adding config, user and refactored some content query code. all in their own files for better maintainability

1 files changed, 77 insertions, 0 deletions

diff --git a/system/db/config.go b/system/db/config.go
new file mode 100644
index 0000000..e421ff5
--- /dev/null
+++ b/system/db/config.go
@@ -0,0 +1,77 @@
+package db
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/url"
+
+	"github.com/boltdb/bolt"
+	"github.com/gorilla/schema"
+	"github.com/nilslice/cms/system/admin/config"
+)
+
+// SetConfig sets key:value pairs in the db for configuration settings
+func SetConfig(data url.Values) error {
+	err := store.Update(func(tx *bolt.Tx) error {
+		b := tx.Bucket([]byte("_config"))
+
+		cfg := &config.Config{}
+		dec := schema.NewDecoder()
+		dec.SetAliasTag("json")     // allows simpler struct tagging when creating a content type
+		dec.IgnoreUnknownKeys(true) // will skip over form values submitted, but not in struct
+		err := dec.Decode(cfg, data)
+		if err != nil {
+			return err
+		}
+
+		j, err := json.Marshal(cfg)
+		if err != nil {
+			return err
+		}
+
+		err = b.Put([]byte("settings"), j)
+		if err != nil {
+			return err
+		}
+
+		return nil
+	})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// Config gets the value of a key in the configuration from the db
+func Config(key string) ([]byte, error) {
+	kv := make(map[string]interface{})
+
+	cfg, err := ConfigAll()
+	if err != nil {
+		return nil, err
+	}
+
+	err = json.Unmarshal(cfg, &kv)
+	if err != nil {
+		return nil, err
+	}
+
+	return []byte(kv[key].(string)), nil
+}
+
+// ConfigAll gets the configuration from the db
+func ConfigAll() ([]byte, error) {
+	val := &bytes.Buffer{}
+	err := store.View(func(tx *bolt.Tx) error {
+		b := tx.Bucket([]byte("_config"))
+		val.Write(b.Get([]byte("settings")))
+
+		return nil
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return val.Bytes(), nil
+}