diff options
Diffstat (limited to 'system/db/content.go')
-rw-r--r-- | system/db/content.go | 66 |
1 files changed, 60 insertions, 6 deletions
diff --git a/system/db/content.go b/system/db/content.go index 49cba87..b503a60 100644 --- a/system/db/content.go +++ b/system/db/content.go @@ -9,8 +9,11 @@ import ( "sort" "strconv" "strings" + "sync" + "time" "github.com/ponzu-cms/ponzu/system/item" + "github.com/ponzu-cms/ponzu/system/search" "github.com/boltdb/bolt" "github.com/gorilla/schema" @@ -124,9 +127,9 @@ func update(ns, id string, data url.Values, existingContent *[]byte) (int, error go func() { // update data in search index target := fmt.Sprintf("%s:%s", ns, id) - err = UpdateSearchIndex(target, string(j)) + err = search.UpdateIndex(target, j) if err != nil { - log.Println("[search] UpdateSearchIndex Error:", err) + log.Println("[search] UpdateIndex Error:", err) } }() @@ -252,9 +255,9 @@ func insert(ns string, data url.Values) (int, error) { go func() { // add data to seach index target := fmt.Sprintf("%s:%s", ns, cid) - err = UpdateSearchIndex(target, string(j)) + err = search.UpdateIndex(target, j) if err != nil { - log.Println("[search] UpdateSearchIndex Error:", err) + log.Println("[search] UpdateIndex Error:", err) } }() @@ -321,9 +324,9 @@ func DeleteContent(target string) error { // delete indexed data from search index if !strings.Contains(ns, "__") { target = fmt.Sprintf("%s:%s", ns, id) - err = DeleteSearchIndex(target) + err = search.DeleteIndex(target) if err != nil { - log.Println("[search] DeleteSearchIndex Error:", err) + log.Println("[search] DeleteIndex Error:", err) } } }() @@ -563,10 +566,61 @@ func Query(namespace string, opts QueryOptions) (int, [][]byte) { return total, posts } +var sortContentCalls = make(map[string]time.Time) +var waitDuration = time.Millisecond * 2000 +var sortMutex = &sync.Mutex{} + +func setLastInvocation(key string) { + sortMutex.Lock() + sortContentCalls[key] = time.Now() + sortMutex.Unlock() +} + +func lastInvocation(key string) (time.Time, bool) { + sortMutex.Lock() + last, ok := sortContentCalls[key] + sortMutex.Unlock() + return last, ok +} + +func enoughTime(key string) bool { + last, ok := lastInvocation(key) + if !ok { + // no invocation yet + // track next invocation + setLastInvocation(key) + return true + } + + // if our required wait time has been met, return true + if time.Now().After(last.Add(waitDuration)) { + setLastInvocation(key) + return true + } + + // dispatch a delayed invocation in case no additional one follows + go func() { + lastInvocationBeforeTimer, _ := lastInvocation(key) // zero value can be handled, no need for ok + enoughTimer := time.NewTimer(waitDuration) + <-enoughTimer.C + lastInvocationAfterTimer, _ := lastInvocation(key) + if !lastInvocationAfterTimer.After(lastInvocationBeforeTimer) { + SortContent(key) + } + }() + + return false +} + // SortContent sorts all content of the type supplied as the namespace by time, // in descending order, from most recent to least recent // Should be called from a goroutine after SetContent is successful func SortContent(namespace string) { + // wait if running too frequently per namespace + if !enoughTime(namespace) { + return + } + // only sort main content types i.e. Post if strings.Contains(namespace, "__") { return |