langSelector: Language selector
In jpmarindiaz/shi18ny: Tools for shiny apps internationalization

Description Usage Arguments Value Available languages Default fallbacks Examples

View source: R/modules.R

This Shiny module gets language that's currently selected in the language selector. It needs to be used in the Server to save the currently active (selected) language in a reactive. This reactive can then be passed to the i_ function to translate the text.

1	langSelector(input, output, session, i18n = NULL, showSelector = TRUE)

i18n

List of language configurations; can only be set for i_. Options that can be set are:

defaultLang Default language used in Shiny app; default = "en"

availableLangs Language that can be chosen for translation in Shiny app; there are currently 15 Available languages (see below); defaults to all.

localeDir Directory to yaml files which contain custom keyword translations; default = "locale"

fallbacks List of fallback languages if translation for a word is not found in desired language; defaults to Default fallbacks (see below)

queryParameter String to define query parameter if language to be set through URL; default = "lang"

showSelector

Boolean to specify if language selector should be displayed or not. Even if selector is not displayed, language can always be set by query parameter; default = "lang"

String of language code of currently selected languages.

There are currently 15 languages available for translation:

code	language
ar	Arabic
ca	Catalan
da	Danish
de	German
en	English
es	Spanish
fr	French
he	Hebrew
hi	Hindi
it	Italian
pt	Portuguese
pt_BR	Portuguese (Brazil)
ru	Russian
sv	Swedish
zh_CN	Chinese

If no fallback languages are specified, translations automatically fall back onto the following languages.

original language	fallback language
es	pt
pt	es
fr	pt
de	nl
nl	de

## Not run: 
i18n <- list(
  defaultLang = "en",
  availableLangs = c("en", "de")
)
lang <- callModule(langSelector,"lang", i18n = i18n, showSelector = TRUE)

## End(Not run)