CX Backgr working

var cf = "\n", ef = "},",
ams_rbibitem = "\\RBibitem",    ams_bibitem = "\\Bibitem",
ams_by = "\\by",
ams_ed = "\\ed",
ams_paper = "\\paper",
ams_byy = "\\byy",
ams_jour = "\\jour",
ams_book = "\\book",
ams_inbook = "\\inbook",
ams_bookinfo = "\\bookinfo",
ams_serial = "\\serial",
ams_edition = "\\edition",
ams_yr = "\\yr",
ams_vol = "\\vol",
ams_issue = "\\issue",
ams_pages = "\\pages",
ams_publ = "\\publ",
ams_publaddr = "\\publaddr",
ams_lang = "\\lang",
ams_crossref = "\\crossref",
ams_mathscinet = "\\mathscinet",
ams_mathnet = "\\mathnet",
ams_zmath = "\\zmath",
ams_adsnasa = "\\adsnasa",
ams_isis = "\\isi";

function _tag(ams, bib, val) {
    return {
        "ams" : ams,
        "bib" : bib,
        "val" : val
    };
};

var actual;
var tag_num = 25;
var tags = new Array(tag_num);

function init() {
    for (var i = 0; i < tag_num; i++) {
        tags[i] = _tag("", "", "");
    }
    tags[0].ams = "\\RBibitem";     tags[0].bib = "@Article{";
    tags[1].ams = "\\by";               tags[1].bib = "author = {";
    tags[2].ams = "\\ed";
    tags[2].bib = "editor = {";
    tags[3].ams = "\\paper";
    tags[3].bib = "title = {";
    //tags[4].ams = "\\byy";
    //tags[4].bib = "editor = {";
    tags[5].ams = "\\jour";
    tags[5].bib = "journal = {";
    //tags[6].ams = "\\book";
    //tags[6].bib = "\\book";
    tags[7].ams = "\\inbook";
    tags[7].bib = "booktitle = {";
    //tags[8].ams = "\\bookinfo";
    //tags[8].bib = "\\bookinfo";
    //tags[9].ams = "\\serial";
    //tags[9].bib = "\\serial";
    tags[10].ams = "\\edition";
    tags[10].bib = "edition = {";
    tags[11].ams = "\\yr";
    tags[11].bib = "year = {";
    tags[12].ams = "\\vol";
    tags[12].bib = "volume = {";
    tags[13].ams = "\\issue";
    tags[13].bib = "number = ";
    tags[14].ams = "\\pages";
    tags[14].bib = "pages = {";
    tags[15].ams = "\\publ";
    tags[15].bib = "publisher = {";
    tags[16].ams = "\\publaddr";
    tags[16].bib = "address = {";
    tags[17].ams = "\\lang";
    tags[17].bib = "language = {";
    //tags[18].ams = "\\crossref";
    //tags[18].bib = "\\crossref";
    //tags[19].ams = "\\mathscinet";
    //tags[19].bib = "\\mathscinet";
    tags[20].ams = "\\mathnet";
    tags[20].bib = "url = {";
    tags[21].ams = "\\zmath";
    tags[21].bib = "note = {";
    //tags[22].ams = "\\adsnasa";
    //tags[22].bib = "\\adsnasa";
    //tags[23].ams = isis;
    //tags[23].bib = isis;
    tags[24].ams = "\\Bibitem";
    tags[24].bib = "@Article";
}

var mathnet_ams_full = [];
var mathnet_bib_full = [];
var bib_final;

function bib_verify(entry) {
    //conflict of name-tags
}

function ams_to_bib(entry) {
    if ("undefined" !== entry) {
        var i, carry, pos, found_pos, line_end, curr_ams_tag;
        var ams = entry, bib = "";

        ams = ams.replace(/{/g, ' ').replace(/}/g, ' ').replace(/~/g, '').replace(/--/g, '—').replace(/, /g, ' and ');

        //console.log('ams_to_bib:' + ams);

        init();

        for (i = 0; i < tag_num; i++) {
            curr_ams_tag = tags[i].ams;
            if ("" != curr_ams_tag) {
                found_pos = ams.indexOf(curr_ams_tag);
                if (-1 != found_pos) {
                    line_end = ams.indexOf(cf, found_pos);
                    if (-1 != line_end) {
                        tags[i].value = ams.substring(found_pos + tags[i].ams.length, line_end);
                        //console.log(tags[i].bib + tags[i].value + ef + '\n');
                        bib += tags[i].bib + tags[i].value + ef + '\n';
                    }
                }
            }
        }
        //console.log('}');
        bib += '}\n';
        bib = bib.replace('}', '').replace(/{ /g, '{').replace(/ }/g, '}').replace(/ ,/g, ',');
        bib_final += bib;
        actual++;
        var json_bib_final = JSON.stringify(bib_final);
        console.log(json_bib_final);
        if (actual == 10) {
            console.log('ready to go');
            chrome.tabs.create({
            active: false, url: 'http://www.editpad.org/'
            }, function(tab) {
                chrome.tabs.executeScript(tab.id, {
                    code: 'document.getElementById("text").value = ' + json_bib_final,
                }, function(result) {
                    if (!result || null == result) {
                        alert('Failed to run "save_result" script.\n' + chrome.runtime.lastError.message);
                        return;
                    }
                    alert('SUBMITTED: "' + result[0] + '"');

                    chrome.tabs.executeScript(tab.id, {
                        code: 'document.getElementById("submitted").click()'
                    });
                });
            });
        }
    }
}

function request(request_num, url, tagname) {
    var xhr = new XMLHttpRequest();
    var doc = document.implementation.createHTMLDocument("tmp");

    xhr.open("GET", url, true);
    xhr.send();
    xhr.onreadystatechange = function() {
        if (4 == xhr.readyState && 200 == xhr.status) {
            if (null == xhr.responseText)
                console.log('Failed to request');
            doc.documentElement.innerHTML = xhr.responseText;
            //console.log('curr:' + doc.getElementById(tagname).innerText);
            mathnet_ams_full[request_num] = doc.getElementById(tagname).innerText;
            ams_to_bib(mathnet_ams_full[request_num]);
            return doc.getElementById(tagname).innerText;
        }
    }

    return -1;
}

function save_result(data) {
    chrome.tabs.create({
            active: false, url: 'http://www.editpad.org/'
        }, function(tab) {
            chrome.tabs.executeScript(tab.id, {
                code: 'document.getElementById("text").value = ' + data,
            }, function(result) {
                if (!result || null == result) {
                    alert('Failed to run "save_result" script.\n' + chrome.runtime.lastError.message);
                    return;
                }
                alert('SUBMITTED: "' + result[0] + '"');

                chrome.tabs.executeScript(tab.id, {
                    code: 'document.getElementById("submitted").click()'
                });
            });
        }
    );
}

function get_data(url) {
    var data;
    chrome.tabs.create({
            active: false, url: url
        }, function(tab) {
            chrome.tabs.executeScript(tab.id, {
                code: 'data = document.getElementById("citPaperAMSBIBID").innerText',
            }, function(result) {
                if (!result || null == result) {
                    alert('Failed to run "get_data" script.\n' + chrome.runtime.lastError.message);
                    return;
                }
                alert('GOT: "' + result[0] + '"');
                console.log('GOT:' + result[0]);
            });
        }
    );
}

chrome.runtime.onMessage.addListener(function(message, sender, sendResponse) {
    console.log(sender.tab.url);
    if ("info" == message.key) {
        console.log('Recideved "' + message.key + '" in background');

        var i, recieved_data = JSON.stringify(message.data);

        //alert('RECIEVED:' + recieved_data);
        save_result(recieved_data);
        var bib_json;
        bib_final = "";
        actual = 0;
        var curr_page;
        var curr_url, mathnet_main_url = "http://mi.mathnet.ru/intf";
        var url2 = "http://www.mathnet.ru/php/archive.phtml?wshow=paper&jrnid=intf&paperid=";
        var url3 = "&option_lang=rus";
        var tagname = "citPaperAMSBIBID";

        if (bib_final != "") {
            bib_json = JSON.stringify(bib_final);
            console.log('!' + bib_json);
            return;
        }

        for (i = 1; i < 11; i++) {
            curr_url = url2 + i + url3;
            curr_page = request(i, curr_url, tagname);
            console.log(bib_final);
            if (i == 10 && "" != bib_final) {
                alert('!');
                bib_json = JSON.stringify(bib_final);
                console.log('!!' + bib_json);
                //save_result(bib_final);
            }
        }


    }
    if ("convert_info" == message.key) {
        //save to storage();
    }
});