From e288f1b955a311b357e2c6546f1578079bb897cf Mon Sep 17 00:00:00 2001
From: iliajie <gpg@ilia.engineer>
Date: Sat, 20 May 2023 12:01:57 +0300
Subject: [PATCH] Revert recent changes to add on the PR instead
 https://github.com/webmin/webmin/issues/1907#issuecomment-1555642036

---
 updown/fetch.cgi | 64 +++++-------------------------------------------
 1 file changed, 6 insertions(+), 58 deletions(-)

diff --git a/updown/fetch.cgi b/updown/fetch.cgi
index 0c42790cc..b17bf2588 100755
--- a/updown/fetch.cgi
+++ b/updown/fetch.cgi
@@ -80,65 +80,14 @@ if ($ENV{'PATH_INFO'}) {
 		if (!$fetch_show) {
 			print "Content-Disposition: Attachment\n";
 			}
-		# Stat file
-		my @st = stat($file);
-		my $fsize = $st[7];
-
-		# Get and analyze the file contents first
-		my $fdata = "";
-		my $dangertypes = $type =~ /html|xml|pdf/i;
-		my $htmltype    = $type =~ /html/i ? 1 : 0;
-		my $pdftype     = $type =~ /pdf/i ? 'pdf' : 0;
-		my $bsize =
-		    $dangertypes ? $fsize : &get_buffer_size_binary();
-		while(read(FILE, $buffer, $bsize)) {
-			if ($dangertypes) {
-				my $buffer_filtered = &filter_javascript($buffer, $pdftype);
-				# If content was changed upon filtering
-				if ($buffer_filtered ne $buffer) {
-					# For text simply return filtered but
-					# tell user that it was filtered out
-					if ($htmltype) {
-						# Add a banner showing content was changed
-						my $prefdata =
-							&ui_alert_box($text{'ui_jsblocked'}, 'danger');
-						# Pass filtered content with the banner
-						# Insert the banner in HTML body
-						if ($buffer_filtered =~ s/(<body.*?>)/$1$prefdata/) {
-							$fdata = $buffer_filtered;
-							}
-						else {
-							# Insert the banner to the top of HTML doc
-							$fdata = "$prefdata$buffer_filtered";
-							}
-						# Update content length
-						$fsize = length($fdata);
-						}
-					# For no text files simply force
-					# download if file was altered
-					else {
-						# Force send it
-						$type = "application/octet-stream";
-						print "Content-Disposition: Attachment\n";
-						# Pass original content
-						$fdata = $buffer;
-						}
-					}
-				# Buffere was not changed, just pass it as is
-				else {
-					$fdata = $buffer;
-					}
-				}
-			else {
-				$fdata .= $buffer;
-				}
-			}
-		close(FILE);
-
-		print "Content-length: $fsize\n";
+		@st = stat($file);
+		print "Content-length: $st[7]\n";
 		print "X-Content-Type-Options: nosniff\n";
 		print "Content-type: $type\n\n";
-		print "$fdata";
+		while(read(FILE, $buffer, &get_buffer_size_binary())) {
+			print("$buffer");
+			}
+		close(FILE);
 		}
 
 	# Switch back to root
@@ -170,4 +119,3 @@ else {
 		&redirect("fetch.cgi".$file);
 		}
 	}
-