diff options
Diffstat (limited to 'lib/ephy-profile-migrator.c')
| -rw-r--r-- | lib/ephy-profile-migrator.c | 470 |
1 files changed, 470 insertions, 0 deletions
diff --git a/lib/ephy-profile-migrator.c b/lib/ephy-profile-migrator.c new file mode 100644 index 000000000..b64a73383 --- /dev/null +++ b/lib/ephy-profile-migrator.c @@ -0,0 +1,470 @@ +/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */ +/* vim: set sw=2 ts=2 sts=2 et: */ +/* + * Copyright © 2009 Xan López + * + * This program 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 2, or (at your option) + * any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +/* Portions of this file based on Chromium code. + * License block as follows: + * + * Copyright (c) 2009 The Chromium Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + * + * The LICENSE file from Chromium can be found in the LICENSE.chromium + * file. + */ + +#include "config.h" + +#include "ephy-debug.h" +#include "ephy-file-helpers.h" +#include "ephy-profile-utils.h" +#ifdef ENABLE_NSS +#include "ephy-nss-glue.h" +#endif + +#include <glib/gi18n.h> +#include <gnome-keyring.h> +#include <libsoup/soup-gnome.h> + +/* + * What to do to add new migration steps: + * - Bump EPHY_PROFILE_MIGRATION_VERSION in lib/ephy-profile-utils.h + * - Add your function at the end of the 'migrators' array + */ + +typedef void (*EphyProfileMigrator) (void); + +static void +migrate_cookies () +{ + const char *cookies_file_sqlite = "cookies.sqlite"; + const char *cookies_file_txt = "cookies.txt"; + char *src_sqlite = NULL, *src_txt = NULL, *dest = NULL; + + dest = g_build_filename (ephy_dot_dir (), cookies_file_sqlite, NULL); + /* If we already have a cookies.sqlite file, do nothing */ + if (g_file_test (dest, G_FILE_TEST_EXISTS)) + goto out; + + src_sqlite = g_build_filename (ephy_dot_dir (), "mozilla", + "epiphany", cookies_file_sqlite, NULL); + src_txt = g_build_filename (ephy_dot_dir (), "mozilla", + "epiphany", cookies_file_txt, NULL); + + /* First check if we have a cookies.sqlite file in Mozilla */ + if (g_file_test (src_sqlite, G_FILE_TEST_EXISTS)) { + GFile *gsrc, *gdest; + + /* Copy the file */ + gsrc = g_file_new_for_path (src_sqlite); + gdest = g_file_new_for_path (dest); + + if (!g_file_copy (gsrc, gdest, 0, NULL, NULL, NULL, NULL)) + g_warning (_("Failed to copy cookies file from Mozilla.")); + + g_object_unref (gsrc); + g_object_unref (gdest); + } else if (g_file_test (src_txt, G_FILE_TEST_EXISTS)) { + /* Create a SoupCookieJarSQLite with the contents of the txt file */ + GSList *cookies, *p; + SoupCookieJar *txt, *sqlite; + + txt = soup_cookie_jar_text_new (src_txt, TRUE); + sqlite = soup_cookie_jar_sqlite_new (dest, FALSE); + cookies = soup_cookie_jar_all_cookies (txt); + + for (p = cookies; p; p = p->next) { + SoupCookie *cookie = (SoupCookie*)p->data; + /* Cookie is stolen, so we won't free it */ + soup_cookie_jar_add_cookie (sqlite, cookie); + } + + g_slist_free (cookies); + g_object_unref (txt); + g_object_unref (sqlite); + } + + out: + g_free (src_sqlite); + g_free (src_txt); + g_free (dest); +} + +#ifdef ENABLE_NSS +static gchar* +_g_utf8_substr(const gchar* string, gint start, gint end) +{ + gchar *start_ptr, *output; + gsize len_in_bytes; + glong str_len = g_utf8_strlen (string, -1); + + if (start > str_len || end > str_len) + return NULL; + + start_ptr = g_utf8_offset_to_pointer (string, start); + len_in_bytes = g_utf8_offset_to_pointer (string, end) - start_ptr + 1; + output = g_malloc0 (len_in_bytes + 1); + + return g_utf8_strncpy (output, start_ptr, end - start + 1); +} + +static char* +decrypt (const char *data) +{ + unsigned char *plain; + gsize out_len; + + /* The old style password is encoded in base64. They are identified + * by a leading '~'. Otherwise, we should decrypt the text. + */ + plain = g_base64_decode (data, &out_len); + if (data[0] != '~') { + char *decrypted; + + decrypted = ephy_nss_glue_decrypt (plain, out_len); + g_free (plain); + plain = (unsigned char*)decrypted; + } + + return (char*)plain; +} + +static void +parse_and_decrypt_signons (const char *signons, + gboolean handle_forms) +{ + int version; + gchar **lines; + int i; + guint length; + + lines = g_strsplit (signons, "\r\n", -1); + if (!g_ascii_strncasecmp (lines[0], "#2c", 3)) + version = 1; + else if (!g_ascii_strncasecmp (lines[0], "#2d", 3)) + version = 2; + else if (!g_ascii_strncasecmp (lines[0], "#2e", 3)) + version = 3; + else + goto out; + + /* Skip the never-saved list */ + for (i = 1; lines[i] && !g_str_equal (lines[i], "."); i++) { + ; + } + + i++; + + /* + * Read saved passwords. The information is stored in blocks + * separated by lines that only contain a dot. We find a block by + * the separator and parse them one by one. + */ + length = g_strv_length (lines); + + while (i < length) { + size_t begin = i; + size_t end = i + 1; + const char *realmBracketBegin = " ("; + const char *realmBracketEnd = ")"; + SoupURI *uri = NULL; + char *realm = NULL; + + while (lines[end] && !g_str_equal (lines[end], ".")) + end++; + + i = end + 1; + + /* A block has at least five lines */ + if (end - begin < 5) + continue; + + /* The first line is the site URL. + * For HTTP authentication logins, the URL may contain http realm, + * which will be in bracket: + * sitename:8080 (realm) + */ + if (g_strstr_len (lines[begin], -1, realmBracketBegin)) { + char *start_ptr, *end_ptr; + char *full_url, *url; + glong start, end; + + /* In this case the scheme may not exist. We assume that the + * scheme is HTTP. + */ + if (!g_strstr_len (lines[begin], -1, "://")) + full_url = g_strconcat ("http://", lines[begin], NULL); + else + full_url = g_strdup (lines[begin]); + + start_ptr = g_strstr_len (full_url, -1, realmBracketBegin); + start = g_utf8_pointer_to_offset (full_url, start_ptr); + url = _g_utf8_substr (full_url, 0, start); + url = g_strstrip (url); + uri = soup_uri_new (url); + g_free (url); + + start += strlen (realmBracketBegin); + end_ptr = g_strstr_len (full_url, -1, realmBracketEnd) -1; + end = g_utf8_pointer_to_offset (full_url, end_ptr); + realm = _g_utf8_substr (full_url, start, end); + + g_free (full_url); + } else { + /* Don't have HTTP realm. It is the URL that the following + * password belongs to. + */ + uri = soup_uri_new (lines[begin]); + } + + if (!SOUP_URI_VALID_FOR_HTTP (uri)) { + soup_uri_free (uri); + g_free (realm); + continue; + } + + ++begin; + + /* There may be multiple username/password pairs for this site. + * In this case, they are saved in one block without a separated + * line (contains a dot). + */ + while (begin + 4 < end) { + char *username = NULL; + char *password = NULL; + char *form_username = NULL; + char *form_password = NULL; + guint32 item_id; + + /* The username */ + if (handle_forms) { + form_username = g_strdup (lines[begin++]); + } else { + begin++; /* Skip username element */ + } + username = decrypt (lines[begin++]); + + /* The password */ + /* The element name has a leading '*' */ + if (lines[begin][0] == '*') { + if (handle_forms) { + form_password = g_strdup (lines[begin++]); + } else { + begin++; /* Skip password element */ + } + password = decrypt (lines[begin++]); + } else { + /* Maybe the file is broken, skip to the next block */ + g_free (username); + break; + } + + /* The action attribute for from the form element. This line + * exists in version 2 or above + */ + if (version >= 2) { + if (begin < end) + /* Skip it */ ; + begin++; + + /* Version 3 has an extra line for further use */ + if (version == 3) + begin++; + } + + if (handle_forms && !realm && + username && password && + !g_str_equal (username, "") && + !g_str_equal (form_username, "") && + !g_str_equal (form_password, "*")) { + char *u = soup_uri_to_string (uri, FALSE); + /* We skip the '*' at the beginning of form_password. */ + _ephy_profile_utils_store_form_auth_data (u, + form_username, + form_password+1, + username, + password); + g_free (u); + } else if (!handle_forms && realm && + username && password && + !g_str_equal (username, "") && + form_username == NULL && form_password == NULL) { + gnome_keyring_set_network_password_sync (NULL, + username, + realm, + uri->host, + NULL, + uri->scheme, + NULL, + uri->port, + password, + &item_id); + } + + g_free (username); + g_free (password); + g_free (form_username); + g_free (form_password); + } + + soup_uri_free (uri); + g_free (realm); + } + + out: + g_strfreev (lines); +} +#endif + +static void +migrate_passwords () +{ +#ifdef ENABLE_NSS + char *dest, *contents, *gecko_passwords_backup; + gsize length; + GError *error = NULL; + + dest = g_build_filename (ephy_dot_dir (), + "mozilla", "epiphany", "signons3.txt", + NULL); + if (!g_file_test (dest, G_FILE_TEST_EXISTS)) { + g_free (dest); + dest = g_build_filename (ephy_dot_dir (), + "mozilla", "epiphany", "signons2.txt", + NULL); + if (!g_file_test (dest, G_FILE_TEST_EXISTS)) { + g_free (dest); + return; + } + } + + if (!ephy_nss_glue_init ()) + return; + + if (!g_file_get_contents (dest, &contents, &length, &error)) { + g_free (dest); + } + + parse_and_decrypt_signons (contents, FALSE); + + /* Save the contents in a backup directory for future data + extraction when we support more features */ + gecko_passwords_backup = g_build_filename (ephy_dot_dir (), + "gecko-passwords.txt", NULL); + + if (!g_file_set_contents (gecko_passwords_backup, contents, + -1, &error)) { + g_error_free (error); + } + + g_free (gecko_passwords_backup); + g_free (contents); + + ephy_nss_glue_close (); +#endif +} + +static void +migrate_passwords2 () +{ +#ifdef ENABLE_NSS + char *dest, *contents; + gsize length; + GError *error = NULL; + + dest = g_build_filename (ephy_dot_dir (), + "gecko-passwords.txt", + NULL); + if (!g_file_test (dest, G_FILE_TEST_EXISTS)) { + g_free (dest); + return; + } + + if (!ephy_nss_glue_init ()) + return; + + if (!g_file_get_contents (dest, &contents, &length, &error)) { + g_free (dest); + } + + parse_and_decrypt_signons (contents, TRUE); + g_free (contents); + + ephy_nss_glue_close (); +#endif +} + +const EphyProfileMigrator migrators[] = { + migrate_cookies, + migrate_passwords, + /* Yes, again! Version 2 had some bugs, so we need to run + migrate_passwords again to possibly migrate more passwords*/ + migrate_passwords, + /* Very similar to migrate_passwords, but this migrates + * login/passwords for page forms, which we previously ignored */ + migrate_passwords2 +}; + +static void +ephy_migrator () +{ + int latest, i; + + latest = ephy_profile_utils_get_migration_version (); + + LOG ("Running migrators up to version %d, current migration version is %d.", + EPHY_PROFILE_MIGRATION_VERSION, latest); + + for (i = latest; i < EPHY_PROFILE_MIGRATION_VERSION; i++) { + EphyProfileMigrator m; + + LOG ("Running migrator: %d of %d", i, EPHY_PROFILE_MIGRATION_VERSION); + + /* No need to run the password migration twice in a row. It + appears twice in the list for the benefit of people that were + using the development snapshots, since an early version didn't + migrate all passwords correctly. */ + if (i == 1) + continue; + + m = migrators[i]; + m(); + } + + if (ephy_profile_utils_set_migration_version (EPHY_PROFILE_MIGRATION_VERSION) != TRUE) + LOG ("Failed to store the current migration version"); +} + +int +main (int argc, char *argv[]) +{ + g_thread_init (NULL); + + ephy_debug_init (); + + if (!ephy_file_helpers_init (NULL, FALSE, FALSE, NULL)) { + LOG ("Something wrong happened with ephy_file_helpers_init()"); + return -1; + } + + ephy_migrator (); + + return 0; +} |