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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* Copyright © 2013 Bastien Nocera <hadess@hadess.net>
* Copyright © 2016 Igalia S.L.
*
* This file is part of Epiphany.
*
* Epiphany is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Epiphany is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Epiphany. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "ephy-uri-helpers.h"
#include <glib.h>
#include <string.h>
#include <webkit/webkit.h>
/* Use this function to format a URI for display. The URIs used
* internally by WebKit may contain percent-encoded characters or
* punycode, which we do not want the user to see.
*/
char *
ephy_uri_decode (const char *uri_string)
{
char *decoded_uri;
/* This function is not null-safe since it is mostly used in scenarios where
* passing or returning null would typically lead to a security issue. */
g_assert (uri_string);
decoded_uri = webkit_uri_for_display (uri_string);
return decoded_uri ? decoded_uri : g_strdup (uri_string);
}
char *
ephy_uri_normalize (const char *uri_string)
{
g_autoptr (GUri) uri = NULL;
if (!uri_string || !*uri_string)
return NULL;
uri = g_uri_parse (uri_string, G_URI_FLAGS_PARSE_RELAXED | G_URI_FLAGS_ENCODED, NULL);
if (!uri)
return g_strdup (uri_string);
return g_uri_to_string (uri);
}
char *
ephy_uri_to_security_origin (const char *uri_string)
{
WebKitSecurityOrigin *origin;
char *result;
/* Convert to URI containing only protocol, host, and port. */
origin = webkit_security_origin_new_for_uri (uri_string);
result = webkit_security_origin_to_string (origin);
webkit_security_origin_unref (origin);
/* May be NULL. */
return result;
}
#define XDIGIT(c) ((c) <= '9' ? (c) - '0' : ((c) & 0x4F) - 'A' + 10)
#define HEXCHAR(s) ((XDIGIT (s[1]) << 4) + XDIGIT (s[2]))
char *
ephy_uri_unescape (const char *uri_string)
{
unsigned char *s, *d;
char *decoded;
g_assert (uri_string);
decoded = g_strdup (uri_string);
s = d = (unsigned char *)decoded;
do {
if (*s == '%') {
if (s[1] == '\0' ||
s[2] == '\0' ||
!g_ascii_isxdigit (s[1]) ||
!g_ascii_isxdigit (s[2])) {
*d++ = *s;
continue;
}
*d++ = HEXCHAR (s);
s += 2;
} else
*d++ = *s;
} while (*s++);
return decoded;
}
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