You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

180 lines
5.5 KiB

// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
// $Id: debrecords.cc,v 1.10 2001/03/13 06:51:46 jgg Exp $
/* ######################################################################
Debian Package Records - Parser for debian package records
##################################################################### */
/*}}}*/
// Include Files /*{{{*/
#include <apt-pkg/debrecords.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/error.h>
#include <apt-pkg/aptconfiguration.h>
#include <langinfo.h>
/*}}}*/
// RecordParser::debRecordParser - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
debRecordParser::debRecordParser(string FileName,pkgCache &Cache) :
File(FileName,FileFd::ReadOnly),
Tags(&File, std::max(Cache.Head().MaxVerFileSize,
Cache.Head().MaxDescFileSize) + 200)
{
}
/*}}}*/
// RecordParser::Jump - Jump to a specific record /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debRecordParser::Jump(pkgCache::VerFileIterator const &Ver)
{
return Tags.Jump(Section,Ver->Offset);
}
bool debRecordParser::Jump(pkgCache::DescFileIterator const &Desc)
{
return Tags.Jump(Section,Desc->Offset);
}
/*}}}*/
// RecordParser::FileName - Return the archive filename on the site /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::FileName()
{
return Section.FindS("Filename");
}
/*}}}*/
// RecordParser::Name - Return the package name /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::Name()
{
return Section.FindS("Package");
}
/*}}}*/
// RecordParser::Homepage - Return the package homepage /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::Homepage()
{
return Section.FindS("Homepage");
}
/*}}}*/
// RecordParser::MD5Hash - Return the archive hash /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::MD5Hash()
{
return Section.FindS("MD5Sum");
}
/*}}}*/
// RecordParser::SHA1Hash - Return the archive hash /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::SHA1Hash()
{
return Section.FindS("SHA1");
}
/*}}}*/
// RecordParser::SHA1Hash - Return the archive hash /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::SHA256Hash()
{
return Section.FindS("SHA256");
}
/*}}}*/
// RecordParser::Maintainer - Return the maintainer email /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::Maintainer()
{
return Section.FindS("Maintainer");
}
/*}}}*/
// RecordParser::ShortDesc - Return a 1 line description /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::ShortDesc()
{
string Res = LongDesc();
string::size_type Pos = Res.find('\n');
if (Pos == string::npos)
return Res;
return string(Res,0,Pos);
}
/*}}}*/
// RecordParser::LongDesc - Return a longer description /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::LongDesc()
{
string orig, dest;
if (!Section.FindS("Description").empty())
orig = Section.FindS("Description").c_str();
else
{
vector<string> const lang = APT::Configuration::getLanguages();
for (vector<string>::const_iterator l = lang.begin();
orig.empty() && l != lang.end(); l++)
orig = Section.FindS(string("Description-").append(*l).c_str());
}
char const * const codeset = nl_langinfo(CODESET);
if (strcmp(codeset,"UTF-8") != 0) {
UTF8ToCodeset(codeset, orig, &dest);
orig = dest;
}
return orig;
}
/*}}}*/
static const char *SourceVerSeparators = " ()";
// RecordParser::SourcePkg - Return the source package name if any /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::SourcePkg()
{
string Res = Section.FindS("Source");
string::size_type Pos = Res.find_first_of(SourceVerSeparators);
if (Pos == string::npos)
return Res;
return string(Res,0,Pos);
}
/*}}}*/
// RecordParser::SourceVer - Return the source version number if present /*{{{*/
// ---------------------------------------------------------------------
/* */
string debRecordParser::SourceVer()
{
string Pkg = Section.FindS("Source");
string::size_type Pos = Pkg.find_first_of(SourceVerSeparators);
if (Pos == string::npos)
return "";
string::size_type VerStart = Pkg.find_first_not_of(SourceVerSeparators, Pos);
if(VerStart == string::npos)
return "";
string::size_type VerEnd = Pkg.find_first_of(SourceVerSeparators, VerStart);
if(VerEnd == string::npos)
// Corresponds to the case of, e.g., "foo (1.2" without a closing
// paren. Be liberal and guess what it means.
return string(Pkg, VerStart);
else
return string(Pkg, VerStart, VerEnd - VerStart);
}
/*}}}*/
// RecordParser::GetRec - Return the whole record /*{{{*/
// ---------------------------------------------------------------------
/* */
void debRecordParser::GetRec(const char *&Start,const char *&Stop)
{
Section.GetSection(Start,Stop);
}
/*}}}*/