bibfilterForm.html

<script>

	function fillAuthors(auth, sort) {

		if (sort == 1) {
			console.log(auth);
			auth.sort();
		}
		// get selector for authors in the form
		var x = document.getElementById("author");
		// add custom authors to the form
		for ( var i = 0; i < auth.length; i++) {
			var option = document.createElement("option");
			option.text = auth[i];
			option.value = auth[i];
			x.add(option, null);
		}
		document.getElementById('author').value = "<?php echo $_POST['only_author'];?>";
	}

	/*
	This function expects array of publication types in the following form:
		-either string (text and value will be the same)
		-two strings separated by "-" where first part is value, second part is menu text
		-note: all "_" are replaced by whitespace
	 */
	function fillTypes(types) {
		// get selector for publicaton type
		var x = document.getElementById("type");

		// add custom types
		for ( var i = 0; i < types.length; i++) {
			tt = types[i].replace('_', ' ');
			t = tt.split("-");

			var option = document.createElement("option");
			option.value = t[0];
			// if not optional text to menu defined, just use the field
			if (t.length < 2) {
				option.text = t[0];
			} else {
				option.text = t[1];
			}
			x.add(option, null);
		}
		document.getElementById('type').value = "<?php echo $_POST['only_entrytype'];?>";
	}
</script>

<form action="" target="" method="POST">
	<table border="1" style="width: 100%">
		<tr>
			<td>Authors:</td>
			<td><select name="only_author" id="author">
					<option value="">ALL</option>
			</select></td>
			<td>Type:</td>
			<td><select name="only_entrytype" id=type>
					<option value="">ALL</option>
			</select></td>
			<td><input type="submit" value="Filter" /></td>
		</tr>
	</table>
</form>

<script>
	// get list of authors separated by |, parse to array and fill the form	
	var auth = <?php echo json_encode($authors); ?>;
	var authors = auth.split('|');

	var typ = <?php echo json_encode($types); ?>;
	var sort = <?php echo json_encode($sortmenu); ?>;
	var types = typ.split('|');

	fillAuthors(authors, sort);
	fillTypes(types);
</script>