Add Scaffold as a built-in developer tool

chrome/content/scaffold/templates/scrapeMARC.js

@@ -0,0 +1,36 @@
+function scrape(doc, url) {
+	// TODO adjust the selector for the lines here
+	var lines = doc.querySelectorAll('#cntPlcPortal_grdMrc tr');
+	
+	// call MARC translator
+	var translator = Zotero.loadTranslator("import");
+	translator.setTranslator("a6ee60df-1ddc-4aae-bb25-45e0537be973");
+	translator.getTranslatorObject(function (marc) {
+		var record = new marc.record();
+		var newItem = new Zotero.Item();
+		// ignore the table headings in lines[0]
+		record.leader = text(lines[1], 'td', 4);
+		var fieldTag, indicators, fieldContent;
+		for (let line of Array.from(lines).slice(2)) {
+			// multiple lines with same fieldTag do not repeat the tag
+			// i.e. in these cases we will just take same value as before
+			if (text(line, 'td', 0).trim().length > 0) {
+				fieldTag = text(line, 'td', 0);
+			}
+			indicators = text(line, 'td', 1) + text(line, 'td', 2);
+			fieldContent = '';
+			if (text(line, 'td', 3).trim().length > 0) {
+				fieldContent = marc.subfieldDelimiter + text(line, 'td', 3);
+			}
+			fieldContent += text(line, 'td', 4);
+			
+			record.addField(fieldTag, indicators, fieldContent);
+		}
+		
+		record.translate(newItem);
+		
+		// possibly clean newItem further here
+		
+		newItem.complete();
+	});
+}