Support up to 8 redirections when running OCR on a URL

Signed-off-by: Stefan Weil <sw@weilnetz.de>
karama300 · Dec 16, 2021 · f728df0 · f728df0
1 parent 1e1a8f6
commit f728df0
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/api/baseapi.cpp b/src/api/baseapi.cpp
@@ -1140,6 +1140,16 @@ bool TessBaseAPI::ProcessPagesInternal(const char *filename, const char *retry_c
       if (curlcode != CURLE_OK) {
         return error("curl_easy_setopt");
       }
+      // Follow HTTP, HTTPS, FTP and FTPS redirects.
+      curlcode = curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
+      if (curlcode != CURLE_OK) {
+        return error("curl_easy_setopt");
+      }
+      // Allow no more than 8 redirections to prevent endless loops.
+      curlcode = curl_easy_setopt(curl, CURLOPT_MAXREDIRS, 8);
+      if (curlcode != CURLE_OK) {
+        return error("curl_easy_setopt");
+      }
       curlcode = curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
       if (curlcode != CURLE_OK) {
         return error("curl_easy_setopt");