Fixes

lib/OpdsParser/OpdsParser.cpp

@@ -4,6 +4,7 @@
 #include <Logging.h>
 
 #include <cstring>
+#include <utility>
 
 namespace {
 // Returns the length of href after trimming trailing slashes.
@@ -198,7 +199,7 @@ void XMLCALL OpdsParser::startElement(void* userData, const XML_Char* name, cons
             self->currentEntry.acquisitionLinks.push_back(acquisition);
           }
         } else if (rel && type && strstr(rel, "opds-spec.org/image") != nullptr &&
-                   strstr(rel, "thumbnail") == nullptr && strstr(type, "image/jpeg") != nullptr &&
+                   strstr(rel, "thumbnail") == nullptr && strncmp(type, "image/", 6) == 0 &&
                    self->currentEntry.imageHref.empty()) {
           self->currentEntry.imageHref = href;
         } else if (type && strstr(type, "application/atom+xml") != nullptr) {
@@ -238,7 +239,10 @@ void XMLCALL OpdsParser::endElement(void* userData, const XML_Char* name) {
 
   if (strcmp(name, "entry") == 0 || strstr(name, ":entry") != nullptr) {
     if (!self->currentEntry.title.empty() && !self->currentEntry.href.empty()) {
-      if (self->onEntryParsed) self->onEntryParsed(self->currentEntry);
+      if (self->onEntryParsed) {
+        self->onEntryParsed(std::move(self->currentEntry));
+        self->currentEntry = OpdsEntry{};
+      }
     }
     self->inEntry = false;
   } else if (self->inEntry) {

lib/OpdsParser/OpdsParser.h

@@ -43,14 +43,17 @@ using OpdsBook = OpdsEntry;
  *
  * Usage:
  *   OpdsParser parser;
- *   if (parser.parse(xmlData, xmlLength)) {
- *     for (const auto& entry : parser.getEntries()) {
- *       if (entry.type == OpdsEntryType::BOOK) {
- *         // Downloadable book
- *       } else {
- *         // Navigation link to another catalog
- *       }
+ *   parser.onEntryParsed = [](OpdsEntry entry) {
+ *     if (entry.type == OpdsEntryType::BOOK) {
+ *       // Process downloadable book
+ *     } else {
+ *       // Process navigation link
  *     }
+ *   };
+ *
+ *   // Entries are emitted immediately as they are parsed from the stream.
+ *   if (parser.parse(xmlData, xmlLength)) {
+ *     // Parsing completed successfully
  *   }
  */
 class OpdsParser final : public Print {