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- package sub_parser_hub
- import (
- "github.com/allanpk716/ChineseSubFinder/internal/common"
- "github.com/allanpk716/ChineseSubFinder/internal/ifaces"
- "github.com/allanpk716/ChineseSubFinder/internal/pkg/language"
- "github.com/allanpk716/ChineseSubFinder/internal/pkg/log_helper"
- "github.com/allanpk716/ChineseSubFinder/internal/types/subparser"
- "path/filepath"
- "regexp"
- "strings"
- )
- type SubParserHub struct {
- Parser []ifaces.ISubParser
- }
- // NewSubParserHub 处理的字幕文件需要符合 [siteName]_ 的前缀描述,是本程序专用的
- func NewSubParserHub(parser ifaces.ISubParser, _parser ...ifaces.ISubParser) *SubParserHub {
- s := SubParserHub{}
- s.Parser = make([]ifaces.ISubParser, 0)
- s.Parser = append(s.Parser, parser)
- if len(_parser) > 0 {
- for _, one := range _parser {
- s.Parser = append(s.Parser, one)
- }
- }
- return &s
- }
- // DetermineFileTypeFromFile 确定字幕文件的类型,是双语字幕或者某一种语言等等信息,如果返回 nil ,那么就说明都没有字幕的格式匹配上
- func (p SubParserHub) DetermineFileTypeFromFile(filePath string) (*subparser.FileInfo, error) {
- for _, parser := range p.Parser {
- subFileInfo, err := parser.DetermineFileTypeFromFile(filePath)
- if err != nil {
- if err == common.DetermineFileTypeFromFileExtNotFitSRT || err == common.DetermineFileTypeFromFileExtNotFitASSorSSA {
- continue
- }
- return nil, err
- }
- // 正常至少应该匹配一个吧,不然就是最外层继续返回 nil 出去了
- // 简体和繁体字幕的判断,通过文件名来做到的,基本就算个补判而已
- //newLang := IsChineseSimpleOrTraditional(filePath, subFileInfo.Lang)
- subFileInfo.Name = filepath.Base(filePath)
- //subFileInfo.Lang = newLang
- subFileInfo.FileFullPath = filePath
- subFileInfo.FromWhereSite = p.getFromWhereSite(filePath)
- return subFileInfo, nil
- }
- // 如果返回 nil ,那么就说明都没有字幕的格式匹配上
- return nil, common.CanNotMatchingAnySubType
- }
- // IsSubHasChinese 字幕文件是否包含中文
- func (p SubParserHub) IsSubHasChinese(fileFPath string) bool {
- // 增加判断已存在的字幕是否有中文
- file, err := p.DetermineFileTypeFromFile(fileFPath)
- if err != nil {
- log_helper.GetLogger().Warnln("IsSubHasChinese.DetermineFileTypeFromFile", fileFPath, err)
- return false
- }
- if language.HasChineseLang(file.Lang) == false {
- log_helper.GetLogger().Warnln("IsSubHasChinese.HasChineseLang", fileFPath, "not chinese sub, is ", file.Lang.String())
- return false
- }
- return true
- }
- // getFromWhereSite 从文件名找出是从那个网站下载的。这里的文件名的前缀是下载时候标记好的,比较特殊
- func (p SubParserHub) getFromWhereSite(filePath string) string {
- fileName := filepath.Base(filePath)
- var re = regexp.MustCompile(`^\[(\w+)\]_`)
- matched := re.FindStringSubmatch(fileName)
- if len(matched) < 1 {
- return ""
- }
- return matched[1]
- }
- // IsSubTypeWanted 这里匹配的字幕的格式,不包含 Ext 的 . 小数点,注意,仅仅是包含关系
- func IsSubTypeWanted(subName string) bool {
- nowLowerName := strings.ToLower(subName)
- if strings.Contains(nowLowerName, common.SubTypeASS) ||
- strings.Contains(nowLowerName, common.SubTypeSSA) ||
- strings.Contains(nowLowerName, common.SubTypeSRT) {
- return true
- }
- return false
- }
- // IsSubExtWanted 输入的字幕文件名,判断后缀名是否符合期望的字幕后缀名列表
- func IsSubExtWanted(subName string) bool {
- inExt := filepath.Ext(subName)
- switch strings.ToLower(inExt) {
- case common.SubExtSSA, common.SubExtASS, common.SubExtSRT:
- return true
- default:
- return false
- }
- }
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