paperclip

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What is the best way to have image uploading and cropping in a rails app?

I want to upload an image to a model and then crop it.开发者_如何学Go I tried using paperclip with jcrop, but I can not figure it out. Any other options out there? Dragonfly + jcrop.[详细]

2023-03-25 03:13 分类：问答
base64 decoding by paperclip in rails 3

I am developing a server backend for my i开发者_JAVA技巧phone application. I need to upload a picture from my Iphone app to the rails server[详细]

2023-03-25 01:01 分类：问答
Paperclip & RMagick - 3-page thumbnail of PDF and renaming

开发者_如何转开发I want to upload pdf file, and create (as a separate file) a thumbnail image with first 3 pages of the pdf aligned horizontally.[详细]

2023-03-25 00:25 分类：问答
Moving Paperclip S3 attachments on Heroku

I\'m trying to do something very simple using Heroku, Paperclip and S3 - set one model\'s attachment to equal another\'s.[详细]

2023-03-25 00:18 分类：问答
Rails example applications or plugins/gems for doing photo album in multiple files upload?

I would like to know is there any开发者_如何学JAVA Rails example applications or plugins/gems for doing photo albums in multiple file upload? It could have basic functionality like create/edit a album[详细]

2023-03-24 11:59 分类：问答
Paperclip- validate pdfs with content_type='application/octet-stream'

I was using paperclip for file upload. with validations as below: validates_attachment_content_type :upload, :content_type=>[\'application/pdf\'],[详细]

2023-03-24 08:07 分类：问答
after cropping image, S3 doesn't store all image sizes

I storing images using paperclip + S3 has_attached_file :image, :whiny => false, :styles => { :large => \"550x340>\",[详细]

2023-03-23 13:43 分类：问答
Error messages don't show Paperclip validations error messages

I have two models nested with accepts_nested_attributes_for : class Place < ActiveRecord::Base # Relations..[详细]

2023-03-23 10:19 分类：问答
Is there a way to blacklist extensions in Paperclip?

I have an app that must accept almost every file type except those known to be malitious (ie exe, dll, bat, etc).I am using Paperclip and am wondering if there is a way to do this.Following the commit[详细]

2023-03-23 06:28 分类：问答
How come files uploaded to S3 via URL have no extension?

I\'ve got picture uploads working with s3 on heroku no problem. I also have a method that enables users to upload from a web-address.[详细]

2023-03-23 04:10 分类：问答