these | R Documentation |
This is documentation for internal functions for translation. If you want a
guide to providing translations, please read vignette("translations", package = "sandpaper")
these
establish_translation_vars()
set_language(lang = NULL)
tr_src(from = "varnish", key = NULL)
tr_get(from = "varnish", key = NULL)
tr_varnish(key = NULL)
tr_computed(key = NULL)
lang |
a two-letter language code (optionally with a country code).
Defaults to |
from |
a single character specifying the translation list to fetch. This defaults to "varnish" but can be one of the following:
|
key |
a single character specifying a specific key to fetch from the
translation list. This defaults to |
An object of class environment
of length 1.
A page generated from sandpaper is made up of user-provided content wrapped into templated HTML provided by varnish. Since users can provide content in any human language that can be processed by computer, sandpaper must have a method to match the template content to the language of the content. These translations are added to the source of sandpaper by volunteers using the potools package.
Template content strings are stored in the $translations
element of the
these
global environment variable, which is generated by the
establish_translation_vars()
function, which is run every time
sandpaper is loaded. The $translations
element consists of three
lists:
varnish
: a list of translated strings that are passed directly
to varnish
computed
: a list of translated strings that are incorporated into
the HTML content before it is passed to varnish.
src
: a source list of the above two lists that serves as the source
of the translations.
Whenever a lesson is built, the function set_language()
will read the
lang
item from the config.yaml
and apply translations to
these$translations$varnish
and these$translations$computed
before the
lesson is generated or updated.
There are 62 translations generated by
set_language()
that correspond to the following variables in varnish:
variable | string |
translate.SkipToMain | 'Skip to main content' |
translate.iPreAlpha | 'Pre-Alpha' |
translate.PreAlphaNote | 'This lesson is in the pre-alpha phase, which means that it is in early development, but has not yet been taught.' |
translate.AlphaNote | 'This lesson is in the alpha phase, which means that it has been taught once and lesson authors are iterating on feedback.' |
translate.iAlpha | 'Alpha' |
translate.BetaNote | 'This lesson is in the beta phase, which means that it is ready for teaching by instructors outside of the original author team.' |
translate.iBeta | 'Beta' |
translate.PeerReview | 'This lesson has passed peer review.' |
translate.InstructorView | 'Instructor View' |
translate.LearnerView | 'Learner View' |
translate.MainNavigation | 'Main Navigation' |
translate.ToggleNavigation | 'Toggle Navigation' |
translate.Menu | 'Menu' |
translate.SearchButton | 'Search the All In One page' |
translate.Setup | 'Setup' |
translate.KeyPoints | 'Key Points' |
translate.InstructorNotes | 'Instructor Notes' |
translate.Glossary | 'Glossary' |
translate.LearnerProfiles | 'Learner Profiles' |
translate.More | 'More' |
translate.Search | 'Search' |
translate.LessonProgress | 'Lesson Progress' |
translate.CloseMenu | 'close menu' |
translate.EPISODES | 'EPISODES' |
translate.Home | 'Home' |
translate.HomePageNav | 'Home Page Navigation' |
translate.RESOURCES | 'RESOURCES' |
translate.ExtractAllImages | 'Extract All Images' |
translate.AIO | 'See all in one page' |
translate.DownloadHandout | 'Download Lesson Handout' |
translate.ExportSlides | 'Export Chapter Slides' |
translate.PreviousAndNext | 'Previous and Next Chapter' |
translate.Previous | 'Previous' |
translate.EstimatedTime | 'Estimated time: {icons$clock} {minutes} minutes' |
translate.Next | 'Next' |
translate.NextChapter | 'Next Chapter' |
translate.LastUpdate | 'Last updated on {updated}' |
translate.EditThisPage | 'Edit this page' |
translate.ExpandAllSolutions | 'Expand All Solutions' |
translate.SetupInstructions | 'Setup Instructions' |
translate.DownloadFiles | 'Download files required for the lesson' |
translate.ActualScheduleNote | 'The actual schedule may vary slightly depending on the topics and exercises chosen by the instructor.' |
translate.BackToTop | 'Back To Top' |
translate.SpanToTop | '<(Back)> To Top' |
translate.ThisLessonCoC | 'This lesson is subject to the <(Code of Conduct)>' |
translate.CoC | 'Code of Conduct' |
translate.EditOnGH | 'Edit on GitHub' |
translate.Contributing | 'Contributing' |
translate.Source | 'Source' |
translate.Cite | 'Cite' |
translate.Contact | 'Contact' |
translate.About | 'About' |
translate.MaterialsLicensedUnder | 'Materials licensed under {license} by {authors}' |
translate.TemplateLicense | 'Template licensed under <(CC-BY 4.0)> by {template_authors}' |
translate.Carpentries | 'The Carpentries' |
translate.BuiltWith | 'Built with {sandpaper_link}, {pegboard_link}, and {varnish_link}' |
translate.ExpandAllSolutions | 'Expand All Solutions' |
translate.CollapseAllSolutions | 'Collapse All Solutions' |
translate.Collapse | 'Collapse' |
translate.Episodes | 'Episodes' |
translate.GiveFeedback | 'Give Feedback' |
translate.LearnMore | 'Learn More' |
In addition, there are 26 translations that are inserted before they get to varnish:
variable | string |
OUTPUT | 'OUTPUT' |
WARNING | 'WARNING' |
ERROR | 'ERROR' |
Overview | 'Overview' |
Questions | 'Questions' |
Objectives | 'Objectives' |
Callout | 'Callout' |
Challenge | 'Challenge' |
Prereq | 'Prerequisite' |
Checklist | 'Checklist' |
Discussion | 'Discussion' |
Testimonial | 'Testimonial' |
Keypoints | 'Key Points' |
Show me the solution | 'Show me the solution' |
Give me a hint | 'Give me a hint' |
Show details | 'Show details' |
Instructor Note | 'Instructor Note' |
SummaryAndSetup | 'Summary and Setup' |
SummaryAndSchedule | 'Summary and Schedule' |
AllInOneView | 'All in One View' |
PageNotFound | 'Page not found' |
AllImages | 'All Images' |
Anchor | 'anchor' |
Figure | 'Figure {element}' |
ImageOf | 'Image {i} of {n}: {sQuote(txt)}' |
Finish | 'Finish' |
if key = NULL
, a list if key
is a single character, the result
will be an unnamed character vector of length 1 representing the value from
that list.
known_languages()
for a list of known language codes.
# When sandpaper is loaded, these functions return English
snd <- asNamespace("sandpaper")
head(snd$tr_varnish())
head(snd$tr_computed())
# Setting language to Spanish will translate the computed and varnish
snd$set_language("es")
head(snd$tr_varnish())
head(snd$tr_computed())
# The source will remain the same
head(snd$tr_src("varnish"))
head(snd$tr_src("computed"))
# Running set_language with no arguments defaults to English
snd$set_language()
head(snd$tr_varnish())
head(snd$tr_computed())
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