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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 'FolderBusinessLayer',
['_BusinessLayer', 'FolderModel', 'FeedBusinessLayer', 'Persistence',
'FeedType', 'ActiveFeed', 'ItemModel', 'Settings', '_ExistsError', 'OPMLParser',
'NewestItem', 'FeedModel', '$rootScope',
(_BusinessLayer, FolderModel, FeedBusinessLayer, Persistence, FeedType,
ActiveFeed, ItemModel, Settings, _ExistsError, OPMLParser, NewestItem,
FeedModel, $rootScope) ->
class FolderBusinessLayer extends _BusinessLayer
constructor: (@_folderModel, @_feedBusinessLayer, @_settings, activeFeed,
persistence, @_feedType, itemModel, @_opmlParser,
@_newestItem, @_feedModel, $rootScope) ->
super(activeFeed, persistence, itemModel, @_feedType.Folder, $rootScope)
getById: (folderId) ->
return @_folderModel.getById(folderId)
delete: (folderId) ->
feeds = []
# also delete feeds
for feed in @_feedBusinessLayer.getFeedsOfFolder(folderId)
feeds.push(@_feedModel.removeById(feed.id))
folder = @_folderModel.removeById(folderId)
data =
undoCallback: =>
@_persistence.restoreFolder folderId, =>
@_persistence.getAllFeeds()
@_persistence.getAllFolders()
caption: folder.name
@_$rootScope.$broadcast 'undoMessage', data
@_persistence.deleteFolder(folderId)
hasFeeds: (folderId) ->
return @_feedBusinessLayer.getFeedsOfFolder(folderId).length
open: (folderId) ->
folder = @_folderModel.getById(folderId)
if angular.isDefined(folder)
if not folder.opened
folder.opened = true
@_persistence.openFolder(folder.id)
toggleFolder: (folderId) ->
folder = @_folderModel.getById(folderId)
if angular.isDefined(folder)
folder.opened = !folder.opened
if folder.opened
@_persistence.openFolder(folder.id)
else
@_persistence.collapseFolder(folder.id)
markRead: (folderId) ->
newestItemId = @_newestItem.getId()
folder = @_folderModel.getById(folderId)
if newestItemId != 0 and angular.isDefined(folder)
for feed in @_feedBusinessLayer.getFeedsOfFolder(folderId)
feed.unreadCount = 0
# also set items in feeds as read
for item in @_itemModel.getAll()
if item.feedId == feed.id
item.setRead()
@_persistence.setFolderRead(folderId, newestItemId)
getUnreadCount: (folderId) ->
return @_feedBusinessLayer.getFolderUnreadCount(folderId)
isVisible: (folderId) ->
if @_settings.get('showAll') ||
@_feedBusinessLayer.getFeedsOfFolder(folderId).length == 0
return true
else
if @isActive(folderId) or
@_feedBusinessLayer.getFolderUnreadCount(folderId) > 0
return true
if @_activeFeed.getType() == @_feedType.Feed
for feed in @_feedBusinessLayer.getFeedsOfFolder(folderId)
if feed.id == @_activeFeed.getId()
return true
return false
getAll: ->
return @_folderModel.getAll()
create: (folderName, onSuccess=null, onFailure=null) ->
onSuccess or= ->
onFailure or= ->
if angular.isUndefined(folderName) or folderName.trim() == ''
throw new Error('Folder name must not be empty')
folderName = folderName.trim()
if @_folderModel.getByName(folderName)
throw new _ExistsError('Exists already')
folder =
name: folderName
opened: true
@_folderModel.add(folder)
success = (response) ->
onSuccess(response)
failure = (response) ->
folder.error = response.message
onFailure()
@_persistence.createFolder folderName, 0, success, failure
markErrorRead: (folderName) ->
@_folderModel.removeByName(folderName)
edit: (folderId) ->
folder = @_folderModel.getById(folderId)
folder.editing = true
folder.originalValue = folder.name
rename: (folderId, folderName) ->
folder = @_folderModel.getById(folderId)
folder.editing = false
@_persistence.renameFolder(folderId, folderName)
cancel: (folderId) ->
folder = @_folderModel.getById(folderId)
folder.editing = false
folder.name = folder.originalValue
import: (xml) ->
opml = @_opmlParser.parseXML(xml)
@_importElement(opml, 0)
_importElement: (opml, parentFolderId) ->
for item in opml.getItems()
do (item) =>
if item.isFolder()
try
@create item.getName(), (data) =>
@_importElement(item, data.folders[0].id)
catch error
if error instanceof _ExistsError
folder = @_folderModel.getByName(item.getName())
@open(folder.id)
@_importElement(item, folder.id)
else
console.info error
else
try
@_feedBusinessLayer.create(item.getUrl(),
parentFolderId)
catch error
if not error instanceof _ExistsError
console.info error
return new FolderBusinessLayer(FolderModel, FeedBusinessLayer, Settings,
ActiveFeed, Persistence, FeedType, ItemModel,
OPMLParser, NewestItem, FeedModel, $rootScope)
]
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