Add btc tip

.pylintrc

@@ -0,0 +1,597 @@
+[MASTER]
+
+# A comma-separated list of package or module names from where C extensions may
+# be loaded. Extensions are loading into the active Python interpreter and may
+# run arbitrary code.
+extension-pkg-whitelist=
+
+# Specify a score threshold to be exceeded before program exits with error.
+fail-under=10
+
+# Add files or directories to the blacklist. They should be base names, not
+# paths.
+ignore=CVS
+
+# Add files or directories matching the regex patterns to the blacklist. The
+# regex matches against base names, not paths.
+ignore-patterns=
+
+# Python code to execute, usually for sys.path manipulation such as
+# pygtk.require().
+#init-hook=
+
+# Use multiple processes to speed up Pylint. Specifying 0 will auto-detect the
+# number of processors available to use.
+jobs=1
+
+# Control the amount of potential inferred values when inferring a single
+# object. This can help the performance when dealing with large functions or
+# complex, nested conditions.
+limit-inference-results=100
+
+# List of plugins (as comma separated values of python module names) to load,
+# usually to register additional checkers.
+load-plugins=
+
+# Pickle collected data for later comparisons.
+persistent=yes
+
+# When enabled, pylint would attempt to guess common misconfiguration and emit
+# user-friendly hints instead of false-positive error messages.
+suggestion-mode=yes
+
+# Allow loading of arbitrary C extensions. Extensions are imported into the
+# active Python interpreter and may run arbitrary code.
+unsafe-load-any-extension=no
+
+
+[MESSAGES CONTROL]
+
+# Only show warnings with the listed confidence levels. Leave empty to show
+# all. Valid levels: HIGH, INFERENCE, INFERENCE_FAILURE, UNDEFINED.
+confidence=
+
+# Disable the message, report, category or checker with the given id(s). You
+# can either give multiple identifiers separated by comma (,) or put this
+# option multiple times (only on the command line, not in the configuration
+# file where it should appear only once). You can also use "--disable=all" to
+# disable everything first and then reenable specific checks. For example, if
+# you want to run only the similarities checker, you can use "--disable=all
+# --enable=similarities". If you want to run only the classes checker, but have
+# no Warning level messages displayed, use "--disable=all --enable=classes
+# --disable=W".
+disable=print-statement,
+        parameter-unpacking,
+        unpacking-in-except,
+        old-raise-syntax,
+        backtick,
+        long-suffix,
+        old-ne-operator,
+        old-octal-literal,
+        import-star-module-level,
+        non-ascii-bytes-literal,
+        raw-checker-failed,
+        bad-inline-option,
+        locally-disabled,
+        file-ignored,
+        suppressed-message,
+        useless-suppression,
+        deprecated-pragma,
+        use-symbolic-message-instead,
+        apply-builtin,
+        basestring-builtin,
+        buffer-builtin,
+        cmp-builtin,
+        coerce-builtin,
+        execfile-builtin,
+        file-builtin,
+        long-builtin,
+        raw_input-builtin,
+        reduce-builtin,
+        standarderror-builtin,
+        unicode-builtin,
+        xrange-builtin,
+        coerce-method,
+        delslice-method,
+        getslice-method,
+        setslice-method,
+        no-absolute-import,
+        old-division,
+        dict-iter-method,
+        dict-view-method,
+        next-method-called,
+        metaclass-assignment,
+        indexing-exception,
+        raising-string,
+        reload-builtin,
+        oct-method,
+        hex-method,
+        nonzero-method,
+        cmp-method,
+        input-builtin,
+        round-builtin,
+        intern-builtin,
+        unichr-builtin,
+        map-builtin-not-iterating,
+        zip-builtin-not-iterating,
+        range-builtin-not-iterating,
+        filter-builtin-not-iterating,
+        using-cmp-argument,
+        eq-without-hash,
+        div-method,
+        idiv-method,
+        rdiv-method,
+        exception-message-attribute,
+        invalid-str-codec,
+        sys-max-int,
+        bad-python3-import,
+        deprecated-string-function,
+        deprecated-str-translate-call,
+        deprecated-itertools-function,
+        deprecated-types-field,
+        next-method-defined,
+        dict-items-not-iterating,
+        dict-keys-not-iterating,
+        dict-values-not-iterating,
+        deprecated-operator-function,
+        deprecated-urllib-function,
+        xreadlines-attribute,
+        deprecated-sys-function,
+        exception-escape,
+        comprehension-escape,
+        invalid-name,
+        attribute-defined-outside-init
+
+# Enable the message, report, category or checker with the given id(s). You can
+# either give multiple identifier separated by comma (,) or put this option
+# multiple time (only on the command line, not in the configuration file where
+# it should appear only once). See also the "--disable" option for examples.
+enable=c-extension-no-member
+
+
+[REPORTS]
+
+# Python expression which should return a score less than or equal to 10. You
+# have access to the variables 'error', 'warning', 'refactor', and 'convention'
+# which contain the number of messages in each category, as well as 'statement'
+# which is the total number of statements analyzed. This score is used by the
+# global evaluation report (RP0004).
+evaluation=10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10)
+
+# Template used to display messages. This is a python new-style format string
+# used to format the message information. See doc for all details.
+#msg-template=
+
+# Set the output format. Available formats are text, parseable, colorized, json
+# and msvs (visual studio). You can also give a reporter class, e.g.
+# mypackage.mymodule.MyReporterClass.
+output-format=text
+
+# Tells whether to display a full report or only the messages.
+reports=no
+
+# Activate the evaluation score.
+score=yes
+
+
+[REFACTORING]
+
+# Maximum number of nested blocks for function / method body
+max-nested-blocks=5
+
+# Complete name of functions that never returns. When checking for
+# inconsistent-return-statements if a never returning function is called then
+# it will be considered as an explicit return statement and no message will be
+# printed.
+never-returning-functions=sys.exit
+
+
+[TYPECHECK]
+
+# List of decorators that produce context managers, such as
+# contextlib.contextmanager. Add to this list to register other decorators that
+# produce valid context managers.
+contextmanager-decorators=contextlib.contextmanager
+
+# List of members which are set dynamically and missed by pylint inference
+# system, and so shouldn't trigger E1101 when accessed. Python regular
+# expressions are accepted.
+generated-members=
+
+# Tells whether missing members accessed in mixin class should be ignored. A
+# mixin class is detected if its name ends with "mixin" (case insensitive).
+ignore-mixin-members=yes
+
+# Tells whether to warn about missing members when the owner of the attribute
+# is inferred to be None.
+ignore-none=yes
+
+# This flag controls whether pylint should warn about no-member and similar
+# checks whenever an opaque object is returned when inferring. The inference
+# can return multiple potential results while evaluating a Python object, but
+# some branches might not be evaluated, which results in partial inference. In
+# that case, it might be useful to still emit no-member and other checks for
+# the rest of the inferred objects.
+ignore-on-opaque-inference=yes
+
+# List of class names for which member attributes should not be checked (useful
+# for classes with dynamically set attributes). This supports the use of
+# qualified names.
+ignored-classes=optparse.Values,thread._local,_thread._local,SettingsContainer
+
+# List of module names for which member attributes should not be checked
+# (useful for modules/projects where namespaces are manipulated during runtime
+# and thus existing member attributes cannot be deduced by static analysis). It
+# supports qualified module names, as well as Unix pattern matching.
+ignored-modules=
+
+# Show a hint with possible names when a member name was not found. The aspect
+# of finding the hint is based on edit distance.
+missing-member-hint=yes
+
+# The minimum edit distance a name should have in order to be considered a
+# similar match for a missing member name.
+missing-member-hint-distance=1
+
+# The total number of similar names that should be taken in consideration when
+# showing a hint for a missing member.
+missing-member-max-choices=1
+
+# List of decorators that change the signature of a decorated function.
+signature-mutators=
+
+
+[LOGGING]
+
+# The type of string formatting that logging methods do. `old` means using %
+# formatting, `new` is for `{}` formatting.
+logging-format-style=old
+
+# Logging modules to check that the string format arguments are in logging
+# function parameter format.
+logging-modules=logging
+
+
+[SIMILARITIES]
+
+# Ignore comments when computing similarities.
+ignore-comments=yes
+
+# Ignore docstrings when computing similarities.
+ignore-docstrings=yes
+
+# Ignore imports when computing similarities.
+ignore-imports=no
+
+# Minimum lines number of a similarity.
+min-similarity-lines=4
+
+
+[FORMAT]
+
+# Expected format of line ending, e.g. empty (any line ending), LF or CRLF.
+expected-line-ending-format=
+
+# Regexp for a line that is allowed to be longer than the limit.
+ignore-long-lines=^\s*(# )?<?https?://\S+>?$
+
+# Number of spaces of indent required inside a hanging or continued line.
+indent-after-paren=4
+
+# String used as indentation unit. This is usually "    " (4 spaces) or "\t" (1
+# tab).
+indent-string='    '
+
+# Maximum number of characters on a single line.
+max-line-length=100
+
+# Maximum number of lines in a module.
+max-module-lines=1000
+
+# List of optional constructs for which whitespace checking is disabled. `dict-
+# separator` is used to allow tabulation in dicts, etc.: {1  : 1,\n222: 2}.
+# `trailing-comma` allows a space between comma and closing bracket: (a, ).
+# `empty-line` allows space-only lines.
+no-space-check=trailing-comma,
+               dict-separator
+
+# Allow the body of a class to be on the same line as the declaration if body
+# contains single statement.
+single-line-class-stmt=no
+
+# Allow the body of an if to be on the same line as the test if there is no
+# else.
+single-line-if-stmt=no
+
+
+[MISCELLANEOUS]
+
+# List of note tags to take in consideration, separated by a comma.
+notes=FIXME,
+      XXX,
+      TODO
+
+# Regular expression of note tags to take in consideration.
+#notes-rgx=
+
+
+[VARIABLES]
+
+# List of additional names supposed to be defined in builtins. Remember that
+# you should avoid defining new builtins when possible.
+additional-builtins=
+
+# Tells whether unused global variables should be treated as a violation.
+allow-global-unused-variables=yes
+
+# List of strings which can identify a callback function by name. A callback
+# name must start or end with one of those strings.
+callbacks=cb_,
+          _cb
+
+# A regular expression matching the name of dummy variables (i.e. expected to
+# not be used).
+dummy-variables-rgx=_+$|(_[a-zA-Z0-9_]*[a-zA-Z0-9]+?$)|dummy|^ignored_|^unused_
+
+# Argument names that match this expression will be ignored. Default to name
+# with leading underscore.
+ignored-argument-names=_.*|^ignored_|^unused_
+
+# Tells whether we should check for unused import in __init__ files.
+init-import=no
+
+# List of qualified module names which can have objects that can redefine
+# builtins.
+redefining-builtins-modules=six.moves,past.builtins,future.builtins,builtins,io
+
+
+[BASIC]
+
+# Naming style matching correct argument names.
+argument-naming-style=snake_case
+
+# Regular expression matching correct argument names. Overrides argument-
+# naming-style.
+#argument-rgx=
+
+# Naming style matching correct attribute names.
+attr-naming-style=snake_case
+
+# Regular expression matching correct attribute names. Overrides attr-naming-
+# style.
+#attr-rgx=
+
+# Bad variable names which should always be refused, separated by a comma.
+bad-names=foo,
+          bar,
+          baz,
+          toto,
+          tutu,
+          tata
+
+# Bad variable names regexes, separated by a comma. If names match any regex,
+# they will always be refused
+bad-names-rgxs=
+
+# Naming style matching correct class attribute names.
+class-attribute-naming-style=any
+
+# Regular expression matching correct class attribute names. Overrides class-
+# attribute-naming-style.
+#class-attribute-rgx=
+
+# Naming style matching correct class names.
+class-naming-style=PascalCase
+
+# Regular expression matching correct class names. Overrides class-naming-
+# style.
+#class-rgx=
+
+# Naming style matching correct constant names.
+const-naming-style=UPPER_CASE
+
+# Regular expression matching correct constant names. Overrides const-naming-
+# style.
+#const-rgx=
+
+# Minimum line length for functions/classes that require docstrings, shorter
+# ones are exempt.
+docstring-min-length=-1
+
+# Naming style matching correct function names.
+function-naming-style=snake_case
+
+# Regular expression matching correct function names. Overrides function-
+# naming-style.
+#function-rgx=
+
+# Good variable names which should always be accepted, separated by a comma.
+good-names=i,
+           j,
+           k,
+           ex,
+           Run,
+           _
+
+# Good variable names regexes, separated by a comma. If names match any regex,
+# they will always be accepted
+good-names-rgxs=
+
+# Include a hint for the correct naming format with invalid-name.
+include-naming-hint=no
+
+# Naming style matching correct inline iteration names.
+inlinevar-naming-style=any
+
+# Regular expression matching correct inline iteration names. Overrides
+# inlinevar-naming-style.
+#inlinevar-rgx=
+
+# Naming style matching correct method names.
+method-naming-style=snake_case
+
+# Regular expression matching correct method names. Overrides method-naming-
+# style.
+#method-rgx=
+
+# Naming style matching correct module names.
+module-naming-style=snake_case
+
+# Regular expression matching correct module names. Overrides module-naming-
+# style.
+#module-rgx=
+
+# Colon-delimited sets of names that determine each other's naming style when
+# the name regexes allow several styles.
+name-group=
+
+# Regular expression which should only match function or class names that do
+# not require a docstring.
+no-docstring-rgx=^_
+
+# List of decorators that produce properties, such as abc.abstractproperty. Add
+# to this list to register other decorators that produce valid properties.
+# These decorators are taken in consideration only for invalid-name.
+property-classes=abc.abstractproperty
+
+# Naming style matching correct variable names.
+variable-naming-style=snake_case
+
+# Regular expression matching correct variable names. Overrides variable-
+# naming-style.
+#variable-rgx=
+
+
+[STRING]
+
+# This flag controls whether inconsistent-quotes generates a warning when the
+# character used as a quote delimiter is used inconsistently within a module.
+check-quote-consistency=no
+
+# This flag controls whether the implicit-str-concat should generate a warning
+# on implicit string concatenation in sequences defined over several lines.
+check-str-concat-over-line-jumps=no
+
+
+[SPELLING]
+
+# Limits count of emitted suggestions for spelling mistakes.
+max-spelling-suggestions=4
+
+# Spelling dictionary name. Available dictionaries: none. To make it work,
+# install the python-enchant package.
+spelling-dict=
+
+# List of comma separated words that should not be checked.
+spelling-ignore-words=
+
+# A path to a file that contains the private dictionary; one word per line.
+spelling-private-dict-file=
+
+# Tells whether to store unknown words to the private dictionary (see the
+# --spelling-private-dict-file option) instead of raising a message.
+spelling-store-unknown-words=no
+
+
+[CLASSES]
+
+# List of method names used to declare (i.e. assign) instance attributes.
+defining-attr-methods=__init__,
+                      __new__,
+                      setUp,
+                      __post_init__
+
+# List of member names, which should be excluded from the protected access
+# warning.
+exclude-protected=_asdict,
+                  _fields,
+                  _replace,
+                  _source,
+                  _make
+
+# List of valid names for the first argument in a class method.
+valid-classmethod-first-arg=cls
+
+# List of valid names for the first argument in a metaclass class method.
+valid-metaclass-classmethod-first-arg=cls
+
+
+[DESIGN]
+
+# Maximum number of arguments for function / method.
+max-args=5
+
+# Maximum number of attributes for a class (see R0902).
+max-attributes=7
+
+# Maximum number of boolean expressions in an if statement (see R0916).
+max-bool-expr=5
+
+# Maximum number of branch for function / method body.
+max-branches=12
+
+# Maximum number of locals for function / method body.
+max-locals=15
+
+# Maximum number of parents for a class (see R0901).
+max-parents=7
+
+# Maximum number of public methods for a class (see R0904).
+max-public-methods=20
+
+# Maximum number of return / yield for function / method body.
+max-returns=6
+
+# Maximum number of statements in function / method body.
+max-statements=50
+
+# Minimum number of public methods for a class (see R0903).
+min-public-methods=2
+
+
+[IMPORTS]
+
+# List of modules that can be imported at any level, not just the top level
+# one.
+allow-any-import-level=
+
+# Allow wildcard imports from modules that define __all__.
+allow-wildcard-with-all=no
+
+# Analyse import fallback blocks. This can be used to support both Python 2 and
+# 3 compatible code, which means that the block might have code that exists
+# only in one or another interpreter, leading to false positives when analysed.
+analyse-fallback-blocks=no
+
+# Deprecated modules which should not be used, separated by a comma.
+deprecated-modules=optparse,tkinter.tix
+
+# Create a graph of external dependencies in the given file (report RP0402 must
+# not be disabled).
+ext-import-graph=
+
+# Create a graph of every (i.e. internal and external) dependencies in the
+# given file (report RP0402 must not be disabled).
+import-graph=
+
+# Create a graph of internal dependencies in the given file (report RP0402 must
+# not be disabled).
+int-import-graph=
+
+# Force import order to recognize a module as part of the standard
+# compatibility libraries.
+known-standard-library=
+
+# Force import order to recognize a module as part of a third party library.
+known-third-party=enchant
+
+# Couples of modules and preferred modules, separated by a comma.
+preferred-modules=
+
+
+[EXCEPTIONS]
+
+# Exceptions that will emit a warning when being caught. Defaults to
+# "BaseException, Exception".
+overgeneral-exceptions=BaseException,
+                       Exception

zerobin/cli.py

@@ -34,7 +34,6 @@ def runserver(
     data_dir="",
     debug=None,
     version=False,
-    paste_id_length=None,
     server="paste",
 ):
     if version:
@@ -42,22 +41,32 @@ def runserver(
         sys.exit(0)
 
     try:
-        settings, app = get_app(debug=debug, config_dir=config_dir, data_dir=data_dir,)
+        updated_settings, app = get_app(
+            debug=debug, config_dir=config_dir, data_dir=data_dir,
+        )
     except SettingsValidationError as err:
-        print("Configuration error: %s" % err.message, file=sys.stderr)
+        print("Configuration error: %s" % err, file=sys.stderr)
         sys.exit(1)
 
-    settings.HOST = host or os.environ.get("ZEROBIN_HOST", settings.HOST)
-    settings.PORT = port or os.environ.get("ZEROBIN_PORT", settings.PORT)
+    updated_settings.HOST = host or os.environ.get(
+        "ZEROBIN_HOST", updated_settings.HOST
+    )
+    updated_settings.PORT = port or os.environ.get(
+        "ZEROBIN_PORT", updated_settings.PORT
+    )
 
-    if settings.DEBUG:
+    if updated_settings.DEBUG:
         print(f"Admin URL: {settings.ADMIN_URL}")
         print()
         run(
-            app, host=settings.HOST, port=settings.PORT, reloader=True, server=server,
+            app,
+            host=updated_settings.HOST,
+            port=updated_settings.PORT,
+            reloader=True,
+            server=server,
         )
     else:
-        run(app, host=settings.HOST, port=settings.PORT, server=server)
+        run(app, host=settings.HOST, port=updated_settings.PORT, server=server)
 
 
 # The regex parse the url and separate the paste's id from the decription key

zerobin/default_settings.py

@@ -32,3 +32,5 @@ REFRESH_COUNTER = 60  # in seconds
 # for PASTE_ID_LENGTH=8, for example, it's 2^(6*8) = 281 474 976 710 656
 PASTE_ID_LENGTH = 8
 
+# The Bitcoin address displayed in the paste if the author didn't chose one
+DEFAULT_BTC_TIP_ADDRESS = "bc1q4x6nwp56s9enmwtsa8um0gywpxdzeyrdluga04"

zerobin/paste.py

@@ -1,7 +1,3 @@
-# coding: utf-8
-
-from __future__ import unicode_literals, absolute_import
-
 import os
 import hashlib
 import base64
@@ -12,7 +8,7 @@ from datetime import datetime, timedelta
 
 import bleach
 
-from zerobin.utils import settings, to_ascii, as_unicode, safe_open as open
+from zerobin.utils import settings
 
 
 class Paste(object):
@@ -21,7 +17,7 @@ class Paste(object):
         calculation of the expiration date.
     """
 
-    DIR_CACHE = set()
+    DIR_CACHE: set = set()
 
     DURATIONS = {
         "1_day": 24 * 3600,
@@ -30,12 +26,19 @@ class Paste(object):
     }
 
     def __init__(
-        self, uuid=None, uuid_length=None, content=None, expiration=None, title=""
+        self,
+        uuid=None,
+        uuid_length=None,
+        content=None,
+        expiration=None,
+        title="",
+        btc_tip_address="",
     ):
 
         self.content = content
         self.expiration = self.get_expiration(expiration)
         self.title = bleach.clean(title, strip=True)[:60]
+        self.btc_tip_address = bleach.clean(btc_tip_address, strip=True)[:50]
 
         if not uuid:
             # generate the uuid from the decoded content by hashing it
@@ -120,6 +123,7 @@ class Paste(object):
             expiration=expiration,
             content=content,
             title=" ".join(metadata.get("title", "").split()),
+            btc_tip_address=" ".join(metadata.get("btc_tip_address", "").split()),
         )
 
     @classmethod
@@ -184,14 +188,18 @@ class Paste(object):
         if "burn_after_reading" == self.expiration:
             expiration = self.expiration + "#%s" % datetime.now()  # TODO: use UTC dates
         else:
-            expiration = as_unicode(self.expiration)
+            expiration = str(self.expiration)
 
         # write the paste
         with open(self.path, "w") as f:
             f.write(expiration + "\n")
             f.write(self.content + "\n")
+            metadata = {}
             if self.title:
-                f.write(json.dumps({"title": self.title}) + "\n")
+                metadata["title"] = self.title
+            if self.btc_tip_address:
+                metadata["btc_tip_address"] = self.btc_tip_address
+            f.write(json.dumps(metadata) + "\n")
 
         return self
 

zerobin/routes.py

@@ -130,12 +130,14 @@ def create_paste():
 
     expiration = request.forms.get("expiration", "burn_after_reading")
     title = request.forms.get("title", "")
+    btc_tip_address = request.forms.get("btcTipAddress", "")
 
     paste = Paste(
         expiration=expiration,
         content=content,
         uuid_length=settings.PASTE_ID_LENGTH,
         title=title,
+        btc_tip_address=btc_tip_address,
     )
     paste.save()
 

zerobin/static/js/behavior.js

@@ -34,11 +34,13 @@ const app = new Vue({
       content: '',
       downloadLink: {},
       title: '',
+      btcTipAddress: ''
     },
     newPaste: {
       expiration: '1_day',
       content: '',
       title: '',
+      btcTipAddress: ''
     },
     messages: [],
     /** Check for browser support of the named featured. Store the result
@@ -118,11 +120,15 @@ const app = new Vue({
 
       document.querySelector('.submit-form').style.display = "inherit";
       document.querySelector('.paste-form').style.display = "none";
-      document.querySelector('h1').style.display = "none";
+      let title = document.querySelector('h1');
+      if (title) {
+        title.style.display = "none";
+      }
       let content = document.getElementById('content');
       content.value = zerobin.getPasteContent();
       content.dispatchEvent(new Event('change'));
       this.newPaste.title = this.currentPaste.title;
+      this.newPaste.btcTipAddress = this.currentPaste.btcTipAddress;
     },
 
     handleCancelClone: () => {
@@ -241,7 +247,8 @@ const app = new Vue({
               var data = {
                 content: content,
                 expiration: app.newPaste.expiration,
-                title: app.newPaste.title
+                title: app.newPaste.title,
+                btcTipAddress: app.newPaste.btcTipAddress
               };
               var sizebytes = zerobin.count(JSON.stringify(data));
               var oversized = sizebytes > zerobin.max_size; // 100kb - the others header information
@@ -867,6 +874,11 @@ window.onload = function () {
     app.currentPaste.title = title.innerText;
   }
 
+  let btcTipAddress = document.querySelector('.btc-tip-address a');
+  if (btcTipAddress) {
+    app.currentPaste.btcTipAddress = btcTipAddress.innerText;
+  }
+
 }
 
 /* Display previous pastes */

zerobin/utils.py

@@ -1,8 +1,5 @@
-import codecs
-import unicodedata
 import hashlib
 import secrets
-from functools import partial
 
 from pathlib import Path
 
@@ -35,12 +32,12 @@ class SettingsContainer(object):
             cls._instance.update_with_module(default_settings)
         return cls._instance
 
-    def update_with_dict(self, dict):
+    def update_with_dict(self, mapping):
         """
             Update settings with values from the given mapping object.
             (Taking only variable with uppercased name)
         """
-        for name, value in dict.items():
+        for name, value in mapping.items():
             if name.isupper():
                 setattr(self, name, value)
         return self
@@ -58,43 +55,22 @@ class SettingsContainer(object):
             Create an instance of SettingsContainer with values based
             on the one in the passed module.
         """
-        settings = cls()
-        settings.update_with_module(module)
-        return settings
+        params = cls()
+        params.update_with_module(module)
+        return params
 
     def update_with_file(self, filepath):
         """
             Update settings with values from the given module file.
             Uses update_with_dict() behind the scenes.
         """
-        settings = run_path(filepath)
-        return self.update_with_dict(settings)
+        params = run_path(filepath)
+        return self.update_with_dict(params)
 
 
 settings = SettingsContainer()
 
 
-def to_ascii(utext):
-    """ Take a unicode string and return ascii bytes.
-
-        Try to replace non ASCII char by similar ASCII char. If it can't,
-        replace it with "?".
-    """
-    return unicodedata.normalize("NFKD", utext).encode("ascii", "replace")
-
-
-# Make sure to always specify encoding when using open in Python 2 or 3
-safe_open = partial(codecs.open, encoding="utf8")
-
-
-def as_unicode(obj):
-    """ Return the unicode representation of an object """
-    try:
-        return unicode(obj)
-    except NameError:
-        return str(obj)
-
-
 def ensure_app_context(data_dir=None, config_dir=None):
     """ Ensure all the variable things we generate are available.
 

zerobin/views/home.tpl

@@ -32,9 +32,19 @@
     </div>
     <textarea rows="10" style="width:100%;" class="form-control" id="content" name="content" autofocus
       @keydown.ctrl.enter="encryptAndSendPaste()"></textarea>
-    <input type="text" class="paste-excerpt" name="paste-excerpt"
-      placeholder="Optional paste title. This part is NOT encrypted: anything you type here will be visible by anyone"
-      v-model="newPaste.title" maxlength="60">
+    <p>
+      <input type="text" class="paste-excerpt" name="paste-excerpt"
+        placeholder="Optional paste title. This part is NOT encrypted: anything you type here will be visible by anyone"
+        v-model="newPaste.title" maxlength="60">
+    </p>
+    <div class="input-group mb-3">
+      <div class="input-group-prepend">
+        <span class="input-group-text" id="basic-addon1">BTC tip</span>
+      </div>
+      <input type="text" class="form-control paste-btc-tip-address" name="paste-btc-tip-address"
+        placeholder="Put a BTC address to ask for a tip. Leave it empty to let us use our."
+        v-model="newPaste.btcTipAddress" maxlength="50">
+    </div>
   </div>
 
   <div class="form-group select-date paste-option down" v-if="displayBottomToolBar">

zerobin/views/paste.tpl

@@ -64,6 +64,11 @@
       </div>
     </div>
 
+    <div class="btc-tip-address">
+      Tip in bitcoin: <a
+        href="bitcoin:{{ paste.btc_tip_address or  settings.DEFAULT_BTC_TIP_ADDRESS }}">{{ paste.btc_tip_address or settings.DEFAULT_BTC_TIP_ADDRESS}}</a>
+    </div>
+
     <div class="d-flex justify-content-between down">
       <div v-if="currentPaste.ownerKey">
         <button class="btn btn-clone btn-secondary" @click="handleDeletePaste()">Delete Paste</button>
@@ -120,9 +125,22 @@
     <div>
       <textarea rows="10" style="width:100%;" class=" form-control" @keydown.ctrl.enter="encryptAndSendPaste()"
         id="content" name="content"></textarea>
-      <input type="text" class="paste-excerpt" name="paste-excerpt"
-        placeholder="Optional paste title. This part is NOT encrypted: anything you type here will be visible by anyone"
-        v-model="newPaste.title" maxlength="60">
+      <p>
+        <input type="text" class="paste-excerpt" name="paste-excerpt"
+          placeholder="Optional paste title. This part is NOT encrypted: anything you type here will be visible by anyone"
+          v-model="newPaste.title" maxlength="60">
+      </p>
+      <p>
+
+        <div class="input-group mb-3">
+          <div class="input-group-prepend">
+            <span class="input-group-text" id="basic-addon1">BTC tip</span>
+          </div>
+          <input type="text" class="form-control paste-btc-tip-address" name="paste-btc-tip-address"
+            placeholder="Put a BTC address to ask for a tip" v-model="newPaste.btcTipAddress" maxlength="50">
+        </div>
+
+      </p>
     </div>
 
     <div class="d-flex justify-content-between" v-if="displayBottomToolBar">>