/// <summary>
/// Checks whether extension is available and enabled for a given language definition.
/// </summary>
/// <param name="languageSet">Language reference.</param>
/// <param name="extension">Extension.</param>
/// <returns>Extension availability status.</returns>
public bool IsValidExtension(LanguageSettings languageSet, string extension)
{
if (languageSet == null)
{
throw new ArgumentNullException(nameof(languageSet));
}
if (string.IsNullOrEmpty(extension))
{
return(false);
}
if (extension.StartsWith(".", StringComparison.OrdinalIgnoreCase))
{
extension = extension.Substring(1, extension.Length - 1);
}
var extensions = languageSet.Extensions;
if (extensions.ContainsKey(extension))
{
return(extensions[extension]);
}
else
{
return(false);
}
}
/// <summary>
/// Returns all registered languages.
/// </summary>
/// <returns>Languages.</returns>
public ICollection <LanguageSettings> GetLanguages()
{
List <LanguageSettings> languages = new List <LanguageSettings>(10);
RegistryKey dpackKey;
try
{
dpackKey = _packageService.GetAppRegistryRootKey(LANGUAGES_KEY);
}
catch
{
dpackKey = null;
}
if (dpackKey == null)
{
throw new ApplicationException(
$"Language definitions registry key {LANGUAGES_KEY} is missing. {_packageService.ProductName} must be re-installed.");
}
using (dpackKey)
{
var languageKeys = dpackKey.GetSubKeyNames();
for (var index = 0; index < languageKeys.Length; index++)
{
var id = languageKeys[index];
var friendlyName = string.Empty;
var webName = string.Empty;
var webLanguage = string.Empty;
var smartFormat = true;
var xmlDoc = (string)null;
var xmlDocSurround = false;
var ignoreCodeType = false;
var checkDuplicateNames = false;
var parentlessFullName = false;
var designerFiles = LanguageDesignerFiles.NotSupported;
var imports = LanguageImports.NotSupported;
var surroundWith = false;
var langKey = dpackKey.OpenSubKey(id);
if (langKey != null)
{
using (langKey)
{
friendlyName = (string)langKey.GetValue(string.Empty, friendlyName);
webName = (string)langKey.GetValue(WEB_NAME_VALUE, webName);
webLanguage = (string)langKey.GetValue(WEB_LANGUAGE_VALUE, webLanguage);
smartFormat = Convert.ToBoolean(
(int)langKey.GetValue(SMART_FORMAT_VALUE, Convert.ToInt32(smartFormat)));
xmlDoc = (string)langKey.GetValue(XML_DOC, xmlDoc);
xmlDocSurround = Convert.ToBoolean(
(int)langKey.GetValue(XML_DOC_SURROUND, Convert.ToInt32(xmlDocSurround)));
designerFiles = (LanguageDesignerFiles)langKey.GetValue(DESIGNER_FILES, (int)designerFiles);
imports = (LanguageImports)langKey.GetValue(IMPORTS, (int)imports);
ignoreCodeType = Convert.ToBoolean(
(int)langKey.GetValue(IGNORE_CODE_TYPE, Convert.ToInt32(ignoreCodeType)));
checkDuplicateNames = Convert.ToBoolean(
(int)langKey.GetValue(CHECK_DUPLICATE_NAMES, Convert.ToInt32(checkDuplicateNames)));
parentlessFullName = Convert.ToBoolean(
(int)langKey.GetValue(PARENTLESS_FULL_NAME, Convert.ToInt32(parentlessFullName)));
surroundWith = Convert.ToBoolean(
(int)langKey.GetValue(SURROUND_WITH_NAME, Convert.ToInt32(surroundWith)));
}
}
if (string.IsNullOrEmpty(friendlyName))
{
_log.LogMessage($"Skipped language {id} definition w/o a friendly name");
continue;
}
var webNames = !string.IsNullOrEmpty(webName) ? webName.Split(',') : new string[0];
var language = new LanguageSettings(id, friendlyName, xmlDoc)
{
WebNames = webNames,
WebLanguage = webLanguage,
SmartFormat = smartFormat,
XmlDocSurround = xmlDocSurround,
DesignerFiles = designerFiles,
Imports = imports,
IgnoreCodeType = ignoreCodeType,
CheckDuplicateNames = checkDuplicateNames,
ParentlessFullName = parentlessFullName,
SurroundWith = surroundWith
};
var extKey = dpackKey.OpenSubKey(id + "\\" + EXTENSIONS_KEY);
if (extKey != null)
{
using (extKey)
{
var extensions = extKey.GetValueNames();
for (int extIndex = 0; extIndex < extensions.Length; extIndex++)
{
var ext = extensions[extIndex];
var enabled = Convert.ToBoolean((int)extKey.GetValue(ext, 1));
language.Extensions.Add(ext, enabled);
}
}
}
var commentKey = dpackKey.OpenSubKey(id + "\\" + COMMENTS_KEY);
if (commentKey != null)
{
using (commentKey)
{
var comments = commentKey.GetValueNames();
for (int commentIndex = 0; commentIndex < comments.Length; commentIndex++)
{
var comment = comments[commentIndex];
var enabled = Convert.ToBoolean((int)commentKey.GetValue(comment, 1));
language.Comments.Add(comment, enabled);
}
}
}
languages.Add(language);
} // for (index)
} // using
return(languages);
}
