From 0e4276a1ac3b6683619179a180fd76ecd20dc54b Mon Sep 17 00:00:00 2001
From: Nick White <git@njw.name>
Date: Wed, 20 May 2020 14:28:04 +0100
Subject: Fix getabook

There were two things that needed to be changed to get getabook to work again:
- HTTPS usage
- Disabling HTTP compression
---
 getabook.c | 8 +++++---
 util.c     | 6 +++---
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/getabook.c b/getabook.c
index 6f7d2fd..f8d8215 100644
--- a/getabook.c
+++ b/getabook.c
@@ -15,7 +15,7 @@
               "  -n download pages from numbers in stdin\n" \
               "  otherwise, all available pages will be downloaded\n"
 
-#define USESSL 0
+#define USESSL 1
 #define URLMAX 2048
 #define STRMAX 1024
 #define MAXPAGES 9999
@@ -75,8 +75,10 @@ int getpagelist()
 
 	snprintf(url, URLMAX, "/gp/search-inside/service-data?method=getBookData&asin=%s", bookid);
 
-	if(!get("www.amazon.com", USESSL, url, NULL, NULL, &buf, 1))
+	if(!get("www.amazon.com", USESSL, url, NULL, NULL, &buf, 1)) {
+		fprintf(stderr, "failed to get url %s\n", url);
 		return 1;
+	}
 
 	/* amazon have a canonical asin, which is needed to get all available pages */
 	if((s = strstr(buf, "\"ASIN\":\"")) != NULL) {
@@ -154,7 +156,7 @@ int getpage(Page *page)
 		return 1;
 	}
 
-	if(!sscanf(page->url, "http://%[^/]/", host)) {
+	if(!sscanf(page->url, "https://%[^/]/", host)) {
 		fprintf(stderr, "can't parse host of %s\n", page->url);
 		return 1;
 	}
diff --git a/util.c b/util.c
index b7b7693..91cb060 100644
--- a/util.c
+++ b/util.c
@@ -146,8 +146,7 @@ int request(char *host, int ssl, char *request, char *savecookie, char **body, i
 		cur = pos + 2;
 
 		if(sscanf(headline, "HTTP/%d.%d %d", &i, &i, &p) == 3 && p != 200) {
-			if(p == 403)
-				fprintf(stderr, "403 forbidden: your IP address may be temporarily blocked\n");
+			fprintf(stderr, "HTTP code %d; your IP address may be temporarily blocked\n", p);
 			free(buf);
 			free(*body);
 			return 0;
@@ -178,7 +177,8 @@ int get(char *host, int ssl, char *path, char *sendcookie, char *savecookie, cha
 	if(sendcookie && sendcookie[0])
 		snprintf(c, COOKIEMAX, "\r\nCookie: %s", sendcookie);
 	snprintf(h, BUFSIZ, "GET %s HTTP/1.0\r\nUser-Agent: getxbook-"VERSION \
-	                    " (not mozilla)\r\nHost: %s%s\r\n\r\n", path, host, c);
+	                    " (not mozilla)\r\nAccept-Encoding: gzip;q=0,deflate;q=0\r\n" \
+	                    "Host: %s%s\r\n\r\n", path, host, c);
 
 	return request(host, ssl, h, savecookie, body, istext);
 }
-- 
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