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Always check rules options, not only in pattern matching

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This commit is contained in:
Alexander Butenko 2011-07-02 14:11:24 -04:00 committed by Christian Dywan
parent aafd5bc0a0
commit 3db46d2297
1 changed files with 56 additions and 46 deletions
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100
extensions/adblock.c
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@ -39,6 +39,7 @@
static GHashTable* pattern;
static GHashTable* keys;
static GHashTable* optslist;
static GHashTable* urlcache;
static GString* blockcss;
static GString* blockcssprivate;
@ -92,6 +93,9 @@ adblock_init_db ()
keys = g_hash_table_new_full (g_str_hash, g_str_equal,
(GDestroyNotify)g_free,
(GDestroyNotify)g_regex_unref);
optslist = g_hash_table_new_full (g_str_hash, g_str_equal,
NULL,
(GDestroyNotify)g_free);
urlcache = g_hash_table_new_full (g_str_hash, g_str_equal,
(GDestroyNotify)g_free,
(GDestroyNotify)g_free);
@ -600,16 +604,18 @@ adblock_is_matched_by_pattern (const gchar* req_uri,
const gchar* page_uri)
{
GHashTableIter iter;
gpointer opts, regex;
gpointer patt, regex;
gchar* opts;
if (USE_PATTERN_MATCHING == 0)
return FALSE;
g_hash_table_iter_init (&iter, pattern);
while (g_hash_table_iter_next (&iter, &opts, &regex))
while (g_hash_table_iter_next (&iter, &patt, &regex))
{
if (g_regex_match_full (regex, req_uri, -1, 0, 0, NULL, NULL))
{
opts = g_hash_table_lookup (optslist, patt);
if (opts && adblock_check_filter_options (regex, opts, req_uri, page_uri) == TRUE)
return FALSE;
else
@ -623,8 +629,7 @@ adblock_is_matched_by_pattern (const gchar* req_uri,
}
static inline gboolean
adblock_is_matched_by_key (const gchar* opts,
const gchar* req_uri,
adblock_is_matched_by_key (const gchar* req_uri,
const gchar* page_uri)
{
gchar* uri;
@ -638,10 +643,13 @@ adblock_is_matched_by_key (const gchar* opts,
{
gchar* sig = g_strndup (uri + pos, SIGNATURE_SIZE);
GRegex* regex = g_hash_table_lookup (keys, sig);
gchar* opts;
if (regex && !g_list_find (regex_bl, regex))
{
if (g_regex_match_full (regex, req_uri, -1, 0, 0, NULL, NULL))
{
opts = g_hash_table_lookup (optslist, sig);
g_free (sig);
if (opts && adblock_check_filter_options (regex, opts, req_uri, page_uri))
{
@ -667,8 +675,7 @@ adblock_is_matched_by_key (const gchar* opts,
}
static gboolean
adblock_is_matched (const gchar* opts,
const gchar* req_uri,
adblock_is_matched (const gchar* req_uri,
const gchar* page_uri)
{
gboolean foundbykey;
@ -683,7 +690,7 @@ adblock_is_matched (const gchar* opts,
return TRUE;
}
foundbykey = adblock_is_matched_by_key (opts, req_uri, page_uri);
foundbykey = adblock_is_matched_by_key (req_uri, page_uri);
foundbypattern = adblock_is_matched_by_pattern (req_uri, page_uri);
if (foundbykey == TRUE || foundbypattern == TRUE)
{
@ -773,8 +780,7 @@ adblock_resource_request_starting_cb (WebKitWebView* web_view,
if (debug == 2)
g_test_timer_start ();
#endif
/* TODO: opts should be defined */
if (adblock_is_matched (NULL, req_uri, page_uri))
if (adblock_is_matched (req_uri, page_uri))
{
blocked_uris = g_object_get_data (G_OBJECT (web_view), "blocked-uris");
blocked_uris = g_list_prepend (blocked_uris, g_strdup (req_uri));
@ -1035,9 +1041,7 @@ adblock_fixup_regexp (const gchar* prefix,
}
static void
adblock_compile_regexp (GHashTable* tbl,
GHashTable* keystbl,
gchar* patt,
adblock_compile_regexp (gchar* patt,
gchar* opts)
{
GRegex* regex;
@ -1062,34 +1066,38 @@ adblock_compile_regexp (GHashTable* tbl,
{
int len = strlen (patt);
int signature_count = 0;
for (pos = len - SIGNATURE_SIZE; pos >= 0; pos--) {
sig = g_strndup (patt + pos, SIGNATURE_SIZE);
if (!g_regex_match_simple ("[\\*]", sig, G_REGEX_UNGREEDY, G_REGEX_MATCH_NOTEMPTY) &&
!g_hash_table_lookup (keystbl, sig))
!g_hash_table_lookup (keys, sig))
{
adblock_debug ("sig: %s %s", sig, patt);
g_hash_table_insert (keystbl, sig, regex);
g_hash_table_insert (keys, sig, regex);
g_hash_table_insert (optslist, sig, g_strdup (opts));
signature_count++;
}
else
{
if (g_regex_match_simple ("^\\*", sig, G_REGEX_UNGREEDY, G_REGEX_MATCH_NOTEMPTY) &&
!g_hash_table_lookup (tbl, opts))
!g_hash_table_lookup (pattern, patt))
{
adblock_debug ("patt2: %s %s", sig, patt);
g_hash_table_insert (tbl, opts, regex);
g_hash_table_insert (pattern, patt, regex);
g_hash_table_insert (optslist, patt, g_strdup (opts));
}
g_free (sig);
}
}
if (signature_count > 1 && g_hash_table_lookup (tbl, opts))
g_hash_table_steal (tbl, opts);
if (signature_count > 1 && g_hash_table_lookup (pattern, patt))
g_hash_table_steal (pattern, patt);
}
else
{
adblock_debug ("patt: %s%s", patt, "");
/* Pattern is a regexp chars */
g_hash_table_insert (tbl, opts, regex);
g_hash_table_insert (pattern, patt, regex);
g_hash_table_insert (optslist, patt, g_strdup (opts));
}
}
@ -1110,19 +1118,19 @@ adblock_add_url_pattern (gchar* prefix,
if (data[1] && data[2])
{
patt = g_strconcat (data[0], data[1], NULL);
opts = g_strdup_printf ("t=%s,r=%s,%s", type, patt, data[2]);
opts = g_strconcat (type, ",", data[2], NULL);
g_strfreev (data);
}
else if (data[1])
{
patt = data[0];
opts = g_strdup_printf ("t=%s,r=%s,%s", type, patt, data[1]);
opts = g_strconcat (type, ",", data[1], NULL);
g_free (data[1]);
}
else
{
patt = data[0];
opts = g_strdup_printf ("t=%s,r=%s", type, patt);
opts = g_strdup (type);
}
if (g_regex_match_simple ("subdocument", opts,
@ -1136,8 +1144,9 @@ adblock_add_url_pattern (gchar* prefix,
format_patt = adblock_fixup_regexp (prefix, patt);
adblock_debug ("got: %s opts %s", format_patt, opts);
adblock_compile_regexp (pattern, keys, format_patt, opts);
adblock_compile_regexp (format_patt, opts);
g_free (opts);
g_free (patt);
return format_patt;
}
@ -1265,7 +1274,7 @@ adblock_parse_file (gchar* path)
if ((file = g_fopen (path, "r")))
{
while (fgets (line, 2000, file))
g_free (adblock_parse_line (line));
adblock_parse_line (line);
fclose (file);
return TRUE;
}
@ -1314,6 +1323,7 @@ adblock_deactivate_cb (MidoriExtension* extension,
g_string_free (blockcssprivate, TRUE);
blockcssprivate = blockcss = NULL;
g_hash_table_destroy (pattern);
g_hash_table_destroy (optslist);
g_hash_table_destroy (urlcache);
}
@ -1399,28 +1409,28 @@ test_adblock_pattern (void)
adblock_parse_file (filename);
g_test_timer_start ();
g_assert (adblock_is_matched (NULL, "http://www.engadget.com/_uac/adpage.html", ""));
g_assert (adblock_is_matched (NULL, "http://test.dom/test?var=1", ""));
g_assert (adblock_is_matched (NULL, "http://ads.foo.bar/teddy", ""));
g_assert (!adblock_is_matched (NULL, "http://ads.fuu.bar/teddy", ""));
g_assert (adblock_is_matched (NULL, "https://ads.bogus.name/blub", ""));
g_assert (adblock_is_matched (NULL, "http://ads.bla.blub/kitty", ""));
g_assert (adblock_is_matched (NULL, "http://ads.blub.boing/soda", ""));
g_assert (!adblock_is_matched (NULL, "http://ads.foo.boing/beer", ""));
g_assert (adblock_is_matched (NULL, "https://testsub.engine.adct.ru/test?id=1", ""));
g_assert (adblock_is_matched ("http://www.engadget.com/_uac/adpage.html", ""));
g_assert (adblock_is_matched ("http://test.dom/test?var=1", ""));
g_assert (adblock_is_matched ("http://ads.foo.bar/teddy", ""));
g_assert (!adblock_is_matched ("http://ads.fuu.bar/teddy", ""));
g_assert (adblock_is_matched ("https://ads.bogus.name/blub", ""));
g_assert (adblock_is_matched ("http://ads.bla.blub/kitty", ""));
g_assert (adblock_is_matched ("http://ads.blub.boing/soda", ""));
g_assert (!adblock_is_matched ("http://ads.foo.boing/beer", ""));
g_assert (adblock_is_matched ("https://testsub.engine.adct.ru/test?id=1", ""));
if (USE_PATTERN_MATCHING)
g_assert (adblock_is_matched (NULL, "http://test.ltd/addyn/test/test?var=adtech;&var2=1", ""));
g_assert (adblock_is_matched (NULL, "http://add.doubleclick.net/pfadx/aaaa.mtvi", ""));
g_assert (!adblock_is_matched (NULL, "http://add.doubleclick.net/pfadx/aaaa.mtv", ""));
g_assert (adblock_is_matched (NULL, "http://objects.tremormedia.com/embed/xml/list.xml?r=", ""));
g_assert (!adblock_is_matched (NULL, "http://qq.videostrip.c/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched (NULL, "http://qq.videostrip.com/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched (NULL, "http://qq.videostrip.com/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched (NULL, "http://br.gcl.ru/cgi-bin/br/test", ""));
g_assert (!adblock_is_matched (NULL, "https://bugs.webkit.org/buglist.cgi?query_format=advanced&short_desc_type=allwordssubstr&short_desc=&long_desc_type=substring&long_desc=&bug_file_loc_type=allwordssubstr&bug_file_loc=&keywords_type=allwords&keywords=&bug_status=UNCONFIRMED&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&emailassigned_to1=1&emailtype1=substring&email1=&emailassigned_to2=1&emailreporter2=1&emailcc2=1&emailtype2=substring&email2=&bugidtype=include&bug_id=&votes=&chfieldfrom=&chfieldto=Now&chfieldvalue=&query_based_on=gtkport&field0-0-0=keywords&type0-0-0=anywordssubstr&value0-0-0=Gtk%20Cairo%20soup&field0-0-1=short_desc&type0-0-1=anywordssubstr&value0-0-1=Gtk%20Cairo%20soup%20autoconf%20automake%20autotool&field0-0-2=component&type0-0-2=equals&value0-0-2=WebKit%20Gtk", ""));
g_assert (!adblock_is_matched (NULL, "http://www.engadget.com/2009/09/24/google-hits-android-rom-modder-with-a-cease-and-desist-letter/", ""));
g_assert (!adblock_is_matched (NULL, "http://karibik-invest.com/es/bienes_raices/search.php?sqT=19&sqN=&sqMp=&sqL=0&qR=1&sqMb=&searchMode=1&action=B%FAsqueda", ""));
g_assert (!adblock_is_matched (NULL, "http://google.com", ""));
g_assert (adblock_is_matched ("http://test.ltd/addyn/test/test?var=adtech;&var2=1", ""));
g_assert (adblock_is_matched ("http://add.doubleclick.net/pfadx/aaaa.mtvi", ""));
g_assert (!adblock_is_matched ("http://add.doubleclick.net/pfadx/aaaa.mtv", ""));
g_assert (adblock_is_matched ("http://objects.tremormedia.com/embed/xml/list.xml?r=", ""));
g_assert (!adblock_is_matched ("http://qq.videostrip.c/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched ("http://qq.videostrip.com/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched ("http://qq.videostrip.com/sub/admatcherclient.php", ""));
g_assert (adblock_is_matched ("http://br.gcl.ru/cgi-bin/br/test", ""));
g_assert (!adblock_is_matched ("https://bugs.webkit.org/buglist.cgi?query_format=advanced&short_desc_type=allwordssubstr&short_desc=&long_desc_type=substring&long_desc=&bug_file_loc_type=allwordssubstr&bug_file_loc=&keywords_type=allwords&keywords=&bug_status=UNCONFIRMED&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&emailassigned_to1=1&emailtype1=substring&email1=&emailassigned_to2=1&emailreporter2=1&emailcc2=1&emailtype2=substring&email2=&bugidtype=include&bug_id=&votes=&chfieldfrom=&chfieldto=Now&chfieldvalue=&query_based_on=gtkport&field0-0-0=keywords&type0-0-0=anywordssubstr&value0-0-0=Gtk%20Cairo%20soup&field0-0-1=short_desc&type0-0-1=anywordssubstr&value0-0-1=Gtk%20Cairo%20soup%20autoconf%20automake%20autotool&field0-0-2=component&type0-0-2=equals&value0-0-2=WebKit%20Gtk", ""));
g_assert (!adblock_is_matched ("http://www.engadget.com/2009/09/24/google-hits-android-rom-modder-with-a-cease-and-desist-letter/", ""));
g_assert (!adblock_is_matched ("http://karibik-invest.com/es/bienes_raices/search.php?sqT=19&sqN=&sqMp=&sqL=0&qR=1&sqMb=&searchMode=1&action=B%FAsqueda", ""));
g_assert (!adblock_is_matched ("http://google.com", ""));
g_print ("Search took %f seconds\n", g_test_timer_elapsed ());