drupal concepts

7/29/2019 Drupal Concepts

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Concepts



Node



Nodes can be any content type

Product

News Event Blog

Profile Analysis

Movie

Report

Director

........



The Node



Node Fields



A Node

A Node

A Node



Many Nodes



Block



Blocks



Can be positioned

through configuration

(or Contexts or Panels)



Header

Footer

Left Right

Content

Regions



Lots of regions

out of the box



????

Custom Regions

Can Be Added



Theme



Layout provided bythemes



Use Drupal Themes Included

Download Themes Fromdrupal.org

Or Build Your

Own Theme



Design can also be

provided by Panels



Taxonomy



by Habitat

Water Land, Air

Land, Air Land



Fixed Vocabulary

Vocabulary:

•Habitat

Terms:

•Air

•Land

• Water

Terms are pre-defined

by site maintainers



Fixed VocabularyVocabulary:•Habitat

Terms:•Air

•Land

-Tropical

-Polar

• Water

-Shallows

-Deep

Terms can have multiple levels



User Entered Terms• Those that belong to the Emperor

• Embalmed ones

• Those that are trained

• Suckling pigs

• Mermaids

• Fabulous ones

• Stray dogs

• Those included in the present classification

• Those that tremble as if they were mad

• Innumerable ones

• Those drawn with a very fine camelhair brush

• Others

• Those that have just broken a flower vase

• Those that from a long way off look like flies

From Borges fictional Chinese Encyclopaedia "Celestial Emporium of Benevolent Knowledge"



Free Tagging

or FolksonomUsers add tags (terms) to content as it

is being created or edited.

Autocomplete is used to suggest

existing terms, to try to create

common classification.



Click on ‘Polar’ to see all

content tagged with that term.



Click on ‘Polar’ to see all

content tagged with that term.

Term title & description



Menu



Primary Menu



Links added throughconfiguration



Primary Menu



Questions



Content Structure



Content Structure

• Entity

• Bundle

• Field

•Widget

• Formatter



Entity

• An abstraction of a data type

• e.g. node, user, comment



drupal.org/project/entity



Bundle

• A group of fields

• An instance of an Entity

•e.g. Story (node) content type



Field

• Available for various types of data

• e.g. numeric, text, boolean, image, file



Widget

• Controls how field is presented fordata input

• e.g. text field, select list, radio buttons



Formatter

• A formatter controls how a field ispresented for data display

• e.g. plain text, trimmed, image size, as link



Token

• Place holder tokens filled in by Drupal

• e.g. [node:author]



drupal.org/project/token



Image Credits

• by Puliarf

• by EDD07

• by Strange Ones

• Christina Spicuzza

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