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Diff for /pandia/crawler between versions 1.2 and 1.4

version 1.2, 2025/06/25 19:38:48 version 1.4, 2025/06/27 16:20:30
Line 9 Line 9
 # Licensed AGPL-3.0  # Licensed AGPL-3.0
 #  #
 # $Log$  # $Log$
   # Revision 1.4  2025/06/27 16:20:30  snw
   # Add blacklist
   #
   # Revision 1.3  2025/06/27 02:14:47  snw
   # Initial operational capability
   #
 # Revision 1.2  2025/06/25 19:38:48  snw  # Revision 1.2  2025/06/25 19:38:48  snw
 # Add indexer  # Add indexer
 #  #
Line 29  use HTML::TreeBuilder; Line 35  use HTML::TreeBuilder;
 use URI;  use URI;
 use DBI;  use DBI;
 use WWW::RobotRules;  use WWW::RobotRules;
 my $rules = WWW::RobotRules->new('pandia-crawler/0.0.1');  use Fcntl qw(:flock);
 use LWP::Simple qw(get);  use LWP::Simple qw(get);
   
   my $rules = WWW::RobotRules->new('pandia-crawler/0.0.1');
 my $dbh = "";  my $dbh = "";
 my $dsn = "";  my $dsn = "";
 my $skips = 0;  my $skips = 0;
Line 45  my $invalid_scheme_skips = 0; Line 52  my $invalid_scheme_skips = 0;
 sub store_url {  sub store_url {
     my ($url, $parent) = @_;      my ($url, $parent) = @_;
   
     if($url ne "" && length($url) <= 255 && substr($url, 0, 6) ne "mailto") {      if($url ne "" && length($url) <= 255 && substr($url, 0, 6) ne "mailto" && substr($url, 0, 4) eq "http") {       
           
         my $u = URI->new($url);          my $u = URI->new($url);
         my $domain = $u->host;          my $domain = $u->host;  
         my $scheme = $u->scheme;          my $scheme = $u->scheme;
   
         my $sth = $dbh->prepare("INSERT INTO url_domains (url_domain) VALUES (?)");          my $sth = $dbh->prepare("INSERT INTO url_domains (url_domain) VALUES (?)");
Line 114  sub crawl_url { Line 121  sub crawl_url {
     my $tree = HTML::TreeBuilder->new();      my $tree = HTML::TreeBuilder->new();
   
     my $response = $http->get($url);      my $response = $http->get($url);
   
   
     $tree->parse($response->{content});      $tree->parse($response->{content});
   
     my @links = $tree->find_by_tag_name('a');      my @links = $tree->find_by_tag_name('a');
Line 147  sub crawl_url { Line 156  sub crawl_url {
 }  }
   
 $| = 1;  $| = 1;
   
 print "pandia crawler v0.0.1\n";  print "pandia crawler v0.0.1\n";
 print " Copyright (C) 2025 Coherent Logic Development LLC\n\n";  print " Copyright (C) 2025 Coherent Logic Development LLC\n\n";
   
Line 174  if($seed ne "") { Line 182  if($seed ne "") {
     print "[OK]\n";      print "[OK]\n";
 }  }
 else {  else {
       open my $file, ">", "pandia_crawler.lock" or die $!; 
       flock $file, LOCK_EX|LOCK_NB or die "Unable to lock file $!";
   
     my $sth = $dbh->prepare("SELECT url FROM crawl_queue");      my $sth = $dbh->prepare("SELECT url FROM crawl_queue");
     $sth->execute();      $sth->execute();
     my $qlen = $sth->rows;      my $qlen = $sth->rows;
Removed from v.1.2  
changed lines
  Added in v.1.4

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