* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
+ * \author Dekel Tsur
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "support/lstrings.h"
-#include "support/lyxlib.h"
+
#include "support/convert.h"
+#include "support/debug.h"
#include "support/qstring_helpers.h"
-#include "debug.h"
+#include "support/lassert.h"
-#include <boost/tokenizer.hpp>
-#include <boost/assert.hpp>
+#include <QString>
-#ifndef I_AM_NOT_AFRAID_OF_HEADER_LIBRARIES
-#if USE_BOOST_FORMAT
-#include <boost/format.hpp>
-#endif
-#endif
+#include <cstdio>
+#include <cstring>
+#include <algorithm>
+#include <typeinfo>
-#include <cctype>
-#include <cstdlib>
+using namespace std;
-#include <algorithm>
-#include <sstream>
+namespace lyx {
+// Using this allows us to have docstring default arguments in headers
+// without #include "support/docstring" there.
+docstring const & empty_docstring()
+{
+ static const docstring s;
+ return s;
+}
-using std::transform;
-using std::string;
-using std::vector;
+// Using this allows us to have string default arguments in headers
+// without #include <string>
+string const & empty_string()
+{
+ static const string s;
+ return s;
+}
-#ifndef CXX_GLOBAL_CSTD
-using std::isdigit;
-using std::tolower;
-using std::toupper;
-#endif
+namespace {
+/**
+ * Convert a QChar into a UCS4 character.
+ * This is a hack (it does only make sense for the common part of the UCS4
+ * and UTF16 encodings) and should not be used.
+ * This does only exist because of performance reasons (a real conversion
+ * using iconv is too slow on windows).
+ */
+inline char_type qchar_to_ucs4(QChar const & qchar)
+{
+ LASSERT(is_utf16(static_cast<char_type>(qchar.unicode())), return '?');
+ return static_cast<char_type>(qchar.unicode());
+}
+
+/**
+ * Convert a UCS4 character into a QChar.
+ * This is a hack (it does only make sense for the common part of the UCS4
+ * and UTF16 encodings) and should not be used.
+ * This does only exist because of performance reasons (a real conversion
+ * using iconv is too slow on windows).
+ */
+inline QChar const ucs4_to_qchar(char_type const ucs4)
+{
+ LASSERT(is_utf16(ucs4), return QChar('?'));
+ return QChar(static_cast<unsigned short>(ucs4));
+}
+
+/// Maximum valid UCS4 code point
+char_type const ucs4_max = 0x10ffff;
+} // anon namespace
+
+
+bool isLetterChar(char_type c)
+{
+ if (!is_utf16(c)) {
+ if (c > ucs4_max)
+ // outside the UCS4 range
+ return false;
+ // assume that all non-utf16 characters are letters
+ return true;
+ }
+ return ucs4_to_qchar(c).isLetter();
+}
+
+
+bool isLower(char_type c)
+{
+ if (!is_utf16(c))
+ return false;
+ return ucs4_to_qchar(c).isLower();
+}
+
+
+bool isAlphaASCII(char_type c)
+{
+ return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
+}
+
+
+bool isPrintable(char_type c)
+{
+ if (!is_utf16(c)) {
+ if (c > ucs4_max)
+ // outside the UCS4 range
+ return false;
+ // assume that all non-utf16 characters are printable
+ return true;
+ }
+ // Not yet recognized by QChar::isPrint()
+ // See https://bugreports.qt-project.org/browse/QTBUG-12144
+ // LATIN CAPITAL LETTER SHARP S
+ else if (c == 0x1e9e)
+ return true;
+ return ucs4_to_qchar(c).isPrint();
+}
+
+
+bool isPrintableNonspace(char_type c)
+{
+ if (!is_utf16(c)) {
+ if (c > ucs4_max)
+ // outside the UCS4 range
+ return false;
+ // assume that all non-utf16 characters are printable and
+ // no space
+ return true;
+ }
+ QChar const qc = ucs4_to_qchar(c);
+ return qc.isPrint() && !qc.isSpace();
+}
+
+
+bool isSpace(char_type c)
+{
+ if (!is_utf16(c)) {
+ // assume that no non-utf16 character is a space
+ // c outside the UCS4 range is catched as well
+ return false;
+ }
+ QChar const qc = ucs4_to_qchar(c);
+ return qc.isSpace();
+}
+
+
+bool isNumber(char_type c)
+{
+ if (!is_utf16(c))
+ // assume that no non-utf16 character is a numeral
+ // c outside the UCS4 range is catched as well
+ return false;
+ return ucs4_to_qchar(c).isNumber();
+}
+
+
+bool isDigitASCII(char_type c)
+{
+ return '0' <= c && c <= '9';
+}
+
+
+bool isAlnumASCII(char_type c)
+{
+ return isAlphaASCII(c) || isDigitASCII(c);
+}
+
+
+bool isASCII(char_type c)
+{
+ return c < 0x80;
+}
-namespace lyx {
namespace support {
int compare_no_case(docstring const & s, docstring const & s2)
}
+int compare_locale(docstring const & s, docstring const & s2)
+{
+ // FIXME We have a report that this does not work on windows (bug 9030)
+ try
+ {
+ string const l = to_local8bit(s);
+ string const r = to_local8bit(s2);
+ return strcoll(l.c_str(), r.c_str());
+ }
+ catch (bad_cast & e)
+ {
+ // fall back to builtin sorting
+ LYXERR0("Could not compare using the current locale: "
+ << e.what() << ", using fallback.");
+ if (s < s2)
+ return -1;
+ if (s > s2)
+ return 1;
+ return 0;
+ }
+}
+
+
namespace {
template<typename Char>
bool isStrInt(string const & str)
{
- if (str.empty()) return false;
+ if (str.empty())
+ return false;
// Remove leading and trailing white space chars.
string const tmpstr = trim(str);
- if (tmpstr.empty()) return false;
+ if (tmpstr.empty())
+ return false;
string::const_iterator cit = tmpstr.begin();
- if ((*cit) == '-') ++cit;
+ if ((*cit) == '-')
+ ++cit;
+
string::const_iterator end = tmpstr.end();
- for (; cit != end; ++cit) {
- if (!isdigit((*cit))) return false;
- }
+ for (; cit != end; ++cit)
+ if (!isDigitASCII(*cit))
+ return false;
+
return true;
}
bool isStrUnsignedInt(string const & str)
{
- if (str.empty()) return false;
+ if (str.empty())
+ return false;
// Remove leading and trailing white space chars.
string const tmpstr = trim(str);
- if (tmpstr.empty()) return false;
+ if (tmpstr.empty())
+ return false;
string::const_iterator cit = tmpstr.begin();
string::const_iterator end = tmpstr.end();
- for (; cit != end; ++cit) {
- if (!isdigit((*cit))) return false;
- }
+ for (; cit != end; ++cit)
+ if (!isDigitASCII(*cit))
+ return false;
+
return true;
}
bool isStrDbl(string const & str)
{
- if (str.empty()) return false;
+ if (str.empty())
+ return false;
// Remove leading and trailing white space chars.
string const tmpstr = trim(str);
- if (tmpstr.empty()) return false;
- // if (1 < tmpstr.count('.')) return false;
+ if (tmpstr.empty())
+ return false;
+ // if (tmpstr.count('.') > 1) return false;
string::const_iterator cit = tmpstr.begin();
- bool found_dot(false);
- if ((*cit) == '-') ++cit;
+ bool found_dot = false;
+ if (*cit == '-')
+ ++cit;
string::const_iterator end = tmpstr.end();
for (; cit != end; ++cit) {
- if (!isdigit((*cit))
- && '.' != (*cit)) {
+ if (!isDigitASCII(*cit) && *cit != '.')
return false;
- }
if ('.' == (*cit)) {
- if (found_dot) {
+ if (found_dot)
return false;
- } else {
- found_dot = true;
- }
+ found_dot = true;
}
}
return true;
}
-namespace {
+bool hasDigitASCII(docstring const & str)
+{
+ docstring::const_iterator cit = str.begin();
+ docstring::const_iterator const end = str.end();
+ for (; cit != end; ++cit)
+ if (isDigitASCII(*cit))
+ return true;
+ return false;
+}
+
-inline
bool isHexChar(char_type c)
{
return c == '0' ||
c == 'f' || c == 'F';
}
-} // anon namespace
-
bool isHex(docstring const & str)
{
char lowercase(char c)
{
- BOOST_ASSERT(static_cast<unsigned char>(c) < 0x80);
+ LASSERT(isASCII(c), return '?');
return char(tolower(c));
}
char uppercase(char c)
{
- BOOST_ASSERT(static_cast<unsigned char>(c) < 0x80);
+ LASSERT(isASCII(c), return '?');
return char(toupper(c));
}
}
+bool isLowerCase(char_type ch) {
+ return lowercase(ch) == ch;
+}
+
+
+bool isUpperCase(char_type ch) {
+ return uppercase(ch) == ch;
+}
+
+
namespace {
-// since we cannot use std::tolower and std::toupper directly in the
-// calls to std::transform yet, we use these helper clases. (Lgb)
+// since we cannot use tolower and toupper directly in the
+// calls to transform yet, we use these helper clases. (Lgb)
struct local_lowercase {
char_type operator()(char_type c) const {
- if (!is_utf16(c))
- // We don't know how to lowercase a non-utf16 char
- return c;
- return qchar_to_ucs4(ucs4_to_qchar(c).toLower());
+ return lowercase(c);
}
};
struct local_uppercase {
char_type operator()(char_type c) const {
- if (!is_utf16(c))
- // We don't know how to uppercase a non-utf16 char
- return c;
- return qchar_to_ucs4(ucs4_to_qchar(c).toUpper());
+ return uppercase(c);
}
};
template<typename Char> struct local_ascii_lowercase {
- Char operator()(Char c) const {
- return ascii_tolower(c);
- }
+ Char operator()(Char c) const { return ascii_tolower(c); }
};
} // end of anon namespace
+
docstring const lowercase(docstring const & a)
{
docstring tmp(a);
}
+/* Uncomment here and in lstrings.h if you should need this.
+string const lowercase(string const & a)
+{
+ string tmp(a);
+ transform(tmp.begin(), tmp.end(), tmp.begin(), local_lowercase());
+ return tmp;
+}
+*/
+
+
docstring const uppercase(docstring const & a)
{
docstring tmp(a);
}
+char_type superscript(char_type c)
+{
+ switch (c) {
+ case '2': return 0x00b2;
+ case '3': return 0x00b3;
+ case '1': return 0x00b9;
+ case '0': return 0x2070;
+ case 'i': return 0x2071;
+ case '4': return 0x2074;
+ case '5': return 0x2075;
+ case '6': return 0x2076;
+ case '7': return 0x2077;
+ case '8': return 0x2078;
+ case '9': return 0x2079;
+ case '+': return 0x207a;
+ case '-': return 0x207b;
+ case '=': return 0x207c;
+ case '(': return 0x207d;
+ case ')': return 0x207e;
+ case 'n': return 0x207f;
+ case 'h': return 0x02b0;
+ case 0x0266: return 0x02b1; // LATIN SMALL LETTER H WITH HOOK
+ case 'j': return 0x02b2;
+ case 'r': return 0x02b3;
+ case 0x0279: return 0x02b4; // LATIN SMALL LETTER TURNED R
+ case 0x027b: return 0x02b5; // LATIN SMALL LETTER TURNED R WITH HOOK
+ case 0x0281: return 0x02b6; // LATIN SMALL LETTER CAPITAL INVERTED R
+ case 'w': return 0x02b7;
+ case 'y': return 0x02b8;
+// case 0x0294: return 0x02c0; // LATIN LETTER GLOTTAL STOP)
+// case 0x0295: return 0x02c1; // LATIN LETTER PHARYNGEAL VOICED FRICATIVE
+ // (= LATIN LETTER REVERSED GLOTTAL STOP)
+ case 'l': return 0x02e1;
+ case 's': return 0x02e2;
+ case 'x': return 0x02e3;
+// case 0x0295: return 0x02e4; // LATIN SMALL LETTER REVERSED GLOTTAL STOP
+ case 'A': return 0x1d2c;
+ case 0x00c6: return 0x1d2d; // LATIN CAPITAL LETTER AE
+ case 'B': return 0x1d2e;
+ case 'D': return 0x1d30;
+ case 'E': return 0x1d31;
+ case 'G': return 0x1d33;
+ case 'H': return 0x1d34;
+ case 'I': return 0x1d35;
+ case 'J': return 0x1d36;
+ case 'K': return 0x1d37;
+ case 'L': return 0x1d38;
+ case 'M': return 0x1d39;
+ case 'N': return 0x1d3a;
+ case 'O': return 0x1d3c;
+ case 'P': return 0x1d3e;
+ case 'R': return 0x1d3f;
+ case 'T': return 0x1d40;
+ case 'U': return 0x1d41;
+ case 'W': return 0x1d42;
+ case 'a': return 0x1d43;
+ case 0x0250: return 0x1d44; // LATIN SMALL LETTER TURNED A
+ case 0x0251: return 0x1d45; // LATIN SMALL LETTER ALPHA
+ case 'b': return 0x1d47;
+ case 'd': return 0x1d48;
+ case 'e': return 0x1d49;
+ case 0x0259: return 0x1d4a; // LATIN SMALL LETTER SCHWA
+ case 0x025b: return 0x1d4b; // LATIN SMALL LETTER OPEN E
+ case 0x1d08: return 0x1d4c; // LATIN SMALL LETTER TURNED OPEN E
+ case 'g': return 0x1d4d;
+ case 0x1d09: return 0x1d4e; // LATIN SMALL LETTER TURNED I
+ case 'k': return 0x1d4f;
+ case 'm': return 0x1d50;
+ case 0x014b: return 0x1d51; // LATIN SMALL LETTER ENG
+ case 'o': return 0x1d52;
+ case 0x0254: return 0x1d53; // LATIN SMALL LETTER OPEN O
+ case 0x1d16: return 0x1d54; // LATIN SMALL LETTER TOP HALF O
+ case 0x1d17: return 0x1d55; // LATIN SMALL LETTER BOTTOM HALF O
+ case 'p': return 0x1d56;
+ case 't': return 0x1d57;
+ case 'u': return 0x1d58;
+ case 0x1d1d: return 0x1d59; // LATIN SMALL LETTER SIDEWAYS U
+ case 0x1d1f: return 0x1d5a; // LATIN SMALL LETTER SIDEWAYS TURNED M
+ case 'v': return 0x1d5b;
+ case 0x03b2: return 0x1d5d; // GREEK SMALL LETTER BETA
+ case 0x03b3: return 0x1d5e; // GREEK SMALL LETTER GAMMA
+ case 0x03b4: return 0x1d5f; // GREEK SMALL LETTER DELTA
+ case 0x03c6: return 0x1d60; // GREEK SMALL LETTER PHI
+ case 0x03c7: return 0x1d61; // GREEK SMALL LETTER CHI
+ }
+ return c;
+}
+
+
+char_type subscript(char_type c)
+{
+ switch (c) {
+ case 'i': return 0x1d62;
+ case 'r': return 0x1d63;
+ case 'u': return 0x1d64;
+ case 'v': return 0x1d65;
+ case 0x03b2: return 0x1d66; // GREEK SMALL LETTER BETA
+ case 0x03b3: return 0x1d67; // GREEK SMALL LETTER GAMMA
+ case 0x03c1: return 0x1d68; // GREEK SMALL LETTER RHO
+ case 0x03c6: return 0x1d69; // GREEK SMALL LETTER PHI
+ case 0x03c7: return 0x1d6a; // GREEK SMALL LETTER CHI
+ case '0': return 0x2080;
+ case '1': return 0x2081;
+ case '2': return 0x2082;
+ case '3': return 0x2083;
+ case '4': return 0x2084;
+ case '5': return 0x2085;
+ case '6': return 0x2086;
+ case '7': return 0x2087;
+ case '8': return 0x2088;
+ case '9': return 0x2089;
+ case '+': return 0x208a;
+ case '-': return 0x208b;
+ case '=': return 0x208c;
+ case '(': return 0x208d;
+ case ')': return 0x208e;
+ case 'a': return 0x2090;
+ case 'e': return 0x2091;
+ case 'o': return 0x2092;
+ case 'x': return 0x2093;
+ case 0x0259: return 0x2093; // LATIN SMALL LETTER SCHWA
+ }
+ return c;
+}
+
+
bool prefixIs(docstring const & a, char_type c)
{
if (a.empty())
bool prefixIs(string const & a, string const & pre)
{
- string::size_type const prelen = pre.length();
- string::size_type const alen = a.length();
-
- if (prelen > alen || a.empty())
- return false;
- else {
-#if defined(STD_STRING_IS_GOOD)
- return a.compare(0, prelen, pre) == 0;
-#else
- return ::strncmp(a.c_str(), pre.c_str(), prelen) == 0;
-#endif
- }
+ size_t const prelen = pre.length();
+ size_t const alen = a.length();
+ return prelen <= alen && !a.empty() && a.compare(0, prelen, pre) == 0;
}
bool prefixIs(docstring const & a, docstring const & pre)
{
- docstring::size_type const prelen = pre.length();
- docstring::size_type const alen = a.length();
-
- if (prelen > alen || a.empty())
- return false;
- else
- return a.compare(0, prelen, pre) == 0;
+ size_t const prelen = pre.length();
+ size_t const alen = a.length();
+ return prelen <= alen && !a.empty() && a.compare(0, prelen, pre) == 0;
}
bool suffixIs(string const & a, char c)
{
- if (a.empty()) return false;
+ if (a.empty())
+ return false;
return a[a.length() - 1] == c;
}
bool suffixIs(string const & a, string const & suf)
{
- string::size_type const suflen = suf.length();
- string::size_type const alen = a.length();
+ size_t const suflen = suf.length();
+ size_t const alen = a.length();
+ return suflen <= alen && a.compare(alen - suflen, suflen, suf) == 0;
+}
- if (suflen > alen) {
- return false;
- } else {
-#if !defined(USE_INCLUDED_STRING) && !defined(STD_STRING_IS_GOOD)
- string tmp(a, alen - suflen);
- return ::strncmp(tmp.c_str(), suf.c_str(), suflen) == 0;
-#else
- return a.compare(alen - suflen, suflen, suf) == 0;
-#endif
- }
+
+bool suffixIs(docstring const & a, docstring const & suf)
+{
+ size_t const suflen = suf.length();
+ size_t const alen = a.length();
+ return suflen <= alen && a.compare(alen - suflen, suflen, suf) == 0;
}
// rewritten to use new string (Lgb)
string const token(string const & a, char delim, int n)
{
- if (a.empty()) return string();
+ if (a.empty())
+ return string();
- string::size_type k = 0;
- string::size_type i = 0;
+ size_t k = 0;
+ size_t i = 0;
// Find delimiter or end of string
- for (; n--;)
+ for (; n--;) {
if ((i = a.find(delim, i)) == string::npos)
break;
else
++i; // step delim
+ }
+
// i is now the n'th delim (or string::npos)
- if (i == string::npos) return string();
+ if (i == string::npos)
+ return string();
+
k = a.find(delim, i);
// k is now the n'th + 1 delim (or string::npos)
docstring const token(docstring const & a, char_type delim, int n)
{
- if (a.empty()) return docstring();
+ if (a.empty())
+ return docstring();
- string::size_type k = 0;
- string::size_type i = 0;
+ size_t k = 0;
+ size_t i = 0;
// Find delimiter or end of string
- for (; n--;)
+ for (; n--;) {
if ((i = a.find(delim, i)) == docstring::npos)
break;
else
++i; // step delim
+ }
+
// i is now the n'th delim (or string::npos)
- if (i == docstring::npos) return docstring();
+ if (i == docstring::npos)
+ return docstring();
+
k = a.find(delim, i);
// k is now the n'th + 1 delim (or string::npos)
int tokenPos(string const & a, char delim, string const & tok)
{
int i = 0;
- string str(a);
+ string str = a;
string tmptok;
while (!str.empty()) {
}
+// this could probably be faster and/or cleaner, but it seems to work (JMarc)
+// rewritten to use new string (Lgb)
+int tokenPos(docstring const & a, char_type delim, docstring const & tok)
+{
+ int i = 0;
+ docstring str = a;
+ docstring tmptok;
+
+ while (!str.empty()) {
+ str = split(str, tmptok, delim);
+ if (tok == tmptok)
+ return i;
+ ++i;
+ }
+ return -1;
+}
+
+
namespace {
/// Substitute all \a oldchar with \a newchar
template<typename Ch> inline
-std::basic_string<Ch> const subst_char(std::basic_string<Ch> const & a,
+basic_string<Ch> const subst_char(basic_string<Ch> const & a,
Ch oldchar, Ch newchar)
{
- typedef std::basic_string<Ch> String;
+ typedef basic_string<Ch> String;
String tmp(a);
typename String::iterator lit = tmp.begin();
typename String::iterator end = tmp.end();
}
+/// Substitute all \a oldchar with \a newchar
+docstring const subst_char(docstring const & a,
+ docstring::value_type oldchar, docstring::value_type newchar)
+{
+ docstring tmp(a);
+ docstring::iterator lit = tmp.begin();
+ docstring::iterator end = tmp.end();
+ for (; lit != end; ++lit)
+ if ((*lit) == oldchar)
+ (*lit) = newchar;
+ return tmp;
+}
+
+
/// substitutes all instances of \a oldstr with \a newstr
template<typename String> inline
String const subst_string(String const & a,
String const & oldstr, String const & newstr)
{
- BOOST_ASSERT(!oldstr.empty());
+ LASSERT(!oldstr.empty(), return a);
String lstr = a;
- typename String::size_type i = 0;
- typename String::size_type const olen = oldstr.length();
+ size_t i = 0;
+ size_t const olen = oldstr.length();
+ 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;
+}
+
+
+docstring const subst_string(docstring const & a,
+ docstring const & oldstr, docstring const & newstr)
+{
+ LASSERT(!oldstr.empty(), return a);
+ docstring lstr = a;
+ size_t i = 0;
+ size_t const olen = oldstr.length();
while ((i = lstr.find(oldstr, i)) != string::npos) {
lstr.replace(i, olen, newstr);
i += newstr.length(); // We need to be sure that we dont
}
+int count_char(string const & str, char chr)
+{
+ int count = 0;
+ string::const_iterator lit = str.begin();
+ string::const_iterator end = str.end();
+ for (; lit != end; ++lit)
+ if ((*lit) == chr)
+ count++;
+ return count;
+}
+
+
+/// Count all occurences of char \a chr inside \a str
+int count_char(docstring const & str, docstring::value_type chr)
+{
+ int count = 0;
+ docstring::const_iterator lit = str.begin();
+ docstring::const_iterator end = str.end();
+ for (; lit != end; ++lit)
+ if ((*lit) == chr)
+ count++;
+ return count;
+}
+
+
+int count_bin_chars(string const & str)
+{
+ QString const qstr = toqstr(str).simplified();
+ int count = 0;
+ QString::const_iterator cit = qstr.begin();
+ QString::const_iterator end = qstr.end();
+ for (; cit != end; ++cit) {
+ switch (cit->category()) {
+ case QChar::Separator_Line:
+ case QChar::Separator_Paragraph:
+ case QChar::Other_Control:
+ case QChar::Other_Format:
+ case QChar::Other_Surrogate:
+ case QChar::Other_PrivateUse:
+ case QChar::Other_NotAssigned:
+ ++count;
+ break;
+ default:
+ break;
+ }
+ }
+ return count;
+}
+
+
docstring const trim(docstring const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
if (a.empty() || !*p)
return a;
- docstring s = lyx::from_ascii(p);
- docstring::size_type r = a.find_last_not_of(s);
- docstring::size_type l = a.find_first_not_of(s);
+ docstring s = from_ascii(p);
+ size_t r = a.find_last_not_of(s);
+ size_t l = a.find_first_not_of(s);
// Is this the minimal test? (lgb)
if (r == docstring::npos && l == docstring::npos)
string const trim(string const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
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);
+ size_t r = a.find_last_not_of(p);
+ size_t l = a.find_first_not_of(p);
// Is this the minimal test? (lgb)
if (r == string::npos && l == string::npos)
string const rtrim(string const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
if (a.empty() || !*p)
return a;
- string::size_type r = a.find_last_not_of(p);
+ size_t r = a.find_last_not_of(p);
// Is this test really needed? (Lgb)
if (r == string::npos)
docstring const rtrim(docstring const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
if (a.empty() || !*p)
return a;
- docstring::size_type r = a.find_last_not_of(from_ascii(p));
+ size_t r = a.find_last_not_of(from_ascii(p));
// Is this test really needed? (Lgb)
if (r == docstring::npos)
string const ltrim(string const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
if (a.empty() || !*p)
return a;
- string::size_type l = a.find_first_not_of(p);
+ size_t l = a.find_first_not_of(p);
if (l == string::npos)
return string();
return a.substr(l, string::npos);
docstring const ltrim(docstring const & a, char const * p)
{
- BOOST_ASSERT(p);
+ LASSERT(p, return a);
if (a.empty() || !*p)
return a;
size_t l = a.find_first_not_of(from_ascii(p));
String const doSplit(String const & a, String & piece, Char delim)
{
String tmp;
- typename String::size_type i = a.find(delim);
+ size_t i = a.find(delim);
if (i == a.length() - 1) {
piece = a.substr(0, i);
} else if (i != String::npos) {
return tmp;
}
+template<typename Char> inline
+docstring const doSplit(docstring const & a, docstring & piece, Char delim)
+{
+ docstring tmp;
+ size_t i = a.find(delim);
+ if (i == a.length() - 1) {
+ piece = a.substr(0, i);
+ } else if (i != docstring::npos) {
+ piece = a.substr(0, i);
+ tmp = a.substr(i + 1);
+ } else if (i == 0) {
+ piece.erase();
+ tmp = a.substr(i + 1);
+ } else {
+ piece = a;
+ }
+ return tmp;
}
+} // anon
+
string const split(string const & a, string & piece, char delim)
{
string const split(string const & a, char delim)
{
string tmp;
- string::size_type i = a.find(delim);
+ size_t i = a.find(delim);
if (i != string::npos) // found delim
tmp = a.substr(i + 1);
return tmp;
string const rsplit(string const & a, string & piece, char delim)
{
string tmp;
- string::size_type i = a.rfind(delim);
+ size_t i = a.rfind(delim);
if (i != string::npos) { // delimiter was found
piece = a.substr(0, i);
tmp = a.substr(i + 1);
}
+docstring const rsplit(docstring const & a, docstring & piece, char_type delim)
+{
+ docstring tmp;
+ size_t i = a.rfind(delim);
+ if (i != string::npos) { // delimiter was found
+ piece = a.substr(0, i);
+ tmp = a.substr(i + 1);
+ } else { // delimiter was not found
+ piece.erase();
+ }
+ return tmp;
+}
+
+
+docstring const rsplit(docstring const & a, char_type delim)
+{
+ docstring tmp;
+ size_t i = a.rfind(delim);
+ if (i != string::npos)
+ tmp = a.substr(i + 1);
+ return tmp;
+}
+
+
docstring const escape(docstring const & lab)
{
char_type hexdigit[16] = { '0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
docstring enc;
- for (docstring::size_type i = 0; i < lab.length(); ++i) {
+ for (size_t i = 0; i < lab.length(); ++i) {
char_type c = lab[i];
- if (c >= 128 || c == '=' || c == '%') {
+ if (c >= 128 || c == '=' || c == '%' || c == '#' || c == '$'
+ || c == '}' || c == '{' || c == ']' || c == '[' || c == '&') {
// Although char_type is a 32 bit type we know that
// UCS4 occupies only 21 bits, so we don't need to
// encode bigger values. Test for 2^24 because we
// can encode that with the 6 hex digits that are
// needed for 21 bits anyway.
- BOOST_ASSERT(c < (1 << 24));
+ LASSERT(c < (1 << 24), continue);
enc += '=';
enc += hexdigit[(c>>20) & 15];
enc += hexdigit[(c>>16) & 15];
}
+namespace {
+
+// this doesn't check whether str is empty, so do that first.
+vector<docstring> wrapToVec(docstring const & str, int ind,
+ size_t const width)
+{
+ docstring s = trim(str);
+ if (s.empty())
+ return vector<docstring>();
+
+ docstring indent;
+ if (ind < 0) {
+ indent.insert(0, -ind, ' ');
+ ind = 0;
+ } else if (ind > 0)
+ s.insert(0, ind, ' ');
+
+ vector<docstring> retval;
+ while (s.size() > width) {
+ // find the last space within the first 'width' chars
+ size_t const i = s.find_last_of(' ', width - 1);
+ if (i == docstring::npos || i <= size_t(ind)) {
+ // no space found
+ s = s.substr(0, width - 3) + "...";
+ break;
+ }
+ retval.push_back(s.substr(0, i));
+ s = indent + s.substr(i);
+ ind = indent.size();
+ }
+ if (!s.empty())
+ retval.push_back(s);
+ return retval;
+}
+
+}
+
+
+docstring wrap(docstring const & str, int const ind, size_t const width)
+{
+ docstring s = trim(str);
+ if (s.empty())
+ return docstring();
+
+ vector<docstring> const svec = wrapToVec(str, ind, width);
+ return getStringFromVector(svec, from_ascii("\n"));
+}
+
+
+docstring wrapParas(docstring const & str, int const indent,
+ size_t const width, size_t const maxlines)
+{
+ docstring const dots = from_ascii("...");
+ if (str.empty())
+ return docstring();
+
+ vector<docstring> const pars = getVectorFromString(str, from_ascii("\n"), true);
+ vector<docstring> retval;
+
+ vector<docstring>::const_iterator it = pars.begin();
+ vector<docstring>::const_iterator const en = pars.end();
+ for (; it != en; ++it) {
+ vector<docstring> tmp = wrapToVec(*it, indent, width);
+ size_t const nlines = tmp.size();
+ if (nlines == 0)
+ continue;
+ size_t const curlines = retval.size();
+ if (maxlines > 0 && curlines + nlines > maxlines) {
+ tmp.resize(maxlines - curlines);
+ docstring last = tmp.back();
+ size_t const lsize = last.size();
+ if (lsize > width - 3) {
+ size_t const i = last.find_last_of(' ', width - 3);
+ if (i == docstring::npos || i <= size_t(indent))
+ // no space found
+ last = last.substr(0, lsize - 3) + dots;
+ else
+ last = last.substr(0, i) + dots;
+ } else
+ last += dots;
+ tmp.pop_back();
+ tmp.push_back(last);
+ }
+ retval.insert(retval.end(), tmp.begin(), tmp.end());
+ if (maxlines > 0 && retval.size() >= maxlines)
+ break;
+ }
+ return getStringFromVector(retval, from_ascii("\n"));
+}
+
+
namespace {
template<typename String> vector<String> const
-getVectorFromStringT(String const & str, String const & delim)
+getVectorFromStringT(String const & str, String const & delim, bool keepempty)
{
// Lars would like this code to go, but for now his replacement (below)
// doesn't fullfil the same function. I have, therefore, reactivated the
if (str.empty())
return vec;
String keys = rtrim(str);
- for(;;) {
- typename String::size_type const idx = keys.find(delim);
+ while (true) {
+ size_t 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())
+ if (!key.empty() || keepempty)
vec.push_back(key);
- typename String::size_type const start = idx + delim.size();
+ size_t const start = idx + delim.size();
keys = keys.substr(start);
}
return vec;
#endif
}
+
+template<typename String> const String
+ getStringFromVector(vector<String> const & vec, String const & delim)
+{
+ String str;
+ typename vector<String>::const_iterator it = vec.begin();
+ typename vector<String>::const_iterator en = vec.end();
+ for (; it != en; ++it) {
+ String item = trim(*it);
+ if (item.empty())
+ continue;
+ if (!str.empty())
+ str += delim;
+ str += item;
+ }
+ return str;
}
+} // namespace anon
+
vector<string> const getVectorFromString(string const & str,
- string const & delim)
+ string const & delim,
+ bool keepempty)
{
- return getVectorFromStringT<string>(str, delim);
+ return getVectorFromStringT<string>(str, delim, keepempty);
}
vector<docstring> const getVectorFromString(docstring const & str,
- docstring const & delim)
+ docstring const & delim,
+ bool keepempty)
{
- return getVectorFromStringT<docstring>(str, delim);
+ return getVectorFromStringT<docstring>(str, delim, keepempty);
}
-// 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;
+ return getStringFromVector<string>(vec, delim);
+}
+
+
+docstring const getStringFromVector(vector<docstring> const & vec,
+ docstring const & delim)
+{
+ return getStringFromVector<docstring>(vec, delim);
}
}
-docstring const externalLineEnding(docstring const & str)
-{
-#if defined(__APPLE__)
- // The MAC clipboard uses \r for lineendings, and we use \n
- return subst(str, '\n', '\r');
-#elif defined (_WIN32) || (defined (__CYGWIN__) && defined (X_DISPLAY_MISSING))
- // Windows clipboard uses \r\n for lineendings, and we use \n
- return subst(str, lyx::from_ascii("\n"), lyx::from_ascii("\r\n"));
-#else
- return str;
-#endif
-}
-
-
-docstring const internalLineEnding(docstring const & str)
-{
- docstring const s = subst(str,
- lyx::from_ascii("\r\n"), lyx::from_ascii("\n"));
- return subst(s, '\r', '\n');
-}
-
-
-#ifndef I_AM_NOT_AFRAID_OF_HEADER_LIBRARIES
-#if USE_BOOST_FORMAT
-
template<>
docstring bformat(docstring const & fmt, int arg1)
{
- return (boost::basic_format<char_type>(fmt) % arg1).str();
+ LATTEST(contains(fmt, from_ascii("%1$d")));
+ docstring const str = subst(fmt, from_ascii("%1$d"), convert<docstring>(arg1));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, long arg1)
{
- return (boost::basic_format<char_type>(fmt) % arg1).str();
+ LATTEST(contains(fmt, from_ascii("%1$d")));
+ docstring const str = subst(fmt, from_ascii("%1$d"), convert<docstring>(arg1));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, unsigned int arg1)
{
- return (boost::basic_format<char_type>(fmt) % arg1).str();
+ LATTEST(contains(fmt, from_ascii("%1$d")));
+ docstring const str = subst(fmt, from_ascii("%1$d"), convert<docstring>(arg1));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
-docstring bformat<docstring>(docstring const & fmt, docstring arg1)
+docstring bformat(docstring const & fmt, docstring arg1)
{
- return (boost::basic_format<char_type>(fmt) % arg1).str();
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ docstring const str = subst(fmt, from_ascii("%1$s"), arg1);
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, char * arg1)
{
- return (boost::basic_format<char_type>(fmt) % arg1).str();
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, int arg1, int arg2)
-{
- return (boost::basic_format<char_type>(fmt) % arg1 % arg2).str();
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ docstring const str = subst(fmt, from_ascii("%1$s"), from_ascii(arg1));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, docstring arg1, docstring arg2)
{
- return (boost::basic_format<char_type>(fmt) % arg1 % arg2).str();
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, char const * arg1, docstring arg2)
-{
- return (boost::basic_format<char_type>(fmt) % arg1 % arg2).str();
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, docstring arg1, docstring arg2, docstring arg3)
-{
- return (boost::basic_format<char_type>(fmt) % arg1 % arg2 % arg3).str();
-}
-
-
-template<>
-docstring bformat(docstring const & fmt,
- docstring arg1, docstring arg2, docstring arg3, docstring arg4)
-{
- return (boost::basic_format<char_type>(fmt) % arg1 % arg2 % arg3 % arg4).str();
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ LATTEST(contains(fmt, from_ascii("%2$s")));
+ docstring str = subst(fmt, from_ascii("%1$s"), arg1);
+ str = subst(str, from_ascii("%2$s"), arg2);
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
-#else
template<>
-docstring bformat(docstring const & fmt, int arg1)
+docstring bformat(docstring const & fmt, docstring arg1, int arg2)
{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$d")));
- docstring const str = subst(fmt, lyx::from_ascii("%1$d"), convert<docstring>(arg1));
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, long arg1)
-{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$d")));
- docstring const str = subst(fmt, lyx::from_ascii("%1$d"), convert<docstring>(arg1));
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, unsigned int arg1)
-{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$d")));
- docstring const str = subst(fmt, lyx::from_ascii("%1$d"), convert<docstring>(arg1));
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, docstring arg1)
-{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- docstring const str = subst(fmt, lyx::from_ascii("%1$s"), arg1);
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, char * arg1)
-{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- docstring const str = subst(fmt, lyx::from_ascii("%1$s"), lyx::from_ascii(arg1));
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
-}
-
-
-template<>
-docstring bformat(docstring const & fmt, docstring arg1, docstring arg2)
-{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%2$s")));
- docstring str = subst(fmt, lyx::from_ascii("%1$s"), arg1);
- str = subst(str, lyx::from_ascii("%2$s"), arg2);
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ LATTEST(contains(fmt, from_ascii("%2$d")));
+ docstring str = subst(fmt, from_ascii("%1$s"), arg1);
+ str = subst(str, from_ascii("%2$d"), convert<docstring>(arg2));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, char const * arg1, docstring arg2)
{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%2$s")));
- docstring str = subst(fmt, lyx::from_ascii("%1$s"), lyx::from_ascii(arg1));
- str = subst(fmt, lyx::from_ascii("%2$s"), arg2);
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ LATTEST(contains(fmt, from_ascii("%2$s")));
+ docstring str = subst(fmt, from_ascii("%1$s"), from_ascii(arg1));
+ str = subst(str, from_ascii("%2$s"), arg2);
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, int arg1, int arg2)
{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$d")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%2$d")));
- docstring str = subst(fmt, lyx::from_ascii("%1$d"), convert<docstring>(arg1));
- str = subst(str, lyx::from_ascii("%2$d"), convert<docstring>(arg2));
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
+ LATTEST(contains(fmt, from_ascii("%1$d")));
+ LATTEST(contains(fmt, from_ascii("%2$d")));
+ docstring str = subst(fmt, from_ascii("%1$d"), convert<docstring>(arg1));
+ str = subst(str, from_ascii("%2$d"), convert<docstring>(arg2));
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
template<>
docstring bformat(docstring const & fmt, docstring arg1, docstring arg2, docstring arg3)
{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%2$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%3$s")));
- docstring str = subst(fmt, lyx::from_ascii("%1$s"), arg1);
- str = subst(str, lyx::from_ascii("%2$s"), arg2);
- str = subst(str, lyx::from_ascii("%3$s"), arg3);
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ LATTEST(contains(fmt, from_ascii("%2$s")));
+ LATTEST(contains(fmt, from_ascii("%3$s")));
+ docstring str = subst(fmt, from_ascii("%1$s"), arg1);
+ str = subst(str, from_ascii("%2$s"), arg2);
+ str = subst(str, from_ascii("%3$s"), arg3);
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
docstring bformat(docstring const & fmt,
docstring arg1, docstring arg2, docstring arg3, docstring arg4)
{
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%1$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%2$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%3$s")));
- BOOST_ASSERT(contains(fmt, lyx::from_ascii("%4$s")));
- docstring str = subst(fmt, lyx::from_ascii("%1$s"), arg1);
- str = subst(str, lyx::from_ascii("%2$s"), arg2);
- str = subst(str, lyx::from_ascii("%3$s"), arg3);
- str = subst(str, lyx::from_ascii("%4$s"), arg4);
- return subst(str, lyx::from_ascii("%%"), lyx::from_ascii("%"));
+ LATTEST(contains(fmt, from_ascii("%1$s")));
+ LATTEST(contains(fmt, from_ascii("%2$s")));
+ LATTEST(contains(fmt, from_ascii("%3$s")));
+ LATTEST(contains(fmt, from_ascii("%4$s")));
+ docstring str = subst(fmt, from_ascii("%1$s"), arg1);
+ str = subst(str, from_ascii("%2$s"), arg2);
+ str = subst(str, from_ascii("%3$s"), arg3);
+ str = subst(str, from_ascii("%4$s"), arg4);
+ return subst(str, from_ascii("%%"), from_ascii("%"));
}
-#endif
-#endif
-
} // namespace support
} // namespace lyx