76 lines
2 KiB
Ruby
76 lines
2 KiB
Ruby
class Note < ActiveRecord::Base
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include GeoRecord
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has_many :comments, :class_name => "NoteComment",
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:foreign_key => :note_id,
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:order => :created_at,
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:conditions => { :visible => true }
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validates_presence_of :id, :on => :update
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validates_uniqueness_of :id
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validates_numericality_of :latitude, :only_integer => true
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validates_numericality_of :longitude, :only_integer => true
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validates_presence_of :closed_at if :status == "closed"
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validates_inclusion_of :status, :in => ["open", "closed", "hidden"]
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validate :validate_position
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attr_accessible :lat, :lon
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after_initialize :set_defaults
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# Sanity check the latitude and longitude and add an error if it's broken
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def validate_position
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errors.add(:base, "Note is not in the world") unless in_world?
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end
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# Close a note
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def close
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self.status = "closed"
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self.closed_at = Time.now.getutc
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self.save
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end
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# Return a flattened version of the comments for a note
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def flatten_comment(separator_char, upto_timestamp = :nil)
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resp = ""
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comment_no = 1
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self.comments.each do |comment|
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next if upto_timestamp != :nil and comment.created_at > upto_timestamp
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resp += (comment_no == 1 ? "" : separator_char)
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resp += comment.body if comment.body
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resp += " [ "
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resp += comment.author.display_name if comment.author
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resp += " " + comment.created_at.to_s + " ]"
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comment_no += 1
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end
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return resp
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end
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# Check if a note is visible
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def visible?
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status != "hidden"
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end
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# Check if a note is closed
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def closed?
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not closed_at.nil?
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end
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# Return the author object, derived from the first comment
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def author
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self.comments.first.author
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end
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# Return the author IP address, derived from the first comment
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def author_ip
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self.comments.first.author_ip
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end
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private
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# Fill in default values for new notes
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def set_defaults
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self.status = "open" unless self.attribute_present?(:status)
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end
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end
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