321 lines
8.3 KiB
C
321 lines
8.3 KiB
C
/*
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* Copyright 2008 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "ole2.h"
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#include "activscp.h"
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#include "wine/debug.h"
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#include "mshtml_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
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static const CLSID CLSID_JScript =
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{0xf414c260,0x6ac0,0x11cf,{0xb6,0xd1,0x00,0xaa,0x00,0xbb,0xbb,0x58}};
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typedef struct {
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const IActiveScriptSiteVtbl *lpActiveScriptSiteVtbl;
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LONG ref;
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IActiveScript *script;
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SCRIPTSTATE script_state;
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HTMLDocument *doc;
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GUID guid;
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struct list entry;
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} ScriptHost;
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#define ACTSCPSITE(x) ((IActiveScriptSite*) &(x)->lpActiveScriptSiteVtbl)
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#define ACTSCPSITE_THIS(iface) DEFINE_THIS(ScriptHost, ActiveScriptSite, iface)
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static HRESULT WINAPI ActiveScriptSite_QueryInterface(IActiveScriptSite *iface, REFIID riid, void **ppv)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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*ppv = NULL;
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if(IsEqualGUID(&IID_IUnknown, riid)) {
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TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
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*ppv = ACTSCPSITE(This);
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}else if(IsEqualGUID(&IID_IActiveScriptSite, riid)) {
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TRACE("(%p)->(IID_IActiveScriptSite %p)\n", This, ppv);
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*ppv = ACTSCPSITE(This);
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}else {
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FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI ActiveScriptSite_AddRef(IActiveScriptSite *iface)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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LONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) ref=%d\n", This, ref);
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return ref;
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}
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static ULONG WINAPI ActiveScriptSite_Release(IActiveScriptSite *iface)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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LONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) ref=%d\n", This, ref);
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if(!ref) {
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if(This->doc)
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list_remove(&This->entry);
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heap_free(This);
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}
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return ref;
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}
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static HRESULT WINAPI ActiveScriptSite_GetLCID(IActiveScriptSite *iface, LCID *plcid)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->(%p)\n", This, plcid);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_GetItemInfo(IActiveScriptSite *iface, LPCOLESTR pstrName,
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DWORD dwReturnMask, IUnknown **ppiunkItem, ITypeInfo **ppti)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->(%s %x %p %p)\n", This, debugstr_w(pstrName), dwReturnMask, ppiunkItem, ppti);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_GetDocVersionString(IActiveScriptSite *iface, BSTR *pbstrVersion)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->(%p)\n", This, pbstrVersion);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_OnScriptTerminate(IActiveScriptSite *iface,
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const VARIANT *pvarResult, const EXCEPINFO *pexcepinfo)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->(%p %p)\n", This, pvarResult, pexcepinfo);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_OnStateChange(IActiveScriptSite *iface, SCRIPTSTATE ssScriptState)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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TRACE("(%p)->(%x)\n", This, ssScriptState);
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This->script_state = ssScriptState;
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return S_OK;
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}
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static HRESULT WINAPI ActiveScriptSite_OnScriptError(IActiveScriptSite *iface, IActiveScriptError *pscripterror)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->(%p)\n", This, pscripterror);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_OnEnterScript(IActiveScriptSite *iface)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->()\n", This);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI ActiveScriptSite_OnLeaveScript(IActiveScriptSite *iface)
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{
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ScriptHost *This = ACTSCPSITE_THIS(iface);
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FIXME("(%p)->()\n", This);
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return E_NOTIMPL;
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}
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#undef ACTSCPSITE_THIS
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static const IActiveScriptSiteVtbl ActiveScriptSiteVtbl = {
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ActiveScriptSite_QueryInterface,
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ActiveScriptSite_AddRef,
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ActiveScriptSite_Release,
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ActiveScriptSite_GetLCID,
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ActiveScriptSite_GetItemInfo,
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ActiveScriptSite_GetDocVersionString,
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ActiveScriptSite_OnScriptTerminate,
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ActiveScriptSite_OnStateChange,
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ActiveScriptSite_OnScriptError,
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ActiveScriptSite_OnEnterScript,
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ActiveScriptSite_OnLeaveScript
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};
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static ScriptHost *create_script_host(HTMLDocument *doc, GUID *guid)
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{
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ScriptHost *ret;
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HRESULT hres;
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ret = heap_alloc_zero(sizeof(*ret));
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ret->lpActiveScriptSiteVtbl = &ActiveScriptSiteVtbl;
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ret->ref = 1;
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ret->doc = doc;
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ret->guid = *guid;
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list_add_tail(&doc->script_hosts, &ret->entry);
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hres = CoCreateInstance(&ret->guid, NULL, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER,
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&IID_IActiveScript, (void**)&ret->script);
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if(FAILED(hres))
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WARN("Could not load script engine: %08x\n", hres);
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return ret;
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}
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static BOOL get_guid_from_type(LPCWSTR type, GUID *guid)
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{
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const WCHAR text_javascriptW[] =
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{'t','e','x','t','/','j','a','v','a','s','c','r','i','p','t',0};
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/* FIXME: Handle more types */
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if(!strcmpW(type, text_javascriptW)) {
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*guid = CLSID_JScript;
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}else {
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FIXME("Unknown type %s\n", debugstr_w(type));
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return FALSE;
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}
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return TRUE;
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}
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static BOOL get_guid_from_language(LPCWSTR type, GUID *guid)
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{
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HRESULT hres;
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hres = CLSIDFromProgID(type, guid);
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if(FAILED(hres))
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return FALSE;
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/* FIXME: Check CATID_ActiveScriptParse */
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return TRUE;
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}
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static BOOL get_script_guid(nsIDOMHTMLScriptElement *nsscript, GUID *guid)
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{
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nsAString attr_str, val_str;
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BOOL ret = FALSE;
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nsresult nsres;
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static const PRUnichar languageW[] = {'l','a','n','g','u','a','g','e',0};
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nsAString_Init(&val_str, NULL);
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nsres = nsIDOMHTMLScriptElement_GetType(nsscript, &val_str);
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if(NS_SUCCEEDED(nsres)) {
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const PRUnichar *type;
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nsAString_GetData(&val_str, &type);
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if(*type) {
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ret = get_guid_from_type(type, guid);
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nsAString_Finish(&val_str);
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return ret;
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}
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}else {
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ERR("GetType failed: %08x\n", nsres);
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}
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nsAString_Init(&attr_str, languageW);
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nsres = nsIDOMHTMLScriptElement_GetAttribute(nsscript, &attr_str, &val_str);
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if(NS_SUCCEEDED(nsres)) {
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const PRUnichar *language;
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nsAString_GetData(&val_str, &language);
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if(*language) {
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ret = get_guid_from_language(language, guid);
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}else {
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*guid = CLSID_JScript;
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ret = TRUE;
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}
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}else {
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ERR("GetAttribute(language) failed: %08x\n", nsres);
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}
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nsAString_Finish(&attr_str);
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nsAString_Finish(&val_str);
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return ret;
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}
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static ScriptHost *get_script_host(HTMLDocument *doc, nsIDOMHTMLScriptElement *nsscript)
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{
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ScriptHost *iter;
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GUID guid;
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if(!get_script_guid(nsscript, &guid)) {
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WARN("Could not find script GUID\n");
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return NULL;
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}
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if(IsEqualGUID(&CLSID_JScript, &guid)) {
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FIXME("Ignoring JScript\n");
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return NULL;
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}
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LIST_FOR_EACH_ENTRY(iter, &doc->script_hosts, ScriptHost, entry) {
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if(IsEqualGUID(&guid, &iter->guid))
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return iter;
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}
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return create_script_host(doc, &guid);
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}
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void doc_insert_script(HTMLDocument *doc, nsIDOMHTMLScriptElement *nsscript)
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{
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get_script_host(doc, nsscript);
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}
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void release_script_hosts(HTMLDocument *doc)
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{
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ScriptHost *iter;
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while(!list_empty(&doc->script_hosts)) {
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iter = LIST_ENTRY(list_head(&doc->script_hosts), ScriptHost, entry);
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list_remove(&iter->entry);
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iter->doc = NULL;
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IActiveScript_Release(ACTSCPSITE(iter));
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}
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}
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