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Use a script to hide images and frames that are blocked

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This commit is contained in:
Alexander Butenko 2010-01-14 02:19:38 +01:00 committed by Christian Dywan
parent 27567de620
commit bb4c381b43
1 changed files with 44 additions and 0 deletions
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44
extensions/adblock.c
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@ -636,6 +636,36 @@ adblock_is_matched (const gchar* opts,
return adblock_is_matched_by_pattern (req_uri, page_uri);
}
static gchar*
adblock_prepare_urihider_js (const gchar* uri)
{
const char *js =
"(function() {"
"function getElementsByAttribute (strTagName, strAttributeName, strAttributeValue) {"
" var arrElements = document.getElementsByTagName (strTagName);"
" var arrReturnElements = new Array();"
" for (var i=0; i<arrElements.length; i++) {"
" var oCurrent = arrElements[i];"
" var oAttribute = oCurrent.getAttribute && oCurrent.getAttribute (strAttributeName);"
" if (oAttribute && oAttribute.length > 0 && strAttributeValue.indexOf (oAttribute) != -1)"
" arrReturnElements.push (oCurrent);"
" }"
" return arrReturnElements;"
"}"
"function hideElementBySrc (strUri) {"
" var oElements = getElementsByAttribute('img', 'src', strUri);"
" if (oElements.length == 0)"
" oElements = getElementsByAttribute ('iframe', 'src', strUri);"
" for (var i=0; i<oElements.length; i++) {"
" oElements[i].style.visibility = 'hidden !important';"
" oElements[i].style.width = '0';"
" oElements[i].style.height = '0';"
" }"
"}"
"hideElementBySrc ('%s');"
"})()";
return g_strdup_printf (js, uri);
}
#if HAVE_WEBKIT_RESOURCE_REQUEST
static void
@ -670,7 +700,21 @@ adblock_resource_request_starting_cb (WebKitWebView* web_view,
/* g_test_timer_start (); */
/* TODO: opts should be defined */
if (adblock_is_matched (NULL, req_uri, page_uri))
{
gchar* script = adblock_prepare_urihider_js (req_uri);
JSContextRef js_context = webkit_web_frame_get_global_context (web_frame);
WebKitWebFrame* main_frame;
webkit_network_request_set_uri (request, "about:blank");
sokoke_js_script_eval (js_context, script, NULL);
main_frame = webkit_web_view_get_main_frame (WEBKIT_WEB_VIEW (web_view));
if (main_frame != web_frame)
{
js_context = webkit_web_frame_get_global_context (main_frame);
sokoke_js_script_eval (js_context, script, NULL);
}
g_free (script);
}
/* g_debug ("%f", g_test_timer_elapsed ()); */
}