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#!/usr/bin/perl |
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|
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use warnings; |
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use strict; |
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|
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# Advanced search syntax: |
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# http://images.isiknowledge.com/WOK46/help/WOS/h_advanced_examples.html |
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|
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our $q = 'AD=Croatia'; |
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my $range_size = 500; |
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my $overlap = 3; # between previous and this range |
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my $skip_results = 1; |
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my $cites_by_year = 1; |
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|
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my $max_cites = 5000; # ISI limit to get cites |
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|
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if ( 0 ) { |
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$q = 'TS=psychology AND AD=Croatia'; |
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$range_size = 50; |
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$overlap = 0; |
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$max_cites = 50; |
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} |
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|
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use WWW::Mechanize; |
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use Data::Dump qw(dump); |
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use File::Path; |
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|
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our $mech = WWW::Mechanize->new( |
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autocheck => 1, |
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cookie_jar => undef, |
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); |
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|
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our $step = 0; |
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our @ranges; |
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|
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my $dir = '/tmp/isi/'; |
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rmtree $dir if -e $dir; |
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mkdir $dir; |
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|
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sub save_mech { |
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my $path = shift; |
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$step++; |
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my $base_path = sprintf('%s/%04d', $dir,$step); |
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$path ||= $base_path; |
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$path .= $mech->{ct} =~ m{html}i ? '.html' : '.txt'; |
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$mech->save_content( $path ); |
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warn "# [$step] $path ", -s $path, " ", $mech->ct, "\n"; |
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open(my $dump, '>', "$base_path.dump.txt"); |
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$mech->dump_all($dump); |
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} |
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|
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warn "# get session"; |
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$mech->get( 'http://isiknowledge.com/?DestApp=WOS' ); |
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save_mech; |
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|
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sub search { |
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warn "# advanced serach"; |
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$mech->follow_link( url_regex => qr/AdvancedSearch/ ); |
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save_mech; |
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|
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warn "# cookie_jar ", dump $mech->cookie_jar; |
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|
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my $q_this = $q; |
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|
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if ( @ranges ) { |
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$q_this .= ' AND (' . join(' OR ', map { "PY=$_" } @{ shift @ranges } ) . ')'; |
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} |
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|
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warn "# submit_form search: $q_this\n"; |
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$mech->submit_form( |
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fields => { |
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'value(input1)' => $q_this, |
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}, |
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); |
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save_mech; |
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|
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warn "# summary"; |
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$mech->follow_link( url_regex => qr/summary/ ); |
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save_mech; |
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} |
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|
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sub get_results { |
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my $desc = shift; |
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my $from = 1; |
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|
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while ( 1 ) { |
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|
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my $to = $from + $range_size; |
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|
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warn "# submit_form results $from - $to\n"; |
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|
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$mech->submit_form( |
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form_name => 'summary_output_form', |
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fields => { |
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record_select_type => 'range', |
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mark_from => $from, |
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mark_to => $to, |
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mark_id => 'WOS', |
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|
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qo_fields => 'fullrecord', |
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citedref => 'citedref', |
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|
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save_options => 'plain_text', |
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|
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fields => 'Full', |
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format => 'save', |
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}, |
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button => 'save', |
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); |
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save_mech; |
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|
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|
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if ( $mech->content =~ m{invalid API call} ) { |
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$mech->back; |
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last; |
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} |
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|
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|
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my $path = "/tmp/isi.$q.$from-$to"; |
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$path .= '.' . $desc if $desc; |
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|
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warn "save $from - $to into $path\n"; |
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$mech->follow_link( url_regex => qr/save_file/ ); |
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save_mech $path; |
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|
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$from += $range_size - $overlap; |
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|
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$mech->back; |
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$mech->back; |
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#save_mech; |
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} |
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} |
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|
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|
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sub citations { |
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warn "# citation report"; |
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$mech->follow_link( url_regex => qr/search_mode=CitationReport/ ); |
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save_mech; |
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|
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warn "view citing articles"; |
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$mech->follow_link( url_regex => qr/search_mode=TotalCitingArticles/ ); |
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save_mech; |
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} |
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|
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sub years { |
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my $years_url = $mech->find_link( url_regex => qr/ra_name=/ ); |
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if ( ! $years_url ) { |
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warn "W: can't find ra_name link\n"; |
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return; |
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} |
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$years_url = $years_url->url_abs; |
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warn "## $years_url"; |
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if ( $years_url !~ s{ra_name=\w+}{ra_name=PublicationYear} ) { |
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warn "W: no ra_name in $years_url\n"; |
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return; |
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} |
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warn "# refine years (hidden by javascript)"; |
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# warn "http://apps.isiknowledge.com/RAMore.do?product=WOS&search_mode=TotalCitingArticles&SID=T1o6bChdN9PGP1LN1Nh&qid=3&ra_mode=more&ra_name=PublicationYear&db_id=WOS&viewType=raMore\n$years_url\n"; |
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$mech->get( $years_url ); |
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save_mech; |
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|
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my $html = $mech->content; |
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my $years; |
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while ( $html =~ s{<label.+?PublicationYear.+?>(\d{4})\s\(([\d,]+)\)</label>}{} ) { |
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my ( $year, $count ) = ( $1, $2 ); |
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$count =~ s{,}{}g; |
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$years->{$year} = $count; |
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} |
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warn "# years ",dump $years; |
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$mech->back; |
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|
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my @y = sort keys %$years; |
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|
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@ranges = (); |
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|
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if ( $cites_by_year ) { |
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push @ranges, [ $_ ] foreach @y; |
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warn "# cites_by_year ranges ", dump @ranges; |
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return; |
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} |
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|
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my $y = shift @y; |
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my $size = $years->{$y}; |
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|
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my $cites_range; |
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$cites_range = [$y] if $y; |
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|
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foreach my $y ( @y ) { |
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if ( $size + $years->{$y} > $max_cites ) { |
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push @ranges, $cites_range; |
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warn "# cites_range $size years ",dump( $cites_range ),$/; |
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|
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$cites_range = []; |
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$size = 0; |
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} |
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$size += $years->{$y}; |
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push @$cites_range, $y; |
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} |
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|
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if ( $cites_range ) { |
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push @ranges, $cites_range; |
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warn "# cites_range $size years ",dump( $cites_range ), " FINAL\n" |
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} |
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|
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warn '# ranges ', dump @ranges; |
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@ranges = () if $#ranges == 1; # just take all |
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|
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return $years; |
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} |
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|
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search; |
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years; |
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get_results unless $skip_results; |
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|
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|
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citations; |
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|
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do { |
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my $part; |
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if ( @ranges ) { |
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$part .= $ranges[0]->[0] . '.'; |
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search; |
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citations; |
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} |
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$part .= 'citing'; |
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get_results $part; |
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} while ( @ranges ); |
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