Paperclip: validates_attachment_content_type always fails in IE 6 and 7 for jepg and png image

If you are using paperclip plugin for uploading images in your rails application and you are validating image format. Image format validation working in Firefox, safari but not in IE, even you are uploading image in correct format in IE then they showing error,  image format not correct. eg: validates_attachment_content_type :image, :message => 'Please upload … Continue reading Paperclip: validates_attachment_content_type always fails in IE 6 and 7 for jepg and png image

CMYK format images not displaying properly in IE 7

I am using paperclip plugin in my application for  uploading images. But when I am uploading CMYK format image  then this format image not displaying in IE7 properly. after some search I got the following solution and it's working. have added one line code in "paperclip" pluginn. Go to the  -  "vendor\plugins\paperclip\lib\paperclip\thumbnail.rb" On line no.64 … Continue reading CMYK format images not displaying properly in IE 7

Uploading multiple files with nginx upload module and upload progress bar

Uploading files 'efficiently' has also been a pain point in most apps. I finally got to experiment with: nginx upload module (http://www.grid.net.ru/nginx/upload.en.html) nginx upload progress module http://wiki.nginx.org/NginxHttpUploadProgressModule) and upload multiple files via paperclip. There are resources available for handing these individually but not together. I used references from here and here. It is advisable to … Continue reading Uploading multiple files with nginx upload module and upload progress bar