#include <ctype.h>
#include <stdlib.h>
+#include "wx/arrstr.h"
+#include "wx/dir.h"
#include "wx/file.h"
#include "wx/filename.h"
#include "wx/tokenzr.h"
#include "wx/fontmap.h"
-#include "wx/scopedptr.h"
#include "wx/stdpaths.h"
#include "wx/hashset.h"
+#ifdef __WXMSW__
+ #include "wx/msw/wrapwin.h"
+#endif
+
// ----------------------------------------------------------------------------
// simple types
// ----------------------------------------------------------------------------
#define TRACE_I18N wxS("i18n")
-// the constants describing the format of ll_CC locale string
-static const size_t LEN_LANG = 2;
-
-// ----------------------------------------------------------------------------
-// global functions
-// ----------------------------------------------------------------------------
+// ============================================================================
+// implementation
+// ============================================================================
namespace
{
-// get just the language part
-inline wxString ExtractLang(const wxString& langFull)
-{
- return langFull.Left(LEN_LANG);
-}
+#if !wxUSE_UNICODE
+// We need to keep track of (char*) msgids in non-Unicode legacy builds. Instead
+// of making the public wxMsgCatalog and wxTranslationsLoader APIs ugly, we
+// store them in this global map.
+wxStringToStringHashMap gs_msgIdCharset;
+#endif
} // anonymous namespace
-
-// ============================================================================
-// implementation
-// ============================================================================
-
// ----------------------------------------------------------------------------
// Plural forms parser
// ----------------------------------------------------------------------------
public:
wxPluralFormsNode(const wxPluralFormsToken& token) : m_token(token) {}
const wxPluralFormsToken& token() const { return m_token; }
- const wxPluralFormsNode* node(size_t i) const
+ const wxPluralFormsNode* node(unsigned i) const
{ return m_nodes[i].get(); }
- void setNode(size_t i, wxPluralFormsNode* n);
- wxPluralFormsNode* releaseNode(size_t i);
+ void setNode(unsigned i, wxPluralFormsNode* n);
+ wxPluralFormsNode* releaseNode(unsigned i);
wxPluralFormsToken::Number evaluate(wxPluralFormsToken::Number n) const;
private:
}
-void wxPluralFormsNode::setNode(size_t i, wxPluralFormsNode* n)
+void wxPluralFormsNode::setNode(unsigned i, wxPluralFormsNode* n)
{
m_nodes[i].reset(n);
}
-wxPluralFormsNode* wxPluralFormsNode::releaseNode(size_t i)
+wxPluralFormsNode* wxPluralFormsNode::releaseNode(unsigned i)
{
return m_nodes[i].release();
}
wxPluralFormsNodePtr m_plural;
};
-wxDEFINE_SCOPED_PTR_TYPE(wxPluralFormsCalculator)
+wxDEFINE_SCOPED_PTR(wxPluralFormsCalculator, wxPluralFormsCalculatorPtr)
void wxPluralFormsCalculator::init(wxPluralFormsToken::Number nplurals,
wxPluralFormsNode* plural)
// http://www.gnu.org/software/autoconf/manual/gettext/MO-Files.html
// ----------------------------------------------------------------------------
-WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxString, wxMessagesHash);
-
class wxMsgCatalogFile
{
public:
- typedef wxScopedCharTypeBuffer<char> DataBuffer;
+ typedef wxScopedCharBuffer DataBuffer;
// ctor & dtor
wxMsgCatalogFile();
wxPluralFormsCalculatorPtr& rPluralFormsCalculator);
// fills the hash with string-translation pairs
- bool FillHash(wxMessagesHash& hash, const wxString& msgIdCharset) const;
+ bool FillHash(wxStringToStringHashMap& hash, const wxString& domain) const;
// return the charset of the strings in this catalog or empty string if
// none/unknown
wxDECLARE_NO_COPY_CLASS(wxMsgCatalogFile);
};
-
-// ----------------------------------------------------------------------------
-// wxMsgCatalog corresponds to one loaded message catalog.
-//
-// This is a "low-level" class and is used only by wxLocale (that's why
-// it's designed to be stored in a linked list)
-// ----------------------------------------------------------------------------
-
-class wxMsgCatalog
-{
-public:
-#if !wxUSE_UNICODE
- wxMsgCatalog() { m_conv = NULL; }
- ~wxMsgCatalog();
-#endif
-
- // load the catalog from disk
- bool LoadFile(const wxString& filename,
- const wxString& domain,
- const wxString& msgIdCharset);
-
- bool LoadData(const wxScopedCharTypeBuffer<char>& data,
- const wxString& domain,
- const wxString& msgIdCharset);
-
- // get name of the catalog
- wxString GetDomain() const { return m_domain; }
-
- // get the translated string: returns NULL if not found
- const wxString *GetString(const wxString& sz, size_t n = size_t(-1)) const;
-
- // public variable pointing to the next element in a linked list (or NULL)
- wxMsgCatalog *m_pNext;
-
-private:
- wxMessagesHash m_messages; // all messages in the catalog
- wxString m_domain; // name of the domain
-
-#if !wxUSE_UNICODE
- // the conversion corresponding to this catalog charset if we installed it
- // as the global one
- wxCSConv *m_conv;
-#endif
-
- wxPluralFormsCalculatorPtr m_pluralFormsCalculator;
-};
-
// ----------------------------------------------------------------------------
// wxMsgCatalogFile clas
// ----------------------------------------------------------------------------
if ( !fileMsg.IsOpened() )
return false;
- // get the file size (assume it is less than 4Gb...)
+ // get the file size (assume it is less than 4GB...)
wxFileOffset lenFile = fileMsg.Length();
if ( lenFile == wxInvalidOffset )
return false;
return true;
}
-bool wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
- const wxString& msgIdCharset) const
+bool wxMsgCatalogFile::FillHash(wxStringToStringHashMap& hash,
+ const wxString& domain) const
{
- wxUnusedVar(msgIdCharset); // silence warning in Unicode build
+ wxUnusedVar(domain); // silence warning in Unicode build
// conversion to use to convert catalog strings to the GUI encoding
wxMBConv *inputConv = NULL;
}
#if !wxUSE_UNICODE
+ wxString msgIdCharset = gs_msgIdCharset[domain];
+
// conversion to apply to msgid strings before looking them up: we only
// need it if the msgids are neither in 7 bit ASCII nor in the same
// encoding as the catalog
}
#endif // !wxUSE_UNICODE
-bool wxMsgCatalog::LoadFile(const wxString& filename,
- const wxString& domain,
- const wxString& msgIdCharset)
+/* static */
+wxMsgCatalog *wxMsgCatalog::CreateFromFile(const wxString& filename,
+ const wxString& domain)
{
- wxMsgCatalogFile file;
+ wxScopedPtr<wxMsgCatalog> cat(new wxMsgCatalog(domain));
- m_domain = domain;
+ wxMsgCatalogFile file;
- if ( !file.LoadFile(filename, m_pluralFormsCalculator) )
- return false;
+ if ( !file.LoadFile(filename, cat->m_pluralFormsCalculator) )
+ return NULL;
- if ( !file.FillHash(m_messages, msgIdCharset) )
- return false;
+ if ( !file.FillHash(cat->m_messages, domain) )
+ return NULL;
- return true;
+ return cat.release();
}
-bool wxMsgCatalog::LoadData(const wxScopedCharTypeBuffer<char>& data,
- const wxString& domain,
- const wxString& msgIdCharset)
+/* static */
+wxMsgCatalog *wxMsgCatalog::CreateFromData(const wxScopedCharBuffer& data,
+ const wxString& domain)
{
- wxMsgCatalogFile file;
+ wxScopedPtr<wxMsgCatalog> cat(new wxMsgCatalog(domain));
- m_domain = domain;
+ wxMsgCatalogFile file;
- if ( !file.LoadData(data, m_pluralFormsCalculator) )
- return false;
+ if ( !file.LoadData(data, cat->m_pluralFormsCalculator) )
+ return NULL;
- if ( !file.FillHash(m_messages, msgIdCharset) )
- return false;
+ if ( !file.FillHash(cat->m_messages, domain) )
+ return NULL;
- return true;
+ return cat.release();
}
-const wxString *wxMsgCatalog::GetString(const wxString& str, size_t n) const
+const wxString *wxMsgCatalog::GetString(const wxString& str, unsigned n) const
{
int index = 0;
- if (n != size_t(-1))
+ if (n != UINT_MAX)
{
index = m_pluralFormsCalculator->evaluate(n);
}
- wxMessagesHash::const_iterator i;
+ wxStringToStringHashMap::const_iterator i;
if (index != 0)
{
i = m_messages.find(wxString(str) + wxChar(index)); // plural
}
+wxArrayString wxTranslations::GetAvailableTranslations(const wxString& domain) const
+{
+ wxCHECK_MSG( m_loader, wxArrayString(), "loader can't be NULL" );
+
+ return m_loader->GetAvailableTranslations(domain);
+}
+
+
bool wxTranslations::AddStdCatalog()
{
if ( !AddCatalog(wxS("wxstd")) )
wxLanguage msgIdLanguage,
const wxString& msgIdCharset)
{
- m_msgIdCharset[domain] = msgIdCharset;
+ gs_msgIdCharset[domain] = msgIdCharset;
return AddCatalog(domain, msgIdLanguage);
}
#endif // !wxUSE_UNICODE
bool wxTranslations::LoadCatalog(const wxString& domain, const wxString& lang)
{
+ m_loader->GetAvailableTranslations(domain);
wxCHECK_MSG( m_loader, false, "loader can't be NULL" );
+ wxMsgCatalog *cat = NULL;
+
#if wxUSE_FONTMAP
// first look for the catalog for this language and the current locale:
// notice that we don't use the system name for the locale as this would
wxString fullname(lang);
fullname << wxS('.') << wxFontMapperBase::GetEncodingName(encSys);
- if ( m_loader->LoadCatalog(this, domain, fullname) )
- return true;
+ cat = m_loader->LoadCatalog(domain, fullname);
}
#endif // wxUSE_FONTMAP
- // Next try: use the provided name language name:
- if ( m_loader->LoadCatalog(this, domain, lang) )
- return true;
-
- // Also try just base locale name: for things like "fr_BE" (Belgium
- // French) we should use fall back on plain "fr" if no Belgium-specific
- // message catalogs exist
- if ( lang.length() > LEN_LANG && lang[LEN_LANG] == wxS('_') )
+ if ( !cat )
{
- if ( m_loader->LoadCatalog(this, domain, ExtractLang(lang)) )
- return true;
+ // Next try: use the provided name language name:
+ cat = m_loader->LoadCatalog(domain, lang);
}
- // Nothing worked, the catalog just isn't there
- wxLogTrace(TRACE_I18N,
- "Catalog \"%s.mo\" not found for language \"%s\".",
- domain, lang);
- return false;
-}
-
-
-// check if the given catalog is loaded
-bool wxTranslations::IsLoaded(const wxString& domain) const
-{
- return FindCatalog(domain) != NULL;
-}
-
-
-bool wxTranslations::LoadCatalogFile(const wxString& filename,
- const wxString& domain)
-{
- wxMsgCatalog *pMsgCat = new wxMsgCatalog;
-
-#if wxUSE_UNICODE
- const bool ok = pMsgCat->LoadFile(filename, domain, wxEmptyString/*unused*/);
-#else
- const bool ok = pMsgCat->LoadFile(filename, domain,
- m_msgIdCharset[domain]);
-#endif
-
- if ( !ok )
+ if ( !cat )
{
- // don't add it because it couldn't be loaded anyway
- delete pMsgCat;
- return false;
+ // Also try just base locale name: for things like "fr_BE" (Belgium
+ // French) we should use fall back on plain "fr" if no Belgium-specific
+ // message catalogs exist
+ wxString baselang = lang.BeforeFirst('_');
+ if ( lang != baselang )
+ cat = m_loader->LoadCatalog(domain, baselang);
}
- // add it to the head of the list so that in GetString it will
- // be searched before the catalogs added earlier
- pMsgCat->m_pNext = m_pMsgCat;
- m_pMsgCat = pMsgCat;
-
- return true;
-}
-
-
-bool wxTranslations::LoadCatalogData(const wxScopedCharTypeBuffer<char>& data,
- const wxString& domain)
-{
- wxMsgCatalog *pMsgCat = new wxMsgCatalog;
-
-#if wxUSE_UNICODE
- const bool ok = pMsgCat->LoadData(data, domain, wxEmptyString/*unused*/);
-#else
- const bool ok = pMsgCat->LoadData(data, domain,
- m_msgIdCharset[domain]);
-#endif
+ if ( cat )
+ {
+ // add it to the head of the list so that in GetString it will
+ // be searched before the catalogs added earlier
+ cat->m_pNext = m_pMsgCat;
+ m_pMsgCat = cat;
- if ( !ok )
+ return true;
+ }
+ else
{
- // don't add it because it couldn't be loaded anyway
- delete pMsgCat;
+ // Nothing worked, the catalog just isn't there
+ wxLogTrace(TRACE_I18N,
+ "Catalog \"%s.mo\" not found for language \"%s\".",
+ domain, lang);
return false;
}
+}
- // add it to the head of the list so that in GetString it will
- // be searched before the catalogs added earlier
- pMsgCat->m_pNext = m_pMsgCat;
- m_pMsgCat = pMsgCat;
-
- return true;
+// check if the given catalog is loaded
+bool wxTranslations::IsLoaded(const wxString& domain) const
+{
+ return FindCatalog(domain) != NULL;
}
namespace
{
-WX_DECLARE_HASH_SET(wxString, wxStringHash, wxStringEqual,
+WX_DECLARE_HASH_SET(wxString, ::wxStringHash, ::wxStringEqual,
wxLocaleUntranslatedStrings);
}
const wxString& wxTranslations::GetString(const wxString& origString,
const wxString& domain) const
{
- return GetString(origString, origString, size_t(-1), domain);
+ return GetString(origString, origString, UINT_MAX, domain);
}
const wxString& wxTranslations::GetString(const wxString& origString,
const wxString& origString2,
- size_t n,
+ unsigned n,
const wxString& domain) const
{
if ( origString.empty() )
TRACE_I18N,
"string \"%s\"%s not found in %slocale '%s'.",
origString,
- ((long)n) != -1 ? wxString::Format("[%ld]", (long)n) : wxString(),
- !domain.empty() ? wxString::Format("domain '%s' ", domain) : wxString(),
+ (n != UINT_MAX ? wxString::Format("[%ld]", (long)n) : wxString()),
+ (!domain.empty() ? wxString::Format("domain '%s' ", domain) : wxString()),
m_lang
);
- if (n == size_t(-1))
+ if (n == UINT_MAX)
return GetUntranslatedString(origString);
else
return GetUntranslatedString(n == 1 ? origString : origString2);
if ( pMsgCat == NULL )
return wxEmptyString;
- trans = pMsgCat->GetString(wxEmptyString, (size_t)-1);
+ trans = pMsgCat->GetString(wxEmptyString, UINT_MAX);
}
else
{
// search in all domains
for ( pMsgCat = m_pMsgCat; pMsgCat != NULL; pMsgCat = pMsgCat->m_pNext )
{
- trans = pMsgCat->GetString(wxEmptyString, (size_t)-1);
+ trans = pMsgCat->GetString(wxEmptyString, UINT_MAX);
if ( trans != NULL ) // take the first found
break;
}
return searchPath;
}
-// construct the search path for the given language
-static wxString GetFullSearchPath(const wxString& lang)
+bool HasMsgCatalogInDir(const wxString& dir, const wxString& domain)
+{
+ return wxFileName(dir, domain, "mo").FileExists() ||
+ wxFileName(dir + wxFILE_SEP_PATH + "LC_MESSAGES", domain, "mo").FileExists();
+}
+
+// get prefixes to locale directories; if lang is empty, don't point to
+// OSX's .lproj bundles
+wxArrayString GetSearchPrefixes(const wxString& lang = wxString())
{
- // first take the entries explicitly added by the program
wxArrayString paths;
- paths.reserve(gs_searchPrefixes.size() + 1);
- size_t n,
- count = gs_searchPrefixes.size();
- for ( n = 0; n < count; n++ )
- {
- paths.Add(GetMsgCatalogSubdirs(gs_searchPrefixes[n], lang));
- }
+ // first take the entries explicitly added by the program
+ paths = gs_searchPrefixes;
#if wxUSE_STDPATHS
// then look in the standard location
- const wxString stdp = wxStandardPaths::Get().
- GetLocalizedResourcesDir(lang, wxStandardPaths::ResourceCat_Messages);
-
+ wxString stdp;
+ if ( lang.empty() )
+ {
+ stdp = wxStandardPaths::Get().GetResourcesDir();
+ }
+ else
+ {
+ stdp = wxStandardPaths::Get().
+ GetLocalizedResourcesDir(lang, wxStandardPaths::ResourceCat_Messages);
+ }
if ( paths.Index(stdp) == wxNOT_FOUND )
paths.Add(stdp);
#endif // wxUSE_STDPATHS
const char *pszLcPath = wxGetenv("LC_PATH");
if ( pszLcPath )
{
- const wxString lcp = GetMsgCatalogSubdirs(pszLcPath, lang);
+ const wxString lcp = pszLcPath;
if ( paths.Index(lcp) == wxNOT_FOUND )
paths.Add(lcp);
}
wxString wxp = wxGetInstallPrefix();
if ( !wxp.empty() )
{
- wxp = GetMsgCatalogSubdirs(wxp + wxS("/share/locale"), lang);
+ wxp += wxS("/share/locale");
if ( paths.Index(wxp) == wxNOT_FOUND )
paths.Add(wxp);
}
#endif // __UNIX__
+ return paths;
+}
- // finally construct the full search path
+// construct the search path for the given language
+wxString GetFullSearchPath(const wxString& lang)
+{
wxString searchPath;
searchPath.reserve(500);
- count = paths.size();
- for ( n = 0; n < count; n++ )
+
+ const wxArrayString prefixes = GetSearchPrefixes(lang);
+
+ for ( wxArrayString::const_iterator i = prefixes.begin();
+ i != prefixes.end();
+ ++i )
{
- searchPath += paths[n];
- if ( n != count - 1 )
+ const wxString p = GetMsgCatalogSubdirs(*i, lang);
+
+ if ( !searchPath.empty() )
searchPath += wxPATH_SEP;
+ searchPath += p;
}
return searchPath;
}
-bool wxFileTranslationsLoader::LoadCatalog(wxTranslations *translations,
- const wxString& domain,
- const wxString& lang)
+wxMsgCatalog *wxFileTranslationsLoader::LoadCatalog(const wxString& domain,
+ const wxString& lang)
{
- wxCHECK_MSG( lang.length() >= LEN_LANG, false,
- "invalid language specification" );
-
wxString searchPath = GetFullSearchPath(lang);
wxLogTrace(TRACE_I18N, wxS("Looking for \"%s.mo\" in search path \"%s\""),
wxString strFullName;
if ( !wxFindFileInPath(&strFullName, searchPath, fn.GetFullPath()) )
- return false;
+ return NULL;
// open file and read its data
wxLogVerbose(_("using catalog '%s' from '%s'."), domain, strFullName.c_str());
wxLogTrace(TRACE_I18N, wxS("Using catalog \"%s\"."), strFullName.c_str());
- return translations->LoadCatalogFile(strFullName, domain);
+ return wxMsgCatalog::CreateFromFile(strFullName, domain);
+}
+
+
+wxArrayString wxFileTranslationsLoader::GetAvailableTranslations(const wxString& domain) const
+{
+ wxArrayString langs;
+ const wxArrayString prefixes = GetSearchPrefixes();
+
+ wxLogTrace(TRACE_I18N,
+ "looking for available translations of \"%s\" in search path \"%s\"",
+ domain, wxJoin(prefixes, wxPATH_SEP[0]));
+
+ for ( wxArrayString::const_iterator i = prefixes.begin();
+ i != prefixes.end();
+ ++i )
+ {
+ if ( i->empty() )
+ continue;
+ wxDir dir;
+ if ( !dir.Open(*i) )
+ continue;
+
+ wxString lang;
+ for ( bool ok = dir.GetFirst(&lang, "", wxDIR_DIRS);
+ ok;
+ ok = dir.GetNext(&lang) )
+ {
+ const wxString langdir = *i + wxFILE_SEP_PATH + lang;
+ if ( HasMsgCatalogInDir(langdir, domain) )
+ {
+#ifdef __WXOSX__
+ wxString rest;
+ if ( lang.EndsWith(".lproj", &rest) )
+ lang = rest;
+#endif // __WXOSX__
+
+ wxLogTrace(TRACE_I18N,
+ "found %s translation of \"%s\"", lang, domain);
+ langs.push_back(lang);
+ }
+ }
+ }
+
+ return langs;
}
// ----------------------------------------------------------------------------
#ifdef __WINDOWS__
-bool wxResourceTranslationsLoader::LoadCatalog(wxTranslations *translations,
- const wxString& domain,
- const wxString& lang)
-{
+wxMsgCatalog *wxResourceTranslationsLoader::LoadCatalog(const wxString& domain,
+ const wxString& lang)
+{
const void *mo_data = NULL;
size_t mo_size = 0;
resname,
GetResourceType(),
GetModule()) )
- return false;
+ return NULL;
wxLogTrace(TRACE_I18N,
"Using catalog from Windows resource \"%s\".", resname);
- const bool ok = translations->LoadCatalogData(
- wxCharBuffer::CreateNonOwned(static_cast<const char*>(mo_data), mo_size));
- if ( !ok )
+ wxMsgCatalog *cat = wxMsgCatalog::CreateFromData(
+ wxCharBuffer::CreateNonOwned(static_cast<const char*>(mo_data), mo_size),
+ domain);
+
+ if ( !cat )
+ {
wxLogWarning(_("Resource '%s' is not a valid message catalog."), resname);
+ }
- return ok;
+ return cat;
}
+
+namespace
+{
+
+struct EnumCallbackData
+{
+ wxString prefix;
+ wxArrayString langs;
+};
+
+BOOL CALLBACK EnumTranslations(HMODULE WXUNUSED(hModule),
+ LPCTSTR WXUNUSED(lpszType),
+ LPTSTR lpszName,
+ LONG_PTR lParam)
+{
+ wxString name(lpszName);
+ name.MakeLower(); // resource names are case insensitive
+
+ EnumCallbackData *data = reinterpret_cast<EnumCallbackData*>(lParam);
+
+ wxString lang;
+ if ( name.StartsWith(data->prefix, &lang) && !lang.empty() )
+ data->langs.push_back(lang);
+
+ return TRUE; // continue enumeration
+}
+
+} // anonymous namespace
+
+
+wxArrayString wxResourceTranslationsLoader::GetAvailableTranslations(const wxString& domain) const
+{
+ EnumCallbackData data;
+ data.prefix = domain + "_";
+ data.prefix.MakeLower(); // resource names are case insensitive
+
+ if ( !EnumResourceNames(GetModule(),
+ GetResourceType().t_str(),
+ EnumTranslations,
+ reinterpret_cast<LONG_PTR>(&data)) )
+ {
+ const DWORD err = GetLastError();
+ if ( err != NO_ERROR && err != ERROR_RESOURCE_TYPE_NOT_FOUND )
+ {
+ wxLogSysError(_("Couldn't enumerate translations"));
+ }
+ }
+
+ return data.langs;
+}
+
#endif // __WINDOWS__
projects / wxWidgets.git / blobdiff