Tagging architecture on MyBike.JP

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The document discusses best practices for tagging in a bike website called MyBike.JP. It describes using the Django tagging application to implement tags with a Tag model and TaggedItem model. It also discusses slugs, encoding special characters like & in URLs, and decoding URLs on the templates side.

Technologie Business

tagging best practice
MyBike.JP dev team

class Tag(DateTimeModel):
tag = models.SlugField(u' ', unique=True, db_index=True)

class TaggedItem(DateTimeModel):
tag = models.ForeignKey(Tag)
content_type = models.ForeignKey(ContentType)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey('content_type', 'object_id')

Django ContentTypes
Tag

polymonic TaggedItem

Bike Component

http://mybike.jp/bikes/tag/bucho

http://mybike.jp/bikes/tag/Bucho

http://mybike.jp/bikes/tag/bucho

http://mybike.jp/bikes/tag/Bucho

http://mybike.jp/bikes/tag/BUCHO

http://mybike.jp/bikes/tag/bucho

http://mybike.jp/bikes/tag/Bucho

http://mybike.jp/bikes/tag/BUCHO

http://mybike.jp/bikes/tag/

class Tag(DateTimeModel):
tag = models.SlugField(u' ', unique=True, db_index=True)

class TaggedItem(DateTimeModel):
tag = models.ForeignKey(Tag)
tag_label = models.CharField(max_length=100)
content_type = models.ForeignKey(ContentType)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey('content_type', 'object_id')

RIESE&MULLER
( & )

http://mybike.jp/bikes/manufacturer/RIESE&MULLER

http://mybike.jp/bikes/manufacturer/RIESE&MULLER

http://mybike.jp/bikes/manufacturer/RIESE&MULLER

RISE&MULLER

urls.py

(?P<manufacturer_name>[-w]+)

(?P<manufacturer_name>[- &w]+)

templates iriencode
→<a href=”{{ hoge|iriencode }}”>hoge</a>

urls.py URL decode

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Tagging architecture on MyBike.JP

1. tagging best practice MyBike.JP dev team

5. e.g.

6. MyBike.JP

7. MyBike.JP

8. MyBike.JP

9. class Tag(DateTimeModel): tag = models.SlugField(u' ', unique=True, db_index=True) class TaggedItem(DateTimeModel): tag = models.ForeignKey(Tag) content_type = models.ForeignKey(ContentType) object_id = models.PositiveIntegerField() content_object = generic.GenericForeignKey('content_type', 'object_id')

10. Django ContentTypes Tag polymonic TaggedItem Bike Component

11.

12.

13. bucho

14. bucho Bucho

15. bucho Bucho BUCHO

16. bucho Bucho BUCHO

17.

18. http://mybike.jp/bikes/tag/bucho

19. http://mybike.jp/bikes/tag/bucho http://mybike.jp/bikes/tag/Bucho

20. http://mybike.jp/bikes/tag/bucho http://mybike.jp/bikes/tag/Bucho http://mybike.jp/bikes/tag/BUCHO

21. http://mybike.jp/bikes/tag/bucho http://mybike.jp/bikes/tag/Bucho http://mybike.jp/bikes/tag/BUCHO http://mybike.jp/bikes/tag/

22. http://mybike.jp/bikes/tag/bucho http://mybike.jp/bikes/tag/Bucho http://mybike.jp/bikes/tag/BUCHO http://mybike.jp/bikes/tag/ →

23.

24. class Tag(DateTimeModel): tag = models.SlugField(u' ', unique=True, db_index=True) class TaggedItem(DateTimeModel): tag = models.ForeignKey(Tag) tag_label = models.CharField(max_length=100) content_type = models.ForeignKey(ContentType) object_id = models.PositiveIntegerField() content_object = generic.GenericForeignKey('content_type', 'object_id')

25. class Tag(DateTimeModel): tag = models.SlugField(u' ', unique=True, db_index=True) class TaggedItem(DateTimeModel): tag = models.ForeignKey(Tag) tag_label = models.CharField(max_length=100) content_type = models.ForeignKey(ContentType) object_id = models.PositiveIntegerField() content_object = generic.GenericForeignKey('content_type', 'object_id')

26.

27. Tag.tag TaggedItem.tag_label

28. Tag.tag TaggedItem.tag_label Tag.tag

29. Tag.tag TaggedItem.tag_label Tag.tag

30. TaggedItem bucho Bucho BUCHO

31. TaggedItem bucho Bucho BUCHO

32. TaggedItem bucho Tag Bucho bucho BUCHO

33.

34.

35.

36. Good

37. Good