logging clean-up

- moved most constants to separate file
- sorted and cleaned-up imports
- moved logging setup to separate file

cps/constants.py

@@ -2,7 +2,7 @@
 # -*- coding: utf-8 -*-
 
 #   This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
-#     Copyright (C) 2019 OzzieIsaacs
+#     Copyright (C) 2019 OzzieIsaacs, pwr
 #
 #   This program is free software: you can redistribute it and/or modify
 #   it under the terms of the GNU General Public License as published by
@@ -17,10 +17,99 @@
 #   You should have received a copy of the GNU General Public License
 #   along with this program. If not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import division, print_function, unicode_literals
+import sys
+import os
 from collections import namedtuple
 
+
+BASE_DIR            = sys.path[0]
+STATIC_DIR          = os.path.join(BASE_DIR, 'cps', 'static')
+TEMPLATES_DIR       = os.path.join(BASE_DIR, 'cps', 'templates')
+TRANSLATIONS_DIR    = os.path.join(BASE_DIR, 'cps', 'translations')
+CONFIG_DIR          = os.environ.get('CALIBRE_DBPATH', BASE_DIR)
+
+
+ROLE_USER               = 0 << 0
+ROLE_ADMIN              = 1 << 0
+ROLE_DOWNLOAD           = 1 << 1
+ROLE_UPLOAD             = 1 << 2
+ROLE_EDIT               = 1 << 3
+ROLE_PASSWD             = 1 << 4
+ROLE_ANONYMOUS          = 1 << 5
+ROLE_EDIT_SHELFS        = 1 << 6
+ROLE_DELETE_BOOKS       = 1 << 7
+ROLE_VIEWER             = 1 << 8
+
+ALL_ROLES = {
+                "admin_role": ROLE_ADMIN,
+                "download_role": ROLE_DOWNLOAD,
+                "upload_role": ROLE_UPLOAD,
+                "edit_role": ROLE_EDIT,
+                "passwd_role": ROLE_PASSWD,
+                "edit_shelf_role": ROLE_EDIT_SHELFS,
+                "delete_role": ROLE_DELETE_BOOKS,
+                "viewer_role": ROLE_VIEWER,
+            }
+
+DETAIL_RANDOM           = 1 <<  0
+SIDEBAR_LANGUAGE        = 1 <<  1
+SIDEBAR_SERIES          = 1 <<  2
+SIDEBAR_CATEGORY        = 1 <<  3
+SIDEBAR_HOT             = 1 <<  4
+SIDEBAR_RANDOM          = 1 <<  5
+SIDEBAR_AUTHOR          = 1 <<  6
+SIDEBAR_BEST_RATED      = 1 <<  7
+SIDEBAR_READ_AND_UNREAD = 1 <<  8
+SIDEBAR_RECENT          = 1 <<  9
+SIDEBAR_SORTED          = 1 << 10
+MATURE_CONTENT          = 1 << 11
+SIDEBAR_PUBLISHER       = 1 << 12
+SIDEBAR_RATING          = 1 << 13
+SIDEBAR_FORMAT          = 1 << 14
+
+ADMIN_USER_ROLES        = (ROLE_VIEWER << 1) - 1 - (ROLE_ANONYMOUS | ROLE_EDIT_SHELFS)
+ADMIN_USER_SIDEBAR      = (SIDEBAR_FORMAT << 1) - 1
+
+UPDATE_STABLE       = 0 << 0
+AUTO_UPDATE_STABLE  = 1 << 0
+UPDATE_NIGHTLY      = 1 << 1
+AUTO_UPDATE_NIGHTLY = 1 << 2
+
+LOGIN_STANDARD      = 0
+LOGIN_LDAP          = 1
+LOGIN_OAUTH_GITHUB  = 2
+LOGIN_OAUTH_GOOGLE  = 3
+
+
+DEFAULT_PASSWORD    = "admin123"
+DEFAULT_PORT        = 8083
+try:
+    env_CALIBRE_PORT = os.environ.get("CALIBRE_PORT", DEFAULT_PORT)
+    DEFAULT_PORT = int(env_CALIBRE_PORT)
+except ValueError:
+    print('Environment variable CALIBRE_PORT has invalid value (%s), faling back to default (8083)' % env_CALIBRE_PORT)
+del env_CALIBRE_PORT
+
+
+EXTENSIONS_AUDIO    = {'mp3', 'm4a', 'm4b'}
+EXTENSIONS_CONVERT  = {'pdf', 'epub', 'mobi', 'azw3', 'docx', 'rtf', 'fb2', 'lit', 'lrf', 'txt', 'htmlz', 'rtf', 'odt'}
+EXTENSIONS_UPLOAD   = {'txt', 'pdf', 'epub', 'mobi', 'azw', 'azw3', 'cbr', 'cbz', 'cbt', 'djvu', 'prc', 'doc', 'docx',
+                       'fb2', 'html', 'rtf', 'odt', 'mp3',  'm4a', 'm4b'}
+# EXTENSIONS_READER = set(['txt', 'pdf', 'epub', 'zip', 'cbz', 'tar', 'cbt'] +
+#                         (['rar','cbr'] if feature_support['rar'] else []))
+
+
+def has_flag(value, bit_flag):
+    return bit_flag == (bit_flag & (value or 0))
+
+
 """
  :rtype: BookMeta
 """
 BookMeta = namedtuple('BookMeta', 'file_path, extension, title, author, cover, description, tags, series, '
                                   'series_id, languages')
+
+
+# clean-up the module namespace
+del sys, os, namedtuple