[PATCH 4/4] mw-to-git: use git-credential's URL parser

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We can just feed our URL straight to git-credential and it
will parse it for us, saving us some code.

Signed-off-by: Jeff King <peff@xxxxxxxx>
---
 contrib/mw-to-git/git-remote-mediawiki | 32 ++++----------------------------
 1 file changed, 4 insertions(+), 28 deletions(-)

diff --git a/contrib/mw-to-git/git-remote-mediawiki b/contrib/mw-to-git/git-remote-mediawiki
index b06f27b..c9ac416 100755
--- a/contrib/mw-to-git/git-remote-mediawiki
+++ b/contrib/mw-to-git/git-remote-mediawiki
@@ -163,32 +163,6 @@ while (<STDIN>) {
 
 ## credential API management (generic functions)
 
-sub credential_from_url {
-	my $url = shift;
-	my $parsed = URI->new($url);
-	my %credential;
-
-	if ($parsed->scheme) {
-		$credential{protocol} = $parsed->scheme;
-	}
-	if ($parsed->host) {
-		$credential{host} = $parsed->host;
-	}
-	if ($parsed->path) {
-		$credential{path} = $parsed->path;
-	}
-	if ($parsed->userinfo) {
-		if ($parsed->userinfo =~ /([^:]*):(.*)/) {
-			$credential{username} = $1;
-			$credential{password} = $2;
-		} else {
-			$credential{username} = $parsed->userinfo;
-		}
-	}
-
-	return %credential;
-}
-
 sub credential_read {
 	my %credential;
 	my $reader = shift;
@@ -216,7 +190,9 @@ sub credential_write {
 sub credential_run {
 	my $op = shift;
 	my $credential = shift;
+	my $url = shift;
 	my $pid = open2(my $reader, my $writer, "git credential $op");
+	print $writer "url=$url\n" if defined $url;
 	credential_write($credential, $writer);
 	print $writer "\n";
 	close($writer);
@@ -246,10 +222,10 @@ sub mw_connect_maybe {
 	$mediawiki = MediaWiki::API->new;
 	$mediawiki->{config}->{api_url} = "$url/api.php";
 	if ($wiki_login) {
-		my %credential = credential_from_url($url);
+		my %credential;
 		$credential{username} = $wiki_login;
 		$credential{password} = $wiki_passwd;
-		credential_run("fill", \%credential);
+		credential_run("fill", \%credential, $url);
 		my $request = {lgname => $credential{username},
 			       lgpassword => $credential{password},
 			       lgdomain => $wiki_domain};
-- 
1.7.10.5.40.g059818d
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