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///////////////////////////////////////////////////////////////////////////////
// Lisaac Example //
// //
// LSIIT - ULP - CNRS - INRIA - FRANCE //
// //
// 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 of the License, 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/>. //
// //
// http://isaacproject.u-strasbg.fr/ //
///////////////////////////////////////////////////////////////////////////////
Section Header
+ name := MAILER;
- author := "Benoit Sonntag";
- comment := "Extract mail adress for Matthieu.";
Section Inherit
- parent_object:OBJECT := OBJECT;
Section Public
- buffer:STRING := STRING.create 2048;
- mail:HASHED_SET[STRING] := HASHED_SET[STRING].create;
- extract_mail <-
( + idx,begin,end:INTEGER;
+ n:STRING;
idx := buffer.lower;
{idx <= buffer.upper}.while_do {
idx := buffer.index_of '@' since idx;
(idx <= buffer.upper).if {
begin := idx - 1;
{
(begin >= buffer.lower) && {
(buffer.item begin.is_letter_or_digit) ||
{buffer.item begin = '_'} ||
{buffer.item begin = '.'}
}
}.while_do {
begin := begin - 1;
};
begin := begin + 1;
//
end := idx + 1;
{
(end <= buffer.upper) && {
(buffer.item end.is_letter_or_digit) ||
{buffer.item end = '_'} ||
{buffer.item end = '.'}
}
}.while_do {
end := end + 1;
};
end := end - 1;
//
((end - begin) > 3).if {
n := buffer.substring begin to end;
mail.add n;
};
idx := end + 1;
};
};
);
- main <-
( + e:ENTRY;
+ file:STD_FILE;
+ dir:DIRECTORY;
//
// Parse command line option.
//
(COMMAND_LINE.count != 2).if {
"Extract mail for Matthieu (by Sonntag Benoit)\n\
\Usage : mailer <directory>\n\
\Output : mail.txt\n".print;
die_with_code exit_failure_code;
};
//
// Open directory.
//
dir := FILE_SYSTEM;
e := dir.get (COMMAND_LINE.item 1);
((e != NULL) && {e.is_directory}).if {
e := e.open;
(e != NULL).if {
dir.close;
dir ?= e;
} else {
'`'.print;
COMMAND_LINE.item 2.print;
"\': Permission denied.\n".print;
die_with_code exit_failure_code;
};
} else {
'`'.print;
COMMAND_LINE.item 2.print;
"\': No such directory.\n".print;
die_with_code exit_failure_code;
};
//
// Select all text file
//
(dir.lower).to (dir.upper) do { i:INTEGER;
e := dir.item i;
((e.is_file) && {e.name.has_suffix ".txt"}).if {
"Parse : ".print;
e.path.print;
e := e.open;
(e = NULL).if {
" : Not open.".print;
} else {
file ?= e;
buffer.clear;
buffer.set_capacity (file.size.to_integer);
file.read buffer size (file.size);
extract_mail;
file.close;
" \t OK".print;
};
'\n'.print;
};
};
"Result : ".print;
mail.count.print;
" found.\n".print;
//
// Save file.
//
(mail.count != 0).if {
e := dir.make_file "mail.txt";
(e = NULL).if {
"`mail.txt' : File exists, cannot create file.\n".print;
die_with_code exit_failure_code;
};
file ?= e.open;
buffer.clear;
(mail.lower).to (mail.upper - 1) do { j:INTEGER;
buffer.append (mail.item j);
buffer.add_last ';';
buffer.add_last ' ';
};
buffer.append (mail.last);
file.write buffer from 1 size (buffer.count);
file.close;
"Write `mail.txt' ok !\n".print;
};
);
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