[pinentry] Upgrade pinentry-wrapper to handle corner cases better

[branto]

commit a6e2a0ad61c4e5d0f53eb0db99a384f162c25910
Author: Boris Ranto <branto at redhat.com>
Date:   Tue Aug 12 11:42:06 2014 +0200

    Upgrade pinentry-wrapper to handle corner cases better

 pinentry-wrapper |   87 +++++++++++++++++++++++++++++-------------------------
 pinentry.spec    |    6 +++-
 2 files changed, 52 insertions(+), 41 deletions(-)
---
diff --git a/pinentry-wrapper b/pinentry-wrapper
old mode 100644
new mode 100755
index f3a3e33..281bc6b
--- a/pinentry-wrapper
+++ b/pinentry-wrapper
@@ -2,74 +2,81 @@
 
 # Copyright (c) 2006 SUSE LINUX Products GmbH, Nuernberg, Germany.
 # Copyright (c) 2009 Fedora Project
+# Copyright (c) 2014 Red Hat
 # This file and all modifications and additions to the pristine
 # package are under the same license as the package itself.
 #
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via http://bugzilla.redhat.com/
 #
 # Anna Bernathova <anicka at novell.com> 2006
 # Pavel Nemec <pnemec at novell.com> 2006
 # Rex Dieter <rdieter at fedoraproject.org> 2009
+# Pavol Rusnak <prusnak at novell.com> 2009
+# Boris Ranto <branto at redhat.com> 2014
 #
-# use proper binary (pinentry-qt, pinentry-gtk-2 or pinentry-curses) 
-
-if [ -z "$PINENTRY_BINARY" ]; then
+# use proper binary (pinentry-qt4, pinentry-qt, pinentry-gtk-2 or pinentry-curses)
 
 kde_running=
-if [ -n "$KDE_FULL_SESSION" ]; then
+arg=
+display=
+# look for a --display option
+for opt in "$@"; do
+    if [ "$opt" = "--display" ]; then
+        arg=1
+    elif [ -n "$arg" ]; then
+        display="$opt"
+    else
+        arg=
+    fi
+done
+
+# export DISPLAY if pinentry is meant to be run on a different display
+# check the KDE_FULL_SESSION variable otherwise
+if [ -n "$display" -a "$DISPLAY" != "$display" ]; then
+    export DISPLAY="$display"
+elif [ -n "$KDE_FULL_SESSION" ]; then
     kde_running=1
-elif [ -n "$DISPLAY" ]; then
+    kde_ver="$KDE_SESSION_VERSION"
+fi
+
+# Check for presence of xprop binary
+type xprop >/dev/null 2>/dev/null
+XPROP=$?
+
+if [ -n "$DISPLAY" -a $XPROP -eq 0 ]; then
     xprop -root | grep "^KDE_FULL_SESSION" >/dev/null 2>/dev/null
     if test $? -eq 0; then
         kde_running=1
-    fi
-else
-    arg=
-    display=
-    for opt in "$@"; do
-        if [ "$opt" = "--display" ]; then
-            arg=1
-        elif [ -n "$arg" ]; then
-            display="$opt"
-        else
-            arg=
-        fi
-    done
-    if [ -n "$display" ]; then
-        DISPLAY="$display" xprop -root | grep "^KDE_FULL_SESSION" >/dev/null 2>/dev/null
-        if test $? -eq 0; then
-            kde_running=1
-        fi
+        kde_ver="`xprop -root | sed -n 's/KDE_SESSION_VERSION(CARDINAL) = //p'`" 2>/dev/null
     fi
 fi
 
+# if a user supplied a pinentry binary, use it
+if [ -n "$PINENTRY_BINARY" ];
+then
+	export PINENTRY_BINARY="$PINENTRY_BINARY"
+# if KDE is detected and pinentry-qt4 exists, use pinentry-qt4
+elif [ -n "$kde_running" -a "$kde_ver"x = 4x -a -x /usr/bin/pinentry-qt4 ]
+then
+	export PINENTRY_BINARY="/usr/bin/pinentry-qt4"
 # if KDE is detected and pinentry-qt exists, use pinentry-qt
-if [ -n "$kde_running" -a -x /usr/bin/pinentry-qt ]
+elif [ -n "$kde_running" -a -x /usr/bin/pinentry-qt ]
 then
 	export PINENTRY_BINARY="/usr/bin/pinentry-qt"
 # otherwise test if pinentry-gtk-2 is installed
-elif [ -x /usr/bin/pinentry-gtk-2 ] 
+elif [ -n "$DISPLAY" -a -x /usr/bin/pinentry-gtk-2 ]
 then
 	export PINENTRY_BINARY="/usr/bin/pinentry-gtk-2"
-# otherwise test if pinentry-qt4 is installed
-elif [ -x /usr/bin/pinentry-qt4 ]
+# otherwise test if pinentry-qt4 exists although KDE is not detected
+elif [ -n "$DISPLAY" -a -x /usr/bin/pinentry-qt4 ]
 then
-        export PINENTRY_BINARY="/usr/bin/pinentry-qt4"
+	export PINENTRY_BINARY="/usr/bin/pinentry-qt4"
 # otherwise test if pinentry-qt exists although KDE is not detected
-elif [ -x /usr/bin/pinentry-qt ]
+elif [ -n "$DISPLAY" -a -x /usr/bin/pinentry-qt ]
 then
 	export PINENTRY_BINARY="/usr/bin/pinentry-qt"
+# pinentry-curses is installed by default
 else
-	#test if gui binary is required
-	for opt in "$@"; do
-		if [ "x$opt" = "x--display" ]; then
-		        # should not happen because of package dependencies
-			echo "Please install pinentry-gui" >&2
-			exit 1
-		fi
-	done
 	export PINENTRY_BINARY="/usr/bin/pinentry-curses"
 fi
-fi
-
 exec $PINENTRY_BINARY "$@"
diff --git a/pinentry.spec b/pinentry.spec
index 98066f7..404e4b8 100644
--- a/pinentry.spec
+++ b/pinentry.spec
@@ -1,7 +1,7 @@
 
 Name:    pinentry
 Version: 0.8.3
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: Collection of simple PIN or passphrase entry dialogs
 
 # qt & qt4 subpackage have different license, see subpackage definitions
@@ -126,6 +126,10 @@ fi
 
 
 %changelog
+* Tue Aug 12 2014 Boris Ranto <branto at redhat.com> - 0.8.3-6
+- fix bogus dates
+- upgrade pinentry-wrapper to handle corner cases better
+
 * Wed Jul 30 2014 Tom Callaway <spot at fedoraproject.org> - 0.8.3-5
 - fix license handling