forked from gitea/gitea
71 lines
1.5 KiB
Go
71 lines
1.5 KiB
Go
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package goorgeous
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import (
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"bufio"
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"bytes"
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"regexp"
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"strings"
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)
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// ExtractOrgHeaders finds and returns all of the headers
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// from a bufio.Reader and returns them as their own byte slice
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func ExtractOrgHeaders(r *bufio.Reader) (fm []byte, err error) {
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var out bytes.Buffer
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endOfHeaders := true
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for endOfHeaders {
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p, err := r.Peek(2)
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if err != nil {
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return nil, err
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}
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if !charMatches(p[0], '#') && !charMatches(p[1], '+') {
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endOfHeaders = false
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break
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}
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line, _, err := r.ReadLine()
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if err != nil {
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return nil, err
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}
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out.Write(line)
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out.WriteByte('\n')
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}
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return out.Bytes(), nil
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}
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var reHeader = regexp.MustCompile(`^#\+(\w+?): (.*)`)
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// OrgHeaders find all of the headers from a byte slice and returns
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// them as a map of string interface
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func OrgHeaders(input []byte) (map[string]interface{}, error) {
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out := make(map[string]interface{})
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scanner := bufio.NewScanner(bytes.NewReader(input))
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for scanner.Scan() {
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data := scanner.Bytes()
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if !charMatches(data[0], '#') && !charMatches(data[1], '+') {
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return out, nil
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}
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matches := reHeader.FindSubmatch(data)
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if len(matches) < 3 {
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continue
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}
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key := string(matches[1])
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val := matches[2]
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switch {
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case strings.ToLower(key) == "tags" || strings.ToLower(key) == "categories" || strings.ToLower(key) == "aliases":
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bTags := bytes.Split(val, []byte(" "))
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tags := make([]string, len(bTags))
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for idx, tag := range bTags {
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tags[idx] = string(tag)
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}
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out[key] = tags
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default:
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out[key] = string(val)
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}
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}
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return out, nil
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}
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