some != NULL checks

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

diff --git a/src/common/fs_inet.cpp b/src/common/fs_inet.cpp
index 55677f10ff7861e21334faaec4b4aa210b20b712..d3b94f258d20c253c343d541f2c6e2b98a63290f 100644 (file)
--- a/src/common/fs_inet.cpp
+++ b/src/common/fs_inet.cpp
@@ -23,7 +23,7 @@ limitation)
 #pragma implementation
 #endif
 
-#include <wx/wxprec.h>
+#include "wx/wxprec.h"
 
 #ifdef __BORDLANDC__
 #pragma hdrstop
@@ -34,10 +34,10 @@ limitation)
     #define wxUSE_FS_INET 0
 #endif
 
-#if wxUSE_FS_INET
+#if wxUSE_FILESYSTEM && wxUSE_FS_INET
 
 #ifndef WXPRECOMP
-#include <wx/wx.h>
+#include "wx/wx.h"
 #endif
 
 #include "wx/wfstream.h"
@@ -67,16 +67,41 @@ class wxInetCacheNode : public wxObject
 //--------------------------------------------------------------------------------
 
 
+static wxString StripProtocolAnchor(const wxString& location)
+{
+    wxString myloc(location.BeforeLast(wxT('#')));
+    if (myloc.IsEmpty()) myloc = location.AfterFirst(wxT(':'));
+    else myloc = myloc.AfterFirst(wxT(':'));
+
+    // fix malformed url:
+    if (myloc.Left(2) != wxT("//")) 
+    {
+        if (myloc.GetChar(0) != wxT('/')) myloc = wxT("//") + myloc;
+        else myloc = wxT("/") + myloc;
+    }
+    if (myloc.Mid(2).Find(wxT('/')) == wxNOT_FOUND) myloc << wxT('/');
+
+    return myloc;
+}
+
+
+
 bool wxInternetFSHandler::CanOpen(const wxString& location)
 {
     wxString p = GetProtocol(location);
-    return (p == wxT("http")) || (p == wxT("ftp"));
+    if ((p == wxT("http")) || (p == wxT("ftp"))) 
+    {
+        wxURL url(p + wxT(":") + StripProtocolAnchor(location));
+        return (url.GetError() == wxURL_NOERR);
+    }
+    else 
+        return FALSE;
 }
 
 
 wxFSFile* wxInternetFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location)
 {
-    wxString right = GetProtocol(location) + wxT(":") + GetRightLocation(location);
+    wxString right = GetProtocol(location) + wxT(":") + StripProtocolAnchor(location);
     wxInputStream *s;
     wxString content;
     wxInetCacheNode *info;
@@ -87,27 +112,30 @@ wxFSFile* wxInternetFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxStri
     if (info == NULL)
     {
         wxURL url(right);
-        s = url.GetInputStream();
-        content = url.GetProtocol().GetContentType();
-        if (content == wxEmptyString) content = GetMimeTypeFromExt(location);
-        if (s)
+        if (url.GetError() == wxURL_NOERR) 
         {
-            wxChar buf[256];
-
-            wxGetTempFileName( wxT("wxhtml"), buf);
-            info = new wxInetCacheNode(buf, content);
-            m_Cache.Put(right, info);
-
-            {   // ok, now copy it:
-                wxFileOutputStream sout((wxString)buf);
-                s -> Read(sout); // copy the stream
+            s = url.GetInputStream();
+            content = url.GetProtocol().GetContentType();
+            if (content == wxEmptyString) content = GetMimeTypeFromExt(location);
+            if (s)
+            {
+                wxChar buf[256];
+
+                wxGetTempFileName( wxT("wxhtml"), buf);
+                info = new wxInetCacheNode(buf, content);
+                m_Cache.Put(right, info);
+
+                {   // ok, now copy it:
+                    wxFileOutputStream sout((wxString)buf);
+                    s -> Read(sout); // copy the stream
+                }
+                delete s;
             }
-            delete s;
+            else
+                return (wxFSFile*) NULL; // we can't open the URL
         }
         else
-        {
-            return (wxFSFile*) NULL; // we can't open the URL
-        }
+            return (wxFSFile*) NULL; // incorrect URL
     }
 
     // Load item from cache:
@@ -117,7 +145,8 @@ wxFSFile* wxInternetFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxStri
         return new wxFSFile(s,
                             right,
                             info->GetMime(),
-                            GetAnchor(location));
+                            GetAnchor(location),
+                            wxDateTime::Now());
     }
     else return (wxFSFile*) NULL;
 }
@@ -153,4 +182,4 @@ class wxFileSystemInternetModule : public wxModule
 
 IMPLEMENT_DYNAMIC_CLASS(wxFileSystemInternetModule, wxModule)
 
-#endif // wxUSE_FS_INET
+#endif // wxUSE_FILESYSTEM && wxUSE_FS_INET