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fswrite.go
42 lines (39 loc) · 1.03 KB
/
fswrite.go
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// Content managed by Project Forge, see [projectforge.md] for details.
package filesystem
import (
"path/filepath"
"github.com/pkg/errors"
)
func (f *FileSystem) WriteFile(path string, content []byte, mode FileMode, overwrite bool) error {
p := f.getPath(path)
s, _ := f.f.Stat(p)
if s != nil && s.Size() > 0 && !overwrite {
return errors.Errorf("file [%s] exists, will not overwrite", p)
}
if mode == 0 {
if s == nil {
mode = DefaultMode
} else {
mode = FileMode(s.Mode())
}
}
dd := filepath.Dir(path)
err := f.CreateDirectory(dd)
if err != nil {
return errors.Wrapf(err, "unable to create data directory [%s]", dd)
}
file, err := f.f.Create(p)
if err != nil {
return errors.Wrapf(err, "unable to create file [%s]", p)
}
err = f.SetMode(p, mode)
if err != nil {
return errors.Wrapf(err, "unable to set mode [%d] for file [%s]", mode, p)
}
defer func() { _ = file.Close() }()
_, err = file.Write(content)
if err != nil {
return errors.Wrapf(err, "unable to write content to file [%s]", p)
}
return nil
}