Skip to main content

Posts

Showing posts from June, 2020

Updating Sitecore Image alt text

One of the most important conditions of making a site accessible is to make sure that all images on the site have the alt field with some value that describes the image. The simplest update we can make to Sitecore is to have the alt field automatically get the image file name. That way even if content authors forget to fill the alt field, it is pre-filled with the file name. To do this just add $name to the alt field in the standard value of an image
[/sitecore/templates/System/Media/Unversioned/Image/__Standard Values]

This is all good for an future images that gets uploaded to Sitecore. But what about all the existing images. For that we can write a PowerShell script (see below) to get all images in the Sitecore image folder that have empty alt tags. Export that to a csv file.

$pathOfImages = "master:/sitecore/media library/MyImages" $images = Get-ChildItem -Path $pathOfImages -Language * -Recurse | Where-Object { ($_.Fields["Alt"] -ne $null) -and ($_.Fields[&quo…