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blob 65241eeebf51a44165c92062bd1f868df6d71afd 1468 bytes (raw)
name: lib/PublicInbox/IMAPTracker.pm 	 # note: path name is non-authoritative(*)

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# Copyright (C) 2018 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>

package PublicInbox::IMAPTracker;
use strict;
use warnings;
use DBI;
use DBD::SQLite;
use PublicInbox::Config;

sub create_tables ($)
{
	my ($dbh) = @_;

	$dbh->do(<<'');
CREATE TABLE IF NOT EXISTS imap_last (
	url VARCHAR PRIMARY KEY NOT NULL,
	uid_validity INTEGER NOT NULL,
	uid INTEGER NOT NULL,
	UNIQUE (url)
)

}


sub dbh_new ($)
{
	my ($dbname) = @_;
	my $dbh = DBI->connect("dbi:SQLite:dbname=$dbname", '', '', {
		AutoCommit => 1,
		RaiseError => 1,
		PrintError => 0,
		ReadOnly => 0,
		sqlite_use_immediate_transaction => 1,
	});
	$dbh->{sqlite_unicode} = 1;
	$dbh->do('PRAGMA journal_mode = TRUNCATE');
	$dbh->do('PRAGMA cache_size = 80000');
	create_tables($dbh);
	$dbh;
}

sub get_last($$)
{
	my ($self, $url) = @_;
	my $dbh = $self->{dbh};

	my $sth = $dbh->prepare_cached(<<'', undef, 1);
SELECT uid_validity, uid FROM imap_last WHERE url = ?

	$sth->execute($url);
	$sth->fetchrow_array;
}

sub update_last($$$$)
{
	my ($self, $url, $validity, $last) = @_;
	my $dbh = $self->{dbh};
	my $sth = $dbh->prepare_cached(<<'');
INSERT OR REPLACE INTO imap_last (url, uid_validity, uid)
VALUES (?, ?, ?)

	$sth->execute($url, $validity, $last);
}

sub new {
	my ($class) = @_;
	my $dbname = PublicInbox::Config->config_dir() . "/imap.sqlite3";
	my $dbh = dbh_new($dbname);
	bless { dbname => $dbname, dbh => $dbh }, $class;
}

1;

debug log:

solving 65241eeebf51 ...
found 65241eeebf51 in https://public-inbox.org/meta/874l0i9vhc.fsf_-_@x220.int.ebiederm.org/

applying [1/1] https://public-inbox.org/meta/874l0i9vhc.fsf_-_@x220.int.ebiederm.org/
diff --git a/lib/PublicInbox/IMAPTracker.pm b/lib/PublicInbox/IMAPTracker.pm
new file mode 100644
index 000000000000..65241eeebf51

Checking patch lib/PublicInbox/IMAPTracker.pm...
Applied patch lib/PublicInbox/IMAPTracker.pm cleanly.

index at:
100644 65241eeebf51a44165c92062bd1f868df6d71afd	lib/PublicInbox/IMAPTracker.pm

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

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