bird-api/app/utilities.js

日本の野鳥 Web API

(function() {
  var Name, STAGE, _, atLeastContains, attachUpperTaxonomies, buildBinomen, getAPIbase, getAPIurl, host, meta, parseQuery, port, singular_for, upper_for, version;

  Name = require('./models').Name;

  _ = require('underscore');

  STAGE = 'development';

  meta = require('../package.json');

  host = meta.settings[STAGE].host;

  port = meta.settings[STAGE].port;

  version = meta.version.split('.')[0];

  upper_for = {
    family: 'order',
    genus: 'family',
    species: 'genus',
    subspecies: 'species'
  };

  singular_for = {
    orders: 'order',
    families: 'family',
    genuses: 'genus',
    species: 'species',
    birds: 'species',
    subspecies: 'subspecies'
  };

  getAPIbase = function() {
    return "/v" + version;
  };

  getAPIurl = function(dir) {
    return "http://" + host + (port ? ':' + port : void 0) + (getAPIbase()) + "/" + (encodeURI(dir));
  };

  buildBinomen = function(species_sc, genus_sc) {
    var n;
    n = genus_sc.length;
    return genus_sc[0].toUpperCase() + genus_sc.slice(1, n).toLowerCase() + ' ' + species_sc.toLowerCase();
  };

  attachUpperTaxonomies = function(arg) {
    var binomen, callback, fields, name, promise1, promise2, reference, taxonomies;
    name = arg.name, binomen = arg.binomen, taxonomies = arg.taxonomies, reference = arg.reference, fields = arg.fields, callback = arg.callback;
    if (taxonomies == null) {
      taxonomies = [];
    }
    promise1 = Name.findById(reference.upper_id).select(fields).exec();
    promise2 = Name.findById(reference.upper_id).exec();
    return Promise.all([promise1, promise2]).then(function(arg1) {
      var ref2Upper, upper, upper_id;
      upper = arg1[0], ref2Upper = arg1[1];
      if (reference.rank === 'species') {
        binomen = buildBinomen(reference.sc, ref2Upper.sc);
      }
      upper_id = reference.upper_id;
      if (upper_id != null) {
        taxonomies.push(upper);
        return attachUpperTaxonomies({
          name: name,
          binomen: binomen,
          taxonomies: taxonomies,
          reference: ref2Upper,
          fields: fields,
          callback: callback
        });
      } else {
        return callback({
          name: name,
          binomen: binomen,
          taxonomies: taxonomies
        });
      }
    });
  };

  atLeastContains = function(A, B) {
    var a, b, i, j, len, len1;
    for (i = 0, len = A.length; i < len; i++) {
      a = A[i];
      for (j = 0, len1 = B.length; j < len1; j++) {
        b = B[j];
        if (a === b) {
          return true;
        }
      }
    }
    return false;
  };

  parseQuery = function(req) {
    var content, fields, limit, offset;
    if (req.query.fields != null) {
      fields = req.query.fields.split(',').join(' ');
    } else {
      fields = '';
    }
    if (req.query.offset != null) {
      offset = parseInt(req.query.offset);
      if (offset !== offset) {
        offset = 0;
      } else {
        if (offset < 0) {
          offset = 0;
        }
      }
    } else {
      offset = 0;
    }
    if (req.query.limit != null) {
      limit = parseInt(req.query.limit);
      if (limit !== limit) {
        limit = false;
      }
    } else {
      limit = false;
    }
    content = req.query.content;
    if (content == null) {
      content = '';
    }
    return {
      fields: fields,
      offset: offset,
      limit: limit,
      content: content
    };
  };

  module.exports = {
    host: host,
    port: port,
    version: version,
    getAPIbase: getAPIbase,
    getAPIurl: getAPIurl,
    attachUpperTaxonomies: attachUpperTaxonomies,
    atLeastContains: atLeastContains,
    singular_for: singular_for,
    parseQuery: parseQuery
  };

}).call(this);

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