From 1fa0d8c0d35a38406ffecf4e49121abd44cea607 Mon Sep 17 00:00:00 2001
From: Steve Huntley <stephen.huntley@alum.mit.edu>
Date: Sun, 10 Dec 2006 06:18:50 +0000
Subject: [PATCH] 2006-12-10  Steve Huntley  <stephen.huntley@alum.mit.edu>

	* library/template/versionvfs.tcl: when time attribute is set,
	files created after set time are made invisible.
---
 ChangeLog                       |  5 +++++
 library/template/fishvfs.tcl    |  2 +-
 library/template/versionvfs.tcl | 11 +++++++----
 3 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 633bd58..f61dea4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-12-10  Steve Huntley  <stephen.huntley@alum.mit.edu>
+
+	* library/template/versionvfs.tcl: when time attribute is set,
+	files created after set time are made invisible.
+
 2006-11-14  Jean-Claude Wippler  <jcw@equi4.com>
 
 	* library/mkclvfs.tcl: removed, now part of the vlerq extension again
diff --git a/library/template/fishvfs.tcl b/library/template/fishvfs.tcl
index fd10b71..4680bbe 100644
--- a/library/template/fishvfs.tcl
+++ b/library/template/fishvfs.tcl
@@ -476,7 +476,7 @@ proc FileTransport {filename} {
 
 
 }
-# end namespace ::vfs::template
+# end namespace ::vfs::template::fish
 
 
 # Each transport procedure has its own namespace and Transport proc.
diff --git a/library/template/versionvfs.tcl b/library/template/versionvfs.tcl
index 6226581..9651256 100644
--- a/library/template/versionvfs.tcl
+++ b/library/template/versionvfs.tcl
@@ -5,7 +5,7 @@ versionvfs.tcl --
 
 Written by Stephen Huntley (stephen.huntley@alum.mit.edu)
 License: Tcl license
-Version 1.02
+Version 1.03
 
 A versioning virtual filesystem.  Requires the template vfs in templatevfs.tcl.
 
@@ -150,7 +150,6 @@ proc file_attributes {file {attribute {}} args} {
 	set latest [lindex [lindex [lsort [set allVersions [VersionsAll $path $relative]]] end] 0]
 	set acquired [lindex [split [set fileName [VAcquireFile $path $root $relative]] \;] 1]
 	if ![string first .&dir [file tail $fileName]] {::vfs::filesystem posixerror $::vfs::posix(ENOENT)}
-
 # process vfs-specific attributes:
 	if {($relative == {}) && ([string map {-keep 1 -project 1 -time 1} $attribute] == 1)} {
 		set attribute [string range $attribute 1 end]
@@ -171,11 +170,9 @@ proc file_attributes {file {attribute {}} args} {
 		if {$args == {}} {return [file tail $fileName]}
 		error "cannot set attribute \"-version_filename\" for file \"[file tail $relative]\": attribute is readonly"
 	}
-
 # check if current version is latest, if not disallow edit:
 	if {($args != {}) && ($acquired != {}) && ($latest != $acquired)} {::vfs::filesystem posixerror $::vfs::posix(EPERM)}
 	set returnValue [eval file attributes \$fileName $attribute $args]
-
 # collect values for vfs-specific attributes:
 	if {$attribute == {}} {
 		append returnValue " [list -versions $allVersions]"
@@ -473,6 +470,12 @@ proc VAcquireFile {path root relative {actualpath {}}} {
 		set projectLength [llength $tags]
 		if {($projectLength > 1) && !$projectMember} {return [file join $path $relative]}
 	}
+
+# if time tag value is before creation date of chosen version, make file invisible:
+	if {[info exists ::vfs::template::version::time($root)] && ([lindex [split $fileName \;] 1] > "$::vfs::template::version::time($root)000")} {
+		return [file join $path $relative]
+	}
+
 	if ![string first .&dir [file tail $relative]] {
 		set fileName [file join $path [file dirname $relative]]
 		return [file normalize $fileName]
-- 
2.23.0