41 lines
981 B
CoffeeScript
41 lines
981 B
CoffeeScript
IDColor =
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init: ->
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return if g.VIEW is 'catalog' or !Conf['Color User IDs']
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@ids = {}
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Post::callbacks.push
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name: 'Color User IDs'
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cb: @node
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node: ->
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return if @isClone or !(uid = @info.uniqueID)
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rgb = IDColor.compute uid
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span = @nodes.uniqueID
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{style} = span
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style.color = rgb[3]
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style.backgroundColor = "rgb(#{rgb[0]},#{rgb[1]},#{rgb[2]})"
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$.addClass span, 'painted'
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span.textContent = uid
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span.title = 'Highlight posts by this ID'
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compute: (uniqueID) ->
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if uniqueID of IDColor.ids
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return IDColor.ids[uniqueID]
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hash = @hash uniqueID
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rgb = [
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(hash >> 24) & 0xFF
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(hash >> 16) & 0xFF
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(hash >> 8) & 0xFF
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]
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rgb.push if (rgb[0] * 0.299 + rgb[1] * 0.587 + rgb[2] * 0.114) > 125
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'black'
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else
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'white'
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@ids[uniqueID] = rgb
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hash: (uniqueID) ->
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msg = 0
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for i in [0...uniqueID.length]
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msg = (msg << 5) - msg + uniqueID.charCodeAt i
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msg
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