/django/contrib/admin/media/js/admin/RelatedObjectLookups.js
JavaScript | 96 lines | 92 code | 1 blank | 3 comment | 0 complexity | 653864d199d928d2b70fe239980edacf MD5 | raw file
1// Handles related-objects functionality: lookup link for raw_id_fields 2// and Add Another links. 3 4function html_unescape(text) { 5 // Unescape a string that was escaped using django.utils.html.escape. 6 text = text.replace(/</g, '<'); 7 text = text.replace(/>/g, '>'); 8 text = text.replace(/"/g, '"'); 9 text = text.replace(/'/g, "'"); 10 text = text.replace(/&/g, '&'); 11 return text; 12} 13 14// IE doesn't accept periods or dashes in the window name, but the element IDs 15// we use to generate popup window names may contain them, therefore we map them 16// to allowed characters in a reversible way so that we can locate the correct 17// element when the popup window is dismissed. 18function id_to_windowname(text) { 19 text = text.replace(/\./g, '__dot__'); 20 text = text.replace(/\-/g, '__dash__'); 21 return text; 22} 23 24function windowname_to_id(text) { 25 text = text.replace(/__dot__/g, '.'); 26 text = text.replace(/__dash__/g, '-'); 27 return text; 28} 29 30function showRelatedObjectLookupPopup(triggeringLink) { 31 var name = triggeringLink.id.replace(/^lookup_/, ''); 32 name = id_to_windowname(name); 33 var href; 34 if (triggeringLink.href.search(/\?/) >= 0) { 35 href = triggeringLink.href + '&pop=1'; 36 } else { 37 href = triggeringLink.href + '?pop=1'; 38 } 39 var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes'); 40 win.focus(); 41 return false; 42} 43 44function dismissRelatedLookupPopup(win, chosenId) { 45 var name = windowname_to_id(win.name); 46 var elem = document.getElementById(name); 47 if (elem.className.indexOf('vManyToManyRawIdAdminField') != -1 && elem.value) { 48 elem.value += ',' + chosenId; 49 } else { 50 document.getElementById(name).value = chosenId; 51 } 52 win.close(); 53} 54 55function showAddAnotherPopup(triggeringLink) { 56 var name = triggeringLink.id.replace(/^add_/, ''); 57 name = id_to_windowname(name); 58 href = triggeringLink.href 59 if (href.indexOf('?') == -1) { 60 href += '?_popup=1'; 61 } else { 62 href += '&_popup=1'; 63 } 64 var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes'); 65 win.focus(); 66 return false; 67} 68 69function dismissAddAnotherPopup(win, newId, newRepr) { 70 // newId and newRepr are expected to have previously been escaped by 71 // django.utils.html.escape. 72 newId = html_unescape(newId); 73 newRepr = html_unescape(newRepr); 74 var name = windowname_to_id(win.name); 75 var elem = document.getElementById(name); 76 if (elem) { 77 if (elem.nodeName == 'SELECT') { 78 var o = new Option(newRepr, newId); 79 elem.options[elem.options.length] = o; 80 o.selected = true; 81 } else if (elem.nodeName == 'INPUT') { 82 if (elem.className.indexOf('vManyToManyRawIdAdminField') != -1 && elem.value) { 83 elem.value += ',' + newId; 84 } else { 85 elem.value = newId; 86 } 87 } 88 } else { 89 var toId = name + "_to"; 90 elem = document.getElementById(toId); 91 var o = new Option(newRepr, newId); 92 SelectBox.add_to_cache(toId, o); 93 SelectBox.redisplay(toId); 94 } 95 win.close(); 96}