Merge pull request #27 from ponzu-cms/ponzu-dev

[core] HTTP/2 Server Push for referenced items, Hideable interface

1 files changed, 37 insertions, 0 deletions

diff --git a/system/api/push.go b/system/api/push.go
new file mode 100644
index 0000000..5db0a53
--- /dev/null
+++ b/system/api/push.go
@@ -0,0 +1,37 @@
+package api
+
+import (
+	"log"
+	"net/http"
+
+	"github.com/ponzu-cms/ponzu/system/item"
+
+	"github.com/tidwall/gjson"
+)
+
+func push(res http.ResponseWriter, req *http.Request, pt func() interface{}, data []byte) {
+	// Push(target string, opts *PushOptions) error
+	if pusher, ok := res.(http.Pusher); ok {
+		if p, ok := pt().(item.Pushable); ok {
+			// get fields to pull values from data
+			fields := p.Push()
+
+			// parse values from data to push
+			values := gjson.GetManyBytes(data, fields...)
+
+			// push all values from Pushable items' fields
+			for i := range values {
+				val := values[i]
+				val.ForEach(func(k, v gjson.Result) bool {
+					err := pusher.Push(req.URL.Path+v.String(), nil)
+					if err != nil {
+						log.Println("Error during Push of value:", v.String())
+					}
+
+					return true
+				})
+			}
+		}
+	}
+
+}