r20444: WEB Application framework / SWAT.

We're now at the stage where the web application framework should build and
install automatically.

Derrell
(This used to be commit 0201baef46c1701007e0a4cdd95edee287939318)

1 files changed, 112 insertions, 0 deletions

diff --git a/webapps/scripting/forms.js b/webapps/scripting/forms.js
new file mode 100644
index 0000000000..2de9e34462
--- /dev/null
+++ b/webapps/scripting/forms.js
@@ -0,0 +1,112 @@
+/*
+	js functions for forms
+*/
+
+
+/*
+  display a simple form from a ejs Form object
+  caller should fill in
+    f.name          = form name
+    f.action        = action to be taken on submit (optional, defaults to current page)
+    f.class         = css class (optional, defaults to 'form')
+    f.submit        = an array of submit labels
+    f.add(name, label, [type], [value])  =
+	Add another element
+    f.element[i].label = element label
+    f.element[i].name  = element name (defaults to label)
+    f.element[i].type  = element type (defaults to text)
+    f.element[i].value = current value (optional, defaults to "")
+ */
+function form_display() {
+	var f = this;
+	var i, size = 20;
+	write('<form name="' + f.name +
+	      '" method="post" action="' + f.action + 
+	      '" class="' + f.class + '">\n');
+	if (f.element.length > 0) {
+		write("<table>\n");
+	}
+	for (i in f.element) {
+		var e = f.element[i];
+		if (e.name == undefined) {
+			e.name = e.label;
+		}
+		if (e.value == undefined) {
+			e.value = "";
+		}
+		if (strlen(e.value) > size) {
+			size = strlen(e.value) + 4;
+		}
+	}
+	for (i in f.element) {
+		var e = f.element[i];
+		write("<tr>");
+		write("<td>" + e.label + "</td>");
+		if (e.type == "select") {
+			write('<td><select name="' + e.name + '">\n');
+			for (s in e.list) {
+				if (e.value == e.list[s]) {
+					write('<option selected=selected>' + e.list[s] + '</option>\n');
+				} else {
+					write('<option>' + e.list[s] + '</option>\n');
+				}
+			}
+			write('</select></td>\n');
+		} else {
+			var sizestr = "";
+			if (e.type == "text" || e.type == "password") {
+				sizestr = sprintf('size="%d"', size);
+			}
+			writef('<td><input name="%s" type="%s" value="%s" %s /></td>\n',
+			       e.name, e.type, e.value, sizestr);
+		}
+		write("</tr>");
+	}
+	if (f.element.length > 0) {
+		write("</table>\n");
+	}
+	for (i in f.submit) {
+		write('<input name="submit" type="submit" value="' + f.submit[i] + '" />\n');
+	}
+	write("</form>\n");
+}
+
+function __addMethod(name, label)
+{
+	var f = this;
+	var i = f.element.length;
+	f.element[i] = new Object();
+	f.element[i].name = name;
+	f.element[i].label = label;
+	f.element[i].type = "text";
+	f.element[i].value = "";
+	if (arguments.length > 2) {
+		f.element[i].type = arguments[2];
+	}
+	if (arguments.length > 3) {
+		f.element[i].value = arguments[3];
+	}
+}
+
+/*
+  create a Form object with the defaults filled in, ready for display()
+ */
+function FormObj(name, num_elements, num_submits)
+{
+	var f = new Object();
+	f.name = name;
+	f.element = new Array(num_elements);
+	f.submit =  new Array(num_submits);
+	f.action = session_uri(request.REQUEST_URI);
+	f.class = "defaultform";
+	f.add = __addMethod;
+	for (i in f.element) {
+		f.element[i] = new Object();
+		f.element[i].type = "text";
+		f.element[i].value = "";
+	}
+	f.display = form_display;
+
+	return f;
+}
+