From ba490b2880eb10b198927c044133b35e02446bc7 Mon Sep 17 00:00:00 2001
From: pepper <peppersclothescult@gmail.com>
Date: Mon, 13 Jan 2014 18:15:20 -0800
Subject: fixed bugs in thumbnail_upload and added extra db check

---
 cgi-bin/thumbnail_upload | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)
 mode change 100755 => 100644 cgi-bin/thumbnail_upload

diff --git a/cgi-bin/thumbnail_upload b/cgi-bin/thumbnail_upload
old mode 100755
new mode 100644
index 96ba550..8ee9866
--- a/cgi-bin/thumbnail_upload
+++ b/cgi-bin/thumbnail_upload
@@ -25,6 +25,7 @@ my $aws_secret_access_key = "Dzlzh77U6n2BgQmOPldlR/dRDiO16DMUrQAXYhYc";
 my $sql_username = "asdfus";
 my $sql_dbname = "asdfus";         
 my $sql_passwd = "gTYgT&M6q";
+our $dbh = DBI->connect("DBI:mysql:$sql_dbname", $sql_username, $sql_passwd);
 
 #redis
 my $redis = Redis->new;
@@ -87,13 +88,27 @@ sub make_thumbnail_url{
   my $filename = shift;
   return sprintf("http://i.asdf.us/shader_thumb/%s", $filename);
 }
+sub check_db{
+  my $data_id = shift;
+  my $statement = 'select thumbnail_url from shaders where id = ?';
+  my $sth = $dbh->prepare($statement)
+    or die "Couldn't prepare statement: " . $dbh->errstr;
+  $sth->execute($data_id) 
+    or die "Couldn't execute statement: " . $sth->errstr;
+  my $data = $sth->fetchrow_hashref();
+  if ($sth->rows == 0) {
+    error( "No ids matched $data_id.");
+  }
+  $sth->finish;
+  return $data->{thumbnail_url}; 
+}
+
 sub add_to_db{
   my $thumbnail_url = shift;
   my $shader_id = shift;
-  our $dbh = DBI->connect("DBI:mysql:$sql_dbname", $sql_username, $sql_passwd);
-  unless($dbh){  return undef && print STDERR "Could not connect to database: $DBI::errstr"};
+  unless($dbh){  return undef && error( "Could not connect to database: $DBI::errstr")};
   my $execute = $dbh->do(
-    "UPDATE shaders set thumbnail_url = ? WHERE id = ?".
+    "UPDATE shaders set thumbnail_url = ? WHERE id = ?",
     undef,
     $thumbnail_url,
     $shader_id
@@ -142,6 +157,8 @@ sub main{
     $maxRequestLimit, $ENV{REMOTE_ADDR}, $time_now);
   my $filedata = get_postdata() || get_filedata();
   unless($filedata){ error("NO DATA RECIEVED") };
+  unless($IN->param('id')){ error("Shader id not specified") };
+  if (check_db($IN->param('id'))){ error("thumbnail already in database") };
   my $filesize = length($filedata);
   if ($filesize < 1) {
     error( "EMPTY FILE"); 
@@ -152,8 +169,9 @@ sub main{
   unless(upload_to_AmazonS3(sprintf("shader_thumb/%s",  make_filename()), $filedata)){
     error("UNABLE TO UPLOAD TO AMAZONS3");
   };
-  unless(add_to_db($IN->param('$id'))){
-    print STDERR "problem adding value to db";
+  unless(add_to_db($thumbnail_url, $IN->param('id'))){
+    print "can you see anything here???";
+    error( "problem adding value to db");
   }
   my $resp = {
     success => "true", 
-- 
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