From 19a62867dda0885453c639e0efefd450721cfa72 Mon Sep 17 00:00:00 2001
From: slomo <steve.harrison@gmx.net>
Date: Fri, 28 Jan 2011 19:59:57 +0100
Subject: parsing first try

---
 src/nodejs/parse.js             | 30 ++++++++++++++------
 src/nodejs/tests/urlToResObj.js | 63 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+), 9 deletions(-)
 create mode 100644 src/nodejs/tests/urlToResObj.js

diff --git a/src/nodejs/parse.js b/src/nodejs/parse.js
index 0338954..932f91f 100644
--- a/src/nodejs/parse.js
+++ b/src/nodejs/parse.js
@@ -5,14 +5,20 @@ exports.urlToXpathObj = function urlToXpathObj(url){
     // filter no enough arguments
 
     var parseKeyList = function(string){
-        result = /(.+)(:?\|(.+))/.exec(string);
+        
+        console.log("input f1: " + string);
+        result = /([^\|]*)/g.exec(string);
+        console.log(result);
         result.shift();
         return result;
     }   
 
     var parseBboxList = function(string){
 
-        result = /(.+)(:?,(.+)){3}/.exec(string);
+        console.log("input: " + string);
+        result = /(.+),(.+),(.+),(.+)/.exec(string);
+
+        console.log(result);
 
         if(result.length != 4){ 
             throw "error";
@@ -30,19 +36,25 @@ exports.urlToXpathObj = function urlToXpathObj(url){
         
     var xp = {}; 
 
-    result = /\/(*|node|way|relation)(:?\[(.*)=(.*)\])*/.exec(url);
+    result = url.match(/\/(\*|node|way|relation)\[(.*)=(.*)\]*/);
+    console.log("OUTER: " + result);
+
 
     xp.object=result[1];
 
     for(i=2;i<=result.length;i++){
-        if(result[i]==="bbox"){
-            xp.bbox = parseBboxValues(result[i+1]);
+        if(result[i]==="bbox" && result[i]){
+            xp.bbox = parseBboxList(result[i+1]);
         } else {
-            xp.tag ={};
-            xp.tag.keys = parseKeyList(result[i]);
-            xp.tag.values = parseKeyList(result[i+1]); 
+            if(result[i]){
+                xp.tag ={};
+                xp.tag.keys = parseKeyList(result[i]);
+                xp.tag.values = parseKeyList(result[i+1]); 
+            }
         }   
         i++;
-    }   
+    }
+    console.log(xp);
+    return(xp);
 }
 
diff --git a/src/nodejs/tests/urlToResObj.js b/src/nodejs/tests/urlToResObj.js
new file mode 100644
index 0000000..b45edfd
--- /dev/null
+++ b/src/nodejs/tests/urlToResObj.js
@@ -0,0 +1,63 @@
+var assert = require('assert');
+var test = require('../parse.js');
+
+
+//TODO function does not exist yet
+var toTest = test.urlToXpathObj;
+
+
+// test all simple objects { node, way, relation }
+
+var simpleNodeString = "/node";
+var expected = { object: "node" };
+assert.deepEqual(toTest(simpleNodeString), expected);
+
+var simpleNodeStringTrail = "/node/";
+var expected = { object: "node" };
+assert.deepEqual(toTest(simpleNodeStringTrail), expected);
+
+var simpleWayString = "/way";
+var expected = { object: "way" };
+assert.deepEqual(toTest(simpleWayString), expected);
+
+var simpleWayStringTrail = "/way/";
+var expected = { object: "way" };
+assert.deepEqual(toTest(simpleWayStringTrail), expected);
+
+var simpleRelationString = "/relation";
+var expected = { object: "relation" };
+assert.deepEqual(toTest(simpleRelationString), expected);
+
+var simpleRelationStringTrail = "/relation/";
+var expected = { object: "relation" };
+assert.deepEqual(toTest(simpleRelationStringTrail), expected);
+
+// TODO invalid object eg not (node, way, relation)
+
+var nodeWithBbox = "/node[bbox=0,51.5,0.25,51.75]";
+var expected = { object: "node", bbox: {left:0, bottom:51.5, right:0.25, top:51.75} };
+assert.deepEqual(toTest(nodeWithBbox), expected);
+
+var nodeWithSimpleTag = "/node[key=value]";
+var expected = { object: "node", tag: { key:["key"], value:["value"]}}; 
+assert.deepEqual(toTest(nodeWithSimpleTag), expected);
+
+var nodeWithTwoValues = "/node[tag=foo|bar]";
+var expected = { object: "node", tag: { key:["key"], value:["foo", "bar"]}};
+assert.deepEqual(toTest(nodeWithTwoValues), expected);
+
+var nodeWithTwoKeys = "/node[foo,bar=value]";
+var expected = { object: "node", tag: { key:["foo", "bar"], value:["value"]}};
+assert.deepEqual(toTest(nodeWithTwoKeys), expected);
+
+var tagCrossProduct = "/node[key1,key2=value1,value2]";
+var expected = { object: "node", tag: {key:["key1", "key2"], value:["value1", "value2"]}};
+assert.deepEqual(toTest(tagCrossProduct), expected);
+
+var nodeBboxTag = "/node[bbox=0,0,0,0][key=value]";
+var nodeTagBbox = "/node[bbox=0,0,0,0][key=value]";
+var expected = { object: "node", bbox: {left:0,bottom:0,right:0,top:0}, tag: {key:["key"], value:["value"]}};
+assert.deepEqual(toTest(nodeBboxTag), expected);
+assert.deepEqual(toTest(nodeTagBbox), expected);
+
+
-- 
cgit v1.2.3