93 lines
2.6 KiB
Plaintext
Executable File
93 lines
2.6 KiB
Plaintext
Executable File
class DataBoard
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@keys = ['hiddenThreads', 'hiddenPosts', 'lastReadPosts', 'yourPosts', 'watchedThreads']
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constructor: (@key, sync, dontClean) ->
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@data = Conf[key]
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$.sync key, @onSync
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@clean() unless dontClean
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return unless sync
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# Chrome also fires the onChanged callback on the current tab,
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# so we only start syncing when we're ready.
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init = =>
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$.off d, '4chanXInitFinished', init
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@sync = sync
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$.on d, '4chanXInitFinished', init
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save: -> $.set @key, @data
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delete: ({boardID, threadID, postID}) ->
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$.forceSync @key
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if postID
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return unless @data.boards[boardID]?[threadID]
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delete @data.boards[boardID][threadID][postID]
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@deleteIfEmpty {boardID, threadID}
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else if threadID
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return unless @data.boards[boardID]
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delete @data.boards[boardID][threadID]
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@deleteIfEmpty {boardID}
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else
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delete @data.boards[boardID]
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@save()
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deleteIfEmpty: ({boardID, threadID}) ->
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$.forceSync @key
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if threadID
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unless Object.keys(@data.boards[boardID][threadID]).length
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delete @data.boards[boardID][threadID]
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@deleteIfEmpty {boardID}
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else unless Object.keys(@data.boards[boardID]).length
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delete @data.boards[boardID]
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set: ({boardID, threadID, postID, val}) ->
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$.forceSync @key
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if postID isnt undefined
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((@data.boards[boardID] or= {})[threadID] or= {})[postID] = val
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else if threadID isnt undefined
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(@data.boards[boardID] or= {})[threadID] = val
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else
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@data.boards[boardID] = val
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@save()
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get: ({boardID, threadID, postID, defaultValue}) ->
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$.forceSync @key
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if board = @data.boards[boardID]
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unless threadID
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if postID
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for ID, thread in board
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if postID of thread
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val = thread[postID]
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break
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else
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val = board
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else if thread = board[threadID]
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val = if postID
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thread[postID]
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else
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thread
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val or defaultValue
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clean: ->
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$.forceSync @key
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for boardID, val of @data.boards
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@deleteIfEmpty {boardID}
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now = Date.now()
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if (@data.lastChecked or 0) < now - 2 * $.HOUR
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@data.lastChecked = now
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for boardID of @data.boards
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for threadID of @data.boards[boardID]
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@ajaxClean boardID, threadID
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@save()
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ajaxClean: (boardID, threadID) ->
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$.ajax "//a.4cdn.org/#{boardID}/thread/#{threadID}.json",
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onloadend: (e) =>
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if e.target.status is 404
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@delete {boardID, threadID}
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,
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type: 'head'
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onSync: (data) =>
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@data = data or boards: {}
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@sync?()
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