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Parse cover image path from content.opf file (#24)
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Dave Allie 2025-12-16 03:15:54 +11:00 committed by GitHub
parent 449b3ca161
commit c262f222de
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3 changed files with 21 additions and 3 deletions
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3
lib/Epub/Epub.cpp
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@ -69,6 +69,9 @@ bool Epub::parseContentOpf(const std::string& contentOpfFilePath) {
// Grab data from opfParser into epub
title = opfParser.title;
if (!opfParser.coverItemId.empty() && opfParser.items.count(opfParser.coverItemId) > 0) {
coverImageItem = opfParser.items.at(opfParser.coverItemId);
}
if (opfParser.items.count("ncx")) {
tocNcxItem = opfParser.items.at("ncx");

20
lib/Epub/Epub/parsers/ContentOpfParser.cpp
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@ -90,9 +90,23 @@ void XMLCALL ContentOpfParser::startElement(void* userData, const XML_Char* name
return;
}
// TODO: Support book cover
// if (self->state == IN_METADATA && (strcmp(name, "meta") == 0 || strcmp(name, "opf:meta") == 0)) {
// }
if (self->state == IN_METADATA && (strcmp(name, "meta") == 0 || strcmp(name, "opf:meta") == 0)) {
bool isCover = false;
std::string coverItemId;
for (int i = 0; atts[i]; i += 2) {
if (strcmp(atts[i], "name") == 0 && strcmp(atts[i + 1], "cover") == 0) {
isCover = true;
} else if (strcmp(atts[i], "content") == 0) {
coverItemId = atts[i + 1];
}
}
if (isCover) {
self->coverItemId = coverItemId;
}
return;
}
if (self->state == IN_MANIFEST && (strcmp(name, "item") == 0 || strcmp(name, "opf:item") == 0)) {
std::string itemId;

1
lib/Epub/Epub/parsers/ContentOpfParser.h
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@ -28,6 +28,7 @@ class ContentOpfParser final : public Print {
public:
std::string title;
std::string tocNcxPath;
std::string coverItemId;
std::map<std::string, std::string> items;
std::vector<std::string> spineRefs;