try to speed up ydecoding

trunk/ripnews/news/article.rb

@@ -255,6 +255,7 @@ def get_body(server, message)
 			rescue Net::NNTPReplyError
 				print "Caught Net::NNTPReplyError reading article #{message} from #{server} (get_body)\n"
 				print "Error: #{$!}\n"
+				print "Status: #{$?}\n"
 				return false
 			rescue EOFError
 				print "Caught EOFError reading article #{message} from #{server} (get_body)\n"
@@ -710,6 +711,11 @@ def _ydecode_file(file, outfile)
 	total = 0
 	oldpartend = 0
 
+	ymap=[]
+	(0..255).each do |b|
+		ymap.push((b-42+256)%256)
+	end
+
 	while (! file.eof)
 		line = file.gets
 		print "line: #{line}" if Debuglevel > 0
@@ -747,7 +753,7 @@ def _ydecode_file(file, outfile)
 	while (! file.eof)
 		print "at #{file.pos} need to go to #{lines}\n" if Debuglevel > 1
 		line = file.gets
-		line = line[0 ... line.length - 1]
+		line.chomp!
 
 		if line =~ /^=yend\s+(.*)\Z/
 			m = $1
@@ -805,20 +811,31 @@ def _ydecode_file(file, outfile)
 #		if line.length != linesize
 #			print "linesize mismatch, was #{line.length}, should be #{linesize}...\n"
 #		end
-		special = 0
-		line.each_byte { |b|
-			if special == 0
-				if b == 0x3d
-					special = 1
-					next
+
+		i = 0
+		while i < line.length
+			if line[i] == '='
+				i += 1
+				line[i] -= 64
 			end
-			else
-				special = 0
-				b = (b - 64) % 256
-			end
-			outfile.putc((b - 42) % 256)
+			outfile.putc ymap[line[i]]
 			bytes += 1
-		}
+		end
+
+#		special = 0
+#		line.each_byte { |b|
+#			if special == 0
+#				if b == 0x3d
+#					special = 1
+#					next
+#				end
+#			else
+#				special = 0
+#				b = (b - 64) % 256
+#			end
+#			outfile.putc((b - 42) % 256)
+#			bytes += 1
+#		}
 	end
 
 	print "No \"=yend\" found!!!\n"