Setting custom portlet titles in Liferay can be a little tricky. Changing the title via the portlet configuration in the frontend is easy but when it comes to reading the custom title property programmatically things seem to get a little messy. Setting the Title So, first of set your portlet title as usual via the […]
Tag: liferay
Determine Portlet IDs in Liferay
Sometimes you might need to dynamically determine the IDs of all portlets placed in certain pages. Here is how you can do it: That’s it!
Determine Portlet URL in Liferay
Since Liferay has a helper class for almost everything but finding the correct one sometimes costs more time than expected here is how you determine a portlet’s current URL: Hopefully this saves you some time 🙂
Setting Custom Timezones in Liferay
By default Liferay uses UTC as timezone. In order to set custom timezones you may choose from the following options: Create an EXT-Plugin Specify timezone in Tomcat’s setenv script EXT-Plugin Create an EXT-plugin (or use your existing one) and put system-ext.properties in extyour-extdocrootWEB-INFext-implsrc using the following setting: Be sure the deploy and restart Tomcat afterwards. […]
Setting Custom User Model Attributes in Liferay
Oftentimes you will need to extend Liferay’s built-in User model by adding custom attributes, such as a list of preferred settings. Fortunately, Liferay provides developers with an ExpandoBridge implementation to do so. Thus, in order to add custom attributes simply use the Custom Fields option via the Control Panel (or programmatically). Search for the User […]
Determining Absolute Path for FileEntry in Liferay
In case you are wondering how to determine the absolute path to FileEntry objects in Liferay (i.e. Document and Media Library elements) here is how it works. First, add the following to your portal-ext.properties: Then, to calculate the absolute path for a FileEntry use the following code: Note that in order to get the foldername […]
Dynamically determine Structure IDs in Liferay
When using multiple Web Content (aka JournalArticle) structures in Liferay managing their corresponding IDs via configuration files can become a tedious task. Luckily, there is an easy way to determine structure IDs dynamically based on their title, like the following code snippet demonstrates:
Determine latest version of Web Content in Liferay
Most of the time when using Liferay’s Web Content (i.e. JournalArticle) you will want to determine the latest version to be displayed to your users. The following code snippet shows a simple solution to do so:
Determine Path to Portlet Assets in Liferay JSP Files
When developing the front end (i.e. templates and JSP files) for portlets you will definitely at some want to include/reference custom assets, such as images. Luckily, in Liferay in order to determine the path to your portlet’s assets you only need to follow two steps. In your view.jsp (or any custom JSP file for that […]
Search Categories by Name or Vocabulary in Liferay 6+
When using categories (AssetCategory) for assets such as web content (i.e. JournalArticles) in Liferay one of the use cases you will most probably come across is to search for matching entries by name. Furthermore, as categories are made up of sets of vocabularies (AssetVocabulary) you might also want to search for categories matching certain vocabularies. […]
Add Email Verification to Registration Process in Liferay
By default users registering on a Liferay portals are assigned a randomly generated password and their accout is active immediately. Upon first login, users are then required to change their password. Well, to put it delicately, especially the second step in this registration process will definitely confuse some of your potential users since why do […]
Image Scaling in Liferay
Have you ever wondered if Liferay offer image scaling out of the box? Yes it does, you only need to enable this option! In portal-ext.properties add: The second property image.hook.impl sets the hook implementation to be used to trigger automatic data migration during an upgrade. Requesting Scaled Images Now in order to request scaled images […]