Fundraising in PDF.

[wolnelektury.git] / src / catalogue / utils.py

diff --git a/src/catalogue/utils.py b/src/catalogue/utils.py
index d17ead0..267d6be 100644 (file)
--- a/src/catalogue/utils.py
+++ b/src/catalogue/utils.py
@@ -1,5 +1,5 @@
-# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
 import hashlib
 import os.path
@@ -11,13 +11,15 @@ from collections import defaultdict
 from errno import EEXIST, ENOENT
 from fcntl import flock, LOCK_EX
 from os import mkdir, path, unlink
+from urllib.parse import urljoin
 from zipfile import ZipFile
 
+from django.apps import apps
 from django.conf import settings
 from django.core.files.storage import DefaultStorage
 from django.core.files.uploadedfile import UploadedFile
 from django.http import HttpResponse
-from django.utils.encoding import force_text
+from django.utils.encoding import force_str
 
 from reporting.utils import read_chunks
 
@@ -95,7 +97,7 @@ class LockFile(object):
 
 
 # @task
-def create_zip(paths, zip_slug):
+def create_zip(paths, zip_slug, file_contents=None):
     """
     Creates a zip in MEDIA_ROOT/zip directory containing files from path.
     Resulting archive filename is ${zip_slug}.zip
@@ -119,6 +121,9 @@ def create_zip(paths, zip_slug):
                     if arcname is None:
                         arcname = path.basename(p)
                     zipf.write(p, arcname)
+                if file_contents:
+                    for arcname, content in file_contents.items():
+                        zipf.writestr(arcname, content)
             finally:
                 zipf.close()
 
@@ -195,7 +200,7 @@ def truncate_html_words(s, num, end_text='...'):
 
     This is just a version of django.utils.text.truncate_html_words with no space before the end_text.
     """
-    s = force_text(s)
+    s = force_str(s)
     length = int(num)
     if length <= 0:
         return ''
@@ -303,13 +308,29 @@ def delete_from_cache_by_language(cache, key_template):
 
 
 def gallery_path(slug):
-    return os.path.join(settings.MEDIA_ROOT, settings.IMAGE_DIR, slug)
+    return os.path.join(settings.MEDIA_ROOT, settings.IMAGE_DIR, slug) + '/'
 
 
 def gallery_url(slug):
     return '%s%s%s/' % (settings.MEDIA_URL, settings.IMAGE_DIR, slug)
 
 
+def absolute_url(url):
+    Site = apps.get_model('sites', 'Site')
+    site = Site.objects.get_current()
+    base_url = '%s://%s' % (
+        'https' if settings.SESSION_COOKIE_SECURE else 'http',
+        site.domain
+    )
+    return urljoin(base_url, url)
+
+
 def get_mp3_length(path):
     from mutagen.mp3 import MP3
     return int(MP3(path).info.length)
+
+
+def set_file_permissions(self, fieldfile):
+    if fieldfile.instance.preview:
+        fieldfile.set_readable(False)
+