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msxml3: Implement ::get_attributes() for "xml" processing instruction node. 

Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru>
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Dmitry Timoshkov 2021-05-28 13:38:32 +03:00 committed by Alexandre Julliard
parent fc64aa7e7c
commit 769aac0021
1 changed files with 143 additions and 1 deletions
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144
dlls/msxml3/pi.c
View File

@ -34,6 +34,7 @@
#include "ole2.h"
#include "msxml6.h"
#include "xmlparser.h"
#include "msxml_private.h"
#include "wine/debug.h"
@ -287,6 +288,138 @@ static HRESULT WINAPI dom_pi_get_nextSibling(
return node_get_next_sibling(&This->node, domNode);
}
static HRESULT xml_get_value(xmlChar **p, xmlChar **value)
{
xmlChar *v;
int len;
while (isspace(**p)) *p += 1;
if (**p != '=') return XML_E_MISSINGEQUALS;
*p += 1;
while (isspace(**p)) *p += 1;
if (**p != '"') return XML_E_MISSINGQUOTE;
*p += 1;
v = *p;
while (**p && **p != '"') *p += 1;
if (!**p) return XML_E_EXPECTINGCLOSEQUOTE;
len = *p - v;
if (!len) return XML_E_MISSINGNAME;
*p += 1;
*value = heap_alloc(len + 1);
if (!*value) return E_OUTOFMEMORY;
memcpy(*value, v, len);
*(*value + len) = 0;
return S_OK;
}
static void set_prop(xmlNodePtr node, xmlAttrPtr attr)
{
xmlAttrPtr prop;
if (!node->properties)
{
node->properties = attr;
return;
}
prop = node->properties;
while (prop->next) prop = prop->next;
prop->next = attr;
}
static HRESULT parse_xml_decl(xmlNodePtr node)
{
xmlChar *version, *encoding, *standalone, *p;
xmlAttrPtr attr;
HRESULT hr = S_OK;
if (!node->content) return S_OK;
version = encoding = standalone = NULL;
p = node->content;
while (*p)
{
while (isspace(*p)) p++;
if (!*p) break;
if (!strncmp((const char *)p, "version", 7))
{
p += 7;
if ((hr = xml_get_value(&p, &version)) != S_OK) goto fail;
}
else if (!strncmp((const char *)p, "encoding", 8))
{
p += 8;
if ((hr = xml_get_value(&p, &encoding)) != S_OK) goto fail;
}
else if (!strncmp((const char *)p, "standalone", 10))
{
p += 10;
if ((hr = xml_get_value(&p, &standalone)) != S_OK) goto fail;
}
else
{
FIXME("unexpected XML attribute %s\n", debugstr_a((const char *)p));
hr = XML_E_UNEXPECTED_ATTRIBUTE;
goto fail;
}
}
/* xmlSetProp/xmlSetNsProp accept only nodes of type XML_ELEMENT_NODE,
* so we have to create and assign attributes to a node by hand.
*/
if (version)
{
attr = xmlSetNsProp(NULL, NULL, (const xmlChar *)"version", version);
if (attr)
{
attr->doc = node->doc;
set_prop(node, attr);
}
else hr = E_OUTOFMEMORY;
}
if (encoding)
{
attr = xmlSetNsProp(NULL, NULL, (const xmlChar *)"encoding", encoding);
if (attr)
{
attr->doc = node->doc;
set_prop(node, attr);
}
else hr = E_OUTOFMEMORY;
}
if (standalone)
{
attr = xmlSetNsProp(NULL, NULL, (const xmlChar *)"standalone", standalone);
if (attr)
{
attr->doc = node->doc;
set_prop(node, attr);
}
else hr = E_OUTOFMEMORY;
}
fail:
if (hr != S_OK)
{
xmlFreePropList(node->properties);
node->properties = NULL;
}
heap_free(version);
heap_free(encoding);
heap_free(standalone);
return hr;
}
static HRESULT WINAPI dom_pi_get_attributes(
IXMLDOMProcessingInstruction *iface,
IXMLDOMNamedNodeMap** map)
@ -307,7 +440,16 @@ static HRESULT WINAPI dom_pi_get_attributes(
if (!strcmpW(name, xmlW))
{
FIXME("created dummy map for <?xml ?>\n");
if (!This->node.node->properties)
{
hr = parse_xml_decl(This->node.node);
if (hr != S_OK)
{
SysFreeString(name);
return S_FALSE;
}
}
*map = create_nodemap(This->node.node, &dom_pi_attr_map);
SysFreeString(name);
return S_OK;