54 lines
1.3 KiB
Ruby
54 lines
1.3 KiB
Ruby
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class JamRuby::JamTrackTrack
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# add a custom validation
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validate :preview
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def preview
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if preview_generate_error
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errors.add(:preview_start_time, preview_generate_error)
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end
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end
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# this is used by active admin/jam-admin
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def preview_start_time_raw
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if self.preview_start_time.nil? || self.preview_start_time.nil?
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''
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else
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seconds = self.preview_start_time.to_f/1000
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time = Time.at(seconds)
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time.strftime("%M:%S:#{(self.preview_start_time % 1000).to_s.rjust(3, '0')}")
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end
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end
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# this is used by active admin/jam-admin
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def preview_start_time_raw=(new_value)
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value = nil
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if new_value == nil || new_value == ''
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value = nil
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else
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if new_value && new_value.kind_of?(String) && new_value.include?(':')
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bits = new_value.split(':')
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if bits.length != 3
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raise "format of preview start time must be MM:SS:MLS"
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end
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value = (bits[0].to_i * 60000) + (bits[1].to_i * 1000) + (bits[2].to_i)
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else
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raise "format of preview start time must be MM:SS:MLS"
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end
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end
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if !value.nil? && value != self.preview_start_time
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self.preview_start_time = value
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generate_preview
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else
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self.preview_start_time = value
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end
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end
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end
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