seaweedfs/weed/util/fullpath.go

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package util
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import (
"path/filepath"
"strings"
)
type FullPath string
func NewFullPath(dir, name string) FullPath {
return FullPath(dir).Child(name)
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}
func (fp FullPath) DirAndName() (string, string) {
dir, name := filepath.Split(string(fp))
name = strings.ToValidUTF8(name, "?")
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if dir == "/" {
return dir, name
}
if len(dir) < 1 {
return "/", ""
}
return dir[:len(dir)-1], name
}
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func (fp FullPath) Name() string {
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_, name := filepath.Split(string(fp))
name = strings.ToValidUTF8(name, "?")
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return name
}
func (fp FullPath) Child(name string) FullPath {
dir := string(fp)
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noPrefix := name
if strings.HasPrefix(name, "/") {
noPrefix = name[1:]
}
if strings.HasSuffix(dir, "/") {
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return FullPath(dir + noPrefix)
}
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return FullPath(dir + "/" + noPrefix)
}
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func (fp FullPath) AsInode() uint64 {
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return uint64(HashStringToLong(string(fp)))
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}
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// split, but skipping the root
func (fp FullPath) Split() []string {
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if fp == "" || fp == "/" {
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return []string{}
}
return strings.Split(string(fp)[1:], "/")
}
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func Join(names ...string) string {
return filepath.ToSlash(filepath.Join(names...))
}
func JoinPath(names ...string) FullPath {
return FullPath(Join(names...))
}