massive change on how files are accessed.

moved from prviding a path to using unique id's
if there might have been any directory traversal issues they should be gone now.

comic/admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from comic.models import Setting, ComicBook, ComicPage, ComicStatus
+from comic.models import Setting, ComicBook, ComicPage, ComicStatus, Directory
 
 
 @admin.register(Setting)
@@ -17,6 +17,12 @@ class ComicPageAdmin(admin.ModelAdmin):
     list_display = ('Comic', 'index', 'page_file_name', 'content_type')
     list_filter = ['Comic']
 
+
 @admin.register(ComicStatus)
 class ComicStatusAdmin(admin.ModelAdmin):
     list_display = ['user', 'comic', 'last_read_page', 'unread']
+
+
+@admin.register(Directory)
+class DirectoryAdmin(admin.ModelAdmin):
+    pass

comic/management/commands/scan_comics.py

@@ -0,0 +1,52 @@
+from django.core.management.base import BaseCommand
+
+from comic.models import Setting, Directory, ComicBook
+
+import os
+from os.path import isdir
+
+
+class Command(BaseCommand):
+    help = 'Scan directories to Update Comic DB'
+
+    def __init__(self):
+        super().__init__()
+        self.base_dir = Setting.objects.get(name='BASE_DIR').value
+
+    def handle(self, *args, **options):
+        self.scan_directory()
+
+    def scan_directory(self, directory=False):
+
+        """
+
+        :type directory: Directory
+        """
+        if not directory:
+            comic_dir = self.base_dir
+        else:
+            comic_dir = os.path.join(self.base_dir, directory.get_path())
+        for file in os.listdir(comic_dir):
+            if isdir(os.path.join(comic_dir, file)):
+                if directory:
+                    next_directory, created = Directory.objects.get_or_create(name=file,
+                                                                              parent=directory)
+                else:
+                    next_directory, created = Directory.objects.get_or_create(name=file,
+                                                                              parent__isnull=True)
+                if created:
+                    next_directory.save()
+                self.scan_directory(next_directory)
+            else:
+                try:
+                    if directory:
+                        ComicBook.objects.get(file_name=file,
+                                              directory=directory)
+                    else:
+                        ComicBook.objects.get(file_name=file,
+                                              directory__isnull=True)
+                except ComicBook.DoesNotExist:
+                    ComicBook.process_comic_book(file, directory)
+
+
+

comic/migrations/0008_auto_20160331_1140.py

@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-03-31 10:40
+from __future__ import unicode_literals
+
+import datetime
+from django.db import migrations, models
+import django.db.models.deletion
+from django.utils.timezone import utc
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0007_auto_20150626_1820'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Directory',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+                ('selector', models.UUIDField(default=uuid.uuid4, null=True)),
+                ('parent', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='comic.Directory')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='comicbook',
+            name='date_added',
+            field=models.DateTimeField(auto_now_add=True, default=datetime.datetime(2016, 3, 31, 10, 40, 30, 62170, tzinfo=utc)),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='comicbook',
+            name='selector',
+            field=models.UUIDField(default=uuid.uuid4, null=True),
+        ),
+        migrations.AddField(
+            model_name='comicbook',
+            name='version',
+            field=models.IntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='comicbook',
+            name='directory',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='comic.Directory'),
+        ),
+    ]

comic/migrations/0009_auto_20160331_1140.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-03-31 10:40
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+import uuid
+
+
+def gen_uuid(apps, schema_editor):
+    comicbook = apps.get_model('comic', 'comicbook')
+    for row in comicbook.objects.all():
+        row.selector = uuid.uuid4()
+        row.save()
+    directory = apps.get_model('comic', 'directory')
+    for row in directory.objects.all():
+        row.selector = uuid.uuid4()
+        row.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0008_auto_20160331_1140'),
+    ]
+
+    operations = [
+        migrations.RunPython(gen_uuid, reverse_code=migrations.RunPython.noop),
+    ]

comic/migrations/0010_auto_20160331_1140.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-03-31 10:40
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0009_auto_20160331_1140'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='comicbook',
+            name='selector',
+            field=models.UUIDField(default=uuid.uuid4, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='directory',
+            name='selector',
+            field=models.UUIDField(default=uuid.uuid4, unique=True),
+        ),
+    ]

comic/migrations/0011_auto_20160331_1141.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-03-31 10:41
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0010_auto_20160331_1140'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='comicbook',
+            name='version',
+            field=models.IntegerField(default=1),
+        ),
+    ]

comic/migrations/0012_auto_20160401_0949.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-04-01 08:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0011_auto_20160331_1141'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='comicbook',
+            name='selector',
+            field=models.UUIDField(db_index=True, default=uuid.uuid4, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='directory',
+            name='selector',
+            field=models.UUIDField(db_index=True, default=uuid.uuid4, unique=True),
+        ),
+    ]

comic/models.py

@@ -1,13 +1,14 @@
 from django.db import models
-from django.db.transaction import atomic
 from django.utils.http import urlsafe_base64_encode, urlsafe_base64_decode
 from django.contrib.auth.models import User
 from django.conf import settings
+from django.db.transaction import atomic
 
 from comic import rarfile
-from comic.util import get_ordered_dir_list
+
+import uuid
 import zipfile
-from os import path
+from os import path, listdir
 
 if settings.UNRAR_TOOL:
     rarfile.UNRAR_TOOL = settings.UNRAR_TOOL
@@ -24,13 +25,67 @@ class Setting(models.Model):
         return self.__str__()
 
 
+class Directory(models.Model):
+    name = models.CharField(max_length=100)
+    parent = models.ForeignKey('Directory', null=True, blank=True)
+    selector = models.UUIDField(unique=True, default=uuid.uuid4, db_index=True)
+
+    def __str__(self):
+        return 'Directory: {0}; {1}'.format(self.name, self.parent)
+
+    @property
+    def path(self):
+        l = self.get_path_items()
+        l.reverse()
+        return path.sep.join(l)
+
+    def get_path(self):
+        l = self.get_path_items()
+        l.reverse()
+        return path.sep.join(l)
+
+    def get_path_items(self, p=False):
+        if not p:
+            p = []
+        p.append(self.name)
+        if self.parent:
+            self.parent.get_path_items(p)
+        return p
+
+    def get_path_objects(self, p=False):
+        if not p:
+            p = []
+        p.append(self)
+        if self.parent:
+            self.parent.get_path_objects(p)
+        return p
+
+    @staticmethod
+    def get_dir_from_path(file_path):
+        file_path = file_path.split(path.sep)
+        print(file_path)
+        for d in Directory.objects.filter(name=file_path[-1]):
+            print(d)
+            if d.get_path_items() == file_path:
+                return d
+
+
 class ComicBook(models.Model):
     file_name = models.CharField(max_length=100, unique=True)
+    date_added = models.DateTimeField(auto_now_add=True)
+    directory = models.ForeignKey(Directory, blank=True, null=True)
+    selector = models.UUIDField(unique=True, default=uuid.uuid4, db_index=True)
+    version = models.IntegerField(default=1)
 
     def __str__(self):
         return self.file_name
 
-    def get_image(self, archive_path, page):
+    def get_image(self, page):
+        base_dir = Setting.objects.get(name='BASE_DIR').value
+        if self.directory:
+            archive_path = path.join(base_dir, self.directory.path, self.file_name)
+        else:
+            archive_path = path.join(base_dir, self.file_name)
         try:
             archive = rarfile.RarFile(archive_path)
         except rarfile.NotRarFile:
@@ -62,120 +117,103 @@ class ComicBook(models.Model):
             self.q_prev_to_directory = False
             self.q_next_to_directory = False
 
-    def nav(self, comic_path, page):
+    def nav(self, page, user):
         out = self.Navigation()
         out.cur_index = page
-        out.cur_path = comic_path
+        out.cur_path = urlsafe_base64_encode(self.selector.bytes)
 
         if page == 0:
-            out.prev_path, out.prev_index = self.nav_get_prev_comic(comic_path)
+            out.prev_path, out.prev_index = self.nav_get_prev_comic(user)
             if out.prev_index == -1:
                 out.q_prev_to_directory = True
         else:
             out.prev_index = page - 1
-            out.prev_path = comic_path
+            out.prev_path = out.cur_path
 
         if self.is_last_page(page):
-            out.next_path, out.next_index = self.nav_get_next_comic(comic_path)
+            out.next_path, out.next_index = self.nav_get_next_comic(user)
             if out.next_index == -1:
                 out.q_next_to_directory = True
         else:
             out.next_index = page + 1
-            out.next_path = comic_path
+            out.next_path = out.cur_path
 
         return out
 
-    @staticmethod
-    def nav_get_prev_comic(comic_path):
+    def nav_get_prev_comic(self, user):
         base_dir = Setting.objects.get(name='BASE_DIR').value
-        comic_path = urlsafe_base64_decode(comic_path).decode()
-        directory, comic = path.split(comic_path)
-        dir_list = get_ordered_dir_list(path.join(base_dir, directory))
-        comic_index = dir_list.index(comic)
+        if self.directory:
+            folder = path.join(base_dir, self.directory.path)
+        else:
+            folder = base_dir
+        dir_list = ComicBook.get_ordered_dir_list(folder)
+        comic_index = dir_list.index(self.file_name)
         if comic_index == 0:
-            comic_path = urlsafe_base64_encode(directory.encode())
+            if self.directory:
+                comic_path = urlsafe_base64_encode(self.directory.selector.bytes)
+            else:
+                comic_path = ''
             index = -1
         else:
             prev_comic = dir_list[comic_index - 1]
-            comic_path = path.join(directory, prev_comic)
-            if not path.isdir(path.join(base_dir, directory, prev_comic)):
+
+            if not path.isdir(path.join(folder, prev_comic)):
                 try:
-                    book = ComicBook.objects.get(file_name=prev_comic)
-                except ComicBook.DoesNotExist:
-                    book = ComicBook.process_comic_book(base_dir, comic_path, prev_comic)
-                index = ComicPage.objects.filter(Comic=book).count() - 1
-                comic_path = urlsafe_base64_encode(comic_path.encode())
+                    if self.directory:
+                        book = ComicBook.objects.get(file_name=prev_comic,
+                                                     directory=self.directory)
                     else:
-                comic_path = urlsafe_base64_encode(directory.encode())
+                        book = ComicBook.objects.get(file_name=prev_comic,
+                                                     directory__isnull=True)
+                except ComicBook.DoesNotExist:
+                    if self.directory:
+                        book = ComicBook.process_comic_book(prev_comic, self.directory)
+                    else:
+                        book = ComicBook.process_comic_book(prev_comic)
+                cs, _ = ComicStatus.objects.get_or_create(comic=book, user=user)
+                index = cs.last_read_page
+                comic_path = urlsafe_base64_encode(book.selector.bytes)
+            else:
+                if self.directory:
+                    comic_path = urlsafe_base64_encode(self.directory.selector.bytes)
+                else:
+                    comic_path = ''
                 index = -1
         return comic_path, index
 
-    @staticmethod
-    def nav_get_next_comic(comic_path):
-        base_dir = Setting.objects.get(name='BASE_DIR')
-        comic_path = urlsafe_base64_decode(comic_path).decode()
-        directory, comic = path.split(comic_path)
-        dir_list = get_ordered_dir_list(path.join(base_dir.value, directory))
-        comic_index = dir_list.index(comic)
+    def nav_get_next_comic(self, user):
+        base_dir = Setting.objects.get(name='BASE_DIR').value
+        if self.directory:
+            folder = path.join(base_dir, self.directory.path)
+        else:
+            folder = base_dir
+        dir_list = ComicBook.get_ordered_dir_list(folder)
+        comic_index = dir_list.index(self.file_name)
         try:
             next_comic = dir_list[comic_index + 1]
-            comic_path = path.join(directory, next_comic)
-            comic_path = urlsafe_base64_encode(comic_path)
-            index = 0
+            try:
+                if self.directory:
+                    book = ComicBook.objects.get(file_name=next_comic,
+                                                 directory=self.directory)
+                else:
+                    book = ComicBook.objects.get(file_name=next_comic,
+                                                 directory__isnull=True)
+            except ComicBook.DoesNotExist:
+                if self.directory:
+                    book = ComicBook.process_comic_book(next_comic, self.directory)
+                else:
+                    book = ComicBook.process_comic_book(next_comic)
+            comic_path = urlsafe_base64_encode(book.selector.bytes)
+            cs, _ = ComicStatus.objects.get_or_create(comic=book, user=user)
+            index = cs.last_read_page
         except IndexError:
-            comic_path = urlsafe_base64_encode(directory)
+            if self.directory:
+                comic_path = urlsafe_base64_encode(self.directory.selector.bytes)
+            else:
+                comic_path = ''
             index = -1
         return comic_path, index
 
-    @staticmethod
-    def process_comic_book(base_dir, comic_path, comic_file_name):
-        try:
-            cbx = rarfile.RarFile(path.join(base_dir, comic_path))
-        except rarfile.NotRarFile:
-            cbx = zipfile.ZipFile(path.join(base_dir, comic_path))
-        except zipfile.BadZipfile:
-            return False
-        with atomic():
-            book = ComicBook(file_name=comic_file_name)
-            book.save()
-            i = 0
-            for f in sorted([str(x) for x in cbx.namelist()], key=str.lower):
-                try:
-                    dot_index = f.rindex('.') + 1
-                except ValueError:
-                    continue
-                ext = f.lower()[dot_index:]
-                if ext in ['jpg', 'jpeg']:
-                    page = ComicPage(Comic=book,
-                                     index=i,
-                                     page_file_name=f,
-                                     content_type='image/jpeg')
-                    page.save()
-
-                    i += 1
-                elif ext == 'png':
-                    page = ComicPage(Comic=book,
-                                     index=i,
-                                     page_file_name=f,
-                                     content_type='image/png')
-                    page.save()
-                    i += 1
-                elif ext == 'bmp':
-                    page = ComicPage(Comic=book,
-                                     index=i,
-                                     page_file_name=f,
-                                     content_type='image/bmp')
-                    page.save()
-                    i += 1
-                elif ext == 'gif':
-                    page = ComicPage(Comic=book,
-                                     index=i,
-                                     page_file_name=f,
-                                     content_type='image/gif')
-                    page.save()
-                    i += 1
-        return book
-
     class DirFile:
         def __init__(self):
             self.name = ''
@@ -192,7 +230,7 @@ class ComicBook(models.Model):
     @staticmethod
     def generate_directory(user, base_dir, comic_path):
         files = []
-        for fn in get_ordered_dir_list(path.join(base_dir, comic_path)):
+        for fn in ComicBook.get_ordered_dir_list(path.join(base_dir, comic_path)):
             df = ComicBook.DirFile()
             df.name = fn
             if path.isdir(path.join(base_dir, comic_path, fn)):
@@ -232,6 +270,76 @@ class ComicBook(models.Model):
     def page_name(self, index):
         return ComicPage.objects.get(Comic=self, index=index).page_file_name
 
+    @staticmethod
+    def process_comic_book(comic_file_name, directory=False):
+        """
+
+        :type comic_file_name: str
+        :type directory: Directory
+        """
+        try:
+            book = ComicBook.objects.get(file_name=comic_file_name,
+                                         version=0)
+            book.directory = directory
+            book.version = 1
+            book.save()
+            return book
+        except ComicBook.DoesNotExist:
+            pass
+        base_dir = Setting.objects.get(name='BASE_DIR').value
+        if directory:
+            comic_full_path = path.join(base_dir, directory.get_path(), comic_file_name)
+        else:
+            comic_full_path = path.join(base_dir, comic_file_name)
+        try:
+            cbx = rarfile.RarFile(comic_full_path)
+        except rarfile.NotRarFile:
+            cbx = zipfile.ZipFile(comic_full_path)
+        except zipfile.BadZipfile:
+            return False
+        with atomic():
+            if directory:
+                book = ComicBook(file_name=comic_file_name,
+                                 directory=directory)
+            else:
+                book = ComicBook(file_name=comic_file_name)
+            book.save()
+            page_index = 0
+            for page_file_name in sorted([str(x) for x in cbx.namelist()], key=str.lower):
+                try:
+                    dot_index = page_file_name.rindex('.') + 1
+                except ValueError:
+                    continue
+                ext = page_file_name.lower()[dot_index:]
+                if ext in ['jpg', 'jpeg']:
+                    content_type = 'image/jpeg'
+                elif ext == 'png':
+                    content_type = 'image/png'
+                elif ext == 'bmp':
+                    content_type = 'image/bmp'
+                elif ext == 'gif':
+                    content_type = 'image/gif'
+                else:
+                    content_type = 'text/plain'
+                page = ComicPage(Comic=book,
+                                 index=page_index,
+                                 page_file_name=page_file_name,
+                                 content_type=content_type)
+                page.save()
+                page_index += 1
+        return book
+
+    @staticmethod
+    def get_ordered_dir_list(folder):
+        directories = []
+        files = []
+        for item in listdir(folder):
+            if path.isdir(path.join(folder, item)):
+                directories.append(item)
+            else:
+                files.append(item)
+        return sorted(directories) + sorted(files)
+
 
 class ComicPage(models.Model):
     Comic = models.ForeignKey(ComicBook)
@@ -246,5 +354,4 @@ class ComicStatus(models.Model):
     last_read_page = models.IntegerField(default=0)
     unread = models.BooleanField(default=True)
 
-
 # TODO: add support to reference items last being read

comic/urls.py

@@ -9,7 +9,7 @@ urlpatterns = [
     url(r'^settings/users/(?P<user_id>[0-9]+)/$', views.user_config_page, name='users'),
     url(r'^settings/users/add/$', views.user_add_page, name='users'),
     url(r'^account/$', views.account_page, name='account'),
-    url(r'^(?P<comic_path>[\w]+)/$', views.comic_list, name='comic_list'),
-    url(r'^read/(?P<comic_path>[\w]+)/(?P<page>[0-9]+)/$', views.read_comic, name='read_comic'),
-    url(r'^read/(?P<comic_path>[\w]+)/(?P<page>[0-9]+)/img$', views.get_image, name='get_image'),
+    url(r'^read/(?P<comic_selector>[\w-]+)/(?P<page>[0-9]+)/$', views.read_comic, name='read_comic'),
+    url(r'^read/(?P<comic_selector>[\w-]+)/(?P<page>[0-9]+)/img$', views.get_image, name='get_image'),
+    url(r'^(?P<directory_selector>[\w-]+)/$', views.comic_list, name='comic_list'),
 ]

comic/util.py

@@ -1,14 +1,15 @@
+from collections import OrderedDict
+from os import path, listdir
+
 from django.utils.http import urlsafe_base64_encode
 
-from os import path
-from collections import OrderedDict
-import os
+from .models import ComicBook, Setting, ComicStatus, Directory
 
 
-def generate_title_from_path(path):
-    if path == '':
+def generate_title_from_path(file_path):
+    if file_path == '':
         return 'CBWebReader'
-    return 'CBWebReader - ' + ' - '.join(path.split(os.sep))
+    return 'CBWebReader - ' + ' - '.join(file_path.split(path.sep))
 
 
 class Menu:
@@ -39,19 +40,22 @@ class Breadcrumb:
         return self.name
 
 
-def generate_breadcrumbs_from_path(comic_path):
+def generate_breadcrumbs_from_path(directory=False):
+    """
+
+    :type directory: Directory
+    """
     output = [Breadcrumb()]
-    prefix = '/comic/'
+    prefix = b'/comic/'
     last = ''
-    comic_path = path.normpath(comic_path)
-    folders = comic_path.split(os.sep)
-    for item in folders:
-        if item == '.':
-            continue
+    if directory:
+        folders = directory.get_path_objects()
+    else:
+        folders = []
+    for item in folders[::-1]:
         bc = Breadcrumb()
-        bc.name = item
-        last = path.join(last, item)
-        bc.url = prefix + urlsafe_base64_encode(last.encode()).decode()
+        bc.name = item.name
+        bc.url = prefix + urlsafe_base64_encode(item.selector.bytes)
         output.append(bc)
     return output
 
@@ -66,12 +70,93 @@ def generate_breadcrumbs_from_menu(paths):
     return output
 
 
+def generate_directory(user, directory=False):
+    """
+
+    :type user: User
+    :type directory: Directory
+    """
+    base_dir = Setting.objects.get(name='BASE_DIR').value
+    files = []
+    if directory:
+        dir_path = directory.path
+        ordered_dir_list = get_ordered_dir_list(path.join(base_dir, directory.path))
+    else:
+        dir_path = ''
+        ordered_dir_list = get_ordered_dir_list(base_dir)
+    for file_name in ordered_dir_list:
+        df = ComicBook.DirFile()
+        df.name = file_name
+        if path.isdir(path.join(base_dir, dir_path, file_name)):
+            if directory:
+                d = Directory.objects.get(name=file_name,
+                                          parent=directory)
+            else:
+                d = Directory.objects.get(name=file_name,
+                                          parent__isnull=True)
+            df.isdir = True
+            df.icon = 'glyphicon-folder-open'
+            df.location = urlsafe_base64_encode(d.selector.bytes)
+        elif file_name.lower()[-4:] in ['.rar', '.zip', '.cbr', '.cbz']:
+            df.iscb = True
+            df.icon = 'glyphicon-book'
+            try:
+                if directory:
+                    book = ComicBook.objects.get(file_name=file_name,
+                                                 directory=directory)
+                else:
+                    book = ComicBook.objects.get(file_name=file_name,
+                                                 directory__isnull=True)
+            except ComicBook.DoesNotExist:
+                book = ComicBook.process_comic_book(file_name, directory)
+            df.location = urlsafe_base64_encode(book.selector.bytes)
+            status, _ = ComicStatus.objects.get_or_create(comic=book, user=user)
+            last_page = status.last_read_page
+            if status.unread:
+                df.label = '<span class="label label-default pull-right">Unread</span>'
+            elif (last_page + 1) == book.page_count:
+                df.label = '<span class="label label-success pull-right">Read</span>'
+                df.cur_page = last_page
+            else:
+                label_text = '<span class="label label-primary pull-right">%s/%s</span>' % \
+                             (last_page + 1, book.page_count)
+                df.label = label_text
+                df.cur_page = last_page
+
+                # df.label = '<span class="label label-danger pull-right">Unprocessed</span>'
+        files.append(df)
+    return files
+
+
 def get_ordered_dir_list(folder):
     directories = []
     files = []
-    for item in os.listdir(folder):
+    for item in listdir(folder):
         if path.isdir(path.join(folder, item)):
             directories.append(item)
         else:
             files.append(item)
     return sorted(directories) + sorted(files)
+
+
+def scan_directory(directory=False):
+    """
+    TODO: Increase efficiency of this. reduce amount of queries.
+    :type directory: Directory
+    """
+    base_dir = Setting.objects.get(name='BASE_DIR').value
+    # filter(os.path.isdir, os.listdir(os.getcwd()))
+    if directory:
+        full_path = path.join(base_dir, directory.path)
+    else:
+        full_path = base_dir
+    dir_list = listdir(full_path)
+    directorys = [d for d in dir_list if path.isdir(path.join(full_path, d))]
+    for direct in directorys:
+        if directory:
+            d, created = Directory.objects.get_or_create(name=direct,
+                                                         parent=directory)
+        else:
+            d, created = Directory.objects.get_or_create(name=direct)
+        if created:
+            d.save()

comic/views.py

@@ -1,20 +1,21 @@
-from django.http import HttpResponse
-from django.template import RequestContext
-from django.utils.http import urlsafe_base64_decode
-from django.shortcuts import render, redirect, get_object_or_404
+import uuid
+from os import path
+
+from django.contrib.auth import login, authenticate
 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.contrib.auth.models import User
-from django.contrib.auth import login, authenticate
+from django.http import HttpResponse
+from django.shortcuts import render, redirect, get_object_or_404
+from django.utils.http import urlsafe_base64_decode
 
-from .models import Setting, ComicBook, ComicStatus
-from .util import generate_breadcrumbs_from_path, generate_breadcrumbs_from_menu, generate_title_from_path, Menu
 from .forms import SettingsForm, AccountForm, EditUserForm, AddUserForm, InitialSetupForm
-
-from os import path
+from .models import Setting, ComicBook, ComicStatus, Directory
+from .util import generate_breadcrumbs_from_path, generate_breadcrumbs_from_menu, \
+    generate_title_from_path, Menu, generate_directory, scan_directory
 
 
 @login_required
-def comic_list(request, comic_path=''):
+def comic_list(request, directory_selector=False):
     try:
         base_dir = Setting.objects.get(name='BASE_DIR').value
     except Setting.DoesNotExist:
@@ -22,16 +23,28 @@ def comic_list(request, comic_path=''):
     if not path.isdir(base_dir):
         return redirect('/comic/settings/')
 
-    comic_path = urlsafe_base64_decode(comic_path).decode()
-    title = generate_title_from_path(comic_path)
-    files = ComicBook.generate_directory(request.user, base_dir, comic_path)
-    context = {
+    if directory_selector:
+        directory_selector = uuid.UUID(bytes=urlsafe_base64_decode(directory_selector))
+        directory = Directory.objects.get(selector=directory_selector)
+    else:
+        directory = False
+
+    scan_directory(directory)
+
+    if directory:
+        title = generate_title_from_path(directory.path)
+        breadcrumbs = generate_breadcrumbs_from_path(directory)
+    else:
+        title = generate_title_from_path('Home')
+        breadcrumbs = generate_breadcrumbs_from_path()
+    files = generate_directory(request.user, directory)
+
+    return render(request, 'comic/comic_list.html', {
         'file_list': files,
-        'breadcrumbs': generate_breadcrumbs_from_path(comic_path),
+        'breadcrumbs': breadcrumbs,
         'menu': Menu(request.user, 'Browse'),
         'title': title,
-    }
-    return render(request, 'comic/comic_list.html', context)
+    })
 
 
 @login_required
@@ -184,16 +197,19 @@ def settings_page(request):
 
 
 @login_required
-def read_comic(request, comic_path, page):
+def read_comic(request, comic_selector, page):
     base_dir = Setting.objects.get(name='BASE_DIR').value
     page = int(page)
-    decoded_path = urlsafe_base64_decode(comic_path).decode()
-    breadcrumbs = generate_breadcrumbs_from_path(decoded_path)
-    _, comic_file_name = path.split(decoded_path)
-    try:
-        book = ComicBook.objects.get(file_name=comic_file_name)
-    except ComicBook.DoesNotExist:
-        book = ComicBook.process_comic_book(base_dir, decoded_path, comic_file_name)
+    selector = uuid.UUID(bytes=urlsafe_base64_decode(comic_selector))
+    book = get_object_or_404(ComicBook, selector=selector)
+
+    breadcrumbs = generate_breadcrumbs_from_path(book.directory)
+    #comic_file_path, comic_file_name = path.split(decoded_path)
+    #d = Directory.get_dir_from_path(comic_file_path)
+    #try:
+    #    book = ComicBook.objects.get(file_name=comic_file_name)
+    #except ComicBook.DoesNotExist:
+    #    book = ComicBook.process_comic_book(comic_file_name, d)
     status, _ = ComicStatus.objects.get_or_create(comic=book, user=request.user)
     status.unread = False
     status.last_read_page = page
@@ -202,7 +218,7 @@ def read_comic(request, comic_path, page):
     context = {
         'book': book,
         'orig_file_name': book.page_name(page),
-        'nav': book.nav(comic_path, page),
+        'nav': book.nav(page, request.user),
         'breadcrumbs': breadcrumbs,
         'menu': Menu(request.user),
         'title': title,
@@ -211,17 +227,10 @@ def read_comic(request, comic_path, page):
 
 
 @login_required
-def get_image(_, comic_path, page):
-    base_dir = Setting.objects.get(name='BASE_DIR').value
-    page = int(page)
-    decoded_path = urlsafe_base64_decode(comic_path).decode()
-    _, comic_file_name = path.split(decoded_path)
-    try:
-        book = ComicBook.objects.get(file_name=comic_file_name)
-    except ComicBook.DoesNotExist:
-        book = ComicBook.process_comic_book(base_dir, decoded_path, comic_file_name)
-    full_path = path.join(base_dir, decoded_path)
-    img, content = book.get_image(full_path, page)
+def get_image(_, comic_selector, page):
+    selector = uuid.UUID(bytes=urlsafe_base64_decode(comic_selector))
+    book = ComicBook.objects.get(selector=selector)
+    img, content = book.get_image(int(page))
     return HttpResponse(img.read(), content_type=content)