X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fformat.C;h=fa327785dadd188a85976ccb42f90777708a94f2;hb=024275f0690b41634e26dabe8758e3dc6cd31ee2;hp=e3a0b5a2af1656128070d07c6418e6c183b95d1c;hpb=3420904448b247cc270597c31b52d777e38ac647;p=lyx.git

diff --git a/src/format.C b/src/format.C
index e3a0b5a2af..fa327785da 100644
--- a/src/format.C
+++ b/src/format.C
@@ -18,25 +18,38 @@
 #include "gettext.h"
 #include "lyxsocket.h"
 
+#include "frontends/Application.h"
 #include "frontends/Alert.h" //to be removed?
 
 #include "support/filetools.h"
-#include "support/path.h"
+#include "support/lstrings.h"
+#include "support/os.h"
 #include "support/systemcall.h"
 
-using lyx::support::bformat;
-using lyx::support::compare_ascii_no_case;
-using lyx::support::contains;
-using lyx::support::OnlyFilename;
-using lyx::support::OnlyPath;
-using lyx::support::Path;
-using lyx::support::QuoteName;
-using lyx::support::subst;
-using lyx::support::Systemcall;
+#include <boost/filesystem/operations.hpp>
+
+
+namespace lyx {
+
+using support::absolutePath;
+using support::bformat;
+using support::compare_ascii_no_case;
+using support::contains;
+using support::FileName;
+using support::libScriptSearch;
+using support::makeDisplayPath;
+using support::onlyPath;
+using support::quoteName;
+using support::subst;
+using support::Systemcall;
+using support::token;
 
 using std::string;
+using std::distance;
 
-extern LyXServerSocket * lyxsocket;
+namespace Alert = frontend::Alert;
+namespace fs = boost::filesystem;
+namespace os = support::os;
 
 namespace {
 
@@ -57,6 +70,19 @@ private:
 	string name_;
 };
 
+
+class FormatExtensionsEqual : public std::unary_function<Format, bool> {
+public:
+	FormatExtensionsEqual(string const & extension)
+		: extension_(extension) {}
+	bool operator()(Format const & f) const
+	{
+		return f.extension() == extension_;
+	}
+private:
+	string extension_;
+};
+
 } //namespace anon
 
 bool operator<(Format const & a, Format const & b)
@@ -68,9 +94,12 @@ bool operator<(Format const & a, Format const & b)
 	return compare_ascii_no_case(a.prettyname(), b.prettyname()) < 0;
 }
 
+
 Format::Format(string const & n, string const & e, string const & p,
-	       string const & s, string const & v)
-	: name_(n), extension_(e), prettyname_(p),shortcut_(s), viewer_(v)
+	       string const & s, string const & v, string const & ed,
+               int flags)
+	: name_(n), extension_(e), prettyname_(p), shortcut_(s), viewer_(v),
+	  editor_(ed), flags_(flags)
 {}
 
 
@@ -108,6 +137,67 @@ Format const * Formats::getFormat(string const & name) const
 }
 
 
+string Formats::getFormatFromFile(FileName const & filename) const
+{
+	if (filename.empty())
+		return string();
+
+	string const format = support::getFormatFromContents(filename);
+	if (!format.empty())
+		return format;
+
+	// try to find a format from the file extension.
+	string const ext(support::getExtension(filename.absFilename()));
+	if (!ext.empty()) {
+		// this is ambigous if two formats have the same extension,
+		// but better than nothing
+		Formats::const_iterator cit =
+			find_if(formatlist.begin(), formatlist.end(),
+				FormatExtensionsEqual(ext));
+		if (cit != formats.end()) {
+			lyxerr[Debug::GRAPHICS]
+				<< "\twill guess format from file extension: "
+				<< ext << " -> " << cit->name() << std::endl;
+			return cit->name();
+		}
+	}
+	return string();
+}
+
+namespace {
+
+string fixCommand(string const & cmd, string const & ext,
+		  os::auto_open_mode mode)
+{
+	// configure.py says we do not want a viewer/editor
+	if (cmd.empty())
+		return cmd;
+
+	// Does the OS manage this format?
+	if (os::canAutoOpenFile(ext, mode))
+		return "auto";
+
+	// if configure.py found nothing, clear the command
+	if (token(cmd, ' ', 0) == "auto")
+		return string();
+
+	// use the command found by configure.py
+	return cmd;
+}
+
+}
+
+void Formats::setAutoOpen()
+{
+	FormatList::iterator fit = formatlist.begin();
+	FormatList::iterator const fend = formatlist.end();
+	for ( ; fit != fend ; ++fit) {
+		fit->setViewer(fixCommand(fit->viewer(), fit->extension(), os::VIEW));
+		fit->setEditor(fixCommand(fit->editor(), fit->extension(), os::EDIT));
+	}
+}
+
+
 int Formats::getNumber(string const & name) const
 {
 	FormatList::const_iterator cit =
@@ -123,23 +213,25 @@ int Formats::getNumber(string const & name) const
 void Formats::add(string const & name)
 {
 	if (!getFormat(name))
-		add(name, name, name, string());
+		add(name, name, name, string(), string(), string(),
+		    Format::document);
 }
 
 
 void Formats::add(string const & name, string const & extension,
-		  string const & prettyname, string const & shortcut)
+		  string const & prettyname, string const & shortcut,
+                  string const & viewer, string const & editor,
+                  int flags)
 {
 	FormatList::iterator it =
 		find_if(formatlist.begin(), formatlist.end(),
 			FormatNamesEqual(name));
 	if (it == formatlist.end())
 		formatlist.push_back(Format(name, extension, prettyname,
-					    shortcut, ""));
-	else {
-		string viewer = it->viewer();
-		*it = Format(name, extension, prettyname, shortcut, viewer);
-	}
+		                            shortcut, viewer, editor, flags));
+	else
+		*it = Format(name, extension, prettyname, shortcut, viewer,
+			     editor, flags);
 }
 
 
@@ -170,26 +262,41 @@ void Formats::setViewer(string const & name, string const & command)
 }
 
 
-bool Formats::view(Buffer const & buffer, string const & filename,
+bool Formats::view(Buffer const & buffer, FileName const & filename,
 		   string const & format_name) const
 {
-	if (filename.empty())
+	if (filename.empty() || !fs::exists(filename.toFilesystemEncoding())) {
+		Alert::error(_("Cannot view file"),
+			bformat(_("File does not exist: %1$s"),
+				from_utf8(filename.absFilename())));
 		return false;
+	}
 
 	Format const * format = getFormat(format_name);
 	if (format && format->viewer().empty() &&
 	    format->isChildFormat())
 		format = getFormat(format->parentFormat());
 	if (!format || format->viewer().empty()) {
-// I believe this is the wrong place to show alerts, it should be done by
-// the caller (this should be "utility" code
+// FIXME: I believe this is the wrong place to show alerts, it should be done
+// by the caller (this should be "utility" code)
 		Alert::error(_("Cannot view file"),
 			bformat(_("No information for viewing %1$s"),
 				prettyName(format_name)));
 		return false;
 	}
+	// viewer is 'auto'
+	if (format->viewer() == "auto") {
+		if (os::autoOpenFile(filename.absFilename(), os::VIEW))
+			return true;
+		else {
+			Alert::error(_("Cannot view file"),
+				bformat(_("Auto-view file %1$s failed"),
+					from_utf8(filename.absFilename())));
+			return false;
+		}
+	}
 
-	string command = format->viewer();
+	string command = libScriptSearch(format->viewer());
 
 	if (format_name == "dvi" &&
 	    !lyxrc.view_dvi_paper_option.empty()) {
@@ -205,34 +312,92 @@ bool Formats::view(Buffer const & buffer, string const & filename,
 	if (!contains(command, token_from))
 		command += ' ' + token_from;
 
-	command = subst(command, token_from,
-			QuoteName(OnlyFilename(filename)));
-	command = subst(command, token_path, QuoteName(OnlyPath(filename)));
-	command = subst(command, token_socket, QuoteName(lyxsocket->address()));
+	command = subst(command, token_from, quoteName(filename.toFilesystemEncoding()));
+	command = subst(command, token_path, quoteName(onlyPath(filename.toFilesystemEncoding())));
+	command = subst(command, token_socket, quoteName(theLyXServerSocket().address()));
 	lyxerr[Debug::FILES] << "Executing command: " << command << std::endl;
-	buffer.message(_("Executing command: ") + command);
+	// FIXME UNICODE utf8 can be wrong for files
+	buffer.message(_("Executing command: ") + from_utf8(command));
 
-	Path p(OnlyPath(filename));
 	Systemcall one;
 	int const res = one.startscript(Systemcall::DontWait, command);
 
 	if (res) {
 		Alert::error(_("Cannot view file"),
 			     bformat(_("An error occurred whilst running %1$s"),
-			       command.substr(0, 50)));
+			       makeDisplayPath(command, 50)));
 		return false;
 	}
 	return true;
 }
 
 
-string const Formats::prettyName(string const & name) const
+bool Formats::edit(Buffer const & buffer, FileName const & filename,
+			 string const & format_name) const
+{
+	if (filename.empty() || !fs::exists(filename.toFilesystemEncoding())) {
+		Alert::error(_("Cannot edit file"),
+			bformat(_("File does not exist: %1$s"),
+				from_utf8(filename.absFilename())));
+		return false;
+	}
+
+	Format const * format = getFormat(format_name);
+	if (format && format->editor().empty() &&
+	    format->isChildFormat())
+		format = getFormat(format->parentFormat());
+	if (!format || format->editor().empty()) {
+// FIXME: I believe this is the wrong place to show alerts, it should
+// be done by the caller (this should be "utility" code)
+		Alert::error(_("Cannot edit file"),
+			bformat(_("No information for editing %1$s"),
+				prettyName(format_name)));
+		return false;
+	}
+	// editor is 'auto'
+	if (format->editor() == "auto") {
+		if (os::autoOpenFile(filename.absFilename(), os::EDIT))
+			return true;
+		else {
+			Alert::error(_("Cannot edit file"),
+				bformat(_("Auto-edit file %1$s failed"),
+					from_utf8(filename.absFilename())));
+			return false;
+		}
+	}
+
+	string command = format->editor();
+
+	if (!contains(command, token_from))
+		command += ' ' + token_from;
+
+	command = subst(command, token_from, quoteName(filename.toFilesystemEncoding()));
+	command = subst(command, token_path, quoteName(onlyPath(filename.toFilesystemEncoding())));
+	command = subst(command, token_socket, quoteName(theLyXServerSocket().address()));
+	lyxerr[Debug::FILES] << "Executing command: " << command << std::endl;
+	// FIXME UNICODE utf8 can be wrong for files
+	buffer.message(_("Executing command: ") + from_utf8(command));
+
+	Systemcall one;
+	int const res = one.startscript(Systemcall::DontWait, command);
+
+	if (res) {
+		Alert::error(_("Cannot edit file"),
+			     bformat(_("An error occurred whilst running %1$s"),
+			       makeDisplayPath(command, 50)));
+		return false;
+	}
+	return true;
+}
+
+
+docstring const Formats::prettyName(string const & name) const
 {
 	Format const * format = getFormat(name);
 	if (format)
-		return format->prettyname();
+		return from_utf8(format->prettyname());
 	else
-		return name;
+		return from_utf8(name);
 }
 
 
@@ -251,3 +416,6 @@ string const Formats::extension(string const & name) const
 Formats formats;
 
 Formats system_formats;
+
+
+} // namespace lyx