13
votes
How can execute batch api over cron jobs
You don't. Batch API is to do long-running processing with user-interaction.
For cron, you either use Queue API or you just process for N seconds/things in your hook_cron() implementation, and in both ...
- 83.5k
12
votes
Cron drupal 8 for my module?
A modified example from cron_example module. This doesn't concern the interval the cron tasks are set in cron.
This is important, as you will probably set another cron tasks sooner or latter with ...
- 535
9
votes
Accepted
How can execute batch api over cron jobs
Instead of using Cron API you could provide your own custom Drush command and implement Batch API there. And then execute this Drush command using your server's crontab.
Following comes a sample ...
- 1,545
9
votes
Accepted
How to implement a cron job for every minute and every 5 minutes?
hook_cron()
The engine will then call the hook whenever a cron run happens, as
defined by the administrator.
In other words, hook_cron gets executed after a cron run happens. So if you have ...
- 31.6k
7
votes
Programmatically get the results of a view
You can not get the value of field directly from row result.
You can get it by accessing to the entity like the following:
Option1
foreach ($view->result as $id => $result) {
$node = $...
- 7,288
6
votes
How to check if an item exists in a Queue?
Add this function:
/**
* Adding item to queue.
*
* @param string $queue_id
* The name of the queue to work with.
* @param array $item_data
* Arbitrary data to be associated with the new task ...
- 180
6
votes
How can I automate the "Clear Cache" everyday?
Despite you saying it didn't work with cron, I would suggest using cron in some way. :)
The CacheFlush module claims to allow configuration of this via its UI (although I haven't used it so cannot ...
- 14.7k
6
votes
What is the mechanism behind class comments?
The class comments are Annotations :
What is Annotation mean ?
In general according to techopedia.com
Annotation is a term used in computer programming to refer to documentation and comments that ...
- 7,288
5
votes
Use hook_cron to send daily mail but I get 4~5 the same mail every day?
D7, I struggled a lot, this is what i did, works perfect, following modules are required: Job shcheduler, Rules, and optionally Rules switch user, i use core cron; make a custom module 'MYMODULE' and ...
- 1,578
5
votes
How to get list of cron tasks?
For Drupal 8/9, you can simply use the following command:
drush php-eval 'var_dump(\Drupal::moduleHandler()->getImplementations("cron"))'
- 51
5
votes
Accepted
Cron tasks don't work: Could the Domain Access module be the cause?
The error is coming obviously from these lines of code in the cron settings form, when it tries to build the cron link:
$cron_url = $this->url('system.cron', ['key' => $this->state->get('...
- 102k
5
votes
Accepted
What is the relationship between hook_cron() and hook_cron_queue_info()?
The relationship is they are 2 independent hooks that can be used in conjunction with one another depending on what the task is.
hook_cron(): Provides a means to supply a custom function to respond ...
- 26.9k
4
votes
Accepted
How to clear form cache automatically?
There are several method to clear the cache_form automatically.
Use optimizedb module
There is well-known issue with fast-growing table cache_form. This
table stores Drupal form cache and it ...
- 22.2k
4
votes
Drush command to run cron won't work in Crontab
I ran into a similar issue multiple times. I think in all cases cron was running a different version of php. To fix I ended up having to define my php path in my drush call:
*/5 * * * * /usr/local/...
- 3,497
4
votes
Programmatically get the results of a view
In my case, the '$result->_entity' was empty, so I had to get the value from the '$result->_object' :
function YOUR_THEME_preprocess_views_view__YOUR_VIEW_ID(array &$variables): void {
foreach (...
- 61
4
votes
What is the mechanism behind class comments?
Those are called annotations, and in this context, they are used for plugin discovery.
This:
cron = {"time" = 60}
Signifies a property of the QueueWorker annotation; specifically QueueWorker::$cron,...
- 168k
4
votes
Accepted
How many temporary files will be deleted on every cron run?
Yes, the query is set to 100 items per cron run. You can see the associated code for it in file_cron().
$fids = Drupal::entityQuery('file')
->accessCheck(FALSE)
->condition('status', ...
- 939
3
votes
Delete directory from private folder programatically?
Interesting. Did you try using the following functions? I think one of them should work:
file_unmanaged_delete_recursive
drupal_rmdir
Make sure that PHP has permission to delete the directories. To ...
- 3,127
3
votes
Accepted
Delete directory from private folder programatically?
Note that glob('*') ignores all hidden files by default. This means it does not return files that start with a dot (e.g. .file). If you want to match those files too, you can use {,.}* as the ...
- 2,847
3
votes
Accepted
Execute system cron manually
To execute just the system_cron() hook, the easiest way is with drush
$ drush php-eval 'system_cron();'
This will start a PHP process, boostrap Drupal, and run the input. Note that this will run ...
- 38.1k
3
votes
How to run a cron queue programmatically?
For one of my project, this worked for me :-
$queue_machine_name = 'sync_product_list';
$queue = \Drupal::queue($queue_machine_name);
$queue_worker = \Drupal::service('plugin.manager.queue_worker')-&...
- 51
3
votes
EntityFieldQuery doesn't work correctly in hook_cron
Another workaround is running the query as user 1:
$query->entityCondition('entity_type', 'node')
->propertyCondition('type', array('order_status'))
->propertyCondition('status', 1)
...
- 410
3
votes
how to make cron run once at specific time per day?
This is an old question, but I recently had to implement a similar feature in Drupal 8, so this might be helpful to others.
Guarantee that a cron task runs exactly once per day, as close to a ...
- 2,436
3
votes
Accepted
How to force cron to use config saved during a SimpleTest?
As commented, you were missing the save call in the test.
That means that the change is only in the runtime object returned by getEditable() and since get() and getEditable() do not share the static ...
- 83.5k
3
votes
Accepted
sql-dump failing when run as cron
After much frustration I have resolved the issue and will post the answer in case it is of use.
Cron seems to not always have access to the same PATH information as when a normal user - or even root -...
- 1,293
3
votes
How to use cron to delete nodes of a content type that does not allow deletion by anonymous users
Not sure if you want to consider using it, but the Rules switch user module might be an acceptable compromise. Some details about it (from its project page):
This module adds two new Rules actions:
...
- 36k
3
votes
Accepted
How do I set up Search API index as cron task?
You are right insofar as a node will only get reindexed when it is updated. Someone viewing the node isn't seen as an update, so incrementing the number of views won't cause the node to be reindexed.
...
- 4,073
3
votes
Accepted
Why is this property of the Cron service initialized in this manner?
It's backward compatibility.
Strictly speaking, constructors are excluded from BC, but the reality is that it is fairly common that one has to override them to inject additional dependencies.
The ...
- 83.5k
3
votes
Ensure that all Cron jobs work correctly
Maybe.
Considering there are 20 cron jobs and they all run 15 times a day and you’re using advanced queue, I would make sure to test in your production environment timeouts and memory issues.
...
- 1,018
3
votes
Accepted
Finding nodes that have not been indexed
The status of node indexing is based on the search_dataset. This table stores content keyword blobs and their associated sid, the primary key for the content's keyword (i.e. the nid). When compared/...
- 26.9k
Only top scored, non community-wiki answers of a minimum length are eligible