Make more major improvements to redbean

- POSIX regular expressions for Lua
- Improved protocol parsing and encoding
- Additional APIs for ZIP storage retrieval
- Fix st_mode issue on NT for regular files
- Generalized APIs for URL and Host handling
- Worked out the kinks in resource resolution
- Allow for custom error pages like /404.html

net/http/escapeurl.c

@@ -18,6 +18,7 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/x/x.h"
 #include "net/http/escape.h"
+#include "net/http/url.h"
 
 /**
  * Escapes URL component using generic table.
@@ -26,29 +27,22 @@
  * Always using UTF-8 is a good idea.
  *
  * @param size if -1 implies strlen
- * @see EscapeUrlParam
- * @see EscapeUrlFragment
- * @see EscapeUrlPathSegment
+ * @see kEscapeAuthority
+ * @see kEscapeIpLiteral
+ * @see kEscapePath
+ * @see kEscapePathSegment
+ * @see kEscapeParam
+ * @see kEscapeFragment
  */
 struct EscapeResult EscapeUrl(const char *data, size_t size,
                               const char xlat[hasatleast 256]) {
-  int c;
-  char *p;
-  size_t i;
+  struct UrlView v;
   struct EscapeResult r;
   if (size == -1) size = data ? strlen(data) : 0;
-  p = r.data = xmalloc(size * 6 + 1);
-  for (i = 0; i < size; ++i) {
-    if (!xlat[(c = data[i] & 0xff)]) {
-      *p++ = c;
-    } else {
-      p[0] = '%';
-      p[1] = "0123456789ABCDEF"[(c & 0xF0) >> 4];
-      p[2] = "0123456789ABCDEF"[(c & 0x0F) >> 0];
-      p += 3;
-    }
-  }
-  r.size = p - r.data;
+  v.p = data;
+  v.n = size;
+  r.data = xmalloc(size * 6 + 1);
+  r.size = EscapeUrlView(r.data, &v, xlat) - r.data;
   r.data = xrealloc(r.data, r.size + 1);
   r.data[r.size] = '\0';
   return r;