// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2014-2015 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC.  If not, see <http://www.gnu.org/licenses/>.

#ifdef _WIN32
#include "boinc_win.h"
#include "win_util.h"
#else
#include <vector>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <cmath>
#include <string>
#include <unistd.h>
#endif

#include "browserlog.h"
#include "mongoose.h"
#include "webstatic.h"


static const char* boinc_js =
    "var BOINC = function () {"
    "    var updatedTime; var updatedStateTime; var userName; var teamName; var wuName; var resultName;"
    "    var authenticator; var userId; var teamId; var hostId; var userCreditTotal; var userCreditAverage;"
    "    var hostCreditTotal; var hostCreditAverage; var exit; var exit_timeout; var vboxJob; var webAPIPort;"
    "    var remoteDesktopPort; var elapsedTime; var cpuTime; var fractionDone; var suspended;"
    "    var networkSuspended; var abortRequested; var quitRequested; var stateFileUpdated;"
    "    this.poll();"
    "};"
    ""
    "BOINC.prototype.createRequest = function () {"
    "    var xmlHttp = null;"
    "    var XMLHttpFactories = ["
    "        function () { return new XMLHttpRequest() },"
    "        function () { return new ActiveXObject('Msxml2.XMLHTTP') },"
    "        function () { return new ActiveXObject('Msxml3.XMLHTTP') },"
    "        function () { return new ActiveXObject('Microsoft.XMLHTTP') }"
    "    ];"
    "    for (var i = 0; i < XMLHttpFactories.length; i++) {"
    "        try {"
    "            xmlHttp = XMLHttpFactories[i]();"
    "        } catch (e) {"
    "            continue;"
    "        }"
    "        break;"
    "    }"
    "    return xmlHttp;"
    "};"
    ""
    "BOINC.prototype.sendRequest = function (url) {"
    "    var req = this.createRequest();"
    "    var response = null;"
    "    req.open('GET', url, false);"
    "    req.send();"
    "    response = req.responseXML;"
    "    req = null;"
    "    return response;"
    "};"
    ""
    "BOINC.prototype.poll = function () {"
    "    var xmlGraphicsStatusDoc;"
    "    var xmlInitDataDoc;"
    ""
    "    xmlGraphicsStatusDoc = this.sendRequest('/api/getGraphicsStatus');"
    "    this.updatedTime = parseFloat(xmlGraphicsStatusDoc.getElementsByTagName('updated_time')[0].childNodes[0].nodeValue);"
    "    this.fractionDone = parseFloat(xmlGraphicsStatusDoc.getElementsByTagName('fraction_done')[0].childNodes[0].nodeValue);"
    "    this.elapsedTime = parseFloat(xmlGraphicsStatusDoc.getElementsByTagName('elapsed_time')[0].childNodes[0].nodeValue);"
    "    this.cpuTime = parseFloat(xmlGraphicsStatusDoc.getElementsByTagName('cpu_time')[0].childNodes[0].nodeValue);"
    "    this.suspended = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('suspended')[0].childNodes[0].nodeValue);"
    "    this.networkSuspended = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('network_suspended')[0].childNodes[0].nodeValue);"
    "    this.abortRequested = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('abort_request')[0].childNodes[0].nodeValue);"
    "    this.quitRequested = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('quit_request')[0].childNodes[0].nodeValue);"
    "    this.stateFileUpdated = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('reread_init_data_file')[0].childNodes[0].nodeValue);"
    "    this.exit = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('suspended')[0].childNodes[0].nodeValue);"
    "    this.exit_timeout = parseFloat(xmlGraphicsStatusDoc.getElementsByTagName('cpu_time')[0].childNodes[0].nodeValue);"
    ""
    "    if (this.stateFileUpdated || (this.updatedStateTime == undefined)) {"
    "        this.updatedStateTime = this.updatedTime;"
    ""
    "        this.vboxJob = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('vbox_job')[0].childNodes[0].nodeValue);"
    "        this.webAPIPort = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('webapi_port')[0].childNodes[0].nodeValue);"
    "        this.remoteDesktopPort = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('remote_desktop_port')[0].childNodes[0].nodeValue);"
    ""
    "        xmlInitDataDoc = this.sendRequest('/api/getInitData');"
    "        this.userName = xmlInitDataDoc.getElementsByTagName('user_name')[0].childNodes[0].nodeValue;"
    "        this.wuName = xmlInitDataDoc.getElementsByTagName('wu_name')[0].childNodes[0].nodeValue;"
    "        this.resultName = xmlInitDataDoc.getElementsByTagName('result_name')[0].childNodes[0].nodeValue;"
    "        this.authenticator = xmlInitDataDoc.getElementsByTagName('authenticator')[0].childNodes[0].nodeValue;"
    "        this.userCreditTotal = parseFloat(xmlInitDataDoc.getElementsByTagName('user_total_credit')[0].childNodes[0].nodeValue);"
    "        this.userCreditAverage = parseFloat(xmlInitDataDoc.getElementsByTagName('user_expavg_credit')[0].childNodes[0].nodeValue);"
    "        this.hostCreditTotal = parseFloat(xmlInitDataDoc.getElementsByTagName('host_total_credit')[0].childNodes[0].nodeValue);"
    "        this.hostCreditAverage = parseFloat(xmlInitDataDoc.getElementsByTagName('host_expavg_credit')[0].childNodes[0].nodeValue);"
    ""
    "        try {"
    "            this.teamName = xmlInitDataDoc.getElementsByTagName('team_name')[0].childNodes[0].nodeValue;"
    "        } catch (e) {"
    "            this.teamName = '';"
    "        }"
    "        try {"
    "            this.userId = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('userid')[0].childNodes[0].nodeValue);"
    "        } catch (e) {"
    "            this.userId = 0;"
    "        }"
    "        try {"
    "            this.teamId = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('teamid')[0].childNodes[0].nodeValue);"
    "        } catch (e) {"
    "            this.teamId = 0;"
    "        }"
    "        try {"
    "            this.hostId = parseInt(xmlGraphicsStatusDoc.getElementsByTagName('hostid')[0].childNodes[0].nodeValue);"
    "        } catch (e) {"
    "            this.hostId = 0;"
    "        }"
    ""
    "        this.sendRequest('/api/resetReadFlag');"
    "    }"
    "};"
    ""
    "BOINC.prototype.getUpdatedTime = function () {"
    "    return this.updatedTime;"
    "};"
    "BOINC.prototype.getUpdatedStateTime = function () {"
    "    return this.updatedStateTime;"
    "};"
    "BOINC.prototype.getUserName = function () {"
    "    return this.userName;"
    "};"
    "BOINC.prototype.getTeamName = function () {"
    "    return this.teamName;"
    "};"
    "BOINC.prototype.getWorkunitName = function () {"
    "    return this.wuName;"
    "};"
    "BOINC.prototype.getResultName = function () {"
    "    return this.resultName;"
    "};"
    "BOINC.prototype.getAuthenticator = function () {"
    "    return this.authenticator;"
    "};"
    "BOINC.prototype.getUserId = function () {"
    "    return this.userId;"
    "};"
    "BOINC.prototype.getTeamId = function () {"
    "    return this.teamId;"
    "};"
    "BOINC.prototype.getHostId = function () {"
    "    return this.hostId;"
    "};"
    "BOINC.prototype.getUserCreditTotal = function () {"
    "    return this.userCreditTotal;"
    "};"
    "BOINC.prototype.getUserCreditAverage = function () {"
    "    return this.userCreditAverage;"
    "};"
    "BOINC.prototype.getHostCreditTotal = function () {"
    "    return this.hostCreditTotal;"
    "};"
    "BOINC.prototype.getHostCreditAverage = function () {"
    "    return this.hostCreditAverage;"
    "};"
    "BOINC.prototype.isExiting = function () {"
    "    return this.exit;"
    "};"
    "BOINC.prototype.getExitTimeout = function () {"
    "    return this.exit_timeout;"
    "};"
    "BOINC.prototype.isVrtualBoxJob = function () {"
    "    return this.vboxJob;"
    "};"
    "BOINC.prototype.getWebAPIPort = function () {"
    "    return this.webAPIPort;"
    "};"
    "BOINC.prototype.getRemoteDesktopPort = function () {"
    "    return this.remoteDesktopPort;"
    "};"
    "BOINC.prototype.getFractionDone = function () {"
    "    return this.fractionDone;"
    "};"
    "BOINC.prototype.getElapsedTime = function () {"
    "    return this.elapsedTime;"
    "};"
    "BOINC.prototype.getCPUTime = function () {"
    "    return this.cpuTime;"
    "};"
    "BOINC.prototype.isSuspended = function () {"
    "    return this.suspended;"
    "};"
    "BOINC.prototype.isNetworkSuspended = function () {"
    "    return this.networkSuspended;"
    "};"
    "BOINC.prototype.isAbortRequested = function () {"
    "    return this.abortRequested;"
    "};"
    "BOINC.prototype.isQuitRequested = function () {"
    "    return this.quitRequested;"
    "};"
    "BOINC.prototype.isStateFileUpdated = function () {"
    "    return this.stateFileUpdated;"
    "};";


int handle_static_boinc_js(struct mg_connection *conn) {
    mg_send_status(conn, 200);
    mg_send_header(conn, "Content-Type", "text/javascript");
    mg_send_header(conn, "Cache-Control", "max-age=0, post-check=0, pre-check=0, no-store, no-cache, must-revalidate");
    mg_send_header(conn, "Access-Control-Allow-Origin", "*");
    mg_printf_data(
        conn,
        "%s",
        boinc_js
    );
    return MG_TRUE;
}