X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/7e798dd739883c1f47216578ba8df34dced24777..1b671a9ba2e42e43f4cb1be86dc052823cf6961f:/apt-pkg/deb/debrecords.cc

diff --git a/apt-pkg/deb/debrecords.cc b/apt-pkg/deb/debrecords.cc
index c28e11afb..b41aa5584 100644
--- a/apt-pkg/deb/debrecords.cc
+++ b/apt-pkg/deb/debrecords.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description								/*{{{*/
-// $Id: debrecords.cc,v 1.2 1998/10/08 04:55:02 jgg Exp $
+// $Id: debrecords.cc,v 1.10 2001/03/13 06:51:46 jgg Exp $
 /* ######################################################################
    
    Debian Package Records - Parser for debian package records
@@ -8,54 +8,82 @@
    ##################################################################### */
 									/*}}}*/
 // Include Files							/*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/debrecords.h"
-#endif
+#include <config.h>
+
 #include <apt-pkg/debrecords.h>
-#include <apt-pkg/error.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/aptconfiguration.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/tagfile.h>
+
+#include <string.h>
+#include <algorithm>
+#include <string>
+#include <vector>
+#include <langinfo.h>
 									/*}}}*/
 
+using std::string;
+
 // RecordParser::debRecordParser - Constructor				/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-debRecordParser::debRecordParser(FileFd &File) : Tags(File,4*1024)
+debRecordParser::debRecordParser(string FileName,pkgCache &Cache) : 
+                  File(FileName,FileFd::ReadOnly, FileFd::Extension),
+                  Tags(&File, std::max(Cache.Head().MaxVerFileSize, 
+				       Cache.Head().MaxDescFileSize) + 200)
 {
 }
 									/*}}}*/
 // RecordParser::Jump - Jump to a specific record			/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool debRecordParser::Jump(pkgCache::VerFileIterator &Ver)
+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::FindTag - Locate a tag and return a string		/*{{{*/
+// RecordParser::FileName - Return the archive filename on the site	/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-string debRecordParser::FindTag(const char *Tag)
+string debRecordParser::FileName()
 {
-   const char *Start;
-   const char *Stop;
-   if (Section.Find(Tag,Start,Stop) == false)
-      return string();
-   return string(Start,Stop - Start);
+   return Section.FindS("Filename");
 }
 									/*}}}*/
-// RecordParser::FileName - Return the archive filename on the site	/*{{{*/
+// RecordParser::Name - Return the package name				/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-string debRecordParser::FileName()
+string debRecordParser::Name()
 {
-   return FindTag("Filename");
+   return Section.FindS("Package");
 }
 									/*}}}*/
-// RecordParser::MD5Hash - Return the archive hash			/*{{{*/
+// RecordParser::Homepage - Return the package homepage		       	/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-string debRecordParser::MD5Hash()
+string debRecordParser::Homepage()
+{
+   return Section.FindS("Homepage");
+}
+									/*}}}*/
+// RecordParser::Hashes - return the available archive hashes		/*{{{*/
+HashStringList debRecordParser::Hashes() const
 {
-   return FindTag("MD5sum");
+   HashStringList hashes;
+   for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+   {
+      std::string const hash = Section.FindS(*type);
+      if (hash.empty() == false)
+	 hashes.push_back(HashString(*type, hash));
+   }
+   return hashes;
 }
 									/*}}}*/
 // RecordParser::Maintainer - Return the maintainer email		/*{{{*/
@@ -63,16 +91,27 @@ string debRecordParser::MD5Hash()
 /* */
 string debRecordParser::Maintainer()
 {
-   return FindTag("Maintainer");
+   return Section.FindS("Maintainer");
 }
 									/*}}}*/
+// RecordParser::RecordField - Return the value of an arbitrary field       /*{{*/
+// ---------------------------------------------------------------------
+/* */
+string debRecordParser::RecordField(const char *fieldName)
+{
+   return Section.FindS(fieldName);
+}
+
+                                                                        /*}}}*/
 // RecordParser::ShortDesc - Return a 1 line description		/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-string debRecordParser::ShortDesc()
+string debRecordParser::ShortDesc(std::string const &lang)
 {
-   string Res = FindTag("Description");
-   string::size_type Pos = Res.find('\n');
+   string const Res = LongDesc(lang);
+   if (Res.empty() == true)
+      return "";
+   string::size_type const Pos = Res.find('\n');
    if (Pos == string::npos)
       return Res;
    return string(Res,0,Pos);
@@ -81,8 +120,92 @@ string debRecordParser::ShortDesc()
 // RecordParser::LongDesc - Return a longer description			/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-string debRecordParser::LongDesc()
+string debRecordParser::LongDesc(std::string const &lang)
 {
-   return string();
+   string orig;
+   if (lang.empty() == true)
+   {
+      std::vector<string> const lang = APT::Configuration::getLanguages();
+      for (std::vector<string>::const_iterator l = lang.begin();
+	    l != lang.end(); ++l)
+      {
+	 std::string const tagname = "Description-" + *l;
+	 orig = Section.FindS(tagname.c_str());
+	 if (orig.empty() == false)
+	    break;
+	 else if (*l == "en")
+	 {
+	    orig = Section.FindS("Description");
+	    if (orig.empty() == false)
+	       break;
+	 }
+      }
+      if (orig.empty() == true)
+	 orig = Section.FindS("Description");
+   }
+   else
+   {
+      std::string const tagname = "Description-" + lang;
+      orig = Section.FindS(tagname.c_str());
+      if (orig.empty() == true && lang == "en")
+	 orig = Section.FindS("Description");
+   }
+
+   char const * const codeset = nl_langinfo(CODESET);
+   if (strcmp(codeset,"UTF-8") != 0) {
+      string dest;
+      UTF8ToCodeset(codeset, orig, &dest);
+      return 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);
+}
+									/*}}}*/
+
+debRecordParser::~debRecordParser() {}