80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
package model
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import (
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"path/filepath"
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"strings"
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"time"
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"github.com/siyuan-note/logging"
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"github.com/siyuan-note/siyuan/kernel/cache"
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"github.com/siyuan-note/siyuan/kernel/sql"
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"github.com/siyuan-note/siyuan/kernel/task"
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"github.com/siyuan-note/siyuan/kernel/util"
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)
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func OCRAssetsJob() {
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util.WaitForTesseractInit()
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if !util.TesseractEnabled {
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return
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}
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task.AppendTaskWithTimeout(task.OCRImage, 30*time.Second, autoOCRAssets)
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}
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func autoOCRAssets() {
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if !util.TesseractEnabled {
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return
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}
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defer logging.Recover()
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assetsPath := util.GetDataAssetsAbsPath()
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assets := getUnOCRAssetsAbsPaths()
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if 0 < len(assets) {
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for i, assetAbsPath := range assets {
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text := util.Tesseract(assetAbsPath)
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p := strings.TrimPrefix(assetAbsPath, assetsPath)
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p = "assets" + filepath.ToSlash(p)
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util.SetAssetText(p, text)
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if 7 <= i { // 一次任务中最多处理 7 张图片，防止长时间占用系统资源
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break
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}
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}
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}
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util.CleanNotExistAssetsTexts()
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// 刷新 OCR 结果到数据库
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util.NodeOCRQueueLock.Lock()
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defer util.NodeOCRQueueLock.Unlock()
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for _, id := range util.NodeOCRQueue {
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sql.IndexNodeQueue(id)
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}
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util.NodeOCRQueue = nil
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}
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func getUnOCRAssetsAbsPaths() (ret []string) {
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var assetsPaths []string
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assets := cache.GetAssets()
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for _, asset := range assets {
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if !util.IsTesseractExtractable(asset.Path) {
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continue
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}
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assetsPaths = append(assetsPaths, asset.Path)
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}
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assetsPath := util.GetDataAssetsAbsPath()
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for _, assetPath := range assetsPaths {
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if util.ExistsAssetText(assetPath) {
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continue
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}
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absPath := filepath.Join(assetsPath, strings.TrimPrefix(assetPath, "assets"))
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ret = append(ret, absPath)
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}
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return
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}
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func FlushAssetsTextsJob() {
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util.SaveAssetsTexts()
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}
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