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[rails.git] / lib / gpx.rb

diff --git a/lib/gpx.rb b/lib/gpx.rb
index 1212db6423deadeaa62fca89cfd674b8b5a39646..71b2823b85c16a38689987de8fd01a2c97533b1f 100644 (file)
--- a/lib/gpx.rb
+++ b/lib/gpx.rb
@@ -4,9 +4,7 @@ module GPX
 
     include LibXML
 
-    attr_reader :possible_points
-    attr_reader :actual_points
-    attr_reader :tracksegs
+    attr_reader :possible_points, :actual_points, :tracksegs
 
     def initialize(file)
       @file = file
@@ -16,7 +14,8 @@ module GPX
       point = nil
 
       while reader.read
-        if reader.node_type == XML::Reader::TYPE_ELEMENT
+        case reader.node_type
+        when XML::Reader::TYPE_ELEMENT
           if reader.name == "trkpt"
             point = TrkPt.new(@tracksegs, reader["lat"].to_f, reader["lon"].to_f)
             @possible_points += 1
@@ -25,7 +24,7 @@ module GPX
           elsif reader.name == "time" && point
             point.timestamp = Time.parse(reader.read_string)
           end
-        elsif reader.node_type == XML::Reader::TYPE_END_ELEMENT
+        when XML::Reader::TYPE_END_ELEMENT
           if reader.name == "trkpt" && point && point.valid?
             point.altitude ||= 0
             yield point
@@ -38,20 +37,20 @@ module GPX
     end
 
     def points(&block)
-      return enum_for(:points) unless block_given?
+      return enum_for(:points) unless block
 
       @possible_points = 0
       @actual_points = 0
       @tracksegs = 0
 
       begin
-        Archive::Reader.open_filename(@file).each_entry_with_data do |_entry, data|
-          parse_file(XML::Reader.string(data), &block)
+        Archive::Reader.open_filename(@file).each_entry_with_data do |entry, data|
+          parse_file(XML::Reader.string(data), &block) if entry.regular?
         end
       rescue Archive::Error
         io = ::File.open(@file)
 
-        case MimeMagic.by_magic(io)&.type
+        case Marcel::MimeType.for(io)
         when "application/gzip" then io = Zlib::GzipReader.open(@file)
         when "application/x-bzip" then io = Bzip2::FFI::Reader.open(@file)
         end