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71 lines
2.9 KiB
Ruby
71 lines
2.9 KiB
Ruby
module ActivityHelper
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# constants for correct truncation length
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TAGS_LENGTH = 4
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TRUNCATE_OFFSET = 3
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def activity_truncate(message, len = Constants::NAME_TRUNCATION_LENGTH)
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activity_titles = message.scan(/<strong>(.*?)<\/strong>/)
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activity_titles.each do |activity_title|
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activity_title = activity_title[0]
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# find first closing tag of smart annotation
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closing_tag_sa = activity_title.index('</a>')
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unless closing_tag_sa.nil?
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opening_tag_sa = activity_title.index('<img')
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opening_temp = activity_title.index('<span')
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# depending on user/experiment set the first opening tag
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opening_tag_sa = opening_temp if opening_tag_sa.nil? ||
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opening_tag_sa > opening_temp
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end
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len_temp = len
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# check until we run out of smart annotations in message
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while !opening_tag_sa.nil? && !closing_tag_sa.nil? &&
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opening_tag_sa < len_temp
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stripped = strip_tags(activity_title[opening_tag_sa...closing_tag_sa])
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.length
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len_temp += (activity_title[opening_tag_sa...closing_tag_sa +
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TAGS_LENGTH]).length - stripped
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len = len_temp + TRUNCATE_OFFSET + TAGS_LENGTH if len <= closing_tag_sa
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closing_temp = closing_tag_sa + 1
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closing_tag_sa = activity_title.index('</a>', closing_temp)
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unless closing_tag_sa.nil?
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# find next smart annotation
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opening_tag_sa = activity_title.index('<img', closing_temp)
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opening_temp = activity_title.index('<span', closing_temp)
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# depending on user/experiment set the next opening tag
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opening_tag_sa = opening_temp if opening_tag_sa.nil? ||
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opening_tag_sa > opening_temp
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end
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end
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# adjust truncation length according to smart annotations length
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len = activity_title.length if len > activity_title.length &&
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len != Constants::NAME_TRUNCATION_LENGTH
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if activity_title.length > len
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title = "<div class='modal-tooltip'>
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#{truncate(activity_title, length: len, escape: false)}
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<span class='modal-tooltiptext'>
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#{activity_title}
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</span>
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</div>"
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else
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title = truncate(activity_title, length: len, escape: false)
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end
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message = message.gsub(/#{Regexp.escape(activity_title)}/, title)
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end
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sanitize_input(message) if message
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end
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def days_since_1970(dt)
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dt.to_i / 86400
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end
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def calculate_previous_date(activities,
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index,
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previus_batch_last_activitiy_date)
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if index == 1 && !activities.first_page?
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return previus_batch_last_activitiy_date
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end
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activity = activities[index - 1]
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return activity.created_at.to_date if activity
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Date.new(1901, 1, 1)
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end
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end
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