Decoupling entity validations from entity forms
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The document is a presentation by Kunal Kursija discussing the decoupling of entity validations from entity forms in Drupal. It covers various concepts including validation rules and logic, use of Symfony's validator component, and provides a demo on adding constraints to entity fields. The presentation also includes links for feedback and additional resources.
![axelerant.com 4
The Story So Far…
hook_form_alter()
hook_form_FORM_ID_alter()
hook_form_BASE_FORM_ID_alter()
@kunalkursija https://2020.drupalmanila.org/
$form['#validate'][] = 'decoupled_validations_movie_trailer_link_validate';](https://image.slidesharecdn.com/decouplingentityvalidationsfromentityforms-200426075334/85/Decoupling-entity-validations-from-entity-forms-4-320.jpg)
Decoupling entity validations from entity forms
- 1. axelerant.com 1 Decoupling Entity-Validations From Entity-Forms @kunalkursija https://2020.drupalmanila.org/
- 2. axelerant.com 2 Hello! I am Kunal Kursija • Mumbai, India • Drupal Engineer - @axelerant • Twitter: @kunalkursija • Drupal: https://www.drupal.org/u/kunalkursija • LinkedIn: https://www.linkedin.com/in/kunalkursija/ @kunalkursija https://2020.drupalmanila.org/
- 3. axelerant.com 3 Validations @kunalkursija https://2020.drupalmanila.org/ Cat: Rat: #ChallengeAccepted if ($you_are_right) { echo "Be My Guest!"; } else { echo "Be My Dinner!"; }
- 4. axelerant.com 4 The Story So Far… hook_form_alter() hook_form_FORM_ID_alter() hook_form_BASE_FORM_ID_alter() @kunalkursija https://2020.drupalmanila.org/ $form['#validate'][] = 'decoupled_validations_movie_trailer_link_validate';
- 5. axelerant.com 5 Disadvantage of… hook_form_alter() hook_form_FORM_ID_alter() hook_form_BASE_FORM_ID_alter() @kunalkursija https://2020.drupalmanila.org/
- 6. axelerant.com 6 Write Once, Run Anywhere? @kunalkursija https://2020.drupalmanila.org/
- 7. axelerant.com 7 Symphony Validator Component @kunalkursija https://2020.drupalmanila.org/
- 8. axelerant.com 8 Two Main Concepts Constraint ConstraintValidator Class Class Contain validation rules. (IsThatUfo, IsNull, IsTrue, e.t.c) Contain validation logic @kunalkursija https://2020.drupalmanila.org/
- 9. axelerant.com Annotation @kunalkursija Plugin Constraint ConstraintValidator Only Constraint class has annotation 9 Drupal and Symphony Validator https://2020.drupalmanila.org/
- 10. axelerant.com 10 Demo… Adding constraint to entity field… OR Adding constraint to entity… We will create constraints and constraint-validatorsStep 1 Step 2 Step 3 @kunalkursija https://2020.drupalmanila.org/
- 12. axelerant.com 12@kunalkursija https://2020.drupalmanila.org/ Zoom Chat Google Form https://docs.google.com/forms/d/e/ 1FAIpQLSfvaDC6vdXOi53crLHzr-117wssj4V6GipMbTr2c3FzfqhoHA/viewform? usp=sf_link 🤬 Poor 😐 Average 😊 Good 😍 Excellent Please share your feedback…
- 13. axelerant.com 13@kunalkursija https://2020.drupalmanila.org/ Sharing Is Caring… #DrupalCampManila2020
- 14. axelerant.com 14 Thank You! @kunalkursija https://2020.drupalmanila.org/