[PATCH 5/5] make askpass_prompt a global prompt method for asking users

[Sven Strickroth <sven.strickroth@xxxxxxxxxxxxxxx>]

Signed-off-by: Sven Strickroth <email@xxxxxxxxxx>
---
 git-svn.perl |   37 ++++---------------------------------
 perl/Git.pm  |   43 +++++++++++++++++++++++++++++++------------
 2 files changed, 35 insertions(+), 45 deletions(-)

diff --git a/git-svn.perl b/git-svn.perl
index 2c99aaa..1f30dc2 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -4360,12 +4360,7 @@ prompt:
 	my $options = $may_save ?
 	      "(R)eject, accept (t)emporarily or accept (p)ermanently? " :
 	      "(R)eject or accept (t)emporarily? ";
-	$choice = Git->askpass_prompt("Certificate unknown. " . $options);
-	if (!defined $choice) {
-		print STDERR $options;
-		STDERR->flush;
-		$choice = lc(substr(<STDIN> || 'R', 0, 1));
-	}
+	$choice = substr(Git->prompt("Certificate unknown. " . $options) || 'R', 0, 1);
 	if ($choice =~ /^t$/i) {
 		$cred->may_save(undef);
 	} elsif ($choice =~ /^r$/i) {
@@ -4382,13 +4377,7 @@ prompt:
 sub ssl_client_cert {
 	my ($cred, $realm, $may_save, $pool) = @_;
 	$may_save = undef if $_no_auth_cache;
-	my $filename = Git->askpass_prompt("Client certificate filename:");
-	if (!defined $filename) {
-		print STDERR "Client certificate filename: ";
-		STDERR->flush;
-		chomp($filename = <STDIN>);
-	}
-	$cred->cert_file($filename);
+	$cred->cert_file(Git->prompt("Client certificate filename: "));
 	$cred->may_save($may_save);
 	$SVN::_Core::SVN_NO_ERROR;
 }
@@ -4411,12 +4400,7 @@ sub username {
 	if (defined $_username) {
 		$username = $_username;
 	} else {
-		$username = Git->askpass_prompt("Username");
-	}
-	if (!defined $username) {
-		print STDERR "Username: ";
-		STDERR->flush;
-		chomp($username = <STDIN>);
+		$username = Git->prompt("Username: ");
 	}
 	$cred->username($username);
 	$cred->may_save($may_save);
@@ -4425,20 +4409,7 @@ sub username {

 sub _read_password {
 	my ($prompt, $realm) = @_;
-	my $password = Git->askpass_prompt($prompt);;
-	if (!defined $password) {
-		print STDERR $prompt;
-		STDERR->flush;
-		require Term::ReadKey;
-		Term::ReadKey::ReadMode('noecho');
-		while (defined(my $key = Term::ReadKey::ReadKey(0))) {
-			last if $key =~ /[\012\015]/; # \n\r
-			$password .= $key;
-		}
-		Term::ReadKey::ReadMode('restore');
-		print STDERR "\n";
-		STDERR->flush;
-	}
+	my $password = Git->prompt($prompt, 1);
 	$password;
 }

diff --git a/perl/Git.pm b/perl/Git.pm
index c6b3e11..acc00b4 100644
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -58,7 +58,7 @@ require Exporter;
                 command_output_pipe command_input_pipe command_close_pipe
                 command_bidi_pipe command_close_bidi_pipe
                 version exec_path html_path hash_object git_cmd_try
-                remote_refs askpass_prompt
+                remote_refs prompt
                 temp_acquire temp_release temp_reset temp_path);


@@ -512,30 +512,49 @@ C<git --html-path>). Useful mostly only internally.
 sub html_path { command_oneline('--html-path') }


-=item askpass_prompt ( PROMPT)
+=item prompt ( PROMPT , ISPASSWORD )

-Asks user using *_ASKPASS programs and return answer from user.
+Asks user using *_ASKPASS programs or terminal the prompt C<PROMPT> and return answer from user.

 Checks if GIT_ASKPASS or SSH_ASKPASS is set, and use first matching for querying
 user and returns answer.

 If no *_ASKPASS variable is set, the variable is empty or an error occours,
-it returns undef and the caller has to ask the user (e.g. on terminal).
+the querying the user using terminal is tried. If C<ISPASSWORD> is set and true,
+the terminal disables echo.

 =cut

-sub askpass_prompt {
-	my ($self, $prompt) = _maybe_self(@_);
+sub prompt {
+	my ($self, $prompt, $isPassword) = _maybe_self(@_);
+	my $ret;
 	if (exists $ENV{'GIT_ASKPASS'}) {
-		return _askpass_prompt($ENV{'GIT_ASKPASS'}, $prompt);
-	} elsif (exists $ENV{'SSH_ASKPASS'}) {
-		return _askpass_prompt($ENV{'SSH_ASKPASS'}, $prompt);
-	} else {
-		return undef;
+		$ret = _prompt($ENV{'GIT_ASKPASS'}, $prompt);
 	}
+	if (!defined $ret && exists $ENV{'SSH_ASKPASS'}) {
+		$ret = _prompt($ENV{'SSH_ASKPASS'}, $prompt);
+	}
+	if (!defined $ret) {
+		print STDERR $prompt;
+		STDERR->flush;
+		if (defined $isPassword && $isPassword) {
+			require Term::ReadKey;
+			Term::ReadKey::ReadMode('noecho');
+			while (defined(my $key = Term::ReadKey::ReadKey(0))) {
+				last if $key =~ /[\012\015]/; # \n\r
+				$ret .= $key;
+			}
+			Term::ReadKey::ReadMode('restore');
+			print STDERR "\n";
+			STDERR->flush;
+		} else {
+			chomp($ret = <STDIN>);
+		}
+	}
+	return $ret;
 }

-sub _askpass_prompt {
+sub _prompt {
 	my ($self, $askpass, $prompt) = _maybe_self(@_);
 	unless ($askpass) {
 		return undef;
-- 
Best regards,
 Sven Strickroth
 ClamAV, a GPL anti-virus toolkit   http://www.clamav.net
 PGP key id F5A9D4C4 @ any key-server
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