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class Configgy {
String[] configTextLines;
JSONObject json;
Configgy(String configFile) {
try {
configTextLines = getDataLines(loadStrings(configFile));
String line = trim(configTextLines[0]);
if (line.charAt(0) == '{') {
json = loadJSONObject(configFile);
} else {
String jsonString = configToJson(configTextLines);
json = parseJSONObject(jsonString);
}
} catch(Exception e) {
println("Error loading data from '" + configFile + "'");
e.printStackTrace();
}
}
// Return just the lines that have config data
String[] getDataLines(String[] configTextLines) {
String[] dataLines = {};
String line;
for (int i=0; i < configTextLines.length; i++) {
line = trim(configTextLines[i]);
if ( ( line.indexOf("#") != 0 ) && ( line.indexOf(":") > 0 ) ) {
dataLines = append(dataLines, line);
}
}
return dataLines ;
}
// Assumes we have a set of congig lines, each being of the form
// keyName: validJsonExpression
String configToJson(String[] configTextLines) {
String line;
String[] jsonStrings = {"{" };
String[] splitString;
String newJsonLine = "";
for (int i=0; i < configTextLines.length; i++) {
line = trim(configTextLines[i]);
if ( ( line.indexOf("#") != 0 ) && ( line.indexOf(":") > 0 ) ) {
println("Have line '" + line + "'");
splitString = split(configTextLines[i], ':');
newJsonLine = "\"" + splitString[0] + "\":" + join(subset(splitString,1), ":" ) + ", ";
println("newJsonLine = " + newJsonLine );
jsonStrings = append(jsonStrings, newJsonLine);
}
}
jsonStrings = append(jsonStrings, "}" );
println("jsonStrings = " + join(jsonStrings, "\n") );
return join(jsonStrings, "\n");
}
// Assorted accessor methods
String getValue(String k) { return json.getString(k); }
String getString(String k) { return json.getString(k); }
int getInt(String k) { return json.getInt(k); }
float getFloat(String k) { return json.getFloat(k); }
boolean getBoolean(String k) { return json.getBoolean(k); }
String[] getStrings(String k) {
JSONArray values = json.getJSONArray(k);
String[] strings = new String[values.size()];
for (int i = 0; i < values.size(); i++) {
strings[i] = values.getString(i);
}
return strings;
}
int[] getInts(String k) {
JSONArray values = json.getJSONArray(k);
int[] ints = new int[values.size()];
for (int i = 0; i < values.size(); i++) {
ints[i] = values.getInt(i);
}
return ints;
}
float[] getFloats(String k) {
JSONArray values = json.getJSONArray(k);
float[] floats = new float[values.size()];
for (int i = 0; i < values.size(); i++) {
floats[i] = values.getFloat(i);
}
return floats;
}
boolean[] getBooleans(String k) {
JSONArray values = json.getJSONArray(k);
boolean[] booleans= new boolean[values.size()];
for (int i = 0; i < values.size(); i++) {
booleans[i] = values.getBoolean(i);
}
return booleans;
}
}
// Copyright 2014 Neurogami
// Released under the MIT license
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