X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FFormat.cpp;h=eba00b95dfd3190a69eceac619c2d1cb93a9afd3;hb=45e3a8f82701e981b1ccb2ab8d76f269867d7889;hp=c20ac9ed43fbb7896aae91156cc7e9dbee3ac7ee;hpb=de6e4a2937859d1a8375dbf24e8096c615a1a317;p=lyx.git diff --git a/src/Format.cpp b/src/Format.cpp index c20ac9ed43..eba00b95df 100644 --- a/src/Format.cpp +++ b/src/Format.cpp @@ -22,8 +22,9 @@ #include "support/filetools.h" #include "support/gettext.h" #include "support/lstrings.h" +#include "support/mutex.h" #include "support/os.h" -#include "support/Path.h" +#include "support/PathChanger.h" #include "support/Systemcall.h" #include "support/textutils.h" #include "support/Translator.h" @@ -32,7 +33,7 @@ #include #include -// FIXME: Q_WS_MACX is not available, it's in Qt +// FIXME: Q_OS_MAC is not available, it's in Qt #ifdef USE_MACOSX_PACKAGING #include "support/linkback/LinkBackProxy.h" #endif @@ -59,7 +60,8 @@ string const token_socket_format("$$a"); class FormatNamesEqual : public unary_function { public: FormatNamesEqual(string const & name) - : name_(name) {} + : name_(name) + {} bool operator()(Format const & f) const { return f.name() == name_; @@ -72,7 +74,8 @@ private: class FormatExtensionsEqual : public unary_function { public: FormatExtensionsEqual(string const & extension) - : extension_(extension) {} + : extension_(extension) + {} bool operator()(Format const & f) const { return f.hasExtension(extension_); @@ -85,7 +88,8 @@ private: class FormatMimeEqual : public unary_function { public: FormatMimeEqual(string const & mime) - : mime_(mime) {} + : mime_(mime) + {} bool operator()(Format const & f) const { // The test for empty mime strings is needed since we allow @@ -97,24 +101,16 @@ private: }; -class FormatPrettyNameEqual : public unary_function { -public: - FormatPrettyNameEqual(string const & prettyname) - : prettyname_(prettyname) {} - bool operator()(Format const & f) const - { - return f.prettyname() == prettyname_; - } -private: - string prettyname_; -}; - } //namespace anon +bool Format::formatSorter(Format const * lhs, Format const * rhs) +{ + return compare_locale(_(lhs->prettyname()), _(rhs->prettyname())) < 0; +} bool operator<(Format const & a, Format const & b) { - return _(a.prettyname()) < _(b.prettyname()); + return compare_locale(_(a.prettyname()), _(b.prettyname())) < 0; } @@ -198,7 +194,7 @@ string guessFormatFromContents(FileName const & fn) // FIG #FIG... // FITS ...BITPIX... // GIF GIF... - // JPG JFIF + // JPG \377\330... (0xFFD8) // PDF %PDF-... // PNG .PNG... // PBM P1... or P4 (B/W) @@ -238,6 +234,10 @@ string guessFormatFromContents(FileName const & fn) // compress static string const compressStamp = "\037\235"; + // DOS binary EPS according to Adobe TN-5002 + static string const binEPSStamp = "\xC5\xD0\xD3\xC6"; + + // Maximum strings to read int const max_count = 50; int count = 0; @@ -245,12 +245,12 @@ string guessFormatFromContents(FileName const & fn) string str; string format; bool firstLine = true; - while ((count++ < max_count) && format.empty()) { - if (ifs.eof()) { - LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n" - << "\tFile type not recognised before EOF!"); + bool backslash = false; + bool maybelatex = false; + int dollars = 0; + while ((count++ < max_count) && format.empty() && !maybelatex) { + if (ifs.eof()) break; - } getline(ifs, str); string const stamp = str.substr(0, 2); @@ -273,8 +273,13 @@ string guessFormatFromContents(FileName const & fn) } else if (stamp == "BM") { format = "bmp"; + } else if (stamp == "\377\330") { + format = "jpg"; + } else if (stamp == "\001\332") { format = "sgi"; + } else if (prefixIs(str, binEPSStamp)) { + format = "eps"; // PBM family // Don't need to use str.at(0), str.at(1) because @@ -328,11 +333,9 @@ string guessFormatFromContents(FileName const & fn) else if (contains(str, "Grace")) format = "agr"; - else if (contains(str, "JFIF")) - format = "jpg"; - else if (contains(str, "%PDF")) - format = "pdf"; + // autodetect pdf format for graphics inclusion + format = "pdf6"; else if (contains(str, "PNG")) format = "png"; @@ -354,9 +357,34 @@ string guessFormatFromContents(FileName const & fn) else if (contains(str, "BITPIX")) format = "fits"; + + else if (contains(str, "\\documentclass") || + contains(str, "\\chapter") || + contains(str, "\\section") || + contains(str, "\\begin") || + contains(str, "\\end") || + contains(str, "$$") || + contains(str, "\\[") || + contains(str, "\\]")) + maybelatex = true; + else { + if (contains(str, '\\')) + backslash = true; + dollars += count_char(str, '$'); + if (backslash && dollars > 1) + // inline equation + maybelatex = true; + } } - if (!format.empty()) { + if (format.empty() && maybelatex && !isBinaryFile(fn)) + format = "latex"; + + if (format.empty()) { + if (ifs.eof()) + LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n" + "\tFile type not recognised before EOF!"); + } else { LYXERR(Debug::GRAPHICS, "Recognised Fileformat: " << format); return format; } @@ -374,48 +402,89 @@ string Formats::getFormatFromFile(FileName const & filename) const if (filename.empty()) return string(); + string psformat; + string format; #ifdef HAVE_MAGIC_H - magic_t magic_cookie = magic_open(MAGIC_MIME); - if (magic_cookie) { - string format; - if (magic_load(magic_cookie, NULL) != 0) { - LYXERR(Debug::GRAPHICS, "Formats::getFormatFromFile\n" - << "\tCouldn't load magic database - " - << magic_error(magic_cookie)); - } else { - string mime = magic_file(magic_cookie, - filename.toFilesystemEncoding().c_str()); - mime = token(mime, ';', 0); - // we need our own ps/eps detection - if (mime != "application/postscript") { - Formats::const_iterator cit = - find_if(formatlist.begin(), formatlist.end(), - FormatMimeEqual(mime)); - if (cit != formats.end()) { - LYXERR(Debug::GRAPHICS, "\tgot format from MIME type: " - << mime << " -> " << cit->name()); - format = cit->name(); + if (filename.exists()) { + magic_t magic_cookie = magic_open(MAGIC_MIME); + if (magic_cookie) { + if (magic_load(magic_cookie, NULL) != 0) { + LYXERR(Debug::GRAPHICS, "Formats::getFormatFromFile\n" + << "\tCouldn't load magic database - " + << magic_error(magic_cookie)); + } else { + char const * result = magic_file(magic_cookie, + filename.toFilesystemEncoding().c_str()); + string mime; + if (result) + mime = token(result, ';', 0); + else { + LYXERR(Debug::GRAPHICS, "Formats::getFormatFromFile\n" + << "\tCouldn't query magic database - " + << magic_error(magic_cookie)); + } + // our own detection is better for binary files (can be anything) + // and different plain text formats + if (!mime.empty() && mime != "application/octet-stream" && + mime != "text/plain") { + Formats::const_iterator cit = + find_if(formatlist.begin(), formatlist.end(), + FormatMimeEqual(mime)); + if (cit != formats.end()) { + LYXERR(Debug::GRAPHICS, "\tgot format from MIME type: " + << mime << " -> " << cit->name()); + // See special eps/ps handling below + if (mime == "application/postscript") + psformat = cit->name(); + else + format = cit->name(); + } } } + magic_close(magic_cookie); + // libmagic recognizes as latex also some formats of ours + // such as pstex and pdftex. Therefore we have to perform + // additional checks in this case (bug 9244). + if (!format.empty() && format != "latex") + return format; } - magic_close(magic_cookie); - if (!format.empty()) - return format; } #endif - string const format = guessFormatFromContents(filename); string const ext = getExtension(filename.absFileName()); - if (isZippedFileFormat(format) && !ext.empty()) { - string const & fmt_name = formats.getFormatFromExtension(ext); - if (!fmt_name.empty()) { - Format const * p_format = formats.getFormat(fmt_name); - if (p_format && p_format->zippedNative()) - return p_format->name(); + if (format.empty()) { + // libmagic does not distinguish eps and ps. + // Therefore we need to use our own detection here, but only if it + // recognizes either ps or eps. Otherwise the libmagic guess will + // be better (bug 9146). + format = guessFormatFromContents(filename); + if (!psformat.empty()) { + if (isPostScriptFileFormat(format)) + return format; + else + return psformat; + } + + if (isZippedFileFormat(format) && !ext.empty()) { + string const & fmt_name = formats.getFormatFromExtension(ext); + if (!fmt_name.empty()) { + Format const * p_format = formats.getFormat(fmt_name); + if (p_format && p_format->zippedNative()) + return p_format->name(); + } } + // Don't simply return latex (bug 9244). + if (!format.empty() && format != "latex") + return format; + } + + // Both libmagic and our guessing from contents may return as latex + // also lyx files and our pstex and pdftex formats. In this case we + // give precedence to the format determined by the extension. + if (format == "latex") { + format = getFormatFromExtension(ext); + return format.empty() ? "latex" : format; } - if (!format.empty()) - return format; // try to find a format from the file extension. return getFormatFromExtension(ext); @@ -440,19 +509,6 @@ string Formats::getFormatFromExtension(string const & ext) const } -string Formats::getFormatFromPrettyName(string const & prettyname) const -{ - if (!prettyname.empty()) { - Formats::const_iterator cit = - find_if(formatlist.begin(), formatlist.end(), - FormatPrettyNameEqual(prettyname)); - if (cit != formats.end()) - return cit->name(); - } - return string(); -} - - /// Used to store last timestamp of file and whether it is (was) zipped struct ZippedInfo { bool zipped; @@ -464,17 +520,19 @@ struct ZippedInfo { /// Mapping absolute pathnames of files to their ZippedInfo metadata. static std::map zipped_; +static Mutex zipped_mutex; bool Formats::isZippedFile(support::FileName const & filename) const { string const & fname = filename.absFileName(); time_t timestamp = filename.lastModified(); + Mutex::Locker lock(&zipped_mutex); map::iterator it = zipped_.find(fname); if (it != zipped_.end() && it->second.timestamp == timestamp) return it->second.zipped; string const & format = getFormatFromFile(filename); bool zipped = (format == "gzip" || format == "zip"); - zipped_.insert(pair(fname, ZippedInfo(zipped, timestamp))); + zipped_.insert(make_pair(fname, ZippedInfo(zipped, timestamp))); return zipped; } @@ -630,7 +688,7 @@ bool Formats::view(Buffer const & buffer, FileName const & filename, } } - string command = libScriptSearch(format->viewer()); + string command = format->viewer(); if (format_name == "dvi" && !lyxrc.view_dvi_paper_option.empty()) { @@ -647,8 +705,10 @@ bool Formats::view(Buffer const & buffer, FileName const & filename, if (!contains(command, token_from_format)) command += ' ' + token_from_format; - command = subst(command, token_from_format, quoteName(onlyFileName(filename.toFilesystemEncoding()))); - command = subst(command, token_path_format, quoteName(onlyPath(filename.toFilesystemEncoding()))); + command = subst(command, token_from_format, + quoteName(onlyFileName(filename.toFilesystemEncoding()), quote_shell_filename)); + command = subst(command, token_path_format, + quoteName(onlyPath(filename.toFilesystemEncoding()), quote_shell_filename)); command = subst(command, token_socket_format, quoteName(theServerSocket().address())); LYXERR(Debug::FILES, "Executing command: " << command); // FIXME UNICODE utf8 can be wrong for files @@ -656,7 +716,8 @@ bool Formats::view(Buffer const & buffer, FileName const & filename, PathChanger p(filename.onlyPath()); Systemcall one; - one.startscript(Systemcall::DontWait, command, buffer.filePath()); + one.startscript(Systemcall::DontWait, command, + buffer.filePath(), buffer.layoutPos()); // we can't report any sort of error, since we aren't waiting return true; @@ -675,7 +736,7 @@ bool Formats::edit(Buffer const & buffer, FileName const & filename, // LinkBack files look like PDF, but have the .linkback extension string const ext = getExtension(filename.absFileName()); - if (format_name == "pdf" && ext == "linkback") { + if (format_name == "pdf6" && ext == "linkback") { #ifdef USE_MACOSX_PACKAGING return editLinkBackFile(filename.absFileName().c_str()); #else @@ -715,15 +776,18 @@ bool Formats::edit(Buffer const & buffer, FileName const & filename, if (!contains(command, token_from_format)) command += ' ' + token_from_format; - command = subst(command, token_from_format, quoteName(filename.toFilesystemEncoding())); - command = subst(command, token_path_format, quoteName(onlyPath(filename.toFilesystemEncoding()))); + command = subst(command, token_from_format, + quoteName(filename.toFilesystemEncoding(), quote_shell_filename)); + command = subst(command, token_path_format, + quoteName(onlyPath(filename.toFilesystemEncoding()), quote_shell_filename)); command = subst(command, token_socket_format, quoteName(theServerSocket().address())); LYXERR(Debug::FILES, "Executing command: " << command); // FIXME UNICODE utf8 can be wrong for files buffer.message(_("Executing command: ") + from_utf8(command)); Systemcall one; - one.startscript(Systemcall::DontWait, command, buffer.filePath()); + one.startscript(Systemcall::DontWait, command, + buffer.filePath(), buffer.layoutPos()); // we can't report any sort of error, since we aren't waiting return true; @@ -761,8 +825,10 @@ string const Formats::extensions(string const & name) const namespace { + typedef Translator FlavorTranslator; + FlavorTranslator initFlavorTranslator() { FlavorTranslator f(OutputParams::LATEX, "latex"); @@ -779,9 +845,10 @@ FlavorTranslator initFlavorTranslator() FlavorTranslator const & flavorTranslator() { - static FlavorTranslator translator = initFlavorTranslator(); + static FlavorTranslator const translator = initFlavorTranslator(); return translator; } + }