openstreetmap-website/app/models/note.rb
2013-02-05 18:08:42 +00:00

76 lines
2 KiB
Ruby

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