-/* This file is part of
- * ======================================================
+/**
+ * \file lstrings.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
+#include "LString.h"
+#include "lstrings.h"
+#include "LAssert.h"
+#include "Lsstream.h"
+#include "debug.h"
+#include "BoostFormat.h"
+#include "lyxlib.h"
+
+#include <boost/regex.hpp>
+#include <boost/tokenizer.hpp>
#include <algorithm>
#include <cctype>
#include <cstdlib>
-#include "LString.h"
-#include "lstrings.h"
-#include "LRegex.h"
-#include "LAssert.h"
-#include "debug.h"
-
using std::count;
using std::transform;
+using std::vector;
#ifndef CXX_GLOBAL_CSTD
+using std::atof;
+using std::isdigit;
+using std::strlen;
using std::tolower;
using std::toupper;
-using std::strlen;
#endif
+namespace lyx {
+namespace support {
int compare_no_case(string const & s, string const & s2)
{
if (str.empty()) return false;
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
if (tmpstr.empty()) return false;
string::const_iterator cit = tmpstr.begin();
if (str.empty()) return false;
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
if (tmpstr.empty()) return false;
string::const_iterator cit = tmpstr.begin();
{
if (isStrInt(str)) {
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
// Do the conversion proper.
- return lyx::atoi(tmpstr);
+ return atoi(tmpstr);
} else {
return 0;
}
{
if (isStrUnsignedInt(str)) {
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
// Do the conversion proper.
- return lyx::atoi(tmpstr);
+ return atoi(tmpstr);
} else {
return 0;
}
if (str.empty()) return false;
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
if (tmpstr.empty()) return false;
// if (1 < tmpstr.count('.')) return false;
{
if (isStrDbl(str)) {
// Remove leading and trailing white space chars.
- string const tmpstr = frontStrip(strip(str, ' '), ' ');
+ string const tmpstr = trim(str);
// Do the conversion proper.
return ::atof(tmpstr.c_str());
} else {
}
};
+struct local_ascii_lowercase {
+ char operator()(char c) const {
+ return ascii_tolower(c);
+ }
+};
+
} // end of anon namespace
string const lowercase(string const & a)
}
-bool prefixIs(string const & a, char const * pre)
+string const ascii_lowercase(string const & a)
{
- lyx::Assert(pre);
-
- size_t const l = strlen(pre);
- string::size_type const alen = a.length();
-
- if (l > alen || a.empty())
- return false;
- else {
-#if !defined(USE_INCLUDED_STRING) && !defined(STD_STRING_IS_GOOD)
- // Delete this code when the compilers get a bit better.
- return ::strncmp(a.c_str(), pre, l) == 0;
-#else
- // This is the code that we really want to use
- // but until gcc ships with a basic_string that
- // implements std::string correctly we have to
- // use the code above.
- return a.compare(0, l, pre, l) == 0;
-#endif
- }
+ string tmp(a);
+ transform(tmp.begin(), tmp.end(), tmp.begin(),
+ local_ascii_lowercase());
+ return tmp;
}
}
-bool suffixIs(string const & a, char const * suf)
-{
- lyx::Assert(suf);
-
- size_t const suflen = strlen(suf);
- string::size_type const alen = a.length();
-
- if (suflen > alen)
- return false;
- else {
-#if !defined(USE_INCLUDED_STRING) && !defined(STD_STRING_IS_GOOD)
- // Delete this code when the compilers get a bit better.
- string tmp(a, alen - suflen);
- return ::strncmp(tmp.c_str(), suf, suflen) == 0;
-#else
- // This is the code that we really want to use
- // but until gcc ships with a basic_string that
- // implements std::string correctly we have to
- // use the code above.
- return a.compare(alen - suflen, suflen, suf) == 0;
-#endif
- }
-}
-
-
bool suffixIs(string const & a, string const & suf)
{
string::size_type const suflen = suf.length();
}
-bool contains(char const * a, string const & b)
-{
- lyx::Assert(a);
- string const at(a);
- return contains(at, b);
-}
-
-
-bool contains(string const & a, char const * b)
-{
- lyx::Assert(b);
- string const bt(b);
- return contains(a, bt);
-}
-
-
bool contains(string const & a, string const & b)
{
if (a.empty())
}
-bool contains(char const * a, char const * b)
-{
- lyx::Assert(a && b);
- string const at(a);
- string const bt(b);
- return contains(at, bt);
-}
-
-
-bool containsOnly(string const & s, char const * cset)
-{
- lyx::Assert(cset);
-
- return s.find_first_not_of(cset) == string::npos;
-}
-
-
bool containsOnly(string const & s, string const & cset)
{
return s.find_first_not_of(cset) == string::npos;
}
-bool containsOnly(char const * s, char const * cset)
-{
- lyx::Assert(s && cset);
-
- return string(s).find_first_not_of(cset) == string::npos;
-}
-
-
-bool containsOnly(char const * s, string const & cset)
-{
- lyx::Assert(s);
-
- return string(s).find_first_not_of(cset) == string::npos;
-}
-
-
// ale970405+lasgoutt-970425
// rewritten to use new string (Lgb)
string const token(string const & a, char delim, int n)
string regex(pattern);
regex = subst(regex, ".", "\\.");
regex = subst(regex, "*", ".*");
- LRegex reg(regex);
- return reg.exact_match(a);
+ boost::regex reg(STRCONV(regex));
+ return boost::regex_match(STRCONV(a), reg);
}
}
-string const subst(string const & a,
- char const * oldstr, string const & newstr)
-{
- lyx::Assert(oldstr);
-
- string lstr(a);
- string::size_type i = 0;
- string::size_type olen = strlen(oldstr);
- while ((i = lstr.find(oldstr, i)) != string::npos) {
- lstr.replace(i, olen, newstr);
- i += newstr.length(); // We need to be sure that we dont
- // use the same i over and over again.
- }
- return lstr;
-}
-
-
string const subst(string const & a,
string const & oldstr, string const & newstr)
{
- string lstr(a);
+ string lstr = a;
string::size_type i = 0;
string::size_type const olen = oldstr.length();
while ((i = lstr.find(oldstr, i)) != string::npos) {
}
-string const strip(string const & a, char c)
+string const trim(string const & a, char const * p)
{
- if (a.empty()) return a;
- string tmp(a);
- string::size_type i = tmp.find_last_not_of(c);
- if (i == a.length() - 1) return tmp; // no c's at end of a
- if (i != string::npos)
- tmp.erase(i + 1, string::npos);
-#if !defined(USE_INCLUDED_STRING) && !defined(STD_STRING_IS_GOOD)
- /// Needed for broken string::find_last_not_of
- else if (tmp[0] != c) {
- if (a.length() == 1) return tmp;
- tmp.erase(1, string::npos);
- }
-#endif
- else
- tmp.erase(); // only c in the whole string
- return tmp;
+ Assert(p);
+
+ if (a.empty() || !*p)
+ return a;
+
+ string::size_type r = a.find_last_not_of(p);
+ string::size_type l = a.find_first_not_of(p);
+
+ // Is this the minimal test? (lgb)
+ if (r == string::npos && l == string::npos)
+ return string();
+
+ return a.substr(l, r - l + 1);
}
-string const frontStrip(string const & a, char const * p)
+string const rtrim(string const & a, char const * p)
{
- lyx::Assert(p);
+ Assert(p);
- if (a.empty() || !*p) return a;
- string tmp(a);
- string::size_type i = tmp.find_first_not_of(p);
- if (i > 0)
- tmp.erase(0, i);
- return tmp;
+ if (a.empty() || !*p)
+ return a;
+
+ string::size_type r = a.find_last_not_of(p);
+
+ // Is this test really needed? (Lgb)
+ if (r == string::npos)
+ return string();
+
+ return a.substr(0, r + 1);
}
-string const frontStrip(string const & a, char c)
+string const ltrim(string const & a, char const * p)
{
- if (a.empty()) return a;
- string tmp(a);
- string::size_type i = tmp.find_first_not_of(c);
- if (i > 0)
- tmp.erase(0, i);
- return tmp;
+ Assert(p);
+
+ if (a.empty() || !*p)
+ return a;
+
+ string::size_type l = a.find_first_not_of(p);
+
+ if (l == string::npos)
+ return string();
+
+ return a.substr(l, string::npos);
}
if (i != string::npos) { // delimiter was found
piece = a.substr(0, i);
tmp = a.substr(i + 1);
- } else { // delimter was not found
+ } else { // delimiter was not found
piece.erase();
}
return tmp;
}
return enc;
}
+
+
+/// gives a vector of stringparts which have the delimiter delim
+vector<string> const getVectorFromString(string const & str,
+ string const & delim)
+{
+// Lars would like this code to go, but for now his replacement (below)
+// doesn't fullfil the same function. I have, therefore, reactivated the
+// old code for now. Angus 11 Nov 2002.
+#if 1
+ vector<string> vec;
+ if (str.empty())
+ return vec;
+ string keys(rtrim(str));
+ for(;;) {
+ string::size_type const idx = keys.find(delim);
+ if (idx == string::npos) {
+ vec.push_back(ltrim(keys));
+ break;
+ }
+ string const key = trim(keys.substr(0, idx));
+ if (!key.empty())
+ vec.push_back(key);
+ string::size_type const start = idx + delim.size();
+ keys = keys.substr(start);
+ }
+ return vec;
+#else
+ boost::char_separator<char> sep(delim.c_str());
+ boost::tokenizer<boost::char_separator<char> > tokens(str, sep);
+#ifndef USE_INCLUDED_STRING
+ return vector<string>(tokens.begin(), tokens.end());
+#else
+ vector<string> vec;
+ using boost::tokenizer;
+ using boost::char_separator;
+
+ tokenizer<char_separator<char> >::iterator it = tokens.begin();
+ tokenizer<char_separator<char> >::iterator end = tokens.end();
+ for (; it != end; ++it) {
+ vec.push_back(STRCONV((*it)));
+ }
+ return vec;
+#endif
+#endif
+}
+
+
+// the same vice versa
+string const getStringFromVector(vector<string> const & vec,
+ string const & delim)
+{
+ string str;
+ int i = 0;
+ for (vector<string>::const_iterator it = vec.begin();
+ it != vec.end(); ++it) {
+ string item = trim(*it);
+ if (item.empty())
+ continue;
+ if (i++ > 0)
+ str += delim;
+ str += item;
+ }
+ return str;
+}
+
+
+#if USE_BOOST_FORMAT
+
+string bformat(string const & fmt, string const & arg1)
+{
+ return STRCONV((boost::format(STRCONV(fmt)) % STRCONV(arg1)).str());
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2)
+{
+ return STRCONV((boost::format(STRCONV(fmt)) % STRCONV(arg1)
+ % STRCONV(arg2)).str());
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3)
+{
+ return STRCONV((boost::format(STRCONV(fmt)) % STRCONV(arg1)
+ % STRCONV(arg2) % STRCONV(arg3)).str());
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3, string const & arg4)
+{
+ return STRCONV((boost::format(STRCONV(fmt)) % STRCONV(arg1)
+ % STRCONV(arg2) % STRCONV(arg3) % STRCONV(arg4)).str());
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3, string const & arg4, string const & arg5)
+{
+ return STRCONV((boost::format(STRCONV(fmt)) % STRCONV(arg1)
+ % STRCONV(arg2) % STRCONV(arg3) % STRCONV(arg4)
+ % STRCONV(arg5)).str());
+}
+
+#else
+
+string bformat(string const & fmt, string const & arg1)
+{
+ Assert(contains(fmt, "%1$s"));
+ string const str = subst(fmt, "%1$s", arg1);
+ return subst(str, "%%", "%");
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2)
+{
+ Assert(contains(fmt, "%1$s"));
+ Assert(contains(fmt, "%2$s"));
+ string str = subst(fmt, "%1$s", arg1);
+ str = subst(str, "%2$s", arg2);
+ return subst(str, "%%", "%");
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3)
+{
+ Assert(contains(fmt, "%1$s"));
+ Assert(contains(fmt, "%2$s"));
+ Assert(contains(fmt, "%3$s"));
+ string str = subst(fmt, "%1$s", arg1);
+ str = subst(str, "%2$s", arg2);
+ str = subst(str, "%3$s", arg3);
+ return subst(str, "%%", "%");
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3, string const & arg4)
+{
+ Assert(contains(fmt, "%1$s"));
+ Assert(contains(fmt, "%2$s"));
+ Assert(contains(fmt, "%3$s"));
+ Assert(contains(fmt, "%4$s"));
+ string str = subst(fmt, "%1$s", arg1);
+ str = subst(str, "%2$s", arg2);
+ str = subst(str, "%3$s", arg3);
+ str = subst(str, "%4$s", arg4);
+ return subst(str, "%%", "%");
+}
+
+
+string bformat(string const & fmt, string const & arg1, string const & arg2,
+ string const & arg3, string const & arg4, string const & arg5)
+{
+ Assert(contains(fmt, "%1$s"));
+ Assert(contains(fmt, "%2$s"));
+ Assert(contains(fmt, "%3$s"));
+ Assert(contains(fmt, "%4$s"));
+ Assert(contains(fmt, "%5$s"));
+ string str = subst(fmt, "%1$s", arg1);
+ str = subst(str, "%2$s", arg2);
+ str = subst(str, "%3$s", arg3);
+ str = subst(str, "%4$s", arg4);
+ str = subst(str, "%5$s", arg5);
+ return subst(str, "%%", "%");
+}
+
+#endif
+
+} // namespace support
+} // namespace lyx