X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fae05df5a988883e9c6683ccded766dfb7b84b1b..287d71d9929609e86f61d4f01fcc3f035ef99878:/src/common/http.cpp

diff --git a/src/common/http.cpp b/src/common/http.cpp
index b433e4f013..bea35a2335 100644
--- a/src/common/http.cpp
+++ b/src/common/http.cpp
@@ -6,10 +6,10 @@
 // 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
 
@@ -20,11 +20,16 @@
   #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"
@@ -32,82 +37,106 @@
 #include "wx/protocol/http.h"
 #include "wx/sckstrm.h"
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxHTTP, wxProtocol)
-IMPLEMENT_PROTOCOL(wxHTTP, _T("http"), _T("80"), TRUE)
-#endif
+IMPLEMENT_PROTOCOL(wxHTTP, wxT("http"), wxT("80"), true)
 
 #define HTTP_BSIZE 2048
 
 wxHTTP::wxHTTP()
-  : wxProtocol(),
-    m_headers(wxKEY_STRING)
+  : wxProtocol()
 {
   m_addr = NULL;
-  m_read = FALSE;
+  m_read = false;
+  m_proxy_mode = false;
+  m_post_buf = wxEmptyString;
+  m_http_response = 0;
 
-  SetNotify(REQ_LOST);
+  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(_T("Content-Type"));
+  return GetHeader(wxT("Content-Type"));
+}
+
+void wxHTTP::SetProxyMode(bool 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;
+    ClearHeaders();
+    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;
-  }
+  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 = m_headers.Find(header);
-  if (!node)
-    return wxEmptyString;
+    wxHeaderConstIterator it = FindHeader(header);
+
+    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();
+  typedef wxStringToStringHashMap::iterator iterator;
+  wxString buf;
 
-  while (head)
+  for (iterator it = m_headers.begin(), en = m_headers.end(); it != en; ++it )
   {
-    wxString *str = (wxString *)head->Data();
-
-    wxString buf;
-    buf.Printf(_T("%s: %s\n\r"), head->GetKeyString(), str->GetData());
+    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));
-
-    head = head->Next();
   }
 }
 
@@ -116,34 +145,35 @@ bool wxHTTP::ParseHeaders()
   wxString line;
   wxStringTokenizer tokenzr;
 
-  m_headers.Clear();
-  m_read = TRUE;
+  ClearHeaders();
+  m_read = true;
 
-  while (1) {
-    m_error = GetLine(this, line);
-    if (m_error != wxPROTO_NOERR)
-      return FALSE;
+#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;
 
-    tokenzr.SetString(line, " :\t\n\r");
-    if (!tokenzr.HasMoreTokens())
-      return FALSE;
-
-    wxString left_str = tokenzr.GetNextToken();
-    wxString *str = new wxString(tokenzr.GetNextToken());
-
-    m_headers.Append(left_str, (wxObject *) str);
+    wxString left_str = line.BeforeFirst(':');
+    m_headers[left_str] = line.AfterFirst(':').Strip(wxString::both);
   }
-  return TRUE;
+  return true;
 }
 
-bool wxHTTP::Connect(const wxString& host)
+bool wxHTTP::Connect(const wxString& host, unsigned short port)
 {
   wxIPV4address *addr;
 
-  if (m_connected) {
+  if (m_addr) {
     delete m_addr;
     m_addr = NULL;
     Close();
@@ -154,83 +184,116 @@ bool wxHTTP::Connect(const wxString& host)
   if (!addr->Hostname(host)) {
     delete m_addr;
     m_addr = NULL;
-    m_error = wxPROTO_NETERR;
-    return FALSE;
+    m_perr = wxPROTO_NETERR;
+    return false;
   }
 
-  if (!addr->Service(_T("http")))
+  if ( port ) addr->Service(port);
+  else if (!addr->Service(wxT("http")))
     addr->Service(80);
 
-  return TRUE;
+  SetHeader(wxT("Host"), host);
+
+  return true;
 }
 
 bool wxHTTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
 {
-  struct sockaddr *raw_addr;
-  size_t len;
+  if (m_addr) {
+    delete m_addr;
+    Close();
+  }
 
-  m_addr = (wxSockAddress *)(addr.GetClassInfo()->CreateObject());
+  m_addr = addr.Clone();
 
-  addr.Build(raw_addr, len);
-  m_addr->Disassemble(raw_addr, len);
+  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)
 {
-  wxChar *tmp_buf;
-  wxCharBuffer buf("");
-  const wxWX2MBbuf pathbuf;
-  wxString tmp_str;
+  const wxChar *request;
 
   switch (req) {
   case wxHTTP_GET:
-    tmp_buf = _T("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;
+    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();
-  SetFlags(NONE);
-  Notify(FALSE);
 
-  tmp_str = wxURL::ConvertToValidURI(path);
-  wxSprintf(buf, _T("%s %s\n\r"), tmp_buf, tmp_str.GetData());
-  pathbuf = wxConvLibc.cWX2MB(buf);
-  Write(pathbuf, strlen(pathbuf));
+  // 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("\n\r", 2);
+  Write("\r\n", 2);
 
-  m_error = GetLine(this, tmp_str);
-  if (m_error != wxPROTO_NOERR) {
+  if ( req == wxHTTP_POST ) {
+    Write(m_post_buf.mbc_str(), m_post_buf.Len());
+    m_post_buf = wxEmptyString;
+  }
+
+  wxString tmp_str;
+  m_perr = GetLine(this, tmp_str);
+  if (m_perr != wxPROTO_NOERR) {
     RestoreState();
-    return FALSE;
+    return false;
   }
 
-  if (!tmp_str.Contains(_T("HTTP/"))) {
+  if (!tmp_str.Contains(wxT("HTTP/"))) {
     // TODO: support HTTP v0.9 which can have no header.
-    SetHeader(_T("Content-Length"), _T("-1"));
-    SetHeader(_T("Content-Type"), _T("none/none"));
+    // 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;
+    return true;
   }
 
-  wxStringTokenizer token(tmp_str,_T(' '));
+  wxStringTokenizer token(tmp_str,wxT(' '));
   wxString tmp_str2;
   bool ret_value;
 
   token.NextToken();
   tmp_str2 = token.NextToken();
 
-  switch (wxAtoi(tmp_str2)) {
-  case 200:
+  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_error = wxPROTO_NOFILE;
+    m_perr = wxPROTO_NOFILE;
     RestoreState();
-    return FALSE;
+    return false;
   }
 
   ret_value = ParseHeaders();
@@ -238,16 +301,37 @@ bool wxHTTP::BuildRequest(const wxString& path, wxHTTP_Req req)
   return ret_value;
 }
 
-class wxHTTPStream : public wxSocketInputStream {
+class wxHTTPStream : public wxSocketInputStream
+{
 public:
   wxHTTP *m_http;
   size_t m_httpsize;
+  unsigned long m_read_bytes;
 
   wxHTTPStream(wxHTTP *http) : wxSocketInputStream(*http), m_http(http) {}
-  size_t StreamSize() const { return m_httpsize; }
+  size_t GetSize() const { return m_httpsize; }
   virtual ~wxHTTPStream(void) { m_http->Abort(); }
+
+protected:
+  size_t OnSysRead(void *buffer, size_t bufsize);
+
+    DECLARE_NO_COPY_CLASS(wxHTTPStream)
 };
 
+size_t wxHTTPStream::OnSysRead(void *buffer, size_t bufsize)
+{
+    if (m_httpsize > 0 && m_read_bytes >= m_httpsize)
+    {
+        m_lasterror = wxSTREAM_EOF;
+        return 0;
+    }
+
+    size_t ret = wxSocketInputStream::OnSysRead(buffer, bufsize);
+    m_read_bytes += ret;
+
+    return ret;
+}
+
 bool wxHTTP::Abort(void)
 {
   return wxSocketClient::Close();
@@ -255,26 +339,43 @@ bool wxHTTP::Abort(void)
 
 wxInputStream *wxHTTP::GetInputStream(const wxString& path)
 {
-  wxHTTPStream *inp_stream = new wxHTTPStream(this);
+  wxHTTPStream *inp_stream;
 
-  if (!m_addr || m_connected) {
-    m_error = wxPROTO_CONNERR;
+  wxString new_path;
+
+  m_perr = wxPROTO_CONNERR;
+  if (!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))
+  if (!BuildRequest(path, m_post_buf.IsEmpty() ? wxHTTP_GET : wxHTTP_POST))
     return NULL;
 
-  wxPrintf(_T("Len = %s\n"), WXSTRINGCAST GetHeader(_T("Content-Length")));
-  if (!GetHeader(_T("Content-Length")).IsEmpty())
-    inp_stream->m_httpsize = wxAtoi(WXSTRINGCAST GetHeader(_T("Content-Length")));
+  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;
+
+  inp_stream->m_read_bytes = 0;
+
+  Notify(false);
+  SetFlags(wxSOCKET_BLOCK | wxSOCKET_WAITALL);
 
-  SetFlags(WAITALL);
   return inp_stream;
 }
 
-#endif
-   // wxUSE_SOCKETS
+#endif // wxUSE_PROTOCOL_HTTP
+