1 files changed, 116 insertions, 0 deletions
diff --git a/bin/wiki/ImportarDesdeURL/node_modules/chrono-node/src/refiners/en/ENMergeDateRangeRefiner.js b/bin/wiki/ImportarDesdeURL/node_modules/chrono-node/src/refiners/en/ENMergeDateRangeRefiner.js
new file mode 100644
index 00000000..18b24b80
--- /dev/null
+++ b/bin/wiki/ImportarDesdeURL/node_modules/chrono-node/src/refiners/en/ENMergeDateRangeRefiner.js
@@ -0,0 +1,116 @@
+/*
+  
+*/
+var Refiner = require('../refiner').Refiner;
+
+exports.Refiner = function ENMergeDateRangeRefiner() {
+    Refiner.call(this);
+
+    this.pattern = function () { return /^\s*(to|\-)\s*$/i };
+
+    this.refine = function(text, results, opt) {
+
+        if (results.length < 2) return results;
+        
+        var mergedResult = [];
+        var currResult = null;
+        var prevResult = null;
+        
+        for (var i=1; i<results.length; i++){
+            
+            currResult = results[i];
+            prevResult = results[i-1];
+            
+            if (!prevResult.end && !currResult.end 
+                && this.isAbleToMerge(text, prevResult, currResult)) {
+              
+                prevResult = this.mergeResult(text, prevResult, currResult);
+                currResult = null;
+                i += 1;
+            }
+            
+            mergedResult.push(prevResult);
+        }
+        
+        if (currResult != null) {
+            mergedResult.push(currResult);
+        }
+
+
+        return mergedResult;
+    };
+
+    this.isAbleToMerge = function(text, result1, result2) {
+        var begin = result1.index + result1.text.length;
+        var end   = result2.index;
+        var textBetween = text.substring(begin,end);
+
+        return textBetween.match(this.pattern());
+    };
+
+    this.isWeekdayResult = function (result) {
+        return result.start.isCertain('weekday') && !result.start.isCertain('day');
+    };
+
+    this.mergeResult = function(text, fromResult, toResult) {
+
+        if (!this.isWeekdayResult(fromResult) && !this.isWeekdayResult(toResult)) {
+            
+            var timeKeys = {'hour': true, 'minute': true, 'second': true};
+
+            for (var key in toResult.start.knownValues) {
+                if (!fromResult.start.isCertain(key)) {
+                    fromResult.start.assign(key, toResult.start.get(key));
+                }
+            }
+
+            for (var key in fromResult.start.knownValues) {
+                if (!toResult.start.isCertain(key)) {
+                    toResult.start.assign(key, fromResult.start.get(key));
+                }
+            }
+        }
+
+        if (fromResult.start.date().getTime() > toResult.start.date().getTime()) {
+            
+            var fromMoment = fromResult.start.moment();
+            var toMoment = toResult.start.moment();
+
+            if (this.isWeekdayResult(fromResult) && fromMoment.clone().add(-7, 'days').isBefore(toMoment)) {
+                fromMoment = fromMoment.add(-7, 'days');
+                fromResult.start.imply('day', fromMoment.date());
+                fromResult.start.imply('month', fromMoment.month() + 1);
+                fromResult.start.imply('year', fromMoment.year());
+            } else if (this.isWeekdayResult(toResult) && toMoment.clone().add(7, 'days').isAfter(fromMoment)) {
+                toMoment = toMoment.add(7, 'days');
+                toResult.start.imply('day', toMoment.date());
+                toResult.start.imply('month', toMoment.month() + 1);
+                toResult.start.imply('year', toMoment.year());
+            } else {
+                var tmp = toResult;
+                toResult = fromResult;
+                fromResult = tmp;
+            }
+        }
+        
+        fromResult.end = toResult.start;
+
+        
+
+        for (var tag in toResult.tags) {
+            fromResult.tags[tag] = true;
+        }
+
+            
+        var startIndex = Math.min(fromResult.index, toResult.index);
+        var endIndex = Math.max(
+            fromResult.index + fromResult.text.length, 
+            toResult.index + toResult.text.length);
+            
+        fromResult.index = startIndex;
+        fromResult.text  = text.substring(startIndex, endIndex);
+        fromResult.tags[this.constructor.name] = true;
+        return fromResult;
+    }
+};
+