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Overhaul wxWebHandler naming to try and make it consistent with the rest of wxWidgets. Split wxWebFileHandler into its own file.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/SOC2011_WEBVIEW@68461 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Steve Lamerton
2011-07-30 14:22:15 +00:00
parent 153530afb5
commit 9e3d4a3210
10 changed files with 270 additions and 222 deletions
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193
src/common/webview.cpp
View File

@@ -21,8 +21,6 @@
#include "wx/osx/webview_webkit.h"
#include "wx/gtk/webview_webkit.h"
#include "wx/msw/webview_ie.h"
#include "wx/filesys.h"
#include "wx/tokenzr.h"
// DLL options compatibility check:
#include "wx/app.h"
@@ -40,197 +38,6 @@ wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_ERROR, wxWebNavigationEvent );
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NEWWINDOW, wxWebNavigationEvent );
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED, wxWebNavigationEvent );
//Taken from wx/filesys.cpp
static wxString EscapeFileNameCharsInURL(const char *in)
{
wxString s;
for ( const unsigned char *p = (const unsigned char*)in; *p; ++p )
{
const unsigned char c = *p;
if ( c == '/' || c == '-' || c == '.' || c == '_' || c == '~' ||
(c >= '0' && c <= '9') ||
(c >= 'a' && c <= 'z') ||
(c >= 'A' && c <= 'Z') )
{
s << c;
}
else
{
s << wxString::Format("%%%02x", c);
}
}
return s;
}
wxWebFileProtocolHandler::wxWebFileProtocolHandler()
{
m_protocol = "test";
m_fileSystem = new wxFileSystem();
}
wxFSFile* wxWebFileProtocolHandler::GetFile(const wxString &uri)
{
size_t pos = uri.find('?');
//There is no query string so we can load the file directly
if(pos == wxString::npos)
{
size_t doubleslash = uri.find("//");
//The path is incorrectly formed without // after the first protocol
if(doubleslash == wxString::npos)
return NULL;
wxString fspath = "file:" +
EscapeFileNameCharsInURL(uri.substr(doubleslash + 2));
return m_fileSystem->OpenFile(fspath);
}
//Otherwise we have a query string of some kind that we need to extract
else{
//First we extract the query string, this should have two parameters,
//protocol=type and path=path
wxString query = uri.substr(pos + 1), protocol, path;
//We also trim the query off the end as we handle it alone
wxString lefturi = uri.substr(0, pos);
wxStringTokenizer tokenizer(query, ";");
while(tokenizer.HasMoreTokens() && (protocol == "" || path == ""))
{
wxString token = tokenizer.GetNextToken();
if(token.substr(0, 9) == "protocol=")
{
protocol = token.substr(9);
}
else if(token.substr(0, 5) == "path=")
{
path = token.substr(5);
}
}
if(protocol == "" || path == "")
return NULL;
//We now have the path and the protocol and so can format a correct uri
//to pass to wxFileSystem to get a wxFSFile
size_t doubleslash = uri.find("//");
//The path is incorrectly formed without // after the first protocol
if(doubleslash == wxString::npos)
return NULL;
wxString fspath = "file:" +
EscapeFileNameCharsInURL(lefturi.substr(doubleslash + 2))
+ "#" + protocol +":" + path;
return m_fileSystem->OpenFile(fspath);
}
}
wxString wxWebFileProtocolHandler::CombineURIs(const wxString &baseuri,
const wxString &newuri)
{
//If there is a colon in the path then we just return it
if(newuri.find(':') != wxString::npos)
{
return newuri;
}
//We have an absolute path and no query string
else if(newuri.substr(0, 1) == "/" && baseuri.find('?') == wxString::npos)
{
//By finding the next / after file:// we get to the end of the
//(optional) hostname
size_t pos = baseuri.find('/', 7);
//So we return up to the end of the hostname, plus the newuri
return baseuri.substr(0, pos) + newuri;
}
//We have an absolute path and a query string
else if(newuri.substr(0, 1) == "/" && baseuri.find('?') != wxString::npos)
{
wxString query = baseuri.substr(baseuri.find('?') + 1);
wxString newquery;
wxStringTokenizer tokenizer(query, ";");
while(tokenizer.HasMoreTokens())
{
wxString token = tokenizer.GetNextToken();
if(token.substr(0, 5) == "path=")
{
//As the path is absolue simply replace the old path with the
//new one
newquery = newquery + "path=" + newuri;
}
else
{
newquery += token;
}
//We need to add the separators back
if(tokenizer.HasMoreTokens())
newquery += ';';
}
return baseuri.substr(0, baseuri.find('?')) + "?" + newquery;
}
//We have a relative path and no query string
else if(baseuri.find('?') == wxString::npos)
{
//By finding the next / after file:// we get to the end of the
//(optional) hostname
size_t pos = baseuri.find('/', 7);
wxString path = baseuri.substr(pos);
//Then we remove the last filename
path = path.BeforeLast('/') + '/';
//Ensure that we have the leading / so we can normalise properly
if(path.substr(0, 1) != "/")
path = "/" + path;
//If we have a colon in the path (i.e. we are on windows) we need to
//handle it specially
if(path.find(':') != wxString::npos)
{
wxFileName fn(path.AfterFirst('/').AfterFirst('/') + newuri);
fn.Normalize(wxPATH_NORM_DOTS, "", wxPATH_UNIX);
return baseuri.substr(0, pos) + '/' +
path.AfterFirst('/').BeforeFirst('/') + '/' +
fn.GetFullPath(wxPATH_UNIX);
}
else
{
//We can now use wxFileName to perform the normalisation
wxFileName fn(path + newuri);
fn.Normalize(wxPATH_NORM_DOTS, "", wxPATH_UNIX);
return baseuri.substr(0, pos) + fn.GetFullPath(wxPATH_UNIX);
}
}
//We have a relative path and a query string
else
{
wxString query = baseuri.substr(baseuri.find('?') + 1);
wxString newquery;
wxStringTokenizer tokenizer(query, ";");
while(tokenizer.HasMoreTokens())
{
wxString token = tokenizer.GetNextToken();
if(token.substr(0, 5) == "path=")
{
wxString path = token.substr(6);
//Then we remove the last filename
path = path.BeforeLast('/') + '/';
//Ensure that we have the leading / so we can normalise properly
//if(path.substr(0, 1) != "/")
// path = "/" + path;
//We can now use wxFileName to perform the normalisation
wxFileName fn(path + newuri);
fn.Normalize(wxPATH_NORM_DOTS, "", wxPATH_UNIX);
newquery = newquery + "path=" + fn.GetFullPath(wxPATH_UNIX);
}
else
{
newquery += token;
}
//We need to add the separators back
if(tokenizer.HasMoreTokens())
newquery += ';';
}
return baseuri.substr(0, baseuri.find('?')) + "?" + newquery;
}
}
// static
wxWebView* wxWebView::New(wxWebViewBackend backend)
{