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Diffstat (limited to 'guides/source/i18n.md')
| -rw-r--r-- | guides/source/i18n.md | 44 |
1 files changed, 32 insertions, 12 deletions
diff --git a/guides/source/i18n.md b/guides/source/i18n.md index f6cbc1823a..27f11ebbee 100644 --- a/guides/source/i18n.md +++ b/guides/source/i18n.md @@ -1,3 +1,5 @@ +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** + Rails Internationalization (I18n) API ===================================== @@ -199,7 +201,7 @@ end If your application includes a locale switching menu, you would then have something like this in it: ```ruby -link_to("Deutsch", "#{APP_CONFIG[:deutsch_website_url]}#{request.env['REQUEST_URI']}") +link_to("Deutsch", "#{APP_CONFIG[:deutsch_website_url]}#{request.env['PATH_INFO']}") ``` assuming you would set `APP_CONFIG[:deutsch_website_url]` to some value like `http://www.application.de`. @@ -528,7 +530,7 @@ Thus the following calls are equivalent: ```ruby I18n.t 'activerecord.errors.messages.record_invalid' -I18n.t 'errors.messages.record_invalid', scope: :active_record +I18n.t 'errors.messages.record_invalid', scope: :activerecord I18n.t :record_invalid, scope: 'activerecord.errors.messages' I18n.t :record_invalid, scope: [:activerecord, :errors, :messages] ``` @@ -586,6 +588,26 @@ you can look up the `books.index.title` value **inside** `app/views/books/index. NOTE: Automatic translation scoping by partial is only available from the `translate` view helper method. +"Lazy" lookup can also be used in controllers: + +```yaml +en: + books: + create: + success: Book created! +``` + +This is useful for setting flash messages for instance: + +```ruby +class BooksController < ApplicationController + def create + # ... + redirect_to books_url, notice: t('.success') + end +end +``` + ### Interpolation In many cases you want to abstract your translations so that **variables can be interpolated into the translation**. For this reason the I18n API provides an interpolation feature. @@ -626,7 +648,7 @@ entry[count == 1 ? 0 : 1] I.e. the translation denoted as `:one` is regarded as singular, the other is used as plural (including the count being zero). -If the lookup for the key does not return a Hash suitable for pluralization, an `18n::InvalidPluralizationData` exception is raised. +If the lookup for the key does not return a Hash suitable for pluralization, an `I18n::InvalidPluralizationData` exception is raised. ### Setting and Passing a Locale @@ -685,7 +707,7 @@ you can safely pass the username as set by the user: ```erb <%# This is safe, it is going to be escaped if needed. %> -<%= t('welcome_html', username: @current_user.username %> +<%= t('welcome_html', username: @current_user.username) %> ``` Safe strings on the other hand are interpolated verbatim. @@ -807,7 +829,7 @@ So, for example, instead of the default error message `"cannot be blank"` you co | validation | with option | message | interpolation | | ------------ | ------------------------- | ------------------------- | ------------- | -| confirmation | - | :confirmation | - | +| confirmation | - | :confirmation | attribute | | acceptance | - | :accepted | - | | presence | - | :blank | - | | absence | - | :present | - | @@ -827,6 +849,7 @@ So, for example, instead of the default error message `"cannot be blank"` you co | numericality | :equal_to | :equal_to | count | | numericality | :less_than | :less_than | count | | numericality | :less_than_or_equal_to | :less_than_or_equal_to | count | +| numericality | :other_than | :other_than | count | | numericality | :only_integer | :not_an_integer | - | | numericality | :odd | :odd | - | | numericality | :even | :even | - | @@ -1007,7 +1030,7 @@ In other contexts you might want to change this behavior, though. E.g. the defau module I18n class JustRaiseExceptionHandler < ExceptionHandler def call(exception, locale, key, options) - if exception.is_a?(MissingTranslation) + if exception.is_a?(MissingTranslationData) raise exception.to_exception else super @@ -1024,7 +1047,7 @@ This would re-raise only the `MissingTranslationData` exception, passing all oth However, if you are using `I18n::Backend::Pluralization` this handler will also raise `I18n::MissingTranslationData: translation missing: en.i18n.plural.rule` exception that should normally be ignored to fall back to the default pluralization rule for English locale. To avoid this you may use additional check for translation key: ```ruby -if exception.is_a?(MissingTranslation) && key.to_s != 'i18n.plural.rule' +if exception.is_a?(MissingTranslationData) && key.to_s != 'i18n.plural.rule' raise exception.to_exception else super @@ -1070,11 +1093,8 @@ Resources Authors ------- -* [Sven Fuchs](http://www.workingwithrails.com/person/9963-sven-fuchs) (initial author) -* [Karel Minařík](http://www.workingwithrails.com/person/7476-karel-mina-k) - -If you found this guide useful, please consider recommending its authors on [workingwithrails](http://www.workingwithrails.com). - +* [Sven Fuchs](http://svenfuchs.com) (initial author) +* [Karel Minařík](http://www.karmi.cz) Footnotes --------- |