mirror of
https://github.com/osmarks/mycorrhiza.git
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a4cc67cd74
* Migrate httpd.go * Migrate history and main * Migrate hypview * Migrate interwiki * Migrate misc * Migrate utils * Migrate backlinks * Migrate categories * Reformat some imports * Migrate hyphae * Migrate migration * Reformat more imports * Migrate user * Migrate shroom * Migrate viewutil * Migrate web * Migrate others * Migrate main * Wording concerns
81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
package hyphae
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import (
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"os"
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"path/filepath"
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"github.com/bouncepaw/mycorrhiza/util"
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)
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// ExistingHypha is not EmptyHypha. *MediaHypha and *TextualHypha implement this interface.
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type ExistingHypha interface {
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Hypha
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HasTextFile() bool
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TextFilePath() string
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}
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// RenameHyphaTo renames a hypha and renames stored filepaths as needed. The actual files are not moved, move them yourself.
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func RenameHyphaTo(h ExistingHypha, newName string, replaceName func(string) string) {
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// TODO: that replaceName is suspicious, get rid of it.
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newName = util.CanonicalName(newName)
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byNamesMutex.Lock()
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h.Lock()
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delete(byNames, h.CanonicalName())
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switch h := h.(type) {
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case *TextualHypha:
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h.canonicalName = newName
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h.mycoFilePath = replaceName(h.mycoFilePath)
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case *MediaHypha:
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h.canonicalName = newName
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h.mycoFilePath = replaceName(h.mycoFilePath)
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h.mediaFilePath = replaceName(h.mediaFilePath)
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}
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byNames[h.CanonicalName()] = h
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byNamesMutex.Unlock()
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h.Unlock()
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}
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// DeleteHypha deletes the hypha from the storage.
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func DeleteHypha(h ExistingHypha) {
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byNamesMutex.Lock()
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h.Lock()
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delete(byNames, h.CanonicalName())
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decrementCount()
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byNamesMutex.Unlock()
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h.Unlock()
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}
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// Insert inserts the hypha into the storage, possibly overwriting the previous hypha with the same name. Count incrementation is done if needed. You cannot insert an empty hypha.
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func Insert(h ExistingHypha) (madeNewRecord bool) {
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_, recorded := byNames[h.CanonicalName()]
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byNamesMutex.Lock()
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byNames[h.CanonicalName()] = h
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byNamesMutex.Unlock()
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if !recorded {
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incrementCount()
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}
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return !recorded
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}
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func WriteToMycoFile(h ExistingHypha, data []byte) error {
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if err := os.MkdirAll(filepath.Dir(h.TextFilePath()), 0777); err != nil {
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return err
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}
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if err := os.WriteFile(h.TextFilePath(), data, 0666); err != nil {
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return err
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}
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switch h := h.(type) {
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case *MediaHypha:
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if !h.HasTextFile() {
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h.mycoFilePath = h.TextFilePath()
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}
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}
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return nil
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}
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