mirror of https://github.com/apache/lucene.git
116 lines
2.8 KiB
JavaScript
116 lines
2.8 KiB
JavaScript
function get_class(name) {
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var clazz;
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try {
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// Java8 Nashorn
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clazz = eval("Java.type(name).class");
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} catch(e) {
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// Java7 Rhino
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clazz = eval("Packages."+name);
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}
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return clazz;
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}
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function processAdd(cmd) {
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doc = cmd.solrDoc; // org.apache.solr.common.SolrInputDocument
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var id = doc.getFieldValue("id");
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logger.info("update-script#processAdd: id=" + id);
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// The idea here is to use the file's content_type value to
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// simplify into user-friendly values, such that types of, say, image/jpeg and image/tiff
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// are in an "Images" facet
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var ct = doc.getFieldValue("content_type");
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if (ct) {
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// strip off semicolon onward
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var semicolon_index = ct.indexOf(';');
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if (semicolon_index != -1) {
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ct = ct.substring(0,semicolon_index);
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}
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// and split type/subtype
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var ct_type = ct.substring(0,ct.indexOf('/'));
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var ct_subtype = ct.substring(ct.indexOf('/')+1);
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var doc_type;
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switch(true) {
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case /^application\/rtf/.test(ct) || /wordprocessing/.test(ct):
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doc_type = "doc";
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break;
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case /html/.test(ct):
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doc_type = "html";
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break;
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case /^image\/.*/.test(ct):
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doc_type = "image";
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break;
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case /presentation|powerpoint/.test(ct):
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doc_type = "presentation";
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break;
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case /spreadsheet|excel/.test(ct):
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doc_type = "spreadsheet";
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break;
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case /^application\/pdf/.test(ct):
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doc_type = "pdf";
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break;
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case /^text\/plain/.test(ct):
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doc_type = "text"
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break;
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default:
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break;
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}
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// TODO: error handling needed? What if there is no slash?
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if(doc_type) { doc.setField("doc_type", doc_type); }
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doc.setField("content_type_type_s", ct_type);
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doc.setField("content_type_subtype_s", ct_subtype);
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}
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var content = doc.getFieldValue("content");
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if (!content) {
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return; //No content found, so we are done here
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}
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var analyzer =
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req.getCore().getLatestSchema()
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.getFieldTypeByName("text_email_url")
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.getIndexAnalyzer();
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var token_stream =
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analyzer.tokenStream("content", content);
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var term_att = token_stream.getAttribute(get_class("org.apache.lucene.analysis.tokenattributes.CharTermAttribute"));
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var type_att = token_stream.getAttribute(get_class("org.apache.lucene.analysis.tokenattributes.TypeAttribute"));
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token_stream.reset();
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while (token_stream.incrementToken()) {
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doc.addField(type_att.type().replace(/\<|\>/g,'').toLowerCase()+"_ss", term_att.toString());
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}
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token_stream.end();
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token_stream.close();
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}
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function processDelete(cmd) {
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// no-op
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}
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function processMergeIndexes(cmd) {
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// no-op
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}
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function processCommit(cmd) {
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// no-op
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}
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function processRollback(cmd) {
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// no-op
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}
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function finish() {
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// no-op
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}
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