105 lines
2.7 KiB
Go
105 lines
2.7 KiB
Go
package yomichan
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import (
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"regexp"
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"strings"
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zig "git.foosoft.net/alex/zero-epwing-go"
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)
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type kotowazaExtractor struct {
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readGroupExp *regexp.Regexp
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readGroupAltsExp *regexp.Regexp
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readGroupNoAltsExp *regexp.Regexp
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wordGroupExp *regexp.Regexp
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}
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func makeKotowazaExtractor() epwingExtractor {
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return &kotowazaExtractor{
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readGroupExp: regexp.MustCompile(`([^ぁ-ゖァ-ヺ]*)(\([^)]*\))`),
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readGroupAltsExp: regexp.MustCompile(`\(([^)]*)\)`),
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readGroupNoAltsExp: regexp.MustCompile(`\(([^・)]*)\)`),
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wordGroupExp: regexp.MustCompile(`＝([^〔＝]*)〔＝([^〕]*)〕`),
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}
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}
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func (e *kotowazaExtractor) extractTerms(entry zig.BookEntry, sequence int) []dbTerm {
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heading := entry.Heading
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queue := []string{heading}
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reducedExpressions := []string{}
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for len(queue) > 0 {
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expression := queue[0]
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queue = queue[1:]
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matches := e.wordGroupExp.FindStringSubmatch(expression)
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if matches == nil {
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reducedExpressions = append(reducedExpressions, expression)
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} else {
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replacements := []string{matches[1]}
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replacements = append(replacements, strings.Split(matches[2], "・")...)
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for _, replacement := range replacements {
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queue = append(queue, strings.Replace(expression, matches[0], replacement, -1))
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}
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}
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}
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var terms []dbTerm
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for _, reducedExpression := range reducedExpressions {
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expression := e.readGroupExp.ReplaceAllString(reducedExpression, "$1")
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readAltsExpression := e.readGroupExp.ReplaceAllString(reducedExpression, "$2")
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readAltsExpression = e.readGroupNoAltsExp.ReplaceAllString(readAltsExpression, "$1")
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var readings []string
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queue = []string{readAltsExpression}
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for len(queue) > 0 {
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readExpression := queue[0]
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queue = queue[1:]
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matches := e.readGroupAltsExp.FindStringSubmatch(readExpression)
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if matches == nil {
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readings = append(readings, readExpression)
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} else {
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replacements := strings.Split(matches[1], "・")
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for _, replacement := range replacements {
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queue = append(queue, strings.Replace(readExpression, matches[0], replacement, -1))
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}
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}
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}
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for _, reading := range readings {
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term := dbTerm{
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Expression: expression,
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Reading: reading,
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Glossary: []any{entry.Text},
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Sequence: sequence,
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}
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terms = append(terms, term)
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}
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}
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return terms
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}
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func (e *kotowazaExtractor) extractKanji(entry zig.BookEntry) []dbKanji {
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return nil
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}
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func (e *kotowazaExtractor) exportRules(term *dbTerm, tags []string) {
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}
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func (*kotowazaExtractor) getRevision() string {
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return "kotowaza1"
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}
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func (*kotowazaExtractor) getFontNarrow() map[int]string {
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return map[int]string{}
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}
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func (*kotowazaExtractor) getFontWide() map[int]string {
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return map[int]string{}
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}
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