+
−var duplicateSlots = new function() {
+
−  // this variable will contain all the org details, and filled
+
−  // incrementally
+
−  var orgs_details = {};
+
−  // this variable will contain all student/proposal data details,
+
−  // filled incrementally
+
−  var assigned_proposals = new Array();
+
−
+
−  // public function to begin iterating load of JSONs and then call printing
+
−  // of duplicates
+
−
+
−  this.showDuplicatesInit = function() {
+
−
+
−    // Remember this object for Javascript scoping
+
−    html_string = '';
+
−    var this_object = this;
+
−    var NUMBER_OF_ORGS = number_of_orgs;
+
−    var OFFSET_LENGTH = offset_length;
+
−    // Variables to handle progress bar updating
+
−    var ITERATIONS = (number_of_orgs % offset_length)==0 ? Math.floor(number_of_orgs/offset_length) : Math.floor(number_of_orgs/offset_length)+1;
+
−    var successful_calls = 0;
+
−
+
−    $("#id_button_duplicate_slots").fadeOut("slow",
+
−      function() {
+
−        $("#duplicates_progress_bar").progressBar(0);
+
−        $("#description_done").html("");
+
−        // For every ajax success, bind this function to update user feedback
+
−        $(this).bind("ajaxSuccess", function() {
+
−          successful_calls++;
+
−          var percentage = Math.floor(100 * (successful_calls) / (ITERATIONS));
+
−          $("#duplicates_progress_bar").progressBar(percentage);
+
−          $("#description_progressbar").html(" Processed orgs chunk " + (successful_calls) + "/" + ITERATIONS);
+
−          // If this is the last call, feedback the user and print the duplicates data
+
−          if (successful_calls==ITERATIONS) {
+
−            $("#applications_progress_bar").fadeOut("slow",
+
−              function() {
+
−                $("#duplicates_progress_bar").progressBar(0);
+
−                $("#id_button_duplicate_slots").fadeIn("slow");
+
−              }
+
−            );
+
−            $("#description_progressbar").html("");
+
−            $("#description_done").html("<strong> Done!</strong>");
+
−            $("#duplicates_progress_bar").fadeOut("slow",
+
−              function() {
+
−                $("#id_button_duplicate_slots").val("Recalculate").fadeIn("slow",
+
−                  function() {
+
−                    // Call printing to HTML function with correct scope
+
−                    printDuplicatesAndSendJSON.call(this_object);
+
−                  }
+
−                );
+
−              }
+
−            );
+
−          }
+
−        });
+
−        // Call the showDuplicates function for the first time with correct scope
+
−        $("#duplicates_progress_bar").fadeIn("slow", showDuplicates.apply(this_object,[url_to_query,OFFSET_LENGTH,NUMBER_OF_ORGS]));
+
−      }
+
−    );
+
−  }
+
−
+
−  function showDuplicates(url_to_query,OFFSET_LENGTH,NUMBER_OF_ORGS) {
+
−    var current_offset = 0;
+
−    orgs_details = {};
+
−    assigned_proposals = new Array();
+
−
+
−    // Here Ajax call is handled
+
−    setTimeout(function() {
+
−      $.ajax({
+
−        cache:false,
+
−        mode: "sync",
+
−        type: "GET",
+
−        timeout: 1000000,
+
−        dataType: "json",
+
−        url: "/program/assigned_proposals/"+url_to_query+"?limit="+OFFSET_LENGTH+"&offset="+current_offset,
+
−        success: function (data, textStatus) {
+
−          if (data) {
+
−            // Load JSON data
+
−            loadSingleJSONData(data);
+
−          }
+
−        },
+
−        error: function(XMLHttpRequest, textStatus, errorThrown) {
+
−          // if there is an error return the button and leave a try again message
+
−          if (XMLHttpRequest!=undefined) {
+
−            $("#id_button_duplicate_slots").fadeIn("slow", function() {
+
−	      $("#description_done").html("<strong class='error'> Error encountered, try again</strong>");
+
−            });
+
−          }
+
−       }
+
−      });
+
−      current_offset+=OFFSET_LENGTH;
+
−      if (current_offset<NUMBER_OF_ORGS) {
+
−        setTimeout(arguments.callee,1);
+
−      }
+
−    },1);
+
−    // This prevent page reloading after each ajax call
+
−    return false;
+
−  }
+
−
+
−  // private function to load a JSON and pushing the data to the
+
−  // private global variables
+
−  function loadSingleJSONData(data) {
+
−    if (data) {
+
−      // pushing org details
+
−      for (var org_key in data.data.orgs) {
+
−        orgs_details[org_key] = data.data.orgs[org_key];
+
−      }
+
−      // pushing proposals
+
−      $(data.data.proposals).each(
+
−        function(intIndex, proposal) {
+
−          // if this student_key is not yet present
+
−          if (assigned_proposals[proposal.student_key]==undefined) {
+
−            // create the object and insert general info
+
−            assigned_proposals[proposal.student_key] = {};
+
−            assigned_proposals[proposal.student_key].name = proposal.student_name;
+
−            assigned_proposals[proposal.student_key].contact = proposal.student_contact;
+
−            assigned_proposals[proposal.student_key].proposals = new Array();
+
−          }
+
−          // anyway, push the accepted proposals
+
−          assigned_proposals[proposal.student_key].proposals.push(
+
−            {
+
−              "org_key" : proposal.org_key,
+
−              "proposal_key" : proposal.key_name,
+
−              "proposal_title": proposal.proposal_title
+
−            }
+
−          );
+
−        }
+
−      );
+
−    }
+
−  }
+
−
+
−  // private function to generate the JSON to send for caching and calling
+
−  // the actual function that will print the data
+
−  function printDuplicatesAndSendJSON() {
+
−    // JSON skeleton that need to be sent to the server
+
−    var to_json = {
+
−      "data": {
+
−        "orgs" : orgs_details,
+
−        "students": {}
+
−      }
+
−    }
+
−    // for every student...
+
−    for (var student_key in assigned_proposals) {
+
−      var accepted_proposals = assigned_proposals[student_key].proposals.length;
+
−      // if accepted proposal are less than 2, then ignore and continue the iteration
+
−      if (accepted_proposals<2) continue;
+
−      var student = assigned_proposals[student_key];
+
−      // push this student to the caching JSON
+
−      to_json.data.students[student_key] = student;
+
−      var proposals = student.proposals;
+
−      // call the function that prints the output html
+
−      this.showDuplicatesHtml(orgs_details,student,student_key,proposals);
+
−    }
+
−    if (html_string=="") {
+
−      $("#div_duplicate_slots").html("<strong>No duplicate slots found</strong>");
+
−    }
+
−    // at the end, send the JSON for caching purposes
+
−    $.ajax({
+
−      url: location.href,
+
−      type: 'POST',
+
−      processData: true,
+
−      data: {result: JSON.stringify(to_json)},
+
−      contentType: 'application/json',
+
−      dataType: 'json',
+
−    });
+
−  }
+
−
+
−  // public function to output actual HTML out of the data (cached or not)
+
−  this.showDuplicatesHtml = function(orgs_details,student,student_key,proposals) {
+
−    if (html_string == '') {
+
−      $("#div_duplicate_slots").html('');
+
−      html_string='<ul>';
+
−    }
+
−    html_string+= '<li>Student: <strong><a href="/student/show/'+student_key+'">'+student.name+'</a></strong> (<a href="mailto:'+student.contact+'">'+student.contact+'</a>)';
+
−    html_string+='<ul>';
+
−    $(proposals).each(
+
−      function (intIndex, proposal) {
+
−        html_string+='<li>Organization: <a href="/org/show/'+proposal.org_key+'">'+orgs_details[proposal.org_key].name+'</a>, admin: '+orgs_details[proposal.org_key].admin_name+' (<a href="mailto:'+orgs_details[proposal.org_key].admin_email+'">'+orgs_details[proposal.org_key].admin_email+'</a>)</li>';
+
−        html_string+='<ul><li>Proposal: <a href="/student_proposal/show/'+proposal.proposal_key+'">'+proposal.proposal_title+'</a></li></ul>';
+
−      }
+
−    );
+
−    html_string+='</ul></li>';
+
−    html_string+='</ul>';
+
−    $("#div_duplicate_slots").html(html_string);
+
−  }
+
−}