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Merge pull request #3606 from g4b0/patch-5

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Update versioning.md
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Ingo Schommer 2014-11-07 08:08:36 +13:00
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docs/en/topics/versioning.md
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@ -186,6 +186,10 @@ from the `Controller` class.
## Recipes
It can be useful to add the variable `$SilverStripeNavigator` somewhere into the template, since it allows you to put a mini "admin" bar on the page which isn't visible to non editors. It shows the current stage and provides a convenient CMS link and version changing link.
Keep in mind that `$SilverStripeNavigator` is only available on ContentController, so useful when the Versioned extension is applied to SiteTree (default), and not when it's applied to DataObject.
### Trapping the publication event
Sometimes, you'll want to do something whenever a particular kind of page is published. This example sends an email