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Use cURL as http transport

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Nimetu 2015-04-17 17:41:01 +03:00
parent 5591ba919f
commit ce65cf7b1f
12 changed files with 790 additions and 72 deletions
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56
code/nel/include/nel/gui/group_html.h
View file

@ -25,6 +25,7 @@
#include "nel/gui/group_tree.h"
#include "nel/gui/ctrl_button.h"
#include "nel/gui/group_table.h"
#include "nel/gui/libwww_types.h"
typedef std::map<std::string, std::string> TStyle;
@ -36,7 +37,8 @@ namespace NLGUI
class CDBGroupComboBox;
class CGroupParagraph;
extern std::string CurrentCookie;
extern std::string HTTPCurrentDomain;
// HTML group
/**
@ -164,6 +166,34 @@ namespace NLGUI
std::string DefaultBackgroundBitmapView;
std::string CurrentLinkTitle;
struct TFormField {
public:
TFormField(const std::string &k, const std::string &v)
:name(k),value(v)
{}
std::string name;
std::string value;
};
struct SFormFields {
public:
SFormFields()
{
}
void clear()
{
Values.clear();
}
void add(const std::string &key, const std::string &value)
{
Values.push_back(TFormField(key, value));
}
std::vector<TFormField> Values;
};
// Browser home
std::string Home;
@ -237,10 +267,10 @@ namespace NLGUI
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
// Add POST params to the libwww list
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
// the current request is terminated
virtual void requestTerminated(HTRequest *request);
virtual void requestTerminated();
// libxml2 html parser functions
void htmlElement(xmlNode *node, int element_number);
@ -333,6 +363,7 @@ namespace NLGUI
bool _Connecting;
double _TimeoutValue; // the timeout in seconds
double _ConnectingTimeout;
uint32 _RedirectsRemaining;
// minimal embeded lua script support
// Note : any embeded script is executed immediately after the closing
@ -346,6 +377,9 @@ namespace NLGUI
bool _Object;
std::string _ObjectScript;
// Data container for active curl transfer
class CCurlWWWData * _CurlWWW;
// Current paragraph
std::string _DivName;
CGroupParagraph* _Paragraph;
@ -660,9 +694,15 @@ namespace NLGUI
// load and render local html file (from bnp for example)
void doBrowseLocalFile(const std::string &filename);
// load remote content using either GET or POST
void doBrowseRemoteUrl(const std::string &url, const std::string &referer, bool doPost = false, const SFormFields &formfields = SFormFields());
// render html string as new browser page
bool renderHtmlString(const std::string &html);
// initialize formfields list from form elements on page
void buildHTTPPostParams (SFormFields &formfields);
private:
// decode all HTML entities
static ucstring decodeHTMLEntities(const ucstring &str);
@ -672,11 +712,13 @@ namespace NLGUI
struct CDataDownload
{
public:
CDataDownload(CURL *c, const std::string &u, FILE *f, TDataType t, CViewBase *i, const std::string &s, const std::string &m) : curl(c), url(u), luaScript(s), md5sum(m), type(t), fp(f)
{
if (t == ImgType) imgs.push_back(i);
}
public:
CURL *curl;
std::string url;
std::string luaScript;
@ -708,6 +750,13 @@ namespace NLGUI
void releaseDownloads();
void checkDownloads();
// HtmlType download finished
void htmlDownloadFinished(const std::string &content, const std::string &type, long code);
// cURL transfer callbacks
static size_t curlHeaderCallback(char *buffer, size_t size, size_t nmemb, void *pCCurlWWWData);
static size_t curlDataCallback(char *buffer, size_t size, size_t nmemb, void *pCCurlWWWData);
static size_t curlProgressCallback(void *pCCurlWWWData, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow);
};
// adapter group that store y offset for inputs inside an html form
@ -721,7 +770,6 @@ namespace NLGUI
xmlNodePtr serialize( xmlNodePtr parentNode, const char *type ) const;
virtual bool parse (xmlNodePtr cur, CInterfaceGroup *parentGroup);
};
}
#endif

10
code/nel/include/nel/gui/libwww.h
View file

@ -20,7 +20,10 @@
#ifndef CL_LIB_WWW_H
#define CL_LIB_WWW_H
#include <curl/curl.h>
#include "nel/misc/rgba.h"
#include "nel/gui/libwww_types.h"
namespace NLGUI
{
@ -30,6 +33,9 @@ namespace NLGUI
// ***************************************************************************
// Legacy function from libwww
SGML_dtd * HTML_dtd (void);
// Init the libwww
void initLibWWW();
@ -230,6 +236,10 @@ namespace NLGUI
// ***************************************************************************
const std::string &setCurrentDomain(const std::string &uri);
void receiveCookies (CURL *curl, const std::string &domain, bool trusted);
void sendCookies(CURL *curl, const std::string &domain, bool trusted);
}
#endif

609
code/nel/src/gui/group_html.cpp
View file

@ -43,13 +43,16 @@
#include "nel/misc/md5.h"
#include "nel/3d/texture_file.h"
#include "nel/misc/big_file.h"
#include <libxml/uri.h>
using namespace std;
using namespace NLMISC;
// Default timeout to connect a server
#define DEFAULT_RYZOM_CONNECTION_TIMEOUT (10.0)
#define DEFAULT_RYZOM_CONNECTION_TIMEOUT (30.0)
// Allow up to 10 redirects, then give up
#define DEFAULT_RYZOM_REDIRECT_LIMIT (10)
namespace NLGUI
{
@ -60,6 +63,59 @@ namespace NLGUI
CGroupHTML::SWebOptions CGroupHTML::options;
// Active cURL www transfer
class CCurlWWWData
{
public:
CCurlWWWData(CURL *curl, const std::string &url)
: Request(curl), Url(url), Content(""), HeadersSent(NULL)
{
}
~CCurlWWWData()
{
if (Request)
curl_easy_cleanup(Request);
if (HeadersSent)
curl_slist_free_all(HeadersSent);
}
void setRecvHeader(const std::string &header)
{
size_t pos = header.find(": ");
if (pos == std::string::npos)
return;
std::string key = toLower(header.substr(0, pos));
if (pos != std::string::npos)
{
HeadersRecv[key] = header.substr(pos + 2);
//nlinfo(">> received header '%s' = '%s'", key.c_str(), HeadersRecv[key].c_str());
}
}
// return last received "Location: <url>" header or empty string if no header set
const std::string getLocationHeader()
{
if (HeadersRecv.count("location") > 0)
return HeadersRecv["location"];
return "";
}
public:
CURL *Request;
std::string Url;
std::string Content;
// headers sent with curl request, must be released after transfer
curl_slist * HeadersSent;
// headers received from curl transfer
std::map<std::string, std::string> HeadersRecv;
};
// Check if domain is on TrustedDomain
bool CGroupHTML::isTrustedDomain(const string &domain)
{
@ -285,7 +341,7 @@ namespace NLGUI
{
//nlassert(_CrtCheckMemory());
if(RunningCurls == 0)
if(Curls.empty() && _CurlWWW == NULL)
return;
int NewRunningCurls = 0;
@ -306,8 +362,82 @@ namespace NLGUI
int msgs_left;
while ((msg = curl_multi_info_read(MultiCurl, &msgs_left)))
{
#ifdef LOG_DL
nlwarning("> (%s) msgs_left %d", _Id.c_str(), msgs_left);
#endif
if (msg->msg == CURLMSG_DONE)
{
if (_CurlWWW && _CurlWWW->Request && _CurlWWW->Request == msg->easy_handle)
{
CURLcode res = msg->data.result;
long code;
curl_easy_getinfo(_CurlWWW->Request, CURLINFO_RESPONSE_CODE, &code);
#ifdef LOG_DL
nlwarning("(%s) web transfer '%p' completed with status %d, http %d, url (len %d) '%s'", _Id.c_str(), _CurlWWW->Request, res, code, _CurlWWW->Url.size(), _CurlWWW->Url.c_str());
#endif
if (res != CURLE_OK)
{
browseError(string("Connection failed with curl error " + string(curl_easy_strerror(res))).c_str());
}
else
if ((code >= 301 && code <= 303) || code == 307 || code == 308)
{
if (_RedirectsRemaining < 0)
{
browseError(string("Redirect limit reached : " + _URL).c_str());
}
else
{
// redirect, get the location and try browse again
// we cant use curl redirection because 'addHTTPGetParams()' must be called on new destination
std::string location(_CurlWWW->getLocationHeader());
if (location.size() > 0)
{
#ifdef LOG_DL
nlwarning("(%s) request (%d) redirected to (len %d) '%s'", _Id.c_str(), _RedirectsRemaining, location.size(), location.c_str());
#endif
location = getAbsoluteUrl(location);
// throw away this handle and start with new one (easier than reusing)
requestTerminated();
_PostNextTime = false;
_RedirectsRemaining--;
doBrowse(location.c_str());
}
else
{
browseError(string("Request was redirected, but location was not set : "+_URL).c_str());
}
}
}
else
{
_RedirectsRemaining = DEFAULT_RYZOM_REDIRECT_LIMIT;
if ( (code < 200 || code >= 300) )
{
browseError(string("Connection failed (curl code " + toString((sint32)res) + "), http code " + toString(code) + ") : " + _CurlWWW->Url).c_str());
}
else
{
receiveCookies(_CurlWWW->Request, HTTPCurrentDomain, _TrustedDomain);
char *ch;
std::string contentType;
res = curl_easy_getinfo(_CurlWWW->Request, CURLINFO_CONTENT_TYPE, &ch);
if (res == CURLE_OK)
{
contentType = ch;
}
htmlDownloadFinished(_CurlWWW->Content, contentType, code);
}
requestTerminated();
}
}
for (vector<CDataDownload>::iterator it=Curls.begin(); it<Curls.end(); it++)
{
if(msg->easy_handle == it->curl)
@ -318,8 +448,9 @@ namespace NLGUI
fclose(it->fp);
#ifdef LOG_DL
nlwarning("transfer %x completed with status res %d r %d - %d curls", msg->easy_handle, res, r, Curls.size());
nlwarning("(%s) transfer '%p' completed with status %d, http %d, url (len %d) '%s'", _Id.c_str(), it->curl, res, r, it->url.size(), it->url.c_str());
#endif
curl_multi_remove_handle(MultiCurl, it->curl);
curl_easy_cleanup(it->curl);
string file;
@ -342,11 +473,6 @@ namespace NLGUI
{
for(uint i = 0; i < it->imgs.size(); i++)
{
// don't display image that are not power of 2
//uint32 w, h;
//CBitmap::loadSize (file, w, h);
//if (w == 0 || h == 0 || ((!NLMISC::isPowerOf2(w) || !NLMISC::isPowerOf2(h)) && !NL3D::CTextureFile::supportNonPowerOfTwoTextures()))
// file.clear();
setImage(it->imgs[i], file);
}
}
@ -360,6 +486,7 @@ namespace NLGUI
}
}
}
Curls.erase(it);
break;
}
@ -368,6 +495,10 @@ namespace NLGUI
}
}
RunningCurls = NewRunningCurls;
#ifdef LOG_DL
if (RunningCurls > 0 || Curls.size() > 0)
nlwarning("(%s) RunningCurls %d, _Curls %d", _Id.c_str(), RunningCurls, Curls.size());
#endif
}
@ -436,11 +567,12 @@ namespace NLGUI
{
if (_Browsing)
{
nlassert (_Connecting);
_Connecting = false;
removeContent ();
}
else
nlwarning("_Browsing = FALSE");
}
@ -1043,12 +1175,10 @@ namespace NLGUI
if (present[HTML_FORM_ACTION] && value[HTML_FORM_ACTION])
{
form.Action = getAbsoluteUrl(string(value[HTML_FORM_ACTION]));
nlinfo("(%s) form.action '%s' (converted)", _Id.c_str(), form.Action.c_str());
}
else
{
form.Action = _URL;
nlinfo("(%s) using _URL for form.action '%s'", _Id.c_str(), form.Action.c_str());
}
_Forms.push_back(form);
}
@ -1243,7 +1373,16 @@ namespace NLGUI
// Translate the tooltip
if (tooltip)
ctrlButton->setDefaultContextHelp (CI18N::get (tooltip));
{
if (CI18N::hasTranslation(tooltip))
{
ctrlButton->setDefaultContextHelp(CI18N::get(tooltip));
}
else
{
ctrlButton->setDefaultContextHelp(ucstring(tooltip));
}
}
ctrlButton->setText(ucstring::makeFromUtf8(text));
}
@ -1336,24 +1475,11 @@ namespace NLGUI
if (!(_Forms.empty()))
{
// A select box
// read general property
string templateName;
string minWidth;
// Widget template name
if (present[MY_HTML_INPUT_Z_INPUT_TMPL] && value[MY_HTML_INPUT_Z_INPUT_TMPL])
templateName = value[MY_HTML_INPUT_Z_INPUT_TMPL];
// Widget minimal width
if (present[MY_HTML_INPUT_Z_INPUT_WIDTH] && value[MY_HTML_INPUT_Z_INPUT_WIDTH])
minWidth = value[MY_HTML_INPUT_Z_INPUT_WIDTH];
string name;
if (present[HTML_SELECT_NAME] && value[HTML_SELECT_NAME])
name = value[HTML_SELECT_NAME];
string formTemplate = templateName.empty() ? DefaultFormSelectGroup : templateName;
CDBGroupComboBox *cb = addComboBox(formTemplate, name.c_str());
CDBGroupComboBox *cb = addComboBox(DefaultFormSelectGroup, name.c_str());
CGroupHTML::CForm::CEntry entry;
entry.Name = name;
entry.ComboBox = cb;
@ -1824,7 +1950,8 @@ namespace NLGUI
// ***************************************************************************
CGroupHTML::CGroupHTML(const TCtorParam &param)
: CGroupScrollText(param),
_TimeoutValue(DEFAULT_RYZOM_CONNECTION_TIMEOUT)
_TimeoutValue(DEFAULT_RYZOM_CONNECTION_TIMEOUT),
_RedirectsRemaining(DEFAULT_RYZOM_REDIRECT_LIMIT)
{
// add it to map of group html created
_GroupHtmlUID= ++_GroupHtmlUIDPool; // valid assigned Id begin to 1!
@ -1894,9 +2021,11 @@ namespace NLGUI
MultiCurl = curl_multi_init();
RunningCurls = 0;
_CurlWWW = NULL;
initImageDownload();
initBnpDownload();
initLibWWW();
}
// ***************************************************************************
@ -1921,6 +2050,8 @@ namespace NLGUI
// this is why the call to 'updateRefreshButton' has been removed from stopBrowse
clearContext();
if (_CurlWWW)
delete _CurlWWW;
}
std::string CGroupHTML::getProperty( const std::string &name ) const
@ -2849,20 +2980,20 @@ namespace NLGUI
clearContext();
_Browsing = false;
_Connecting = false;
updateRefreshButton();
#ifdef LOG_DL
nlwarning("*** ALREADY BROWSING, break first");
nlwarning("(%s) *** ALREADY BROWSING, break first", _Id.c_str());
#endif
}
#ifdef LOG_DL
nlwarning("Browsing URL : '%s'", url);
nlwarning("(%s) Browsing URL : '%s'", _Id.c_str(), url);
#endif
// go
_URL = url;
_Connecting = false;
_BrowseNextTime = true;
// if a BrowseTree is bound to us, try to select the node that opens this URL (auto-locate)
@ -2910,13 +3041,15 @@ namespace NLGUI
void CGroupHTML::stopBrowse ()
{
#ifdef LOG_DL
nlwarning("*** STOP BROWSE");
nlwarning("*** STOP BROWSE (%s)", _Id.c_str());
#endif
// Clear all the context
clearContext();
_Browsing = false;
requestTerminated();
}
// ***************************************************************************
@ -3539,7 +3672,6 @@ namespace NLGUI
p->setTopSpace(beginSpace);
else
group->setY(-(sint32)beginSpace);
parentGroup->addGroup (group);
}
@ -3703,17 +3835,64 @@ namespace NLGUI
const CWidgetManager::SInterfaceTimes &times = CWidgetManager::getInstance()->getInterfaceTimes();
// handle curl downloads
checkDownloads();
if (_Connecting)
{
// Check timeout if needed
if (_TimeoutValue != 0 && _ConnectingTimeout <= ( times.thisFrameMs / 1000.0f ) )
{
browseError(("Connection timeout : "+_URL).c_str());
_Connecting = false;
}
}
else
if (_BrowseNextTime || _PostNextTime)
{
// Set timeout
_Connecting = true;
_ConnectingTimeout = ( times.thisFrameMs / 1000.0f ) + _TimeoutValue;
// freeze form buttons
CButtonFreezer freezer;
this->visit(&freezer);
// Home ?
if (_URL == "home")
_URL = home();
string finalUrl;
bool isLocal = lookupLocalFile (finalUrl, _URL.c_str(), true);
// Save new url
_URL = finalUrl;
// file is probably from bnp (ingame help)
if (isLocal)
{
doBrowseLocalFile(finalUrl);
}
else
{
_TrustedDomain = isTrustedDomain(setCurrentDomain(finalUrl));
SFormFields formfields;
if (_PostNextTime)
{
buildHTTPPostParams(formfields);
// _URL is set from form.Action
finalUrl = _URL;
}
else
{
// Add custom get params from child classes
addHTTPGetParams (finalUrl, _TrustedDomain);
}
doBrowseRemoteUrl(finalUrl, "", _PostNextTime, formfields);
}
_BrowseNextTime = false;
_PostNextTime = false;
@ -3721,8 +3900,118 @@ namespace NLGUI
}
// ***************************************************************************
void CGroupHTML::doBrowseLocalFile(const std::string &filename)
void CGroupHTML::buildHTTPPostParams (SFormFields &formfields)
{
// Add text area text
uint i;
if (_PostFormId >= _Forms.size())
{
nlwarning("(%s) invalid form index %d, _Forms %d", _Id.c_str(), _PostFormId, _Forms.size());
return;
}
// Ref the form
CForm &form = _Forms[_PostFormId];
// Save new url
_URL = form.Action;
_TrustedDomain = isTrustedDomain(setCurrentDomain(_URL));
for (i=0; i<form.Entries.size(); i++)
{
// Text area ?
bool addEntry = false;
ucstring entryData;
if (form.Entries[i].TextArea)
{
// Get the edit box view
CInterfaceGroup *group = form.Entries[i].TextArea->getGroup ("eb");
if (group)
{
// Should be a CGroupEditBox
CGroupEditBox *editBox = dynamic_cast<CGroupEditBox*>(group);
if (editBox)
{
entryData = editBox->getViewText()->getText();
addEntry = true;
}
}
}
else if (form.Entries[i].Checkbox)
{
// todo handle unicode POST here
if (form.Entries[i].Checkbox->getPushed ())
{
entryData = ucstring ("on");
addEntry = true;
}
}
else if (form.Entries[i].ComboBox)
{
CDBGroupComboBox *cb = form.Entries[i].ComboBox;
entryData.fromUtf8(form.Entries[i].SelectValues[cb->getSelection()]);
addEntry = true;
}
// This is a hidden value
else
{
entryData = form.Entries[i].Value;
addEntry = true;
}
// Add this entry
if (addEntry)
{
formfields.add(form.Entries[i].Name, CI18N::encodeUTF8(entryData));
}
}
if (_PostFormSubmitType == "image")
{
// Add the button coordinates
if (_PostFormSubmitButton.find_first_of("[") == string::npos)
{
formfields.add(_PostFormSubmitButton + "_x", NLMISC::toString(_PostFormSubmitX));
formfields.add(_PostFormSubmitButton + "_y", NLMISC::toString(_PostFormSubmitY));
}
else
{
formfields.add(_PostFormSubmitButton, NLMISC::toString(_PostFormSubmitX));
formfields.add(_PostFormSubmitButton, NLMISC::toString(_PostFormSubmitY));
}
}
else
formfields.add(_PostFormSubmitButton, _PostFormSubmitValue);
// Add custom params from child classes
addHTTPPostParams(formfields, _TrustedDomain);
}
// ***************************************************************************
void CGroupHTML::doBrowseLocalFile(const std::string &uri)
{
std::string filename;
if (strlwr(uri).find("file:/") == 0)
{
filename = uri.substr(6, uri.size() - 6);
}
else
{
filename = uri;
}
#if LOG_DL
nlwarning("(%s) browse local file '%s'", filename.c_str());
#endif
_TrustedDomain = true;
// Stop previous browse, remove content
stopBrowse ();
_Browsing = true;
updateRefreshButton();
CIFile in;
if (in.open(filename))
{
@ -3746,12 +4035,182 @@ namespace NLGUI
}
}
// ***************************************************************************
void CGroupHTML::doBrowseRemoteUrl(const std::string &url, const std::string &referer, bool doPost, const SFormFields &formfields)
{
// Stop previous request and remove content
stopBrowse ();
_Browsing = true;
updateRefreshButton();
// Reset the title
if(_TitlePrefix.empty())
setTitle (CI18N::get("uiPleaseWait"));
else
setTitle (_TitlePrefix + " - " + CI18N::get("uiPleaseWait"));
#if LOG_DL
nlwarning("(%s) browse url (trusted=%s) '%s', referer='%s', post='%s', nb form values %d",
_Id.c_str(), (_TrustedDomain ? "true" :"false"), url.c_str(), referer.c_str(), (doPost ? "true" : "false"), formfields.Values.size());
#endif
if (!MultiCurl)
{
browseError(string("Invalid MultCurl handle, loading url failed : "+url).c_str());
return;
}
CURL *curl = curl_easy_init();
if (!curl)
{
nlwarning("(%s) failed to create curl handle", _Id.c_str());
browseError(string("Failed to create cURL handle : " + url).c_str());
return;
}
// do not follow redirects, we have own handler
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 0);
// after redirect
curl_easy_setopt(curl, CURLOPT_FRESH_CONNECT, 1);
// tell curl to use compression if possible (gzip, deflate)
// leaving this empty allows all encodings that curl supports
//curl_easy_setopt(curl, CURLOPT_ACCEPT_ENCODING, "");
// limit curl to HTTP and HTTPS protocols only
curl_easy_setopt(curl, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
curl_easy_setopt(curl, CURLOPT_REDIR_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
// Destination
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
// User-Agent:
std::string userAgent = options.appName + "/" + options.appVersion;
curl_easy_setopt(curl, CURLOPT_USERAGENT, userAgent.c_str());
// Cookies
sendCookies(curl, HTTPCurrentDomain, _TrustedDomain);
// Referer
if (!referer.empty())
{
curl_easy_setopt(curl, CURLOPT_REFERER, referer.c_str());
#ifdef LOG_DL
nlwarning("(%s) set referer '%s'", _Id.c_str(), referer.c_str());
#endif
}
if (doPost)
{
// serialize form data and add it to curl
std::string data;
for(uint i=0; i<formfields.Values.size(); ++i)
{
char * escapedName = curl_easy_escape(curl, formfields.Values[i].name.c_str(), formfields.Values[i].name.size());
char * escapedValue = curl_easy_escape(curl, formfields.Values[i].value.c_str(), formfields.Values[i].value.size());
if (i>0)
data += "&";
data += std::string(escapedName) + "=" + escapedValue;
curl_free(escapedName);
curl_free(escapedValue);
}
curl_easy_setopt(curl, CURLOPT_POST, 1);
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, data.size());
curl_easy_setopt(curl, CURLOPT_COPYPOSTFIELDS, data.c_str());
}
else
{
curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
}
// transfer handle
_CurlWWW = new CCurlWWWData(curl, url);
// set the language code used by the client
std::vector<std::string> headers;
headers.push_back("Accept-Language: "+options.languageCode);
headers.push_back("Accept-Charset: utf-8");
for(uint i=0; i< headers.size(); ++i)
{
_CurlWWW->HeadersSent = curl_slist_append(_CurlWWW->HeadersSent, headers[i].c_str());
}
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, _CurlWWW->HeadersSent);
// catch headers for redirect
curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, curlHeaderCallback);
curl_easy_setopt(curl, CURLOPT_WRITEHEADER, _CurlWWW);
// catch body
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlDataCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, _CurlWWW);
#if LOG_DL
// progress callback
curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
curl_easy_setopt(curl, CURLOPT_XFERINFOFUNCTION, curlProgressCallback);
curl_easy_setopt(curl, CURLOPT_XFERINFODATA, _CurlWWW);
#else
// progress off
curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1);
#endif
//
curl_multi_add_handle(MultiCurl, curl);
// start the transfer
int NewRunningCurls = 0;
curl_multi_perform(MultiCurl, &NewRunningCurls);
RunningCurls++;
}
// ***************************************************************************
void CGroupHTML::htmlDownloadFinished(const std::string &content, const std::string &type, long code)
{
#ifdef LOG_DL
nlwarning("(%s) HTML download finished, content length %d, type '%s', code %d", _Id.c_str(), content.size(), type.c_str(), code);
#endif
// set trusted domain for parsing
_TrustedDomain = isTrustedDomain(setCurrentDomain(_URL));
// create <html> markup for image downloads
if (type.find("image/") == 0 && content.size() > 0)
{
try
{
std::string dest = localImageName(_URL);
COFile out;
out.open(dest);
out.serialBuffer((uint8 *)(content.c_str()), content.size());
out.close();
#ifdef LOG_DL
nlwarning("(%s) image saved to '%s', url '%s'", _Id.c_str(), dest.c_str(), _URL.c_str());
#endif
}
catch(...) { }
// create html code with image url inside and do the request again
renderHtmlString("<html><head><title>"+_URL+"</title></head><body><img src=\"" + _URL + "\"></body></html>");
}
else
{
renderHtmlString(content);
}
}
// ***************************************************************************
bool CGroupHTML::renderHtmlString(const std::string &html)
{
bool success;
//
_Browsing = true;
// clear content
beginBuild();
@ -3760,14 +4219,16 @@ namespace NLGUI
// invalidate coords
endBuild();
// libwww would call requestTerminated() here
// set the browser as complete
_Browsing = false;
updateRefreshButton();
// check that the title is set, or reset it (in the case the page
// does not provide a title)
if (_TitleString.empty())
{
setTitle(_TitlePrefix);
}
updateRefreshButton();
return success;
}
@ -3776,7 +4237,6 @@ namespace NLGUI
void CGroupHTML::draw ()
{
checkDownloads();
CGroupScrollText::draw ();
}
@ -3795,14 +4255,26 @@ namespace NLGUI
// ***************************************************************************
void CGroupHTML::addHTTPPostParams (HTAssocList * /* formfields */, bool /*trustedDomain*/)
void CGroupHTML::addHTTPPostParams (SFormFields &/* formfields */, bool /*trustedDomain*/)
{
}
// ***************************************************************************
void CGroupHTML::requestTerminated(HTRequest * request )
void CGroupHTML::requestTerminated()
{
if (_CurlWWW)
{
#if LOG_DL
nlwarning("(%s) stop curl, url '%s'", _Id.c_str(), _CurlWWW->Url.c_str());
#endif
if (MultiCurl)
curl_multi_remove_handle(MultiCurl, _CurlWWW->Request);
delete _CurlWWW;
_CurlWWW = NULL;
_Connecting = false;
}
}
// ***************************************************************************
@ -3830,7 +4302,9 @@ namespace NLGUI
_GroupListAdaptor->clearViews();
CWidgetManager::getInstance()->clearViewUnders();
CWidgetManager::getInstance()->clearCtrlsUnders();
_Paragraph = NULL;
// Clear all the context
clearContext();
// Reset default background color
setBackgroundColor (BgColor);
@ -4305,10 +4779,20 @@ namespace NLGUI
// ***************************************************************************
std::string CGroupHTML::getAbsoluteUrl(const std::string &url)
{
if (HTURL_isAbsolute(url.c_str()))
if (_URL.size() == 0 || url.find("http://") != std::string::npos || url.find("https://") != std::string::npos)
return url;
return std::string(HTParse(url.c_str(), _URL.c_str(), PARSE_ALL));
xmlChar * uri;
uri = xmlBuildURI(reinterpret_cast<const xmlChar *>(url.c_str()), reinterpret_cast<const xmlChar *>(_URL.c_str()));
if (uri)
{
std::string ret(reinterpret_cast<char *>(uri));
xmlFree(uri);
return ret;
}
return url;
}
// ***************************************************************************
@ -4389,5 +4873,46 @@ namespace NLGUI
style.StrikeThrough = getFontStrikeThrough() || style.StrikeThrough;
}
}
// ***************************************************************************
size_t CGroupHTML::curlHeaderCallback(char *buffer, size_t size, size_t nmemb, void *pCCurlWWWData)
{
CCurlWWWData * me = static_cast<CCurlWWWData *>(pCCurlWWWData);
if (me)
{
std::string header;
header.append(buffer, size * nmemb);
me->setRecvHeader(header.substr(0, header.find_first_of("\n\r")));
}
return size * nmemb;
}
// ***************************************************************************
size_t CGroupHTML::curlDataCallback(char *buffer, size_t size, size_t nmemb, void *pCCurlWWWData)
{
CCurlWWWData * me = static_cast<CCurlWWWData *>(pCCurlWWWData);
if (me)
me->Content.append(buffer, size * nmemb);
return size * nmemb;
}
// ***************************************************************************
size_t CGroupHTML::curlProgressCallback(void *pCCurlWWWData, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow)
{
CCurlWWWData * me = static_cast<CCurlWWWData *>(pCCurlWWWData);
if (me)
{
if (dltotal > 0 || dlnow > 0 || ultotal > 0 || ulnow > 0)
{
nlwarning("> dltotal %d, dlnow %d, ultotal %d, ulnow %d, url '%s'", dltotal, dlnow, ultotal, ulnow, me->Url.c_str());
}
}
// return 1 to cancel download
return 0;
}
}

137
code/nel/src/gui/libwww.cpp
View file

@ -16,6 +16,7 @@
#include "stdpch.h"
#include "nel/gui/libwww.h"
#include "nel/gui/group_html.h"
using namespace NLMISC;
@ -23,11 +24,13 @@ using namespace NLMISC;
namespace NLGUI
{
// ***************************************************************************
/// the cookie value for session identification (nel cookie)
std::string CurrentCookie;
/// store all cookies we receive and resent them depending of the domain
std::map<std::string, std::map<std::string, std::string> > HTTPCookies;
static std::map<std::string, std::map<std::string, std::string> > HTTPCookies;
std::string HTTPCurrentDomain; // The current domain that will be used to get which cookies to send
// ***************************************************************************
@ -281,6 +284,138 @@ namespace NLGUI
return dst;
}
// set current HTTPCurrentDomain for cookie selection, return new domain
const std::string &setCurrentDomain(const std::string &uri)
{
if (uri.find("http://") == 0)
HTTPCurrentDomain = uri.substr(7, uri.find("/", 7) - 7);
else
if (uri.find("https://") == 0)
HTTPCurrentDomain = uri.substr(8, uri.find("/", 8) - 8);
else
if (uri.find("//") == 0)
HTTPCurrentDomain = uri.substr(2, uri.find("/", 2) - 2);
else
if (uri.find("/") != std::string::npos)
HTTPCurrentDomain = uri.substr(0, uri.find("/") - 1);
return HTTPCurrentDomain;
}
// update HTTPCookies list
static void receiveCookie(const char *nsformat, const std::string &domain, bool trusted)
{
// 0 1 2 3 4 5 6
// domain tailmatch path secure expires name value
// .app.ryzom.com TRUE / FALSE 1234 ryzomId AAAAAAAA|BBBBBBBB|CCCCCCCC
// #HttpOnly_app.ryzom.com FALSE / FALSE 0 PHPSESSID sess-id-value
std::string cookie(nsformat);
std::vector<std::string> chunks;
splitString(cookie, "\t", chunks);
if (chunks.size() < 6)
{
nlwarning("invalid cookie format '%s'", cookie.c_str());
}
if (chunks[0].find("#HttpOnly_") == 0)
{
chunks[0] = chunks[0].substr(10);
}
if (chunks[0] != domain && chunks[0] != std::string("." + domain))
{
// cookie is for different domain
//nlinfo("cookie for different domain ('%s')", nsformat);
return;
}
if (chunks[5] == "ryzomId")
{
// we receive this cookie because we are telling curl about this on send
// normally, this cookie should be set from client and not from headers
// it's used for R2 sessions
if (trusted && CurrentCookie != chunks[6])
{
CurrentCookie = chunks[6];
nlwarning("received ryzomId cookie '%s' from trusted domain '%s'", CurrentCookie.c_str(), domain.c_str());
}
}
else
{
uint32 expires = 0;
fromString(chunks[4], expires);
// expires == 0 is session cookie
if (expires > 0)
{
time_t now;
time(&now);
if (expires < now)
{
nlwarning("cookie expired, remove from list '%s'", nsformat);
HTTPCookies[domain].erase(chunks[5]);
return;
}
}
// this overrides cookies with same name, but different paths
//nlwarning("save domain '%s' cookie '%s' value '%s'", domain.c_str(), chunks[5].c_str(), nsformat);
HTTPCookies[domain][chunks[5]] = nsformat;
}
}
// update HTTPCookies with cookies received from curl
void receiveCookies (CURL *curl, const std::string &domain, bool trusted)
{
struct curl_slist *cookies = NULL;
if (curl_easy_getinfo(curl, CURLINFO_COOKIELIST, &cookies) == CURLE_OK)
{
struct curl_slist *nc;
nc = cookies;
while(nc)
{
//nlwarning("received cookie '%s'", nc->data);
receiveCookie(nc->data, domain, trusted);
nc = nc->next;
}
curl_slist_free_all(cookies);
}
}
// add all cookies for domain to curl handle
void sendCookies(CURL *curl, const std::string &domain, bool trusted)
{
if (domain.empty())
return;
if (trusted && !CurrentCookie.empty())
{
// domain tailmatch path secure expires name value
// .app.ryzom.com TRUE / FALSE 1234 ryzomId AAAAAAAA|BBBBBBBB|CCCCCCCC
// #HttpOnly_app.ryzom.com FALSE / FALSE 0 PHPSESSID sess-id-value
std::string cookie;
// set tailmatch
if (domain[0] != '.' && domain[0] != '#')
cookie = "." + domain + "\tTRUE";
else
cookie = domain + "\tFALSE";
cookie += "\t/\tFALSE\t0\tryzomId\t" + CurrentCookie;
curl_easy_setopt(curl, CURLOPT_COOKIELIST, cookie.c_str());
//nlwarning("domain '%s', cookie '%s'", domain.c_str(), cookie.c_str());
}
if(!HTTPCookies[domain].empty())
{
for(std::map<std::string, std::string>::iterator it = HTTPCookies[domain].begin(); it != HTTPCookies[domain].end(); it++)
{
curl_easy_setopt(curl, CURLOPT_COOKIELIST, it->second.c_str());
//nlwarning("set domain '%s' cookie '%s'", domain.c_str(), it->second.c_str());
}
}
}
void initLibWWW()
{
static bool initialized = false;

4
code/ryzom/client/src/interface_v3/group_html_cs.cpp
View file

@ -70,7 +70,7 @@ void CGroupHTMLCS::addHTTPGetParams (string &url, bool /*trustedDomain*/)
// ***************************************************************************
void CGroupHTMLCS::addHTTPPostParams (HTAssocList *formfields, bool /*trustedDomain*/)
void CGroupHTMLCS::addHTTPPostParams (SFormFields &formfields, bool /*trustedDomain*/)
{
std::vector<CParameter> parameters;
getParameters (parameters, false);
@ -78,7 +78,7 @@ void CGroupHTMLCS::addHTTPPostParams (HTAssocList *formfields, bool /*trustedDom
uint i;
for (i=0; i<parameters.size(); i++)
{
HTParseFormInput(formfields, (parameters[i].Name+"="+parameters[i].Value).c_str());
formfields.add(parameters[i].Name, parameters[i].Value);
}
}

2
code/ryzom/client/src/interface_v3/group_html_cs.h
View file

@ -40,7 +40,7 @@ public:
// From CGroupHTML
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
virtual std::string home();
private:

10
code/ryzom/client/src/interface_v3/group_html_forum.cpp
View file

@ -83,7 +83,7 @@ void CGroupHTMLForum::addHTTPGetParams (string &url, bool /*trustedDomain*/)
// ***************************************************************************
void CGroupHTMLForum::addHTTPPostParams (HTAssocList *formfields, bool /*trustedDomain*/)
void CGroupHTMLForum::addHTTPPostParams (SFormFields &formfields, bool /*trustedDomain*/)
{
ucstring user_name = UserEntity->getLoginName ();
const SGuild &guild = CGuildManager::getInstance()->getGuild();
@ -91,10 +91,10 @@ void CGroupHTMLForum::addHTTPPostParams (HTAssocList *formfields, bool /*trusted
if (!gname.empty())
{
HTParseFormInput(formfields, ("shard="+toString(CharacterHomeSessionId)).c_str());
HTParseFormInput(formfields, ("user_login="+user_name.toString()).c_str());
HTParseFormInput(formfields, ("forum="+gname).c_str());
HTParseFormInput(formfields, ("session_cookie="+NetMngr.getLoginCookie().toString()).c_str());
formfields.add("shard", toString(CharacterHomeSessionId));
formfields.add("user_login", user_name.toString());
formfields.add("forum", gname);
formfields.add("session_cookie", NetMngr.getLoginCookie().toString());
}
else
{

2
code/ryzom/client/src/interface_v3/group_html_forum.h
View file

@ -40,7 +40,7 @@ public:
// From CGroupHTML
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
virtual std::string home();
virtual void handle ();

10
code/ryzom/client/src/interface_v3/group_html_mail.cpp
View file

@ -62,13 +62,13 @@ void CGroupHTMLMail::addHTTPGetParams (string &url, bool /*trustedDomain*/)
// ***************************************************************************
void CGroupHTMLMail::addHTTPPostParams (HTAssocList *formfields, bool /*trustedDomain*/)
void CGroupHTMLMail::addHTTPPostParams (SFormFields &formfields, bool /*trustedDomain*/)
{
ucstring user_name = UserEntity->getLoginName ();
HTParseFormInput(formfields, ("shard="+toString(CharacterHomeSessionId)).c_str());
HTParseFormInput(formfields, ("user_login="+user_name.toString()).c_str());
HTParseFormInput(formfields, ("session_cookie="+NetMngr.getLoginCookie().toString()).c_str());
HTParseFormInput(formfields, ("lang="+CI18N::getCurrentLanguageCode()).c_str());
formfields.add("shard", toString(CharacterHomeSessionId));
formfields.add("user_login", user_name.toString());
formfields.add("session_cookie", NetMngr.getLoginCookie().toString());
formfields.add("lang", CI18N::getCurrentLanguageCode());
}
// ***************************************************************************

2
code/ryzom/client/src/interface_v3/group_html_mail.h
View file

@ -40,7 +40,7 @@ public:
// From CGroupHTML
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
virtual std::string home();
virtual void handle ();

16
code/ryzom/client/src/interface_v3/group_html_webig.cpp
View file

@ -307,19 +307,19 @@ void CGroupHTMLAuth::addHTTPGetParams (string &url, bool trustedDomain)
// ***************************************************************************
void CGroupHTMLAuth::addHTTPPostParams (HTAssocList *formfields, bool trustedDomain)
void CGroupHTMLAuth::addHTTPPostParams (SFormFields &formfields, bool trustedDomain)
{
if(!UserEntity) return;
uint32 cid = NetMngr.getLoginCookie().getUserId() * 16 + PlayerSelectedSlot;
HTParseFormInput(formfields, ("shardid="+toString(CharacterHomeSessionId)).c_str());
HTParseFormInput(formfields, ("name="+UserEntity->getLoginName().toUtf8()).c_str());
HTParseFormInput(formfields, ("lang="+CI18N::getCurrentLanguageCode()).c_str());
HTParseFormInput(formfields, "ig=1");
formfields.add("shardid", toString(CharacterHomeSessionId));
formfields.add("name", UserEntity->getLoginName().toUtf8());
formfields.add("lang", CI18N::getCurrentLanguageCode());
formfields.add("ig", "1");
if (trustedDomain)
{
HTParseFormInput(formfields, ("cid="+toString(cid)).c_str());
HTParseFormInput(formfields, ("authkey="+getWebAuthKey()).c_str());
formfields.add("cid", toString(cid));
formfields.add("authkey", getWebAuthKey());
}
}
@ -365,7 +365,7 @@ void CGroupHTMLWebIG::addHTTPGetParams (string &url, bool trustedDomain)
// ***************************************************************************
void CGroupHTMLWebIG::addHTTPPostParams (HTAssocList *formfields, bool trustedDomain)
void CGroupHTMLWebIG::addHTTPPostParams (SFormFields &formfields, bool trustedDomain)
{
CGroupHTMLAuth::addHTTPPostParams(formfields, trustedDomain);
}

4
code/ryzom/client/src/interface_v3/group_html_webig.h
View file

@ -33,7 +33,7 @@ public:
// From CGroupHTML
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
virtual std::string home();
virtual void handle ();
@ -55,7 +55,7 @@ public:
/// From CGroupHTMLAuth
virtual void addHTTPGetParams (std::string &url, bool trustedDomain);
virtual void addHTTPPostParams (HTAssocList *formfields, bool trustedDomain);
virtual void addHTTPPostParams (SFormFields &formfields, bool trustedDomain);
virtual std::string home();
virtual void handle ();