Questions tagged [development]
This tag is for question about the development of features or extensions in Joomla.
356
questions
1
vote
2answers
53 views
How to use SQL statements not supported by JDatabaseQuery
Recently, I have needed to use some SQL statements that are not supported by the JDatabaseQuery class, specifically REPLACE INTO and INSERT IGNORE. The only way that I am able to get something to ...
2
votes
1answer
45 views
How to open a new window/tab or modal from within a component
I am trying work out how I can pop up a modal or open a new window or tab when selecting a button on a form that processes the form and passes to another extension? I can't seem to find any examples ...
1
vote
1answer
42 views
Restrict access to your paid extension
Our company is wanting to deploy a pro and free version of our extension onto JED. Is there any way that I can prevent people with the free version from hacking to get the pro version? I would like to ...
0
votes
0answers
14 views
Implementing CSRF protection with Techjoomla's API plugin
I am writing an API and I want it to check that the data that has been entered came from a valid user session on my website.
The API uses Techjoomla's API Plugin.
When I send a 'POST' request to my ...
1
vote
0answers
19 views
Form With Buttons That Don't Submit Data
I am trying to make a page that performs various functions in vanilla Javascript.
One of the functions involves submitting form data to Joomla.
However the issue I have is that Following the following ...
0
votes
0answers
20 views
1146 Error when creating custom table
I have created a secondary user table to store other information in the Joomla database. However, when I try to insert information into that table, I get this error.
1146
Table 'database.#__vvuser' ...
1
vote
1answer
41 views
How to use Openlayers transpiled Javascript code in my own extension (a “bundle”)
I am developing a Joomla 3.x content plugin to display Openlayer maps in articles based on @Robbie Jacksons excellent tutorial at https://docs.joomla.org/J3.x:Developing_an_MVC_Component/Adding_a_Map ...
3
votes
3answers
140 views
Multilingual site where several countries share the same language
I'm making a multilingual site where I'm using Spanish, English, German, and others.
I have already made several multi-language sites and I am familiar with the process but in this case, my client ...
2
votes
2answers
49 views
Reroute all emails to developer / debug address
I am trying to intercept outgoing emails from joomla and reroute them to my email address for development and testing. Ideally I could set up a toggle under Global Configuration > Server > Email ...
0
votes
1answer
34 views
How to write Joomla functionality that writes image data directly to the browser?
I am in the process of writing Joomla functionality that will produce JPEG-images on the fly using Imagick and GD. It is supposed to be used in Joomla articles like this:
<IMG src="/index.php?...
0
votes
0answers
26 views
Combine a custom module and component
I have inherited some custom components and modules for development. One module depends on one component very heavily. Is it possible to combine these two into one installable package? If so, how?
0
votes
0answers
18 views
What is best practice for inserting the link for custom fields in third party extensions
If I want to integrate custom fields into my Joomla 4 extension, then I have to change the database so that a link appears in the administrator menu, right?
For example like here: https://github.com/...
0
votes
1answer
17 views
Reason for parameter for using custom fields in configuration
In the Joomla Core Extensions we have a parameter for selecting if custom fields are used in an extension or not. For example here: https://github.com/joomla/joomla-cms/blob/staging/administrator/...
3
votes
1answer
49 views
How to replace deprecated Joomla classes with VS Code?
Is there a way to conveniently replace deprecated Joomla classes with VS Code. I do have the PHP CodeSniffer (with Joomla Coding standards) and Intelephense extensions, although I am not sure if ...
0
votes
1answer
118 views
How can I generate a stubs file for Joomla?
I'd like to develop Joomla components with VS Code.
With PHP Intelephense enabled, all my file show errors because I use Joomla classes and functions. (And it would also be convenient to have auto ...
1
vote
1answer
35 views
DPDocker and Joomla
I'm new to Docker. I tested https://github.com/Digital-Peak/DPDocker. I was able to implement things quickly with the component https://github.com/Digital-Peak/DPAttachments.
Now I'm in the process of ...
1
vote
2answers
74 views
Use addScriptOptions for multiple modules on same page
I am passing some params to JS in my custom module using the addScriptOptions provided by Joomla:
$document->addScriptOptions("mod_mymodule", $params));
This works fine, as long as there ...
1
vote
1answer
571 views
Pass PHP variables to CSS?
I want to pass some variables to my css, without using inline styles. During some research I found different sources pointing to the same solution. For example here on the Joomla forum.
Basicly they ...
0
votes
1answer
59 views
Joomla php function which prints the pagename
Is there a php function to insert in the template which prints the name of the menu item of the displayed page?
0
votes
1answer
55 views
Creating a Library with multiple classes within a single file
I am trying to incorporate an external application as a library within Joomla which I have done before on a couple of occasions, however in this case there is a single .php file with about 20 classes ...
1
vote
1answer
42 views
Problem accessing database from front end of a component
I am currently working on a component which will display "events", stored in a database, on a map (filterable by location, category, date etc...). My first step is to display a simple report of the ...
1
vote
1answer
198 views
In front end of component use the Admin controller and model to delete records
I would like some help in using the delete() methods of the AdminController and AdminModel when in a front end list view to avoid duplicating code unnecessarily.
I have a listing of records in a ...
1
vote
1answer
69 views
What is the different between JPlugin and \Joomla\CMS\Plugin\CMSPlugin
I was learning plugin development when I came across this.
so for some plugin, I see
class pluginA extends JPlugin
for some others, I see
class plgGantryEasyblog extends \Joomla\CMS\Plugin\...
1
vote
0answers
42 views
List every contact including the ones in subcategories
I need a phone book with all people of the organization, but also need a separated phone book for each department. We have a "Main" category, with a few subcategories. I cannot duplicate the personal ...
1
vote
0answers
95 views
FieldsPlugin onCustomFieldsPrepareDom $field on save different on front and backend
I currently develop a FieldPlugin for myself. I noticed some things and don't understand them fully right now. My plugin works in the backend perfect, but raises errors on the frontend, so I did some ...
3
votes
1answer
53 views
Why is my plugin not hooking into events?
I have a plugin that looks like this:
class plgExtensionLogInstall extends JPlugin
{
function onExtensionAfterInstall($installer, $extensionId)
{
JLog::add("Extension installed: ".$...
1
vote
2answers
75 views
How to remove excerpts in joomla articles
On my homepage, I am listing all my blog posts from a category. I don't want to show there any excerpt of articles neither full article instead of a title and featured image. How can I achieve that?
0
votes
1answer
34 views
Remove tag association when deleting an item in own component
I followed the MVC Tutorial from Joomla as close as possible to create my own component. I included Joomlas Tags system within my component using the Observer technique in the JTable class
class ...
4
votes
1answer
120 views
Get form input in custom field
I'm currently working on a custom field, where I manually add a checkbox to a file upload field.
PDF Upload field
In onContentBeforeSave I want to read this checkbox to decide what to do with the ...
0
votes
1answer
77 views
Accessing path to tmp directory in my component
How can I access in a custom component the full path to tmp directory configured in the Joomla configuration? I have changed the tmp directory to be outside of the Joomla! installation.
0
votes
1answer
42 views
How to write a complex installer script for a component?
I would like to ask the user some questions in a dialog way during installation of my component. As far as I know, this could be done in the preflight method. But I am not sure how to do user ...
2
votes
2answers
162 views
How to configure Eclipse Project for Joomla Component Development
I like to develop a fresh Joomla Component for Joomla 3.x in Eclipse and created therefore a simple PHP project.
The problem I have is now how to setup the correct "include path", so that the basic ...
0
votes
2answers
124 views
Getting post installation script to run for a module
I've a module that I want to run a script post installation, post update etc.
I think this can be done by adding a script.php into the module zip file and then calling it in the installation file.
&...
1
vote
1answer
294 views
From outside of a component how to change a parameter
In a system plugin, I am using the onAfterRoute event to change a single parameter from a 3rd party component before being loaded.
public function onAfterRoute()
{
if ('com_abc' == JFactory::...
2
votes
2answers
660 views
Using external PHP library and defined('_JEXEC') or die;
I want to use hatemile-for-php library (https://github.com/hatemile/hatemile-for-php) in my plugin.
As I am only ever using this library within this one plugin, I included it in the plugin folder ...
1
vote
3answers
59 views
Develop a System Plugin with Sample Data for Options
I'm in the process of developing a system plugin. In the options is a subform-field (repetable), which contains several fields. In the "default" of the subform I can specify a record.
a) How can I ...
3
votes
1answer
2k views
How to write a query with GROUP BY and ORDER BY using Joomla's query methods?
I have the following query that I need to convert to Joomla using JDatabase. This query executes as intended in the phpMyAdmin.
SELECT `id`, DATE_FORMAT(`estEventDate`, '%b %Y') AS estDate, COUNT(`id`...
2
votes
1answer
61 views
MVC what stage sets a task if none provided
I am trying to understand Joomla's MVC logic. please help me figure out the processing of the task
Unedited code from a Joomla package has the front end article edit form with the task field, but its ...
1
vote
1answer
376 views
How can I add custom user field values to an article?
I have created a custom user field named "Gender".
How can I show this field in an article?
I can only manage to show: username, name, email and User Id
Here is my current Sourcerer code to access ...
1
vote
1answer
371 views
in Joomla 3.8 default search tools do not respond in my own component and cannot set and get state of the filters
I try to get some help from you to spot what I am doing wrong (what I am missing) on applying search tools and filters in the admin of Joomla 3.8 in my own component.
I am pulling my hairs out since ...
0
votes
1answer
51 views
How do you start new project design implementation? [closed]
You choose the framework and extension for your new website project and actually all is set. The designer sends you some Photohop files with new design.
I tried to find online some instruction what ...
1
vote
1answer
82 views
Get whole POST with JREQUEST_ALLOWHTML
In order to get the whole POST I do
$app = JFactory::getApplication();
$jinput = $app->input;
$data = $jinput->getArray($_POST);
that works ok.
But I want to apply the filter ...
1
vote
2answers
429 views
Change user default language programmatically
In a custom component I'm making, I need the user, in his private area, to choose the default language for the web.
It is a custom form, and I already render the language selector, but I don´t know ...
2
votes
1answer
513 views
Reload admin form after save field in database
In a custom component I need the user in the edit view of an item to be able to load a field in the editor field through modal and ajax.
The case is the user can fill an editor field from a text ...
1
vote
1answer
419 views
file upload in admin backend - custom component
In my custom component/admin, in the item edit template I am trying to let the user upload a file.
The problem is that the file is not being passed in my save function. There is not even in the array ...
1
vote
1answer
655 views
Get com_contacts item by id?
I need to get a com_contacts item the same way Joomla does (so I can re-use a template for example). I know I can get the item by querying the database directly, but that won't prepare things the same ...
1
vote
1answer
130 views
Why does the truncateTable() method create an empty string for a query and fail to delete rows?
I have the following code attempting to truncate a table. The Joomla documentation makes me believe this will work, but it does not. What am I missing?
$db = JFactory::getDbo();
truncate_query = $db-&...
4
votes
1answer
39 views
How is the relationship between template styles and menus stored in Joomla 3.x?
I'm working on a tool that imports content for a new language. As part of that process, I'm creating a copy of a template style specific to the new language. After making a copy of the template style ...
7
votes
2answers
163 views
Errors de-crypting libsodium encrypted values from database
I've been implementing some encryption at rest in one of our Joomla components, but keep getting a couple of errors when de-crypting the values when they're written and read from a database.
So I ...
3
votes
1answer
95 views
Component Development PHP Version Check
I've been developing a component, and have been trying to find some information, to no avail, of having my component perform a check of the PHP version before install. If PHP is greater than 7, then ...
