Subject: [Boost-commit] svn:boost r72701 - sandbox/SOC/2011/checks/boost/checks
From: pierre.talbot.6114_at_[hidden]
Date: 2011-06-21 07:04:04
Author: trademark
Date: 2011-06-21 07:04:03 EDT (Tue, 21 Jun 2011)
New Revision: 72701
URL: http://svn.boost.org/trac/boost/changeset/72701
Log:
Correction of the isbn10_check_digit, the actual tests run without errors.
Text files modified:
sandbox/SOC/2011/checks/boost/checks/isbn.hpp | 21 ++++++++++++---------
1 files changed, 12 insertions(+), 9 deletions(-)
Modified: sandbox/SOC/2011/checks/boost/checks/isbn.hpp
==============================================================================
--- sandbox/SOC/2011/checks/boost/checks/isbn.hpp (original)
+++ sandbox/SOC/2011/checks/boost/checks/isbn.hpp 2011-06-21 07:04:03 EDT (Tue, 21 Jun 2011)
@@ -50,7 +50,14 @@
}
return (i > 0 || iter != isbn_end) ? false : check % 11 == 0;
}
-
+/*
+template <class In>
+inline bool Is_isbn10(In isbn_begin, In isbn_end)
+{
+ if( isbn_begin == isbn_end ) return false;
+ In iter = isbn_end;
+ return(*(--iter) == isbn10_check_digit(isbn_begin, iter));
+}*/
/** Compute the check digit of the International Standard Book Number (ISBN) of size 10.
* \tparam In Iterator which represent the bound of a sequence of character.
* \param [in] isbn_begin Represents the beginning of the ISBN sequence to check.
@@ -65,20 +72,16 @@
if( isbn_begin == isbn_end ) return false;
In iter = isbn_begin;
int check = 0, i;
- for(i=9; i>0 && iter != isbn_end;)
+ for(i=10; i>1 && iter != isbn_end;)
{
- if( *iter != '-')
+ if(isdigit(*iter))
{
- if(!isdigit(*iter))
- if(i==1 && (*iter == 'x' || *iter == 'X')) check += 10;
- else return false;
- else
- check += i * (*iter - 48);
+ check += i * (*iter - 48);
--i;
}
++iter;
}
- if(i > 0 || iter != isbn_end) return false;
+ if(i > 1 || iter != isbn_end) return false;
check = 11 - check % 11;
return (check == 10) ? 'X' : static_cast<char>(check + 48);
}