##// END OF EJS Templates
Some more speedups to the post view
Some more speedups to the post view

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0020_image_hashes.py
91 lines | 5.8 KiB | text/x-python | PythonLexer
neko259
Added image duplicate check
r527 # -*- coding: utf-8 -*-
import hashlib
from south.utils import datetime_utils as datetime
from south.db import db
from south.v2 import DataMigration
from django.db import models
class Migration(DataMigration):
def forwards(self, orm):
# Note: Don't use "from appname.models import ModelName".
# Use orm.ModelName to refer to models in this application,
# and orm['appname.ModelName'] for models in other applications.
for post in orm.Post.objects.filter(image_width__gt=0):
md5 = hashlib.md5()
for chunk in post.image.chunks():
md5.update(chunk)
image_hash = md5.hexdigest()
post.image_hash = image_hash
post.save()
def backwards(self, orm):
"Write your backwards methods here."
models = {
'boards.ban': {
'Meta': {'object_name': 'Ban'},
'can_read': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'ip': ('django.db.models.fields.GenericIPAddressField', [], {'max_length': '39'}),
'reason': ('django.db.models.fields.CharField', [], {'default': "'Auto'", 'max_length': '200'})
},
'boards.post': {
'Meta': {'object_name': 'Post'},
'_text_rendered': ('django.db.models.fields.TextField', [], {}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'image': ('boards.thumbs.ImageWithThumbsField', [], {'max_length': '100', 'blank': 'True'}),
'image_hash': ('django.db.models.fields.CharField', [], {'max_length': '36'}),
'image_height': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'image_pre_height': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'image_pre_width': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'image_width': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
'last_edit_time': ('django.db.models.fields.DateTimeField', [], {}),
'poster_ip': ('django.db.models.fields.GenericIPAddressField', [], {'max_length': '39'}),
'poster_user_agent': ('django.db.models.fields.TextField', [], {}),
'pub_time': ('django.db.models.fields.DateTimeField', [], {}),
'referenced_posts': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'rfp+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
'text': ('markupfield.fields.MarkupField', [], {'rendered_field': 'True'}),
'text_markup_type': ('django.db.models.fields.CharField', [], {'default': "'markdown'", 'max_length': '30'}),
'thread': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.Post']", 'null': 'True'}),
'thread_new': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.Thread']", 'null': 'True'}),
'title': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.User']", 'null': 'True'})
},
'boards.setting': {
'Meta': {'object_name': 'Setting'},
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['boards.User']"}),
'value': ('django.db.models.fields.CharField', [], {'max_length': '50'})
},
'boards.tag': {
'Meta': {'object_name': 'Tag'},
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'linked': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['boards.Tag']", 'null': 'True', 'blank': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'threads': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'tag+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Thread']"})
},
'boards.thread': {
'Meta': {'object_name': 'Thread'},
'archived': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'bump_time': ('django.db.models.fields.DateTimeField', [], {}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'last_edit_time': ('django.db.models.fields.DateTimeField', [], {}),
'replies': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'tre+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
'tags': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['boards.Tag']", 'symmetrical': 'False'})
},
'boards.user': {
'Meta': {'object_name': 'User'},
'fav_tags': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'to': "orm['boards.Tag']", 'null': 'True', 'blank': 'True'}),
'fav_threads': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'rank': ('django.db.models.fields.IntegerField', [], {}),
'registration_time': ('django.db.models.fields.DateTimeField', [], {}),
'user_id': ('django.db.models.fields.CharField', [], {'max_length': '50'})
}
}
complete_apps = ['boards']
symmetrical = True