swordjs/scripts/tools.js

swordjs - access modules from crosswire.org/sword in JS

'use strict';

//Read a modules conf file a return it as Object
function readConf(inConfString) {
    var lines = inConfString.split(/[\r\n]+/g),
        configData = {},
        splittedLine = null;

    configData["GlobalOptionFilter"] = [];
    configData["Feature"] = [];

    lines.forEach(function(line, index) {
        splittedLine = line.split(/=(.+)/);
        if (splittedLine[0] !== "")
            if (splittedLine[0].search(/\[.*\]/) !== -1)
                configData["moduleKey"] = splittedLine[0].replace("[", "").replace("]", "");
            else
                if (splittedLine[0] === "GlobalOptionFilter")
                    configData[splittedLine[0]].push(splittedLine[1]);
                else if (splittedLine[0] === "Feature")
                    configData[splittedLine[0]].push(splittedLine[1]);
                else if (splittedLine[0] === "Versification")
                    configData[splittedLine[0]] = splittedLine[1].toLowerCase();
                else
                    configData[splittedLine[0]] = splittedLine[1];
    });

    return configData;
}

function dynamicSort(property) {
    return function (obj1,obj2) {
        return obj1[property] > obj2[property] ? 1
            : obj1[property] < obj2[property] ? -1 : 0;
    };
}

function dynamicSortMultiple() {
    /*
     * save the arguments object as it will be overwritten
     * note that arguments object is an array-like object
     * consisting of the names of the properties to sort by
     */
    var props = arguments;
    return function (obj1, obj2) {
        var i = 0, result = 0, numberOfProperties = props.length;
        /* try getting a different result from 0 (equal)
         * as long as we have extra properties to compare
         */
        while(result === 0 && i < numberOfProperties) {
            result = dynamicSort(props[i])(obj1, obj2);
            i++;
        }
        return result;
    };
}

function cleanArray(actual){
    var newArray = [];
    for(var i = 0; i<actual.length; i++){
        if (actual[i]){
            newArray.push(actual[i]);
        }
    }
    return newArray;
}

function convertArray(inArray) {
    var obj = {};
    inArray.forEach(function (item) {
        if(item)
            obj[item.book] = item.id;
    });
    return obj;
}

function convertObject(inObject) {
    var a = [];
    for (var key in inObject) {
        a.push(inObject[key]);
    }
    return a;
}


var tools = {
	readConf: readConf,
    dynamicSort: dynamicSort,
    dynamicSortMultiple: dynamicSortMultiple,
    cleanArray: cleanArray,
    convertArray: convertArray,
    convertObject: convertObject
};

module.exports = tools;