embed.js

/*
    These two variables get replaced with the respective values during the
    entrypoint script of the Docker container and depend on the environment variables
*/
var MC_BASE_HOST = ':base_host';
var MC_BASE_PORT = ':base_port';

/*
    Documents API
*/
function DocumentsApi(Converter) {
    if(MC_BASE_HOST.charAt(0) == ':') {
        MC_BASE_HOST='http:https://mc-server.kohn.io';
    }
    if(MC_BASE_PORT.charAt(0) == ':') {
        MC_BASE_PORT='80';
    }
    this.baseUrl = MC_BASE_HOST + ':' + MC_BASE_PORT;
};

DocumentsApi.prototype.queryDocumentsAsync = function(profileIds, fieldIds, orderAttr, orderDir, offset, limit, onlyCount) {
    var self = this;
    var url = this.baseUrl;
    url += '/documents/';

    var arguments = []

    if(profileIds) {
        arguments.push('profile-ids=' + profileIds.join(','));
    }
    if(fieldIds) {
        arguments.push('field-ids=' + fieldIds.join(','));
    }
    if(orderAttr) {
        if(orderAttr == 'pub_year') {
            orderAttr = 'year';
        }
        arguments.push('order-attr=' + orderAttr);
    }
    if(orderDir) {
        arguments.push('order-dir=' + orderDir);
    }
    if(offset) {
        arguments.push('offset='+offset);
    }
    if(limit) {
        arguments.push('limit='+limit);
    }
    if(onlyCount) {
        arguments.push('only-count='+onlyCount);
    }
    var argumentString = '?' + arguments.join('&');
    url += argumentString;

    // Log url request
    window.console&&console.log('GET ' + url);

    // Return ajax promise
    return jQuery.getJSON(url);
}

/*
  Profiles Api
*/
function ProfilesApi() {
  if(MC_BASE_HOST.charAt(0) == ':') {
      MC_BASE_HOST='http:https://mc-server.kohn.io';
  }
  if(MC_BASE_PORT.charAt(0) == ':') {
      MC_BASE_PORT='80';
  }
  this.baseUrl = MC_BASE_HOST + ':' + MC_BASE_PORT;
}

ProfilesApi.prototype.querySlimProfilesAsync = function() {
	var url = this.baseUrl;
	url += "/profiles/?slim=true";

  // Log url request
  window.console&&console.log('GET ' + url);

  // Return ajax promise
  return jQuery.getJSON(url);
}

var documentsApi = new DocumentsApi();
var profilesApi = new ProfilesApi();

// Object that will be used later to store the fetched slim profiles with their names
var profilePages = {};

/*
  For each .mc-documents tag, query the documents and add them to the page
*/
function queryDocuments() {
  // Loop through mc-documents
  jQuery('.mc-documents').each(function() {
      // Prepare target div && parent
      var target = jQuery(this);
      target.addClass('mc-loading');

      // Fetch all the data variables
      var profileIds = null;
      if(typeof jQuery(this).data('profileids') !== 'undefined'){
          var data = jQuery(this).data('profileids');
          if(data) {
              // Kill whitespace
              profileIds = data.replace(/[ \n\t]+/, '');
              // Split by comma
              profileIds = profileIds.split(',');
          }
      }
      var fieldIds = null;
      if(typeof jQuery(this).data('fieldids') !== 'undefined'){
          var data = jQuery(this).data('fieldids');
          if(data) {
              // Kill whitespace
              fieldIds = data.replace(/[ \n\t]+/, '');
              // Split by comma
              fieldIds = fieldIds.split(',');
          }
      }
      var orderAttr = 'year';
      if(typeof jQuery(this).data('orderattr') !== 'undefined'){
          var data = jQuery(this).data('orderattr');
          if(data) {
              orderAttr = data;
          }
      }
      var orderDir = 'desc';
      if(typeof jQuery(this).data('orderdir') !== 'undefined'){
          var data = jQuery(this).data('orderdir');
          if(data) {
              orderDir = data;
          }
      }
      var limit = '20';
      if(typeof jQuery(this).data('limit') !== 'undefined'){
          var data = jQuery(this).data('limit');
          if(data) {
              limit = data;
          }
      }

      // Trigger async fetch
      documentsApi.queryDocumentsAsync(profileIds, fieldIds, orderAttr, orderDir, 0, limit)
          .done(function(data) {
              var docs = '<ul>';
              // loop through docs
              for (var i = 0; i < data.length; i++) {
                  docs += '<li>';
                  if(typeof data[i].title !== 'undefined') {
                      docs += '<b>' + data[i].title + '</b><br />';
                  }
                  if(typeof data[i].authors !== 'undefined') {
                      // Now try to find the profile pages for the different authors
                      // First prepare the authors string
                      var authors = data[i].authors.split(',');
                      authors = authors.map(function(author) {
                        return author.replace(/(^[,\s]+)|([,\s]+$)/g, '');
                      });
                      // Then probe with the previously fetched profilePages dict
                      for(var j = 0; j < authors.length; j++) {
                        var name = authors[j];
                        if(j > 0) {
                          docs += ', ';
                        }
                        if(name in profilePages) {
                          docs += '<a href="' + profilePages[name] + '">' + name + '</a>';
                        } else {
                          docs += name;
                        }
                      }
                  }
                  if(typeof data[i].source !== "undefined" &&
                          typeof data[i].pub_year !== "undefined" &&
                          data[i].source != "" &&
                          data[i].pub_year != "") {
                      docs += '<br />' + data[i].source + ', ' + data[i].pub_year + '.</li>';
                  } else {
                      docs += '.</li>';
                  }
              }
              docs += '</ul>';

              // update target
              target.removeClass('mc-loading');
              target.addClass('mc-loaded');
              setTimeout(function() { target.empty(); target.append(docs);}, 1100);
          })
          .fail(function(jqXHR, textStatus) {
              window.console&&console.log(textStatus);
          });
    });
}

// Function that is executed as soon as jquery is loaded
jQuery(document).ready(function() {
    // Dont use the cache in Ajax calls
    jQuery.ajaxSetup({ cache: false });

    // Check if there is a single mc-documents tag in the page
    if(jQuery('.mc-documents').length) {

      // Fetch the slim profiles for the page links
      profilesApi.querySlimProfilesAsync()
        .done(function(data) {
          for(var i=0; i<data.length; i++) {
            var slimProfile = data[i]
            profilePages[slimProfile["name"]] = slimProfile["page"];
          }
        })
        .fail(function(jqXHR, textStatus) {
          window.console&&console.log("Failed to fetch slim profiles!");
          window.console&&console.log("Proceeding with document download.");
          window.console&&console.log(textStatus);
        })
        .always(function() {
          queryDocuments();
        })
      }
});