biojs-io-wig
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JavaScript
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
biojsiowig = require('./index');
},{"./index":2}],2:[function(require,module,exports){
module.exports = require("./lib/biojsiowig");
},{"./lib/biojsiowig":3}],3:[function(require,module,exports){
/*
* biojs-io-wig
* https://github.com/anilthanki/biojs-io-wig
*
* Copyright (c) 2014 Anil Thanki
* Licensed under the Apache 2 license.
*/
/**
@class biojsiowig
*/
/**
* Private Methods
*/
/*
* Public Methods
*/
/**
* Method responsible to say Hello
*
* @example
*
* biojsiowig.getRef(wig_data);
*
* @method getRef
* @param {String} data file
* @return {String[]} Returns chromosome list
*/
var wig = { }
/**
* @method getRef
* @param {String} data file
* @return {String[]} Returns chromosome list
*/
module.exports.hello = function(name){
return "hello " + name;
};
module.exports.getRef = function(data){
var max = 0
var data_split = data.split("\n")
var data_len = data_split.length;
var chrom = [];
if (data.indexOf("variableStep") >= 0 || data.indexOf("fixedStep") >= 0) {
for (var i = 0; i < data_len; i++) {
if (data_split[i].indexOf("chrom") >= 0) {
var chr = data_split[i].split(/\s+/)[1].split("=")[1];
if (chrom.indexOf(chr) < 0) {
chrom.push(chr);
}
}
}
} else {
alert("Unknown format detected")
}
return chrom;
};
module.exports.parse = function(data, ref_chr) {
var self = this;
var flag = false;
var wig_file = [];
var max = 0
var data_split = data.split("\n")
var data_len = data_split.length;
var span = null;
var ref = false;
if (data.indexOf("variableStep") >= 0) {
var data_split = data.split("\n")
var data_len = data_split.length;
for (var i = 0; i < data_len; i++) {
if (data_split[i].indexOf("chrom") >= 0) {
var chr = data_split[i].split(/\s+/)[1].split("=")[1];
flag = false;
if (chr == ref_chr) {
if (data_split[i].indexOf("span") >= 0) {
span = data_split[i].split(/\s+/)[2].split("=")[1]
}
flag = true;
ref = true;
}
}
else if (data_split[i].indexOf("#") >= 0) {
continue;
} else if (flag) {
var temp_data = data_split[i].split(/\s+/);
wig_file.push([temp_data[0], temp_data[1], span]);
if (parseInt(temp_data[1]) > parseInt(max)) {
max = temp_data[1];
}
}
}
if (ref == false) {
alert("Selected reference not found")
} else if (wig_file.length > 0) {
var start = parseInt(wig_file[0][0]);//config.requestedStart;
var stop = parseInt(wig_file[wig_file.length - 1][0]);
}
else {
alert("No data for selected reference")
}
}
else if (data.indexOf("fixedStep") >= 0) {
var data_split = data.split("\n")
var data_len = data_split.length;
var start = null;
var step = null;
var ref = false;
for (var i = 0; i < data_len; i++) {
if (data_split[i].indexOf("chrom") >= 0) {
var line = data_split[i].split(/\s+/);
var chr = data_split[i].split(/\s+/)[1].split("=")[1];
flag = false;
if (chr == ref_chr) {
start = line[2].split("=")[1];
step = line[3].split("=")[1];
if (data_split[i].indexOf("span") >= 0) {
span = line[4].split("=")[1]
}
flag = true;
ref = true;
}
}
else if (data_split[i].indexOf("#") >= 0) {
continue;
} else if (flag) {
var temp_data = data_split[i];
start = parseInt(start) + parseInt(step)
wig_file.push([start, temp_data, span]);
if (parseInt(temp_data) > parseInt(max)) {
max = temp_data;
}
}
}
if (ref == false) {
alert("Selected reference not found")
} else if (wig_file.length > 0) {
var start = parseInt(wig_file[0][0]);//config.requestedStart;
var stop = parseInt(wig_file[wig_file.length - 1][0]);
} else if (start == null || step == null) {
alert("Unknown format detected")
}
else {
alert("No data for selected reference")
}
}
else {
alert("Unknown format detected")
}
return wig_file;
}
},{}]},{},[1])
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i < data_len; i++) {\n            if (data_split[i].indexOf(\"chrom\") >= 0) {\n                var chr = data_split[i].split(/\\s+/)[1].split(\"=\")[1];\n                if (chrom.indexOf(chr) < 0) {\n                    chrom.push(chr);\n                }\n            }\n        }\n    } else {\n        alert(\"Unknown format detected\")\n    }\n\treturn chrom;\n};\n\nmodule.exports.parse = function(data, ref_chr) {\n   \t  \tvar self = this;\n\t\tvar flag = false;\n\n        var wig_file = [];\n        var max = 0\n        var data_split = data.split(\"\\n\")\n        var data_len = data_split.length;\n        var span = null;\n        var ref = false;\n        if (data.indexOf(\"variableStep\") >= 0) {\n\n            var data_split = data.split(\"\\n\")\n            var data_len = data_split.length;\n\n\n            for (var i = 0; i < data_len; i++) {\n                if (data_split[i].indexOf(\"chrom\") >= 0) {\n                    var chr = data_split[i].split(/\\s+/)[1].split(\"=\")[1];\n                    flag = false;\n                    if (chr == ref_chr) {\n                        if (data_split[i].indexOf(\"span\") >= 0) {\n                            span = data_split[i].split(/\\s+/)[2].split(\"=\")[1]\n                        }\n                        flag = true;\n                        ref = true;\n                    }\n                }\n                else if (data_split[i].indexOf(\"#\") >= 0) {\n                    continue;\n                } else if (flag) {\n                    var temp_data = data_split[i].split(/\\s+/);\n                    wig_file.push([temp_data[0], temp_data[1], span]);\n                    if (parseInt(temp_data[1]) > parseInt(max)) {\n                        max = temp_data[1];\n                    }\n                }\n            }\n            \n\n            if (ref == false) {\n                alert(\"Selected reference not found\")\n            } else if (wig_file.length > 0) {\n                var start = parseInt(wig_file[0][0]);//config.requestedStart;\n                var stop = parseInt(wig_file[wig_file.length - 1][0]);\n            }\n            else {\n                alert(\"No data for selected reference\")\n            }\n\n\n        }\n        else if (data.indexOf(\"fixedStep\") >= 0) {\n            var data_split = data.split(\"\\n\")\n            var data_len = data_split.length;\n            var start = null;\n            var step = null;\n            var ref = false;\n\n            for (var i = 0; i < data_len; i++) {\n                if (data_split[i].indexOf(\"chrom\") >= 0) {\n                    var line = data_split[i].split(/\\s+/);\n\n                    var chr = data_split[i].split(/\\s+/)[1].split(\"=\")[1];\n                    flag = false;\n\n                    if (chr == ref_chr) {\n                        start = line[2].split(\"=\")[1];\n                        step = line[3].split(\"=\")[1];\n                        if (data_split[i].indexOf(\"span\") >= 0) {\n                            span = line[4].split(\"=\")[1]\n                        }\n\n                        flag = true;\n                        ref = true;\n                    }\n                }\n                else if (data_split[i].indexOf(\"#\") >= 0) {\n                    continue;\n                } else if (flag) {\n                    var temp_data = data_split[i];\n                    start = parseInt(start) + parseInt(step)\n                    wig_file.push([start, temp_data, span]);\n                    if (parseInt(temp_data) > parseInt(max)) {\n                        max = temp_data;\n                    }\n                }\n            }\n\n\n            if (ref == false) {\n                alert(\"Selected reference not found\")\n            } else if (wig_file.length > 0) {\n                var start = parseInt(wig_file[0][0]);//config.requestedStart;\n                var stop = parseInt(wig_file[wig_file.length - 1][0]);\n            } else if (start == null || step == null) {\n                alert(\"Unknown format detected\")\n            }\n            else {\n                alert(\"No data for selected reference\")\n            }\n        }\n        else {\n            alert(\"Unknown format detected\")\n        }\n    \n\n    return wig_file;\n}\n\n\n \n\n\n\n"]}