55
votes
How to update magento2 from 2.0.0 to 2.0.2
Updating/Upgrading to Magento 2.0.2 (via composer)
php bin/magento maintenance:enable
composer require magento/product-community-edition 2.0.2 --no-update
composer update
rm -rf var/di var/generation
...
- 5,293
34
votes
Magento 2.3 use of `db_schema_whitelist.json` file in etc directory of each module
The db_schema_whitelist.json file is a way of telling Magento which tables and columns it can safely alter using the db_schema.xml file. It was added to preserve backward compatibility and will be ...
- 1,468
32
votes
Magento2 - How to get JSON response from Controller
If you want to send JSON response from a controller then you have to inject \Magento\Framework\Controller\Result\JsonFactory class to __construct().
See:
/**
* @var \Magento\Framework\...
- 77.2k
32
votes
Magento 2.3 use of `db_schema_whitelist.json` file in etc directory of each module
db_schema_whitelist.json file provides a history of all tables, columns, keys added with declarative schema. It can be generated manually or created automatically with the following command :
php bin/...
- 17.3k
20
votes
Accepted
How to update magento2 from 2.0.0 to 2.0.2
The recommended way in the documentation is via admin:
System > Web Setup Wizard > System Upgrade.
(http://devdocs.magento.com/guides/v2.0/comp-mgr/upgrader/upgrade-start.html)
You must have ...
- 6,227
19
votes
Magento2: How to convert JSON to Array of nested objects
\Magento\Framework\Json\Helper\Data is deprecated since Magento 100.2.0
You could use \Magento\Framework\Serialize\Serializer\Json instead.
Ie.
public function __construct(
\Magento\...
- 2,410
18
votes
How do I get a response from REST API in JSON format in Magento 2?
Below are the custom api module with key pair value
To get JSON response, in client set Response headers to "Content-Type: application/json; charset=utf-8"
and if you need key pair value that is in ...
- 8,701
14
votes
How to update magento2 from 2.0.0 to 2.0.2
Just upgraded successfully to Magento 2.2.6 through composer:
composer require magento/product-community-edition 2.2.6 --no-update
Change the version accordingly e.g. 2.2.6
composer update
rm -rf ...
- 2,998
12
votes
how to create grid using ui component with multi table(JOIN) in magento2?
You can display values from join two tables by using below model resource collection class function
Add below function to your model resource collection function
protected function _initSelect()
...
- 15.8k
11
votes
json encode in magento 2
Nowadays, the recommended dependency to inject would be the \Magento\Framework\Serialize\SerializerInterface.
- 1,609
9
votes
How do I get a response from REST API in JSON format in Magento 2?
Response format (XML or JSON) is selected based on Accept header, set it to application/json on the client side.
- 13.7k
9
votes
how to create grid using ui component with multi table(JOIN) in magento2?
Add _initSelect method to Collection.php file in Vendorname\Modulename\Model\ResourceModel\Quote\collection.php With below code
IMPORTANT: Please add addFilterToMap to initSelect Moethod Otherwise ...
- 487
8
votes
Magento 1.9.3.3 - How do you return a JSON array from a controller to ajax
use this one.
public function suburbSearchAction()
{
/* Get Suburb text from POST Request */
$suburbNameQuery = $this->getRequest()->getParam('inputSuburbData');
/*...
- 2,054
8
votes
Accepted
JSON request to controller giving error invalid form key
Try this
Add form key in your form
<input name="form_key" type="hidden" value="<?php echo $block->getFormKey();?>">
To get the controller url.
$this->...
- 2,470
7
votes
Unexpected end of JSON input after cache cleaned
I had this problem, and I identified that
I had left some cms block with the field
data-mage-init = {
that is,
without closing the tag } json
6
votes
Magento 2.3 use of `db_schema_whitelist.json` file in etc directory of each module
Magento 2 versions from 2.3 have a replacement for traditional install/upgrade schema which is used to maintain the database structure.
From Magento 2 version 2.3, they have introduced the declarative ...
- 2,919
5
votes
Accepted
Magento2 : API Stock update
Using this documentation : Magento Commerce for B2B v2.2, I was able successfully create API calls for the stockItem.
This is a PUT operation, make sure that you get the correct item_id for that ...
- 324
4
votes
How do I get a response from REST API in JSON format in Magento 2?
Use a cURL :
$URL = curl_init( $www );
curl_setopt( $URL, CURLOPT_HEADER, 0 );
curl_setopt( $URL, CURLOPT_CUSTOMREQUEST, "GET" );
curl_setopt( $URL, CURLOPT_RETURNTRANSFER, true );
...
- 465
4
votes
Accepted
How can i get image url with proper path?
Try this :
$media = Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_MEDIA);
$imageUrl = $media.'catalog/product/'. $product['image'];
- 6,256
4
votes
how to create grid using ui component with multi table(JOIN) in magento2?
Using the comments above, I've added the join to the Grid in a pretty simple and straightforward way. To have the joined tables, you cannot use Virtual type tables. So, that's how you make it happens
...
- 580
4
votes
Convert model collection to json_encode
Try this:
$result = $collections->toArray();
return json_encode($result);
or
$result = $collections->getData();
return json_encode($result);
- 1,303
4
votes
Accepted
Magento 2: how to debug json error
The only JSON.parse command in main.js is in the getData function; specifically, at Line 52:
45 function getData(el) {
46 var data = el.getAttribute(dataAttr);
...
50 return {
51 el: el,
52 ...
4
votes
Accepted
js-translation.json fails to generated
Use this command :
Please set Vendor= Your vendor name and Theme= Your theme name for frontend
php bin/magento setup:static-content:deploy --theme=Vendor/Theme en_US
php bin/magento setup:static-...
- 1,225
4
votes
Accepted
How to avoid using php://input?
Assuming $this->request is an instance of Magento\Framework\App\Request\Http, you can use the code below to get the JSON post body.
$json = $this->request->getContent();
$data = json_decode($...
- 4,582
4
votes
Accepted
Magento 2 WebAPI json encode
Problem Summary: You have a PHP Array and you want to return it as a JSON Object. When you return your PHP Array, it gets converted to a JSON Array, which does not support non-sequential keys. So your ...
- 351
3
votes
How to update magento2 from 2.0.0 to 2.0.2
You can upgrade Magento 2 version via admin panel or from terminal area Upgrade
:
Admin Area Upgrade
Navigate to System > Web Setup Wizard > System Upgrade
Terminal Area Upgrade
Before you start ...
- 341
3
votes
How do I get a response from REST API in JSON format in Magento 2?
I'd recommend using a light REST client over a browser. If you have chrome installed just install the "postman extension". There you can choose in which representation you want to see the answer.
- 389
3
votes
Accepted
Magento 2: Intercept controller's JSON response
Class \Magento\Framework\Controller\Result\Json has two public methods for work with data. You can add plugin on their methods to modify json related data:
class \MyVendor\MyModule\Controller\Result\...
- 20.8k
3
votes
How echo json data in a Magento controller on a valid way?
End your action with this.
$this->getResponse()->setBody(
Mage::helper('core')->jsonEncode(your data here)
);
return;
- 198k
3
votes
Accepted
How to get json data on frontend controller in magento2?
You could use regular JSON response class:
use Magento\Framework\App\Action\Action;
use Magento\Framework\App\Action\Context;
use Magento\Framework\App\ResponseInterface;
class Test extends Action
{
...
- 15.8k
Only top scored, non community-wiki answers of a minimum length are eligible