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add OPDS search support & next/prev page navigation (upstream #1462)

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jpirnay
2026-04-12 22:49:33 +02:00
parent 52a754b5e4
commit cf3ab19c77
20 changed files with 186 additions and 211 deletions
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lib/I18n/translations/belarusian.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Адкрыйце гэты адрас у браўзеры"
STR_OR_HTTP_PREFIX: "або http://"
STR_SCAN_QR_HINT: "або адсканіруйце QR-код:"
STR_CALIBRE_WIRELESS: "Calibre па Wi-Fi"
STR_CALIBRE_WEB_URL: "Вэб-адрас Calibre"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Абаронена | + = Захавана"
STR_MAC_ADDRESS: "MAC-адрас:"
STR_CHECKING_WIFI: "Праверка Wi-Fi..."
lib/I18n/translations/catalan.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Obriu aquest URL al navegador"
STR_OR_HTTP_PREFIX: "o http://"
STR_SCAN_QR_HINT: "o escanegeu el codi QR amb el telèfon:"
STR_CALIBRE_WIRELESS: "Calibre sense fils"
STR_CALIBRE_WEB_URL: "URL web del Calibre"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Encriptat | + = Desat"
STR_MAC_ADDRESS: "Adreça MAC:"
STR_CHECKING_WIFI: "S'està comprovant el WiFi..."
lib/I18n/translations/czech.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Otevřete tuto URL ve svém prohlížeči"
STR_OR_HTTP_PREFIX: "nebo http://"
STR_SCAN_QR_HINT: "nebo naskenujte QR kód telefonem:"
STR_CALIBRE_WIRELESS: "Calibre Wireless"
STR_CALIBRE_WEB_URL: "URL webu Calibre"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Šifrováno | + = Uloženo"
STR_MAC_ADDRESS: "MAC adresa:"
STR_CHECKING_WIFI: "Kontrola WiFi..."
lib/I18n/translations/danish.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Åbn denne URL i din browser"
STR_OR_HTTP_PREFIX: "eller http://"
STR_SCAN_QR_HINT: "eller scan QR-kode med din telefon:"
STR_CALIBRE_WIRELESS: "Calibre Wireless"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Krypteret | + = Gemt"
STR_MAC_ADDRESS: "MAC-adresse:"
STR_CHECKING_WIFI: "Tjekker WiFi..."
lib/I18n/translations/dutch.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Open deze URL in je browser"
STR_OR_HTTP_PREFIX: "of http://"
STR_SCAN_QR_HINT: "of scan de QR-code met je telefoon:"
STR_CALIBRE_WIRELESS: "Calibre Wireless"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Beveiligd | + = Opgeslagen"
STR_MAC_ADDRESS: "MAC-adres:"
STR_CHECKING_WIFI: "Wifi controleren..."
lib/I18n/translations/english.yaml
+3
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@@ -232,6 +232,9 @@ STR_UNNAMED: "Unnamed"
STR_NO_SERVER_URL: "No server URL configured"
STR_FETCH_FEED_FAILED: "Failed to fetch feed"
STR_PARSE_FEED_FAILED: "Failed to parse feed"
STR_NEXT_PAGE: "Next Page »"
STR_PREV_PAGE: "« Previous Page"
STR_SEARCH: "Search"
STR_NETWORK_PREFIX: "Network: "
STR_IP_ADDRESS_PREFIX: "IP Address: "
STR_ERROR_GENERAL_FAILURE: "Error: General failure"
lib/I18n/translations/finnish.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Avaa tämä osoite selaimessasi"
STR_OR_HTTP_PREFIX: "tai http://"
STR_SCAN_QR_HINT: "tai skannaa QR-koodi puhelimellasi:"
STR_CALIBRE_WIRELESS: "Calibre langaton"
STR_CALIBRE_WEB_URL: "Calibre-verkko-osoite"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Salattu | + = Tallennettu"
STR_MAC_ADDRESS: "MAC-osoite:"
STR_CHECKING_WIFI: "Tarkistetaan WiFi..."
lib/I18n/translations/hungarian.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Nyisd meg ezt az URL-t a böngésződben"
STR_OR_HTTP_PREFIX: "vagy http://"
STR_SCAN_QR_HINT: "vagy olvasd be a QR-kódot a telefonoddal:"
STR_CALIBRE_WIRELESS: "Calibre Wireless"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Titkosított | + = Mentett"
STR_MAC_ADDRESS: "MAC-cím:"
STR_CHECKING_WIFI: "WiFi ellenőrzése..."
lib/I18n/translations/kazakh.yaml
+1 -1
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@@ -44,7 +44,7 @@ STR_OPEN_URL_HINT: "Браузерде осы URL мекенжайын ашың
STR_OR_HTTP_PREFIX: "немесе http://"
STR_SCAN_QR_HINT: "немесе телефонмен QR кодын сканерлеңіз:"
STR_CALIBRE_WIRELESS: "Calibre сымсыз"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Шифрланған | + = Сақталған"
STR_MAC_ADDRESS: "MAC мекенжайы:"
STR_CHECKING_WIFI: "WiFi тексерілуде..."
lib/I18n/translations/lithuanian.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Atidarykite šį adresą naršyklėje"
STR_OR_HTTP_PREFIX: "arba http://"
STR_SCAN_QR_HINT: "arba nuskaitykite QR kodą:"
STR_CALIBRE_WIRELESS: "Calibre belaidis"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Užšifruota | + = Išsaugota"
STR_MAC_ADDRESS: "MAC adresas:"
STR_CHECKING_WIFI: "Tikrinamas WiFi..."
lib/I18n/translations/polish.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Otwórz ten URL w przeglądarce"
STR_OR_HTTP_PREFIX: "albo http://"
STR_SCAN_QR_HINT: "albo zeskanuj kod QR telefonem:"
STR_CALIBRE_WIRELESS: "Bezprzewodowe połączenie z Calibre"
STR_CALIBRE_WEB_URL: "Calibre Web URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Zaszyfrowane | + = Zapisane"
STR_MAC_ADDRESS: "Adres MAC:"
STR_CHECKING_WIFI: "Sprawdzanie WiFi..."
lib/I18n/translations/romanian.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Deschideţi acest URL în browserul dvs."
STR_OR_HTTP_PREFIX: "sau http://"
STR_SCAN_QR_HINT: "sau scanaţi codul QR cu telefonul dvs.:"
STR_CALIBRE_WIRELESS: "Calibre Wireless"
STR_CALIBRE_WEB_URL: "Calibre URL"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Criptat | + = Salvat"
STR_MAC_ADDRESS: "Adresă MAC:"
STR_CHECKING_WIFI: "Verificare WiFi..."
lib/I18n/translations/spanish.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Abra esta dirección en su navegador"
STR_OR_HTTP_PREFIX: "o http://"
STR_SCAN_QR_HINT: "o escanee el código QR con su móvil:"
STR_CALIBRE_WIRELESS: "Calibre inalámbrico"
STR_CALIBRE_WEB_URL: "URL del sitio web de Calibre"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* (Cifrado) | + (Guardado)"
STR_MAC_ADDRESS: "MAC Address:"
STR_CHECKING_WIFI: "Verificando Wi-Fi..."
lib/I18n/translations/swedish.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Öppna denna adress i din browser"
STR_OR_HTTP_PREFIX: "eller http://"
STR_SCAN_QR_HINT: "eller skanna QR-kod med din telefon:"
STR_CALIBRE_WIRELESS: "Calibre Trådlöst"
STR_CALIBRE_WEB_URL: "Calibre webbadress"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Krypterad | + = Sparad"
STR_MAC_ADDRESS: "MAC-adress:"
STR_CHECKING_WIFI: "Kontrollerar trådlöst nätverk…"
lib/I18n/translations/turkish.yaml
+1 -1
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@@ -44,7 +44,7 @@ STR_OPEN_URL_HINT: "Tarayıcınızda bu adresi açın"
STR_OR_HTTP_PREFIX: "veya http://"
STR_SCAN_QR_HINT: "veya telefonunuzla QR kodu tarayın:"
STR_CALIBRE_WIRELESS: "Calibre Kablosuz"
STR_CALIBRE_WEB_URL: "Calibre Web Adresi"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Şifreli | + = Kayıtlı"
STR_MAC_ADDRESS: "MAC adresi:"
STR_CHECKING_WIFI: "WiFi kontrol ediliyor..."
lib/I18n/translations/ukrainian.yaml
+1 -1
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@@ -45,7 +45,7 @@ STR_OPEN_URL_HINT: "Відкрийте цю URL-адресу у вашому б
STR_OR_HTTP_PREFIX: "або http://"
STR_SCAN_QR_HINT: "або відскануйте QR-код телефоном:"
STR_CALIBRE_WIRELESS: "Calibre бездротовий"
STR_CALIBRE_WEB_URL: "URL Calibre Web"
STR_CALIBRE_WEB_URL: "OPDS URL"
STR_NETWORK_LEGEND: "* = Зашифровано | + = Збережено"
STR_MAC_ADDRESS: "MAC адреса:"
STR_CHECKING_WIFI: "Перевірка WiFi..."
lib/OpdsParser/OpdsParser.cpp
+53 -102
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@@ -25,15 +25,12 @@ OpdsParser::~OpdsParser() {
size_t OpdsParser::write(uint8_t c) { return write(&c, 1); }
size_t OpdsParser::write(const uint8_t* xmlData, const size_t length) {
if (errorOccured) {
return length;
}
if (errorOccured) return length;
XML_SetUserData(parser, this);
XML_SetElementHandler(parser, startElement, endElement);
XML_SetCharacterDataHandler(parser, characterData);
// Parse in chunks to avoid large buffer allocations
const char* currentPos = reinterpret_cast<const char*>(xmlData);
size_t remaining = length;
constexpr size_t chunkSize = 1024;
@@ -42,9 +39,7 @@ size_t OpdsParser::write(const uint8_t* xmlData, const size_t length) {
void* const buf = XML_GetBuffer(parser, chunkSize);
if (!buf) {
errorOccured = true;
LOG_DBG("OPDS", "Couldn't allocate memory for buffer");
XML_ParserFree(parser);
parser = nullptr;
return length;
}
@@ -53,13 +48,9 @@ size_t OpdsParser::write(const uint8_t* xmlData, const size_t length) {
if (XML_ParseBuffer(parser, static_cast<int>(toRead), 0) == XML_STATUS_ERROR) {
errorOccured = true;
LOG_DBG("OPDS", "Parse error at line %lu: %s", XML_GetCurrentLineNumber(parser),
XML_ErrorString(XML_GetErrorCode(parser)));
XML_ParserFree(parser);
parser = nullptr;
return length;
}
currentPos += toRead;
remaining -= toRead;
}
@@ -78,30 +69,25 @@ bool OpdsParser::error() const { return errorOccured; }
void OpdsParser::clear() {
entries.clear();
searchTemplate.clear();
nextPageUrl.clear();
prevPageUrl.clear();
currentEntry = OpdsEntry{};
currentText.clear();
inEntry = false;
inTitle = false;
inAuthor = false;
inAuthorName = false;
inId = false;
inEntry = inTitle = inAuthor = inAuthorName = inId = false;
}
std::vector<OpdsEntry> OpdsParser::getBooks() const {
std::vector<OpdsEntry> books;
for (const auto& entry : entries) {
if (entry.type == OpdsEntryType::BOOK) {
books.push_back(entry);
}
if (entry.type == OpdsEntryType::BOOK) books.push_back(entry);
}
return books;
}
const char* OpdsParser::findAttribute(const XML_Char** atts, const char* name) {
for (int i = 0; atts[i]; i += 2) {
if (strcmp(atts[i], name) == 0) {
return atts[i + 1];
}
if (strcmp(atts[i], name) == 0) return atts[i + 1];
}
return nullptr;
}
@@ -109,7 +95,38 @@ const char* OpdsParser::findAttribute(const XML_Char** atts, const char* name) {
void XMLCALL OpdsParser::startElement(void* userData, const XML_Char* name, const XML_Char** atts) {
auto* self = static_cast<OpdsParser*>(userData);
// Check for entry element (with or without namespace prefix)
if (strcmp(name, "link") == 0 || strstr(name, ":link") != nullptr) {
const char* href = findAttribute(atts, "href");
if (href) {
const char* rel = findAttribute(atts, "rel");
const char* type = findAttribute(atts, "type");
if (rel && strcmp(rel, "search") == 0) {
std::string sHref(href);
if (sHref.find("{searchTerms}") != std::string::npos) {
self->searchTemplate = sHref;
}
} else if (rel && strcmp(rel, "next") == 0 && !self->inEntry) {
self->nextPageUrl = href;
} else if (rel && strcmp(rel, "previous") == 0 && !self->inEntry) {
self->prevPageUrl = href;
}
if (self->inEntry) {
if (rel && type && strstr(rel, "opds-spec.org/acquisition") != nullptr &&
strcmp(type, "application/epub+zip") == 0) {
self->currentEntry.type = OpdsEntryType::BOOK;
self->currentEntry.href = href;
} else if (type && strstr(type, "application/atom+xml") != nullptr) {
if (self->currentEntry.type != OpdsEntryType::BOOK) {
self->currentEntry.type = OpdsEntryType::NAVIGATION;
self->currentEntry.href = href;
}
}
}
}
}
if (strcmp(name, "entry") == 0 || strstr(name, ":entry") != nullptr) {
self->inEntry = true;
self->currentEntry = OpdsEntry{};
@@ -118,112 +135,46 @@ void XMLCALL OpdsParser::startElement(void* userData, const XML_Char* name, cons
if (!self->inEntry) return;
// Check for title element
if (strcmp(name, "title") == 0 || strstr(name, ":title") != nullptr) {
self->inTitle = true;
self->currentText.clear();
return;
}
// Check for author element
if (strcmp(name, "author") == 0 || strstr(name, ":author") != nullptr) {
} else if (strcmp(name, "author") == 0 || strstr(name, ":author") != nullptr) {
self->inAuthor = true;
return;
}
// Check for author name element
if (self->inAuthor && (strcmp(name, "name") == 0 || strstr(name, ":name") != nullptr)) {
} else if (self->inAuthor && (strcmp(name, "name") == 0 || strstr(name, ":name") != nullptr)) {
self->inAuthorName = true;
self->currentText.clear();
return;
}
// Check for id element
if (strcmp(name, "id") == 0 || strstr(name, ":id") != nullptr) {
} else if (strcmp(name, "id") == 0 || strstr(name, ":id") != nullptr) {
self->inId = true;
self->currentText.clear();
return;
}
// Check for link element
if (strcmp(name, "link") == 0 || strstr(name, ":link") != nullptr) {
const char* rel = findAttribute(atts, "rel");
const char* type = findAttribute(atts, "type");
const char* href = findAttribute(atts, "href");
if (href) {
// Check for acquisition link with epub type (this is a downloadable book)
if (rel && type && strstr(rel, "opds-spec.org/acquisition") != nullptr &&
strcmp(type, "application/epub+zip") == 0) {
self->currentEntry.type = OpdsEntryType::BOOK;
self->currentEntry.href = href;
}
// Check for navigation link (subsection or no rel specified with atom+xml type)
else if (type && strstr(type, "application/atom+xml") != nullptr) {
// Only set navigation link if we don't already have an epub link
if (self->currentEntry.type != OpdsEntryType::BOOK) {
self->currentEntry.type = OpdsEntryType::NAVIGATION;
self->currentEntry.href = href;
}
}
}
}
}
void XMLCALL OpdsParser::endElement(void* userData, const XML_Char* name) {
auto* self = static_cast<OpdsParser*>(userData);
// Check for entry end
if (strcmp(name, "entry") == 0 || strstr(name, ":entry") != nullptr) {
// Only add entry if it has required fields (title and href)
if (!self->currentEntry.title.empty() && !self->currentEntry.href.empty()) {
self->entries.push_back(self->currentEntry);
}
self->inEntry = false;
self->currentEntry = OpdsEntry{};
return;
}
if (!self->inEntry) return;
// Check for title end
if (strcmp(name, "title") == 0 || strstr(name, ":title") != nullptr) {
if (self->inTitle) {
self->currentEntry.title = self->currentText;
}
self->inTitle = false;
return;
}
// Check for author end
if (strcmp(name, "author") == 0 || strstr(name, ":author") != nullptr) {
self->inAuthor = false;
return;
}
// Check for author name end
if (self->inAuthor && (strcmp(name, "name") == 0 || strstr(name, ":name") != nullptr)) {
if (self->inAuthorName) {
} else if (self->inEntry) {
if (strcmp(name, "title") == 0 || strstr(name, ":title") != nullptr) {
if (self->inTitle) self->currentEntry.title = self->currentText;
self->inTitle = false;
} else if (strcmp(name, "author") == 0 || strstr(name, ":author") != nullptr) {
self->inAuthor = false;
} else if (self->inAuthorName && (strcmp(name, "name") == 0 || strstr(name, ":name") != nullptr)) {
self->currentEntry.author = self->currentText;
self->inAuthorName = false;
} else if (strcmp(name, "id") == 0 || strstr(name, ":id") != nullptr) {
if (self->inId) self->currentEntry.id = self->currentText;
self->inId = false;
}
self->inAuthorName = false;
return;
}
// Check for id end
if (strcmp(name, "id") == 0 || strstr(name, ":id") != nullptr) {
if (self->inId) {
self->currentEntry.id = self->currentText;
}
self->inId = false;
return;
}
}
void XMLCALL OpdsParser::characterData(void* userData, const XML_Char* s, const int len) {
auto* self = static_cast<OpdsParser*>(userData);
// Only accumulate text when in a text element
if (self->inTitle || self->inAuthorName || self->inId) {
self->currentText.append(s, len);
}
lib/OpdsParser/OpdsParser.h
+6
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@@ -49,6 +49,9 @@ class OpdsParser final : public Print {
~OpdsParser();
// Disable copy
const std::string& getSearchTemplate() const { return searchTemplate; }
const std::string& getNextPageUrl() const { return nextPageUrl; }
const std::string& getPrevPageUrl() const { return prevPageUrl; }
OpdsParser(const OpdsParser&) = delete;
OpdsParser& operator=(const OpdsParser&) = delete;
@@ -85,6 +88,9 @@ class OpdsParser final : public Print {
static void XMLCALL endElement(void* userData, const XML_Char* name);
static void XMLCALL characterData(void* userData, const XML_Char* s, int len);
std::string searchTemplate;
std::string nextPageUrl;
std::string prevPageUrl;
// Helper to find attribute value
static const char* findAttribute(const XML_Char** atts, const char* name);