X-Git-Url: https://cgit.sxemacs.org/?p=riece;a=blobdiff_plain;f=lisp%2Friece-rdcc.el;h=7af34afd605637365a056b601b773c7ddad4850f;hp=46429ce79f01ad197d655d98c64804716e475218;hb=1982ba4b8e406ac6166649ed0165606e08502913;hpb=6c73c4dc2eb344e8908fbbaeddcd96119703ef61

diff --git a/lisp/riece-rdcc.el b/lisp/riece-rdcc.el
index 46429ce..7af34af 100644
--- a/lisp/riece-rdcc.el
+++ b/lisp/riece-rdcc.el
@@ -1,4 +1,4 @@
-;;; riece-rdcc.el --- ruby implementation of DCC add-on
+;;; riece-rdcc.el --- DCC file sending protocol support (written in Ruby)
 ;; Copyright (C) 1998-2003 Daiki Ueno
 
 ;; Author: Daiki Ueno <ueno@unixuser.org>
@@ -21,6 +21,10 @@
 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 ;; Boston, MA 02111-1307, USA.
 
+;;; Commentary:
+
+;; NOTE: This is an add-on module for Riece.
+
 ;;; Code:
 
 (require 'riece-globals)
@@ -28,9 +32,10 @@
 (require 'riece-channel)
 (require 'riece-identity)
 (require 'riece-ctcp)			;for riece-ctcp-additional-clientinfo
+(require 'riece-ruby)
 
 (defgroup riece-rdcc nil
-  "DCC implementation using ruby"
+  "DCC written in Ruby."
   :prefix "riece-"
   :group 'riece)
 
@@ -40,13 +45,9 @@ Only used for sending files."
   :type 'string
   :group 'riece-rdcc)
 
-(defcustom riece-rdcc-ruby-command "ruby"
-  "Command name for Ruby interpreter."
-  :type 'string
-  :group 'riece-rdcc)
-
 (defcustom riece-rdcc-send-program
   '("\
+require 'socket'
 address = " address "
 unless address
   sock = UDPSocket.new
@@ -54,15 +55,18 @@ unless address
   address = sock.getsockname[4 .. 7].unpack('CCCC').join('.')
 end
 server = TCPServer.new(address, 0)
-puts(\"#{server.addr[3].split(/\\./).collect{|c| c.to_i}.pack('CCCC').unpack('N')[0]} #{server.addr[1]}\")
+output(\"#{server.addr[3].split(/\\./).collect{|c| c.to_i}.pack('CCCC').unpack('N')[0]} #{server.addr[1]}\")
 session = server.accept
 if session
   total = 0
   File.open(" file ") {|file|
-    while (bytes = file.read(4096))
+    while (bytes = file.read(" block-size "))
       total += bytes.length
-      puts(\"#{total}\")
+      output(total)
       session.write(bytes)
+      begin
+        buf = session.read(4)
+      end until buf.unpack('N')[0] == total
     end
   }
   session.close
@@ -73,9 +77,8 @@ end
   :group 'riece-rdcc)
 
 (defcustom riece-rdcc-decode-address-program
-  '("\
-puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
-    address " >> 8 & 0xFF}.#{" address " & 0xFF}\")")
+  '("\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
+    address " >> 8 & 0xFF}.#{" address " & 0xFF}\"")
   "Ruby program to numeric IP address."
   :type 'list
   :group 'riece-rdcc)
@@ -85,122 +88,129 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
   :type 'directory
   :group 'riece-rdcc)
 
+(defcustom riece-rdcc-block-size 1024
+  "Number of bytes sent as a block."
+  :type 'integer
+  :group 'riece-rdcc)
+
 (defvar riece-rdcc-requests nil)
 
 (defvar riece-rdcc-request-user nil)
 (defvar riece-rdcc-request-file nil)
 (defvar riece-rdcc-request-size nil)
 
+(defvar riece-rdcc-temp-file nil)
+(defvar riece-rdcc-received-size nil)
+
+(defconst riece-rdcc-description
+  "DCC file sending protocol support (written in Ruby.)")
+
+(defvar temporary-file-directory)
 (defvar jka-compr-compression-info-list)
 (defvar jam-zcat-filename-list)
-(defun riece-rdcc-substitute-variables (program variable value)
-  (setq program (copy-sequence program))
-  (let ((pointer program))
-    (while pointer
-      (setq pointer (memq variable program))
-      (if pointer
-	  (setcar pointer value)))
-    program))
-
-(defun riece-rdcc-server-filter (process input)
-  (save-excursion
-    (set-buffer (process-buffer process))
-    (goto-char (point-max))
-    (insert input)
-    (goto-char (point-min))
-    (while (and (not (eobp))
-		(looking-at "\\([0-9]+\\)\n"))
-      (message "Sending %s...(%s/%d)"
-	       riece-rdcc-request-file
-	       (match-string 1) riece-rdcc-request-size)
-      (forward-line))
-    (unless (eobp)
-      (delete-region (point-min) (point)))))
-
-(defun riece-rdcc-server-sentinel (process status)
-  (with-current-buffer (process-buffer process)
-    (message "Sending %s...done" riece-rdcc-request-file))
-  (kill-buffer (process-buffer process)))
+
+(defun riece-rdcc-output-handler (name output time)
+  (if (string-match "\\([0-9]+\\) \\([0-9]+\\)" output)
+      (let ((address (match-string 1 output))
+	    (port (match-string 2 output)))
+	(riece-send-string
+	 (format "PRIVMSG %s :\1DCC SEND %s %s %s %d\1\r\n"
+		 (riece-identity-prefix
+		  (riece-ruby-property name 'riece-rdcc-request-user))
+		 (file-name-nondirectory
+		  (riece-ruby-property name 'riece-rdcc-request-file))
+		 address port
+		 (riece-ruby-property name 'riece-rdcc-request-size)))))
+  (riece-ruby-set-output-handler name #'riece-rdcc-output-handler-2))
+
+(defun riece-rdcc-output-handler-2 (name output time)
+  (message "Sending %s...(%s/%d)"
+	   (riece-ruby-property name 'riece-rdcc-request-file)
+	   (string-to-number output)
+	   (riece-ruby-property name 'riece-rdcc-request-size)))
+
+(defun riece-rdcc-exit-handler (name)
+  (message "Sending %s...done"
+	   (riece-ruby-property name 'riece-rdcc-request-file)))
 
 (defun riece-command-dcc-send (user file)
   (interactive
    (let ((completion-ignore-case t))
-     (list (completing-read
+     (list (riece-completing-read-identity
 	    "User: "
-	    (mapcar #'list (riece-get-users-on-server)))
+	    (riece-get-users-on-server (riece-current-server-name)))
 	   (expand-file-name (read-file-name "File: ")))))
-  (let* ((process-connection-type nil)
-	 (process (start-process "DCC" (generate-new-buffer " *DCC*")
-				 "ruby" "-rsocket")))
-    (process-send-string process
-			 (apply #'concat
-				(riece-rdcc-substitute-variables
-				 (riece-rdcc-substitute-variables
-				  riece-rdcc-send-program
-				  'address
-				  (if riece-rdcc-server-address
-				      (concat "'" riece-rdcc-server-address
-					      "'")
-				    "nil"))
-				 'file
-				 (concat "'" file "'"))))
-    (process-send-eof process)
-    (save-excursion
-      (set-buffer (process-buffer process))
-      (while (and (eq (process-status process) 'run)
-		  (progn
-		    (goto-char (point-min))
-		    (not (looking-at "\\([0-9]+\\) \\([0-9]+\\)"))))
-	(accept-process-output process))
-      (if (eq (process-status process) 'run)
-	  (let ((address (match-string 1))
-		(port (match-string 2)))
-	    (erase-buffer)
-	    (make-local-variable 'riece-rdcc-request-size)
-	    (setq riece-rdcc-request-file file
-		  riece-rdcc-request-size (nth 7 (file-attributes file)))
-	    (set-buffer-modified-p nil)
-	    (set-process-filter process #'riece-rdcc-server-filter)
-	    (set-process-sentinel process #'riece-rdcc-server-sentinel)
-	    (riece-send-string
-	     (format "PRIVMSG %s :\1DCC SEND %s %s %s %d\1\r\n"
-		     user (file-name-nondirectory file)
-		     address port
-		     riece-rdcc-request-size)))))))
+  (let ((name (riece-ruby-execute
+	       (riece-ruby-substitute-variables
+		riece-rdcc-send-program
+		(list (cons 'address
+			    (if riece-rdcc-server-address
+				(concat "'" riece-rdcc-server-address
+					"'")
+			      "nil"))
+		      (cons 'file
+			    (concat "'" file "'"))
+		      (cons 'block-size
+			    (number-to-string
+			     riece-rdcc-block-size)))))))
+    (riece-ruby-set-property name 'riece-rdcc-request-user user)
+    (riece-ruby-set-property name 'riece-rdcc-request-file file)
+    (riece-ruby-set-property name 'riece-rdcc-request-size
+			     (nth 7 (file-attributes file)))
+    (riece-ruby-set-output-handler name #'riece-rdcc-output-handler)
+    (riece-ruby-set-exit-handler name #'riece-rdcc-exit-handler)))
 
 (defun riece-rdcc-filter (process input)
   (save-excursion
     (set-buffer (process-buffer process))
-    (goto-char (point-max))
+    (erase-buffer)
     (insert input)
-    (message "Receiving %s from %s...(%d/%d)"
+    (let ((coding-system-for-write 'binary)
+	  jka-compr-compression-info-list jam-zcat-filename-list)
+      (write-region (point-min) (point-max) riece-rdcc-temp-file t 0))
+    (setq riece-rdcc-received-size (+ (buffer-size) riece-rdcc-received-size))
+    (process-send-string
+     process
+     (format "%c%c%c%c"
+	     (lsh riece-rdcc-received-size -24)
+	     (logand (lsh riece-rdcc-received-size -16) 255)
+	     (logand (lsh riece-rdcc-received-size -8) 255)
+	     (logand riece-rdcc-received-size 255)))
+    (message "Receiving %s from %s...(%s/%s)"
 	     (file-name-nondirectory riece-rdcc-request-file)
 	     riece-rdcc-request-user
-	     (1- (point))
-	     riece-rdcc-request-size)))
+	     (riece-rdcc-format-size riece-rdcc-received-size)
+	     (riece-rdcc-format-size riece-rdcc-request-size))
+    (if (= riece-rdcc-received-size riece-rdcc-request-size)
+	(set-process-filter process nil))))
 
 (defun riece-rdcc-sentinel (process status)
   (save-excursion
     (set-buffer (process-buffer process))
-    (unless (= (buffer-size) riece-rdcc-request-size)
+    (unless (= riece-rdcc-received-size riece-rdcc-request-size)
       (error "Premature end of file"))
     (message "Receiving %s from %s...done"
 	     (file-name-nondirectory riece-rdcc-request-file)
 	     riece-rdcc-request-user)
-    (let ((coding-system-for-write 'binary)
-	  jka-compr-compression-info-list jam-zcat-filename-list)
-      (write-region (point-min) (point-max) riece-rdcc-request-file)))
+    (condition-case nil
+	(progn
+	  (rename-file riece-rdcc-temp-file riece-rdcc-request-file)
+	  (delete-directory (file-name-directory riece-rdcc-temp-file)))
+      (file-already-exists
+       (error "Can't save %s.  Temporarily saved in %s"
+	      riece-rdcc-request-file riece-rdcc-temp-file))))
   (kill-buffer (process-buffer process)))
 
 (defun riece-rdcc-decode-address (address)
-  (with-temp-buffer
-    (call-process riece-rdcc-ruby-command nil t nil "-e"
-		  (apply #'concat
-			 (riece-rdcc-substitute-variables
-			  riece-rdcc-decode-address-program
-			  'address
-			  address)))
-    (buffer-substring (point-min) (1- (point-max)))))
+  (let ((name (riece-ruby-execute
+	       (riece-ruby-substitute-variables
+		riece-rdcc-decode-address-program
+		(list (cons 'address address)))))
+	response)
+    (while (equal (nth 2 (setq response (riece-ruby-inspect name))) "running")
+      (accept-process-output riece-ruby-process))
+    (riece-ruby-clear name)
+    (nth 1 response)))
 
 (defun riece-command-dcc-receive (request file)
   (interactive
@@ -230,8 +240,9 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
 		     (error "Invalid number"))
 		 (nth (1- number) riece-rdcc-requests))))
 	    (default-name (expand-file-name
-			   (nth 1 request) (or riece-rdcc-save-directory
-					       default-directory))))
+			   (convert-standard-filename (nth 1 request))
+			   (or riece-rdcc-save-directory
+			       default-directory))))
        (list request
 	     (expand-file-name
 	      (read-file-name
@@ -239,13 +250,27 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
 		       (file-name-nondirectory default-name) ") ")
 	       (file-name-directory default-name)
 	       default-name))))))
-  (let* (selective-display
+  (let* ((temp-file (expand-file-name
+		     (file-name-nondirectory file)
+		     (expand-file-name (make-temp-name "riece-rdcc")
+				       (if (featurep 'xemacs)
+					   (temp-directory)
+					 temporary-file-directory))))
+	 (orig-mode (default-file-modes))
+	 selective-display
 	 (coding-system-for-read 'binary)
 	 (coding-system-for-write 'binary)
-	 (process (open-network-stream
+	 process)
+    (unwind-protect
+	(progn
+	  (set-default-file-modes 448)
+	  ;; This may throw an error.
+	  (make-directory (file-name-directory temp-file)))
+      (set-default-file-modes orig-mode))
+    (setq process (open-network-stream
 		   "DCC" (generate-new-buffer " *DCC*")
 		   (riece-rdcc-decode-address (nth 2 request))
-		   (nth 3 request))))
+		   (nth 3 request)))
     (setq riece-rdcc-requests (delq request riece-rdcc-requests))
     (with-current-buffer (process-buffer process)
       (if (fboundp 'set-buffer-multibyte)
@@ -257,27 +282,52 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
       (make-local-variable 'riece-rdcc-request-file)
       (setq riece-rdcc-request-file file)
       (make-local-variable 'riece-rdcc-request-size)
-      (setq riece-rdcc-request-size (nth 4 request)))
+      (setq riece-rdcc-request-size (nth 4 request))
+      (make-local-variable 'riece-rdcc-temp-file)
+      (setq riece-rdcc-temp-file temp-file)
+      (make-local-variable 'riece-rdcc-received-size)
+      (setq riece-rdcc-received-size 0))
     (set-process-filter process #'riece-rdcc-filter)
     (set-process-sentinel process #'riece-rdcc-sentinel)))
 
+(defun riece-rdcc-format-size (size)
+  (if (< size 1024)
+      (format "%0.1f" size)
+    (setq size (/ size 1024.0))
+    (if (< size 1024)
+	(format "%0.1fKB" size)
+      (setq size (/ size 1024.0))
+      (if (< size 1024)
+	  (format "%0.1fMB" size)
+	(format "%0.1fGB" (/ size 1024.0))))))
+
 (defun riece-handle-dcc-request (prefix target message)
   (let ((case-fold-search t))
-    (when (string-match
-	   "SEND \\([^ ]+\\) \\([^ ]+\\) \\([^ ]+\\) \\([^ ]+\\)"
-	   message)
-      (let ((file (match-string 1 message))
-	    (address (match-string 2 message))
-	    (port (string-to-number (match-string 3 message)))
-	    (size (string-to-number (match-string 4 message)))
+    (when (and (get 'riece-rdcc 'riece-addon-enabled)
+	       (string-match
+		"SEND \\(\\([^ ]+\\)\\|\"\\(.+\\)\"\\) \\([^ ]+\\) \\([^ ]+\\) \\([^ ]+\\)"
+		message))
+      (let ((file (or (match-string 2 message)
+		      (match-string 3 message)))
+	    (address (match-string 4 message))
+	    (port (string-to-number (match-string 5 message)))
+	    (size (string-to-number (match-string 6 message)))
 	    (buffer (if (riece-channel-p target)
-			(riece-channel-buffer-name
-			 (riece-make-identity target riece-server-name))))
+			(riece-channel-buffer (riece-make-identity
+					       target riece-server-name))))
 	    (user (riece-prefix-nickname prefix)))
 	(setq riece-rdcc-requests
 	      (cons (list user file address port size)
 		    riece-rdcc-requests))
-	(riece-insert-change buffer (format "DCC SEND from %s\n" user))
+	(message "%s"
+		 (with-current-buffer (window-buffer (selected-window))
+		   (substitute-command-keys
+		    (format
+		     "Type \\[riece-command-dcc-receive] to receive"
+		     user))))
+	(riece-insert-change buffer (format "DCC SEND from %s: %s (%s)\n"
+					    user file
+					    (riece-rdcc-format-size size)))
 	(riece-insert-change
 	 (if (and riece-channel-buffer-mode
 		  (not (eq buffer riece-channel-buffer)))
@@ -285,11 +335,13 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
 	   riece-dialogue-buffer)
 	 (concat
 	  (riece-concat-server-name
-	   (format "DCC SEND from %s (%s) to %s"
+	   (format "DCC SEND from %s (%s) to %s: %s (%s)"
 		   user
 		   (riece-strip-user-at-host
 		    (riece-prefix-user-at-host prefix))
-		   (riece-decode-coding-string target)))
+		   (riece-decode-coding-string target)
+		   file
+		   (riece-rdcc-format-size size)))
 	  "\n")))
       t)))
 
@@ -299,10 +351,21 @@ puts(\"#{" address " >> 24 & 0xFF}.#{" address " >> 16 & 0xFF}.#{"
 (defvar riece-dialogue-mode-map)
 (defun riece-rdcc-insinuate ()
   (add-to-list 'riece-ctcp-additional-clientinfo "DCC")
-  (add-hook 'riece-ctcp-dcc-request-hook 'riece-handle-dcc-request)
+  (add-hook 'riece-ctcp-dcc-request-hook 'riece-handle-dcc-request))
+
+(defun riece-rdcc-uninstall ()
+  (setq riece-ctcp-additional-clientinfo
+	(delete "DCC" riece-ctcp-additional-clientinfo))
+  (remove-hook 'riece-ctcp-dcc-request-hook 'riece-handle-dcc-request))
+
+(defun riece-rdcc-enable ()
   (define-key riece-dialogue-mode-map "\C-ds" 'riece-command-dcc-send)
   (define-key riece-dialogue-mode-map "\C-dr" 'riece-command-dcc-receive))
 
+(defun riece-rdcc-disable ()
+  (define-key riece-dialogue-mode-map "\C-ds" nil)
+  (define-key riece-dialogue-mode-map "\C-dr" nil))
+
 (provide 'riece-rdcc)
 
 ;;; riece-rdcc.el ends here