#include "tcli.h"
#include "tconvert.h"
#include <ctype.h>
using namespace std;
using namespace TCli;
//=========================================================
//
// Release
//
//---------------------------------------------------------
namespace
{
//---------------------------------------------------------
void printToonzRelease(ostream &out)
{
out << "Toonz 7.1" << endl;
}
//---------------------------------------------------------
void printLibRelease(ostream &out)
{
out << "Tnzcore 1.0 - " __DATE__ << endl;
}
//---------------------------------------------------------
} //namespace
//=========================================================
//
// local UsageError
//
//---------------------------------------------------------
//=========================================================
//
// local UsageElements
//
//---------------------------------------------------------
class SpecialUsageElement : public UsageElement
{
public:
SpecialUsageElement(string name) : UsageElement(name, " "){};
void dumpValue(ostream &) const {};
void resetValue(){};
};
//---------------------------------------------------------
static SpecialUsageElement bra("[");
static SpecialUsageElement ket("]");
static Switcher help("-help", "Print this help page");
static Switcher release("-release", "Print the current Toonz version");
static Switcher libRelease("-librelease", "");
// hidden: print the lib version
//=========================================================
//
// helper function
//
//---------------------------------------------------------
namespace
{
//---------------------------------------------------------
void fetchElement(int index, int &argc, char *argv[])
{
if (index >= argc)
throw UsageError("missing argument");
for (int i = index; i < argc - 1; i++)
argv[i] = argv[i + 1];
argc--;
}
//---------------------------------------------------------
void fetchElement(int &dst, int index, int &argc, char *argv[])
{
string s = argv[index];
if (isInt(s))
dst = toInt(s);
else
throw UsageError("expected int");
fetchElement(index, argc, argv);
}
//---------------------------------------------------------
void fetchElement(string &dst, int index, int &argc, char *argv[])
{
char *s = argv[index];
fetchElement(index, argc, argv);
if (*s == '-')
throw UsageError("expected argument");
dst = string(s);
}
//---------------------------------------------------------
} //namespace
//=========================================================
//
// UsageElement
//
//---------------------------------------------------------
UsageElement::UsageElement(string name, string help)
: m_name(name), m_help(help), m_selected(false)
{
}
//---------------------------------------------------------
void UsageElement::print(ostream &out) const
{
out << m_name;
}
//---------------------------------------------------------
void UsageElement::printHelpLine(ostream &out) const
{
out << " " << m_name << endl;
out << " " << m_help << endl;
}
//=========================================================
//
// Qualifier
//
//---------------------------------------------------------
void Qualifier::print(ostream &out) const
{
if (isSwitcher())
out << m_name;
else
out << "[ " << m_name << " ]";
}
//---------------------------------------------------------
void SimpleQualifier::fetch(int index, int &argc, char *argv[])
{
fetchElement(index, argc, argv);
}
//---------------------------------------------------------
void SimpleQualifier::dumpValue(ostream &out) const
{
out << m_name << " = " << (isSelected() ? "on" : "off") << endl;
}
//---------------------------------------------------------
void SimpleQualifier::resetValue()
{
m_selected = false;
}
//=========================================================
//
// Argument & MultiArgument
//
//---------------------------------------------------------
void Argument::fetch(int index, int &argc, char *argv[])
{
if (index >= argc)
throw UsageError("missing argument");
if (!assign(argv[index]))
throw UsageError(string("bad argument type :") + argv[index]);
for (int i = index; i < argc - 1; i++)
argv[i] = argv[i + 1];
argc--;
}
//---------------------------------------------------------
void MultiArgument::fetch(int index, int &argc, char *argv[])
{
if (index >= argc)
throw UsageError("missing argument(s)");
allocate(argc - index);
for (m_index = 0; m_index < m_count; m_index++)
if (!assign(argv[index + m_index]))
throw UsageError(string("bad argument type :") + argv[index + m_index]);
argc -= m_count;
}
//=========================================================
//
// UsageLine<T>
//
//---------------------------------------------------------
UsageLine::UsageLine()
: m_elements(0), m_count(0)
{
}
//---------------------------------------------------------
UsageLine::~UsageLine()
{
if (m_elements) {
delete[] m_elements;
}
}
//---------------------------------------------------------
UsageLine::UsageLine(const UsageLine &src)
{
m_count = src.m_count;
m_elements = new UsageElementPtr[m_count];
::memcpy(m_elements, src.m_elements, m_count * sizeof(m_elements[0]));
}
//---------------------------------------------------------
UsageLine &UsageLine::operator=(const UsageLine &src)
{
if (src.m_elements != m_elements) {
delete[] m_elements;
m_elements = new UsageElementPtr[src.m_count];
::memcpy(m_elements, src.m_elements, src.m_count * sizeof(m_elements[0]));
}
m_count = src.m_count;
return *this;
}
//---------------------------------------------------------
UsageLine::UsageLine(const UsageLine &src, UsageElement &elem)
{
m_count = src.m_count;
m_elements = new UsageElementPtr[m_count + 1];
::memcpy(m_elements, src.m_elements, m_count * sizeof(m_elements[0]));
m_elements[m_count++] = &elem;
}
//---------------------------------------------------------
UsageLine::UsageLine(int count)
{
m_count = count;
m_elements = new UsageElementPtr[m_count];
::memset(m_elements, 0, m_count * sizeof(m_elements[0]));
}
//---------------------------------------------------------
UsageLine::UsageLine(UsageElement &elem)
{
m_count = 1;
m_elements = new UsageElementPtr[m_count];
m_elements[0] = &elem;
}
//---------------------------------------------------------
UsageLine::UsageLine(UsageElement &a, UsageElement &b)
{
m_count = 2;
m_elements = new UsageElementPtr[m_count];
m_elements[0] = &a;
m_elements[1] = &b;
}
//---------------------------------------------------------
UsageLine TCli::UsageLine::operator+(UsageElement &elem)
{
return UsageLine(*this, elem);
}
//---------------------------------------------------------
UsageLine TCli::operator+(UsageElement &a, UsageElement &b)
{
return UsageLine(a, b);
}
//---------------------------------------------------------
UsageLine TCli::operator+(const UsageLine &a, const Optional &b)
{
UsageLine ul(a.getCount() + b.getCount());
int i;
for (i = 0; i < a.getCount(); i++)
ul[i] = a[i];
for (int j = 0; j < b.getCount(); j++)
ul[i++] = b[j];
return ul;
}
//=========================================================
Optional::Optional(const UsageLine &ul)
: UsageLine(ul.getCount() + 2)
{
m_elements[0] = &bra;
m_elements[m_count - 1] = &ket;
for (int i = 0; i < ul.getCount(); i++)
m_elements[i + 1] = ul[i];
}
//=========================================================
//
// UsageImp
//
//---------------------------------------------------------
class TCli::UsageImp
{
string m_progName;
vector<UsageLine> m_usageLines;
std::map<string, Qualifier *> m_qtable;
vector<Qualifier *> m_qlist;
vector<Argument *> m_args;
typedef std::map<string, Qualifier *>::iterator qiterator;
typedef std::map<string, Qualifier *>::const_iterator const_qiterator;
UsageLine *m_selectedUsageLine;
public:
UsageImp(string progName);
~UsageImp(){};
void add(const UsageLine &);
void addStandardUsages();
void registerQualifier(Qualifier *q);
void registerQualifier(string name, Qualifier *q);
void registerArgument(Argument *arg);
void printUsageLine(ostream &out, const UsageLine &ul) const;
void printUsageLines(ostream &out) const;
void print(ostream &out) const;
void resetValues();
void clear();
void parse(int argc, char *argv[]);
void fetchArguments(
UsageLine &ul, int a, int b,
int &argc, char *argv[]);
bool matchSwitcher(const UsageLine &ul) const;
bool hasSwitcher(const UsageLine &ul) const;
bool matchArgCount(const UsageLine &ul, int a, int b, int argc) const;
void dumpValues(ostream &out) const;
void getArgCountRange(const UsageLine &ul, int a, int b,
int &min, int &max) const;
static const int InfiniteArgCount;
};
//---------------------------------------------------------
const int UsageImp::InfiniteArgCount = 2048;
//---------------------------------------------------------
UsageImp::UsageImp(string progName)
: m_progName(progName), m_selectedUsageLine(0)
{
addStandardUsages();
}
//---------------------------------------------------------
void UsageImp::addStandardUsages()
{
add(help);
add(release);
add(libRelease);
}
//---------------------------------------------------------
void UsageImp::clear()
{
m_usageLines.clear();
m_qtable.clear();
m_qlist.clear();
m_args.clear();
m_selectedUsageLine = 0;
addStandardUsages();
}
//---------------------------------------------------------
void UsageImp::registerArgument(Argument *arg)
{
unsigned int i;
for (i = 0; i < m_args.size() && m_args[i] != arg; i++) {
}
if (i == m_args.size())
m_args.push_back(arg);
}
//---------------------------------------------------------
void UsageImp::registerQualifier(string name, Qualifier *q)
{
m_qtable[name] = q;
unsigned int i;
for (i = 0; i < m_qlist.size() && m_qlist[i] != q; i++) {
}
if (i == m_qlist.size())
m_qlist.push_back(q);
}
//---------------------------------------------------------
void UsageImp::registerQualifier(Qualifier *q)
{
string str = q->getName();
const char *s0 = str.c_str();
while (*s0 == ' ')
s0++;
const char *s = s0;
for (;;) {
if (*s != '-') {
assert(!"Qualifier name must start with '-'");
}
do
s++;
while (isalnum(*s));
if (s == s0 + 1) {
assert(!"Empty qualifier name");
}
string name(s0, s - s0);
registerQualifier(name, q);
while (*s == ' ')
s++;
// ignoro gli eventuali parametri
while (isalnum(*s)) {
while (isalnum(*s))
s++;
while (*s == ' ')
s++;
}
if (*s != '|')
break;
s++;
while (*s == ' ')
s++;
s0 = s;
}
if (*s != '\0') {
assert(!"Unexpected character");
}
}
//---------------------------------------------------------
void UsageImp::add(const UsageLine &ul)
{
m_usageLines.push_back(ul);
for (int i = 0; i < ul.getCount(); i++) {
Qualifier *q = dynamic_cast<Qualifier *>(ul[i]);
if (q)
registerQualifier(q);
Argument *a = dynamic_cast<Argument *>(ul[i]);
if (a)
registerArgument(a);
}
}
//---------------------------------------------------------
void UsageImp::printUsageLine(ostream &out, const UsageLine &ul) const
{
out << m_progName;
for (int j = 0; j < ul.getCount(); j++)
if (!ul[j]->isHidden()) {
out << " ";
ul[j]->print(out);
}
out << endl;
}
//---------------------------------------------------------
void UsageImp::printUsageLines(ostream &out) const
{
bool first = true;
for (unsigned int i = 0; i < m_usageLines.size(); i++) {
const UsageLine &ul = m_usageLines[i];
int j;
for (j = 0; j < ul.getCount(); j++)
if (!ul[j]->isHidden())
break;
if (j == ul.getCount())
continue;
out << (first ? "usage: " : " ");
printUsageLine(out, ul);
first = false;
}
out << endl;
}
//---------------------------------------------------------
void UsageImp::print(ostream &out) const
{
printUsageLines(out);
out << endl;
unsigned int i;
for (i = 0; i < m_qlist.size(); i++)
if (!m_qlist[i]->isHidden())
m_qlist[i]->printHelpLine(out);
for (i = 0; i < m_args.size(); i++)
m_args[i]->printHelpLine(out);
out << endl;
}
//---------------------------------------------------------
void UsageImp::parse(int argc, char *argv[])
{
resetValues();
if (argc == 0 || argv[0] == 0)
throw UsageError("missing program name");
m_progName = string(argv[0]);
unsigned int i;
for (i = 1; i < (unsigned int)argc;)
if (argv[i][0] == '-') {
string qname(argv[i]);
qiterator qit = m_qtable.find(qname);
if (qit == m_qtable.end()) {
string msg = "unknown qualifier '" + qname + "'";
throw UsageError(msg);
}
Qualifier *qualifier = qit->second;
qualifier->fetch(i, argc, argv);
qualifier->select();
} else
i++;
vector<UsageLine *> usages;
for (i = 0; i < m_usageLines.size(); i++)
if (hasSwitcher(m_usageLines[i]) &&
matchSwitcher(m_usageLines[i]))
usages.push_back(&m_usageLines[i]);
if (usages.empty())
for (i = 0; i < m_usageLines.size(); i++)
if (!hasSwitcher(m_usageLines[i]))
usages.push_back(&m_usageLines[i]);
if (usages.size() == 0)
throw UsageError("unrecognized syntax");
if (usages.size() > 1) {
int min = InfiniteArgCount;
int max = 0;
std::vector<UsageLine *>::iterator it;
for (it = usages.begin(); it != usages.end();) {
UsageLine &ul = **it;
int lmin, lmax;
getArgCountRange(ul, 0, ul.getCount() - 1, lmin, lmax);
min = tmin(min, lmin);
max = tmax(max, lmax);
if (matchArgCount(ul, 0, ul.getCount() - 1, argc - 1) == false)
it = usages.erase(it);
else
it++;
}
if (usages.size() == 0) {
if (argc - 1 < min)
throw UsageError("missing argument(s)");
else if (argc - 1 > max)
throw UsageError("too many arguments");
else
throw UsageError("bad argument number");
} else if (usages.size() > 1)
throw UsageError("ambiguous syntax");
}
if (usages.size() == 1) {
UsageLine *found = usages[0];
if (found->getCount() > 0)
fetchArguments(*found, 0, found->getCount() - 1, argc, argv);
if (argc > 1)
throw UsageError("too many arguments");
m_selectedUsageLine = found;
}
}
//---------------------------------------------------------
void UsageImp::fetchArguments(
UsageLine &ul,
int a, int b, int &argc, char *argv[])
{
assert(0 <= a && a <= b && b < ul.getCount());
int i;
for (i = a; i <= b; i++) {
if (ul[i] == &bra || ul[i]->isMultiArgument())
break;
if (ul[i]->isArgument()) {
Argument *argument = dynamic_cast<Argument *>(ul[i]);
assert(argument);
argument->fetch(1, argc, argv);
argument->select();
}
}
if (i > b) {
} else if (ul[i] == &bra) {
int n = 0;
int j;
for (j = b; j > i && ul[j] != &ket; j--)
if (ul[j]->isArgument())
n++;
assert(j > i + 1);
if (argc - 1 > n)
fetchArguments(ul, i + 1, j - 1, argc, argv);
if (j + 1 <= b)
fetchArguments(ul, j + 1, b, argc, argv);
} else if (ul[i]->isMultiArgument()) {
MultiArgument *argument = dynamic_cast<MultiArgument *>(ul[i]);
assert(argument);
int n = 0;
for (int j = i + 1; j <= b; j++)
if (ul[j]->isArgument())
n++;
int oldArgc = argc;
argc -= n;
argument->fetch(1, argc, argv);
argument->select();
argc += n;
if (n > 0) {
if (argc < oldArgc)
for (int j = n; j > 0; j--)
argv[argc - j] = argv[oldArgc - j];
fetchArguments(ul, i + 1, b, argc, argv);
}
}
}
//---------------------------------------------------------
bool UsageImp::matchSwitcher(const UsageLine &ul) const
{
for (int i = 0; i < ul.getCount(); i++)
if (ul[i]->isSwitcher() &&
!ul[i]->isSelected())
return false;
return true;
}
//---------------------------------------------------------
bool UsageImp::hasSwitcher(const UsageLine &ul) const
{
for (int i = 0; i < ul.getCount(); i++)
if (ul[i]->isSwitcher())
return true;
return false;
}
//---------------------------------------------------------
bool UsageImp::matchArgCount(const UsageLine &ul,
int a, int b, int argc) const
{
int n = 0;
int i;
for (i = a; i <= b; i++) {
if (ul[i] == &bra || ul[i]->isMultiArgument())
break;
if (ul[i]->isArgument())
n++;
}
if (i > b)
return argc == n;
else if (ul[i] == &bra) {
int j;
for (j = b; j > i && ul[j] != &ket; j--)
if (ul[j]->isArgument())
n++;
assert(j > i + 1);
if (n == argc)
return true;
else if (n > argc)
return false;
else
return matchArgCount(ul, i + 1, j - 1, argc - n);
} else {
assert(ul[i]->isMultiArgument());
n++;
for (i++; i <= b; i++)
if (ul[i]->isArgument())
n++;
return argc >= n;
}
}
//---------------------------------------------------------
void UsageImp::getArgCountRange(const UsageLine &ul, int a, int b,
int &min, int &max) const
{
min = max = 0;
int n = 0;
int i;
for (i = a; i <= b; i++) {
if (ul[i] == &bra || ul[i]->isMultiArgument())
break;
if (ul[i]->isArgument())
n++;
}
if (i > b) {
min = max = n;
return;
} else if (ul[i] == &bra) {
int j;
for (j = b; j > i && ul[j] != &ket; j--)
if (ul[j]->isArgument())
n++;
assert(j > i + 1);
min = max = n;
int lmin, lmax;
getArgCountRange(ul, i + 1, j - 1, lmin, lmax);
if (lmax == InfiniteArgCount)
max = InfiniteArgCount;
else
max += lmax;
} else {
assert(ul[i]->isMultiArgument());
n++;
for (i++; i <= b; i++)
if (ul[i]->isArgument())
n++;
min = n;
max = InfiniteArgCount;
}
}
//---------------------------------------------------------
void UsageImp::dumpValues(ostream &out) const
{
if (m_selectedUsageLine == 0)
return;
cout << "selected usage: ";
printUsageLine(out, *m_selectedUsageLine);
unsigned int i;
for (i = 0; i < m_qlist.size(); i++)
m_qlist[i]->dumpValue(out);
for (i = 0; i < m_args.size(); i++)
m_args[i]->dumpValue(out);
out << endl
<< endl;
}
//---------------------------------------------------------
void UsageImp::resetValues()
{
unsigned int i;
for (i = 0; i < m_qlist.size(); i++)
m_qlist[i]->resetValue();
for (i = 0; i < m_args.size(); i++)
m_args[i]->resetValue();
}
//=========================================================
//
// Usage
//
//---------------------------------------------------------
Usage::Usage(string progName)
{
m_imp = new UsageImp(progName);
}
Usage::~Usage()
{
delete m_imp;
}
void Usage::add(const UsageLine &ul)
{
m_imp->add(ul);
}
void Usage::print(ostream &out) const
{
m_imp->print(out);
}
void Usage::dumpValues(ostream &out) const
{
m_imp->dumpValues(out);
}
void Usage::clear()
{
m_imp->clear();
}
bool Usage::parse(const char *argvString, ostream &err)
{
string s = string(argvString);
std::vector<char *> argv;
int len = s.size();
for (int i = 0; i < len;) {
while (s[i] == ' ' || s[i] == '\t')
i++;
if (i < len)
argv.push_back(&s[i]);
while (i < len && !(s[i] == ' ' || s[i] == '\t'))
i++;
if (i < len)
s[i++] = '\0';
}
return parse(argv.size(), &argv[0], err);
}
bool Usage::parse(int argc, char *argv[], ostream &err)
{
try {
m_imp->parse(argc, argv);
if (help) {
print(err);
return false;
}
if (release) {
printToonzRelease(err);
return false;
}
if (libRelease) {
printLibRelease(err);
return false;
}
return true;
} catch (UsageError e) {
err << "Usage error: " << e.getError() << endl;
m_imp->printUsageLines(err);
return false;
}
}
//=========================================================
//
// RangeQualifier
//
//---------------------------------------------------------
RangeQualifier::RangeQualifier()
: Qualifier("-range from to | -frame fr",
"frame range"),
m_from(0), m_to(-1)
{
}
//---------------------------------------------------------
void RangeQualifier::fetch(int index, int &argc, char *argv[])
{
assert(index < argc);
string qname(argv[index]);
fetchElement(index, argc, argv);
if (qname == "-range") {
fetchElement(m_from, index, argc, argv);
fetchElement(m_to, index, argc, argv);
} else if (qname == "-frame") {
fetchElement(m_from, index, argc, argv);
m_to = m_from;
} else {
assert(0);
}
}
ostream &operator<<(ostream &out, const RangeQualifier &range)
{
return out << "[" << range.getFrom() << ", " << range.getTo() << "]";
}
//---------------------------------------------------------
void RangeQualifier::dumpValue(ostream &out) const
{
out << m_name << " = ";
if (m_from <= m_to)
out << m_from << ", " << m_to;
else
out << "undefined";
out << endl;
}
//---------------------------------------------------------
void RangeQualifier::resetValue()
{
m_from = 0;
m_to = -1;
m_selected = false;
}