97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
/* Copyright (C) 2011-2018 J.F.Dockes
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef _CSTR_H_INCLUDED_
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#define _CSTR_H_INCLUDED_
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// recoll mostly uses STL strings. In many places we had automatic
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// conversion from a C string to an STL one. This costs, and can
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// become significant if used often.
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//
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// This file and the associated .cpp file declares/defines constant
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// strings used in the program. Strings are candidates for a move here
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// when they are used in a fast loop or are shared.
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#include <string>
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// The following slightly hacky preprocessing directives and the
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// companion code in the cpp file looks complicated, but it just
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// ensures that we only have to write the strings once to get the
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// extern declaration and the definition.
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#ifdef RCLIN_CSTR_CPPFILE
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#undef DEF_CSTR
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#define DEF_CSTR(NM, STR) const std::string cstr_##NM(STR)
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#else
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#define DEF_CSTR(NM, STR) extern const std::string cstr_##NM
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#endif
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DEF_CSTR(caption, "caption");
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DEF_CSTR(colon, ":");
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DEF_CSTR(dmtime, "dmtime");
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DEF_CSTR(dquote, "\"");
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DEF_CSTR(fbytes, "fbytes");
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DEF_CSTR(fileu, "file://");
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DEF_CSTR(fmtime, "fmtime");
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DEF_CSTR(iso_8859_1, "ISO-8859-1");
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DEF_CSTR(utf8, "UTF-8");
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DEF_CSTR(cp1252, "CP1252");
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DEF_CSTR(minwilds, "*?[");
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DEF_CSTR(newline, "\n");
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DEF_CSTR(null, "");
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DEF_CSTR(plus, "+");
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DEF_CSTR(textplain, "text/plain");
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DEF_CSTR(texthtml, "text/html");
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DEF_CSTR(url, "url");
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// Marker for HTML format fields
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DEF_CSTR(fldhtm, "\007");
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// Characters that can -begin- a wildcard or regexp expression.
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DEF_CSTR(wildSpecStChars, "*?[");
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DEF_CSTR(regSpecStChars, "(.[{");
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// Values used as keys inside Dijon::Filter::metaData[].
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// The document data.
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DEF_CSTR(dj_keycontent, "content");
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// These fields go from the topmost handler (text/plain) into the
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// Rcl::Doc::meta, possibly with some massaging.
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DEF_CSTR(dj_keyanc, "rclanc");
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DEF_CSTR(dj_keyorigcharset, "origcharset");
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DEF_CSTR(dj_keyds, "description");
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DEF_CSTR(dj_keyabstract, "abstract");
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// Built or inherited along the handler stack, then copied to doc
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DEF_CSTR(dj_keyipath, "ipath");
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DEF_CSTR(dj_keyfn, "filename");
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DEF_CSTR(dj_keyauthor, "author");
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DEF_CSTR(dj_keymd, "modificationdate");
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// charset and mimetype are explicitly blocked from going into the doc meta
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DEF_CSTR(dj_keycharset, "charset");
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DEF_CSTR(dj_keymt, "mimetype");
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// All other meta fields are directly copied from
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// Dijon::Filter::metaData to Rcl::Doc::meta. The defininitions which
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// follow are just for well-known names, with no particular processing
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// in internfile.
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DEF_CSTR(dj_keytitle, "title");
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DEF_CSTR(dj_keyrecipient, "recipient");
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DEF_CSTR(dj_keymsgid, "msgid");
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DEF_CSTR(dj_keymd5, "md5");
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#endif /* _CSTR_H_INCLUDED_ */
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