3c45cf8494
Move langauge detection to separate module to be more reusable Add option to disable vendored file exclusion from file search Allways show all language stats for search
95 lines
1.8 KiB
Go
95 lines
1.8 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package code
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import (
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"fmt"
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"sync"
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)
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var (
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indexer = newWrappedIndexer()
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)
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// ErrWrappedIndexerClosed is the error returned if the indexer was closed before it was ready
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var ErrWrappedIndexerClosed = fmt.Errorf("Indexer closed before ready")
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type wrappedIndexer struct {
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internal Indexer
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lock sync.RWMutex
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cond *sync.Cond
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closed bool
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}
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func newWrappedIndexer() *wrappedIndexer {
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w := &wrappedIndexer{}
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w.cond = sync.NewCond(w.lock.RLocker())
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return w
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}
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func (w *wrappedIndexer) set(indexer Indexer) {
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w.lock.Lock()
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defer w.lock.Unlock()
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if w.closed {
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// Too late!
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indexer.Close()
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}
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w.internal = indexer
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w.cond.Broadcast()
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}
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func (w *wrappedIndexer) get() (Indexer, error) {
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w.lock.RLock()
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defer w.lock.RUnlock()
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if w.internal == nil {
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if w.closed {
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return nil, ErrWrappedIndexerClosed
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}
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w.cond.Wait()
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if w.closed {
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return nil, ErrWrappedIndexerClosed
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}
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}
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return w.internal, nil
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}
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func (w *wrappedIndexer) Index(repoID int64) error {
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indexer, err := w.get()
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if err != nil {
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return err
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}
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return indexer.Index(repoID)
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}
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func (w *wrappedIndexer) Delete(repoID int64) error {
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indexer, err := w.get()
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if err != nil {
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return err
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}
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return indexer.Delete(repoID)
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}
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func (w *wrappedIndexer) Search(repoIDs []int64, language, keyword string, page, pageSize int) (int64, []*SearchResult, []*SearchResultLanguages, error) {
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indexer, err := w.get()
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if err != nil {
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return 0, nil, nil, err
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}
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return indexer.Search(repoIDs, language, keyword, page, pageSize)
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}
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func (w *wrappedIndexer) Close() {
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w.lock.Lock()
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defer w.lock.Unlock()
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if w.closed {
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return
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}
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w.closed = true
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w.cond.Broadcast()
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if w.internal != nil {
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w.internal.Close()
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}
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}
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