]> git.lyx.org Git - lyx.git/blobdiff - src/LyX.cpp
configure.py: Check path accessibility before call to os.path.isfile.
[lyx.git] / src / LyX.cpp
index 697d8986ef679fe5b59eb1482dcd285440bf119d..e678e98932154af0909028024a632847145cedd0 100644 (file)
@@ -34,6 +34,7 @@
 #include "HunspellChecker.h"
 #include "KeyMap.h"
 #include "Language.h"
+#include "LaTeXFonts.h"
 #include "LayoutFile.h"
 #include "Lexer.h"
 #include "LyX.h"
 #include "Server.h"
 #include "ServerSocket.h"
 #include "Session.h"
+#include "WordList.h"
 
 #include "frontends/alert.h"
 #include "frontends/Application.h"
 
-#include "graphics/Previews.h"
-
 #include "support/lassert.h"
 #include "support/debug.h"
 #include "support/environment.h"
@@ -60,7 +60,7 @@
 #include "support/Messages.h"
 #include "support/os.h"
 #include "support/Package.h"
-#include "support/Path.h"
+#include "support/PathChanger.h"
 #include "support/Systemcall.h"
 
 #include "support/bind.h"
@@ -138,18 +138,14 @@ void reconfigureUserLyXDir()
 } // namespace anon
 
 /// The main application class private implementation.
-struct LyX::Impl
-{
-       Impl() : spell_checker_(0), apple_spell_checker_(0), aspell_checker_(0), enchant_checker_(0), hunspell_checker_(0)
-       {
-               // Set the default User Interface language as soon as possible.
-               // The language used will be derived from the environment
-               // variables.
-               messages_["GUI"] = Messages();
-       }
+struct LyX::Impl {
+       Impl()
+               : latexfonts_(0), spell_checker_(0), apple_spell_checker_(0), aspell_checker_(0), enchant_checker_(0), hunspell_checker_(0)
+       {}
 
        ~Impl()
        {
+               delete latexfonts_;
                delete apple_spell_checker_;
                delete aspell_checker_;
                delete enchant_checker_;
@@ -192,9 +188,10 @@ struct LyX::Impl
        bool first_start;
        /// the parsed command line batch command if any
        vector<string> batch_commands;
-
+       
        ///
-       graphics::Previews preview_;
+       LaTeXFonts * latexfonts_;
+
        ///
        SpellChecker * spell_checker_;
        ///
@@ -207,6 +204,7 @@ struct LyX::Impl
        SpellChecker * hunspell_checker_;
 };
 
+
 ///
 frontend::Application * theApp()
 {
@@ -221,6 +219,7 @@ LyX::~LyX()
 {
        delete pimpl_;
        singleton_ = 0;
+       WordList::cleanupWordLists();
 }
 
 
@@ -262,50 +261,28 @@ Messages & LyX::messages(string const & language)
        pair<map<string, Messages>::iterator, bool> result =
                        pimpl_->messages_.insert(make_pair(language, Messages(language)));
 
-       LASSERT(result.second, /**/);
+       LATTEST(result.second);
        return result.first->second;
 }
 
 
-void setRcGuiLanguage()
-{
-       LASSERT(singleton_, /**/);
-       if (lyxrc.gui_language == "auto")
-               return;
-       Language const * language = languages.getLanguage(lyxrc.gui_language);
-       if (language) {
-               LYXERR(Debug::LOCALE, "Setting LANGUAGE to " << language->code());
-               if (!setEnv("LANGUAGE", language->code()))
-                       LYXERR(Debug::LOCALE, "\t... failed!");
-       }
-       LYXERR(Debug::LOCALE, "Setting LC_ALL to en_US");
-       if (!setEnv("LC_ALL", "en_US"))
-               LYXERR(Debug::LOCALE, "\t... failed!");
-       Messages::init();
-       singleton_->pimpl_->messages_["GUI"] = Messages();
-}
-
-
 int LyX::exec(int & argc, char * argv[])
 {
        // Minimal setting of locale before parsing command line
        try {
-               init_package(os::utf8_argv(0), string(), string(),
-                       top_build_dir_is_one_level_up);
+               init_package(os::utf8_argv(0), string(), string());
+               // we do not get to this point when init_package throws an exception
+               locale_init();
        } catch (ExceptionMessage const & message) {
                LYXERR(Debug::LOCALE, message.title_ + ", " + message.details_);
        }
-       // FIXME: This breaks out of source build under Windows.
-       locale_init();
 
        // Here we need to parse the command line. At least
        // we need to parse for "-dbg" and "-help"
        easyParse(argc, argv);
 
        try {
-               init_package(os::utf8_argv(0),
-                       cl_system_support, cl_user_support,
-                       top_build_dir_is_one_level_up);
+               init_package(os::utf8_argv(0), cl_system_support, cl_user_support);
        } catch (ExceptionMessage const & message) {
                if (message.type_ == ErrorException) {
                        Alert::error(message.title_, message.details_);
@@ -345,7 +322,7 @@ int LyX::exec(int & argc, char * argv[])
                        vector<string>::const_iterator bcit  = pimpl_->batch_commands.begin();
                        vector<string>::const_iterator bcend = pimpl_->batch_commands.end();
                        DispatchResult dr;
-                       for (; bcit != bcend; bcit++) {
+                       for (; bcit != bcend; ++bcit) {
                                LYXERR(Debug::ACTION, "Buffer::dispatch: cmd: " << *bcit);
                                buf->dispatch(*bcit, dr);
                                final_success |= !dr.error();
@@ -453,14 +430,13 @@ void LyX::prepareExit()
 
        // Kill the application object before exiting. This avoids crashes
        // when exiting on Linux.
-       if (pimpl_->application_)
-               pimpl_->application_.reset();
+       pimpl_->application_.reset();
 }
 
 
 void LyX::earlyExit(int status)
 {
-       LASSERT(pimpl_->application_.get(), /**/);
+       LATTEST(pimpl_->application_.get());
        // LyX::pimpl_::application_ is not initialised at this
        // point so it's safe to just exit after some cleanup.
        prepareExit();
@@ -492,6 +468,11 @@ int LyX::init(int & argc, char * argv[])
        for (int argi = 1; argi < argc; ++argi)
                pimpl_->files_to_load_.push_back(os::utf8_argv(argi));
 
+       if (!use_gui && pimpl_->files_to_load_.empty()) {
+               lyxerr << to_utf8(_("Missing filename for this operation.")) << endl;
+               return EXIT_FAILURE;
+       }
+
        if (first_start) {
                pimpl_->files_to_load_.push_back(
                        i18nLibFileSearch("examples", "splash.lyx").absFileName());
@@ -503,7 +484,7 @@ int LyX::init(int & argc, char * argv[])
 
 bool LyX::loadFiles()
 {
-       LASSERT(!use_gui, /**/);
+       LATTEST(!use_gui);
        bool success = true;
        vector<string>::const_iterator it = pimpl_->files_to_load_.begin();
        vector<string>::const_iterator end = pimpl_->files_to_load_.end();
@@ -517,7 +498,7 @@ bool LyX::loadFiles()
                if (fname.empty())
                        continue;
 
-               Buffer * buf = pimpl_->buffer_list_.newBuffer(fname.absFileName(), false);
+               Buffer * buf = pimpl_->buffer_list_.newBuffer(fname.absFileName());
                if (buf->loadLyXFile() == Buffer::ReadSuccess) {
                        ErrorList const & el = buf->errorList("Parse");
                        if (!el.empty())
@@ -526,6 +507,10 @@ bool LyX::loadFiles()
                }
                else {
                        pimpl_->buffer_list_.release(buf);
+                       docstring const error_message =
+                               bformat(_("LyX failed to load the following file: %1$s"),
+                               from_utf8(fname.absFileName()));
+                       lyxerr << to_utf8(error_message) << endl;
                        success = false;
                }
        }
@@ -535,7 +520,7 @@ bool LyX::loadFiles()
 
 void execBatchCommands()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        singleton_->execCommands();
 }
 
@@ -593,7 +578,7 @@ void LyX::execCommands()
 
        vector<string>::const_iterator bcit  = pimpl_->batch_commands.begin();
        vector<string>::const_iterator bcend = pimpl_->batch_commands.end();
-       for (; bcit != bcend; bcit++) {
+       for (; bcit != bcend; ++bcit) {
                LYXERR(Debug::INIT, "About to handle -x '" << *bcit << '\'');
                lyx::dispatch(lyxaction.lookupFunc(*bcit));
        }
@@ -671,7 +656,7 @@ static void error_handler(int err_sig)
                          "hope you have not lost any data.\n"
                          "Please read the bug-reporting instructions "
                          "in 'Help->Introduction' and send us a bug report, "
-                         "if necessary. Thanks !\nBye.");
+                         "if necessary. Thanks!\nBye.");
                break;
        case SIGINT:
        case SIGTERM:
@@ -745,6 +730,12 @@ bool LyX::init()
                                              "templates");
        }
 
+       // init LyXDir environment variable
+       string const lyx_dir = package().lyx_dir().absFileName();
+       LYXERR(Debug::INIT, "Setting LyXDir... to \"" << lyx_dir << "\"");
+       if (!setEnv("LyXDir", lyx_dir))
+               LYXERR(Debug::INIT, "\t... failed!");
+
        //
        // Read configuration files
        //
@@ -753,9 +744,6 @@ bool LyX::init()
        if (!readRcFile("lyxrc.dist"))
                return false;
 
-       // Set the language defined by the distributor.
-       setRcGuiLanguage();
-
        // Set the PATH correctly.
 #if !defined (USE_POSIX_PACKAGING)
        // Add the directory containing the LyX executable to the path
@@ -764,7 +752,7 @@ bool LyX::init()
                prependEnvPath("PATH", package().binary_dir().absFileName());
 #endif
        if (!lyxrc.path_prefix.empty())
-               prependEnvPath("PATH", lyxrc.path_prefix);
+               prependEnvPath("PATH", replaceEnvironmentPath(lyxrc.path_prefix));
 
        // Check that user LyX directory is ok.
        if (queryUserLyXDir(package().explicit_user_support()))
@@ -796,9 +784,6 @@ bool LyX::init()
        // Read lyxrc.dist again to be able to override viewer auto-detection.
        readRcFile("lyxrc.dist");
 
-       // Set again the language defined by the distributor.
-       setRcGuiLanguage();
-
        system_lyxrc = lyxrc;
        system_formats = formats;
        pimpl_->system_converters_ = pimpl_->converters_;
@@ -806,7 +791,7 @@ bool LyX::init()
        system_lcolor = lcolor;
 
        // This one is edited through the preferences dialog.
-       if (!readRcFile("preferences"))
+       if (!readRcFile("preferences", true))
                return false;
 
        if (!readEncodingsFile("encodings", "unicodesymbols"))
@@ -814,9 +799,6 @@ bool LyX::init()
        if (!readLanguagesFile("languages"))
                return false;
 
-       // Set the language defined by the user.
-       setRcGuiLanguage();
-
        LYXERR(Debug::INIT, "Reading layouts...");
        // Load the layouts
        LayoutFileList::get().read();
@@ -842,7 +824,7 @@ bool LyX::init()
 
        os::windows_style_tex_paths(lyxrc.windows_style_tex_paths);
        if (!lyxrc.path_prefix.empty())
-               prependEnvPath("PATH", lyxrc.path_prefix);
+               prependEnvPath("PATH", replaceEnvironmentPath(lyxrc.path_prefix));
 
        FileName const document_path(lyxrc.document_path);
        if (document_path.exists() && document_path.isDirectory())
@@ -898,7 +880,7 @@ void emergencyCleanup()
 static bool needsUpdate(string const & file)
 {
        // We cannot initialize configure_script directly because the package
-       // is not initialized yet when  static objects are constructed.
+       // is not initialized yet when static objects are constructed.
        static FileName configure_script;
        static bool firstrun = true;
        if (firstrun) {
@@ -960,21 +942,22 @@ bool LyX::queryUserLyXDir(bool explicit_userdir)
 }
 
 
-bool LyX::readRcFile(string const & name)
+bool LyX::readRcFile(string const & name, bool check_format)
 {
        LYXERR(Debug::INIT, "About to read " << name << "... ");
 
        FileName const lyxrc_path = libFileSearch(string(), name);
-       if (!lyxrc_path.empty()) {
-               LYXERR(Debug::INIT, "Found in " << lyxrc_path);
-               if (lyxrc.read(lyxrc_path) != LyXRC::ReadOK) {
-                       showFileError(name);
-                       return false;
-               }
-       } else {
+       if (lyxrc_path.empty()) {
                LYXERR(Debug::INIT, "Not found." << lyxrc_path);
+               // FIXME
+               // This was the previous logic, but can it be right??
+               return true;
        }
-       return true;
+       LYXERR(Debug::INIT, "Found in " << lyxrc_path);
+       bool const success = lyxrc.read(lyxrc_path, check_format);
+       if (!success)
+               showFileError(name);
+       return success;
 }
 
 // Read the languages file `name'
@@ -1023,8 +1006,8 @@ typedef boost::function<int(string const &, string const &, string &)> cmd_helpe
 int parse_dbg(string const & arg, string const &, string &)
 {
        if (arg.empty()) {
-               lyxerr << to_utf8(_("List of supported debug flags:")) << endl;
-               Debug::showTags(lyxerr);
+               cout << to_utf8(_("List of supported debug flags:")) << endl;
+               Debug::showTags(cout);
                exit(0);
        }
        lyxerr << to_utf8(bformat(_("Setting debug level to %1$s"), from_utf8(arg))) << endl;
@@ -1037,7 +1020,7 @@ int parse_dbg(string const & arg, string const &, string &)
 
 int parse_help(string const &, string const &, string &)
 {
-       lyxerr <<
+       cout <<
                to_utf8(_("Usage: lyx [ command line switches ] [ name.lyx ... ]\n"
                  "Command line switches (case sensitive):\n"
                  "\t-help              summarize LyX usage\n"
@@ -1050,10 +1033,14 @@ int parse_help(string const &, string const &, string &)
                  "\t-x [--execute] command\n"
                  "                  where command is a lyx command.\n"
                  "\t-e [--export] fmt\n"
-                 "                  where fmt is the export format of choice.\n"
-                 "                  Look on Tools->Preferences->File formats->Format\n"
-                 "                  to get an idea which parameters should be passed.\n"
+                 "                  where fmt is the export format of choice. Look in\n"
+                 "                  Tools->Preferences->File Handling->File Formats->Short Name\n"
+                 "                  to see which parameter (which differs from the format name\n"
+                 "                  in the File->Export menu) should be passed.\n"
                  "                  Note that the order of -e and -x switches matters.\n"
+                 "\t-E [--export-to] fmt filename\n"
+                 "                  where fmt is the export format of choice (see --export),\n"
+                 "                  and filename is the destination filename.\n"
                  "\t-i [--import] fmt file.xxx\n"
                  "                  where fmt is the import format of choice\n"
                  "                  and file.xxx is the file to be imported.\n"
@@ -1077,11 +1064,12 @@ int parse_help(string const &, string const &, string &)
 
 int parse_version(string const &, string const &, string &)
 {
-       lyxerr << "LyX " << lyx_version
+       cout << "LyX " << lyx_version
               << " (" << lyx_release_date << ")" << endl;
-       lyxerr << "Built on " << __DATE__ << ", " << __TIME__ << endl;
+       cout << to_utf8(bformat(_("Built on %1$s[[date]], %2$s[[time]]"),
+               from_ascii(__DATE__), from_ascii(__TIME__))) << endl;
 
-       lyxerr << lyx_version_info << endl;
+       cout << lyx_version_info << endl;
        exit(0);
        return 0;
 }
@@ -1123,6 +1111,24 @@ int parse_execute(string const & arg, string const &, string & batch)
 }
 
 
+int parse_export_to(string const & type, string const & output_file, string & batch)
+{
+       if (type.empty()) {
+               lyxerr << to_utf8(_("Missing file type [eg latex, ps...] after "
+                                        "--export-to switch")) << endl;
+               exit(1);
+       }
+       if (output_file.empty()) {
+               lyxerr << to_utf8(_("Missing destination filename after "
+                                        "--export-to switch")) << endl;
+               exit(1);
+       }
+       batch = "buffer-export " + type + " " + output_file;
+       use_gui = false;
+       return 2;
+}
+
+
 int parse_export(string const & type, string const &, string & batch)
 {
        if (type.empty()) {
@@ -1147,7 +1153,6 @@ int parse_import(string const & type, string const & file, string & batch)
                lyxerr << to_utf8(_("Missing filename for --import")) << endl;
                exit(1);
        }
-
        batch = "buffer-import " + type + ' ' + file;
        return 2;
 }
@@ -1216,8 +1221,10 @@ void LyX::easyParse(int & argc, char * argv[])
        cmdmap["-userdir"] = parse_userdir;
        cmdmap["-x"] = parse_execute;
        cmdmap["--execute"] = parse_execute;
-       cmdmap["-e"] = parse_export;
+       cmdmap["-e"] = parse_export;
        cmdmap["--export"] = parse_export;
+       cmdmap["-E"] = parse_export_to;
+       cmdmap["--export-to"] = parse_export_to;
        cmdmap["-i"] = parse_import;
        cmdmap["--import"] = parse_import;
        cmdmap["-geometry"] = parse_geometry;
@@ -1262,35 +1269,35 @@ void LyX::easyParse(int & argc, char * argv[])
 
 FuncStatus getStatus(FuncRequest const & action)
 {
-       LASSERT(theApp(), /**/);
+       LAPPERR(theApp());
        return theApp()->getStatus(action);
 }
 
 
 void dispatch(FuncRequest const & action)
 {
-       LASSERT(theApp(), /**/);
+       LAPPERR(theApp());
        return theApp()->dispatch(action);
 }
 
 
 void dispatch(FuncRequest const & action, DispatchResult & dr)
 {
-       LASSERT(theApp(), /**/);
+       LAPPERR(theApp());
        return theApp()->dispatch(action, dr);
 }
 
 
 vector<string> & theFilesToLoad()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->files_to_load_;
 }
 
 
 BufferList & theBufferList()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->buffer_list_;
 }
 
@@ -1298,8 +1305,8 @@ BufferList & theBufferList()
 Server & theServer()
 {
        // FIXME: this should not be use_gui dependent
-       LASSERT(use_gui, /**/);
-       LASSERT(singleton_, /**/);
+       LWARNIF(use_gui);
+       LAPPERR(singleton_);
        return *singleton_->pimpl_->lyx_server_.get();
 }
 
@@ -1307,92 +1314,106 @@ Server & theServer()
 ServerSocket & theServerSocket()
 {
        // FIXME: this should not be use_gui dependent
-       LASSERT(use_gui, /**/);
-       LASSERT(singleton_, /**/);
+       LWARNIF(use_gui);
+       LAPPERR(singleton_);
        return *singleton_->pimpl_->lyx_socket_.get();
 }
 
 
 KeyMap & theTopLevelKeymap()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->toplevel_keymap_;
 }
 
 
 Converters & theConverters()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return  singleton_->pimpl_->converters_;
 }
 
 
 Converters & theSystemConverters()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return  singleton_->pimpl_->system_converters_;
 }
 
 
 Movers & theMovers()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->movers_;
 }
 
 
 Mover const & getMover(string  const & fmt)
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->movers_(fmt);
 }
 
 
 void setMover(string const & fmt, string const & command)
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        singleton_->pimpl_->movers_.set(fmt, command);
 }
 
 
 Movers & theSystemMovers()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->system_movers_;
 }
 
 
 Messages const & getMessages(string const & language)
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->messages(language);
 }
 
 
 Messages const & getGuiMessages()
 {
-       LASSERT(singleton_, /**/);
-       return singleton_->pimpl_->messages_["GUI"];
+       LAPPERR(singleton_);
+       // A cache to translate full language name to language code
+       static string last_language = "auto";
+       static string code;
+       if (lyxrc.gui_language != last_language) {
+               if (lyxrc.gui_language == "auto")
+                       code.clear();
+               else {
+                       Language const * l = languages.getLanguage(lyxrc.gui_language);
+                       code = l ? l->code() : string();
+               }
+               last_language = lyxrc.gui_language;
+       }
+       return singleton_->messages(code);
 }
 
 
-graphics::Previews & thePreviews()
+Session & theSession()
 {
-       LASSERT(singleton_, /**/);
-       return singleton_->pimpl_->preview_;
+       LAPPERR(singleton_);
+       return *singleton_->pimpl_->session_.get();
 }
 
 
-Session & theSession()
+LaTeXFonts & theLaTeXFonts()
 {
-       LASSERT(singleton_, /**/);
-       return *singleton_->pimpl_->session_.get();
+       LAPPERR(singleton_);
+       if (!singleton_->pimpl_->latexfonts_)
+               singleton_->pimpl_->latexfonts_ = new LaTeXFonts;
+       return *singleton_->pimpl_->latexfonts_;
 }
 
 
 CmdDef & theTopLevelCmdDef()
 {
-       LASSERT(singleton_, /**/);
+       LAPPERR(singleton_);
        return singleton_->pimpl_->toplevel_cmddef_;
 }
 
@@ -1413,7 +1434,7 @@ void setSpellChecker()
        if (lyxrc.spellchecker == "native") {
 #if defined(USE_MACOSX_PACKAGING)
                if (!singleton_->pimpl_->apple_spell_checker_)
-                       singleton_->pimpl_->apple_spell_checker_ = new AppleSpellChecker();
+                       singleton_->pimpl_->apple_spell_checker_ = new AppleSpellChecker;
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->apple_spell_checker_;
 #else
                singleton_->pimpl_->spell_checker_ = 0;
@@ -1421,7 +1442,7 @@ void setSpellChecker()
        } else if (lyxrc.spellchecker == "aspell") {
 #if defined(USE_ASPELL)
                if (!singleton_->pimpl_->aspell_checker_)
-                       singleton_->pimpl_->aspell_checker_ = new AspellChecker();
+                       singleton_->pimpl_->aspell_checker_ = new AspellChecker;
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->aspell_checker_;
 #else
                singleton_->pimpl_->spell_checker_ = 0;
@@ -1429,7 +1450,7 @@ void setSpellChecker()
        } else if (lyxrc.spellchecker == "enchant") {
 #if defined(USE_ENCHANT)
                if (!singleton_->pimpl_->enchant_checker_)
-                       singleton_->pimpl_->enchant_checker_ = new EnchantChecker();
+                       singleton_->pimpl_->enchant_checker_ = new EnchantChecker;
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->enchant_checker_;
 #else
                singleton_->pimpl_->spell_checker_ = 0;
@@ -1437,7 +1458,7 @@ void setSpellChecker()
        } else if (lyxrc.spellchecker == "hunspell") {
 #if defined(USE_HUNSPELL)
                if (!singleton_->pimpl_->hunspell_checker_)
-                       singleton_->pimpl_->hunspell_checker_ = new HunspellChecker();
+                       singleton_->pimpl_->hunspell_checker_ = new HunspellChecker;
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->hunspell_checker_;
 #else
                singleton_->pimpl_->spell_checker_ = 0;