Questions tagged [model]
For questions regarding Models used in software to manage the data, logic and rules of the application.
66
questions
0
votes
2answers
51 views
Run model function in view file to insert default value into sql
I am new to Joomla and received a half-done component. It is a mostly database-dependent component. The component consists of a SQL file that inserts all the data and is able to display it. I am ...
2
votes
3answers
114 views
Model not found when from a controller
In a controller, I am trying to load the model, but I have the following error:
Call to a member function getSearchURL() on bool
So the getModel() is returning false. This is the code of my ...
0
votes
2answers
32 views
Bring featured articles to the front of the articles retrieved by ArticlesModel
How can I bring the featured articles to the front of the articles array retrieved by the ArticlesModel?
I know I can change the ordering via this line:
$model->setState('list.ordering', $ordering);...
0
votes
1answer
23 views
Add fields to the articles retrieved by ArticlesModel
In my module i get the articles via this way:
$model = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));
$model->setState('params', JFactory::getApplication(...
1
vote
0answers
60 views
Joomla 4: ID state of last saved row not available via $this->getState($this->getName() . '.id')
So i have a strange effect when trying moving a MVC component of mine to Joomla 4. I could break it down to a very simple test.
If you look at the \libraries\src\MVC\Model\AdminModel.php file around ...
1
vote
1answer
86 views
How to use JDate / HTMLHelper inside model?
So I have this component (built with JCB) where I need to display a saved datetime from the db (without seconds, but that's not my focus right now). Because of some limitations, I cannot simply ...
3
votes
3answers
195 views
Dynamically removing single JForm option
I'm working on a small component and depending on $someoption I need to remove a certain option from the JForm. So for example if $someoption == 1 then I need to remove this option <option value="1"...
2
votes
2answers
55 views
How to remember User State settings when returnng to a Site View?
I have a fairly straightforward front end List display with pagination and headings that can sort columns and navigate to a different page number and everything works as expected. The URL for the page ...
2
votes
1answer
131 views
Sharing a model between two views in a component
I have one model I'd like to use for two different views. This is the only model these two views will require.
I'm subclassing Joomla\CMS\MVC\Controller\BaseController and I'd like to use its display ...
0
votes
1answer
40 views
Change boolean field in JModelList table like "published"
Joomla 3.9.10.
I have custom component. In admin panel I show items list from one DB table with JModelList.
models/mycom.php:
class MyComModelMyCom extends JModelList {
public function getItems()...
2
votes
1answer
60 views
Why are methods randomly placed in models as well as controllers in Joomla
I am quite new in Joomla. I have now understood the components, modules, templates thing and can also build modules and simple components.
But the one thing that has always confused me in Joomla is ...
1
vote
1answer
84 views
Adding multiple Models into a component.
in my component Centros I have the view and model for Hospitals, working fine.
I want to call a general model. general.php located in the models folder.
class CentrosModelGeneral extends JModelItem
...
0
votes
1answer
98 views
Is it possible to check if a method or function exists in the component controller?
I have a custom component that will be using various AJAX calls, based on outside settings.
How can I load "this" controller from the View or Model to determine if a method/function exists, i.e. PHP ...
1
vote
1answer
48 views
Joomla getting items via model wrong data type
I'm trying to retrieve articles from a particular category to display it as a part of some module located on the homepage. So I set states for model and retrieved the items via:
$items = $model->...
3
votes
1answer
79 views
Component getList cache not loading/saving
I've built a custom component, and I'm trying to make it a bit faster, and while I was rooting through model core files I saw that their getItems() uses a caching to reduce DB queries:
$store = $this-...
2
votes
1answer
370 views
Component in module. addModelPath doesn't seem to work
I am trying to display a component in a module which seems to work using this example
http://www.escope.cz/en/blog/94-how-to-load-component-in-a-module
I am now facing a problem where my model isn't ...
1
vote
1answer
518 views
Custom dynamic fields - SimpleXMLElement in model and data info fields
Good morning,
I have a question. I create my own fields in my own component. I'm using the "SimpleXMLElement" class. The form generates via getForm work perfectly:
$newfieldset = new ...
5
votes
1answer
486 views
Why does Joomla have both models and tables?
In classic MVC, you have models that loosely corresponds to the underlying database tables. Why would Joomla need both models and tables?
Edit
Some quotes from provided links:
In summary, the model ...
0
votes
1answer
817 views
How do I save Repeatable data in my component model?
I've used Repeatable fields in component Options in the past, and am now trying to use that field type in a Form within my component, but the values are not being saved.
Using Firebug, I can see that ...
1
vote
1answer
399 views
Problems with ajax call in component
I am developing a joomla component.
I added a drag and drop uploader with ajax.
When a file is uploaded, a confirmation-mail should be sent.
I get the right item of the database with $id = $app->...
0
votes
1answer
305 views
Can a model display itself within the view of a different model?
This isn't a question about getting model data into another view. I can create a huge form with data from multiple models. But, is that necessary? Can a model display its view within the context of ...
1
vote
1answer
750 views
How to get xml form values in Joomla 2.x?
I'm working on custom Joomla MVC component for Joomla 2.x. I have a .xml file for custom menu item type. I need to get the value_field from it to tell the view what to show from database. I tried and ...
7
votes
2answers
4k views
How to call a model method from a system plugin?
I have a component ('com_foo') which has a model called 'foobar'. The class declaration is like this:
class FooModelbar extends JModelItem
This class has a public method called getFooBar().
I also ...
1
vote
1answer
64 views
What is the proper way to handle models that use other models in MVC?
I'm developing my first component and I'm not sure how to best handle models that use other models from a design and implementation standpoint. For instance, I have a contact model (person or business)...
1
vote
1answer
1k views
Form-Validation in Frontend
I'm trying to get my component ready for frontend-action. There are some forms that are filled by the user - but of course I have some fields that need specific values (int, float, ...) and some ...
0
votes
0answers
965 views
Model/Controller: get id of current item and use it in controller
I got a view in my component's frontend, which catches data from model using the ID of the element:
protected function populateState($ordering = null, $direction = null)
{
$app = ...
0
votes
1answer
695 views
Insert value to custom field using getForm (setFieldAttribute)
I would like to add some data to a form field I declared in my forms.xml. This form field is a custom form field which is declared like this:
<fields name = "userdata">
<fieldset name = "...
2
votes
2answers
617 views
Check a form field for duplicates before saving
I have a custom component where the user can add some data. Here are the two relevant fields:
<field
name="title"
type="text"
label="Title"
description="Please enter a title"
...
1
vote
0answers
41 views
$mymodel->publish($id, $state) returns "false" when calling it via CLI - on Web it returns true
I got a little problem: I would like to publish an item with some "different" states (1,0,2,-2,-1).
I'm doing this this way:
if(empty($this->getErrors()))
{
$tableitem->store();
$...
1
vote
1answer
2k views
Joomla 3 Backend Pagination Showing Full Results Instead
I'm creating a new component and have followed the Joomla 3 MVC tutorial (details) but cannot get pagination to work. Interestingly, when I implement the HelloWorld component linked in that tutorial, ...
1
vote
1answer
2k views
JModelLegacy $model->setState('list.limit', 6); not limit list
Am using JModelLegacy to get records , everthing works fine . however when setting limit with $model->setState('list.limit', 6); its not limiting the records below is my code :
$model = ...
1
vote
1answer
2k views
Jmodel get articles of an attribute
I'd like to get articles of a certain attribute, how do I achieve it.
Below is a code I get to get an article of an id:
jimport('joomla.application.component.model');
JModel::addIncludePath(...
2
votes
1answer
977 views
Correct / Best way of calling model methods inside view.html.php
Which is the correct/best method of calling model methods inside view.html.php.
Method 1
$mydata = $this->get('MyData') ;
Method 2
$model = $this->getModel() ;
$mydata = $model->getMyData(...
2
votes
1answer
445 views
getListQuery: Get values from another method
I would like to extend my getListQuery-method. At the moment I choose data from mysql like this:
$query->select(*);
$query->from('`#__hero_invoices` AS a');
// Join over the invoice-data
$...
5
votes
1answer
1k views
Override com_users model function save
Is it possible to override the com_users save function?
This is what I tried so far...
<?php
echo JPATH_SITE.'/components/com_users/models/profile.php';
require_once JPATH_SITE.'/components/...
1
vote
2answers
521 views
Model should load data from another table and create associative array
I would like to extend my learning-component that I'm writing. For this reason I'm creating a little ticketing-system which fetches mail from IMAP and saves attachments if they have a specific ...
3
votes
2answers
442 views
A foreign key field not updating as NULL
I am having a field 'leavepack_id' in a table with the below table definition
CREATE TABLE IF NOT EXISTS `#__position` (
`position_id` int(11) NOT NULL AUTO_INCREMENT,
`leavepack_id` int(9) ...
0
votes
3answers
1k views
Store data to other table and get the id
I'm using a method to store information in another table. This is how I'm doing that:
public static function CreateMail($userid, $title, $state = 1)
{
$maildata['userid'] = $userid;
...
1
vote
1answer
426 views
Clear model state when saving new item
I am writing some code to upload a list of entries from a CSV file and process them. I am using a foreach loop to cycle through each of them, however, the save function of the model is pulling the ...
1
vote
3answers
696 views
getUserState() return array where as getItem() return JObject
I am facing a problem with the function loadFormData where there is check whether to pull data from the session or from the table.
protected function loadFormData() {
// Check the session for ...
1
vote
1answer
120 views
Get installation-date of Joomla and/or of a component?
I would like to get the installation-date of my joomla-installation and/or of any component by writing a new method in a model of my component.
How could I solve this?
4
votes
2answers
1k views
Join an existing table with a generated table of dates and count rows for each date?
I would like to use this complex mysql query in my joomla model to generate a timeline and count entries within a specific date range.
My SQL Query is:
SELECT T.calendar, COUNT(DATE(M.date)) as ...
2
votes
1answer
1k views
How to load 3rd party component's model to my custom component?
I want to load 3rd party component's model to my custom created component. I tried following:
JLoader::import('joomla.application.component.model');
JLoader::import( 'manufacturer', ...
