Fix error handling.

[redakcja.git] / src / depot / models.py

diff --git a/src/depot/models.py b/src/depot/models.py
index e3b6dfd..4b5bf65 100644 (file)
--- a/src/depot/models.py
+++ b/src/depot/models.py
@@ -1,11 +1,16 @@
 import json
 import os
 import tempfile
+import traceback
 import zipfile
 from datetime import datetime
+from django.conf import settings
 from django.db import models
+from django.utils.timezone import now
 from librarian.cover import make_cover
 from librarian.builders import EpubBuilder, MobiBuilder
+from .publishers.legimi import Legimi
+from .publishers.woblink import Woblink
 
 
 class Package(models.Model):
@@ -23,14 +28,14 @@ class Package(models.Model):
             self.set_status(self.get_status())
         except:
             pass
-        
+
         try:
             self.set_definition(self.get_definition())
         except:
             pass
 
         super().save(*args, **kwargs)
-    
+
     def get_status(self):
         return json.loads(self.status_json)
 
@@ -115,3 +120,119 @@ class Package(models.Model):
                 fname,
                 output.get_bytes()
             )
+
+
+class ShopBookPublish(models.Model):
+    book = models.ForeignKey('documents.Book', models.CASCADE)
+    user = models.ForeignKey(settings.AUTH_USER_MODEL, models.SET_NULL, null=True)
+    shop = models.ForeignKey('Shop', models.SET_NULL, null=True)
+    created_at = models.DateTimeField()
+    started_at = models.DateTimeField(null=True, blank=True)
+    finished_at = models.DateTimeField(null=True, blank=True)
+    status = models.PositiveSmallIntegerField(choices=[
+        (0, 'queued'),
+        (10, 'running'),
+        (100, 'done'),
+        (110, 'error'),
+    ], default=0)
+    error = models.TextField(blank=True)
+
+    @classmethod
+    def create_for(cls, book, user, shop):
+        book.assert_publishable()
+        changes = book.get_current_changes(publishable=True)
+        me = cls.objects.create(book=book, user=user, shop=shop, created_at=now())
+        for change in changes:
+            me.shopchunkpublish_set.create(change=change)
+        return me
+
+    def publish(self):
+        self.status = 10
+        self.started_at = now()
+        self.save(update_fields=['status', 'started_at'])
+        try:
+            changes = [
+                p.change for p in
+                self.shopchunkpublish_set.order_by('change__chunk__number')
+            ]
+
+            self.shop.publish(self.book, changes=changes)
+
+        except Exception:
+            self.status = 110
+            self.error = traceback.format_exc()
+        else:
+            self.status = 100
+            self.error = ''
+        self.finished_at = now()
+        self.save(update_fields=['status', 'finished_at', 'error'])
+
+
+class ShopChunkPublish(models.Model):
+    book_publish = models.ForeignKey(ShopBookPublish, models.CASCADE)
+    change = models.ForeignKey('documents.ChunkChange', models.CASCADE)
+
+
+class Shop(models.Model):
+    name = models.CharField(max_length=255)
+    shop = models.CharField(max_length=32, choices=[
+        ('legimi', 'Legimi'),
+        ('woblink', 'Woblink'),
+    ])
+    username = models.CharField(max_length=255)
+    password = models.CharField(max_length=255)
+    publisher_handle = models.CharField(max_length=255, blank=True)
+    description_add = models.TextField(blank=True)
+
+    def __str__(self):
+        return self.shop
+
+    def get_texts(self):
+        return [t.text for t in self.mediainserttext_set.all()]
+
+    def get_price(self, words, pages):
+        price_obj = self.pricelevel_set.exclude(
+            min_pages__gt=pages
+        ).exclude(
+            min_words__gt=words
+        ).order_by('-price').first()
+        if price_obj is None:
+            return None
+        return price_obj.price
+
+    def get_publisher(self):
+        if self.shop == 'legimi':
+            pub_class = Legimi
+        elif self.shop == 'woblink':
+            pub_class = Woblink
+        return pub_class(self.username, self.password, self.publisher_handle)
+
+    def publish(self, book, changes):
+        self.get_publisher().send_book(
+            self, book, changes=changes,
+        )
+
+    def can_publish(self, book):
+        return self.get_publisher().can_publish(self, book)
+
+    def get_last(self, book):
+        return self.shopbookpublish_set.filter(book=book).order_by('-created_at').first()
+
+
+class PriceLevel(models.Model):
+    shop = models.ForeignKey(Shop, models.CASCADE)
+    min_pages = models.IntegerField(null=True, blank=True)
+    min_words = models.IntegerField(null=True, blank=True)
+    price = models.IntegerField()
+
+    class Meta:
+        ordering = ('price',)
+
+
+class MediaInsertText(models.Model):
+    shop = models.ForeignKey(Shop, models.CASCADE)
+    ordering = models.IntegerField()
+    text = models.TextField()
+
+    class Meta:
+        ordering = ('ordering',)