Commit a1a25c53 authored by Jacek Caban's avatar Jacek Caban Committed by Alexandre Julliard

mshtml: Added support for conditional comments.

parent 4b9fd9a2
/*
* Copyright 2007 Jacek Caban for CodeWeavers
* Copyright 2007-2008 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
......@@ -175,11 +175,149 @@ static nsresult NSAPI handle_load(nsIDOMEventListener *iface, nsIDOMEvent *event
return NS_OK;
}
#define IE_MAJOR_VERSION 7
#define IE_MINOR_VERSION 0
static BOOL handle_insert_comment(HTMLDocument *doc, const PRUnichar *comment)
{
DWORD len;
int majorv = 0, minorv = 0;
const PRUnichar *ptr, *end;
nsAString nsstr;
PRUnichar *buf;
nsresult nsres;
enum {
CMP_EQ,
CMP_LT,
CMP_LTE,
CMP_GT,
CMP_GTE
} cmpt = CMP_EQ;
static const PRUnichar endifW[] = {'<','!','[','e','n','d','i','f',']'};
if(comment[0] != '[' || comment[1] != 'i' || comment[2] != 'f')
return FALSE;
ptr = comment+3;
while(isspaceW(*ptr))
ptr++;
if(ptr[0] == 'l' && ptr[1] == 't') {
ptr += 2;
if(*ptr == 'e') {
cmpt = CMP_LTE;
ptr++;
}else {
cmpt = CMP_LT;
}
}else if(ptr[0] == 'g' && ptr[1] == 't') {
ptr += 2;
if(*ptr == 'e') {
cmpt = CMP_GTE;
ptr++;
}else {
cmpt = CMP_GT;
}
}
if(!isspaceW(*ptr++))
return FALSE;
while(isspaceW(*ptr))
ptr++;
if(ptr[0] != 'I' || ptr[1] != 'E')
return FALSE;
ptr +=2;
if(!isspaceW(*ptr++))
return FALSE;
while(isspaceW(*ptr))
ptr++;
if(!isdigitW(*ptr))
return FALSE;
while(isdigitW(*ptr))
majorv = majorv*10 + (*ptr++ - '0');
if(*ptr == '.') {
if(!isdigitW(*ptr))
return FALSE;
while(isdigitW(*ptr))
minorv = minorv*10 + (*ptr++ - '0');
}
while(isspaceW(*ptr))
ptr++;
if(ptr[0] != ']' || ptr[1] != '>')
return FALSE;
ptr += 2;
len = strlenW(ptr);
if(len < sizeof(endifW)/sizeof(WCHAR))
return FALSE;
end = ptr + len-sizeof(endifW)/sizeof(WCHAR);
if(memcmp(end, endifW, sizeof(endifW)))
return FALSE;
switch(cmpt) {
case CMP_EQ:
if(majorv == IE_MAJOR_VERSION && minorv == IE_MINOR_VERSION)
break;
return FALSE;
case CMP_LT:
if(majorv > IE_MAJOR_VERSION)
break;
if(majorv == IE_MAJOR_VERSION && minorv > IE_MINOR_VERSION)
break;
return FALSE;
case CMP_LTE:
if(majorv > IE_MAJOR_VERSION)
break;
if(majorv == IE_MAJOR_VERSION && minorv >= IE_MINOR_VERSION)
break;
return FALSE;
case CMP_GT:
if(majorv < IE_MAJOR_VERSION)
break;
if(majorv == IE_MAJOR_VERSION && minorv < IE_MINOR_VERSION)
break;
return FALSE;
case CMP_GTE:
if(majorv < IE_MAJOR_VERSION)
break;
if(majorv == IE_MAJOR_VERSION && minorv <= IE_MINOR_VERSION)
break;
return FALSE;
}
buf = heap_alloc((end-ptr+1)*sizeof(WCHAR));
if(!buf)
return FALSE;
memcpy(buf, ptr, (end-ptr)*sizeof(WCHAR));
buf[end-ptr] = 0;
nsAString_Init(&nsstr, buf);
heap_free(buf);
/* FIXME: Find better way to insert HTML to document. */
nsres = nsIDOMHTMLDocument_Write(doc->nsdoc, &nsstr);
nsAString_Finish(&nsstr);
if(NS_FAILED(nsres)) {
ERR("Write failed: %08x\n", nsres);
return FALSE;
}
return TRUE;
}
static nsresult NSAPI handle_node_insert(nsIDOMEventListener *iface, nsIDOMEvent *event)
{
NSContainer *This = NSEVENTLIST_THIS(iface)->This;
nsIDOMHTMLScriptElement *script;
nsIDOMEventTarget *target;
nsIDOMComment *nscomment;
nsIDOMElement *elem;
nsresult nsres;
......@@ -192,19 +330,50 @@ static nsresult NSAPI handle_node_insert(nsIDOMEventListener *iface, nsIDOMEvent
}
nsres = nsIDOMEventTarget_QueryInterface(target, &IID_nsIDOMElement, (void**)&elem);
nsIDOMEventTarget_Release(target);
if(NS_FAILED(nsres))
return NS_OK;
if(NS_SUCCEEDED(nsres)) {
nsIDOMHTMLScriptElement *script;
nsres = nsIDOMElement_QueryInterface(elem, &IID_nsIDOMHTMLScriptElement, (void**)&script);
if(NS_SUCCEEDED(nsres)) {
doc_insert_script(This->doc, script);
nsIDOMHTMLScriptElement_Release(script);
}
nsres = nsIDOMElement_QueryInterface(elem, &IID_nsIDOMHTMLScriptElement, (void**)&script);
if(SUCCEEDED(nsres)) {
doc_insert_script(This->doc, script);
nsIDOMHTMLScriptElement_Release(script);
check_event_attr(This->doc, elem);
nsIDOMEventTarget_Release(target);
nsIDOMNode_Release(elem);
return NS_OK;
}
check_event_attr(This->doc, elem);
nsres = nsIDOMEventTarget_QueryInterface(target, &IID_nsIDOMComment, (void**)&nscomment);
if(NS_SUCCEEDED(nsres)) {
nsAString comment_str;
BOOL remove_comment = FALSE;
nsAString_Init(&comment_str, NULL);
nsres = nsIDOMComment_GetData(nscomment, &comment_str);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *comment;
nsAString_GetData(&comment_str, &comment);
remove_comment = handle_insert_comment(This->doc, comment);
}
nsAString_Finish(&comment_str);
if(remove_comment) {
nsIDOMNode *nsparent, *tmp;
nsIDOMComment_GetParentNode(nscomment, &nsparent);
nsIDOMNode_RemoveChild(nsparent, (nsIDOMNode*)nscomment, &tmp);
nsIDOMNode_Release(nsparent);
nsIDOMNode_Release(tmp);
}
nsIDOMComment_Release(nscomment);
}
nsIDOMNode_Release(elem);
return NS_OK;
}
......
......@@ -53,6 +53,10 @@ static const char elem_test_str[] =
"</body></html>";
static const char indent_test_str[] =
"<html><head><title>test</title></head><body>abc<br /><a href=\"about:blank\">123</a></body></html>";
static const char cond_comment_str[] =
"<html><head><title>test</title></head><body>"
"<!--[if gte IE 4]> <br> <![endif]-->"
"</body></html>";
static const WCHAR noneW[] = {'N','o','n','e',0};
......@@ -3373,6 +3377,25 @@ static void test_indent(IHTMLDocument2 *doc)
IHTMLElementCollection_Release(col);
}
static void test_cond_comment(IHTMLDocument2 *doc)
{
IHTMLElementCollection *col;
HRESULT hres;
static const elem_type_t all_types[] = {
ET_HTML,
ET_HEAD,
ET_TITLE,
ET_BODY,
ET_BR
};
hres = IHTMLDocument2_get_all(doc, &col);
ok(hres == S_OK, "get_all failed: %08x\n", hres);
test_elem_collection((IUnknown*)col, all_types, sizeof(all_types)/sizeof(all_types[0]));
IHTMLElementCollection_Release(col);
}
static IHTMLDocument2 *notif_doc;
static BOOL doc_complete;
......@@ -3556,6 +3579,7 @@ START_TEST(dom)
run_domtest(doc_blank, test_create_elems);
run_domtest(doc_blank, test_defaults);
run_domtest(indent_test_str, test_indent);
run_domtest(cond_comment_str, test_cond_comment);
CoUninitialize();
gecko_installer_workaround(FALSE);
......
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