// Created: August 1997
// RCS-ID: $Id$
// Copyright: (c) 1997, 1998 Guilhem Lavaux
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "http.h"
#endif
#pragma hdrstop
#endif
-#if wxUSE_SOCKETS
+#if wxUSE_PROTOCOL_HTTP
#include <stdio.h>
#include <stdlib.h>
+
+#ifndef WX_PRECOMP
#include "wx/string.h"
+#include "wx/app.h"
+#endif
+
#include "wx/tokenzr.h"
#include "wx/socket.h"
#include "wx/protocol/protocol.h"
#include "wx/protocol/http.h"
#include "wx/sckstrm.h"
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxHTTP, wxProtocol)
-IMPLEMENT_PROTOCOL(wxHTTP, wxT("http"), wxT("80"), TRUE)
-#endif
-
-#define HTTP_BSIZE 2048
+IMPLEMENT_PROTOCOL(wxHTTP, wxT("http"), wxT("80"), true)
wxHTTP::wxHTTP()
- : wxProtocol(),
- m_headers(wxKEY_STRING)
+ : wxProtocol()
{
- m_addr = NULL;
- m_read = FALSE;
- m_proxy_mode = FALSE;
+ m_addr = NULL;
+ m_read = false;
+ m_proxy_mode = false;
+ m_post_buf = wxEmptyString;
+ m_http_response = 0;
- SetNotify(GSOCK_LOST_FLAG);
+ SetNotify(wxSOCKET_LOST_FLAG);
}
wxHTTP::~wxHTTP()
{
- // wxString isn't a wxObject
- wxNode *node = m_headers.First();
- wxString *string;
-
- while (node) {
- string = (wxString *)node->Data();
- delete string;
- node = node->Next();
- }
+ ClearHeaders();
+
+ delete m_addr;
+}
+
+void wxHTTP::ClearHeaders()
+{
+ m_headers.clear();
}
wxString wxHTTP::GetContentType()
{
- return GetHeader(wxT("Content-Type"));
+ return GetHeader(wxT("Content-Type"));
}
void wxHTTP::SetProxyMode(bool on)
{
- m_proxy_mode = on;
+ m_proxy_mode = on;
+}
+
+wxHTTP::wxHeaderIterator wxHTTP::FindHeader(const wxString& header)
+{
+ wxHeaderIterator it = m_headers.begin();
+ for ( wxHeaderIterator en = m_headers.end(); it != en; ++it )
+ {
+ if ( wxStricmp(it->first, header) == 0 )
+ break;
+ }
+
+ return it;
+}
+
+wxHTTP::wxHeaderConstIterator wxHTTP::FindHeader(const wxString& header) const
+{
+ wxHeaderConstIterator it = m_headers.begin();
+ for ( wxHeaderConstIterator en = m_headers.end(); it != en; ++it )
+ {
+ if ( wxStricmp(it->first, header) == 0 )
+ break;
+ }
+
+ return it;
}
void wxHTTP::SetHeader(const wxString& header, const wxString& h_data)
{
- if (m_read) {
- m_headers.Clear();
- m_read = FALSE;
- }
-
- wxNode *node = m_headers.Find(header);
-
- if (!node)
- m_headers.Append(header, (wxObject *)(new wxString(h_data)));
- else {
- wxString *str = (wxString *)node->Data();
- (*str) = h_data;
- }
+ if (m_read) {
+ ClearHeaders();
+ m_read = false;
+ }
+
+ wxHeaderIterator it = FindHeader(header);
+ if (it != m_headers.end())
+ it->second = h_data;
+ else
+ m_headers[header] = h_data;
}
-wxString wxHTTP::GetHeader(const wxString& header)
+wxString wxHTTP::GetHeader(const wxString& header) const
{
- wxNode *node;
- wxString upper_header;
+ wxHeaderConstIterator it = FindHeader(header);
- upper_header = header.Upper();
-
- node = m_headers.Find(upper_header);
- if (!node)
- return wxEmptyString;
+ return it == m_headers.end() ? wxGetEmptyString() : it->second;
+}
- return *((wxString *)node->Data());
+void wxHTTP::SetPostBuffer(const wxString& post_buf)
+{
+ m_post_buf = post_buf;
}
void wxHTTP::SendHeaders()
{
- wxNode *head = m_headers.First();
-
- while (head)
- {
- wxString *str = (wxString *)head->Data();
-
+ typedef wxStringToStringHashMap::iterator iterator;
wxString buf;
- buf.Printf(wxT("%s: %s\n\r"), head->GetKeyString(), str->GetData());
- const wxWX2MBbuf cbuf = buf.mb_str();
- Write(cbuf, strlen(cbuf));
+ for (iterator it = m_headers.begin(), en = m_headers.end(); it != en; ++it )
+ {
+ buf.Printf(wxT("%s: %s\r\n"), it->first.c_str(), it->second.c_str());
- head = head->Next();
- }
+ const wxWX2MBbuf cbuf = buf.mb_str();
+ Write(cbuf, strlen(cbuf));
+ }
}
bool wxHTTP::ParseHeaders()
{
- wxString line;
- wxStringTokenizer tokenzr;
+ wxString line;
+ wxStringTokenizer tokenzr;
+
+ ClearHeaders();
+ m_read = true;
+
+#if defined(__VISAGECPP__)
+// VA just can't stand while(1)
+ bool bOs2var = true;
+ while(bOs2var)
+#else
+ while (1)
+#endif
+ {
+ m_perr = ReadLine(this, line);
+ if (m_perr != wxPROTO_NOERR)
+ return false;
+
+ if (line.Length() == 0)
+ break;
+
+ wxString left_str = line.BeforeFirst(':');
+ m_headers[left_str] = line.AfterFirst(':').Strip(wxString::both);
+ }
+ return true;
+}
- m_headers.Clear();
- m_read = TRUE;
+bool wxHTTP::Connect(const wxString& host, unsigned short port)
+{
+ wxIPV4address *addr;
- while (1) {
- m_perr = GetLine(this, line);
- if (m_perr != wxPROTO_NOERR)
- return FALSE;
+ if (m_addr) {
+ delete m_addr;
+ m_addr = NULL;
+ Close();
+ }
- if (line.Length() == 0)
- break;
+ m_addr = addr = new wxIPV4address();
- tokenzr.SetString(line, " :\t\n\r");
- if (!tokenzr.HasMoreTokens())
- return FALSE;
+ if (!addr->Hostname(host)) {
+ delete m_addr;
+ m_addr = NULL;
+ m_perr = wxPROTO_NETERR;
+ return false;
+ }
- wxString left_str = tokenzr.GetNextToken();
- wxString *str = new wxString(tokenzr.GetNextToken());
+ if ( port )
+ addr->Service(port);
+ else if (!addr->Service(wxT("http")))
+ addr->Service(80);
- left_str.MakeUpper();
+ SetHeader(wxT("Host"), host);
- m_headers.Append(left_str, (wxObject *) str);
- }
- return TRUE;
+ return true;
}
-bool wxHTTP::Connect(const wxString& host)
+bool wxHTTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
{
- wxIPV4address *addr;
+ if (m_addr) {
+ delete m_addr;
+ Close();
+ }
- if (m_addr) {
- delete m_addr;
- m_addr = NULL;
- Close();
- }
+ m_addr = addr.Clone();
- m_addr = addr = new wxIPV4address();
-
- if (!addr->Hostname(host)) {
- delete m_addr;
- m_addr = NULL;
- m_perr = wxPROTO_NETERR;
- return FALSE;
- }
+ wxIPV4address *ipv4addr = wxDynamicCast(&addr, wxIPV4address);
+ if (ipv4addr)
+ SetHeader(wxT("Host"), ipv4addr->OrigHostname());
- if (!addr->Service(wxT("http")))
- addr->Service(80);
-
- return TRUE;
+ return true;
}
-bool wxHTTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
+bool wxHTTP::BuildRequest(const wxString& path, wxHTTP_Req req)
{
- if (m_addr) {
- delete m_addr;
- m_addr = NULL;
- Close();
- }
+ const wxChar *request;
- m_addr = (wxSockAddress *) addr.Clone();
- return TRUE;
-}
+ switch (req)
+ {
+ case wxHTTP_GET:
+ request = wxT("GET");
+ break;
-bool wxHTTP::BuildRequest(const wxString& path, wxHTTP_Req req)
-{
- wxChar *tmp_buf;
- wxChar buf[200]; // 200 is arbitrary.
- wxString tmp_str = path;
-
- // If there is no User-Agent defined, define it.
- if (GetHeader(wxT("User-Agent")).IsNull())
- SetHeader(wxT("User-Agent"), wxT("wxWindows 2.x"));
-
- switch (req) {
- case wxHTTP_GET:
- tmp_buf = wxT("GET");
- break;
- default:
- return FALSE;
- }
-
- SaveState();
- SetFlags(NONE);
- Notify(FALSE);
-
- wxSprintf(buf, wxT("%s %s HTTP/1.0\n\r"), tmp_buf, tmp_str.GetData());
- const wxWX2MBbuf pathbuf = wxConvLibc.cWX2MB(buf);
- Write(pathbuf, strlen(wxMBSTRINGCAST pathbuf));
- SendHeaders();
- Write("\n\r", 2);
-
- m_perr = GetLine(this, tmp_str);
- if (m_perr != wxPROTO_NOERR) {
- RestoreState();
- return FALSE;
- }
-
- if (!tmp_str.Contains(wxT("HTTP/"))) {
- // TODO: support HTTP v0.9 which can have no header.
- // FIXME: tmp_str is not put back in the in-queue of the socket.
- SetHeader(wxT("Content-Length"), wxT("-1"));
- SetHeader(wxT("Content-Type"), wxT("none/none"));
- RestoreState();
- return TRUE;
- }
-
- wxStringTokenizer token(tmp_str,wxT(' '));
- wxString tmp_str2;
- bool ret_value;
-
- token.NextToken();
- tmp_str2 = token.NextToken();
-
- switch (tmp_str2[(unsigned int) 0]) {
- case wxT('1'):
- /* INFORMATION / SUCCESS */
- break;
- case wxT('2'):
- /* SUCCESS */
- break;
- case wxT('3'):
- /* REDIRECTION */
- break;
- default:
- m_perr = wxPROTO_NOFILE;
- RestoreState();
- return FALSE;
- }
+ case wxHTTP_POST:
+ request = wxT("POST");
+ if ( GetHeader( wxT("Content-Length") ).IsNull() )
+ SetHeader( wxT("Content-Length"), wxString::Format( wxT("%lu"), (unsigned long)m_post_buf.Len() ) );
+ break;
+
+ default:
+ return false;
+ }
+
+ m_http_response = 0;
+
+ // If there is no User-Agent defined, define it.
+ if (GetHeader(wxT("User-Agent")).IsNull())
+ SetHeader(wxT("User-Agent"), wxT("wxWidgets 2.x"));
+
+ SaveState();
- ret_value = ParseHeaders();
- RestoreState();
- return ret_value;
+ // we may use non blocking sockets only if we can dispatch events from them
+ SetFlags( wxIsMainThread() && wxApp::IsMainLoopRunning() ? wxSOCKET_NONE
+ : wxSOCKET_BLOCK );
+ Notify(false);
+
+ wxString buf;
+ buf.Printf(wxT("%s %s HTTP/1.0\r\n"), request, path.c_str());
+ const wxWX2MBbuf pathbuf = wxConvLocal.cWX2MB(buf);
+ Write(pathbuf, strlen(wxMBSTRINGCAST pathbuf));
+ SendHeaders();
+ Write("\r\n", 2);
+
+ if ( req == wxHTTP_POST ) {
+ Write(m_post_buf.mbc_str(), m_post_buf.Len());
+ m_post_buf = wxEmptyString;
+ }
+
+ wxString tmp_str;
+ m_perr = ReadLine(this, tmp_str);
+ if (m_perr != wxPROTO_NOERR) {
+ RestoreState();
+ return false;
+ }
+
+ if (!tmp_str.Contains(wxT("HTTP/"))) {
+ // TODO: support HTTP v0.9 which can have no header.
+ // FIXME: tmp_str is not put back in the in-queue of the socket.
+ SetHeader(wxT("Content-Length"), wxT("-1"));
+ SetHeader(wxT("Content-Type"), wxT("none/none"));
+ RestoreState();
+ return true;
+ }
+
+ wxStringTokenizer token(tmp_str,wxT(' '));
+ wxString tmp_str2;
+ bool ret_value;
+
+ token.NextToken();
+ tmp_str2 = token.NextToken();
+
+ m_http_response = wxAtoi(tmp_str2);
+
+ switch (tmp_str2[0u])
+ {
+ case wxT('1'):
+ /* INFORMATION / SUCCESS */
+ break;
+
+ case wxT('2'):
+ /* SUCCESS */
+ break;
+
+ case wxT('3'):
+ /* REDIRECTION */
+ break;
+
+ default:
+ m_perr = wxPROTO_NOFILE;
+ RestoreState();
+ return false;
+ }
+
+ ret_value = ParseHeaders();
+ RestoreState();
+ return ret_value;
}
-class wxHTTPStream : public wxSocketInputStream {
+class wxHTTPStream : public wxSocketInputStream
+{
public:
- wxHTTP *m_http;
- size_t m_httpsize;
- unsigned long m_read_bytes;
+ wxHTTP *m_http;
+ size_t m_httpsize;
+ unsigned long m_read_bytes;
- wxHTTPStream(wxHTTP *http) : wxSocketInputStream(*http), m_http(http) {}
- size_t GetSize() const { return m_httpsize; }
- virtual ~wxHTTPStream(void) { m_http->Abort(); }
+ wxHTTPStream(wxHTTP *http) : wxSocketInputStream(*http), m_http(http) {}
+ size_t GetSize() const { return m_httpsize; }
+ virtual ~wxHTTPStream(void) { m_http->Abort(); }
protected:
- size_t OnSysRead(void *buffer, size_t bufsize);
+ size_t OnSysRead(void *buffer, size_t bufsize);
+
+ DECLARE_NO_COPY_CLASS(wxHTTPStream)
};
size_t wxHTTPStream::OnSysRead(void *buffer, size_t bufsize)
{
- size_t ret;
-
- if (m_httpsize > 0 && m_read_bytes >= m_httpsize)
- return 0;
+ if (m_httpsize > 0 && m_read_bytes >= m_httpsize)
+ {
+ m_lasterror = wxSTREAM_EOF;
+ return 0;
+ }
- ret = wxSocketInputStream::OnSysRead(buffer, bufsize);
- m_read_bytes += ret;
+ size_t ret = wxSocketInputStream::OnSysRead(buffer, bufsize);
+ m_read_bytes += ret;
- return ret;
+ return ret;
}
bool wxHTTP::Abort(void)
{
- bool ret;
-
- ret = wxSocketClient::Close();
-
- return ret;
+ return wxSocketClient::Close();
}
wxInputStream *wxHTTP::GetInputStream(const wxString& path)
{
- wxHTTPStream *inp_stream = new wxHTTPStream(this);
- wxString new_path;
+ wxHTTPStream *inp_stream;
+
+ wxString new_path;
- m_perr = wxPROTO_CONNERR;
- if (!m_addr)
- return NULL;
+ m_perr = wxPROTO_CONNERR;
+ if (!m_addr)
+ return NULL;
- // We set m_connected back to FALSE so wxSocketBase will know what to do.
- if (!wxProtocol::Connect(*m_addr))
- return NULL;
+ // We set m_connected back to false so wxSocketBase will know what to do.
+#ifdef __WXMAC__
+ wxSocketClient::Connect(*m_addr , false );
+ wxSocketClient::WaitOnConnect(10);
+
+ if (!wxSocketClient::IsConnected())
+ return NULL;
+#else
+ if (!wxProtocol::Connect(*m_addr))
+ return NULL;
+#endif
- if (!BuildRequest(path, wxHTTP_GET))
- return NULL;
+ if (!BuildRequest(path, m_post_buf.empty() ? wxHTTP_GET : wxHTTP_POST))
+ return NULL;
- if (!GetHeader(wxT("Content-Length")).IsEmpty())
- inp_stream->m_httpsize = wxAtoi(WXSTRINGCAST GetHeader(wxT("Content-Length")));
- else
- inp_stream->m_httpsize = (size_t)-1;
+ inp_stream = new wxHTTPStream(this);
- inp_stream->m_read_bytes = 0;
+ if (!GetHeader(wxT("Content-Length")).empty())
+ inp_stream->m_httpsize = wxAtoi(WXSTRINGCAST GetHeader(wxT("Content-Length")));
+ else
+ inp_stream->m_httpsize = (size_t)-1;
- Notify(FALSE);
- SetFlags(SPEED | WAITALL);
+ inp_stream->m_read_bytes = 0;
- return inp_stream;
+ Notify(false);
+ SetFlags(wxSOCKET_BLOCK | wxSOCKET_WAITALL);
+
+ return inp_stream;
}
-#endif
- // wxUSE_SOCKETS
+#endif // wxUSE_PROTOCOL_HTTP
+
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