mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2025-11-03 18:02:26 -06:00
104 lines
2.6 KiB
Go
104 lines
2.6 KiB
Go
package viper
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/sagikazarmark/locafero"
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"github.com/spf13/afero"
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)
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// ExperimentalFinder tells Viper to use the new Finder interface for finding configuration files.
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func ExperimentalFinder() Option {
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return optionFunc(func(v *Viper) {
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v.experimentalFinder = true
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})
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}
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// Search for a config file.
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func (v *Viper) findConfigFile() (string, error) {
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finder := v.finder
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if finder == nil && v.experimentalFinder {
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var names []string
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if v.configType != "" {
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names = locafero.NameWithOptionalExtensions(v.configName, SupportedExts...)
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} else {
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names = locafero.NameWithExtensions(v.configName, SupportedExts...)
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}
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finder = locafero.Finder{
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Paths: v.configPaths,
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Names: names,
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Type: locafero.FileTypeFile,
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}
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}
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if finder != nil {
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return v.findConfigFileWithFinder(finder)
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}
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return v.findConfigFileOld()
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}
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func (v *Viper) findConfigFileWithFinder(finder Finder) (string, error) {
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results, err := finder.Find(v.fs)
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if err != nil {
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return "", err
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}
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if len(results) == 0 {
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return "", ConfigFileNotFoundError{v.configName, fmt.Sprintf("%s", v.configPaths)}
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}
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// We call clean on the final result to ensure that the path is in its canonical form.
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// This is mostly for consistent path handling and to make sure tests pass.
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return results[0], nil
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}
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// Search all configPaths for any config file.
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// Returns the first path that exists (and is a config file).
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func (v *Viper) findConfigFileOld() (string, error) {
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v.logger.Info("searching for config in paths", "paths", v.configPaths)
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for _, cp := range v.configPaths {
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file := v.searchInPath(cp)
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if file != "" {
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return file, nil
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}
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}
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return "", ConfigFileNotFoundError{v.configName, fmt.Sprintf("%s", v.configPaths)}
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}
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func (v *Viper) searchInPath(in string) (filename string) {
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v.logger.Debug("searching for config in path", "path", in)
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for _, ext := range SupportedExts {
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v.logger.Debug("checking if file exists", "file", filepath.Join(in, v.configName+"."+ext))
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if b, _ := exists(v.fs, filepath.Join(in, v.configName+"."+ext)); b {
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v.logger.Debug("found file", "file", filepath.Join(in, v.configName+"."+ext))
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return filepath.Join(in, v.configName+"."+ext)
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}
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}
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if v.configType != "" {
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if b, _ := exists(v.fs, filepath.Join(in, v.configName)); b {
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return filepath.Join(in, v.configName)
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}
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}
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return ""
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}
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// exists checks if file exists.
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func exists(fs afero.Fs, path string) (bool, error) {
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stat, err := fs.Stat(path)
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if err == nil {
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return !stat.IsDir(), nil
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}
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if os.IsNotExist(err) {
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return false, nil
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}
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return false, err
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}
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