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/* Auxiliary functions for interfacing with SpamAssassin
Copyright (C) 2008-2011, 2015 Sergey Poznyakoff
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
module 'sa'.
const SA_SYMBOLS 0
const SA_REPORT 1
const SA_LEARN_SPAM 2
const SA_LEARN_HAM 3
const SA_FORGET 4
#pragma regex push +extended
static func __sa_format_score0(string code, number prec)
returns string
do
number len length(code)
if len > prec
return substring(code, 0, len - prec-1) . '.' .
substring(code, len - prec, -1)
else
return "0." . replstr("0", prec - len) . code
fi
done
/* Format CODE as a floating-point number with PREC decimal digits, i.e.:
printf("%0.*f", prec, code/pow(10,prec))
in C equivalent.
*/
func sa_format_score(number code, number prec)
returns string
do
if code < 0
return "-" . __sa_format_score0(- code, prec)
else
return __sa_format_score0(code, prec)
fi
done
/* Reformat SpamAssassin report text in order to include it in a
RFC 822 header:
1. Remove the preamble and epilogue parts.
2. Prefix each description line with a "* "
*/
func sa_format_report_header(string text)
returns string
do
number start index(text, "pts rule name")
if start == -1
return text
fi
set start index(text, "\n", start + 1)
if start == -1
return text
fi
set start index(text, "\n", start + 1)
if start == -1
return text
fi
string ret ""
number len length(text)
loop for number i start + 1,
while i < len
do
if substr(text, i) matches '^ *-?[0-9]\.[0-9]'
set pfx "* "
else
set pfx " "
fi
number n index(text, "\n", i)
if n >= 0
set ret ret . pfx . substring(text, i, n)
set i n + 1
else
set ret ret . pfx . substr(text, i)
break
fi
done
return ret
done
func sa(string urlstr, number prec; number flag)
returns number
do
number command
if defined(flag)
set command flag
else
set command SA_SYMBOLS
fi
return spamc(current_message(), urlstr, prec, command)
done
#pragma regex pop
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