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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 'FolderBusinessLayer',
['_BusinessLayer', 'FolderModel', 'FeedBusinessLayer', 'Persistence',
'FeedType', 'ActiveFeed', 'ItemModel', 'ShowAll', '_ExistsError', 'OPMLParser',
'UndoQueue', 'NewestItem', 'FeedModel',
(_BusinessLayer, FolderModel, FeedBusinessLayer, Persistence, FeedType,
ActiveFeed, ItemModel, ShowAll, _ExistsError, OPMLParser, UndoQueue,
NewestItem, FeedModel) ->
class FolderBusinessLayer extends _BusinessLayer
constructor: (@_folderModel, @_feedBusinessLayer, @_showAll, activeFeed,
persistence, @_feedType, itemModel, @_opmlParser,
@_undoQueue, @_newestItem, @_feedModel) ->
super(activeFeed, persistence, itemModel, @_feedType.Folder)
getById: (folderId) ->
return @_folderModel.getById(folderId)
delete: (folderId) ->
feeds = []
folder = @_folderModel.removeById(folderId)
# also delete feeds
for feed in @_feedBusinessLayer.getFeedsOfFolder(folderId)
feeds.push(@_feedModel.removeById(feed.id))
callback = =>
@_persistence.deleteFolder(folderId)
undoCallback = =>
@_folderModel.add(folder)
for feed in feeds
@_feedModel.add(feed)
@_undoQueue.add(folder.name, callback, 10*1000, undoCallback)
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
for item in @_itemModel.getAll()
item.setRead()
@_persistence.setFolderRead(folderId, newestItemId)
getUnreadCount: (folderId) ->
return @_feedBusinessLayer.getFolderUnreadCount(folderId)
isVisible: (folderId) ->
if @_showAll.getShowAll()
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) =>
if response.status == 'error'
folder.error = response.msg
onFailure()
else
onSuccess(response.data)
@_persistence.createFolder folderName, 0, success
markErrorRead: (folderName) ->
@_folderModel.removeByName(folderName)
import: (xml) ->
opml = @_opmlParser.parseXML(xml)
@_importElement(opml, 0)
_importElement: (opml, parentFolderId) ->
for item in opml.getItems()
if item.isFolder()
do (item) =>
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
do (item) =>
@_feedBusinessLayer.create(item.getUrl(),
parentFolderId)
catch error
if not error instanceof _ExistsError
console.info error
return new FolderBusinessLayer(FolderModel, FeedBusinessLayer, ShowAll,
ActiveFeed, Persistence, FeedType, ItemModel,
OPMLParser, UndoQueue, NewestItem, FeedModel)
]
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