A lot of people are using QGIS Cloud as a service with ready to use QGIS webclient. It’s very easy to publish data and share maps in this way. But QGIS Cloud has more power under the hood. A not so obvious feature of QGIS Cloud is the option to share your data via Web Feature Service (WFS) and manage them via Web Feature Service Transactional (WFS-T). “The basic Web Feature Service allows querying and retrieval of features. A transactional Web Feature Service (WFS-T) allows creation, deletion, and updating of features” (Wikipedia). With WFS-T you have full access to your vector data for editing over the web. Since QGIS Server includes WFS-T functionality, you can manage and edit your data served by QGIS Cloud from every client supporting WFS-T. In addition, with QGIS Cloud Pro you have the option to control access to your published WFS.
How to setup a QGIS Cloud WFS-T in few steps:
- Setup a QGIS Project containing the data you like to pubish as WFS-T
- Load local vector data of your choice to your project.
- Define vector layers you wish to publish and set the appropriate settings for them in the following way:
- open the Project Properties -> OWS Server tab.
- scroll to the WFS-Capabilities section and setup the appropriate settings. Tick Published, Update, Insert and Delete for every layer you want to publish.
- additionally you can set the published fields of every layer in the Layer Properties -> Fields tab.
- Publish the project on QGIS Cloud.
- save the project. (If you don’t have installed the QGIS Cloud plugin, than install it from the official QGIS Plugin Repository)
- open the QGIS Cloud plugin and log in your QGIS Cloud account. (If you don’t have a QGIS Cloud account, sign up a new account).
- upload the local data to your QGIS Cloud database (if you don’t have a QGIS Cloud database, create one from the QGIS Cloud plugin).
- publish the project via QGIS Cloud plugin.
- that’s it!
Have a look at the Services tab of the QGIS Cloud Plugin. There you will find the URL for Public WMS. Your just created WFS has the same URL. Now you can start working with WFS and WFS-T.
Working with WFS-T in QGIS Desktop
You can access your WFS-T with QGIS or any other client which supports WFS and WFS-T. As an example here we show how to access WFS with QGIS Desktop:
- Open the QGIS WFS Server connections dialog (Layer -> Add WFS Layer … ).
- Add a new connection
- Give the connection a name of your choice and add the above created URL
- Click connect and you will see the just published WFS layers
- Add one or more of them to your project
Thus you have set the Update, Insert and Delete options for the WFS, these layers can be edited in QGIS like any other editable layer.
All the services published under QGIS Cloud Free are public and accessible by everyone. If you need resctricted access , you can order the QGIS Cloud Pro plan.
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