overleaf/services/web/app/coffee/Features/Helpers/StringHelper.coffee
James Allen df2dd2cb80 Merge pull request #1308 from sharelatex/spd-open-in-overleaf-form-character-encoding
Open in Overleaf: Fix character-encoding problems when passing content via 'snip' parameter

GitOrigin-RevId: d5d9faef8583696dfe7c94e4b5dfd88fc5bf6f4a
2019-01-03 10:20:55 +00:00

18 lines
763 B
CoffeeScript

JSON_ESCAPE_REGEXP = /[\u2028\u2029&><]/g
JSON_ESCAPE =
'&': '\\u0026'
'>': '\\u003e'
'<': '\\u003c'
'\u2028': '\\u2028'
'\u2029': '\\u2029'
module.exports = StringHelper =
# stringifies and escapes a json object for use in a script. This ensures that &, < and > characters are escaped,
# along with quotes. This ensures that the string can be safely rendered into HTML. See rationale at:
# https://api.rubyonrails.org/classes/ERB/Util.html#method-c-json_escape
# and implementation lifted from:
# https://github.com/ember-fastboot/fastboot/blob/cafd96c48564d8384eb83dc908303dba8ece10fd/src/ember-app.js#L496-L510
stringifyJsonForScript: (object) ->
return JSON.stringify(object).replace JSON_ESCAPE_REGEXP, (match) ->
return JSON_ESCAPE[match]