[PATCH v5 21/31] git-remote-mediawiki: Put long code into a subroutine

[Célestin Matte <celestin.matte@xxxxxxxxxx>]

Signed-off-by: Célestin Matte <celestin.matte@xxxxxxxxxx>
Signed-off-by: Matthieu Moy <matthieu.moy@xxxxxxxxxxxxxxx>
---
 contrib/mw-to-git/git-remote-mediawiki.perl | 56 ++++++++++++++++-------------
 1 file changed, 32 insertions(+), 24 deletions(-)

diff --git a/contrib/mw-to-git/git-remote-mediawiki.perl b/contrib/mw-to-git/git-remote-mediawiki.perl
index 7acbec8..52817ba 100755
--- a/contrib/mw-to-git/git-remote-mediawiki.perl
+++ b/contrib/mw-to-git/git-remote-mediawiki.perl
@@ -126,32 +126,10 @@ $wiki_name =~ s{[^/]*://}{};
 $wiki_name =~ s/^.*@//;
 
 # Commands parser
-my @cmd;
 while (<STDIN>) {
 	chomp;
-	@cmd = split(/ /);
-	if (defined($cmd[0])) {
-		# Line not blank
-		if ($cmd[0] eq "capabilities") {
-			die("Too many arguments for capabilities\n") if (defined($cmd[1]));
-			mw_capabilities();
-		} elsif ($cmd[0] eq "list") {
-			die("Too many arguments for list\n") if (defined($cmd[2]));
-			mw_list($cmd[1]);
-		} elsif ($cmd[0] eq "import") {
-			die("Invalid arguments for import\n") if ($cmd[1] eq "" || defined($cmd[2]));
-			mw_import($cmd[1]);
-		} elsif ($cmd[0] eq "option") {
-			die("Too many arguments for option\n") if ($cmd[1] eq "" || $cmd[2] eq "" || defined($cmd[3]));
-			mw_option($cmd[1],$cmd[2]);
-		} elsif ($cmd[0] eq "push") {
-			mw_push($cmd[1]);
-		} else {
-			print STDERR "Unknown command. Aborting...\n";
-			last;
-		}
-	} else {
-		# blank line: we should terminate
+
+	if (!parse_command($_)) {
 		last;
 	}
 
@@ -167,6 +145,36 @@ sub exit_error_usage {
     die "ERROR: git-remote-mediawiki module was not called with a correct number of parameters\n";
 }
 
+sub parse_command {
+	my ($line) = @_;
+	my @cmd = split(/ /, $line);
+	if (!defined @cmd) {
+		return 0;
+	}
+	if ($cmd[0] eq "capabilities") {
+		die("Too many arguments for capabilities\n")
+		    if (defined($cmd[1]));
+		mw_capabilities();
+	} elsif ($cmd[0] eq "list") {
+		die("Too many arguments for list\n") if (defined($cmd[2]));
+		mw_list($cmd[1]);
+	} elsif ($cmd[0] eq "import") {
+		die("Invalid arguments for import\n")
+		    if ($cmd[1] eq "" || defined($cmd[2]));
+		mw_import($cmd[1]);
+	} elsif ($cmd[0] eq "option") {
+		die("Too many arguments for option\n")
+		    if ($cmd[1] eq "" || $cmd[2] eq "" || defined($cmd[3]));
+		mw_option($cmd[1],$cmd[2]);
+	} elsif ($cmd[0] eq "push") {
+		mw_push($cmd[1]);
+	} else {
+		print STDERR "Unknown command. Aborting...\n";
+		return 0;
+	}
+	return 1;
+}
+
 # MediaWiki API instance, created lazily.
 my $mediawiki;
 
-- 
1.8.3.rc3.18.g21a7b2c

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