @_utils, @_$rootScope,
@_newestItem) ->
super(activeFeed, persistence, itemModel, feedType.Feed)
@_feedType = feedType
getUnreadCount: (feedId) ->
@_feedModel.getFeedUnreadCount(feedId)
getFeedsOfFolder: (folderId) ->
return @_feedModel.getAllOfFolder(folderId)
getFolderUnreadCount: (folderId) ->
@_feedModel.getFolderUnreadCount(folderId)
getAllUnreadCount: ->
return @_feedModel.getUnreadCount()
delete: (feedId) ->
feed = @_feedModel.removeById(feedId)
data =
undoCallback: =>
@_persistence.restoreFeed feedId, =>
@_persistence.getAllFeeds()
caption: feed.title
@_$rootScope.$broadcast 'undoMessage', data
@_persistence.deleteFeed(feedId)
markRead: (feedId) ->
feed = @_feedModel.getById(feedId)
newestItemId = @_newestItem.getId()
if angular.isDefined(feed) and newestItemId != 0
feed.unreadCount = 0
for item in @_itemModel.getAll()
if item.feedId == feed.id
item.setRead()
@_persistence.setFeedRead(feedId, newestItemId)
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,
url: feed.url})
@_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 must not be empty')
url = url.trim()
if url.indexOf('http') != 0
url = 'http://' + url
if @_feedModel.getByUrl(url)
throw new _ExistsError('Exists already')
feed =
title: url
url: url
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: (url) ->
@_feedModel.removeByUrl(url)
importGoogleReader: (json) ->
url = 'http://owncloud/googlereader' # hardcoded
if angular.isUndefined(@_feedModel.getByUrl(url))
feed =
title: 'Google Reader'
url: url
folderId: 0
unreadCount: 0
faviconLink: 'url(' +
@_utils.imagePath('core', 'loading.gif') + ')'
@_feedModel.add(feed)
onSuccess = (response) =>
id = response.data.feeds[0].id
@load(id)
@_persistence.importGoogleReader(json, onSuccess)
return new FeedBusinessLayer(ShowAll, FeedModel, Persistence, ActiveFeed,
FeedType, ItemModel, NewLoading, Utils,
$rootScope, NewestItem)
]
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