3 // valac gitlive/app.Builder.js/JsRender/Lang.vala gitlive/app.Builder.js/JsRender/Node.vala --pkg gee-1.0 --pkg=json-glib-1.0 -o /tmp/Lang ;/tmp/Lang
5 public class JsRender.Node {
7 public GLib.List<Node> items; // child items..
9 public Gee.HashMap<string,string> props; // the properties..
10 public Gee.HashMap<string,string> listeners; // the listeners..
11 public string xvala_cls;
12 public string xvala_xcls; // 'Xcls_' + id;
13 public string xvala_id; // item id or ""
19 this.items = new GLib.List<Node>();
20 this.props = new Gee.HashMap<string,string>();
21 this.listeners = new Gee.HashMap<string,string>();
22 this.is_array = false;
33 public bool hasChildren()
35 return this.items.length() > 0;
37 public bool hasXnsType()
39 if (this.props.get("|xns") != null && this.props.get("xtype") != null) {
47 if (!this.hasXnsType ()) {
50 return this.props.get("|xns") + "." + this.props.get("xtype");
54 // wrapper around get props that returns empty string if not found.
55 public string get(string key)
57 var k = this.props.get(key);
62 k = this.props.get("|" + key);
72 /* creates javascript based on the rules */
73 public Node? findProp(string n) {
74 for(var i=0;i< this.items.length();i++) {
75 var p = this.items.nth_data(i).get("*prop");
76 if (this.items.nth_data(i).get("*prop").length < 1) {
80 return this.items.nth_data(i);
87 string gLibStringListJoin( string sep, GLib.List<string> a,)
90 for (var i = 0; i < ar.length(); i++) {
91 ret += i>0 ? sep : "";
92 ret += ar.nth_data(i);
98 public string mungeToString (bool isListener, string pad, GLib.List<string> doubleStringProps)
102 pad = pad.length < 1 ? " " : pad;
107 //isListener = isListener || false;
109 //var keys = this.keys();
110 var isArray = this.isArray();
113 var els = new GLib.List<string>();
114 var skip = new Gee.ArrayList<string>();
115 if (!isArray && this.hasXnsType() ) {
116 // this.mungeXtype(obj['|xns'] + '.' + obj['xtype'], els); ??????
123 //var newitems = new Gee.ArrayList<JsRender.Node>();
124 var oprops = new Gee.HashMap<string,Node>();
126 if (!isArray && this.hasChildren()) {
129 for (var ii =0; ii< this.items.length(); ii++) {
130 var pl = this.items.nth_data(ii);
131 if (!pl.props.has_key("*prop")) {
136 //print(JSON.stringify(pl,null,4));
138 //var prop = pl['*prop'] + '';
139 //delete pl['*prop'];
140 var prop = pl.get("*prop");
142 if (! Regex.match_simple("\\[\\]$", prop)) {
143 // it's a standard prop..
145 // munge property..??
146 oprops.set(prop, pl);
153 prop = prop.substring(0, -2); //strip []
154 // it's an array type..
155 if (!oprops.has_key(prop)) {
157 oprops.set(prop, cn);
160 // ignores the fact it might be duplciated...
161 oprops.get(prop).is_array = true;
162 oprops.get(prop).items.append(pl);
169 //obj.items = newitems;
170 //if (!obj.items.length) {
175 if (this.isArray()) {
178 for (var i=0;i< this.items.length();i++) {
179 var el = this.items.nth_data(i);
181 els.append("%d".printf(i) + " : " + el.mungeToString(false, pad,doubleStringProps));
184 var spad = pad.substring(0, pad.length-4);
186 pad + gLibStringListJoin(",\n" + pad , els) +
197 func_regex = new Regex("^\\s+|\\s+$");
199 print("failed to build regex");
202 var piter = this.props.map_iterator();
203 while (piter.next() ) {
204 var k = piter.get_key();
205 var v = piter.get_value();
207 if (skip.contains(k) ) {
212 string leftv = k[0] == '|' ? k.substring(1) : k;
213 // skip builder stuff. prefixed with '.' .. just like unix fs..
214 if (leftv[0] == '.') { // |. or . -- do not output..
223 if (Lang.isKeyword(leftv) || Lang.isBuiltin(leftv)) {
224 left = "'" + leftv + "'";
225 } else if (Regex.match_simple("[^A-Za-z_]+",leftv)) { // not plain a-z... - quoted.
226 var val = this.quoteString(leftv);
228 left = "'" + val.substring(1, val.length-1).replace("'", "\\'") + "'";
235 // change the lines...
239 str = func_regex.replace(v,v.length, 0, "");
241 print("regex failed");
245 var lines = str.split("\n");
246 if (lines.length > 1) {
247 str = string.join("\n" + pad, lines);
250 els.append(left + str);
254 // next.. is it a function..
256 // does not hapepnd with arrays..
257 if (v.length < 1) { //if (typeof(el) == 'string' && !obj[i].length) { //skip empty.
263 str = func_regex.replace(v,v.length, 0, "");
265 print("regex failed");
269 var lines = str.split("\n");
270 if (lines.length > 1) {
271 str = string.join("\n" + pad, lines);
274 els.append(left + str);
280 if (Lang.isNumber(v) || Lang.isBoolean(v)) { // boolean or number...?
281 els.append(left + v );
286 if (doubleStringProps.length() < 1) {
287 els.append(left + this.quoteString(v));
291 if (doubleStringProps.index(k) > -1) {
292 els.append(left + this.quoteString(v));
296 // single quote.. v.substring(1, v.length-1).replace("'", "\\'") + "'";
297 els.append(left + "'" + v.substring(1, v.length-1).replace("'", "\\'") + "'");
304 var iter = oprops.map_iterator();
305 while (iter.next()) {
306 var k = iter.get_key();
307 var vo = iter.get_value();
308 string leftv = k[0] == '|' ? k.substring(1) : k;
309 if (Lang.isKeyword(leftv) || Lang.isBuiltin(leftv)) {
310 left = "'" + leftv + "'";
311 } else if (Regex.match_simple("[^A-Za-z_]+",leftv)) { // not plain a-z... - quoted.
312 var val = this.quoteString(leftv);
314 left = "'" + val.substring(1, val.length-1).replace("'", "\\'") + "'";
320 var right = vo.mungeToString(k == "listeners", pad + " ",doubleStringProps);
322 //if (!left.length && isArray) print(right);
324 if (right.length > 0){
325 els.append(left + right);
330 if (els.length() < 1) {
335 var spad = pad.substring(0, pad.length-4);
337 pad + gLibStringListJoin(",\n" + pad , els) +
345 static Json.Generator gen = null;
347 public string quoteString(string str)
349 if (Node.gen == null) {
350 Node.gen = new Json.Generator();
352 var n = new Json.Node(Json.NodeType.VALUE);
355 Node.gen.set_root (n);
356 return Node.gen.to_data (null);
359 public void loadFromJson(Json.Object obj) {
360 obj.foreach_member((o , key, value) => {
362 if (key == "items") {
363 var ar = value.get_array();
364 ar.foreach_element( (are, ix, el) => {
365 var node = new Node();
366 node.loadFromJson(el.get_object());
367 this.items.append(node);
371 if (key == "listeners") {
372 var li = value.get_object();
373 li.foreach_member((lio , li_key, li_value) => {
374 this.listeners.set(li_key, li_value.get_string());
379 var v = value.get_value();
380 var sv = Value (typeof (string));
383 this.props.set(key, (string)sv);
390 public Json.Object toJsonObject()
392 var ret = new Json.Object();
393 var iter = this.props.map_iterator();
394 while (iter.next()) {
395 ret.set_string_member(iter.get_key(), iter.get_value());
398 var li = new Json.Object();
399 ret.set_object_member("listeners", li);
400 var liter = this.listeners.map_iterator();
401 while (liter.next()) {
402 li.set_string_member(liter.get_key(), liter.get_value());
404 var ar = new Json.Array();
405 ret.set_array_member("items", ar);
408 for(var i =0;i < this.items.length();i++) {
409 ar.add_object_element(this.items.nth_data(i).toJsonObject());