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dpavlin |
1.1 |
#!/usr/local/bin/perl -w |
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use LWP::UserAgent; |
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use strict; |
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use DBI; |
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use HTML::TreeBuilder; |
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my $debug=1; |
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my $url = 'http://custom.marketwatch.com/custom/alliance/ftmw/invrel.asp?siteid=!plivadd-0773-4F6D-DHID-QN1112NFTD0X&symb=PLVD'; |
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$debug++ if (lc($ARGV[0]) eq "-d"); |
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my %val; |
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sub print_debug { |
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return if (! $debug); |
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open(DEBUG,">> debug") || warn "can't open debug file!"; |
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print DEBUG "###",@_,"\n"; |
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print @_,"\n"; |
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close(DEBUG); |
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} |
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sub print_val { |
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return if (! $debug); |
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foreach (keys %val) { |
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print "$_: $val{$_}\n"; |
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} |
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} |
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print_debug("debug level $debug"); |
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my $dbh = DBI->connect("DBI:Pg:dbname=corp","","") || die $DBI::errstr; |
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my $ua = new LWP::UserAgent; |
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$ua->agent("pliva_harvester 0.0"); |
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$ua->timeout(60); |
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$ua->env_proxy(); |
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$ua->proxy(['http', 'ftp'], 'http://proxy.pliva.hr:8080/'); |
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my $close_time='21:21:21 CET'; |
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sub insert { |
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my $sth = $dbh->prepare("select count(date) from stocks where date='".$val{date}."'"); |
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$sth->execute(); |
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my ($nr) = $sth->fetchrow_array; |
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if ($nr == 0) { |
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my $sql="insert into stocks values ('$val{date}','LSE',$val{curr},$val{change},$val{high},$val{low},$val{open})"; |
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$sql=~s/,\+(\d)/,$1/g; # nuke + which pgsql doesn't like |
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if ($sql =~ m,n/a,i) { |
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print_val(); |
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print_debug("undefined values found. not inserting in db"); |
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} else { |
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$dbh->do("$sql") || die "$sql\n".$DBI::errstr; |
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} |
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print_debug("sql: $sql\n"); |
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} else { |
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print_debug("skip: $val{date}\n"); |
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} |
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} |
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my $req = HTTP::Request->new(GET => $url); |
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my $tree = HTML::TreeBuilder->new; |
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#my $res = $ua->request($req); |
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#if ($res->is_success) { |
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# print_debug("html: ".$res->content."\n"); |
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# $tree->parse($res->content) || die "can't parse html file!"; |
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if (1) { |
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$tree->parse_file("out-without_proxy") || die "can't parse html file!"; |
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# find date |
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my $t = $tree; |
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# $t = $tree->look_down('_tag', 'td'); |
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# print "##td: ",$t->as_text,"\n"; |
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if ($t = $tree->look_down('class', 'ft-quotedate')) { |
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if ($t->as_text =~ m,(\d+):(\d+) (\d+)/(\d+)/(\d+),) { |
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my ($h,$m,$dd,$mm,$yy) = ($1,$2,$3,$4,$5); |
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my $date=($yy+2000)."-$mm-$dd"; |
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my (undef,undef,$local_h) = localtime(time); |
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$h += 12 if ($local_h - $h > 12); |
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my $time="$h:$m"; |
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print_debug("time: $time date: $date"); |
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$val{date}="$date $time"; |
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} else { |
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die "can't recognise date format ".$t->as_text; |
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} |
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} else { |
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die "can't find date in html"; |
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} |
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# last, change |
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if (my @q = $tree->look_down('class', 'ft-quoteLG')) { |
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if ($#q+1 == 2) { |
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$val{curr} = $q[0]->as_text; |
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$val{change} = $q[1]->as_text; |
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} else { |
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die "can't find 2 classes ft-quoteLG"; |
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} |
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} else { |
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die "can't find class ft-quoteLG (last value and change)"; |
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} |
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# high, low, open |
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if (my @q = $tree->look_down('class', 'ft-quoteMd')) { |
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if ($#q+1 == 11) { |
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$val{high} = $q[1]->as_text; |
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$val{low} = $q[2]->as_text; |
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$val{open} = $q[3]->as_text; |
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} else { |
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die "can't find 11 classes ft-quoteMd"; |
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} |
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} else { |
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die "can't find class ft-quoteMd"; |
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} |
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insert(); |
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} else { |
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warn "can't fetch stock data"; |
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} |
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print_val(); |
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$dbh->disconnect; |
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