/* This file is part of * ====================================================== * * LyX, The Document Word Processor * * Copyright (C) 1995 Matthias Ettrich * Copyright (C) 1995-1998 The LyX Team. * * This file is Copyleft (C) 1996-1998 * Lars Gullik Bjønnes * *======================================================
*/
bool BufferList::QwriteAll()
{ bool askMoreConfirmation = false;
LString unsaved;
BufferStorage_Iter biter(bstore);
Buffer *b=0; while ((b=biter())) { if (!b->isLyxClean()) { switch(AskConfirmation(_("Changes in document:"),
MakeDisplayPath(b->filename,50),
_("Save document?"))) { case 1: // Yes
MenuWrite(b); break; case 2: // No
askMoreConfirmation = true;
unsaved += MakeDisplayPath(b->filename,50);
unsaved += "\n"; break; case 3: // Cancel returnfalse;
}
}
} if (askMoreConfirmation &&
lyxrc->exit_confirmation &&
!AskQuestion(_("Some documents were not saved:"),
unsaved, _("Exit anyway?"))) { returnfalse;
}
returntrue;
}
// Should probably be moved to somewhere else: BufferView? LyXView? bool BufferList::write(Buffer *buf, bool makeBackup)
{
minibuffer->Set(_("Saving document"),
MakeDisplayPath(buf->filename),"...");
// We don't need autosaves in the immediate future. (Asger)
buf->resetAutosaveTimers();
// make a backup if (makeBackup) {
LString s = buf->filename + '~'; // Rename is the wrong way of making a backup, // this is the correct way. /* truss cp fil fil2: lstat("LyXVC3.lyx", 0xEFFFF898) Err#2 ENOENT stat("LyXVC.lyx", 0xEFFFF688) = 0 open("LyXVC.lyx", O_RDONLY) = 3 open("LyXVC3.lyx", O_WRONLY|O_CREAT|O_TRUNC, 0600) = 4 fstat(4, 0xEFFFF508) = 0 fstat(3, 0xEFFFF508) = 0 read(3, " # T h i s f i l e w".., 8192) = 5579 write(4, " # T h i s f i l e w".., 5579) = 5579 read(3, 0xEFFFD4A0, 8192) = 0 close(4) = 0 close(3) = 0 chmod("LyXVC3.lyx", 0100644) = 0 lseek(0, 0, SEEK_CUR) = 46440 _exit(0)
*/
// Should proabaly have some more error checking here. // Should be cleaned up in 0.13, at least a bit. // Doing it this way, also makes the inodes stay the same. // This is still not a very good solution, in particular we // might loose the owner of the backup.
FileInfo finfo(buf->filename); if (finfo.exist()) {
mode_t fmode = finfo.getMode();
if (utime(s.c_str(), times)) {
lyxerr.print("utime error.");
} delete [] cbuf;
} else {
lyxerr.print("LyX was not able to make backupcopy. Beware.");
} delete[] times;
}
}
if (buf->writeFile(buf->filename,false)) {
buf->markLyxClean();
// now delete the autosavefile
LString a = OnlyPath(buf->filename);
a += '#';
a += OnlyFilename(buf->filename);
a += '#';
FileInfo fileinfo(a); if (fileinfo.exist()) { if (remove(a.c_str()) != 0) {
WriteFSAlert(_("Could not delete " "auto-save file!"), a);
}
}
} else { // Saving failed, so backup is not backup if (makeBackup) {
LString s = buf->filename + '~';
rename(s.c_str(), buf->filename.c_str());
}
minibuffer->Set(_("Save failed!")); returnfalse;
}
if (buf->paragraph && !buf->isLyxClean() && !quitting) {
ProhibitInput(); switch(AskConfirmation(_("Changes in document:"),
MakeDisplayPath(buf->filename,50),
_("Save document?"))){ case 1: // Yes if (write(buf)) {
lastfiles->newFile(buf->filename);
} else {
AllowInput(); returnfalse;
} break; case 3: // Cancel
AllowInput(); returnfalse;
}
AllowInput();
}
bstore.release(buf); returntrue;
}
void BufferList::makePup(int pup) /* This should be changed to return a char const *const in the same way as for lastfiles.[hC]
*/
{ int ant=0;
BufferStorage_Iter biter(bstore);
Buffer *b=0; while ((b=biter())) {
LString relbuf = MakeDisplayPath(b->filename,30);
fl_addtopup(pup, relbuf.c_str());
ant++;
} if (ant == 0) fl_addtopup(pup,_("No Documents Open!%t"));
}
// We try to save three places: // 1) Same place as document. // 2) In HOME directory. // 3) In "/tmp" directory. if (i==0) {
s = b->filename;
} elseif (i==1) {
s = AddName(getEnvPath("HOME"),
b->filename);
} else { // MakeAbsPath to prepend the current drive letter on OS/2
s = AddName(MakeAbsPath("/tmp/"),
b->filename);
}
s += ".emergency";
lyxerr.print(LString(" ") + (i+1) + ") " + s);
if (b->writeFile(s,true)) {
b->markLyxClean();
lyxerr.print(_(" Save seems successful. Phew."));
madeit = true;
} elseif (i != 2) {
lyxerr.print(_(" Save failed! Trying..."));
} else {
lyxerr.print(_(" Save failed! Bummer. Document is lost."));
}
}
}
}
}
LString ts = s;
LString e = OnlyPath(s);
LString a = e; // File information about normal file
FileInfo fileInfo2(s);
// Check if emergency save file exists and is newer.
e += OnlyFilename(s) + ".emergency";
FileInfo fileInfoE(e);
bool use_emergency = false;
if (fileInfoE.exist() && fileInfo2.exist()) { if (fileInfoE.getModificationTime()
> fileInfo2.getModificationTime()) { if (AskQuestion(_("An emergency save of this document exists!"),
MakeDisplayPath(s,50),
_("Try to load that instead?"))) {
ts = e; // the file is not saved if we load the // emergency file.
b->markDirty();
use_emergency = true;
}
}
}
if (!use_emergency) { // Now check if autosave file is newer.
a += '#';
a += OnlyFilename(s);
a += '#';
FileInfo fileInfoA(a); if (fileInfoA.exist() && fileInfo2.exist()) { if (fileInfoA.getModificationTime()
> fileInfo2.getModificationTime()) { if (AskQuestion(_("Autosave file is newer."),
MakeDisplayPath(s,50),
_("Load that one instead?"))) {
ts = a; // the file is not saved if we load the // autosave file.
b->markDirty();
}
}
}
} // not sure if this is the correct place to begin LyXLex
LyXLex lex(NULL, 0);
lex.setFile(ts); if (b->readFile(lex)) return b; else {
bstore.release(b); return 0;
}
}
Buffer* BufferList::newFile(LString const & name, LString tname)
{ /* get a free buffer */
Buffer *b = bstore.newBuffer(name, lyxrc);
// use defaults.lyx as a default template if it exists. if (tname.empty()) {
tname = LibFileSearch("templates", "defaults.lyx");
} if (!tname.empty() && IsLyXFilename(tname)){ bool templateok = false;
LyXLex lex(NULL,0);
lex.setFile(tname); if (lex.IsOK()) { if (b->readFile(lex)) {
templateok = true;
}
} if (!templateok) {
WriteAlert(_("Error!"),_("Unable to open template"),
MakeDisplayPath(tname)); // no template, start with empty buffer
b->paragraph = new LyXParagraph();
}
} else { // start with empty buffer
b->paragraph = new LyXParagraph();
}
b->markDirty();
b->setReadonly(false);
return b;
}
Buffer* BufferList::loadLyXFile(LString const & filename, bool tolastfiles)
{ // make sure our path is absolute
LString s = MakeAbsPath(filename);
// Is this done too early? // Is it LinuxDoc? if (IsSGMLFilename(s)) {
FileInfo fi(s); if (fi.exist() && fi.readable()) { if (!RunLinuxDoc(-1, s)) {
s = ChangeExtension (s, ".lyx", false);
} else { // sgml2lyx failed
WriteAlert(_("Error!"),
_("Could not convert file"),s); return 0;
}
} else { // just change the extension and it will be // handled like a regular lyx file that does // not exist.
s = ChangeExtension(s, ".lyx", false);
}
}
// file already open? if (exists(s)) { if (AskQuestion(_("Document is already open:"),
MakeDisplayPath(s,50),
_("Do you want to reload that document?"))) { // Reload is accomplished by closing and then loading if (!close(getBuffer(s))) { return 0;
} // Fall through to new load. (Asger)
} else { // Here, we pretend that we just loaded the // open document return getBuffer(s);
}
}
Buffer *b=0; bool ro = false; switch (IsFileWriteable(s)) { case 0:
minibuffer->Set(_("File `")+MakeDisplayPath(s,50)+
_("' is read-only."));
ro = true; // Fall through case 1:
b=readFile(s, ro); if (b) {
b->lyxvc.file_found_hook(s);
} break; //fine- it's r/w case -1: // Here we probably should run if (LyXVC::file_not_found_hook(s)) { // Ask if the file should be checked out for // viewing/editing, if so: load it.
lyxerr.print("Do you want to checkout?");
} if (AskQuestion(_("Cannot open specified file:"),
MakeDisplayPath(s,50),
_("Create new document with this name?")))
{ // Find a free buffer
b = newFile(s,LString());
} break;
}
if (b && tolastfiles)
lastfiles->newFile(b->getFileName());
return b;
}
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