125 lines
3.5 KiB
Perl
125 lines
3.5 KiB
Perl
## @file
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# DBI storage methods for notifications
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## @class
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# DBI storage methods for notifications
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package Lemonldap::NG::Portal::Notification::DBI;
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use strict;
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## @method boolean prereq()
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# Check if DBI parameters are set.
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# @return true if all is OK
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sub prereq {
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my $self = shift;
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$self->{dbiTable} = $self->{table} if ( $self->{table} );
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unless ( $self->{dbiChain} ) {
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$Lemonldap::NG::Common::Conf::msg =
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'"dbiChain" is required in DBI notification type';
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return 0;
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}
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print STDERR __PACKAGE__ . 'Warning: "dbiUser" parameter is not set'
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unless ( $self->{dbiUser} );
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1;
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}
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## @method hashref get(string uid,string ref)
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# In file context, returns notifications corresponding to the user $uid.
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# If $ref is set, returns only notification corresponding to this reference.
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# @param $uid UID
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# @param $ref Notification reference
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# @return hashref where keys are internal reference and values are XML strings
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sub get {
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my ( $self, $uid, $ref ) = @_;
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return () unless ($uid);
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$uid =~ s/'/''/g;
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$ref =~ s/'/''/g;
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$self->_execute(
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"SELECT * FROM $self->{dbiTable} WHERE done IS NULL AND uid='$uid'"
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. ( $ref ? " AND ref='$ref'" : '' )
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. "ORDER BY date" )
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or return ();
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my $result;
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while ( my $h = $self->{sth}->fetchrow_hashref() ) {
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$result->{ "$h->{date}#$h->{uid}#$h->{ref}", $h->{xml} };
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}
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$self->warn( $self->{sth}->err() ) if ( $self->{sth}->err() );
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return $result;
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}
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## @method boolean delete(string myref)
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# Mark a notification as done.
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# @param $myref identifier returned by get
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sub delete {
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my ( $self, $myref ) = @_;
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my ( $d, $u, $r );
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unless ( ( $d, $u, $r ) = ( $myref =~ /^(\d+)#(.+?)#(.+)$/ ) ) {
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$self->warn("Bad reference $myref");
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return 0;
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}
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$u =~ s/'/''/g;
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$r =~ s/'/''/g;
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$d =~ s/'/''/g;
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my @ts = localtime();
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$ts[5] += 1900;
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$ts[4]++;
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return $self->_execute(
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"UPDATE $self->{dbiTable} SET done='$ts[5]-$ts[4],$ts[3] $ts[2]:$ts[1]' WHERE done IS NULL AND date='$d' AND uid='$u' AND ref='$r'"
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);
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}
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## @method boolean newNotif(string date, string uid, string ref, string xml)
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# Insert a new notification
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# @param date Date
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# @param uid UID
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# @param ref Reference of the notification
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# @param xml XML notification
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# @return true if succeed
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sub newNotif {
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my ( $self, $date, $uid, $ref, $xml ) = @_;
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$uid =~ s/'/''/g;
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$ref =~ s/'/''/g;
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$date =~ s/'/''/g;
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$xml = $xml->serialize();
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$xml =~ s/'/''/g;
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return $self->_execute(
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"INSERT INTO $self->{dbiTable} (date,uid,ref,xml) VALUES('$date','$uid','$ref','$xml')"
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);
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}
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## @method private object _execute(string query)
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# Execute a query and catch errors
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# @return number of lines touched or 1 if select succeed
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sub _execute {
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my ( $self, $query ) = @_;
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my $dbh = $self->dbh() or return 0;
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unless ( $self->{sth} = $dbh->prepare($query) ) {
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$self->warn( $dbh->errstr() );
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return 0;
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}
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my $tmp;
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unless ( $tmp = $self->{sth}->execute() ) {
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$self->warn( $self->{sth}->errstr() );
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return 0;
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}
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return $tmp;
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}
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## @method object private dbh()
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# Return the DBI object (build it if needed).
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# @return database handle object
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sub dbh {
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my $self = shift;
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$self->{dbiTable} ||= "notifications";
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return $self->{dbh} if ( $self->{dbh} and $self->{dbh}->ping );
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my $r = DBI->connect_cached(
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$self->{dbiChain}, $self->{dbiUser},
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$self->{dbiPassword}, { RaiseError => 0 }
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);
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print STDERR "$DBI::errstr\n" unless ($r);
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return $r;
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}
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1;
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