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DjangoGirls Seoul | Django Study #2 Django MTV
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Beomi
February 12, 2017
Technology
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150
DjangoGirls Seoul | Django Study #2 Django MTV
DjangoGirls Seoul 장고 입문 스터디 #2 Django MTV
Beomi
February 12, 2017
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Transcript
Django Girls Seoul Django Study Django Model-View-Template
MTV? MVC?
Model?
Model (ݽ؛) • Database৬ Djangoܳ োѾ • DB Column ഋधਸ
• ؘఠ ҙ҅ܳ from django.db import models class SomeInfo(models.Model): name = models.CharField(max_length=200) • nameۄח ܴ Column ࢤࢿغҊ ୭ӡо 200ਵ۽ ઁೠ Ѧܽ ٘۽ ػ.
Model Field (ݽ؛٘) • models SomeInfo ېझ => DB SomeInfo
Table • SomeInfo ېझ name => DB name Column Model Manager (ݽ؛ ݒפ) • DB Queryܳ ܻ • SomeInfo.objects.ޤޤ ࣘࢿਵ۽ ઁҕ
User Method (ࢎਊ ݫࣗ٘) • ݽ؛ ݫࣗ٘о ݽ؛ী •
SomeInfo١ ݽ؛ classউী ػ ೣࣻ
Rela%onship (ҙ҅) • ݽ؛ class݃ (DB table݃) ҙ҅ • OneToOneField(1:1)
/ ForeignKey(1:n) / ManyToManyField(n:n) class UserInfo(models.Model): user = models.OneToOneField(settings.AUTH_USER_MODEL) # ਬо о ਬ ࠁח ױ ೞա! nickname = models.CharField(max_length=20) class Post(models.Model): user = models.ForeignKey(settings.AUTH_USER_MODEL) # ਬо ৈ۞ѐ Ӗਸ ॶ ࣻ . title = models.CharField(max_length=200) content = models.TextField() class Tag(models.Model): post = models.ManyToManyField(Post) # ೠ Postী ৈ۞ѐ కӒо ׳ܾ ࣻ Ҋ, ೠ కӒী ৈ۞ѐ Postо .
Rela%onship (ҙ҅) • OneToOneField u = User(user=request.user) u.userinfo.nickname # user
UserInfo nickname • ForeignKey u.post_set.all() # userо ॵ ݽٚ post • ManyToManyField p = Post.objects.first() p.tag_set.all()
Template?
Template (మ݁) • Python ёܳ HTMLীࢲ ਊೡ ࣻ ب۾ •
Django Template ޙߨਸ ਊ ( Jinja2) • Viewীࢲ ֈѹח ؘఠܳ ਊ • renderೣࣻীࢲ ਊؽ • MVCݽ؛ V(࠭)ী ೧ؽ
Template (మ݁) <!-- ߸ࣻ some_var --> {{ some_var }} <!--
కӒ some_tag --> {% some_tag %} <!-- ఠ --> {{ some_var | filter }} <!-- ࢳ --> {# ࢳ #} {% comment %} {% endcomment %}
View?
View (࠭) • Djangoо URLӔী ٮۄ ߈ਸ ࠁח Ҕ •
MVCݽ؛ C(ஶ܀۞) ೡ • Func4on Based View vs Class Based View • request -> response
HTTP Request • method / / GET, POST, .. •
GET, POST -> DICT(k:v) • FILES • user • session • ...
REST? RESTful?
REST <=> CRUD
REST and CRUD • HTTP Methodח POST / GET /
PUT / DELETE • CRUDח Create / Read / Update / Delete • пп
RESTful • OpenAPI ઁҕ ए • ਗೞח ؘఠ ఋੑਵ۽
ઁҕ (JSON / XML / RSS) • StateLessࢲߡ (ਃр Contextח غ ঋ) • ۽٘ߖ۠यী ਬܻ • ࣁ࣌ ࢎਊਸ ӂೞ ঋ (п ਃী ة݀ਵ۽ ߈) • ۽Ӓੋ ١ Tokenਸ ਊ೧ ੋध