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Picking up some itsthisjutin ideas

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jpirnay
2026-04-19 19:03:43 +02:00
parent 174a08831d
commit d6292920d9
18 changed files with 337 additions and 41 deletions
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lib/KOReaderSync/ProgressMapper.cpp
+11 -4
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@@ -58,10 +58,17 @@ KOReaderPosition ProgressMapper::toKOReader(const std::shared_ptr<Epub>& epub, c
result.percentage = epub->calculateProgress(pos.spineIndex, intraSpineProgress);
// Generate XPath for the current position.
// Always use the indexer which SAX-parses the actual XHTML to find the correct
// element path — a naive "/body/DocFragment[N]/body/p[M]" would assume paragraphs
// are direct children of <body>, which breaks for wrapped chapters (e.g. div/section).
result.xpath = ChapterXPathIndexer::findXPathForProgress(epub, pos.spineIndex, intraSpineProgress);
// When we have a paragraph index from the section LUT, target that specific <p> element
// directly — this produces a structurally precise full-ancestry path even for chapters
// where paragraphs are nested inside divs/sections. Fall back to the progress-based
// scan (which works for any content) when no paragraph index is available.
if (pos.hasParagraphIndex && pos.paragraphIndex > 0) {
result.xpath =
ChapterXPathIndexer::findXPathForParagraph(epub, pos.spineIndex, pos.paragraphIndex, pos.xhtmlSeekHint);
}
if (result.xpath.empty()) {
result.xpath = ChapterXPathIndexer::findXPathForProgress(epub, pos.spineIndex, intraSpineProgress);
}
if (result.xpath.empty()) {
result.xpath = generateXPath(pos.spineIndex);
}