@Override
public void process(ResponseBuilder rb) throws IOException {
SolrQueryRequest req = rb.req;
if (rb.doHighlights) {
SolrParams params = req.getParams();
String[] defaultHighlightFields; // TODO: get from builder by default?
if (rb.getQparser() != null) {
defaultHighlightFields = rb.getQparser().getDefaultHighlightFields();
} else {
defaultHighlightFields = params.getParams(CommonParams.DF);
}
Query highlightQuery = rb.getHighlightQuery();
if (highlightQuery == null) {
if (rb.getQparser() != null) {
try {
highlightQuery = rb.getQparser().getHighlightQuery();
rb.setHighlightQuery(highlightQuery);
} catch (Exception e) {
throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, e);
}
} else {
highlightQuery = rb.getQuery();
rb.setHighlightQuery(highlightQuery);
}
}
if (highlightQuery != null) {
boolean rewrite =
!(Boolean.valueOf(req.getParams().get(HighlightParams.USE_PHRASE_HIGHLIGHTER, "true"))
&& Boolean.valueOf(
req.getParams().get(HighlightParams.HIGHLIGHT_MULTI_TERM, "true")));
highlightQuery =
rewrite ? highlightQuery.rewrite(req.getSearcher().getIndexReader()) : highlightQuery;
}
// No highlighting if there is no query -- consider q.alt="*:*
if (highlightQuery != null) {
NamedList sumData =
highlighter.doHighlighting(
rb.getResults().docList, highlightQuery, req, defaultHighlightFields);
if (sumData != null) {
// TODO ???? add this directly to the response?
rb.rsp.add("highlighting", sumData);
}
}
}
}
public void inform(SolrCore core) {
List<PluginInfo> children = info.getChildren("highlighting");
if (children.isEmpty()) {
PluginInfo pluginInfo =
core.getSolrConfig()
.getPluginInfo(
SolrHighlighter.class.getName()); // TODO deprecated configuration remove later
if (pluginInfo != null) {
highlighter =
core.createInitInstance(
pluginInfo, SolrHighlighter.class, null, DefaultSolrHighlighter.class.getName());
highlighter.initalize(core.getSolrConfig());
} else {
DefaultSolrHighlighter defHighlighter = new DefaultSolrHighlighter(core);
defHighlighter.init(PluginInfo.EMPTY_INFO);
highlighter = defHighlighter;
}
} else {
highlighter =
core.createInitInstance(
children.get(0), SolrHighlighter.class, null, DefaultSolrHighlighter.class.getName());
}
}
@Override
public void prepare(ResponseBuilder rb) throws IOException {
rb.doHighlights = highlighter.isHighlightingEnabled(rb.req.getParams());
}
