collections via config

helper/content.go

@@ -84,6 +84,23 @@ func fillNodeConfig(node *config.PathConfigTree, inBase, outBase, dir string, co
 	Log.Infof("calculated output directory: %s", outPath)
 	node.OutputPath = outPath
 
+	// handle collections
+	for _, colConfig := range newConfig.This.Collections {
+		if colConfig != nil {
+			if colConfig.Name == nil || *colConfig.Name == "" {
+				Log.Panicf("missing Name in collection config in '%s'", inPath)
+			}
+			if colConfig.URL == nil || *colConfig.URL == "" {
+				Log.Panicf("missing URL in collection config in '%s'", inPath)
+			}
+		}
+
+		if node.ColMap == nil {
+			node.ColMap = make(map[string]interface{})
+		}
+		node.ColMap[*colConfig.Name] = jsonWebRequest(*colConfig.URL)
+
+	}
 }
 
 // ReadContentDir walks through content directory and builds the tree of configurations
@@ -291,6 +308,7 @@ RewriteRule ^$ %{REQUEST_URI}`+goToFixed+`/ [R,L]
 			ctx["This"] = newConfig.This
 			ctx["Meta"] = newConfig.Meta
 			ctx["Data"] = newConfig.Data
+			ctx["ColMap"] = rootConf.ColMap // root as NavMap and NavSlice, for sub go to NavElement.ColMap
 			ctx["NavMap"] = navMap
 			ctx["NavSlice"] = navSlice
 			ctx["NavActive"] = navActive
@@ -298,6 +316,21 @@ RewriteRule ^$ %{REQUEST_URI}`+goToFixed+`/ [R,L]
 			ctx["BodyParts"] = htmlParts
 			ctx["AssetsPath"] = config.Config.Assets.ToPath
 			ctx["CurrentPath"] = curNavPath
+			// set active nav element
+			if len(navActive) > 0 {
+				ctx["NavElement"] = navActive[len(navActive)-1]
+			} else {
+				// if no active path to content, we are in root dir
+				ctx["NavElement"] = &NavElement{
+					GoTo:     BackToRoot(curNavPath),
+					Active:   true,
+					ColMap:   rootConf.ColMap,
+					Data:     rootConf.Config.Data,
+					This:     rootConf.Config.This,
+					SubMap:   &navMap,
+					SubSlice: &navSlice,
+				}
+			}
 
 			// register functions
 			ctx["fnRequest"] = RequestFn

helper/navigation.go

@@ -14,6 +14,8 @@ type NavElement struct {
 	GoTo    string
 	Active  bool
 
+	ColMap map[string]interface{}
+
 	Data interface{}
 
 	This config.ThisPathConfig
@@ -51,6 +53,7 @@ func BuildNavigation(conf *config.PathConfigTree, curNavMap *map[string]*NavElem
 		navEl := NavElement{
 			Active:   strings.HasPrefix(activeNav, elPath),
 			Data:     el.Config.Data,
+			ColMap:   el.ColMap,
 			SubMap:   &subMap,
 			SubSlice: &subSlice,
 		}

helper/template_functions.go

@@ -10,26 +10,24 @@ import (
 	"github.com/flosch/pongo2"
 )
 
-// RequestFn will make a web request and returns map[string]interface form pongo2
-func RequestFn(url *pongo2.Value, args ...*pongo2.Value) *pongo2.Value {
-	u := url.String()
-	Log.Noticef("requesting url via GET %s", u)
+func jsonWebRequest(url string) map[string]interface{} {
+	Log.Noticef("requesting url via GET %s", url)
 
-	resp, err := http.Get(u)
+	resp, err := http.Get(url)
 	if err != nil {
-		Log.Panicf("could not get url '%s': %s", u, err)
+		Log.Panicf("could not get url '%s': %s", url, err)
 	}
 	defer resp.Body.Close()
 
 	body, err := ioutil.ReadAll(resp.Body)
 	if err != nil {
-		Log.Panicf("could not read body from url '%s': %s", u, err)
+		Log.Panicf("could not read body from url '%s': %s", url, err)
 	}
 
-	Log.Debugf("output from url '%s':\n%s", u, string(body))
+	Log.Debugf("output from url '%s':\n%s", url, string(body))
 
 	if resp.StatusCode >= 400 {
-		Log.Panicf("bad status '%d - %s' from url '%s'", resp.StatusCode, resp.Status, u)
+		Log.Panicf("bad status '%d - %s' from url '%s'", resp.StatusCode, resp.Status, url)
 	}
 
 	contentType := resp.Header.Get("Content-Type")
@@ -37,16 +35,22 @@ func RequestFn(url *pongo2.Value, args ...*pongo2.Value) *pongo2.Value {
 	if strings.Contains(contentType, "json") {
 
 	} else {
-		Log.Panicf("is not json '%s' from url '%s'", contentType, u)
+		Log.Panicf("is not json '%s' from url '%s'", contentType, url)
 	}
 
 	jsonMap := make(map[string]interface{})
 	err = json.Unmarshal(body, &jsonMap)
 	if err != nil {
-		Log.Panicf("could not read json from '%s': %s", u, err)
+		Log.Panicf("could not read json from '%s': %s", url, err)
 	}
 
-	return pongo2.AsValue(jsonMap)
+	return jsonMap
+}
+
+// RequestFn will make a web request and returns map[string]interface form pongo2
+func RequestFn(url *pongo2.Value, args ...*pongo2.Value) *pongo2.Value {
+	u := url.String()
+	return pongo2.AsValue(jsonWebRequest(u))
 }
 
 // RenderFn renders a pongo2 template with additional context