1. Future Proofing Your
Drupal Skills
Piyuesh Kumar
QED42
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2. AGENDA:
• Drupal 8 Api Changes:
• Module info file
• Routing System
• Drupal 8 CMI & Using Config inspector
• Basic changes to oftenly uses Drupal functions.
• Writing forms and their submit handlers in d8
• Live Demo of Porting a Drupal 7 module to Drupal 8.
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3. Info File
•Info files changed to info.yml
•Old info file: {d7.info}
•New info file: {d8.info.yml}
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4. Warning:
Things are about to get...
geeky.
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5. ROUTING SYSTEM
• d7(hook_menu):
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6. D8 ROUTING
SYSTEM(HOOK_MENU)
• d8 conversion(hook_menu):
• Hook_menu Lives..:)
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7. D8 ROUTING
SYSTEM(ROUTING.YML)
• d8 conversion:
• Callbacks and permissions are defined in a yml
file.{d8.routing.yml}
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8. D8 ROUTING SYSTEM(WRITING
CONTROLLERS)
• d8 conversion:
• Writing Page Callbacks
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9. D8 ROUTING SYSTEM(CORE
CONTROLLERS)
• _form
• _content
• _controller
• _entity_form
• _entity_list
• and many more..
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10. CONFIGURATION SCHEMA
• R.I.P variable-get/variable_set
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11. CONFIGURATION SCHEMA
•When would Config data get saved?
• UI changes (automatic): When the save button
is clicked on an admin page, data gets written to
the active store as well as db.
• Code changes (manual): use
admin/config/development/sync to sync the
config in code with db and active store.
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12. CMI(EXAMPLE)
•D7:
•D8:
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13. USING CONFIG INSPECTOR
• https://drupal.org/project/config_inspector/gitinstructions
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14. WRITING FORMS AND THEIR SUBMIT
HANDLERS IN D8
•FormInterface(https://api.drupal.org/api/drupal/co
re!lib!Drupal!Core!Form!FormInterface.php/interfac
e/FormInterface/8)
•SystemConfigFormBase(http://drupalcontrib.org/
api/drupal/drupal!core!modules!system!lib!Drupal!sys
tem!SystemConfigFormBase.php/class/SystemC
onfigFormBase/8)
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15. EXAMPLE
• D7:
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16. • D8:
EXAMPLE
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17. D8 FORMS(VALIDATION &
SUBMISSION)
•function validateForm(array &$form, array
&$form_state) {}
•function submitForm(array &$form, array
&$form_state) {}
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18. D8
FORMS(SYSTEM_SETTINGS_FORM
??)
• Extends SystemConfigFormBase:
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19. D8 FORMS(OTHER EXTENDABLE
CLASSES IN CORE)
• ConfirmFormBase(https://api.drupal.org/api/drupal/core!lib!Dru
pal!Core!Form!ConfirmFormBase.php/class/ConfirmFormBase/
8)
• BulkFormBase(https://api.drupal.org/api/drupal/core!modules!sy
stem!lib!Drupal!system!Plugin!views!field!BulkFormBase.php/8)
• FieldInstanceFormBase
• ViewsFormBase(https://api.drupal.org/api/drupal/core!modules!vi
ews_ui!lib!Drupal!views_ui!Form!Ajax!ViewsFormBase.php/class/V
iewsFormBase/8)
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20. Basic Function from d7 to d8
• hook_init removed(https://drupal.org/node/2013014)
• Module/hook system functions replaced with module handler
service(https://drupal.org/node/1894902)
• drupal_goto has been removed(https://drupal.org/node/2023537)
• hook_boot has been removed(https://drupal.org/node/1909596)
• $_GET[‘q'] has been removed(https://drupal.org/node/1659562)
• For more goto https://drupal.org/list-changes
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