April 2015
Intermediate to advanced
260 pages
5h 17m
English
In this chapter we’re going to start delving into the depths of the Gophr system. So far the work we’ve done has been about setting up the skeleton of a web application, which is much the same with all web apps―it’s important work but hardly scintillating. Now we’ll start diving into the interesting bits: uploading and displaying images.
Gophr will allow users to upload images either directly from their
computer or by providing a URL for the image, which we’ll then download and
store. Storing image information in a flat file isn’t the most performant
way of keeping information, so we’ll store the image meta data (rather than
the images themselves) in a MySQL database and use the
database/sql package. This will allow ...