Logging Web Interface

**Work in progress**
+ Added an error message to the template package

Log/Web/Assets/CSSWebflow.go

@@ -1153,7 +1153,7 @@ textarea.w-select {
  * Safari (on both iOS and OS X) does not handle viewport units (vh, vw) well.
  * For example percentage units do not work on descendants of elements that
  * have any dimensions expressed in viewport units. It also doesn’t handle them at
- * all in `calc()`.
+ * all in calc().
  */
 /**
  * Wrapper around all lightbox elements
@@ -1319,7 +1319,7 @@ textarea.w-select {
   overflow-y: hidden;
 }
 /*
- * 1. We use content-box to avoid having to do `width: calc(10vh + 2vw)`
+ * 1. We use content-box to avoid having to do "width: calc(10vh + 2vw)"
  *    which doesn’t work in Safari anyway.
  * 2. Chrome renders images pixelated when switching to GPU. Making sure
  *    the parent is also rendered on the GPU (by setting translate3d for

Log/Web/Assets/JSWebflow.go

@@ -291,9 +291,9 @@ Webflow.init = function() {
     // Collection Functions
     // --------------------
 
-    // The cornerstone, an `each` implementation, aka `forEach`.
-    // Handles objects with the built-in `forEach`, arrays, and raw objects.
-    // Delegates to **ECMAScript 5**'s native `forEach` if available.
+    // The cornerstone, an "each" implementation, aka "forEach".
+    // Handles objects with the built-in "forEach", arrays, and raw objects.
+    // Delegates to **ECMAScript 5**'s native "forEach" if available.
     var each = _.each = _.forEach = function(obj, iterator, context) {
       /* jshint shadow:true */
       if (obj == null) return obj;
@@ -313,7 +313,7 @@ Webflow.init = function() {
     };
 
     // Return the results of applying the iterator to each element.
-    // Delegates to **ECMAScript 5**'s native `map` if available.
+    // Delegates to **ECMAScript 5**'s native "map" if available.
     _.map = _.collect = function(obj, iterator, context) {
       var results = [];
       if (obj == null) return results;
@@ -324,7 +324,7 @@ Webflow.init = function() {
       return results;
     };
 
-    // Return the first value which passes a truth test. Aliased as `detect`.
+    // Return the first value which passes a truth test. Aliased as "detect".
     _.find = _.detect = function(obj, predicate, context) {
       var result;
       any(obj, function(value, index, list) {
@@ -337,8 +337,8 @@ Webflow.init = function() {
     };
 
     // Return all the elements that pass a truth test.
-    // Delegates to **ECMAScript 5**'s native `filter` if available.
-    // Aliased as `select`.
+    // Delegates to **ECMAScript 5**'s native "filter" if available.
+    // Aliased as "select".
     _.filter = _.select = function(obj, predicate, context) {
       var results = [];
       if (obj == null) return results;
@@ -350,8 +350,8 @@ Webflow.init = function() {
     };
 
     // Determine if at least one element in the object matches a truth test.
-    // Delegates to **ECMAScript 5**'s native `some` if available.
-    // Aliased as `any`.
+    // Delegates to **ECMAScript 5**'s native "some" if available.
+    // Aliased as "any".
     var any = _.some = _.any = function(obj, predicate, context) {
       predicate || (predicate = _.identity);
       var result = false;
@@ -363,8 +363,8 @@ Webflow.init = function() {
       return !!result;
     };
 
-    // Determine if the array or object contains a given value (using `===`).
-    // Aliased as `include`.
+    // Determine if the array or object contains a given value (using "===").
+    // Aliased as "include".
     _.contains = _.include = function(obj, target) {
       if (obj == null) return false;
       if (nativeIndexOf && obj.indexOf === nativeIndexOf) return obj.indexOf(target) != -1;
@@ -407,7 +407,7 @@ Webflow.init = function() {
 
     // Returns a function, that, as long as it continues to be invoked, will not
     // be triggered. The function will be called after it stops being called for
-    // N milliseconds. If `immediate` is passed, trigger the function on the
+    // N milliseconds. If "immediate" is passed, trigger the function on the
     // leading edge, instead of the trailing.
     _.debounce = function(func, wait, immediate) {
       var timeout, args, context, timestamp, result;
@@ -446,7 +446,7 @@ Webflow.init = function() {
     // ----------------
 
     // Retrieve the names of an object's properties.
-    // Delegates to **ECMAScript 5**'s native `Object.keys`
+    // Delegates to **ECMAScript 5**'s native "Object.keys"
     _.keys = function(obj) {
       if (!_.isObject(obj)) return [];
       if (nativeKeys) return nativeKeys(obj);
@@ -2446,12 +2446,12 @@ var lightbox = (function (window, document, $, tram, undefined) {
    * Creates the DOM structure required by the lightbox.
    */
   lightbox.build = function () {
-    // In case `build` is called more than once.
+    // In case "build" is called more than once.
     lightbox.destroy();
 
     $refs = {
       html: $(document.documentElement),
-      // Empty jQuery object can be used to build new ones using `.add`.
+      // Empty jQuery object can be used to build new ones using ".add".
       empty: $()
     };
 
@@ -2491,7 +2491,7 @@ var lightbox = (function (window, document, $, tram, undefined) {
         // IE loses focus to inner nodes without letting us know.
         .on('focusin', focusThis);
 
-    // The `tabindex` attribute is needed to enable non-input elements
+    // The "tabindex" attribute is needed to enable non-input elements
     // to receive keyboard events.
     $('body').append($refs.lightbox.prop('tabIndex', 0));
 

Log/Web/HandlerCommons.go

@@ -2,8 +2,6 @@ package Web
 
 import (
 	"fmt"
-	"github.com/SommerEngineering/Ocean/Log"
-	LM "github.com/SommerEngineering/Ocean/Log/Meta"
 	"github.com/SommerEngineering/Ocean/Log/Web/Assets"
 	"github.com/SommerEngineering/Ocean/Shutdown"
 	"net/http"

Log/Web/HandlerLog.go

@@ -0,0 +1,30 @@
+package Web
+
+import (
+	"github.com/SommerEngineering/Ocean/Log"
+	LM "github.com/SommerEngineering/Ocean/Log/Meta"
+	"github.com/SommerEngineering/Ocean/Log/Web/Scheme"
+	"github.com/SommerEngineering/Ocean/MimeTypes"
+	"github.com/SommerEngineering/Ocean/Shutdown"
+	"net/http"
+)
+
+func HandlerWebLog(response http.ResponseWriter, request *http.Request) {
+
+	if Shutdown.IsDown() {
+		http.NotFound(response, request)
+		return
+	}
+
+	data := Scheme.Viewer{}
+	data.Events = make([]Scheme.LogEvent, 3)
+	data.Events[0].AB = Scheme.A
+	data.Events[0].LogLevel = Scheme.LogINFO
+	data.Events[0].LogLine = `hello world`
+	data.Title = `Web Log Viewer`
+
+	MimeTypes.Write2HTTP(response, MimeTypes.TypeWebHTML)
+	if executeError := templates.ExecuteTemplate(response, `WebLog`, data); executeError != nil {
+		Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityCritical, LM.ImpactCritical, LM.MessageNameEXECUTE, `Was not able to execute the web log viewer template.`, executeError.Error())
+	}
+}

Log/Web/Init.go

@@ -0,0 +1,19 @@
+package Web
+
+import (
+	"github.com/SommerEngineering/Ocean/Log"
+	LM "github.com/SommerEngineering/Ocean/Log/Meta"
+	WebTemp "github.com/SommerEngineering/Ocean/Log/Web/Templates"
+	"html/template"
+)
+
+func init() {
+
+	Log.LogShort(senderName, LM.CategorySYSTEM, LM.LevelINFO, LM.MessageNameINIT, `Init the web log.`)
+	defer Log.LogShort(senderName, LM.CategorySYSTEM, LM.LevelINFO, LM.MessageNameINIT, `Init the web log done.`)
+
+	templates = template.New(`root`)
+	if _, err := templates.Parse(WebTemp.Viewer); err != nil {
+		Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityCritical, LM.ImpactUnknown, LM.MessageNamePARSE, `Was not able to parse the template for the web log viewer.`, err.Error())
+	}
+}

Log/Web/Scheme/Constants.go

@@ -0,0 +1,12 @@
+package Scheme
+
+const (
+	A            string = `loga`
+	B            string = `logb`
+	LogWARN             = `logwarn`
+	LogDEBUG            = `logdebug`
+	LogERROR            = `logerror`
+	LogINFO             = `loginfo`
+	LogTALKATIVE        = `logtalkative`
+	LogSECURITY         = `logsecurity`
+)

Log/Web/Templates/Viewer.go

@@ -1,6 +1,7 @@
 package Templates
 
 var Viewer string = `
+{{define "WebLog"}}
 <!DOCTYPE html>
 <!-- This site was created in Webflow. http://www.webflow.com-->
 <!-- Last Published: Mon Feb 02 2015 20:11:43 GMT+0000 (UTC) -->
@@ -122,4 +123,5 @@ var Viewer string = `
   <script type="text/javascript" src="/log/js/jquery.min.js"></script>
   <script type="text/javascript" src="/log/js/webflow.js"></script>
 </body>
-</html>`
+</html>
+{{end}}`

Log/Web/Variables.go

@@ -0,0 +1,11 @@
+package Web
+
+import (
+	LM "github.com/SommerEngineering/Ocean/Log/Meta"
+	"html/template"
+)
+
+var (
+	templates  *template.Template = nil
+	senderName LM.Sender          = `System::WebLog`
+)

System/InitHandlers.go

@@ -32,7 +32,7 @@ func InitHandlers() {
 	Handlers.AddAdminHandler(`/next/number`, NumGen.HandlerGetNext)
 	Handlers.AddAdminHandler(`/ICCC`, ICCC.ICCCHandler)
 	Handlers.AddAdminHandler(`/binaryAssets/`, BinaryAssets.HandlerBinaryAssets)
-	//Handlers.AddAdminHandler(`/log`)
+	Handlers.AddAdminHandler(`/log`, Web.HandlerWebLog)
 	Handlers.AddAdminHandler(`/log/css/normalize.css`, Web.HandlerCSSNormalize)
 	Handlers.AddAdminHandler(`/log/css/webflow.css`, Web.HandlerCSSWebflow)
 	Handlers.AddAdminHandler(`/log/css/log.css`, Web.HandlerCSSLog)

Templates/Init.go

@@ -54,8 +54,11 @@ func init() {
 			}
 
 			templateData := string(contentData)
-			templates.Parse(templateData)
+			if _, err := templates.Parse(templateData); err != nil {
+				Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityMiddle, LM.ImpactMiddle, LM.MessageNamePARSE, fmt.Sprintf(`The template '%s' cannot be parsed.`, file.FileInfo().Name()), err.Error())
+			} else {
 				Log.LogShort(senderName, LM.CategorySYSTEM, LM.LevelINFO, LM.MessageNameEXECUTE, fmt.Sprintf(`The template '%s' was parsed.`, file.FileInfo().Name()))
+			}
 		} else {
 			Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityCritical, LM.ImpactCritical, LM.MessageNameDATABASE, `Was not able to open a template.`, file.FileInfo().Name())
 		}