First Commit

html/sternwarte/checkfuehrung/node_modules/cardinal/settings.js

@@ -0,0 +1,53 @@
+'use strict'
+
+var path =  require('path')
+var fs   =  require('fs')
+var utl  =  require('./utl')
+var home =  process.env.HOME
+var settings
+
+function getSettings(home_) {
+  if (settings) return settings
+  var settingsJson
+  try {
+    settingsJson = fs.readFileSync(path.join(home_ || home, '.cardinalrc'), 'utf-8')
+  } catch (_) {
+    // no .cardinalrc found - not a problem
+    return undefined
+  }
+  try {
+    return JSON.parse(settingsJson)
+  } catch (e) {
+    // Have a .cardinalrc, but something about it is wrong - warn the user
+    // Coudn't parse the contained JSON
+    console.error(e)
+    return undefined
+  }
+}
+
+// home_ mainly to be used during tests
+// Resolves the preferred theme from the .cardinalrc found in the HOME directory
+// If it couldn't be resolved, undefined is returned
+function resolveTheme(home_) {
+  var themePath
+  var settings = getSettings(home_)
+
+  if (!settings || !settings.theme) return undefined
+
+  try {
+    // allow specifying just the name of a built-in theme or a full path to a custom theme
+    themePath = utl.isPath(settings.theme) ? settings.theme : path.join(__dirname, 'themes', settings.theme)
+
+    return require(themePath)
+  } catch (e) {
+    // Specified theme path is invalid
+    console.error(e)
+    return undefined
+  }
+}
+
+module.exports = {
+    resolveTheme: resolveTheme
+  , getSettings: getSettings
+}
+