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[wxWidgets.git] / src / common / http.cpp

diff --git a/src/common/http.cpp b/src/common/http.cpp
index 9758181c724bd080a3e40c905fde0322e47e008e..600cef4d47e0f7a0ce3bdfe058560e5c72348b90 100644 (file)
--- a/src/common/http.cpp
+++ b/src/common/http.cpp
@@ -9,10 +9,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-  #pragma implementation "http.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -24,7 +20,12 @@
 
 #include <stdio.h>
 #include <stdlib.h>
 
 #include <stdio.h>
 #include <stdlib.h>

+
+#ifndef WX_PRECOMP

 #include "wx/string.h"
 #include "wx/string.h"

+#include "wx/app.h"
+#endif
+

 #include "wx/tokenzr.h"
 #include "wx/socket.h"
 #include "wx/protocol/protocol.h"
 #include "wx/tokenzr.h"
 #include "wx/socket.h"
 #include "wx/protocol/protocol.h"


@@ -33,19 +34,18 @@
 #include "wx/sckstrm.h"
 
 IMPLEMENT_DYNAMIC_CLASS(wxHTTP, wxProtocol)
 #include "wx/sckstrm.h"
 
 IMPLEMENT_DYNAMIC_CLASS(wxHTTP, wxProtocol)

-IMPLEMENT_PROTOCOL(wxHTTP, wxT("http"), wxT("80"), TRUE)
-
-#define HTTP_BSIZE 2048
+IMPLEMENT_PROTOCOL(wxHTTP, wxT("http"), wxT("80"), true)

 
 wxHTTP::wxHTTP()
   : wxProtocol()
 {
 
 wxHTTP::wxHTTP()
   : wxProtocol()
 {

-  m_addr = NULL;
-  m_read = FALSE;
-  m_proxy_mode = FALSE;
-  m_post_buf = wxEmptyString;
+    m_addr = NULL;
+    m_read = false;
+    m_proxy_mode = false;
+    m_post_buf = wxEmptyString;
+    m_http_response = 0;

 
 

-  SetNotify(wxSOCKET_LOST_FLAG);
+    SetNotify(wxSOCKET_LOST_FLAG);

 }
 
 wxHTTP::~wxHTTP()
 }
 
 wxHTTP::~wxHTTP()


@@ -62,21 +62,30 @@ void wxHTTP::ClearHeaders()
 
 wxString wxHTTP::GetContentType()
 {
 
 wxString wxHTTP::GetContentType()
 {

-  return GetHeader(wxT("Content-Type"));
+    return GetHeader(wxT("Content-Type"));

 }
 
 void wxHTTP::SetProxyMode(bool on)
 {
 }
 
 void wxHTTP::SetProxyMode(bool on)
 {

-  m_proxy_mode = on;
+    m_proxy_mode = on;

 }
 
 }
 

-wxHTTP::wxHeaderIterator wxHTTP::FindHeader(const wxString& header) const
+wxHTTP::wxHeaderIterator wxHTTP::FindHeader(const wxString& header)

 {
 {

-    // we can't convert between const_iterator to iterator otherwise...
-    wxStringToStringHashMap& headers = (wxStringToStringHashMap&)m_headers;
+    wxHeaderIterator it = m_headers.begin();
+    for ( wxHeaderIterator en = m_headers.end(); it != en; ++it )
+    {
+        if ( wxStricmp(it->first, header) == 0 )
+            break;
+    }
+
+    return it;
+}

 
 

-    wxHeaderIterator it = headers.begin();
-    for ( wxHeaderIterator en = headers.end(); it != en; ++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;
     {
         if ( wxStricmp(it->first, header) == 0 )
             break;


@@ -87,21 +96,21 @@ wxHTTP::wxHeaderIterator wxHTTP::FindHeader(const wxString& header) const
 
 void wxHTTP::SetHeader(const wxString& header, const wxString& h_data)
 {
 
 void wxHTTP::SetHeader(const wxString& header, const wxString& 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;
+    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) const
 {
 }
 
 wxString wxHTTP::GetHeader(const wxString& header) const
 {

-    wxHeaderIterator it = FindHeader(header);
+    wxHeaderConstIterator it = FindHeader(header);

 
     return it == m_headers.end() ? wxGetEmptyString() : it->second;
 }
 
     return it == m_headers.end() ? wxGetEmptyString() : it->second;
 }


@@ -113,183 +122,194 @@ void wxHTTP::SetPostBuffer(const wxString& post_buf)
 
 void wxHTTP::SendHeaders()
 {
 
 void wxHTTP::SendHeaders()
 {

-  typedef wxStringToStringHashMap::iterator iterator;
-  wxString buf;
+    typedef wxStringToStringHashMap::iterator iterator;
+    wxString buf;

 
 

-  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());
+    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());

 
 

-    const wxWX2MBbuf cbuf = buf.mb_str();
-    Write(cbuf, strlen(cbuf));
-  }
+        const wxWX2MBbuf cbuf = buf.mb_str();
+        Write(cbuf, strlen(cbuf));
+    }

 }
 
 bool wxHTTP::ParseHeaders()
 {
 }
 
 bool wxHTTP::ParseHeaders()
 {

-  wxString line;
-  wxStringTokenizer tokenzr;
+    wxString line;
+    wxStringTokenizer tokenzr;

 
 

-  ClearHeaders();
-  m_read = TRUE;
+    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 = GetLine(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;
+    for ( ;; )
+    {
+        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;

 }
 
 bool wxHTTP::Connect(const wxString& host, unsigned short port)
 {
 }
 
 bool wxHTTP::Connect(const wxString& host, unsigned short port)
 {

-  wxIPV4address *addr;
+    wxIPV4address *addr;

 
 

-  if (m_addr) {
-    delete m_addr;
-    m_addr = NULL;
-    Close();
-  }
+    if (m_addr) {
+        delete m_addr;
+        m_addr = NULL;
+        Close();
+    }

 
 

-  m_addr = addr = new wxIPV4address();
+    m_addr = addr = new wxIPV4address();

 
 

-  if (!addr->Hostname(host)) {
-    delete m_addr;
-    m_addr = NULL;
-    m_perr = wxPROTO_NETERR;
-    return FALSE;
-  }
+    if (!addr->Hostname(host)) {
+        delete m_addr;
+        m_addr = NULL;
+        m_perr = wxPROTO_NETERR;
+        return false;
+    }

 
 

-  if ( port ) addr->Service(port);
-  else if (!addr->Service(wxT("http")))
-    addr->Service(80);
+    if ( port )
+        addr->Service(port);
+    else if (!addr->Service(wxT("http")))
+        addr->Service(80);

 
 

-  SetHeader(wxT("Host"), host);
+    SetHeader(wxT("Host"), host);

 
 

-  return TRUE;
+    return true;

 }
 
 bool wxHTTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
 {
 }
 
 bool wxHTTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
 {

-  if (m_addr) {
-    delete m_addr;
-    Close();
-  }
+    if (m_addr) {
+        delete m_addr;
+        Close();
+    }

 
 

-  m_addr = addr.Clone();
+    m_addr = addr.Clone();

 
 

-  wxIPV4address *ipv4addr = wxDynamicCast(&addr, wxIPV4address);
-  if (ipv4addr)
-      SetHeader(wxT("Host"), ipv4addr->OrigHostname());
+    wxIPV4address *ipv4addr = wxDynamicCast(&addr, wxIPV4address);
+    if (ipv4addr)
+        SetHeader(wxT("Host"), ipv4addr->OrigHostname());

 
 

-  return TRUE;
+    return true;

 }
 
 bool wxHTTP::BuildRequest(const wxString& path, wxHTTP_Req req)
 {
 }
 
 bool wxHTTP::BuildRequest(const wxString& path, wxHTTP_Req req)
 {

-  const wxChar *request;
-
-  switch (req) {
-  case wxHTTP_GET:
-    request = wxT("GET");
-    break;
-  case wxHTTP_POST:
-    request = wxT("POST");
-    break;
-  default:
-    return FALSE;
-  }
-
-  // If there is no User-Agent defined, define it.
-  if (GetHeader(wxT("User-Agent")).IsNull())
-    SetHeader(wxT("User-Agent"), wxT("wxWindows 2.x"));
-
-  SaveState();
-  SetFlags(wxSOCKET_NONE);
-  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, m_post_buf.Len());
-    m_post_buf = wxEmptyString;
-  }
+    const wxChar *request;

 
 

-  wxString tmp_str;
-  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[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;
-  }
+    switch (req)
+    {
+        case wxHTTP_GET:
+            request = wxT("GET");
+            break;
+
+        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();
+
+    // 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;
+    }

 
 

-  ret_value = ParseHeaders();
-  RestoreState();
-  return ret_value;
+    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
 {
 public:
 }
 
 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:
 
 protected:

-  size_t OnSysRead(void *buffer, size_t bufsize);
+    size_t OnSysRead(void *buffer, size_t bufsize);

 
     DECLARE_NO_COPY_CLASS(wxHTTPStream)
 };
 
     DECLARE_NO_COPY_CLASS(wxHTTPStream)
 };


@@ -305,52 +325,61 @@ size_t wxHTTPStream::OnSysRead(void *buffer, size_t bufsize)
     size_t ret = wxSocketInputStream::OnSysRead(buffer, bufsize);
     m_read_bytes += ret;
 
     size_t ret = wxSocketInputStream::OnSysRead(buffer, bufsize);
     m_read_bytes += ret;
 

+    if (m_httpsize==(size_t)-1 && m_lasterror == wxSTREAM_READ_ERROR )
+    {
+        // if m_httpsize is (size_t) -1 this means read until connection closed
+        // which is equivalent to getting a READ_ERROR, for clients however this
+        // must be translated into EOF, as it is the expected way of signalling
+        // end end of the content
+        m_lasterror = wxSTREAM_EOF ;
+    }
+

     return ret;
 }
 
 bool wxHTTP::Abort(void)
 {
     return ret;
 }
 
 bool wxHTTP::Abort(void)
 {

-  return wxSocketClient::Close();
+    return wxSocketClient::Close();

 }
 
 wxInputStream *wxHTTP::GetInputStream(const wxString& path)
 {
 }
 
 wxInputStream *wxHTTP::GetInputStream(const wxString& path)
 {

-  wxHTTPStream *inp_stream;
+    wxHTTPStream *inp_stream;

 
 

-  wxString new_path;
+    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.
+    // We set m_connected back to false so wxSocketBase will know what to do.

 #ifdef __WXMAC__
 #ifdef __WXMAC__

-        wxSocketClient::Connect(*m_addr , FALSE );
-        wxSocketClient::WaitOnConnect(10);
+    wxSocketClient::Connect(*m_addr , false );
+    wxSocketClient::WaitOnConnect(10);

 
     if (!wxSocketClient::IsConnected())
         return NULL;
 #else
 
     if (!wxSocketClient::IsConnected())
         return NULL;
 #else

-  if (!wxProtocol::Connect(*m_addr))
-    return NULL;
+    if (!wxProtocol::Connect(*m_addr))
+        return NULL;

 #endif
 
 #endif
 

-  if (!BuildRequest(path, m_post_buf.IsEmpty() ? wxHTTP_GET : wxHTTP_POST))
-    return NULL;
+    if (!BuildRequest(path, m_post_buf.empty() ? wxHTTP_GET : wxHTTP_POST))
+        return NULL;

 
 

-  inp_stream = new wxHTTPStream(this);
+    inp_stream = new wxHTTPStream(this);

 
 

-  if (!GetHeader(wxT("Content-Length")).IsEmpty())
-    inp_stream->m_httpsize = wxAtoi(WXSTRINGCAST GetHeader(wxT("Content-Length")));
-  else
-    inp_stream->m_httpsize = (size_t)-1;
+    if (!GetHeader(wxT("Content-Length")).empty())
+        inp_stream->m_httpsize = wxAtoi(WXSTRINGCAST GetHeader(wxT("Content-Length")));
+    else
+        inp_stream->m_httpsize = (size_t)-1;

 
 

-  inp_stream->m_read_bytes = 0;
+    inp_stream->m_read_bytes = 0;

 
 

-  Notify(FALSE);
-  SetFlags(wxSOCKET_BLOCK | wxSOCKET_WAITALL);
+    Notify(false);
+    SetFlags(wxSOCKET_BLOCK | wxSOCKET_WAITALL);

 
 

-  return inp_stream;
+    return inp_stream;

 }
 
 #endif // wxUSE_PROTOCOL_HTTP
 }
 
 #endif // wxUSE_PROTOCOL_HTTP