[apt.git] / apt-pkg / sourcelist.cc

// -*- mode: cpp; mode: fold -*-
// Description								/*{{{*/
// $Id: sourcelist.cc,v 1.25 2004/06/07 23:08:00 mdz Exp $
/* ######################################################################

   List of Sources
   
   ##################################################################### */
									/*}}}*/
// Include Files							/*{{{*/
#ifdef __GNUG__
#pragma implementation "apt-pkg/sourcelist.h"
#endif

#include <apt-pkg/sourcelist.h>
#include <apt-pkg/error.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/configuration.h>

#include <apti18n.h>

#include <fstream>
									/*}}}*/

using namespace std;

// Global list of Items supported
static  pkgSourceList::Type *ItmList[10];
pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList;
unsigned long pkgSourceList::Type::GlobalListLen = 0;

// Type::Type - Constructor						/*{{{*/
// ---------------------------------------------------------------------
/* Link this to the global list of items*/
pkgSourceList::Type::Type()
{
   ItmList[GlobalListLen] = this;
   GlobalListLen++;
}
									/*}}}*/
// Type::GetType - Get a specific meta for a given type			/*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type)
{
   for (unsigned I = 0; I != GlobalListLen; I++)
      if (strcmp(GlobalList[I]->Name,Type) == 0)
	 return GlobalList[I];
   return 0;
}
									/*}}}*/
// Type::FixupURI - Normalize the URI and check it..			/*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::Type::FixupURI(string &URI) const
{
   if (URI.empty() == true)
      return false;

   if (URI.find(':') == string::npos)
      return false;

   URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture"));
   
   // Make sure that the URI is / postfixed
   if (URI[URI.size() - 1] != '/')
      URI += '/';
   
   return true;
}
									/*}}}*/
// Type::ParseLine - Parse a single line				/*{{{*/
// ---------------------------------------------------------------------
/* This is a generic one that is the 'usual' format for sources.list
   Weird types may override this. */
bool pkgSourceList::Type::ParseLine(vector<metaIndex *> &List,
				    const char *Buffer,
				    unsigned long CurLine,
				    string File) const
{
   string URI;
   string Dist;
   string Section;   
   
   if (ParseQuoteWord(Buffer,URI) == false)
      return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str());
   if (ParseQuoteWord(Buffer,Dist) == false)
      return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str());
      
   if (FixupURI(URI) == false)
      return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str());
   
   // Check for an absolute dists specification.
   if (Dist.empty() == false && Dist[Dist.size() - 1] == '/')
   {
      if (ParseQuoteWord(Buffer,Section) == true)
	 return _error->Error(_("Malformed line %lu in source list %s (Absolute dist)"),CurLine,File.c_str());
      Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture"));
      return CreateItem(List,URI,Dist,Section);
   }
   
   // Grab the rest of the dists
   if (ParseQuoteWord(Buffer,Section) == false)
      return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str());
   
   do
   {
      if (CreateItem(List,URI,Dist,Section) == false)
	 return false;
   }
   while (ParseQuoteWord(Buffer,Section) == true);
   
   return true;
}
									/*}}}*/

// SourceList::pkgSourceList - Constructors				/*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::pkgSourceList()
{
}

pkgSourceList::pkgSourceList(string File)
{
   Read(File);
}
									/*}}}*/
// SourceList::~pkgSourceList - Destructor				/*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::~pkgSourceList()
{
   for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
      delete *I;
}
									/*}}}*/
									/*}}}*/
// SourceList::ReadMainList - Read the main source list from etc	/*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::ReadMainList()
{
   return Read(_config->FindFile("Dir::Etc::sourcelist"));
}
									/*}}}*/
// SourceList::Read - Parse the sourcelist file				/*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::Read(string File)
{
   // Open the stream for reading
   ifstream F(File.c_str(),ios::in /*| ios::nocreate*/);
   if (!F != 0)
      return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str());
   
   for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
      delete *I;
   SrcList.erase(SrcList.begin(),SrcList.end());
   char Buffer[300];

   int CurLine = 0;
   while (F.eof() == false)
   {
      F.getline(Buffer,sizeof(Buffer));
      CurLine++;
      _strtabexpand(Buffer,sizeof(Buffer));
      if (F.fail() && !F.eof())
	 return _error->Error(_("Line %u too long in source list %s."),
			      CurLine,File.c_str());

      
      char *I;
      for (I = Buffer; *I != 0 && *I != '#'; I++);
      *I = 0;
      
      const char *C = _strstrip(Buffer);
      
      // Comment or blank
      if (C[0] == '#' || C[0] == 0)
	 continue;
      	    
      // Grok it
      string LineType;
      if (ParseQuoteWord(C,LineType) == false)
	 return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str());

      Type *Parse = Type::GetType(LineType.c_str());
      if (Parse == 0)
	 return _error->Error(_("Type '%s' is not known on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str());
      
      // Vendor name specified
      if (C[0] == '[')
      {
	 string VendorID;
	 
	 if (ParseQuoteWord(C,VendorID) == false)
	     return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());

	 if (VendorID.length() < 2 || VendorID.end()[-1] != ']')
	     return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
	 VendorID = string(VendorID,1,VendorID.size()-2);
	 
// 	 for (vector<const Vendor *>::const_iterator iter = VendorList.begin();
// 	      iter != VendorList.end(); iter++) 
// 	 {
// 	    if ((*iter)->GetVendorID() == VendorID)
// 	    {
// 	      if (_config->FindB("Debug::sourceList", false)) 
// 		std::cerr << "Comparing VendorID \"" << VendorID << "\" with \"" << (*iter)->GetVendorID() << '"' << std::endl;
// 	       Verifier = *iter;
// 	       break;
// 	    }
// 	 }

// 	 if (Verifier == 0)
// 	    return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"),
// 				 VendorID.c_str(),CurLine,File.c_str());
      }

      if (Parse->ParseLine(SrcList,C,CurLine,File) == false)
	 return false;
   }
   return true;
}
									/*}}}*/
// SourceList::FindIndex - Get the index associated with a file		/*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File,
			      pkgIndexFile *&Found) const
{
   for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
   {
      vector<pkgIndexFile *> *Indexes = (*I)->GetIndexFiles();
      for (vector<pkgIndexFile *>::const_iterator J = Indexes->begin();
	   J != Indexes->end(); J++)
      {
         if ((*J)->FindInCache(*File.Cache()) == File)
         {
            Found = (*J);
            return true;
         }
      }
   }

   return false;
}
									/*}}}*/
// SourceList::GetIndexes - Load the index files into the downloader	/*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const
{
   for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
      if ((*I)->GetIndexes(Owner,GetAll) == false)
	 return false;
   return true;
}
									/*}}}*/
Commit	Line	Data
6c139d6e AL	1	// -- mode: cpp; mode: fold --
6c139d6e AL	2	// Description /{{{/
9a2331e1	3	// $Id: sourcelist.cc,v 1.25 2004/06/07 23:08:00 mdz Exp $
6c139d6e AL	4	/* ######################################################################
	5
	6	List of Sources
	7
	8	##################################################################### */
	9	/}}}/
	10	// Include Files /{{{/
	11	#ifdef __GNUG__
094a497d	12	#pragma implementation "apt-pkg/sourcelist.h"
6c139d6e AL	13	#endif
6c139d6e AL	14
094a497d AL	15	#include <apt-pkg/sourcelist.h>
	16	#include <apt-pkg/error.h>
	17	#include <apt-pkg/fileutl.h>
cdcc6d34	18	#include <apt-pkg/strutl.h>
7db98ffc	19	#include <apt-pkg/configuration.h>
6c139d6e	20
b2e465d6 AL	21	#include <apti18n.h>
b2e465d6 AL	22
90f057fd	23	#include <fstream>
b2e465d6 AL	24	/}}}/
b2e465d6 AL	25
4d6f8bdf AL	26	using namespace std;
	27
	28	// Global list of Items supported
b2e465d6 AL	29	static pkgSourceList::Type *ItmList[10];
	30	pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList;
	31	unsigned long pkgSourceList::Type::GlobalListLen = 0;
	32
	33	// Type::Type - Constructor /{{{/
	34	// ---------------------------------------------------------------------
	35	/* Link this to the global list of items*/
	36	pkgSourceList::Type::Type()
	37	{
	38	ItmList[GlobalListLen] = this;
	39	GlobalListLen++;
	40	}
	41	/}}}/
	42	// Type::GetType - Get a specific meta for a given type /{{{/
	43	// ---------------------------------------------------------------------
	44	/* */
	45	pkgSourceList::Type pkgSourceList::Type::GetType(const char Type)
	46	{
	47	for (unsigned I = 0; I != GlobalListLen; I++)
	48	if (strcmp(GlobalList[I]->Name,Type) == 0)
	49	return GlobalList[I];
	50	return 0;
	51	}
	52	/}}}/
	53	// Type::FixupURI - Normalize the URI and check it.. /{{{/
	54	// ---------------------------------------------------------------------
	55	/* */
	56	bool pkgSourceList::Type::FixupURI(string &URI) const
	57	{
	58	if (URI.empty() == true)
	59	return false;
	60
	61	if (URI.find(':') == string::npos)
	62	return false;
	63
	64	URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture"));
	65
a7c835af	66	// Make sure that the URI is / postfixed
b2e465d6 AL	67	if (URI[URI.size() - 1] != '/')
	68	URI += '/';
	69
	70	return true;
	71	}
	72	/}}}/
	73	// Type::ParseLine - Parse a single line /{{{/
	74	// ---------------------------------------------------------------------
	75	/* This is a generic one that is the 'usual' format for sources.list
	76	Weird types may override this. */
7db98ffc	77	bool pkgSourceList::Type::ParseLine(vector<metaIndex *> &List,
b2e465d6 AL	78	const char *Buffer,
	79	unsigned long CurLine,
	80	string File) const
	81	{
	82	string URI;
	83	string Dist;
	84	string Section;
	85
	86	if (ParseQuoteWord(Buffer,URI) == false)
	87	return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str());
	88	if (ParseQuoteWord(Buffer,Dist) == false)
	89	return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str());
	90
	91	if (FixupURI(URI) == false)
	92	return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str());
	93
	94	// Check for an absolute dists specification.
	95	if (Dist.empty() == false && Dist[Dist.size() - 1] == '/')
	96	{
	97	if (ParseQuoteWord(Buffer,Section) == true)
	98	return _error->Error(_("Malformed line %lu in source list %s (Absolute dist)"),CurLine,File.c_str());
	99	Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture"));
7db98ffc	100	return CreateItem(List,URI,Dist,Section);
b2e465d6 AL	101	}
	102
	103	// Grab the rest of the dists
	104	if (ParseQuoteWord(Buffer,Section) == false)
	105	return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str());
	106
	107	do
	108	{
7db98ffc	109	if (CreateItem(List,URI,Dist,Section) == false)
b2e465d6 AL	110	return false;
	111	}
	112	while (ParseQuoteWord(Buffer,Section) == true);
	113
	114	return true;
	115	}
6c139d6e AL	116	/}}}/
	117
	118	// SourceList::pkgSourceList - Constructors /{{{/
	119	// ---------------------------------------------------------------------
	120	/* */
	121	pkgSourceList::pkgSourceList()
	122	{
	123	}
	124
	125	pkgSourceList::pkgSourceList(string File)
	126	{
	127	Read(File);
	128	}
	129	/}}}/
1c193e02 AL	130	// SourceList::~pkgSourceList - Destructor /{{{/
	131	// ---------------------------------------------------------------------
	132	/* */
	133	pkgSourceList::~pkgSourceList()
	134	{
	135	for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
	136	delete *I;
1c193e02 AL	137	}
1c193e02 AL	138	/}}}/
a7c835af	139	/}}}/
6c139d6e AL	140	// SourceList::ReadMainList - Read the main source list from etc /{{{/
	141	// ---------------------------------------------------------------------
	142	/* */
	143	bool pkgSourceList::ReadMainList()
	144	{
7db98ffc	145	return Read(_config->FindFile("Dir::Etc::sourcelist"));
6c139d6e AL	146	}
	147	/}}}/
	148	// SourceList::Read - Parse the sourcelist file /{{{/
	149	// ---------------------------------------------------------------------
	150	/* */
	151	bool pkgSourceList::Read(string File)
	152	{
	153	// Open the stream for reading
4d6f8bdf	154	ifstream F(File.c_str(),ios::in /\| ios::nocreate/);
6c139d6e	155	if (!F != 0)
b2e465d6	156	return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str());
6c139d6e	157
1c193e02 AL	158	for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
1c193e02 AL	159	delete *I;
a7c835af	160	SrcList.erase(SrcList.begin(),SrcList.end());
6c139d6e AL	161	char Buffer[300];
	162
	163	int CurLine = 0;
	164	while (F.eof() == false)
	165	{
	166	F.getline(Buffer,sizeof(Buffer));
	167	CurLine++;
	168	_strtabexpand(Buffer,sizeof(Buffer));
ba1045b4 AL	169	if (F.fail() && !F.eof())
	170	return _error->Error(_("Line %u too long in source list %s."),
	171	CurLine,File.c_str());
	172
b2e465d6 AL	173
	174	char *I;
	175	for (I = Buffer; I != 0 && I != '#'; I++);
	176	*I = 0;
	177
	178	const char *C = _strstrip(Buffer);
6c139d6e AL	179
6c139d6e AL	180	// Comment or blank
b2e465d6	181	if (C[0] == '#' \|\| C[0] == 0)
6c139d6e	182	continue;
b2e465d6	183
6c139d6e	184	// Grok it
b2e465d6 AL	185	string LineType;
	186	if (ParseQuoteWord(C,LineType) == false)
	187	return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str());
6c139d6e	188
b2e465d6 AL	189	Type *Parse = Type::GetType(LineType.c_str());
b2e465d6 AL	190	if (Parse == 0)
9a2331e1	191	return _error->Error(_("Type '%s' is not known on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str());
6c139d6e	192
7db98ffc	193	// Vendor name specified
a7c835af AL	194	if (C[0] == '[')
	195	{
	196	string VendorID;
	197
	198	if (ParseQuoteWord(C,VendorID) == false)
	199	return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
	200
	201	if (VendorID.length() < 2 \|\| VendorID.end()[-1] != ']')
	202	return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
	203	VendorID = string(VendorID,1,VendorID.size()-2);
	204
7db98ffc MZ	205	// for (vector<const Vendor *>::const_iterator iter = VendorList.begin();
	206	// iter != VendorList.end(); iter++)
	207	// {
	208	// if ((*iter)->GetVendorID() == VendorID)
	209	// {
	210	// if (_config->FindB("Debug::sourceList", false))
	211	// std::cerr << "Comparing VendorID \"" << VendorID << "\" with \"" << (*iter)->GetVendorID() << '"' << std::endl;
	212	// Verifier = *iter;
	213	// break;
	214	// }
	215	// }
a7c835af	216
7db98ffc MZ	217	// if (Verifier == 0)
	218	// return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"),
	219	// VendorID.c_str(),CurLine,File.c_str());
a7c835af	220	}
7db98ffc MZ	221
7db98ffc MZ	222	if (Parse->ParseLine(SrcList,C,CurLine,File) == false)
b2e465d6	223	return false;
6c139d6e AL	224	}
	225	return true;
	226	}
	227	/}}}/
b2e465d6	228	// SourceList::FindIndex - Get the index associated with a file /{{{/
6c139d6e AL	229	// ---------------------------------------------------------------------
6c139d6e AL	230	/* */
b2e465d6 AL	231	bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File,
b2e465d6 AL	232	pkgIndexFile *&Found) const
6c139d6e	233	{
a7c835af	234	for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
6c139d6e	235	{
7db98ffc MZ	236	vector<pkgIndexFile > Indexes = (*I)->GetIndexFiles();
	237	for (vector<pkgIndexFile *>::const_iterator J = Indexes->begin();
	238	J != Indexes->end(); J++)
b2e465d6	239	{
7db98ffc MZ	240	if ((J)->FindInCache(File.Cache()) == File)
	241	{
	242	Found = (*J);
	243	return true;
	244	}
b2e465d6	245	}
be8922fd	246	}
7db98ffc	247
b2e465d6	248	return false;
36375005 AL	249	}
36375005 AL	250	/}}}/
b2e465d6	251	// SourceList::GetIndexes - Load the index files into the downloader /{{{/
6c139d6e AL	252	// ---------------------------------------------------------------------
6c139d6e AL	253	/* */
7db98ffc	254	bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const
6c139d6e	255	{
a7c835af	256	for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
7db98ffc	257	if ((*I)->GetIndexes(Owner,GetAll) == false)
b2e465d6 AL	258	return false;
b2e465d6 AL	259	return true;
6c139d6e AL	260	}
6c139d6e AL	261	/}}}/