diff options
Diffstat (limited to 'hscript/meta.cc')
| -rw-r--r-- | hscript/meta.cc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/hscript/meta.cc b/hscript/meta.cc index 7e8cfe8..e5e0ba4 100644 --- a/hscript/meta.cc +++ b/hscript/meta.cc @@ -13,6 +13,7 @@ #include <assert.h> #include <fstream> #include <regex> +#include <set> #include <sstream> #ifdef HAS_INSTALL_ENV # include <unistd.h> @@ -179,6 +180,77 @@ Key *PkgInstall::parseFromData(const std::string &data, int lineno, int *errors, } +/* All ISO 639-1 language codes. + * Source: https://www.loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt + * Python to construct table: + * >>> f = open('ISO-639-2_utf-8.txt') + * >>> x = csv.reader(f, delimiter='|') + * >>> langs = [lang[2] for lang in iter(x) if lang != ''] + * >>> print('"' + '", "'.join(langs) + '", "C."') + */ +const std::set<std::string> valid_langs = { + "aa", "ab", "af", "ak", "sq", "am", "ar", "an", "hy", "as", "av", "ae", + "ay", "az", "ba", "bm", "eu", "be", "bn", "bh", "bi", "bs", "br", "bg", + "my", "ca", "ch", "ce", "zh", "cu", "cv", "kw", "co", "cr", "cs", "da", + "dv", "nl", "dz", "en", "eo", "et", "ee", "fo", "fj", "fi", "fr", "fy", + "ff", "ka", "de", "gd", "ga", "gl", "gv", "el", "gn", "gu", "ht", "ha", + "he", "hz", "hi", "ho", "hr", "hu", "ig", "is", "io", "ii", "iu", "ie", + "ia", "id", "ik", "it", "jv", "ja", "kl", "kn", "ks", "kr", "kk", "km", + "ki", "rw", "ky", "kv", "kg", "ko", "kj", "ku", "lo", "la", "lv", "li", + "ln", "lt", "lb", "lu", "lg", "mk", "mh", "ml", "mi", "mr", "ms", "mg", + "mt", "mn", "na", "nv", "nr", "nd", "ng", "ne", "nn", "nb", "no", "ny", + "oc", "oj", "or", "om", "os", "pa", "fa", "pi", "pl", "pt", "ps", "qu", + "rm", "ro", "rn", "ru", "sg", "sa", "si", "sk", "sl", "se", "sm", "sn", + "sd", "so", "st", "es", "sc", "sr", "ss", "su", "sw", "sv", "ty", "ta", + "tt", "te", "tg", "tl", "th", "bo", "ti", "to", "tn", "ts", "tk", "tr", + "tw", "ug", "uk", "ur", "uz", "ve", "vi", "vo", "cy", "wa", "wo", "xh", + "yi", "yo", "za", "zu", "C." +}; + + +Key *Language::parseFromData(const std::string &data, int lineno, int *errors, + int *warnings) { + if(data.length() < 2 || + valid_langs.find(data.substr(0, 2)) == valid_langs.end()) { + if(errors) *errors += 1; + output_error("installfile:" + std::to_string(lineno), + "language: invalid language specified", + "language must be a valid ISO 639-1 language code"); + return nullptr; + } + + /* We know a valid language appears, but is it real? */ + if(data.length() > 2) { + /* data[1] is . if language is C.UTF-8 */ + if(data[2] != '_' && data[1] != '.') { + if(errors) *errors += 1; + output_error("installfile:" + std::to_string(lineno), + "language: invalid language specified", + "language must be a valid ISO 639-1 language code, " + "optionally followed by '_' and a country code"); + return nullptr; + } + /* we don't really care about the country code, but we do care about + * codeset - we (via musl) *only* support UTF-8. */ + std::string::size_type dot = data.find_first_of('.'); + if(dot != std::string::npos && data.substr(dot+1, 5) != "UTF-8") { + if(errors) *errors += 1; + output_error("installfile:" + std::to_string(lineno), + "language: invalid language specified", + "you cannot specify a non-UTF-8 codeset"); + return nullptr; + } + } + + return new Language(lineno, data); +} + + +bool Language::execute(ScriptOptions) const { + return false; +} + + Key *Firmware::parseFromData(const std::string &data, int lineno, int *errors, int *warnings) { bool value; |