From 65867866a870be8fbef90d67bd0fef8776aee09e Mon Sep 17 00:00:00 2001
From: shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 15 Oct 2005 14:54:03 +0000
Subject: * lib/net/ftp.rb: (getbinaryfile): allow nil for localfile, and  
 returns retrieved data if localfile is nil. * lib/net/ftp.rb: (gettextfile):
 ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9394 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/net/ftp.rb | 51 ++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 34 insertions(+), 17 deletions(-)

(limited to 'lib')

diff --git a/lib/net/ftp.rb b/lib/net/ftp.rb
index 20dc4eeec1..fe244f0775 100644
--- a/lib/net/ftp.rb
+++ b/lib/net/ftp.rb
@@ -507,43 +507,60 @@ module Net
 
     #
     # Retrieves +remotefile+ in binary mode, storing the result in +localfile+.
+    # If +localfile+ is nil, returns retrieved data.
     # If a block is supplied, it is passed the retrieved data in +blocksize+
     # chunks.
     #
     def getbinaryfile(remotefile, localfile = File.basename(remotefile),
-		      blocksize = DEFAULT_BLOCKSIZE, &block) # :yield: data
-      if @resume
-	rest_offset = File.size?(localfile)
-	f = open(localfile, "a")
-      else
-	rest_offset = nil
-	f = open(localfile, "w")
+		      blocksize = DEFAULT_BLOCKSIZE) # :yield: data
+      result = nil
+      if localfile
+        if @resume
+          rest_offset = File.size?(localfile)
+          f = open(localfile, "a")
+        else
+          rest_offset = nil
+          f = open(localfile, "w")
+        end
+      elsif !block_given?
+        result = ""
       end
       begin
-	f.binmode
+	f.binmode if localfile
 	retrbinary("RETR " + remotefile, blocksize, rest_offset) do |data|
-	  f.write(data)
-	  yield(data) if block
+	  f.write(data) if localfile
+	  yield(data) if block_given?
+          result.concat(data) if result
 	end
+        return result
       ensure
-	f.close
+	f.close if localfile
       end
     end
     
     #
     # Retrieves +remotefile+ in ASCII (text) mode, storing the result in
-    # +localfile+. If a block is supplied, it is passed the retrieved data one
+    # +localfile+.
+    # If +localfile+ is nil, returns retrieved data.
+    # If a block is supplied, it is passed the retrieved data one
     # line at a time.
     #
-    def gettextfile(remotefile, localfile = File.basename(remotefile), &block) # :yield: line
-      f = open(localfile, "w")
+    def gettextfile(remotefile, localfile = File.basename(remotefile)) # :yield: line
+      result = nil
+      if localfile
+        f = open(localfile, "w")
+      elsif !block_given?
+        result = ""
+      end
       begin
 	retrlines("RETR " + remotefile) do |line|
-	  f.puts(line)
-	  yield(line) if block
+	  f.puts(line) if localfile
+	  yield(line) if block_given?
+          result.concat(line + "\n") if result
 	end
+        return result
       ensure
-	f.close
+	f.close if localfile
       end
     end
 
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