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bgneal@1
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1 // Handles related-objects functionality: lookup link for raw_id_fields
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bgneal@1
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2 // and Add Another links.
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3
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4 function html_unescape(text) {
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5 // Unescape a string that was escaped using django.utils.html.escape.
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6 text = text.replace(/</g, '<');
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7 text = text.replace(/>/g, '>');
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8 text = text.replace(/"/g, '"');
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9 text = text.replace(/'/g, "'");
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10 text = text.replace(/&/g, '&');
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11 return text;
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12 }
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13
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14 // IE doesn't accept periods or dashes in the window name, but the element IDs
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15 // we use to generate popup window names may contain them, therefore we map them
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16 // to allowed characters in a reversible way so that we can locate the correct
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17 // element when the popup window is dismissed.
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18 function id_to_windowname(text) {
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19 text = text.replace(/\./g, '__dot__');
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20 text = text.replace(/\-/g, '__dash__');
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21 return text;
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22 }
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23
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24 function windowname_to_id(text) {
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25 text = text.replace(/__dot__/g, '.');
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26 text = text.replace(/__dash__/g, '-');
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27 return text;
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28 }
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29
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30 function showRelatedObjectLookupPopup(triggeringLink) {
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31 var name = triggeringLink.id.replace(/^lookup_/, '');
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32 name = id_to_windowname(name);
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33 var href;
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34 if (triggeringLink.href.search(/\?/) >= 0) {
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35 href = triggeringLink.href + '&pop=1';
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36 } else {
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37 href = triggeringLink.href + '?pop=1';
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38 }
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39 var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
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40 win.focus();
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41 return false;
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42 }
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43
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44 function dismissRelatedLookupPopup(win, chosenId) {
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45 var name = windowname_to_id(win.name);
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46 var elem = document.getElementById(name);
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47 if (elem.className.indexOf('vManyToManyRawIdAdminField') != -1 && elem.value) {
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48 elem.value += ',' + chosenId;
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49 } else {
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50 document.getElementById(name).value = chosenId;
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51 }
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52 win.close();
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53 }
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54
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55 function showAddAnotherPopup(triggeringLink) {
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56 var name = triggeringLink.id.replace(/^add_/, '');
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57 name = id_to_windowname(name);
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58 href = triggeringLink.href
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59 if (href.indexOf('?') == -1) {
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60 href += '?_popup=1';
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61 } else {
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62 href += '&_popup=1';
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63 }
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64 var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
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65 win.focus();
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66 return false;
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67 }
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68
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69 function dismissAddAnotherPopup(win, newId, newRepr) {
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70 // newId and newRepr are expected to have previously been escaped by
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71 // django.utils.html.escape.
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72 newId = html_unescape(newId);
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73 newRepr = html_unescape(newRepr);
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74 var name = windowname_to_id(win.name);
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75 var elem = document.getElementById(name);
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76 if (elem) {
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77 if (elem.nodeName == 'SELECT') {
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78 var o = new Option(newRepr, newId);
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79 elem.options[elem.options.length] = o;
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80 o.selected = true;
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81 } else if (elem.nodeName == 'INPUT') {
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82 elem.value = newId;
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83 }
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84 } else {
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85 var toId = name + "_to";
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86 elem = document.getElementById(toId);
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87 var o = new Option(newRepr, newId);
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88 SelectBox.add_to_cache(toId, o);
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89 SelectBox.redisplay(toId);
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90 }
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91 win.close();
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92 }
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