char0n / django-brevisurl

Django app for shortening urls
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django-brevisurl

django-brevisurl is django app for shortening urls. Brevis is a latin word, which means short, so the name brevisurl == shorturl or url shortener. The actual creating of short url is handled by the shortening backend.

Requirements

Installation

Install via pypi or copy this module into your project or into your PYTHONPATH.

Put brevisurl into INSTALLED_APPS in your projects settings.py file

::

INSTALLED_APPS = ( 'localeurl', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.sites', 'django.contrib.admin', 'django.contrib.sitemaps', 'web', 'debug_toolbar', 'rosetta', 'south', 'brevisurl' )

Run syncdb command to create database tables from brevisurl models

::

python manage.py syncdb

Configuration

django settings.py constants

::

Setting for default brevis backend

BREVISURL_BACKEND = 'brevisurl.backends.local.BrevisUrlBackend' # Default is 'brevisurl.backends.local.BrevisUrlBackend'

This bypasses Django Site framework and settings.SITE_ID; if set, brevisurl don't use Django Site framework

but uses this settings insted to generate absolute urls

BREVISURL_BACKEND_LOCAL_DOMAIN = 'http://brevisurl.net/' # Default is None

Characters that are used to generate tokens for local backend.

BREVISURL_LOCAL_BACKEND_TOKEN_CHARS = list(string.ascii_letters + string.digits)

Settings for maximum length for original url (including GET query parameters)

BREVISURL_LOCAL_ORIGINAL_URL_MAX_LENGTH = 200

Settings for token length.

BREVISURL_LOCAL_BACKEND_TOKEN_LENGTH = 5

Settings for url pattern.

BREVISURL_LOCAL_BACKEND_URL_PATTERN = r'^(?P[a-zA-Z0-9]{' + str(LOCAL_BACKEND_TOKEN_LENGTH) + r'})$'

Protocol for local backend.

BREVISURL_LOCAL_BACKEND_DOMAIN_PROTOCOL = getattr(settings, 'BREVISURL_LOCAL_BACKEND_DOMAIN_PROTOCOL', 'http')

Append brevisurl url patterns to your urls.py at the end of module, if you're using local backend

::

urlpatterns += patterns('',

brevisurl urls

 (r'^', include('brevisurl.urls'))

)

To be able to access brevisurl settings add brevisurl.context_processors.brevisurl_data to your context processors

::

TEMPLATE_CONTEXT_PROCESSORS = ( 'django.contrib.auth.context_processors.auth', 'django.core.context_processors.debug', 'django.core.context_processors.request', 'django.contrib.messages.context_processors.messages', 'brevisurl.context_processors.brevisurl_data' )

Configure site framework

This setting is important for local backend only. At least one Site object must be created and configured as current via settings.SITE_ID. For development/production switching I suggest you to use configuration like this. Setting is also important while using absurl templatag. Domain for absolute url is generated from current Site object.

::

if DEBUG: SITE_ID = 2 # pk for Site object containing your development domain e.g. 'localhost:8000' else: SITE_ID = 1 # pk for Site object containing your production domain e.g. 'www.production.net'

Examples

Example 1

Using programmatic approach

::

from brevisurl import get_connection

connection = get_connection() short_url_obj = connection.shorten_url('http://www.codescale.net/') print short_url_obj.shortened_url

Example 2

Using programmatic approach with shortcut

::

from brevisurl import shorten_url

shor_url_obj = shorten_url('http://www.codescale.net/') print shor_url_obj.shortened_url

Example 3

Using brevisurl in templates via filter approach

::

{% load brevisurltags %} {% url homepage as homepage_url %} {{ homepage_url|shorten_url }}

Example 4

Using brevisurl in templates with filtered tag approach. brevisurl comes with special tag called absurl that works exactly the same as url django tag but prepends protocol + domain in front of resovled url path.

::

{% load brevisurltags %} {% absurl homepage as homepage_url %} {{ homepage_url|shorten_url }}

Tests

Tested on evnironment

Running tests

To run the test run command: ::

$ python manage.py test brevisurl

Development setup

::

$ make bootstrap $ python manage.py test brevisurl

Tests

Tested on evnironment

Running tests

To run the tests, execute one of the following command:::

$ python manage.py test brevisurl

Or:::

$ make test

Author

| char0n (Vladimír Gorej, CodeScale s.r.o.) | email: gorej@codescale.net | web: http://www.codescale.net/

References