guy d7b93c2169 Migliore gestione connessioni ODBC e mail
git-svn-id: svn://10.65.10.50/branches/R_10_00@23015 c028cbd2-c16b-5b4b-a496-9718f37d4682
2014-12-10 16:00:46 +00:00

618 lines
12 KiB
C++
Executable File

#include <colors.h>
#include <dongle.h>
#include <real.h>
#include <xml.h>
#include <incstr.h>
///////////////////////////////////////////////////////////
// Utilities
///////////////////////////////////////////////////////////
void Spaces(ostream& outf, int nSpaces)
{
outf << '\n';
if (nSpaces > 0)
{
TString str(nSpaces, ' ');
str.print_on(outf);
}
}
int hex2int(const char* str)
{
int n = 0;
for (int i = 0; str[i]; i++)
{
if (str[i] >= '0' && str[i] <= '9')
{
n *= 16;
n += str[i]-'0';
} else
if (str[i] >= 'A' && str[i] <= 'F')
{
n *= 16;
n += str[i]-'A'+10;
}
else
break;
}
return n;
}
const TString& EscapeSequence(char cStart, istream& inf)
{
TString& str = get_tmp_string();
if (cStart == '&')
{
char c;
for (c = inf.get(); c != ';' && c > ' '; c = inf.get())
str << c;
if (c == ';') // Ho trovato il carattere di fine sequenza
{
if (str[0] == '#')
{
str[0] = hex2int((const char*)str+1);
str[1] = '\0';
} else
if (str[0] >= '0' && str[0] <= '9')
{
str[0] = atoi(str);
str[1] = '\0';
}
else
{
if (str == "lt") return str ="<";
if (str == "gt") return str =">";
if (str == "nbsp") return str =" ";
if (str == "Agrave") return str ="À";
if (str == "Egrave") return str ="È";
if (str == "Eacuto") return str ="É";
if (str == "Igrave") return str ="Ì";
if (str == "Ograve") return str ="Ò";
if (str == "Ugrave") return str ="Ù";
if (str == "agrave") return str ="à";
if (str == "egrave") return str ="è";
if (str == "eacuto") return str ="é";
if (str == "igrave") return str ="ì";
if (str == "ograve") return str ="ò";
if (str == "ugrave") return str ="ù";
const char tmp[2] = { cStart, '\0' };
str.insert(tmp);
}
}
else
{
str.insert("&"); // Non era un escape!
}
}
return str;
}
void WriteXmlString(ostream& outf, const char* str)
{
for (int i = 0; str[i]; i++)
{
const char c = str[i];
if ((c < ' ' && c != '\n' && c != '\r') || strchr("<>/&", c) != NULL)
{
const unsigned int n = (unsigned char)c;
TString8 tmp; tmp.format("&#%02X;", n);
tmp.print_on(outf);
}
else
outf << c;
}
}
void WriteXmlColor(ostream& out, COLOR rgb)
{
TString8 str;
str.format("#%02X%02X%02X", XVT_COLOR_GET_RED(rgb), XVT_COLOR_GET_GREEN(rgb), XVT_COLOR_GET_BLUE(rgb));
out << str;
}
///////////////////////////////////////////////////////////
// TXmlAttr
///////////////////////////////////////////////////////////
class TXmlAttr : public TString
{
public:
void Write(ostream& outf) const;
TXmlAttr(const char* str) : TString(str) { }
};
void TXmlAttr::Write(ostream& outf) const
{
outf << '"';
WriteXmlString(outf, *this);
outf << '"';
}
///////////////////////////////////////////////////////////
// TXmlItem
///////////////////////////////////////////////////////////
TXmlItem& TXmlItem::SetAttr(const char* strAttr, const char* strVal)
{
if (m_Attributes == NULL)
m_Attributes = new TAssoc_array;
m_Attributes->remove(strAttr);
if (strVal && *strVal)
m_Attributes->add(strAttr, new TXmlAttr(strVal));
return *this;
}
const TString& TXmlItem::GetAttr(const char* strAttr) const
{
if (m_Attributes != NULL)
{
const TXmlAttr* str = (const TXmlAttr*)m_Attributes->objptr(strAttr);
if (str != NULL)
return *str;
}
return EMPTY_STRING;
}
TXmlItem& TXmlItem::SetAttr(const char* strAttr, int n)
{
TString16 str;
if (n != 0) str << n;
return SetAttr(strAttr, str);
}
TXmlItem& TXmlItem::SetColorAttr(const char* strAttr, COLOR rgb)
{
TString8 str;
str.format("#%02X%02X%02X", XVT_COLOR_GET_RED(rgb), XVT_COLOR_GET_GREEN(rgb), XVT_COLOR_GET_BLUE(rgb));
return SetAttr(strAttr, str);
}
int TXmlItem::GetIntAttr(const char* strAttr, int def) const
{
const TString& str = GetAttr(strAttr);
if (str.not_empty())
def = atoi(str);
return def;
}
TXmlItem& TXmlItem::SetAttr(const char* strAttr, bool b)
{
return SetAttr(strAttr, b ? "1" : "");
}
bool TXmlItem::GetBoolAttr(const char* strAttr) const
{
return GetIntAttr(strAttr, 0) != 0;
}
int TXmlItem::GetChildren() const
{
int n = 0;
if (m_Children != NULL)
n = m_Children->items();
return n;
}
TXmlItem* TXmlItem::GetChild(size_t n) const
{
TXmlItem* i = NULL;
if (m_Children != NULL)
i = (TXmlItem*)m_Children->objptr(n);
return i;
}
bool TXmlItem::GetWord(istream& inf, TString& str) const
{
str.cut(0);
int cFirstChar = EOF;
while (!inf.eof())
{
cFirstChar = inf.get();
if (cFirstChar <= 0 || cFirstChar > ' ')
break;
}
if (cFirstChar == EOF)
return false;
str << char(cFirstChar);
const bool bIsString = cFirstChar == '"' || cFirstChar == '\'';
if (!bIsString)
{
if (strchr("<=/>", cFirstChar) != NULL)
return true; // Simboli terminali
if (cFirstChar == '&')
str = EscapeSequence(cFirstChar, inf);
}
while (!inf.eof())
{
int c = inf.get();
if (bIsString)
{
if (c == '&')
str << EscapeSequence(c, inf);
else
{
if (c >= '\0' && c <= ' ')
c = ' ';
str << char(c);
}
if (c == cFirstChar)
break;
}
else
{
if (c >= '\0' && c <= ' ')
break;
if (strchr("<=/>", c))
{
inf.putback(char(c));
break;
}
if (c == '&')
str << EscapeSequence(c, inf);
else
str << char(c);
}
}
return str.not_empty();
}
int TXmlItem::ReadTag(istream& inf)
{
TString str;
if (!GetWord(inf, str))
return -1;
if (str[0] != '<') // No tag = sequence of words
{
bool bFirstChar = true;
while (!inf.eof())
{
char c = inf.get();
if (c == '<')
{
inf.putback(c);
break;
}
if (bFirstChar)
{
if (c != ' ' && c != '=')
str << ' ';
bFirstChar = false;
}
if (c == '&')
str << EscapeSequence(c, inf);
else
str << c;
}
SetTag("");
SetText(str);
return 0;
}
TString name, tmp;
bool bChildrenFollow = true;
GetWord(inf, m_strTag);
if (m_strTag == "/") // Sto leggendo un tag di chiusura del tipo </SOAP-ENV>
{
bChildrenFollow = false;
GetWord(inf, tmp);
m_strTag << tmp;
}
while (GetWord(inf, name))
{
if (name[0] == '>')
return bChildrenFollow ? +1 : 0;
if (name[0] == '/' || name[0] == '?') // Gestisce i casi "/>" e "?>")
{
bChildrenFollow = false;
continue;
}
// Ho letto un nome di attributo
GetWord(inf, tmp);
if (tmp.empty() || tmp[0] != '=')
break;
// Leggo il valore dell'attributo
GetWord(inf, tmp);
const int len = tmp.len();
if (len >= 2 && (tmp[0] == '"' || tmp[0] == '\'') && tmp[len-1] == tmp[0])
{ tmp.rtrim(1); tmp.ltrim(1); }
SetAttr(name, tmp);
}
return -1;
}
TXmlItem& TXmlItem::AddChild(TXmlItem* pItem)
{
if (m_Children == NULL)
m_Children = new TArray;
if (pItem == NULL)
pItem = new TXmlItem;
m_Children->add(pItem);
return *pItem;
}
TXmlItem& TXmlItem::AddChild(const char* strTagName)
{
TXmlItem& i = AddChild((TXmlItem*)NULL);
i.SetTag(strTagName);
return i;
}
TXmlItem& TXmlItem::AddSoapString(const char* name, const char* value, bool typized)
{
TXmlItem& xmlVar = AddChild(name);
if (typized)
xmlVar.SetAttr("xsi:type", "xsd:string");
if (value && *value)
xmlVar.AddChild("").SetText(value);
return xmlVar;
}
TXmlItem& TXmlItem::AddSoapInt(const char* name, int value, bool typized)
{
TXmlItem& xmlVar = AddChild(name);
if (typized)
xmlVar.SetAttr("xsi:type", "xsd:int");
TString16 str; str << value;
xmlVar.AddChild("").SetText(str);
return xmlVar;
}
void TXmlItem::RemoveLastChild()
{
if (m_Children != NULL)
m_Children->destroy(m_Children->last());
}
bool TXmlItem::Read(istream& inf)
{
Destroy();
int res = ReadTag(inf);
// Ignora la eventuale riga <?xml version="1.0" encoding="UTF-8" ?>
if (res == 0 && GetTag()[0] == '?')
{
Destroy();
res = ReadTag(inf);
}
if (res > 0) // There are children ahead
{
while (!inf.eof())
{
TXmlItem& item = AddChild("/"); // Add dummy child
if (item.Read(inf))
{
if (item.m_strTag[0] == '/')
break;
}
else
break;
}
RemoveLastChild(); // Remove dummy child
}
return res >= 0;
}
TXmlItem* TXmlItem::ForEach(XmlItemCallback cb, long jolly)
{
if (cb(*this, jolly))
return this;
for (int n = 0; ; n++)
{
TXmlItem* c = GetChild(n);
if (c == NULL)
break;
c = c->ForEach(cb, jolly);
if (c)
return c;
}
return NULL;
}
static bool GetEnclosedTextCallback(TXmlItem& item, long jolly)
{
TString* strText = (TString*)jolly;
const TString& str = item.GetText();
if (!str.empty())
{
if (!strText->empty())
*strText << " ";
*strText << str;
}
return false;
}
bool TXmlItem::GetEnclosedText(TString& text) const
{
text.cut(0);
((TXmlItem*)this)->ForEach(GetEnclosedTextCallback, (long)&text);
return text.not_empty();
}
TXmlItem& TXmlItem::AddEnclosedText(const char* str)
{
TXmlItem* item = FindFirst("");
if (item == NULL)
item = &AddChild("");
if (item->m_strText == NULL)
item->SetText(str);
else
*item->m_strText << str;
return *item;
}
TXmlItem& operator<<(TXmlItem& item, const char* str)
{
item.AddEnclosedText(str);
return item;
}
void TXmlItem::Write(ostream& outf, int tab) const
{
if (tab == 0)
outf << "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>";
if (!GetTag().empty())
{
Spaces(outf, tab);
outf << '<';
GetTag().print_on(outf);
if (m_Attributes != NULL)
{
TAssoc_array& ass = *m_Attributes;
FOR_EACH_ASSOC_OBJECT(ass, h, k, a)
{
outf << ' ' << k << '=';
const TXmlAttr* attr = (const TXmlAttr*)a;
attr->Write(outf);
}
}
if (GetChildren() > 0)
{
int n;
outf << '>';
for (n = 0; ; n++)
{
TXmlItem* c = GetChild(n);
if (c == NULL)
break;
c->Write(outf, tab+1);
}
if (GetChild(n-1)->GetText().empty())
Spaces(outf, tab);
outf << '<' << '/';
GetTag().print_on(outf);
outf << '>';
}
else
outf << ' ' << '/' << '>';
}
else
{
WriteXmlString(outf, GetText());
}
}
void TXmlItem::AsString(TString& str) const
{
for (size_t nSize = 8192; ; nSize *= 2)
{
char* buf = str.get_buffer(nSize);
memset(buf, 0, nSize);
ostrstream outf(buf, nSize);
Write(outf, 0);
if (buf[nSize-1] == '\0')
break;
}
}
void TXmlItem::Save(const char* strFilename) const
{
ofstream outf(strFilename);
Write(outf, 0);
}
bool TXmlItem::Load(const char* strFilename)
{
bool ok = false;
if (strFilename && *strFilename)
{
if (strncmp(strFilename, "http://", 7) == 0 || strncmp(strFilename, "ftp://", 6) == 0)
{
TFilename tmp; tmp.temp(NULL, "xml");
xvt_fsys_fcopy(strFilename, tmp);
ifstream qry(tmp);
ok = Read(qry);
qry.close();
xvt_fsys_remove_file(tmp);
}
else
{
ifstream qry(strFilename);
ok = Read(qry);
}
}
return ok;
}
static bool FindFirstCallback(TXmlItem& item, long jolly)
{
const char* strTag = (const char*)jolly;
return item.GetTag() == strTag;
}
void TXmlItem::Destroy()
{
m_strTag.cut(0);
if (m_strText)
m_strText->cut(0);
if (m_Attributes)
m_Attributes->destroy();
if (m_Children)
m_Children->destroy();
}
TXmlItem* TXmlItem::FindFirst(const char* strTag) const
{
return ((TXmlItem*)this)->ForEach(FindFirstCallback, (long)strTag);
}
TXmlItem* TXmlItem::FindFirstChild(const char* strTag) const
{
const int n = GetChildren();
for (int i = 0; i < n; i++)
{
TXmlItem* c = GetChild(i);
if (c->GetTag() == strTag)
return c;
}
return NULL;
}
TXmlItem::TXmlItem()
: m_strTag(15), m_strText(NULL), m_Attributes(NULL), m_Children(NULL)
{ }
TXmlItem::~TXmlItem()
{
if (m_strText)
delete m_strText;
if (m_Attributes)
delete m_Attributes;
if (m_Children)
delete m_Children;
}
void save_html_head(ostream& out, const char* title)
{
out << "<head>" << endl;
out << " <title>" << title << "</title>" << endl;
out << " <meta name=Author content=\"" << user() << "\" />" << endl;
out << " <meta name=Generator content=\"" << dongle().product() << "\"/>" << endl;
out << " <meta name=Vendor content=\"" << dongle().reseller() << "\"/>" << endl;
out << " <style type=\"text/css\">" << endl;
out << " th = { background-color:"; WriteXmlColor(out, BTN_BACK_COLOR); out << " }" << endl;
out << " </style>" << endl;
out << "</head>" << endl;
}