private void buildHiddenSelectorWidget(
SerialisationContext pSerialisationContext,
HTMLSerialiser pSerialiser,
EvaluatedNodeInfoItem pEvalNode,
List<FieldSelectOption> pSelectOptions) {
Map<String, Object> lTemplateVars =
super.getGenericTemplateVars(pSerialisationContext, pSerialiser, pEvalNode);
// Force the style to be off screen
lTemplateVars.put("Style", "position: absolute; left: -999em;");
if (pEvalNode.getSelectorMaxCardinality() > 1) {
lTemplateVars.put("Multiple", true);
}
// Always set size greater than 2, otherwise all fields post back with first value
lTemplateVars.put("Size", Math.max(2, pSelectOptions.size()));
List<Map<String, Object>> lOptions = new ArrayList<>();
OPTION_LOOP:
for (FieldSelectOption lOption : pSelectOptions) {
if (lOption.isHistorical() && !lOption.isSelected()) {
// Skip un-selected historical items
continue OPTION_LOOP;
}
Map<String, Object> lOptionVars = new HashMap<>(3);
lOptionVars.put("Key", lOption.getDisplayKey());
lOptionVars.put("Value", lOption.getExternalFieldValue());
if (lOption.isSelected()) {
lOptionVars.put("Selected", true);
}
if (lOption.isDisabled()) {
lOptionVars.put("Disabled", true);
}
lOptions.add(lOptionVars);
}
lTemplateVars.put("Options", lOptions);
MustacheFragmentBuilder.applyMapToTemplate(
SELECTOR_MUSTACHE_TEMPLATE, lTemplateVars, pSerialiser.getWriter());
}
@Override
public void buildWidgetInternal(
SerialisationContext pSerialisationContext,
HTMLSerialiser pSerialiser,
EvaluatedNodeInfoItem pEvalNode) {
FieldMgr lFieldMgr = pEvalNode.getFieldMgr();
List<FieldSelectOption> lSelectOptions = filteredOptionList(pEvalNode);
if (!pEvalNode.isPlusWidget() && lFieldMgr.getVisibility() == NodeVisibility.VIEW) {
SelectorWidgetBuilder.outputReadOnlyOptions(pSerialiser, pEvalNode);
} else {
// Create a hidden select element similar to the selector widget
buildHiddenSelectorWidget(pSerialisationContext, pSerialiser, pEvalNode, lSelectOptions);
// Find image base URL (the static servlet path)
RequestURIBuilder lURIBuilder = pSerialisationContext.createURIBuilder();
// Mapset var name, could be cache key but then possible issues with itemrec
String lMapsetJSONVariableName =
lFieldMgr.getExternalFieldName()
+ pEvalNode
.getStringAttribute(NodeAttribute.MAPSET, "missing-map-set")
.replaceAll("[^a-zA-Z0-9]*", "");
// Static servlet requires app mnem appended
String lJSON =
mapsetToJSON(
pEvalNode,
StaticServlet.getURIWithAppMnem(
lURIBuilder, pSerialisationContext.getApp().getAppMnem()));
// Add the JSON to the page
pSerialisationContext.addConditionalLoadJavascript(
"var " + lMapsetJSONVariableName + " = " + lJSON + ";");
// Add a placeholder element
String lLoadingElementName = "loading" + lFieldMgr.getExternalFieldName();
pSerialiser.append("<input type=\"text\" id=\"");
pSerialiser.append(lLoadingElementName);
pSerialiser.append("\" class=\"tagger tagger-loading\" />");
// Use the field width as the tagger width if tight field is specified, otherwise tagger
// should use 100% of the cell
String lFieldWidth;
if (pEvalNode.getBooleanAttribute(NodeAttribute.TIGHT_FIELD, false)) {
lFieldWidth = "$('#" + lLoadingElementName + "').css('width')";
} else {
lFieldWidth = "'100%'";
}
// Config for the jqueryTagger widget
JSONObject lTaggerConfig = new JSONObject();
lTaggerConfig.put("baseURL", lURIBuilder.buildServletURI(StaticServlet.SERVLET_PATH));
lTaggerConfig.put("imgDownArrow", "/img/tagger-dropdown.png");
lTaggerConfig.put("imgRemove", "/img/tagger-remove.png");
lTaggerConfig.put("imgSearch", "/img/tagger-search.png");
lTaggerConfig.put("fieldWidth", lFieldWidth);
// Add optinal values to pass to tagger
lTaggerConfig.putAll(establishExtraParams(pEvalNode));
// Variable is passed in as a raw variable name to be resolved at runtime
lTaggerConfig.put("availableTags", new JSONNonEscapedValue(lMapsetJSONVariableName));
// Pass through lSelectedIdList
JSONArray lSelectedTags = new JSONArray();
for (FieldSelectOption lOption : lSelectOptions) {
if (lOption.isSelected()) {
lSelectedTags.add(lOption.getExternalFieldValue());
}
}
lTaggerConfig.put("preselectedTags", lSelectedTags);
boolean lAJAXMapSet = pEvalNode.getMapSet() instanceof JITMapSet;
if (lAJAXMapSet) {
lTaggerConfig.put(
"ajaxURL",
MapSetWebService.AjaxSearchEndPoint.buildEndPointURI(
pSerialisationContext.createURIBuilder(),
pSerialisationContext.getThreadInfoProvider().getThreadId()));
lTaggerConfig.put(
"ajaxErrorFunction",
new JSONNonEscapedValue(
"function(self, data){self._showMessageSuggestion('The application has experienced an unexpected error, please try again or contact support. Error reference: <strong>' + data.responseJSON.errorDetails.reference + '</strong>', 'error');}"));
}
// Add in the JS to construct the tagger for the select
pSerialisationContext.addConditionalLoadJavascript(
"$(function(){\n"
+ " $('#"
+ lFieldMgr.getExternalFieldName()
+ "').tagger("
+ lTaggerConfig.toJSONString()
+ ");\n"
+ "});");
}
}