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#!/usr/bin/perl -w |
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|
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use strict; |
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use DBI; |
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use CouchDB::Client; |
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use Data::Dump qw/dump/; |
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|
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$|++; |
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|
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my $debug = @ARGV ? 1 : 0; |
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|
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my $database = 'reblog'; |
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|
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my $dbi = "DBI:mysql:database=$database"; |
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$dbi .= ";host=127.0.0.1;port=13306"; # XXX over ssh |
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|
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my $dbh = DBI->connect($dbi,"","",{ RaiseError => 1 }); |
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|
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$dbh->do(qq{ |
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create temporary table published_items as |
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select |
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item_id |
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from |
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items_userdata |
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where |
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label = 'published' and |
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value_numeric = 1 |
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}); |
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|
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my $sql = qq{ |
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select |
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i.id as item_id, |
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-- i.guid as _id, |
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i.link as _id, |
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i.*, |
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f.url as feed_url, |
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f.title as feed_title, |
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f.link as feed_link, |
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f.description as feed_description |
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from items i |
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join published_items p on i.id = p.item_id |
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join feeds f on i.feed_id = f.id |
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where i.id > ? |
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order by i.id asc |
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limit 1000 |
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}; |
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|
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my $sql_tags = qq{ |
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select |
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items_userdata.item_id, |
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value_long as tags, |
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timestamp |
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from items_userdata |
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join published_items p |
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on items_userdata.item_id = p.item_id and label='tags' |
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where |
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items_userdata.item_id > ? |
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order by items_userdata.item_id asc |
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}; |
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|
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my $c = CouchDB::Client->new(uri => 'http://192.168.1.13:5984/'); |
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|
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$c->testConnection or die "The server cannot be reached"; |
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print "CouchDB version " . $c->serverInfo->{version} . "\n"; |
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my $db = $c->newDB( $database ); |
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$db->create unless $c->dbExists( $database ); |
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|
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my $status = $db->newDoc( 'last_sync' ); |
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eval { $status->retrieve }; |
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$status->create if $@; |
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|
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print "status ",dump( $status->{data} ), "\n"; |
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|
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my $last_row = $status->{data}->{last_row_id} || 0; |
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$last_row = 0 if $debug; |
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|
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sub commit_last_row { |
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warn "commit_last_row $last_row\n"; |
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$status->{data}->{last_row_id} = $last_row; |
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$status->update; |
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} |
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|
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print "Fetching items from $dbi id > $last_row\n"; |
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|
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my $sth = $dbh->prepare($sql); |
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$sth->execute( $last_row ); |
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|
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warn dump( $sth->{NAME} ); |
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|
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print "found ",$sth->rows," items to process...\n"; |
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|
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my $sth_tags = $dbh->prepare($sql_tags); |
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$sth_tags->execute( $last_row ); |
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print "found ",$sth_tags->rows, " tags found...\n"; |
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|
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my $count = 0; |
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|
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my $row_tags = $sth_tags->fetchrow_hashref(); |
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|
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while (my $row = $sth->fetchrow_hashref() ) { |
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my $_id = $row->{_id} || "c$count"; |
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$_id =~ s{\W+}{_}g; |
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$_id =~ s{_+$}{}; |
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my $doc = $db->newDoc( $_id ); |
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|
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while ( $row_tags && $row_tags->{item_id} < $row->{item_id} ) { |
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$row_tags = $sth_tags->fetchrow_hashref(); |
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warn "## got tags: ",dump( $row_tags ) if $debug; |
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} |
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|
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sub row2doc { |
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my ( $row, $doc ) = @_; |
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my $a = delete( $row->{xml} ); |
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$doc->addAttachment( 'item.xml', 'application/xhtml+xml', $a ) if $a; |
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$a = delete( $row->{content} ); |
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$doc->addAttachment( 'content.html', 'text/html', $a ) if $a; |
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if ( $row_tags && $row_tags->{item_id} == $row->{item_id} ) { |
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$row->{tags} = [ split(/\s+/, $row_tags->{tags} ) ]; |
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warn "++ ",$row->{item_id}, dump( $row->{tags} ); |
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} |
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$doc->{data} = $row; |
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warn "## ",dump( $row ) if $debug; |
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return $doc; |
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} |
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|
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row2doc( $row, $doc ); |
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|
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eval { $doc->create }; |
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if ( $@ ) { |
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$doc->retrieve; |
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row2doc( $row, $doc )->update; |
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# eval { $doc->update }; |
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warn $@ ? "$count ERROR $_id $@\n" : "$count updated $_id\n"; |
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} else { |
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warn "$count created $_id\n"; |
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} |
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|
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$last_row = $row->{id}; |
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$count++; |
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|
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commit_last_row if $count % 100 == 0 # checkpoint every 100 records |
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} |
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|
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commit_last_row; |
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|
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__END__ |
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|
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$sql = qq{ |
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update items_userdata |
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set value_numeric = 1 |
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where label = 'read' and item_id in ($ids) |
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}; |
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|
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$dbh->do( $sql ); |
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