Module: Days::Helpers

Defined in:
lib/days/helpers.rb

Instance Method Summary collapse

Instance Method Details

#config ⇒ Object 



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# File 'lib/days/helpers.rb', line 5

def config
  Days::App.config
end

#csrf_tag ⇒ Object 



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# File 'lib/days/helpers.rb', line 21

def csrf_tag
  Rack::Csrf.csrf_tag(env)
end

#csrf_token ⇒ Object 



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# File 'lib/days/helpers.rb', line 17

def csrf_token
  Rack::Csrf.csrf_token(env)
end

#current_user ⇒ Object 



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# File 'lib/days/helpers.rb', line 13

def current_user
  @current_user ||= session[:user_id] ? User.where(id: session[:user_id]).first : nil
end

#entry_path(entry, allow_draft = false) ⇒ Object 



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# File 'lib/days/helpers.rb', line 25

def entry_path(entry, allow_draft=false)
  return nil unless allow_draft || entry.published?

  published_at = entry.published_at
  hash = {
    year: published_at.year.to_s.rjust(2, '0'),
    month: published_at.month.to_s.rjust(2, '0'),
    day: published_at.day.to_s.rjust(2, '0'),
    hour: published_at.hour.to_s.rjust(2, '0'),
    minute: published_at.min.to_s.rjust(2, '0'),
    second: published_at.sec.to_s.rjust(2, '0'),
    slug: entry.slug, id: entry.id
  }
  config.permalink.gsub(/{(\w+?)}/) { hash[$1.to_sym] }
end

#logged_in? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/days/helpers.rb', line 9

def logged_in?
  !!session[:user_id]
end

#lookup_entry(path) ⇒ Object 



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# File 'lib/days/helpers.rb', line 41

def lookup_entry(path)
  regexp = Regexp.compile(Regexp.escape(config.permalink).gsub(/\\{(\w+?)\\}/) { "(?<#{$1}>.+?)" } + "$")
  m = regexp.match(path)
  return nil unless m

  match = m.names.inject({}) do |hash, k|
    hash[k.to_sym] = m[k]
    hash
  end


  if match[:id] || match[:slug]
    if match[:id]
      query = Entry.where(id: match[:id])
    else
      query = Entry.where(slug: match[:slug])
    end

    entry = query.first
    return nil unless entry
    published_at = entry.published_at
    return nil unless published_at

    return nil if match[:slug]   && match[:slug]        != entry.slug
    return nil if match[:id]     && match[:id].to_i     != entry.id
    return nil if match[:year]   && match[:year].to_i   != published_at.year
    return nil if match[:month]  && match[:month].to_i  != published_at.month
    return nil if match[:day]    && match[:day].to_i    != published_at.day
    return nil if match[:hour]   && match[:hour].to_i   != published_at.hour
    return nil if match[:minute] && match[:minute].to_i != published_at.min
    return nil if match[:second] && match[:second].to_i != published_at.sec

    return entry
  else
    match_time = {}.tap do |h|
      [:year, :month, :day, :hour, :minute, :second].each do |k|
        h[k] = match[k] && match[k].to_i
      end
    end
    range_begin = Time.local(
      match_time[:year], match_time[:month] || 1, match_time[:day] || 1,
      match_time[:hour] || 0, match_time[:minute] || 0, match_time[:second] || 0
    )
    range_end = Time.local(
      match_time[:year], match_time[:month] || 12, match_time[:day] || 31,
      match_time[:hour] || 23, match_time[:minute] || 59, match_time[:second] || 59
    )

    query = Entry.where(published_at: (range_begin .. range_end))

    if query.count.zero?
      return nil
    elsif query.count == 1
      return query.first
    else
      return query
    end
  end
end