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Sweden-Number/dlls/mshtml/script.c

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/*
* Copyright 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
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#include <assert.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "activscp.h"
#include "activdbg.h"
#include "shlwapi.h"
#include "wine/debug.h"
#include "mshtml_private.h"
#include "htmlscript.h"
#include "pluginhost.h"
#include "htmlevent.h"
#include "binding.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
#ifdef _WIN64
#define CTXARG_T DWORDLONG
#define IActiveScriptSiteDebugVtbl IActiveScriptSiteDebug64Vtbl
#define IActiveScriptParse_Release IActiveScriptParse64_Release
#define IActiveScriptParse_InitNew IActiveScriptParse64_InitNew
#define IActiveScriptParse_ParseScriptText IActiveScriptParse64_ParseScriptText
#define IActiveScriptParseProcedure2_Release IActiveScriptParseProcedure2_64_Release
#define IActiveScriptParseProcedure2_ParseProcedureText IActiveScriptParseProcedure2_64_ParseProcedureText
#else
#define CTXARG_T DWORD
#define IActiveScriptSiteDebugVtbl IActiveScriptSiteDebug32Vtbl
#define IActiveScriptParse_Release IActiveScriptParse32_Release
#define IActiveScriptParse_InitNew IActiveScriptParse32_InitNew
#define IActiveScriptParse_ParseScriptText IActiveScriptParse32_ParseScriptText
#define IActiveScriptParseProcedure2_Release IActiveScriptParseProcedure2_32_Release
#define IActiveScriptParseProcedure2_ParseProcedureText IActiveScriptParseProcedure2_32_ParseProcedureText
#endif
/* See jscript.h in jscript.dll. */
#define SCRIPTLANGUAGEVERSION_HTML 0x400
#define SCRIPTLANGUAGEVERSION_ES5 0x102
static const WCHAR documentW[] = {'d','o','c','u','m','e','n','t',0};
static const WCHAR windowW[] = {'w','i','n','d','o','w',0};
static const WCHAR script_endW[] = {'<','/','S','C','R','I','P','T','>',0};
static const WCHAR emptyW[] = {0};
struct ScriptHost {
IActiveScriptSite IActiveScriptSite_iface;
IActiveScriptSiteInterruptPoll IActiveScriptSiteInterruptPoll_iface;
IActiveScriptSiteWindow IActiveScriptSiteWindow_iface;
IActiveScriptSiteUIControl IActiveScriptSiteUIControl_iface;
IActiveScriptSiteDebug IActiveScriptSiteDebug_iface;
IServiceProvider IServiceProvider_iface;
LONG ref;
IActiveScript *script;
IActiveScriptParse *parse;
IActiveScriptParseProcedure2 *parse_proc;
SCRIPTSTATE script_state;
HTMLInnerWindow *window;
GUID guid;
struct list entry;
};
static ScriptHost *get_elem_script_host(HTMLInnerWindow*,HTMLScriptElement*);
static BOOL set_script_prop(ScriptHost *script_host, DWORD property, VARIANT *val)
{
IActiveScriptProperty *script_prop;
HRESULT hres;
hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptProperty,
(void**)&script_prop);
if(FAILED(hres)) {
WARN("Could not get IActiveScriptProperty iface: %08x\n", hres);
return FALSE;
}
hres = IActiveScriptProperty_SetProperty(script_prop, property, NULL, val);
IActiveScriptProperty_Release(script_prop);
if(FAILED(hres)) {
WARN("SetProperty(%x) failed: %08x\n", property, hres);
return FALSE;
}
return TRUE;
}
static BOOL init_script_engine(ScriptHost *script_host)
{
compat_mode_t compat_mode;
IObjectSafety *safety;
SCRIPTSTATE state;
DWORD supported_opts=0, enabled_opts=0, script_mode;
VARIANT var;
HRESULT hres;
hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptParse, (void**)&script_host->parse);
if(FAILED(hres)) {
WARN("Could not get IActiveScriptParse: %08x\n", hres);
return FALSE;
}
hres = IActiveScript_QueryInterface(script_host->script, &IID_IObjectSafety, (void**)&safety);
if(FAILED(hres)) {
FIXME("Could not get IObjectSafety: %08x\n", hres);
return FALSE;
}
hres = IObjectSafety_GetInterfaceSafetyOptions(safety, &IID_IActiveScriptParse, &supported_opts, &enabled_opts);
if(FAILED(hres)) {
FIXME("GetInterfaceSafetyOptions failed: %08x\n", hres);
}else if(!(supported_opts & INTERFACE_USES_DISPEX)) {
FIXME("INTERFACE_USES_DISPEX is not supported\n");
}else {
hres = IObjectSafety_SetInterfaceSafetyOptions(safety, &IID_IActiveScriptParse,
INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER,
INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER);
if(FAILED(hres))
FIXME("SetInterfaceSafetyOptions failed: %08x\n", hres);
}
IObjectSafety_Release(safety);
if(FAILED(hres))
return FALSE;
compat_mode = lock_document_mode(script_host->window->doc);
script_mode = compat_mode < COMPAT_MODE_IE8 ? SCRIPTLANGUAGEVERSION_5_7 : SCRIPTLANGUAGEVERSION_5_8;
if(IsEqualGUID(&script_host->guid, &CLSID_JScript)) {
if(compat_mode >= COMPAT_MODE_IE9)
script_mode = SCRIPTLANGUAGEVERSION_ES5;
script_mode |= SCRIPTLANGUAGEVERSION_HTML;
}
V_VT(&var) = VT_I4;
V_I4(&var) = script_mode;
if(!set_script_prop(script_host, SCRIPTPROP_INVOKEVERSIONING, &var) && (script_mode & SCRIPTLANGUAGEVERSION_HTML)) {
/* If this failed, we're most likely using native jscript. */
WARN("Failed to set script mode to HTML version.\n");
V_I4(&var) = compat_mode < COMPAT_MODE_IE8 ? SCRIPTLANGUAGEVERSION_5_7 : SCRIPTLANGUAGEVERSION_5_8;
set_script_prop(script_host, SCRIPTPROP_INVOKEVERSIONING, &var);
}
V_VT(&var) = VT_BOOL;
V_BOOL(&var) = VARIANT_TRUE;
set_script_prop(script_host, SCRIPTPROP_HACK_TRIDENTEVENTSINK, &var);
hres = IActiveScriptParse_InitNew(script_host->parse);
if(FAILED(hres)) {
WARN("InitNew failed: %08x\n", hres);
return FALSE;
}
hres = IActiveScript_SetScriptSite(script_host->script, &script_host->IActiveScriptSite_iface);
if(FAILED(hres)) {
WARN("SetScriptSite failed: %08x\n", hres);
IActiveScript_Close(script_host->script);
return FALSE;
}
hres = IActiveScript_GetScriptState(script_host->script, &state);
if(FAILED(hres))
WARN("GetScriptState failed: %08x\n", hres);
else if(state != SCRIPTSTATE_INITIALIZED)
FIXME("state = %x\n", state);
hres = IActiveScript_SetScriptState(script_host->script, SCRIPTSTATE_STARTED);
if(FAILED(hres)) {
WARN("Starting script failed: %08x\n", hres);
return FALSE;
}
hres = IActiveScript_AddNamedItem(script_host->script, windowW,
SCRIPTITEM_ISVISIBLE|SCRIPTITEM_ISSOURCE|SCRIPTITEM_GLOBALMEMBERS);
if(SUCCEEDED(hres)) {
V_VT(&var) = VT_BOOL;
V_BOOL(&var) = VARIANT_TRUE;
set_script_prop(script_host, SCRIPTPROP_ABBREVIATE_GLOBALNAME_RESOLUTION, &var);
}else {
WARN("AddNamedItem failed: %08x\n", hres);
}
hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptParseProcedure2,
(void**)&script_host->parse_proc);
if(FAILED(hres)) {
/* FIXME: QI for IActiveScriptParseProcedure */
WARN("Could not get IActiveScriptParseProcedure iface: %08x\n", hres);
}
return TRUE;
}
static void release_script_engine(ScriptHost *This)
{
if(!This->script)
return;
switch(This->script_state) {
case SCRIPTSTATE_CONNECTED:
IActiveScript_SetScriptState(This->script, SCRIPTSTATE_DISCONNECTED);
case SCRIPTSTATE_STARTED:
case SCRIPTSTATE_DISCONNECTED:
case SCRIPTSTATE_INITIALIZED:
IActiveScript_Close(This->script);
default:
if(This->parse_proc) {
IActiveScriptParseProcedure2_Release(This->parse_proc);
This->parse_proc = NULL;
}
if(This->parse) {
IActiveScriptParse_Release(This->parse);
This->parse = NULL;
}
}
IActiveScript_Release(This->script);
This->script = NULL;
This->script_state = SCRIPTSTATE_UNINITIALIZED;
}
void connect_scripts(HTMLInnerWindow *window)
{
ScriptHost *iter;
LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
if(iter->script_state == SCRIPTSTATE_STARTED)
IActiveScript_SetScriptState(iter->script, SCRIPTSTATE_CONNECTED);
}
}
static inline ScriptHost *impl_from_IActiveScriptSite(IActiveScriptSite *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSite_iface);
}
static HRESULT WINAPI ActiveScriptSite_QueryInterface(IActiveScriptSite *iface, REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = &This->IActiveScriptSite_iface;
}else if(IsEqualGUID(&IID_IActiveScriptSite, riid)) {
TRACE("(%p)->(IID_IActiveScriptSite %p)\n", This, ppv);
*ppv = &This->IActiveScriptSite_iface;
}else if(IsEqualGUID(&IID_IActiveScriptSiteInterruptPoll, riid)) {
TRACE("(%p)->(IID_IActiveScriptSiteInterruprtPoll %p)\n", This, ppv);
*ppv = &This->IActiveScriptSiteInterruptPoll_iface;
}else if(IsEqualGUID(&IID_IActiveScriptSiteWindow, riid)) {
TRACE("(%p)->(IID_IActiveScriptSiteWindow %p)\n", This, ppv);
*ppv = &This->IActiveScriptSiteWindow_iface;
}else if(IsEqualGUID(&IID_IActiveScriptSiteUIControl, riid)) {
TRACE("(%p)->(IID_IActiveScriptSiteUIControl %p)\n", This, ppv);
*ppv = &This->IActiveScriptSiteUIControl_iface;
}else if(IsEqualGUID(&IID_IActiveScriptSiteDebug, riid)) {
TRACE("(%p)->(IID_IActiveScriptSiteDebug %p)\n", This, ppv);
*ppv = &This->IActiveScriptSiteDebug_iface;
}else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
*ppv = &This->IServiceProvider_iface;
}else if(IsEqualGUID(&IID_ICanHandleException, riid)) {
TRACE("(%p)->(IID_ICanHandleException not supported %p)\n", This, ppv);
return E_NOINTERFACE;
}else {
FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI ActiveScriptSite_AddRef(IActiveScriptSite *iface)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI ActiveScriptSite_Release(IActiveScriptSite *iface)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
release_script_engine(This);
if(This->window)
list_remove(&This->entry);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI ActiveScriptSite_GetLCID(IActiveScriptSite *iface, LCID *plcid)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%p)\n", This, plcid);
*plcid = GetUserDefaultLCID();
return S_OK;
}
static HRESULT WINAPI ActiveScriptSite_GetItemInfo(IActiveScriptSite *iface, LPCOLESTR pstrName,
DWORD dwReturnMask, IUnknown **ppiunkItem, ITypeInfo **ppti)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_w(pstrName), dwReturnMask, ppiunkItem, ppti);
if(dwReturnMask != SCRIPTINFO_IUNKNOWN) {
FIXME("Unsupported mask %x\n", dwReturnMask);
return E_NOTIMPL;
}
*ppiunkItem = NULL;
if(strcmpW(pstrName, windowW))
return DISP_E_MEMBERNOTFOUND;
if(!This->window)
return E_FAIL;
/* FIXME: Return proxy object */
*ppiunkItem = (IUnknown*)&This->window->base.IHTMLWindow2_iface;
IUnknown_AddRef(*ppiunkItem);
return S_OK;
}
static HRESULT WINAPI ActiveScriptSite_GetDocVersionString(IActiveScriptSite *iface, BSTR *pbstrVersion)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
FIXME("(%p)->(%p)\n", This, pbstrVersion);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSite_OnScriptTerminate(IActiveScriptSite *iface,
const VARIANT *pvarResult, const EXCEPINFO *pexcepinfo)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
FIXME("(%p)->(%p %p)\n", This, pvarResult, pexcepinfo);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSite_OnStateChange(IActiveScriptSite *iface, SCRIPTSTATE ssScriptState)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%x)\n", This, ssScriptState);
This->script_state = ssScriptState;
return S_OK;
}
static HRESULT WINAPI ActiveScriptSite_OnScriptError(IActiveScriptSite *iface, IActiveScriptError *pscripterror)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
FIXME("(%p)->(%p)\n", This, pscripterror);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSite_OnEnterScript(IActiveScriptSite *iface)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->()\n", This);
return S_OK;
}
static HRESULT WINAPI ActiveScriptSite_OnLeaveScript(IActiveScriptSite *iface)
{
ScriptHost *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->()\n", This);
return S_OK;
}
static const IActiveScriptSiteVtbl ActiveScriptSiteVtbl = {
ActiveScriptSite_QueryInterface,
ActiveScriptSite_AddRef,
ActiveScriptSite_Release,
ActiveScriptSite_GetLCID,
ActiveScriptSite_GetItemInfo,
ActiveScriptSite_GetDocVersionString,
ActiveScriptSite_OnScriptTerminate,
ActiveScriptSite_OnStateChange,
ActiveScriptSite_OnScriptError,
ActiveScriptSite_OnEnterScript,
ActiveScriptSite_OnLeaveScript
};
static inline ScriptHost *impl_from_IActiveScriptSiteInterruptPoll(IActiveScriptSiteInterruptPoll *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteInterruptPoll_iface);
}
static HRESULT WINAPI ActiveScriptSiteInterruptPoll_QueryInterface(IActiveScriptSiteInterruptPoll *iface,
REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
}
static ULONG WINAPI ActiveScriptSiteInterruptPoll_AddRef(IActiveScriptSiteInterruptPoll *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
}
static ULONG WINAPI ActiveScriptSiteInterruptPoll_Release(IActiveScriptSiteInterruptPoll *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
}
static HRESULT WINAPI ActiveScriptSiteInterruptPoll_QueryContinue(IActiveScriptSiteInterruptPoll *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static const IActiveScriptSiteInterruptPollVtbl ActiveScriptSiteInterruptPollVtbl = {
ActiveScriptSiteInterruptPoll_QueryInterface,
ActiveScriptSiteInterruptPoll_AddRef,
ActiveScriptSiteInterruptPoll_Release,
ActiveScriptSiteInterruptPoll_QueryContinue
};
static inline ScriptHost *impl_from_IActiveScriptSiteWindow(IActiveScriptSiteWindow *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteWindow_iface);
}
static HRESULT WINAPI ActiveScriptSiteWindow_QueryInterface(IActiveScriptSiteWindow *iface,
REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
}
static ULONG WINAPI ActiveScriptSiteWindow_AddRef(IActiveScriptSiteWindow *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
}
static ULONG WINAPI ActiveScriptSiteWindow_Release(IActiveScriptSiteWindow *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
}
static HRESULT WINAPI ActiveScriptSiteWindow_GetWindow(IActiveScriptSiteWindow *iface, HWND *phwnd)
{
ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
TRACE("(%p)->(%p)\n", This, phwnd);
if(!This->window || !This->window->base.outer_window || !This->window->base.outer_window->doc_obj)
return E_UNEXPECTED;
*phwnd = This->window->base.outer_window->doc_obj->hwnd;
return S_OK;
}
static HRESULT WINAPI ActiveScriptSiteWindow_EnableModeless(IActiveScriptSiteWindow *iface, BOOL fEnable)
{
ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
FIXME("(%p)->(%x)\n", This, fEnable);
return S_OK;
}
static const IActiveScriptSiteWindowVtbl ActiveScriptSiteWindowVtbl = {
ActiveScriptSiteWindow_QueryInterface,
ActiveScriptSiteWindow_AddRef,
ActiveScriptSiteWindow_Release,
ActiveScriptSiteWindow_GetWindow,
ActiveScriptSiteWindow_EnableModeless
};
static inline ScriptHost *impl_from_IActiveScriptSiteUIControl(IActiveScriptSiteUIControl *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteUIControl_iface);
}
static HRESULT WINAPI ActiveScriptSiteUIControl_QueryInterface(IActiveScriptSiteUIControl *iface, REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
}
static ULONG WINAPI ActiveScriptSiteUIControl_AddRef(IActiveScriptSiteUIControl *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
}
static ULONG WINAPI ActiveScriptSiteUIControl_Release(IActiveScriptSiteUIControl *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
}
static HRESULT WINAPI ActiveScriptSiteUIControl_GetUIBehavior(IActiveScriptSiteUIControl *iface, SCRIPTUICITEM UicItem,
SCRIPTUICHANDLING *pUicHandling)
{
ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
WARN("(%p)->(%d %p) semi-stub\n", This, UicItem, pUicHandling);
*pUicHandling = SCRIPTUICHANDLING_ALLOW;
return S_OK;
}
static const IActiveScriptSiteUIControlVtbl ActiveScriptSiteUIControlVtbl = {
ActiveScriptSiteUIControl_QueryInterface,
ActiveScriptSiteUIControl_AddRef,
ActiveScriptSiteUIControl_Release,
ActiveScriptSiteUIControl_GetUIBehavior
};
static inline ScriptHost *impl_from_IActiveScriptSiteDebug(IActiveScriptSiteDebug *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteDebug_iface);
}
static HRESULT WINAPI ActiveScriptSiteDebug_QueryInterface(IActiveScriptSiteDebug *iface,
REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
}
static ULONG WINAPI ActiveScriptSiteDebug_AddRef(IActiveScriptSiteDebug *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
}
static ULONG WINAPI ActiveScriptSiteDebug_Release(IActiveScriptSiteDebug *iface)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
}
static HRESULT WINAPI ActiveScriptSiteDebug_GetDocumentContextFromPosition(IActiveScriptSiteDebug *iface,
CTXARG_T dwSourceContext, ULONG uCharacterOffset, ULONG uNumChars, IDebugDocumentContext **ppsc)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
FIXME("(%p)->(%s %u %u %p)\n", This, wine_dbgstr_longlong(dwSourceContext), uCharacterOffset,
uNumChars, ppsc);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSiteDebug_GetApplication(IActiveScriptSiteDebug *iface, IDebugApplication **ppda)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
FIXME("(%p)->(%p)\n", This, ppda);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSiteDebug_GetRootApplicationNode(IActiveScriptSiteDebug *iface,
IDebugApplicationNode **ppdanRoot)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
FIXME("(%p)->(%p)\n", This, ppdanRoot);
return E_NOTIMPL;
}
static HRESULT WINAPI ActiveScriptSiteDebug_OnScriptErrorDebug(IActiveScriptSiteDebug *iface,
IActiveScriptErrorDebug *pErrorDebug, BOOL *pfEnterDebugger, BOOL *pfCallOnScriptErrorWhenContinuing)
{
ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
FIXME("(%p)->(%p %p %p)\n", This, pErrorDebug, pfEnterDebugger, pfCallOnScriptErrorWhenContinuing);
return E_NOTIMPL;
}
static const IActiveScriptSiteDebugVtbl ActiveScriptSiteDebugVtbl = {
ActiveScriptSiteDebug_QueryInterface,
ActiveScriptSiteDebug_AddRef,
ActiveScriptSiteDebug_Release,
ActiveScriptSiteDebug_GetDocumentContextFromPosition,
ActiveScriptSiteDebug_GetApplication,
ActiveScriptSiteDebug_GetRootApplicationNode,
ActiveScriptSiteDebug_OnScriptErrorDebug
};
static inline ScriptHost *impl_from_IServiceProvider(IServiceProvider *iface)
{
return CONTAINING_RECORD(iface, ScriptHost, IServiceProvider_iface);
}
static HRESULT WINAPI ASServiceProvider_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IServiceProvider(iface);
return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
}
static ULONG WINAPI ASServiceProvider_AddRef(IServiceProvider *iface)
{
ScriptHost *This = impl_from_IServiceProvider(iface);
return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
}
static ULONG WINAPI ASServiceProvider_Release(IServiceProvider *iface)
{
ScriptHost *This = impl_from_IServiceProvider(iface);
return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
}
static HRESULT WINAPI ASServiceProvider_QueryService(IServiceProvider *iface, REFGUID guidService,
REFIID riid, void **ppv)
{
ScriptHost *This = impl_from_IServiceProvider(iface);
if(IsEqualGUID(&SID_SInternetHostSecurityManager, guidService)) {
TRACE("(%p)->(SID_SInternetHostSecurityManager)\n", This);
if(!This->window || !This->window->doc)
return E_NOINTERFACE;
return IInternetHostSecurityManager_QueryInterface(&This->window->doc->IInternetHostSecurityManager_iface,
riid, ppv);
}
if(IsEqualGUID(&SID_SContainerDispatch, guidService)) {
TRACE("(%p)->(SID_SContainerDispatch)\n", This);
if(!This->window || !This->window->doc)
return E_NOINTERFACE;
return IHTMLDocument2_QueryInterface(&This->window->doc->basedoc.IHTMLDocument2_iface, riid, ppv);
}
FIXME("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
static const IServiceProviderVtbl ASServiceProviderVtbl = {
ASServiceProvider_QueryInterface,
ASServiceProvider_AddRef,
ASServiceProvider_Release,
ASServiceProvider_QueryService
};
static ScriptHost *create_script_host(HTMLInnerWindow *window, const GUID *guid)
{
ScriptHost *ret;
HRESULT hres;
ret = heap_alloc_zero(sizeof(*ret));
if(!ret)
return NULL;
ret->IActiveScriptSite_iface.lpVtbl = &ActiveScriptSiteVtbl;
ret->IActiveScriptSiteInterruptPoll_iface.lpVtbl = &ActiveScriptSiteInterruptPollVtbl;
ret->IActiveScriptSiteWindow_iface.lpVtbl = &ActiveScriptSiteWindowVtbl;
ret->IActiveScriptSiteUIControl_iface.lpVtbl = &ActiveScriptSiteUIControlVtbl;
ret->IActiveScriptSiteDebug_iface.lpVtbl = &ActiveScriptSiteDebugVtbl;
ret->IServiceProvider_iface.lpVtbl = &ASServiceProviderVtbl;
ret->ref = 1;
ret->window = window;
ret->script_state = SCRIPTSTATE_UNINITIALIZED;
ret->guid = *guid;
list_add_tail(&window->script_hosts, &ret->entry);
hres = CoCreateInstance(&ret->guid, NULL, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER,
&IID_IActiveScript, (void**)&ret->script);
if(FAILED(hres))
WARN("Could not load script engine: %08x\n", hres);
else if(!init_script_engine(ret))
release_script_engine(ret);
return ret;
}
static void dispatch_script_readystatechange_event(HTMLScriptElement *script)
{
DOMEvent *event;
HRESULT hres;
hres = create_document_event(script->element.node.doc, EVENTID_READYSTATECHANGE, &event);
if(FAILED(hres))
return;
dispatch_event(&script->element.node.event_target, event);
IDOMEvent_Release(&event->IDOMEvent_iface);
}
typedef struct {
task_t header;
HTMLScriptElement *elem;
} fire_readystatechange_task_t;
static void fire_readystatechange_proc(task_t *_task)
{
fire_readystatechange_task_t *task = (fire_readystatechange_task_t*)_task;
if(!task->elem->pending_readystatechange_event)
return;
task->elem->pending_readystatechange_event = FALSE;
dispatch_script_readystatechange_event(task->elem);
}
static void fire_readystatechange_task_destr(task_t *_task)
{
fire_readystatechange_task_t *task = (fire_readystatechange_task_t*)_task;
IHTMLScriptElement_Release(&task->elem->IHTMLScriptElement_iface);
}
static void set_script_elem_readystate(HTMLScriptElement *script_elem, READYSTATE readystate)
{
script_elem->readystate = readystate;
if(readystate != READYSTATE_INTERACTIVE) {
if(!script_elem->element.node.doc->window->parser_callback_cnt) {
fire_readystatechange_task_t *task;
HRESULT hres;
if(script_elem->pending_readystatechange_event)
return;
task = heap_alloc(sizeof(*task));
if(!task)
return;
IHTMLScriptElement_AddRef(&script_elem->IHTMLScriptElement_iface);
task->elem = script_elem;
hres = push_task(&task->header, fire_readystatechange_proc, fire_readystatechange_task_destr,
script_elem->element.node.doc->window->task_magic);
if(SUCCEEDED(hres))
script_elem->pending_readystatechange_event = TRUE;
}else {
script_elem->pending_readystatechange_event = FALSE;
dispatch_script_readystatechange_event(script_elem);
}
}
}
static void parse_elem_text(ScriptHost *script_host, HTMLScriptElement *script_elem, LPCWSTR text)
{
EXCEPINFO excepinfo;
VARIANT var;
HRESULT hres;
TRACE("%s\n", debugstr_w(text));
VariantInit(&var);
memset(&excepinfo, 0, sizeof(excepinfo));
TRACE(">>>\n");
hres = IActiveScriptParse_ParseScriptText(script_host->parse, text, windowW, NULL, script_endW,
0, 0, SCRIPTTEXT_ISVISIBLE|SCRIPTTEXT_HOSTMANAGESSOURCE,
&var, &excepinfo);
if(SUCCEEDED(hres))
TRACE("<<<\n");
else
WARN("<<< %08x\n", hres);
}
typedef struct {
BSCallback bsc;
HTMLScriptElement *script_elem;
DWORD scheme;
DWORD size;
char *buf;
} ScriptBSC;
static HRESULT get_binding_text(ScriptBSC *bsc, WCHAR **ret)
{
UINT cp = CP_UTF8;
WCHAR *text;
if(!bsc->bsc.readed) {
text = heap_alloc(sizeof(WCHAR));
if(!text)
return E_OUTOFMEMORY;
*text = 0;
*ret = text;
return S_OK;
}
switch(bsc->bsc.bom) {
case BOM_UTF16:
if(bsc->bsc.readed % sizeof(WCHAR)) {
FIXME("The buffer is not a valid utf16 string\n");
return E_FAIL;
}
text = heap_alloc(bsc->bsc.readed+sizeof(WCHAR));
if(!text)
return E_OUTOFMEMORY;
memcpy(text, bsc->buf, bsc->bsc.readed);
text[bsc->bsc.readed/sizeof(WCHAR)] = 0;
break;
default:
/* FIXME: Try to use charset from HTTP headers first */
cp = get_document_charset(bsc->script_elem->element.node.doc);
/* fall through */
case BOM_UTF8: {
DWORD len;
len = MultiByteToWideChar(cp, 0, bsc->buf, bsc->bsc.readed, NULL, 0);
text = heap_alloc((len+1)*sizeof(WCHAR));
if(!text)
return E_OUTOFMEMORY;
MultiByteToWideChar(cp, 0, bsc->buf, bsc->bsc.readed, text, len);
text[len] = 0;
}
}
*ret = text;
return S_OK;
}
static void script_file_available(ScriptBSC *bsc)
{
HTMLScriptElement *script_elem = bsc->script_elem;
HTMLInnerWindow *window = bsc->bsc.window;
ScriptHost *script_host;
nsIDOMNode *parent;
nsresult nsres;
HRESULT hres;
assert(window != NULL);
hres = get_binding_text(bsc, &script_elem->src_text);
if(FAILED(hres))
return;
script_host = get_elem_script_host(window, script_elem);
if(!script_host)
return;
if(window->parser_callback_cnt) {
script_queue_entry_t *queue;
TRACE("Adding to queue\n");
queue = heap_alloc(sizeof(*queue));
if(!queue)
return;
IHTMLScriptElement_AddRef(&script_elem->IHTMLScriptElement_iface);
queue->script = script_elem;
list_add_tail(&window->script_queue, &queue->entry);
return;
}
nsres = nsIDOMElement_GetParentNode(script_elem->element.dom_element, &parent);
if(NS_FAILED(nsres) || !parent) {
TRACE("No parent, not executing\n");
script_elem->parse_on_bind = TRUE;
return;
}
nsIDOMNode_Release(parent);
script_host = get_elem_script_host(window, script_elem);
if(!script_host)
return;
script_elem->parsed = TRUE;
if(script_host->parse)
parse_elem_text(script_host, script_elem, script_elem->src_text);
}
static inline ScriptBSC *impl_from_BSCallback(BSCallback *iface)
{
return CONTAINING_RECORD(iface, ScriptBSC, bsc);
}
static void ScriptBSC_destroy(BSCallback *bsc)
{
ScriptBSC *This = impl_from_BSCallback(bsc);
if(This->script_elem) {
IHTMLScriptElement_Release(&This->script_elem->IHTMLScriptElement_iface);
This->script_elem = NULL;
}
heap_free(This->buf);
heap_free(This);
}
static HRESULT ScriptBSC_init_bindinfo(BSCallback *bsc)
{
return S_OK;
}
static HRESULT ScriptBSC_start_binding(BSCallback *bsc)
{
ScriptBSC *This = impl_from_BSCallback(bsc);
This->script_elem->binding = &This->bsc;
/* FIXME: We should find a better to decide if 'loading' state is supposed to be used by the protocol. */
if(This->scheme == URL_SCHEME_HTTPS || This->scheme == URL_SCHEME_HTTP)
set_script_elem_readystate(This->script_elem, READYSTATE_LOADING);
return S_OK;
}
static HRESULT ScriptBSC_stop_binding(BSCallback *bsc, HRESULT result)
{
ScriptBSC *This = impl_from_BSCallback(bsc);
if(SUCCEEDED(result) && !This->script_elem)
result = E_UNEXPECTED;
assert(FAILED(result) || This->script_elem->binding == &This->bsc);
This->script_elem->binding = NULL;
if(This->script_elem->readystate == READYSTATE_LOADING)
set_script_elem_readystate(This->script_elem, READYSTATE_LOADED);
if(SUCCEEDED(result)) {
script_file_available(This);
}else {
FIXME("binding failed %08x\n", result);
heap_free(This->buf);
This->buf = NULL;
This->size = 0;
}
IHTMLScriptElement_Release(&This->script_elem->IHTMLScriptElement_iface);
This->script_elem = NULL;
return S_OK;
}
static HRESULT ScriptBSC_read_data(BSCallback *bsc, IStream *stream)
{
ScriptBSC *This = impl_from_BSCallback(bsc);
DWORD readed;
HRESULT hres;
if(!This->buf) {
This->buf = heap_alloc(128);
if(!This->buf)
return E_OUTOFMEMORY;
This->size = 128;
}
do {
if(This->bsc.readed >= This->size) {
void *new_buf;
new_buf = heap_realloc(This->buf, This->size << 1);
if(!new_buf)
return E_OUTOFMEMORY;
This->size <<= 1;
This->buf = new_buf;
}
hres = read_stream(&This->bsc, stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
}while(hres == S_OK);
return S_OK;
}
static HRESULT ScriptBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
{
return S_OK;
}
static HRESULT ScriptBSC_on_response(BSCallback *bsc, DWORD response_code,
LPCWSTR response_headers)
{
return S_OK;
}
static HRESULT ScriptBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
{
return S_FALSE;
}
static const BSCallbackVtbl ScriptBSCVtbl = {
ScriptBSC_destroy,
ScriptBSC_init_bindinfo,
ScriptBSC_start_binding,
ScriptBSC_stop_binding,
ScriptBSC_read_data,
ScriptBSC_on_progress,
ScriptBSC_on_response,
ScriptBSC_beginning_transaction
};
HRESULT load_script(HTMLScriptElement *script_elem, const WCHAR *src, BOOL async)
{
HTMLInnerWindow *window;
ScriptBSC *bsc;
IMoniker *mon;
IUri *uri;
HRESULT hres;
static const WCHAR wine_schemaW[] = {'w','i','n','e',':'};
if(strlenW(src) > ARRAY_SIZE(wine_schemaW) && !memcmp(src, wine_schemaW, sizeof(wine_schemaW)))
src += ARRAY_SIZE(wine_schemaW);
TRACE("(%p %s %x)\n", script_elem, debugstr_w(src), async);
if(!script_elem->element.node.doc || !(window = script_elem->element.node.doc->window)) {
ERR("no window\n");
return E_UNEXPECTED;
}
hres = create_uri(src, 0, &uri);
if(FAILED(hres))
return hres;
hres = CreateURLMonikerEx2(NULL, uri, &mon, URL_MK_UNIFORM);
if(FAILED(hres)) {
IUri_Release(uri);
return hres;
}
bsc = heap_alloc_zero(sizeof(*bsc));
if(!bsc) {
IMoniker_Release(mon);
IUri_Release(uri);
return E_OUTOFMEMORY;
}
init_bscallback(&bsc->bsc, &ScriptBSCVtbl, mon, async ? BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA : 0);
IMoniker_Release(mon);
hres = IUri_GetScheme(uri, &bsc->scheme);
IUri_Release(uri);
if(FAILED(hres))
bsc->scheme = URL_SCHEME_UNKNOWN;
IHTMLScriptElement_AddRef(&script_elem->IHTMLScriptElement_iface);
bsc->script_elem = script_elem;
hres = start_binding(window, &bsc->bsc, NULL);
IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
return hres;
}
static void parse_inline_script(ScriptHost *script_host, HTMLScriptElement *script_elem)
{
const PRUnichar *text;
nsAString text_str;
nsresult nsres;
nsAString_Init(&text_str, NULL);
nsres = nsIDOMHTMLScriptElement_GetText(script_elem->nsscript, &text_str);
nsAString_GetData(&text_str, &text);
set_script_elem_readystate(script_elem, READYSTATE_INTERACTIVE);
if(NS_FAILED(nsres)) {
ERR("GetText failed: %08x\n", nsres);
}else if(*text) {
parse_elem_text(script_host, script_elem, text);
}
nsAString_Finish(&text_str);
}
static BOOL parse_script_elem(ScriptHost *script_host, HTMLScriptElement *script_elem)
{
nsAString src_str, event_str;
BOOL is_complete = FALSE;
const PRUnichar *src;
nsresult nsres;
nsAString_Init(&event_str, NULL);
nsres = nsIDOMHTMLScriptElement_GetEvent(script_elem->nsscript, &event_str);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *event;
nsAString_GetData(&event_str, &event);
if(*event) {
TRACE("deferring event %s script evaluation\n", debugstr_w(event));
nsAString_Finish(&event_str);
return FALSE;
}
}else {
ERR("GetEvent failed: %08x\n", nsres);
}
nsAString_Finish(&event_str);
nsAString_Init(&src_str, NULL);
nsres = nsIDOMHTMLScriptElement_GetSrc(script_elem->nsscript, &src_str);
nsAString_GetData(&src_str, &src);
if(NS_FAILED(nsres)) {
ERR("GetSrc failed: %08x\n", nsres);
}else if(*src) {
load_script(script_elem, src, FALSE);
is_complete = script_elem->parsed;
}else {
parse_inline_script(script_host, script_elem);
is_complete = TRUE;
}
nsAString_Finish(&src_str);
return is_complete;
}
static GUID get_default_script_guid(HTMLInnerWindow *window)
{
/* If not specified, we should use very first script host that was created for the page (or JScript if none) */
return list_empty(&window->script_hosts)
? CLSID_JScript
: LIST_ENTRY(list_head(&window->script_hosts), ScriptHost, entry)->guid;
}
static BOOL get_guid_from_type(LPCWSTR type, GUID *guid)
{
const WCHAR text_javascriptW[] =
{'t','e','x','t','/','j','a','v','a','s','c','r','i','p','t',0};
const WCHAR text_jscriptW[] =
{'t','e','x','t','/','j','s','c','r','i','p','t',0};
const WCHAR text_vbscriptW[] =
{'t','e','x','t','/','v','b','s','c','r','i','p','t',0};
/* FIXME: Handle more types */
if(!strcmpiW(type, text_javascriptW) || !strcmpiW(type, text_jscriptW)) {
*guid = CLSID_JScript;
}else if(!strcmpiW(type, text_vbscriptW)) {
*guid = CLSID_VBScript;
}else {
FIXME("Unknown type %s\n", debugstr_w(type));
return FALSE;
}
return TRUE;
}
static BOOL get_guid_from_language(LPCWSTR type, GUID *guid)
{
HRESULT hres;
hres = CLSIDFromProgID(type, guid);
if(FAILED(hres))
return FALSE;
/* FIXME: Check CATID_ActiveScriptParse */
return TRUE;
}
static BOOL get_script_guid(HTMLInnerWindow *window, nsIDOMHTMLScriptElement *nsscript, GUID *guid)
{
nsIDOMElement *nselem;
const PRUnichar *language;
nsAString val_str;
BOOL ret = FALSE;
nsresult nsres;
static const PRUnichar languageW[] = {'l','a','n','g','u','a','g','e',0};
nsAString_Init(&val_str, NULL);
nsres = nsIDOMHTMLScriptElement_GetType(nsscript, &val_str);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *type;
nsAString_GetData(&val_str, &type);
if(*type) {
ret = get_guid_from_type(type, guid);
nsAString_Finish(&val_str);
return ret;
}
}else {
ERR("GetType failed: %08x\n", nsres);
}
nsres = nsIDOMHTMLScriptElement_QueryInterface(nsscript, &IID_nsIDOMElement, (void**)&nselem);
assert(nsres == NS_OK);
nsres = get_elem_attr_value(nselem, languageW, &val_str, &language);
nsIDOMElement_Release(nselem);
if(NS_SUCCEEDED(nsres)) {
if(*language) {
ret = get_guid_from_language(language, guid);
}else {
*guid = get_default_script_guid(window);
ret = TRUE;
}
nsAString_Finish(&val_str);
}
return ret;
}
static ScriptHost *get_script_host(HTMLInnerWindow *window, const GUID *guid)
{
ScriptHost *iter;
LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
if(IsEqualGUID(guid, &iter->guid))
return iter;
}
return create_script_host(window, guid);
}
static ScriptHost *get_elem_script_host(HTMLInnerWindow *window, HTMLScriptElement *script_elem)
{
GUID guid;
if(!get_script_guid(window, script_elem->nsscript, &guid)) {
WARN("Could not find script GUID\n");
return NULL;
}
if(IsEqualGUID(&CLSID_JScript, &guid)
&& (!window->base.outer_window || window->base.outer_window->scriptmode != SCRIPTMODE_ACTIVESCRIPT)) {
TRACE("Ignoring JScript\n");
return NULL;
}
return get_script_host(window, &guid);
}
void doc_insert_script(HTMLInnerWindow *window, HTMLScriptElement *script_elem, BOOL from_parser)
{
ScriptHost *script_host;
BOOL is_complete = FALSE;
script_host = get_elem_script_host(window, script_elem);
if(!script_host)
return;
if(script_host->parse) {
if(script_elem->src_text) {
if(from_parser)
set_script_elem_readystate(script_elem, READYSTATE_INTERACTIVE);
script_elem->parsed = TRUE;
parse_elem_text(script_host, script_elem, script_elem->src_text);
is_complete = TRUE;
}else if(!script_elem->binding) {
is_complete = parse_script_elem(script_host, script_elem);
}
}
if(is_complete)
set_script_elem_readystate(script_elem, READYSTATE_COMPLETE);
}
IDispatch *script_parse_event(HTMLInnerWindow *window, LPCWSTR text)
{
ScriptHost *script_host;
GUID guid;
const WCHAR *ptr;
IDispatch *disp;
HRESULT hres;
static const WCHAR delimiterW[] = {'\"',0};
TRACE("%s\n", debugstr_w(text));
for(ptr = text; isalnumW(*ptr); ptr++);
if(*ptr == ':') {
LPWSTR language;
BOOL b;
language = heap_alloc((ptr-text+1)*sizeof(WCHAR));
if(!language)
return NULL;
memcpy(language, text, (ptr-text)*sizeof(WCHAR));
language[ptr-text] = 0;
b = get_guid_from_language(language, &guid);
heap_free(language);
if(!b) {
WARN("Could not find language\n");
return NULL;
}
ptr++;
}else {
ptr = text;
guid = get_default_script_guid(window);
}
if(IsEqualGUID(&CLSID_JScript, &guid)
&& (!window->base.outer_window || window->base.outer_window->scriptmode != SCRIPTMODE_ACTIVESCRIPT)) {
TRACE("Ignoring JScript\n");
return NULL;
}
script_host = get_script_host(window, &guid);
if(!script_host || !script_host->parse_proc)
return NULL;
hres = IActiveScriptParseProcedure2_ParseProcedureText(script_host->parse_proc, ptr, NULL, emptyW,
NULL, NULL, delimiterW, 0 /* FIXME */, 0,
SCRIPTPROC_HOSTMANAGESSOURCE|SCRIPTPROC_IMPLICIT_THIS|SCRIPTPROC_IMPLICIT_PARENTS, &disp);
if(FAILED(hres)) {
WARN("ParseProcedureText failed: %08x\n", hres);
return NULL;
}
TRACE("ret %p\n", disp);
return disp;
}
HRESULT exec_script(HTMLInnerWindow *window, const WCHAR *code, const WCHAR *lang, VARIANT *ret)
{
ScriptHost *script_host;
EXCEPINFO ei;
GUID guid;
HRESULT hres;
static const WCHAR delimW[] = {'"',0};
if(!get_guid_from_language(lang, &guid)) {
WARN("Could not find script GUID\n");
return CO_E_CLASSSTRING;
}
script_host = get_script_host(window, &guid);
if(!script_host) {
FIXME("No script host\n");
return E_FAIL;
}
if(!script_host->parse) {
FIXME("script_host->parse == NULL\n");
return E_FAIL;
}
memset(&ei, 0, sizeof(ei));
TRACE(">>>\n");
hres = IActiveScriptParse_ParseScriptText(script_host->parse, code, NULL, NULL, delimW, 0, 0, SCRIPTTEXT_ISVISIBLE, ret, &ei);
if(SUCCEEDED(hres))
TRACE("<<<\n");
else
WARN("<<< %08x\n", hres);
return hres;
}
IDispatch *get_script_disp(ScriptHost *script_host)
{
IDispatch *disp;
HRESULT hres;
if(!script_host->script)
return NULL;
hres = IActiveScript_GetScriptDispatch(script_host->script, windowW, &disp);
if(FAILED(hres))
return NULL;
return disp;
}
static EventTarget *find_event_target(HTMLDocumentNode *doc, HTMLScriptElement *script_elem)
{
EventTarget *event_target = NULL;
const PRUnichar *target_id;
nsAString target_id_str;
nsresult nsres;
HRESULT hres;
nsAString_Init(&target_id_str, NULL);
nsres = nsIDOMHTMLScriptElement_GetHtmlFor(script_elem->nsscript, &target_id_str);
if(NS_FAILED(nsres)) {
ERR("GetScriptFor failed: %08x\n", nsres);
nsAString_Finish(&target_id_str);
return NULL;
}
nsAString_GetData(&target_id_str, &target_id);
if(!*target_id) {
FIXME("Empty for attribute\n");
}else if(!strcmpW(target_id, documentW)) {
event_target = &doc->node.event_target;
htmldoc_addref(&doc->basedoc);
}else if(!strcmpW(target_id, windowW)) {
if(doc->window) {
event_target = &doc->window->event_target;
IDispatchEx_AddRef(&event_target->dispex.IDispatchEx_iface);
}
}else {
HTMLElement *target_elem;
hres = get_doc_elem_by_id(doc, target_id, &target_elem);
if(SUCCEEDED(hres) && target_elem) {
event_target = &target_elem->node.event_target;
}
}
nsAString_Finish(&target_id_str);
return event_target;
}
static BOOL parse_event_str(WCHAR *event, const WCHAR **args)
{
WCHAR *ptr;
TRACE("%s\n", debugstr_w(event));
for(ptr = event; isalnumW(*ptr); ptr++);
if(!*ptr) {
*args = NULL;
return TRUE;
}
if(*ptr != '(')
return FALSE;
*ptr++ = 0;
*args = ptr;
while(isalnumW(*ptr) || isspaceW(*ptr) || *ptr == ',')
ptr++;
if(*ptr != ')')
return FALSE;
*ptr++ = 0;
return !*ptr;
}
static IDispatch *parse_event_elem(HTMLDocumentNode *doc, HTMLScriptElement *script_elem, WCHAR **ret_event)
{
ScriptHost *script_host;
WCHAR *event = NULL;
const WCHAR *args;
nsAString nsstr;
IDispatch *disp;
nsresult nsres;
HRESULT hres;
if(script_elem->parsed)
return NULL;
script_host = get_elem_script_host(doc->window, script_elem);
if(!script_host || !script_host->parse_proc)
return NULL;
nsAString_Init(&nsstr, NULL);
nsres = nsIDOMHTMLScriptElement_GetEvent(script_elem->nsscript, &nsstr);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *event_val;
nsAString_GetData(&nsstr, &event_val);
event = heap_strdupW(event_val);
}
nsAString_Finish(&nsstr);
if(!event)
return NULL;
if(!parse_event_str(event, &args)) {
WARN("parsing %s failed\n", debugstr_w(event));
heap_free(event);
return NULL;
}
nsAString_Init(&nsstr, NULL);
nsres = nsIDOMHTMLScriptElement_GetText(script_elem->nsscript, &nsstr);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *text;
nsAString_GetData(&nsstr, &text);
hres = IActiveScriptParseProcedure2_ParseProcedureText(script_host->parse_proc, text, args,
emptyW, NULL, NULL, script_endW, 0, 0,
SCRIPTPROC_HOSTMANAGESSOURCE|SCRIPTPROC_IMPLICIT_THIS|SCRIPTPROC_IMPLICIT_PARENTS, &disp);
if(FAILED(hres))
disp = NULL;
}else {
ERR("GetText failed: %08x\n", nsres);
disp = NULL;
}
nsAString_Finish(&nsstr);
if(!disp) {
heap_free(event);
return NULL;
}
*ret_event = event;
return disp;
}
void bind_event_scripts(HTMLDocumentNode *doc)
{
HTMLPluginContainer *plugin_container;
nsIDOMHTMLScriptElement *nsscript;
HTMLScriptElement *script_elem;
EventTarget *event_target;
nsIDOMNodeList *node_list;
nsIDOMNode *script_node;
nsAString selector_str;
IDispatch *event_disp;
UINT32 length, i;
WCHAR *event;
nsresult nsres;
HRESULT hres;
static const PRUnichar selectorW[] = {'s','c','r','i','p','t','[','e','v','e','n','t',']',0};
TRACE("%p\n", doc);
if(!doc->nsdoc)
return;
nsAString_InitDepend(&selector_str, selectorW);
nsres = nsIDOMHTMLDocument_QuerySelectorAll(doc->nsdoc, &selector_str, &node_list);
nsAString_Finish(&selector_str);
if(NS_FAILED(nsres)) {
ERR("QuerySelectorAll failed: %08x\n", nsres);
return;
}
if(!node_list)
return;
nsres = nsIDOMNodeList_GetLength(node_list, &length);
assert(nsres == NS_OK);
for(i=0; i < length; i++) {
nsres = nsIDOMNodeList_Item(node_list, i, &script_node);
if(NS_FAILED(nsres) || !script_node) {
ERR("Item(%d) failed: %08x\n", i, nsres);
continue;
}
nsres = nsIDOMNode_QueryInterface(script_node, &IID_nsIDOMHTMLScriptElement, (void**)&nsscript);
assert(nsres == NS_OK);
nsIDOMNode_Release(script_node);
hres = script_elem_from_nsscript(nsscript, &script_elem);
if(FAILED(hres))
continue;
event_disp = parse_event_elem(doc, script_elem, &event);
if(event_disp) {
event_target = find_event_target(doc, script_elem);
if(event_target) {
hres = IDispatchEx_QueryInterface(&event_target->dispex.IDispatchEx_iface, &IID_HTMLPluginContainer,
(void**)&plugin_container);
if(SUCCEEDED(hres))
bind_activex_event(doc, plugin_container, event, event_disp);
else
bind_target_event(doc, event_target, event, event_disp);
IDispatchEx_Release(&event_target->dispex.IDispatchEx_iface);
if(plugin_container)
node_release(&plugin_container->element.node);
}
heap_free(event);
IDispatch_Release(event_disp);
}
IHTMLScriptElement_Release(&script_elem->IHTMLScriptElement_iface);
}
nsIDOMNodeList_Release(node_list);
}
BOOL find_global_prop(HTMLInnerWindow *window, BSTR name, DWORD flags, ScriptHost **ret_host, DISPID *ret_id)
{
IDispatchEx *dispex;
IDispatch *disp;
ScriptHost *iter;
HRESULT hres;
LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
disp = get_script_disp(iter);
if(!disp)
continue;
hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
if(SUCCEEDED(hres)) {
hres = IDispatchEx_GetDispID(dispex, name, flags & (~fdexNameEnsure), ret_id);
IDispatchEx_Release(dispex);
}else {
FIXME("No IDispatchEx\n");
hres = E_NOTIMPL;
}
IDispatch_Release(disp);
if(SUCCEEDED(hres)) {
*ret_host = iter;
return TRUE;
}
}
return FALSE;
}
static BOOL is_jscript_available(void)
{
static BOOL available, checked;
if(!checked) {
IUnknown *unk;
HRESULT hres = CoGetClassObject(&CLSID_JScript, CLSCTX_INPROC_SERVER, NULL, &IID_IUnknown, (void**)&unk);
if(SUCCEEDED(hres)) {
available = TRUE;
IUnknown_Release(unk);
}else {
available = FALSE;
}
checked = TRUE;
}
return available;
}
void set_script_mode(HTMLOuterWindow *window, SCRIPTMODE mode)
{
nsIWebBrowserSetup *setup;
nsresult nsres;
if(mode == SCRIPTMODE_ACTIVESCRIPT && !is_jscript_available()) {
TRACE("jscript.dll not available\n");
window->scriptmode = SCRIPTMODE_GECKO;
return;
}
window->scriptmode = mode;
if(!window->doc_obj->nscontainer || !window->doc_obj->nscontainer->webbrowser)
return;
nsres = nsIWebBrowser_QueryInterface(window->doc_obj->nscontainer->webbrowser,
&IID_nsIWebBrowserSetup, (void**)&setup);
if(NS_SUCCEEDED(nsres)) {
nsres = nsIWebBrowserSetup_SetProperty(setup, SETUP_ALLOW_JAVASCRIPT,
window->scriptmode == SCRIPTMODE_GECKO);
if(NS_SUCCEEDED(nsres))
nsres = nsIWebBrowserSetup_SetProperty(setup, SETUP_DISABLE_NOSCRIPT, TRUE);
nsIWebBrowserSetup_Release(setup);
}
if(NS_FAILED(nsres))
ERR("JavaScript setup failed: %08x\n", nsres);
}
void release_script_hosts(HTMLInnerWindow *window)
{
script_queue_entry_t *queue_iter;
ScriptHost *iter;
while(!list_empty(&window->script_queue)) {
queue_iter = LIST_ENTRY(list_head(&window->script_queue), script_queue_entry_t, entry);
list_remove(&queue_iter->entry);
IHTMLScriptElement_Release(&queue_iter->script->IHTMLScriptElement_iface);
heap_free(queue_iter);
}
while(!list_empty(&window->script_hosts)) {
iter = LIST_ENTRY(list_head(&window->script_hosts), ScriptHost, entry);
release_script_engine(iter);
list_remove(&iter->entry);
iter->window = NULL;
IActiveScriptSite_Release(&iter->IActiveScriptSite_iface);
}
}
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