Intro to ExtraTools

It a bundle that contains some usefull symfony2 tools.

Warning

The bcc:trans:update command had been merged into the framework and thus won’t be maintained here anymore. The new name is translation:extract.

Features:

• a bcc:trans:update command that extract all your missing i18n message from your twig templates and saves into yaml, xliff, php or pot translation files.
• a twig extension that translates dates and contries
• a date formatter that formats and translates dates and also parses multiple forms of localized date string
• a unit converter that is ignly extensible and convert units

Installation and configuration:

Get the bundle

Add to your /deps file :

[BCCExtraToolsBundle]
    git=http://github.com/michelsalib/BCCExtraToolsBundle.git
    target=/bundles/BCC/ExtraToolsBundle

And make a php bin/vendors install.

Register the namespace

<?php

    // app/autoload.php
    $loader->registerNamespaces(array(
        'BCC' => __DIR__.'/../vendor/bundles',
        // your other namespaces
    ));

Add ExtraToolsBundle to your application kernel

<?php

    // app/AppKernel.php
    public function registerBundles()
    {
        return array(
            // ...
            new BCCExtraToolsBundleBCCExtraToolsBundle(),
            // ...
        );
    }

Register the twig extension

If you want to use the twig extension you must have the apache intl module installed.
Add to your config.yml:

#BCC configuration
services:
    bcc.twig.extension:
        class: BCCExtraToolsBundleTwigTwigExtension
        tags:
            -  { name: twig.extension }

Usage examples:

bcc:trans:update command example

You now have the new command. You can use it as follows:

• To extract messages from your bundle and display in the console:
  bcc:trans:update --dump-messages fr MyBundle
• You can save them to the MyBundleResourcestranslations directory:
  bcc:trans:update --force fr MyBundle
• In another language:
  bcc:trans:update --force en MyBundle
• Specify the output format with the --output-format option (either yml, xliff, php or pot):
  bcc:trans:update --output-format="xliff" --force en MyBundle
• Change the prefix used for newly added messages with the --prefix option:
  bcc:trans:update --output-format="xliff" --force --prefix='myprefix' en MyBundle

Twig extensions examples

Translate a date value :

• {{ user.createdAt | localeDate }} to have a medium date and no time, in the current locale
• {{ user.createdAt | localeDate('long','medium') }} to have a long date and medium time, in the current locale

Translate a contry :

• {{ user.country | country }} to have the country, in the current locale
• {{ user.country | country('c ountry does not exist') }} Define the returned value if the country does not exist

DateFormatter examples

Get the service:

<?php

$dateFormatter = $container->get('bcc_extra_tools.date_formatter');

Parse a date:

<?php

$date = $dateFormatter->parse('November 1, 2011', 'en'); // obtains a datetime instance

Format a date:

<?php

echo $dateFormatter->format($date, 'long', 'none', 'fr'); // echoes : "1 novembre 2011"

Note that the locale parameter (here ‘fr’ and ‘en’) are optionnal, default is the current locale.

Unit converter examples

Get the service:

<?php

$unitConverter = $container->get('bcc_extra_tools.unit_converter');

Convert a value:

<?php

echo $unitConverter->parse(1000, 'm', 'km'); // echoes : 1

Guess the source unit:

<?php

echo $unitConverter->parse('1h', 'm'); // echoes : 60

More examples in the tests: ./Tests/Util/UnitConverterTest.