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feat: epub bookmarks (#1337)

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Co-authored-by: vedi0boy <nate@origin8publishing.com>
Co-authored-by: Uri Tauber <uritaube@gmail.com>
This commit is contained in:
Nathanael Maher
2026-05-27 15:52:01 -04:00
committed by GitHub
co-authored by vedi0boy Uri Tauber
parent bbb3e06eb1
commit 36a3a0cc3a
26 changed files with 700 additions and 128 deletions
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src/activities/reader/KOReaderSyncActivity.cpp
+2 -56
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@@ -174,64 +174,10 @@ void KOReaderSyncActivity::performSync() {
return;
}
KOReaderPosition koPos = {remoteProgress.progress, remoteProgress.percentage};
remotePosition = ProgressMapper::toCrossPoint(epub, koPos, currentSpineIndex, totalPagesInSpine);
SavedProgressPosition koPos = {remoteProgress.progress, remoteProgress.percentage};
remotePosition = ProgressMapper::toCrossPoint(epub, koPos, renderer, currentSpineIndex, totalPagesInSpine);
// Refine page using section cache LUTs: li index, anchor, or paragraph index.
if (remotePosition.hasLiIndex || remotePosition.xpathAnchorId[0] != '\0' || remotePosition.hasParagraphIndex) {
Section tempSection(epub, remotePosition.spineIndex, renderer);
bool refined = false;
if (remotePosition.hasLiIndex) {
const auto liPage = tempSection.getPageForListItemIndex(remotePosition.liIndex);
if (liPage.has_value()) {
LOG_DBG("KOSync", "Li index %u -> page %d (was %d)", remotePosition.liIndex, *liPage,
remotePosition.pageNumber);
remotePosition.pageNumber = *liPage;
refined = true;
} else {
LOG_DBG("KOSync", "Li index %u not found in section LUT", remotePosition.liIndex);
}
}
if (!refined && remotePosition.xpathAnchorId[0] != '\0') {
const auto anchorPage = tempSection.getPageForAnchor(std::string(remotePosition.xpathAnchorId));
if (anchorPage.has_value()) {
LOG_DBG("KOSync", "Anchor '%s' -> page %d (was %d)", remotePosition.xpathAnchorId, *anchorPage,
remotePosition.pageNumber);
remotePosition.pageNumber = *anchorPage;
refined = true;
} else {
LOG_DBG("KOSync", "Anchor '%s' not found in section cache", remotePosition.xpathAnchorId);
}
}
if (!refined && remotePosition.hasParagraphIndex) {
const auto paragraphPage = tempSection.getPageForParagraphIndex(remotePosition.paragraphIndex);
const auto nextParagraphPage = tempSection.getPageForParagraphIndex(remotePosition.paragraphIndex + 1);
if (paragraphPage.has_value()) {
int refinedPage = std::max(remotePosition.pageNumber, static_cast<int>(*paragraphPage));
if (nextParagraphPage.has_value()) {
const int lutSpan = static_cast<int>(*nextParagraphPage) - static_cast<int>(*paragraphPage);
// Only cap when the LUT span is >1. A span of 1 means the LUT granularity is too
// coarse to trust over the intra-spine position (e.g. a stale cache where the paragraph
// occupies different pages than at build time).
if (lutSpan > 1 && refinedPage >= static_cast<int>(*nextParagraphPage)) {
refinedPage = static_cast<int>(*nextParagraphPage) - 1;
}
}
char nextParaBuf[8];
if (nextParagraphPage.has_value())
snprintf(nextParaBuf, sizeof(nextParaBuf), "%d", *nextParagraphPage);
else
snprintf(nextParaBuf, sizeof(nextParaBuf), "none");
LOG_DBG("KOSync", "Paragraph %u -> LUT page %d, nextPara page %s, intra page %d, using %d",
remotePosition.paragraphIndex, *paragraphPage, nextParaBuf, remotePosition.pageNumber, refinedPage);
remotePosition.pageNumber = refinedPage;
} else {
LOG_DBG("KOSync", "Paragraph %u not found in section LUT", remotePosition.paragraphIndex);
}
}
}
// localProgress was pre-computed in EpubReaderActivity before the Epub was released.
{
RenderLock lock(*this);
state = SHOWING_RESULT;