98 lines
3.2 KiB
JavaScript
98 lines
3.2 KiB
JavaScript
// Handles related-objects functionality: lookup link for raw_id_fields
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// and Add Another links.
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function html_unescape(text) {
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// Unescape a string that was escaped using django.utils.html.escape.
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text = text.replace(/</g, '<');
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text = text.replace(/>/g, '>');
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text = text.replace(/"/g, '"');
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text = text.replace(/'/g, "'");
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text = text.replace(/&/g, '&');
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return text;
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}
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// IE doesn't accept periods or dashes in the window name, but the element IDs
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// we use to generate popup window names may contain them, therefore we map them
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// to allowed characters in a reversible way so that we can locate the correct
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// element when the popup window is dismissed.
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function id_to_windowname(text) {
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text = text.replace(/\./g, '__dot__');
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text = text.replace(/\-/g, '__dash__');
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return text;
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}
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function windowname_to_id(text) {
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text = text.replace(/__dot__/g, '.');
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text = text.replace(/__dash__/g, '-');
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return text;
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}
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function showRelatedObjectLookupPopup(triggeringLink) {
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var name = triggeringLink.id.replace(/^lookup_/, '');
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name = id_to_windowname(name);
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var href;
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if (triggeringLink.href.search(/\?/) >= 0) {
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href = triggeringLink.href + '&_popup=1';
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} else {
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href = triggeringLink.href + '?_popup=1';
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}
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var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
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win.focus();
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return false;
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}
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function dismissRelatedLookupPopup(win, chosenId) {
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var name = windowname_to_id(win.name);
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var elem = document.getElementById(name);
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if (elem.className.indexOf('vManyToManyRawIdAdminField') != -1 && elem.value) {
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elem.value += ',' + chosenId;
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} else {
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document.getElementById(name).value = chosenId;
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}
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win.close();
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}
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function showAddAnotherPopup(triggeringLink) {
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var name = triggeringLink.id.replace(/^add_/, '');
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name = id_to_windowname(name);
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var href = triggeringLink.href;
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if (href.indexOf('?') == -1) {
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href += '?_popup=1';
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} else {
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href += '&_popup=1';
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}
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var win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
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win.focus();
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return false;
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}
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function dismissAddAnotherPopup(win, newId, newRepr) {
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// newId and newRepr are expected to have previously been escaped by
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// django.utils.html.escape.
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newId = html_unescape(newId);
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newRepr = html_unescape(newRepr);
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var name = windowname_to_id(win.name);
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var elem = document.getElementById(name);
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var o;
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if (elem) {
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var elemName = elem.nodeName.toUpperCase();
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if (elemName == 'SELECT') {
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o = new Option(newRepr, newId);
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elem.options[elem.options.length] = o;
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o.selected = true;
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} else if (elemName == 'INPUT') {
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if (elem.className.indexOf('vManyToManyRawIdAdminField') != -1 && elem.value) {
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elem.value += ',' + newId;
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} else {
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elem.value = newId;
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}
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}
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} else {
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var toId = name + "_to";
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o = new Option(newRepr, newId);
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SelectBox.add_to_cache(toId, o);
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SelectBox.redisplay(toId);
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}
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win.close();
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}
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