Files
poco/WebWidgets/src/Template.cpp
Peter Schojer 4863638cbb linux fixes
2008-11-06 11:46:05 +00:00

502 lines
13 KiB
C++

//
// Template.cpp
//
// $Id: //poco/Main/WebWidgets/src/Template.cpp#2 $
//
// Library: WebWidgets
// Package: Templates
// Module: Template
//
// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#include "Poco/WebWidgets/Template.h"
#include <cctype>
namespace Poco {
namespace WebWidgets {
Template::Template(const std::string& templateStr):
View(typeid(Template)),
_templateStr(templateStr),
_maxWildCard(0),
_values()
{
_maxWildCard = detectMaxWildCard();
_values.resize(_maxWildCard);
}
Template::Template(const std::string& templateStr, const std::vector<Poco::Any>& values):
View(typeid(Template)),
_templateStr(templateStr),
_maxWildCard(values.size()),
_values()
{
poco_assert (values.size() == detectMaxWildCard());
_values.resize(_maxWildCard);
for (std::size_t i = 0; i < values.size(); ++i)
bind(i, values[i]);
}
Template::Template(const std::string& templateStr, const std::type_info& type):
View(type),
_templateStr(templateStr),
_values()
{
_maxWildCard = detectMaxWildCard();
_values.resize(_maxWildCard);
}
Template::~Template()
{
}
std::size_t Template::detectMaxWildCard() const
{
// search for strings %num, take care of %%!
bool inPercent = false;
std::size_t maxVal(0);
std::size_t curVal(0);
std::size_t cnt(0);
for (std::size_t i = 0; i < _templateStr.size(); ++i)
{
char c = _templateStr[i];
if (inPercent)
{
if (c == '%')
{
if (cnt == 0) { // %%
inPercent = false;
curVal = 0;
}
else
{
// we read %123%
if (curVal+1 > maxVal)
maxVal = curVal+1;
// we remain within inPercent
curVal = 0;
cnt = 0;
}
}
else if(isdigit(c))
{
curVal*=10;
curVal += (c-'0');
++cnt;
}
else
{
inPercent = false;
if (curVal+1 > maxVal)
maxVal = curVal+1;
// we remain within inPercent
curVal = 0;
cnt = 0;
}
}
else
{
if (c == '%')
{
inPercent = true;
curVal = 0;
cnt = 0;
}
}
}
return maxVal;
}
void Template::parse(const RenderContext& ctx, std::ostream& out) const
{
bool inPercent = false;
std::size_t curVal(0);
std::size_t cnt(0);
for (std::size_t i = 0; i < _templateStr.size(); ++i)
{
char c = _templateStr[i];
if (inPercent)
{
if (c == '%')
{
if (cnt == 0) { // %%
inPercent = false;
curVal = 0;
out << "%";
}
else
{
// we read %123%
const Poco::Any& val = _values[curVal];
write(ctx, out, val);
// we remain within inPercent
curVal = 0;
cnt = 0;
}
}
else if(isdigit(c))
{
curVal*=10;
curVal += (c-'0');
++cnt;
}
else
{
// we read neither percent nor number
inPercent = false;
if (cnt > 0)
write(ctx, out, _values[curVal]);
else
out << "%";
out.put(c);
curVal = 0;
cnt = 0;
}
}
else
{
if (c == '%')
{
inPercent = true;
curVal = 0;
cnt = 0;
}
else
out.put(c);
}
}
}
void Template::bind(std::size_t num, int val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, float val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, double val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, char val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, bool val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, const std::string& val)
{
_values[num] = val;
}
void Template::bind(std::size_t num, const char* pVal)
{
std::string val(pVal);
bind(num, val);
}
void Template::bind(std::size_t num, Renderable* pVal)
{
poco_check_ptr (pVal);
_values[num] = pVal;
}
void Template::bind(std::size_t num, const Any& val)
{
const std::type_info& type = val.type();
if (type == typeid(Renderable*))
{
Any cpy = val;
Renderable* pRend = AnyCast<Renderable*>(cpy);
if (pRend)
bind(num, pRend);
}
else if (type == typeid(Renderable::Ptr))
{
Any cpy = val;
Renderable::Ptr pRend = AnyCast<Renderable::Ptr>(cpy);
if (pRend)
bindPtr(num, pRend);
}
else if (type == typeid(std::string))
bind(num, RefAnyCast<std::string>(val));
else if (type == typeid(const char*))
bind(num, RefAnyCast<const char*>(val));
else if (type == typeid(int))
bind(num, AnyCast<int>(val));
else if (type == typeid(float))
bind(num, AnyCast<float>(val));
else if (type == typeid(double))
bind(num, AnyCast<double>(val));
else if (type == typeid(bool))
bind(num, AnyCast<bool>(val));
else if (type == typeid(std::vector<Poco::Any>))
bind(num, RefAnyCast<std::vector<Poco::Any> >(val));
else if (type == typeid(Poco::AutoPtr<Renderable>))
bindPtr(num, RefAnyCast<Poco::AutoPtr<Renderable> >(val));
else if (type == typeid(Poco::AutoPtr<Getter>))
bindPtr(num, RefAnyCast<Poco::AutoPtr<Getter> >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Poco::Any> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<Poco::Any> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<float> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<float> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<double> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<double> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<char> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<char> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<bool> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<bool> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Renderable::Ptr> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<Renderable::Ptr> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<std::string> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<std::string> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Getter::Ptr> >))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::vector<Getter::Ptr> > >(val));
else if (type == typeid(Poco::SharedPtr<int>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<int> >(val));
else if (type == typeid(Poco::SharedPtr<float>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<float> >(val));
else if (type == typeid(Poco::SharedPtr<double>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<double> >(val));
else if (type == typeid(Poco::SharedPtr<char>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<char> >(val));
else if (type == typeid(Poco::SharedPtr<bool>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<bool> >(val));
else if (type == typeid(Poco::SharedPtr<std::string>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<std::string> >(val));
else if (type == typeid(Poco::SharedPtr<Poco::Any>))
bindPtr(num, RefAnyCast<Poco::SharedPtr<Poco::Any> >(val));
else /* if (type == typeid(char)) */
bind(num, AnyCast<char>(val));
}
void Template::write(const RenderContext& ctx, std::ostream& out, const Any& val) const
{
if (val.empty())
return;
const std::type_info& type = val.type();
if (type == typeid(Renderable*))
{
Any cpy = val;
Renderable* pRend = AnyCast<Renderable*>(cpy);
if (pRend)
pRend->renderHead(ctx, out);
}
else if (type == typeid(Renderable::Ptr))
{
Any cpy = val;
Renderable::Ptr pRend = AnyCast<Renderable::Ptr>(cpy);
if (pRend)
pRend->renderHead(ctx, out);
}
else if (type == typeid(std::string))
out << RefAnyCast<std::string>(val);
else if (type == typeid(int))
out << AnyCast<int>(val);
else if (type == typeid(float))
out << AnyCast<float>(val);
else if (type == typeid(double))
out << AnyCast<double>(val);
else if (type == typeid(bool))
out << (AnyCast<bool>(val)?"true":"false");
else if (type == typeid(SharedPtr<std::string>))
out << *AnyCast<SharedPtr<std::string> >(val);
else if (type == typeid(SharedPtr<int>))
out << *AnyCast<SharedPtr<int> >(val);
else if (type == typeid(SharedPtr<float>))
out << *AnyCast<SharedPtr<float> >(val);
else if (type == typeid(SharedPtr<double>))
out << *AnyCast<SharedPtr<double> >(val);
else if (type == typeid(SharedPtr<bool>))
out << (*AnyCast<SharedPtr<bool> >(val)?"true":"false");
else if (type == typeid(Getter::Ptr))
{
Getter::Ptr pGet =AnyCast<Getter::Ptr>(val);
write(ctx, out, pGet->get());
}
else if (type == typeid(std::vector<Poco::Any>))
writeVector(ctx, out, RefAnyCast<std::vector<Poco::Any> >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Poco::Any> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<Poco::Any> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<float> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<float> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<double> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<double> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<char> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<char> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<bool> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<bool> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Renderable::Ptr> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<Renderable::Ptr> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<std::string> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<std::string> > >(val));
else if (type == typeid(Poco::SharedPtr<std::vector<Getter::Ptr> >))
writeVector(ctx, out, *RefAnyCast<Poco::SharedPtr<std::vector<Getter::Ptr> > >(val));
else /* if (type == typeid(char)) */
out << AnyCast<char>(val);
}
void Template::bind(std::size_t num, const std::vector<Poco::Any>& val)
{
_values[num] = val;
}
void Template::bindPtr(std::size_t num, Poco::AutoPtr<Renderable> pRend)
{
_values[num] = pRend;
}
void Template::bindPtr(std::size_t num, Poco::AutoPtr<Getter> pRend)
{
_values[num] = pRend;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<Poco::Any> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<float> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<double> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<char> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<bool> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<Renderable::Ptr> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<std::string> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::vector<Getter::Ptr> > pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<int> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<float> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<double> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<char> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<bool> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<std::string> pVal)
{
_values[num] = pVal;
}
void Template::bindPtr(std::size_t num, Poco::SharedPtr<Poco::Any> pVal)
{
_values[num] = pVal;
}
} } // namespace Poco::WebWidgets