Okay. So with a little effort, I wrote a basic patch. See the attached. I went
with the "search for %s -> prompt for query" approach. Of course, the code is
bad - I'm not a great or even good coder, but it should serve as an outline that
you could give me feedback on.
- mgsk.
--- src/LYMainLoop.c 2011-06-13 01:18:54.000000000 +0100
+++ /home/mark/src/lynx2-8-8/src/LYMainLoop.c 2012-01-14 23:13:37.211915974 +0000
@@ -3400,6 +3400,45 @@
}
#endif
+static const char *hexy = "0123456789ABCDEF";
+#define HEX(n) hexy[n]
+static char *urlencode(char *str)
+{
+ // use 3x size of str, assuming every character of str needs to be encoded
+ // need 3 characters to encode each.
+ char *encoded = malloc(strlen(str) * 3 + 1),
+ *ptr = encoded;
+
+ assert(encoded);
+
+ while (*str)
+ {
+ if (*str == ' ')
+ {
+ *encoded = '+';
+ encoded++;
+ }
+ else if ((*str != '.' && *str != '-' && *str != '~' && *str != '_')
+ &&
+ (*str < 57 || (*str > 65 && *str < 97) || *str > 122))
+ {
+ *encoded++ = '%';
+ *encoded++ = HEX((*str >> 4));
+ *encoded++ = HEX((*str & 0xF));
+ }
+ else
+ {
+ *encoded++ = *str;
+ }
+
+ str++;
+ }
+
+ *encoded = '\0';
+
+ return ptr;
+}
+
static BOOLEAN handle_LYK_JUMP(int c,
char *user_input_buffer,
char **old_user_input GCC_UNUSED,
@@ -3446,11 +3485,32 @@
FREE(ret);
return TRUE;
}
-#endif /* PERMIT_GOTO_FROM_JUMP */
+#endif /* PERMIT_GOTO_FROM_JUMP */
ret = HTParse(ret, startfile, PARSE_ALL);
if (!LYTrimStartfile(ret)) {
LYRemoveBlanks(user_input_buffer);
}
+ if (strstr(ret, "%s")) {
+ int query_len = 0;
+ char input[100];
+ RecallType recall = NORECALL;
+
+ statusline("Query: ");
+ if (LYGetStr(input, VISIBLE, 100, recall) < 0) {
+ HTInfoMsg(CANCELLED);
+ }
+ else {
+ char *encoded = urlencode(input),
+ *sub_ret = NULL;
+
+ // -2, for %s replacement
+ ret = realloc(ret, strlen(ret) + strlen(encoded) - 2);
+ sub_ret = malloc(strlen(ret) + strlen(encoded) - 2);
+
+ strncpy(sub_ret, ret, strlen(ret));
+ sprintf(ret, sub_ret, encoded);
+ }
+ }
set_address(&newdoc, ret);
StrAllocCopy(lynxjumpfile, ret);
LYFreePostData(&newdoc);
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