add resource feature for gcfg

.example/frame/mvc/config.toml

@@ -1,29 +1,4 @@
-# 模板引擎目录
-viewpath = "/home/www/templates/"
-test = "v=1"
-# MySQL数据库配置
-[database]
-    [[database.default]]
-        host     = "127.0.0.1"
-        port     = "3306"
-        user     = "root"
-        pass     = ""
-        name     = "test"
-        type     = "mysql"
-        role     = "master"
-        charset  = "utf8"
-        priority = "1"
-    [[database.default]]
-        host     = "127.0.0.1"
-        port     = "3306"
-        user     = "root"
-        pass     = "8692651"
-        name     = "test"
-        type     = "mysql"
-        role     = "master"
-        charset  = "utf8"
-        priority = "1"
-# Redis数据库配置
+viewpath = "/home/www/templates"
 [redis]
     disk  = "127.0.0.1:6379,0"
     cache = "127.0.0.1:6379,1"

.example/os/gcfg/gcfg_auto_update.go → .example/os/gcfg/basic/gcfg_auto_update.go

@@ -4,17 +4,17 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/gogf/gf/os/gtimer"
+
 	"github.com/gogf/gf/frame/g"
-	"github.com/gogf/gf/os/gtime"
 )
 
 // 配置文件热更新示例
 func main() {
 	c := g.Config()
 	// 每隔1秒打印当前配置项值，用户可手动在外部修改文件内容，gcfg读取到的配置项值会即时得到更新
-	gtime.SetInterval(time.Second, func() bool {
+	gtimer.SetInterval(time.Second, func() {
 		fmt.Println(c.Get("viewpath"))
-		return true
 	})
 
 	select {}

.example/os/gcfg/resource/resource.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"github.com/gogf/gf/frame/g"
+	_ "github.com/gogf/gf/os/gres/testdata"
+)
+
+func main() {
+	g.Res().Dump()
+	g.Dump(g.Config().Get("redis"))
+
+	g.Config().SetFileName("my.ini")
+	g.Dump(g.Config().Get("redis"))
+
+	g.Config().SetPath("/config-custom")
+	g.Config().SetFileName("my.ini")
+	g.Dump(g.Config().Get("redis"))
+
+	g.Config().SetFileName("config.toml")
+	g.Dump(g.Config().Get("redis"))
+}

.example/os/gview/resource/main1.go

@@ -12,7 +12,6 @@ func main() {
 	gres.Dump()
 
 	v := g.View()
-	v.SetResource(gres.Instance())
 	v.SetPath("/template/layout1")
 	s, err := v.Parse("layout.html")
 	fmt.Println(err)

frame/g/g_object.go

@@ -14,6 +14,7 @@ import (
 	"github.com/gogf/gf/net/gtcp"
 	"github.com/gogf/gf/net/gudp"
 	"github.com/gogf/gf/os/gcfg"
+	"github.com/gogf/gf/os/gres"
 	"github.com/gogf/gf/os/gview"
 )
 
@@ -42,6 +43,18 @@ func Config(name ...string) *gcfg.Config {
 	return gins.Config(name...)
 }
 
+// Resource returns an instance of Resource.
+// The parameter <name> is the name for the instance.
+func Resource(name ...string) *gres.Resource {
+	return gins.Resource(name...)
+}
+
+// Res is alias of Resource.
+// See Resource.
+func Res(name ...string) *gres.Resource {
+	return Resource(name...)
+}
+
 // Database returns an instance of database ORM object with specified configuration group name.
 func Database(name ...string) gdb.DB {
 	return gins.Database(name...)

frame/gins/gins.go

@@ -17,6 +17,7 @@ import (
 	"github.com/gogf/gf/os/gcfg"
 	"github.com/gogf/gf/os/gfsnotify"
 	"github.com/gogf/gf/os/glog"
+	"github.com/gogf/gf/os/gres"
 	"github.com/gogf/gf/os/gview"
 	"github.com/gogf/gf/text/gregex"
 	"github.com/gogf/gf/text/gstr"
@@ -73,6 +74,12 @@ func Config(name ...string) *gcfg.Config {
 	return gcfg.Instance(name...)
 }
 
+// Resource returns an instance of Resource.
+// The parameter <name> is the name for the instance.
+func Resource(name ...string) *gres.Resource {
+	return gres.Instance(name...)
+}
+
 // 数据库操作对象，使用了连接池
 func Database(name ...string) gdb.DB {
 	config := Config()

os/gcfg/gcfg.go

@@ -12,6 +12,8 @@ import (
 	"errors"
 	"fmt"
 
+	"github.com/gogf/gf/os/gres"
+
 	"github.com/gogf/gf/container/garray"
 	"github.com/gogf/gf/container/gmap"
 	"github.com/gogf/gf/container/gtype"
@@ -107,18 +109,28 @@ func (c *Config) filePath(file ...string) (path string) {
 // The parameter <path> can be absolute or relative path,
 // but absolute path is strongly recommended.
 func (c *Config) SetPath(path string) error {
-	// Absolute path.
-	realPath := gfile.RealPath(path)
-	if realPath == "" {
-		// Relative path.
-		c.paths.RLockFunc(func(array []string) {
-			for _, v := range array {
-				if path, _ := gspath.Search(v, path); path != "" {
-					realPath = path
-					break
+	isDir := false
+	realPath := ""
+	if file := gres.Get(path); file != nil {
+		realPath = path
+		isDir = file.FileInfo().IsDir()
+	} else {
+		// Absolute path.
+		realPath = gfile.RealPath(path)
+		if realPath == "" {
+			// Relative path.
+			c.paths.RLockFunc(func(array []string) {
+				for _, v := range array {
+					if path, _ := gspath.Search(v, path); path != "" {
+						realPath = path
+						break
+					}
 				}
-			}
-		})
+			})
+		}
+		if realPath != "" {
+			isDir = gfile.IsDir(realPath)
+		}
 	}
 	// Path not exist.
 	if realPath == "" {
@@ -140,7 +152,7 @@ func (c *Config) SetPath(path string) error {
 		return err
 	}
 	// Should be a directory.
-	if !gfile.IsDir(realPath) {
+	if !isDir {
 		err := fmt.Errorf(`[gcfg] SetPath failed: path "%s" should be directory type`, path)
 		if errorPrint() {
 			glog.Error(err)
@@ -170,18 +182,28 @@ func (c *Config) SetViolenceCheck(check bool) {
 
 // AddPath adds a absolute or relative path to the search paths.
 func (c *Config) AddPath(path string) error {
-	// Absolute path.
-	realPath := gfile.RealPath(path)
-	if realPath == "" {
-		// Relative path.
-		c.paths.RLockFunc(func(array []string) {
-			for _, v := range array {
-				if path, _ := gspath.Search(v, path); path != "" {
-					realPath = path
-					break
+	isDir := false
+	realPath := ""
+	if file := gres.Get(path); file != nil {
+		realPath = path
+		isDir = file.FileInfo().IsDir()
+	} else {
+		// Absolute path.
+		realPath = gfile.RealPath(path)
+		if realPath == "" {
+			// Relative path.
+			c.paths.RLockFunc(func(array []string) {
+				for _, v := range array {
+					if path, _ := gspath.Search(v, path); path != "" {
+						realPath = path
+						break
+					}
 				}
-			}
-		})
+			})
+		}
+		if realPath != "" {
+			isDir = gfile.IsDir(realPath)
+		}
 	}
 	if realPath == "" {
 		buffer := bytes.NewBuffer(nil)
@@ -201,7 +223,7 @@ func (c *Config) AddPath(path string) error {
 		}
 		return err
 	}
-	if !gfile.IsDir(realPath) {
+	if !isDir {
 		err := fmt.Errorf(`[gcfg] AddPath failed: path "%s" should be directory type`, path)
 		if errorPrint() {
 			glog.Error(err)
@@ -233,15 +255,32 @@ func (c *Config) FilePath(file ...string) (path string) {
 		name = file[0]
 	}
 	c.paths.RLockFunc(func(array []string) {
-		for _, v := range array {
-			if path, _ = gspath.Search(v, name); path != "" {
-				break
+		for _, prefix := range array {
+			// Firstly checking the resource manager.
+			for _, v := range []string{"/", "/config", "/config/"} {
+				if file := gres.Get(prefix + v + name); file != nil {
+					path = file.Name()
+					return
+				}
 			}
-			if path, _ = gspath.Search(v+gfile.Separator+"config", name); path != "" {
-				break
+			// Secondly checking the file system.
+			if path, _ = gspath.Search(prefix, name); path != "" {
+				return
+			}
+			if path, _ = gspath.Search(prefix+gfile.Separator+"config", name); path != "" {
+				return
 			}
 		}
 	})
+	// Checking the configuration file in default paths.
+	if path == "" && !gres.IsEmpty() {
+		for _, v := range []string{"", "/", "/config", "/config/"} {
+			if file := gres.Get(v + name); file != nil {
+				path = file.Name()
+				return
+			}
+		}
+	}
 	return
 }
 
@@ -272,13 +311,17 @@ func (c *Config) getJson(file ...string) *gjson.Json {
 			if filePath == "" {
 				return nil
 			}
-			content = gfile.GetContents(filePath)
+			if file := gres.Get(filePath); file != nil {
+				content = string(file.Content())
+			} else {
+				content = gfile.GetContents(filePath)
+			}
 		}
 		if j, err := gjson.LoadContent(content, true); err == nil {
 			j.SetViolenceCheck(c.vc.Val())
 			// Add monitor for this configuration file,
 			// any changes of this file will refresh its cache in Config object.
-			if filePath != "" {
+			if !gres.Contains(filePath) {
 				_, err = gfsnotify.Add(filePath, func(event *gfsnotify.Event) {
 					c.jsons.Remove(name)
 				})

os/gcfg/gcfg_instance.go

@@ -12,7 +12,7 @@ import (
 
 const (
 	// Default group name for instance usage.
-	DEFAULT_GROUP_NAME = "default"
+	DEFAULT_NAME = "default"
 )
 
 var (
@@ -23,7 +23,7 @@ var (
 // Instance returns an instance of Config with default settings.
 // The parameter <name> is the name for the instance.
 func Instance(name ...string) *Config {
-	key := DEFAULT_GROUP_NAME
+	key := DEFAULT_NAME
 	if len(name) > 0 && name[0] != "" {
 		key = name[0]
 	}

os/gres/gres.go

@@ -62,6 +62,11 @@ func Contains(path string) bool {
 	return defaultResource.Contains(path)
 }
 
+// IsEmpty checks and returns whether the resource manager is empty.
+func IsEmpty() bool {
+	return defaultResource.tree.IsEmpty()
+}
+
 // Scan returns the files under the given path, the parameter <path> should be a folder type.
 //
 // The pattern parameter <pattern> supports multiple file name patterns,

os/gres/gres_instance.go

@@ -10,7 +10,7 @@ import "github.com/gogf/gf/container/gmap"
 
 const (
 	// Default group name for instance usage.
-	DEFAULT_INSTANCE_NAME = "default"
+	DEFAULT_NAME = "default"
 )
 
 var (
@@ -21,7 +21,7 @@ var (
 // Instance returns an instance of Resource.
 // The parameter <name> is the name for the instance.
 func Instance(name ...string) *Resource {
-	key := DEFAULT_INSTANCE_NAME
+	key := DEFAULT_NAME
 	if len(name) > 0 && name[0] != "" {
 		key = name[0]
 	}

os/gres/gres_resource.go

@@ -114,6 +114,11 @@ func (r *Resource) Contains(path string) bool {
 	return r.Get(path) != nil
 }
 
+// IsEmpty checks and returns whether the resource manager is empty.
+func (r *Resource) IsEmpty() bool {
+	return r.tree.IsEmpty()
+}
+
 // Scan returns the files under the given path, the parameter <path> should be a folder type.
 //
 // The pattern parameter <pattern> supports multiple file name patterns,

os/gres/testdata/files/config-custom/config.toml

@@ -0,0 +1,4 @@
+viewpath = "/home/www/templates"
+[redis]
+    disk  = "127.0.0.1:6379,4"
+    cache = "127.0.0.1:6379,5"

os/gres/testdata/files/config-custom/my.ini

@@ -0,0 +1,4 @@
+viewpath = "/home/www/templates"
+[redis]
+    disk  = "127.0.0.1:6379,6"
+    cache = "127.0.0.1:6379,7"

os/gres/testdata/files/config/config.toml

@@ -0,0 +1,4 @@
+viewpath = "/home/www/templates"
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"

os/gres/testdata/files/config/my.ini

@@ -0,0 +1,4 @@
+viewpath = "/home/www/templates"
+[redis]
+    disk  = "127.0.0.1:6379,2"
+    cache = "127.0.0.1:6379,3"

os/gview/gview.go

@@ -177,7 +177,6 @@ func (view *View) SetPath(path string) error {
 func (view *View) AddPath(path string) error {
 	isDir := false
 	realPath := ""
-
 	if file := gres.Get(path); file != nil {
 		realPath = path
 		isDir = file.FileInfo().IsDir()