gecko-dev/parser/htmlparser/robot/nsDebugRobot.cpp
2001-04-10 06:01:08 +00:00

359 lines
9.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Pierre Phaneuf <pp@ludusdesign.com>
*/
#include "nsIRobotSink.h"
#include "nsIRobotSinkObserver.h"
#include "nsIParser.h"
#include "nsIDocShell.h"
#include "nsIWebNavigation.h"
#include "nsIWebShell.h"
#include "nsIDocumentLoader.h"
#include "nsIDocumentLoaderObserver.h"
#include "nsVoidArray.h"
#include "nsString.h"
#include "nsIURL.h"
#include "nsIServiceManager.h"
#include "nsIURL.h"
#include "nsIIOService.h"
#include "nsNetCID.h"
#include "nsIComponentManager.h"
#include "nsParserCIID.h"
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
static NS_DEFINE_IID(kIRobotSinkObserverIID, NS_IROBOTSINKOBSERVER_IID);
class RobotSinkObserver : public nsIRobotSinkObserver {
public:
RobotSinkObserver() {
NS_INIT_REFCNT();
}
virtual ~RobotSinkObserver() {
}
NS_DECL_ISUPPORTS
NS_IMETHOD ProcessLink(const nsString& aURLSpec);
NS_IMETHOD VerifyDirectory (const char * verify_dir);
};
static nsVoidArray * g_workList;
static nsVoidArray * g_duplicateList;
static int g_iProcessed;
static int g_iMaxProcess = 5000;
static PRBool g_bHitTop;
static PRBool g_bReadyForNextUrl;
NS_IMPL_ISUPPORTS(RobotSinkObserver, kIRobotSinkObserverIID);
NS_IMETHODIMP RobotSinkObserver::VerifyDirectory(const char * verify_dir)
{
return NS_OK;
}
NS_IMETHODIMP RobotSinkObserver::ProcessLink(const nsString& aURLSpec)
{
if (!g_bHitTop) {
nsAutoString str;
// Geez this is ugly. temporary hack to only process html files
str.Truncate();
nsString(aURLSpec).Right(str,1);
if (!str.EqualsWithConversion("/"))
{
str.Truncate();
nsString(aURLSpec).Right(str,4);
if (!str.EqualsWithConversion("html"))
{
str.Truncate();
nsString(aURLSpec).Right(str,3);
if (!str.EqualsWithConversion("htm"))
return NS_OK;
}
}
PRInt32 nCount = g_duplicateList->Count();
if (nCount > 0)
{
for (PRInt32 n = 0; n < nCount; n++)
{
nsString * pstr = (nsString *)g_duplicateList->ElementAt(n);
if (pstr->Equals(aURLSpec)) {
fputs ("Robot: (duplicate '",stdout);
fputs (aURLSpec,stdout);
fputs ("')\n",stdout);
return NS_OK;
}
}
}
g_duplicateList->AppendElement(new nsString(aURLSpec));
str.Truncate();
nsString(aURLSpec).Left(str,5);
if (str.EqualsWithConversion("http:")) {
g_iProcessed++;
if (g_iProcessed == (g_iMaxProcess > 0 ? g_iMaxProcess-1 : 0))
g_bHitTop = PR_TRUE;
g_workList->AppendElement(new nsString(aURLSpec));
}
else {
fputs ("Robot: (cannot process URL types '",stdout);
fputs (aURLSpec,stdout);
fputs ("')\n",stdout);
}
}
return NS_OK;
}
extern "C" NS_EXPORT void SetVerificationDirectory(char * verify_dir);
class CStreamListener: public nsIDocumentLoaderObserver
{
public:
CStreamListener() {
NS_INIT_REFCNT();
}
virtual ~CStreamListener() {
}
NS_DECL_ISUPPORTS
// nsIDocumentLoaderObserver
NS_DECL_NSIDOCUMENTLOADEROBSERVER
};
// document loader observer implementation
NS_IMETHODIMP
CStreamListener::OnStartDocumentLoad(nsIDocumentLoader* loader,
nsIURI* aURL,
const char* aCommand)
{
return NS_OK;
}
NS_IMETHODIMP
CStreamListener::OnEndDocumentLoad(nsIDocumentLoader* loader,
nsIRequest *request,
nsresult aStatus)
{
fputs("done.\n",stdout);
g_bReadyForNextUrl = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP
CStreamListener::OnStartURLLoad(nsIDocumentLoader* loader,
nsIRequest *request)
{
return NS_OK;
}
NS_IMETHODIMP
CStreamListener::OnProgressURLLoad(nsIDocumentLoader* loader,
nsIRequest *request,
PRUint32 aProgress,
PRUint32 aProgressMax)
{
return NS_OK;
}
NS_IMETHODIMP
CStreamListener::OnStatusURLLoad(nsIDocumentLoader* loader,
nsIRequest *request,
nsString& aMsg)
{
return NS_OK;
}
NS_IMETHODIMP
CStreamListener::OnEndURLLoad(nsIDocumentLoader* loader,
nsIRequest *request,
nsresult aStatus)
{
return NS_OK;
}
nsresult CStreamListener::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
return NS_ERROR_NOT_IMPLEMENTED; // never called
}
NS_IMPL_ADDREF(CStreamListener)
NS_IMPL_RELEASE(CStreamListener)
extern "C" NS_EXPORT void DumpVectorRecord(void);
//----------------------------------------------------------------------
extern "C" NS_EXPORT int DebugRobot(
nsVoidArray * workList,
nsIDocShell * docShell,
int iMaxLoads,
char * verify_dir,
void (*yieldProc )(const char *)
)
{
int iCount = 1;
CStreamListener * pl = new CStreamListener;
NS_ADDREF(pl);
if (nsnull==workList)
return -1;
g_iMaxProcess = iMaxLoads;
g_iProcessed = 0;
g_bHitTop = PR_FALSE;
g_duplicateList = new nsVoidArray();
RobotSinkObserver* myObserver = new RobotSinkObserver();
NS_ADDREF(myObserver);
g_workList = workList;
/*
nsIDTDDebug * pIDTDDebug;
nsresult rval = NS_NewDTDDebug(&pIDTDDebug);
if (NS_OK != rval) {
fputs("Cannot create parser debugger.\n", stdout);
NS_RELEASE(myObserver);
return -1;
}
pIDTDDebug->SetVerificationDirectory(verify_dir);
*/
for (;;) {
PRInt32 n = g_workList->Count();
if (0 == n) {
break;
}
nsString* urlName = (nsString*) g_workList->ElementAt(n - 1);
g_workList->RemoveElementAt(n - 1);
// Create url
nsIURI* url;
nsresult rv;
NS_WITH_SERVICE(nsIIOService, service, kIOServiceCID, &rv);
if (NS_FAILED(rv)) return rv;
nsIURI *uri = nsnull;
char *uriStr = urlName->ToNewCString();
if (!uriStr) return NS_ERROR_OUT_OF_MEMORY;
rv = service->NewURI(uriStr, nsnull, &uri);
nsCRT::free(uriStr);
if (NS_FAILED(rv)) return rv;
rv = uri->QueryInterface(NS_GET_IID(nsIURI), (void**)&url);
NS_RELEASE(uri);
if (NS_OK != rv) {
printf("invalid URL: '");
fputs(*urlName, stdout);
printf("'\n");
NS_RELEASE(myObserver);
return -1;
}
char str_num[25];
sprintf (str_num,"%d",iCount++);
fputs ("Robot: parsing(",stdout);
fputs (str_num,stdout);
fputs (") ",stdout);
fputs (*urlName,stdout);
fputs ("...",stdout);
delete urlName;
nsIParser* parser;
static NS_DEFINE_IID(kCParserIID, NS_IPARSER_IID);
static NS_DEFINE_CID(kCParserCID, NS_PARSER_CID);
rv = nsComponentManager::CreateInstance(kCParserCID,
nsnull,
kCParserIID,
(void **)&parser);
if (NS_OK != rv) {
printf("can't make parser\n");
NS_RELEASE(myObserver);
return -1;
}
nsIRobotSink* sink;
rv = NS_NewRobotSink(&sink);
if (NS_OK != rv) {
printf("can't make parser\n");
NS_RELEASE(myObserver);
return -1;
}
sink->Init(url);
sink->AddObserver(myObserver);
parser->SetContentSink(sink);
g_bReadyForNextUrl = PR_FALSE;
parser->Parse(url, nsnull,PR_TRUE);/* XXX hook up stream listener here! */
while (!g_bReadyForNextUrl) {
if (yieldProc != NULL) {
char* spec;
(void)url->GetSpec(&spec);
(*yieldProc)(spec);
nsCRT::free(spec);
}
}
g_bReadyForNextUrl = PR_FALSE;
if (docShell) {
nsIDocumentLoader *docLoader;
nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(docShell));
webShell->GetDocumentLoader(docLoader);
if (docLoader) {
docLoader->AddObserver(pl);
NS_RELEASE(docLoader);
}
char* spec;
(void)url->GetSpec(&spec);
nsAutoString theSpec; theSpec.AssignWithConversion(spec);
nsCRT::free(spec);
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(docShell));
webNav->LoadURI(theSpec.GetUnicode(), nsIWebNavigation::LOAD_FLAGS_NONE);/* XXX hook up stream listener here! */
while (!g_bReadyForNextUrl) {
if (yieldProc != NULL) {
(void)url->GetSpec(&spec);
(*yieldProc)(spec);
nsCRT::free(spec);
}
}
}
NS_RELEASE(sink);
NS_RELEASE(parser);
NS_RELEASE(url);
}
fputs ("Robot completed.\n", stdout);
NS_RELEASE(pl);
NS_RELEASE(myObserver);
// pIDTDDebug->DumpVectorRecord();
//NS_RELEASE(pIDTDDebug);
return 0;
}