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{% load static %}

<script type="text/javascript" language="JavaScript">
var filterform_displayed = false;
function filter_click()
{
    var form = document.getElementById('filterform');
    if (!form) {
        return;
    }

    if (filterform_displayed) {
        form.style['display'] = 'none';
        filterform_displayed = false;
    } else {
        form.style['display'] = 'block';
        filterform_displayed = true;
    }


}
function enable_selected_submitter(select, input)
{
    select.name = 'submitter';
    input.name = '';
}
function filter_form_submit(form)
{
    var i;

    var submitter_select = document.getElementById("submitter_select");
    var submitter_input = document.getElementById("submitter_input");
    if (!submitter_select || !submitter_input) {
        req = null;
        return;
    }

    /* submitter handling. if possible, use the select box, otherwise leave
     * as-is (and so the text box is used). */

    if (submitter_select.options.length == 0) {
        /* if there's no match, just use the input */

    } else if (submitter_select.options.length == 1) {
        /* if there's only one match, request by id */
        submitter_select.selectedIndex = 0;
        enable_selected_submitter(submitter_select, submitter_input);

    } else if (submitter_select.selectedIndex != -1) {
        /* if the user has explicitly selected, request by id */
        enable_selected_submitter(submitter_select, submitter_input);

    }

    for (i = 0; i < form.elements.length; i++) {
        var e = form.elements[i];
        if (e.type == 'submit') {
            continue;
        }

        /* handle submitter data */
        if (e.type == 'select-one') {
            if (e.name == '') {
                e.disabled = true;
            }
            if (e.selectedIndex != -1
                    && e.options[e.selectedIndex].value == '') {
                e.disabled = true;
            }

            continue;
        }

        if (e.value == '') {
            e.disabled = true;
        }
    }
}

var req = null;

function submitter_complete_response()
{
    if (req.readyState != 4) {
        return
    }

    var completions;
    eval("completions = " + req.responseText);

    if (completions.length == 0) {
        req = null;
        return;
    }

    var submitter_select = document.getElementById("submitter_select");
    var submitter_input = document.getElementById("submitter_input");
    if (!submitter_select || !submitter_input) {
        req = null;
        return;
    }

    for (i = 0; i < completions.length; i++) {
        name = completions[i]['fields']['name'];
        if (name) {
            name = completions[i]['fields']['name'] +
                ' <' + completions[i]['fields']['email'] + '>';
        } else {
            name = completions[i]['fields']['email'];
        }
        o = new Option(name, completions[i]['pk']);
        submitter_select.options[i] = o;
    }

    /* remove remaining options */
    for (; i < submitter_select.length; i++) {
        submitter_select.options[i] = null;
    }

    submitter_select.disabled = false;
    req = null;
}

function submitter_field_change(field)
{
    var limit = 20;
    var value = field.value;
    if (value.length < 4) {
        return;
    }

    if (req) {
         return;
    }

    var url = '{% url 'patchwork.views.submitter_complete' %}?q=' + value +
                        '&l=' + limit;
    req = new XMLHttpRequest();
    req.onreadystatechange = submitter_complete_response;
    req.open("GET", url, true);
    req.send('');
}
</script>

<div class="filters">
 <div id="filtersummary">
  <strong><a href="javascript:filter_click()">Filters</a>:</strong>
 {% if filters.applied_filters %}
  {% for filter in filters.applied_filters %}
   {{ filter.name }} = {{ filter.condition }}
    {% if not filter.forced %}
     <a href="{{ filter.url_without_me }}"><img
      width="16" height="16" alt="remove filter" title="remove filter"
      src="{% static "images/16-circle-blue-remove.png" %}"></a>
    {% endif %}
   {% if not forloop.last %}&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;{% endif %}
  {% endfor %}
 {% else %}
  none
  <a href="javascript:filter_click()"><img
  width="16" height="16" alt="add filter" title="add filter"
  src="{% static "images/16-circle-blue-add.png" %}"></a>
 {% endif %}
 </div>
 <div id="filterform" style="padding-top: 1em; display: none">
  <form action="" method="get" onSubmit="return filter_form_submit(this)">
    <table>
    {% for filter in filters.available_filters %}
     <tr>
      <td>{{ filter.name }}</td>
      <td>{{ filter.form }}</td>
     </tr>
    {% endfor %}
     <tr>
      <td/>
      <td><input type="submit" value="Apply"/></td>
     </tr>
    </table>
  </form>
 </div>
</div>