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Diffstat (limited to 'internal/yaml/yaml.go')
-rw-r--r--internal/yaml/yaml.go138
1 files changed, 0 insertions, 138 deletions
diff --git a/internal/yaml/yaml.go b/internal/yaml/yaml.go
deleted file mode 100644
index 23a38ef..0000000
--- a/internal/yaml/yaml.go
+++ /dev/null
@@ -1,138 +0,0 @@
-package yaml
-
-import (
- "fmt"
- "io/ioutil"
-
- "gopkg.in/yaml.v3"
-
- C "github.com/Necoro/feed2imap-go/internal/config"
- F "github.com/Necoro/feed2imap-go/internal/feed"
- "github.com/Necoro/feed2imap-go/internal/log"
-)
-
-type config struct {
- C.GlobalOptions `yaml:",inline"`
- GlobalConfig C.Map `yaml:",inline"`
- Feeds []configGroupFeed
-}
-
-type group struct {
- Group string
- Feeds []configGroupFeed
-}
-
-type feed struct {
- Name string
- Url string
- C.Options `yaml:",inline"`
-}
-
-type configGroupFeed struct {
- Target *string
- Feed feed `yaml:",inline"`
- Group group `yaml:",inline"`
-}
-
-func (grpFeed *configGroupFeed) isGroup() bool {
- return grpFeed.Group.Group != ""
-}
-
-func (grpFeed *configGroupFeed) isFeed() bool {
- return grpFeed.Feed.Name != "" || grpFeed.Feed.Url != ""
-}
-
-func (grpFeed *configGroupFeed) target() string {
- if grpFeed.Target != nil {
- return *grpFeed.Target
- }
- if grpFeed.Feed.Name != "" {
- return grpFeed.Feed.Name
- }
-
- return grpFeed.Group.Group
-}
-
-func parse(buf []byte) (config, error) {
- parsedCfg := config{GlobalOptions: C.DefaultGlobalOptions}
-
- if err := yaml.Unmarshal(buf, &parsedCfg); err != nil {
- return config{}, fmt.Errorf("while unmarshalling: %w", err)
- }
- //fmt.Printf("--- parsedCfg:\n%+v\n\n", parsedCfg)
-
- return parsedCfg, nil
-}
-
-func appTarget(target []string, app string) []string {
- switch {
- case len(target) == 0 && app == "":
- return []string{}
- case len(target) == 0:
- return []string{app}
- case app == "":
- return target
- default:
- return append(target, app)
- }
-}
-
-// Parse the group structure and populate the `Target` fields in the feeds
-func buildFeeds(cfg []configGroupFeed, target []string, feeds *F.Feeds) error {
- for idx := range cfg {
- f := &cfg[idx] // cannot use `_, f := range cfg` as it returns copies(!), but we need the originals
- target := appTarget(target, f.target())
- switch {
- case f.isFeed() && f.isGroup():
- return fmt.Errorf("Entry with Target %s is both a Feed and a group", target)
-
- case f.isFeed():
- name := f.Feed.Name
- if name == "" {
- return fmt.Errorf("Unnamed feed")
- }
-
- if feeds.Contains(name) {
- return fmt.Errorf("Duplicate Feed Name '%s'", name)
- }
- feeds.Set(name, &F.Feed{
- Name: f.Feed.Name,
- Target: target,
- Url: f.Feed.Url,
- Options: f.Feed.Options,
- })
-
- case f.isGroup():
- if err := buildFeeds(f.Group.Feeds, target, feeds); err != nil {
- return err
- }
- }
- }
-
- return nil
-}
-
-func Load(path string) (*C.Config, *F.Feeds, error) {
- log.Printf("Reading configuration file '%s'", path)
-
- buf, err := ioutil.ReadFile(path)
- if err != nil {
- return nil, nil, fmt.Errorf("while reading '%s': %w", path, err)
- }
-
- var parsedCfg config
- if parsedCfg, err = parse(buf); err != nil {
- return nil, nil, err
- }
-
- feeds := F.NewFeeds()
-
- if err := buildFeeds(parsedCfg.Feeds, []string{}, feeds); err != nil {
- return nil, nil, fmt.Errorf("while parsing: %w", err)
- }
-
- return &C.Config{
- GlobalOptions: parsedCfg.GlobalOptions,
- GlobalConfig: parsedCfg.GlobalConfig,
- }, feeds, nil
-}