closes #12 - added a new Casper 'httpStatusHandlers option object which can cont…

…ain dedicated HTTP status code handlers, one per code (404, 500, 403, etc.)'

@@ -41,18 +41,19 @@
         }
         // default options
         this.defaults = {
-            clientScripts:     [],
-            faultTolerant:     true,
-            logLevel:          "error",
-            onDie:             null,
-            onError:           null,
-            onLoadError:       null,
-            onPageInitialized: null,
-            onTimeout:         null,
-            page:              null,
-            pageSettings:      { userAgent: DEFAULT_USER_AGENT },
-            timeout:           null,
-            verbose:           false
+            clientScripts:      [],
+            faultTolerant:      true,
+            logLevel:           "error",
+            httpStatusHandlers: {},
+            onDie:              null,
+            onError:            null,
+            onLoadError:        null,
+            onPageInitialized:  null,
+            onTimeout:          null,
+            page:               null,
+            pageSettings:       { userAgent: DEFAULT_USER_AGENT },
+            timeout:            null,
+            verbose:            false
         };
         // privates
         // local properties
@@ -1664,8 +1665,11 @@
             casper.loadInProgress = false;
         };
         page.onResourceReceived = function(resource) {
-            if (resource.url === casper.requestUrl) {
+            if (resource.url === casper.requestUrl && resource.stage === "start") {
                 casper.currentHTTPStatus = resource.status;
+                if (isType(casper.options.httpStatusHandlers, "object") && resource.status in casper.options.httpStatusHandlers) {
+                    casper.options.httpStatusHandlers[resource.status](casper, resource);
+                }
                 casper.currentUrl = resource.url;
             }
         };

+phantom.injectJs('casper.js');
+
+var links = [];
+var casper = new phantom.Casper({
+    httpStatusHandlers: {
+        404: function(self, resource) {
+            self.echo('Resource at ' + resource.url + ' not found (404)');
+        }
+    },
+    verbose: true
+});
+
+casper.start('http://www.google.com/plop', function(self) {
+    self.echo('Done.').exit();
+});
+casper.run();
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