feat(统一输入): 统一流式输入及接口命名
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xiaoqidun committed 2026-10-19 08:43:50 +08:00
1 parent 151ddb0a20
commit d97c6f4e6f
60 files changed
+570 -262

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+7 -7
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@@ -24,16 +24,16 @@ import (
// DetectFormat 按文件内容识别PDF或OFD,不读取压缩内容或关闭输入
// 识别结果不代表文档完整有效,仍需通过对应阅读器解析
// 入参: source 随机读取源, size 文件字节数
// 入参: input 输入源
// 返回: string 格式标识pdf或ofd, error 读取错误或不支持的格式
func DetectFormat(source io.ReaderAt, size int64) (string, error) {
if source == nil || size <= 0 {
return "", fmt.Errorf("empty document source")
func DetectFormat(input *Input) (string, error) {
if input == nil || input.Size() <= 0 {
return "", fmt.Errorf("empty document input")
}
source = io.NewSectionReader(source, 0, size)
size := input.Size()
var header [1024]byte
data := header[:min(size, int64(len(header)))]
n, err := source.ReadAt(data, 0)
n, err := input.ReadAt(data, 0)
if err != nil && err != io.EOF {
return "", err
}
@@ -43,7 +43,7 @@ func DetectFormat(source io.ReaderAt, size int64) (string, error) {
if bytes.HasPrefix(data, []byte("%PDF-")) {
return "pdf", nil
}
archive, err := zip.NewReader(source, size)
archive, err := zip.NewReader(input, size)
if err == nil {
reader := &Reader{Zip: archive}
if err := reader.indexPackage(); err != nil {