From 3dcbb3251f815eb43b7d38c4e005375fb6976cbb Mon Sep 17 00:00:00 2001
From: jake <jake@jakes-mail.top>
Date: Wed, 1 Nov 2023 10:16:24 -0400
Subject: fix bug that cut files short (wasn't hot flushing and then file
 handle closed before perl saw a newline) and make truncate less spooky

yoink naughty file
---
 neocitiesfs.pl | 33 ++++++++++++++++++---------------
 1 file changed, 18 insertions(+), 15 deletions(-)

diff --git a/neocitiesfs.pl b/neocitiesfs.pl
index 048f37a..c9c0225 100755
--- a/neocitiesfs.pl
+++ b/neocitiesfs.pl
@@ -279,6 +279,7 @@ sub e_write {
 		($files{$dirs}{$file}{fh}, $files{$dirs}{$file}{fn}) = tempfile();
 	}
 	my $fh2 = $files{$dirs}{$file}{fh};
+	$fh2->autoflush( 1 ); # perl doesnt 'print line' until it sees "\n" normally
 	seek $fh2, $off, 0;
 	print $fh2 $buf;
 	
@@ -287,8 +288,6 @@ sub e_write {
 }
 
 sub e_flush {
-	### @_
-	### %files
 	my ($path, $_fh) = @_;
 	my ($dirs, $file) = get_path_and_file($path);
 	if (exists $files{$dirs}{$file}{fh}) {
@@ -296,8 +295,8 @@ sub e_flush {
 		my $res = write_to_neocities($dirs, $file, $fn, 1);
 		close $files{$dirs}{$file}{fh};
 		delete $files{$dirs}{$file}{fh};
-		delete $files{$dirs}{$file}{fn};
 		unlink $files{$dirs}{$file}{fn};
+		delete $files{$dirs}{$file}{fn};
 		return res_errno($res, 0);
 	}
 }
@@ -307,15 +306,21 @@ sub e_not_implimented { return -ENOSYS; }
 sub e_lie_implimented { return 0; }
 
 sub e_truncate {
-	my ($path, $how_much) = @_;
+	my ($path, $length) = @_;
 	my ($dirs, $file) = get_path_and_file($path);
 	return -ENOENT if ! exists $files{$dirs}{$file};
-	### XXX DRAGONS HERE
-	my $path_to_thing = $mountpoint ."/$path";
-	### $path_to_thing
-	open my $fh, '>', $path_to_thing or return -ENOENT;
-	truncate $fh, $how_much;
-	close $fh;
+
+	if ($length == 0) { # truncate entire file
+		e_write($path, '');
+		my $res = e_flush($path);
+		return $res;
+	}
+	else {
+		e_write($path, e_read($path,0,0), 0, 0);
+		truncate $files{$dirs}{$file}{fh}, $length;
+		my $res = e_flush($path);
+		return $res;
+	}
 	return 0;
 }
 
@@ -485,20 +490,18 @@ sub res_errno {
 sub write_to_neocities {
 	my ($dirs, $file, $buffer, $is_buf_fn) = @_;
 	defined $is_buf_fn or $is_buf_fn = 0;
+
 	
 	my $ua = Mojo::UserAgent->new();
 	my $asset; 
 	if (! $is_buf_fn) {
-		### write_to_neocities
-		### buf _IS NOT_ fn
 		$asset = Mojo::Asset::Memory->new->add_chunk($buffer);
 	}
 	else {
-		### write_to_neocities
-		### buf _IS_ fn
 		$asset = Mojo::Asset::File->new(path => $buffer);
 	}
 
+
 	my ($tx, $res);
 	if ($pass) {
 		$tx = $ua->post("https://$user:$pass\@neocities.org/api/upload" => 
@@ -540,5 +543,5 @@ Fuse::main(
 	chown  =>"main::e_not_implimented",
 	chmod  =>"main::e_not_implimented",
 	threaded=>0,
-	debug=>1,
+	#debug=>1,
 );
-- 
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