annotate core/widgets.py @ 645:99f7917702ca
Fix 081a88b3bfc8, javascript resize of forum images.
Commit 081a88b3bfc8 broke those pages that loaded forums.js but did not load
the imagesLoaded jQuery extension. Now we have arranged it so that only the
forums topic view loads imagesLoaded and put the resizing javascript inline.
| author |
Brian Neal <bgneal@gmail.com> |
| date |
Mon, 11 Mar 2013 15:30:25 -0500 |
| parents |
678a1a2ef55a |
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| rev |
line source |
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1 """
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2 Various useful widgets for the GPP application.
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3 """
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4
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5 from django import forms
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6 from django.utils.safestring import mark_safe
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7 from django.core.urlresolvers import reverse
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8
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9
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10 class AutoCompleteUserInput(forms.TextInput):
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11
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12 def render(self, name, value, attrs=None):
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13 url = reverse('core-ajax_users')
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14 output = super(AutoCompleteUserInput, self).render(name, value, attrs)
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15 return output + mark_safe(u"""\
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16 <script type="text/javascript">
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17 $(function() {
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18 var cache = {};
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19 var cacheSize = 0;
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20 $("#id_%s").autocomplete({
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21 delay: 400,
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22 minLength: 1,
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23 source: function(request, response) {
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24 if (cache[request.term]) {
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25 response(cache[request.term]);
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26 return;
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27 }
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28 $.ajax({
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29 url: "%s",
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30 type: "GET",
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31 data: {
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32 q: request.term,
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33 limit: 15
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34 },
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35 dataType: "json",
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36 success: function(data, textStatus) {
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37 if (cacheSize >= 32) {
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38 cache = {};
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39 cacheSize = 0;
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40 }
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41 cache[request.term] = data;
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42 ++cacheSize;
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43 response(data);
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44 },
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45 error: function(xhr, textStatus, ex) {
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46 alert('Oops, an error occurred. ' + xhr.statusText + ' - ' +
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47 xhr.responseText);
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48 }
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49 });
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50 }
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51 });
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52 });
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53 </script>""" % (name, url))
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54
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