From 5f907fcf5b98c5be780bb0edfe830b96d068e585 Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam.soltys@pwgsc-tpsgc.gc.ca>
Date: Tue, 6 Nov 2012 20:59:25 -0800
Subject: Use node and express

---
 public/js/searchjs.js | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 public/js/searchjs.js

(limited to 'public/js/searchjs.js')

diff --git a/public/js/searchjs.js b/public/js/searchjs.js
new file mode 100644
index 00000000..d77f46e9
--- /dev/null
+++ b/public/js/searchjs.js
@@ -0,0 +1,107 @@
+/*jslint node:true,nomen:false */
+(function(exports){
+	var matchObj, matchArray, singleMatch;
+	
+	singleMatch = function(field,s) {
+		var oneMatch = false, t, re, i, j;
+		// for numbers, exact match; for strings, ignore-case match; for anything else, no match
+		t = typeof(field);
+		if (field === null) {
+		  oneMatch = s === null;
+	  } else if (field === undefined) {
+	    oneMatch = false;
+		} else if (t === "number") {
+			oneMatch = field === s;
+		} else if (t === "string") {
+			re = new RegExp(s,"i");
+			oneMatch = field && field.match(re) !== null;
+		} else if (typeof(field.length) !== "undefined") {
+		  // array, so go through each
+		  for (j=0;j<field.length;j++) {
+		    oneMatch = singleMatch(field[j],s);
+        if (oneMatch) {
+          break;
+        }
+		  }
+		} else if (typeof(field) === "object") {
+		  oneMatch = field[s] !== undefined;
+		}
+		return(oneMatch);
+	};
+
+	matchArray = function(ary,search) {
+		var matched = false, i, ret = [];
+		if (ary && ary.length > 0) {
+			for (i=0;i<ary.length;i++) {
+				matched = matchObj(ary[i],search);
+				if (matched) {
+					ret.push(ary[i]);
+				}
+			}
+		}
+		return(ret);
+	};
+	matchObj = function(obj,search) {
+		var i, j, matched, oneMatch, t, re, reMatch, negator, joinAnd, ary;
+		search = search || {};
+
+		// did we have a negator?
+		negator = search._not ? true : false;
+		// do we join via AND or OR
+		joinAnd = search._join && search._join === "OR" ? false : true;
+		// if joinAnd, then matched=true until we have a single non-match; if !joinAnd, then matched=false until we have a single match
+		matched = joinAnd ? true : false;
+
+		// are we a primitive or a composite?
+		if (search.terms) {
+			for (j=0; j<search.terms.length; j++) {
+				oneMatch = matchObj(obj,search.terms[j]);
+				if (negator) {
+					oneMatch = !oneMatch;
+				}
+				// if AND, a single match failure makes all fail, and we break
+				// if OR, a single match success makes all succeed, and we break
+				if (joinAnd && !oneMatch) {
+					matched = false;
+					break;
+				} else if (!joinAnd && oneMatch) {
+					matched = true;
+					break;
+				}
+			}
+		} else {
+			// match to the search field
+			for(i in search) {
+				if (search.hasOwnProperty(i) && i.indexOf("_") !== 0) {
+          // match each one, if search[i] is an array - just concat to be safe
+				  ary = [].concat(search[i]);
+			    for (j=0;j<ary.length;j++) {
+			      oneMatch = (ary[j] !== undefined && obj[i] !== undefined) ? oneMatch = singleMatch(obj[i],ary[j]) : false;
+            if (oneMatch) {
+              break;
+            }
+          }
+					// negator
+					if (negator) {
+						oneMatch = !oneMatch;
+					}
+
+					// if AND, a single match failure makes all fail, and we break
+					// if OR, a single match success makes all succeed, and we break
+					if (joinAnd && !oneMatch) {
+						matched = false;
+						break;
+					} else if (!joinAnd && oneMatch) {
+						matched = true;
+						break;
+					}
+				}
+			}
+		}
+
+		return(matched);
+	};
+
+	exports.matchArray = matchArray;
+	exports.matchObject = matchObj;
+}(typeof module === "undefined" || typeof module.exports === "undefined" ? this.SEARCHJS = {} : module.exports));
-- 
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