ncaa-stats/app/services/sports.service.js

A package for extracting NCAA statistics

var rp = require('request-promise');
var cheerio = require('cheerio');
var decode = require('decode-html');

var extractSelectList = function ($, array, id) {
    var selector = '#' + id + ' option';
    $(selector).each(function () {
        var value = $(this).prop('value');
        var name = decode($(this).html());

        if (value) {
            array.push({
                value: value,
                name: name
            });
        }
    });
};

exports.getSports = function (callback) {
    var baseUrl = 'http://stats.ncaa.org/';

    var promise = rp({
        url: baseUrl
    }).then((body) => {
        var data = {
            sports: []
        };

        var $ = cheerio.load(body);
        extractSelectList($, data.sports, 'sport');

        return data;
    });

    return callback ? promise.then(callback) : promise;
};

exports.getSeasons = function (sport, callback) {
    var baseUrl = 'http://stats.ncaa.org/rankings/change_sport_year_div';

    var promise = rp({
        url: baseUrl,
        method: 'POST',
        formData: {
            "sport_code": sport,
            "academic_year": "",
            "division": "",
            "ranking_period": "",
            "team_individual": "",
            "game_high": "",
            "ranking_summary": "N",
            "org_id": "-1",
            "stat_seq": "",
            "conf_id": "-1",
            "region_id": "-1",
            "ncaa_custom_rank_summary_id": "-1",
            "user_custom_rank_summary_id": -1
        }
    }).then((body) => {
        var data = {
            seasons: []
        };

        var $ = cheerio.load(body);

        extractSelectList($, data.seasons, 'acadyr');

        return data;
    });

    return callback ? promise.then(callback) : promise;
};

exports.getDivisions = function (options, callback) {
    if (!options.sport || !options.season) {
        return;
    }

    var baseUrl = 'http://stats.ncaa.org/rankings/change_sport_year_div';

    var promise = rp({
        url: baseUrl,
        method: 'POST',
        formData: {
            "sport_code": options.sport,
            "academic_year": options.season,
            "division": "",
            "ranking_period": "",
            "team_individual": "",
            "game_high": "",
            "ranking_summary": "N",
            "org_id": "-1",
            "stat_seq": "",
            "conf_id": "-1",
            "region_id": "-1",
            "ncaa_custom_rank_summary_id": "-1",
            "user_custom_rank_summary_id": -1
        }
    }).then((body) => {
        var data = {
            divisions: []
        };

        var $ = cheerio.load(body);

        extractSelectList($, data.divisions, 'u_div');

        return data;
    });

    return callback ? promise.then(callback) : promise;
};

exports.getSportDivisionData = function (options, callback) {
    if (!options.sport || !options.season || !options.division) {
        return;
    }

    options.type = options.type || 'individual';
    options.gameHigh = options.gameHigh || false;

    var rankingType = options.type == 'team' ? 'T' : 'I';
    var isGameHigh = options.gameHigh == 'true' ? 'Y' : 'N';

    var baseUrl = 'http://stats.ncaa.org/rankings/change_sport_year_div';

    var promise = rp({
        url: baseUrl,
        method: 'POST',
        formData: {
            "sport_code": options.sport,
            "academic_year": options.season,
            "division": options.division,
            "ranking_period": "",
            "team_individual": rankingType,
            "game_high": isGameHigh,
            "ranking_summary": "N",
            "org_id": "-1",
            "stat_seq": "",
            "conf_id": "-1",
            "region_id": "-1",
            "ncaa_custom_rank_summary_id": "-1",
            "user_custom_rank_summary_id": -1
        }
    }).then((body) => {
        var data = {
            sport: options.sport,
            season: options.season,
            division: options.division,
            type: options.type,
            gameHigh: options.gameHigh,
            rankingsPeriods: [],
            categories: []
        };

        var $ = cheerio.load(body);

        extractSelectList($, data.rankingsPeriods, 'rp');
        extractSelectList($, data.categories, 'Stats');

        return data;
    });

    return callback ? promise.then(callback) : promise;
}