simplify grabbing of a xml base doc

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

diff --git a/app/models/trace.rb b/app/models/trace.rb
index 06e3dc1a12acd20974dba790080a535bffbef2df..aefe78b6000e5a2ab3e198cef3887e9ad0342945 100644 (file)
--- a/app/models/trace.rb
+++ b/app/models/trace.rb
@@ -1,8 +1,12 @@
 class Trace < ActiveRecord::Base
   set_table_name 'gpx_files'
 
+  validates_presence_of :user_id, :name, :public, :description, :tmpname, :timestamp
+  validates_numericality_of :latitude, :longitude
+  validates_inclusion_of :inserted, :in => [ true, false]
+  
   belongs_to :user
-  has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id'
+  has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id', :dependent => :destroy
 
   def tagstring=(s)
     self.tags = s.split().collect {|tag|
@@ -11,4 +15,43 @@ class Trace < ActiveRecord::Base
       tt
     }
   end
+  
+  def large_picture= (data)
+    f = File.new(large_picture_name, "wb")
+    f.syswrite(data)
+    f.close
+  end
+  
+  def icon_picture= (data)
+    f = File.new(icon_picture_name, "wb")
+    f.syswrite(data)
+    f.close
+  end
+
+  def large_picture
+    f = File.new(large_picture_name, "rb")
+    logger.info "large picture file: '#{f.path}', bytes: #{File.size(f.path)}"
+    data = f.sysread(File.size(f.path))
+    logger.info "have read data, bytes: '#{data.length}'"
+    f.close
+    data
+  end
+  
+  def icon_picture
+    f = File.new(icon_picture_name, "rb")
+    logger.info "icon picture file: '#{f.path}'"
+    data = f.sysread(File.size(f.path))
+    f.close
+    data
+  end
+  
+  # FIXME change to permanent filestore area
+  def large_picture_name
+    "/tmp/#{id}.gif"
+  end
+
+  # FIXME change to permanent filestore area
+  def icon_picture_name
+    "/tmp/#{id}_icon.gif"
+  end
 end