segment stuff removed

[rails.git] / app / models / segment.rb

diff --git a/app/models/segment.rb b/app/models/segment.rb
deleted file mode 100644 (file)
index bdb807d..0000000
--- a/app/models/segment.rb
+++ /dev/null
@@ -1,127 +0,0 @@
-class Segment < ActiveRecord::Base
-  require 'xml/libxml'
-  set_table_name 'current_segments'
-
-  validates_presence_of :user_id, :timestamp
-  validates_inclusion_of :visible, :in => [ true, false ]
-  validates_numericality_of :node_a, :node_b
-
-  has_many :old_segments, :foreign_key => :id
-  belongs_to :user
-
-  # using belongs_to :foreign_key = 'node_*', since if use has_one :foreign_key = 'id', segment preconditions? fails checking for segment id in node table
-  belongs_to :from_node, :class_name => 'Node', :foreign_key => 'node_a'
-  belongs_to :to_node, :class_name => 'Node', :foreign_key => 'node_b'
-
-  def self.from_xml(xml, create=false)
-    begin
-      p = XML::Parser.new
-      p.string = xml
-      doc = p.parse
-
-      segment = Segment.new
-
-      doc.find('//osm/segment').each do |pt|
-        segment.node_a = pt['from'].to_i
-        segment.node_b = pt['to'].to_i
-
-        unless create
-          if pt['id'] != '0'
-            segment.id = pt['id'].to_i
-          end
-        end
-
-        segment.visible = true
-
-        if create
-          segment.timestamp = Time.now
-        else
-          if pt['timestamp']
-            segment.timestamp = Time.parse(pt['timestamp'])
-          end
-        end
-
-        tags = []
-
-        pt.find('tag').each do |tag|
-          tags << [tag['k'],tag['v']]
-        end
-
-        tags = tags.collect { |k,v| "#{k}=#{v}" }.join(';')
-        tags = '' if tags.nil?
-
-        segment.tags = tags
-      end
-    rescue
-      segment = nil
-    end
-
-    return segment
-  end
-
-  def save_with_history
-    begin
-      Segment.transaction do
-        self.timestamp = Time.now
-        self.save!
-        old_segment = OldSegment.from_segment(self)
-        old_segment.save!
-      end
-
-      return true
-    rescue
-      return nil
-    end
-  end
-
-  def to_xml
-    doc = OSM::API.new.get_xml_doc
-    doc.root << to_xml_node()
-    return doc
-  end
-
-  def to_xml_node(user_display_name_cache  = nil)
-    el1 = XML::Node.new 'segment'
-    el1['id'] = self.id.to_s
-    el1['from'] = self.node_a.to_s
-    el1['to'] = self.node_b.to_s
-
-    user_display_name_cache = {} if user_display_name_cache.nil?
-
-    if user_display_name_cache and user_display_name_cache.key?(self.user_id)
-      # use the cache if available
-    elsif self.user.data_public?
-      user_display_name_cache[self.user_id] = self.user.display_name
-    else
-      user_display_name_cache[self.user_id] = nil
-    end
-
-    el1['user'] = user_display_name_cache[self.user_id] unless user_display_name_cache[self.user_id].nil?
-
-    Segment.split_tags(el1, self.tags)
-    el1['visible'] = self.visible.to_s
-    el1['timestamp'] = self.timestamp.xmlschema
-    return el1
-  end
-
-  def self.split_tags(el, tags)
-    tags.split(';').each do |tag|
-      parts = tag.split('=')
-      key = ''
-      val = ''
-      key = parts[0].strip unless parts[0].nil?
-      val = parts[1].strip unless parts[1].nil?
-      if key != '' && val != ''
-        el2 = XML::Node.new('tag')
-        el2['k'] = key.to_s
-        el2['v'] = val.to_s
-        el << el2
-      end
-    end
-  end
-
-  def preconditions_ok?
-    from_node and from_node.visible and to_node and to_node.visible
-  end
-
-end