131 lines
2.3 KiB
Go
131 lines
2.3 KiB
Go
package goldsmith
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"time"
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)
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type rawFile struct {
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relPath string
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props map[string]FileProp
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modTime time.Time
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size int64
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dataPath string
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reader *bytes.Reader
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}
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func (self *rawFile) Path() string {
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return filepath.ToSlash(self.relPath)
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}
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func (self *rawFile) Dir() string {
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return filepath.ToSlash(filepath.Dir(self.relPath))
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}
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func (self *rawFile) Name() string {
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return filepath.Base(self.relPath)
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}
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func (self *rawFile) Ext() string {
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return filepath.Ext(self.relPath)
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}
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func (self *rawFile) Rename(path string) error {
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if filepath.IsAbs(path) {
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return fmt.Errorf("unexpected absolute path: %s", path)
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}
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self.relPath = path
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return nil
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}
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func (self *rawFile) Size() int64 {
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return self.size
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}
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func (self *rawFile) ModTime() time.Time {
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return self.modTime
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}
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func (self *rawFile) Read(data []byte) (int, error) {
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if err := self.load(); err != nil {
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return 0, err
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}
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return self.reader.Read(data)
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}
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func (self *rawFile) WriteTo(writer io.Writer) (int64, error) {
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if err := self.load(); err != nil {
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return 0, err
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}
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return self.reader.WriteTo(writer)
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}
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func (self *rawFile) Seek(offset int64, whence int) (int64, error) {
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if self.reader == nil && offset == 0 && (whence == io.SeekStart || whence == io.SeekCurrent) {
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return 0, nil
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}
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if err := self.load(); err != nil {
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return 0, err
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}
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return self.reader.Seek(offset, whence)
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}
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func (self *rawFile) GoString() string {
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return self.relPath
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}
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func (self *rawFile) SetProp(name string, value FileProp) {
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self.props[name] = value
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}
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func (self *rawFile) Prop(name string) (FileProp, bool) {
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value, ok := self.props[name]
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return value, ok
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}
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func (self *rawFile) PropOrDef(name string, valueDef FileProp) FileProp {
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if value, ok := self.Prop(name); ok {
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return value
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}
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return valueDef
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}
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func (self *rawFile) Props() FileProps {
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return self.props
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}
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func (self *rawFile) CopyProps(file File) {
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for key, value := range file.Props() {
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self.props[key] = value
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}
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}
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func (self *rawFile) RemoveProp(name string) {
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delete(self.props, name)
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}
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func (self *rawFile) load() error {
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if self.reader != nil {
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return nil
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}
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data, err := os.ReadFile(self.dataPath)
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if err != nil {
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return err
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}
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self.reader = bytes.NewReader(data)
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return nil
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}
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