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Yii Framework i18n – Internationalisation

Yii Framework i18n – Internationalisation. Cass Surek cass@surek.co.uk. Motivation. Expand product reach Cater for multiple markets Improve usability. i 18n - Internationalisation. Software design process Multiple targets Multiple languages Multiple regions Avoid structural changes

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Yii Framework i18n – Internationalisation

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  1. Yii Frameworki18n – Internationalisation Cass Surek cass@surek.co.uk

  2. Motivation • Expand product reach • Cater for multiple markets • Improve usability

  3. i18n - Internationalisation • Software design process • Multiple targets • Multiple languages • Multiple regions • Avoid structural changes • i + 18 letters + n – coined by DEC in the ’70s

  4. L10n - Localisation • Software adaptation process • Based on internationalised software • Use of locales • Term translation

  5. Yii support for i18n + L10n • Locale and language • Translation • Date and Time Formatting • Number Formatting

  6. Locale • CLocale class– e.g. Yii::app()->locale->dateFormat • Locale codes: en_us, pt_br, en_gb, es (standardised lowercase) • Provides locale specific parameters • Date format • Currency symbols • Month names • Etc

  7. Language • Active locale setup on config file or at runtime • Alters error messages to target language Target Language 1 (pt_br) Source Language (en_us) Target Language 2 (es) Target Language 3 (fr_fr)

  8. Activation - setup • Config file • /protected/config/main.php • Array(‘sourceLanguage’=>’en_gb’, ‘language’=>’pt_br’) • Runtime • Yii::app()->language= ‘pt_br’;

  9. Translation • Messages • Views

  10. Translation - Messages Storage formats • CPhpMessageSource (protected/messages) • CGettextMessageSource (GNU Gettextfiles) • CDbMessageSource (term tables) • Yii::t(’category', 'Path alias "{alias}" is redefined.’, array('{alias}'=>$alias))

  11. Translation - Views • CApplication::findLocalizedFile() – returns language view file name if exists • protected/views/ControllerID/zh_cn/edit.php • Also used for images and data files

  12. Date and Time Formatting • CDateFormatterclass • Yii::app()->dateFormatter • Uses current locale format • Example • Yii::app()->dateFormatter->formatDateTime(time())

  13. Number Formatting • CNumberFormatterclass • Yii::app()->numberFormatter • Uses current locale format • Example • Yii::app()->numberFormatter->formatDecimal("8495873.00")

  14. DEMO

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