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sts1 / uroman /lib /NLP /utilities.pm
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################################################################
# #
# utilities #
# #
################################################################
package NLP::utilities;
use File::Spec;
use Time::HiRes qw(time);
use Time::Local;
use NLP::English;
use NLP::UTF8;
$utf8 = NLP::UTF8;
$englishPM = NLP::English;
%empty_ht = ();
use constant DEBUGGING => 0;
sub member {
local($this,$elem,@array) = @_;
my $a;
if (defined($elem)) {
foreach $a (@array) {
if (defined($a)) {
return 1 if $elem eq $a;
} else {
$DB::single = 1; # debugger breakpoint
print STDERR "\nWarning: Undefined variable utilities::member::a\n";
}
}
} else {
$DB::single = 1; # debugger breakpoint
print STDERR "\nWarning: Undefined variable utilities::member::elem\n";
}
return 0;
}
sub dual_member {
local($this,$elem1,$elem2,*array1,*array2) = @_;
# returns 1 if there exists a position $n
# such that $elem1 occurs at position $n in @array1
# and $elem2 occurs at same position $n in @array2
return 0 unless defined($elem1) && defined($elem2);
my $last_index = ($#array1 < $#array2) ? $#array1 : $#array2; #min
my $a;
my $b;
foreach $i ((0 .. $last_index)) {
return 1 if defined($a = $array1[$i]) && defined($b = $array2[$i]) && ($a eq $elem1) && ($b eq $elem2);
}
return 0;
}
sub sorted_list_equal {
local($this,*list1,*list2) = @_;
return 0 unless $#list1 == $#list2;
foreach $i ((0 .. $#list1)) {
return 0 unless $list1[$i] eq $list2[$i];
}
return 1;
}
sub trim {
local($this, $s) = @_;
$s =~ s/^\s*//;
$s =~ s/\s*$//;
$s =~ s/\s+/ /g;
return $s;
}
sub trim2 {
local($this, $s) = @_;
$s =~ s/^\s*//;
$s =~ s/\s*$//;
return $s;
}
sub trim_left {
local($this, $s) = @_;
$s =~ s/^\s*//;
return $s;
}
sub cap_member {
local($this,$elem,@array) = @_;
my $a;
my $lc_elem = lc $elem;
foreach $a (@array) {
return $a if $lc_elem eq lc $a;
}
return "";
}
sub remove_elem {
local($this,$elem,@array) = @_;
return @array unless $this->member($elem, @array);
@rm_list = ();
foreach $a (@array) {
push(@rm_list, $a) unless $elem eq $a;
}
return @rm_list;
}
sub intersect_p {
local($this,*list1,*list2) = @_;
foreach $elem1 (@list1) {
if (defined($elem1)) {
foreach $elem2 (@list2) {
if (defined($elem2)) {
return 1 if $elem1 eq $elem2;
} else {
$DB::single = 1; # debugger breakpoint
print STDERR "\nWarning: Undefined variable utilities::intersect_p::elem2\n";
}
}
} else {
$DB::single = 1; # debugger breakpoint
print STDERR "\nWarning: Undefined variable utilities::intersect_p::elem1\n";
}
}
return 0;
}
sub intersect_expl_p {
local($this,*list1,@list2) = @_;
foreach $elem1 (@list1) {
foreach $elem2 (@list2) {
return 1 if $elem1 eq $elem2;
}
}
return 0;
}
sub intersection {
local($this,*list1,*list2) = @_;
@intersection_list = ();
foreach $elem1 (@list1) {
foreach $elem2 (@list2) {
push(@intersection_list, $elem1) if ($elem1 eq $elem2) && ! $this->member($elem1, @intersection_list);
}
}
return @intersection_list;
}
sub cap_intersect_p {
local($this,*list1,*list2) = @_;
foreach $elem1 (@list1) {
$lc_elem1 = lc $elem1;
foreach $elem2 (@list2) {
return 1 if $lc_elem1 eq lc $elem2;
}
}
return 0;
}
sub subset_p {
local($this,*list1,*list2) = @_;
foreach $elem1 (@list1) {
return 0 unless $this->member($elem1, @list2);
}
return 1;
}
sub cap_subset_p {
local($this,*list1,*list2) = @_;
foreach $elem1 (@list1) {
return 0 unless $this->cap_member($elem1, @list2);
}
return 1;
}
sub unique {
local($this, @list) = @_;
my %seen = ();
@uniq = ();
foreach $item (@list) {
push(@uniq, $item) unless $seen{$item}++;
}
return @uniq;
}
sub position {
local($this,$elem,@array) = @_;
$i = 0;
foreach $a (@array) {
return $i if $elem eq $a;
$i++;
}
return -1;
}
sub positions {
local($this,$elem,@array) = @_;
$i = 0;
@positions_in_list = ();
foreach $a (@array) {
push(@positions_in_list, $i) if $elem eq $a;
$i++;
}
return @positions_in_list;
}
sub last_position {
local($this,$elem,@array) = @_;
$result = -1;
$i = 0;
foreach $a (@array) {
$result = $i if $elem eq $a;
$i++;
}
return $result;
}
sub rand_n_digit_number {
local($this,$n) = @_;
return 0 unless $n =~ /^[1-9]\d*$/;
$ten_power_n = 10 ** ($n - 1);
return int(rand(9 * $ten_power_n)) + $ten_power_n;
}
# Consider File::Temp
sub new_tmp_filename {
local($this,$filename) = @_;
$loop_limit = 1000;
($dir,$simple_filename) = ($filename =~ /^(.+)\/([^\/]+)$/);
$simple_filename = $filename unless defined($simple_filename);
$new_filename = "$dir/tmp-" . $this->rand_n_digit_number(8) . "-$simple_filename";
while ((-e $new_filename) && ($loop_limit-- >= 0)) {
$new_filename = "$dir/tmp-" . $this->rand_n_digit_number(8) . "-$simple_filename";
}
return $new_filename;
}
# support sorting order: "8", "8.0", "8.5", "8.5.1.", "8.10", "10", "10-12"
sub compare_complex_numeric {
local($this,$a,$b) = @_;
(my $a_num,my $a_rest) = ($a =~ /^(\d+)\D*(.*)$/);
(my $b_num,my $b_rest) = ($b =~ /^(\d+)\D*(.*)$/);
if (defined($a_rest) && defined($b_rest)) {
return ($a_num <=> $b_num)
|| $this->compare_complex_numeric($a_rest,$b_rest);
} else {
return $a cmp $b;
}
}
# support sorting order: "lesson8-ps-v1.9.xml", "Lesson 10_ps-v_1.11.xml"
# approach: segment strings into alphabetic and numerical sections and compare pairwise
sub compare_mixed_alpha_numeric {
local($this,$a,$b) = @_;
($a_alpha,$a_num,$a_rest) = ($a =~ /^(\D*)(\d[-\d\.]*)(.*)$/);
($b_alpha,$b_num,$b_rest) = ($b =~ /^(\D*)(\d[-\d\.]*)(.*)$/);
($a_alpha) = ($a =~ /^(\D*)/) unless defined $a_alpha;
($b_alpha) = ($b =~ /^(\D*)/) unless defined $b_alpha;
# ignore non-alphabetic characters in alpha sections
$a_alpha =~ s/\W|_//g;
$b_alpha =~ s/\W|_//g;
if ($alpha_cmp = lc $a_alpha cmp lc $b_alpha) {
return $alpha_cmp;
} elsif (defined($a_rest) && defined($b_rest)) {
return $this->compare_complex_numeric($a_num,$b_num)
|| $this->compare_mixed_alpha_numeric ($a_rest,$b_rest);
} else {
return (defined($a_num) <=> defined($b_num)) || ($a cmp $b);
}
}
# @sorted_lessons = sort { NLP::utilities->compare_mixed_alpha_numeric($a,$b) } @lessons;
sub html_guarded_p {
local($this,$string) = @_;
return 0 if $string =~ /[<>"]/;
$string .= " ";
@segs = split('&',$string);
shift @segs;
foreach $seg (@segs) {
next if $seg =~ /^[a-z]{2,6};/i;
# next if $seg =~ /^amp;/;
# next if $seg =~ /^quot;/;
# next if $seg =~ /^nbsp;/;
# next if $seg =~ /^gt;/;
# next if $seg =~ /^lt;/;
next if $seg =~ /^#(\d+);/;
next if $seg =~ /^#x([0-9a-fA-F]+);/;
return 0;
}
return 1;
}
sub guard_tooltip_text {
local($this,$string) = @_;
$string =~ s/\xCB\x88/'/g;
return $string;
}
sub guard_html {
local($this,$string,$control_string) = @_;
return "" unless defined($string);
my $guarded_string;
$control_string = "" unless defined($control_string);
return $string if ($string =~ /&/)
&& (! ($control_string =~ /\bstrict\b/))
&& $this->html_guarded_p($string);
$guarded_string = $string;
$guarded_string =~ s/&/&amp;/g;
if ($control_string =~ /slash quote/) {
$guarded_string =~ s/"/\\"/g;
} elsif ($control_string =~ /keep quote/) {
} else {
$guarded_string =~ s/\"/&quot;/g;
}
if ($control_string =~ /escape-slash/) {
$guarded_string =~ s/\//&x2F;/g;
}
$guarded_string =~ s/>/&gt;/g;
$guarded_string =~ s/</&lt;/g;
return $guarded_string;
}
sub unguard_html {
local($this,$string) = @_;
return undef unless defined($string);
$string=~ s[&(\S*?);]{
local $_ = $1;
/^amp$/i ? "&" :
/^quot$/i ? '"' :
/^apos$/i ? "'" :
/^gt$/i ? ">" :
/^lt$/i ? "<" :
/^x2F$/i ? "/" :
/^nbsp$/i ? "\xC2\xA0" :
/^#(\d+)$/ ? $this->chr($1) :
/^#x([0-9a-f]+)$/i ? $this->chr(hex($1)) :
$_
}gex;
return $string;
}
sub unguard_html_r {
local($this,$string) = @_;
return undef unless defined($string);
$string =~ s/&amp;/&/g;
$string =~ s/&quot;/'/g;
$string =~ s/&lt;/</g;
$string =~ s/&gt;/>/g;
($d) = ($string =~ /&#(\d+);/);
while (defined($d)) {
$c = $this->chr($d);
$string =~ s/&#$d;/$c/g;
($d) = ($string =~ /&#(\d+);/);
}
($x) = ($string =~ /&#x([0-9a-f]+);/i);
while (defined($x)) {
$c = $this->chr(hex($x));
$string =~ s/&#x$x;/$c/g;
($x) = ($string =~ /&#x([0-9a-f]+);/i);
}
$string0 = $string;
($x) = ($string =~ /(?:https?|www|\.com)\S*\%([0-9a-f]{2,2})/i);
while (defined($x)) {
$c = $this->chr("%" . hex($x));
$string =~ s/\%$x/$c/g;
($x) = ($string =~ /(?:https?|www|\.com)\S*\%([0-9a-f]{2,2})/i);
}
return $string;
}
sub unguard_html_l {
local($caller,$string) = @_;
return undef unless defined($string);
my $pre;
my $core;
my $post;
my $repl;
my $s = $string;
if (($pre,$core,$post) = ($s =~ /^(.*)&(amp|quot|lt|gt|#\d+|#x[0-9a-f]+);(.*)$/i)) {
$repl = "?";
$repl = "&" if $core =~ /^amp$/i;
$repl = "'" if $core =~ /^quot$/i;
$repl = "<" if $core =~ /^lt$/i;
$repl = ">" if $core =~ /^gt$/i;
if ($core =~ /^#\d+$/i) {
$core2 = substr($core,1);
$repl = $caller->chr($core2);
}
$repl = $caller->chr(hex(substr($core,2))) if $core =~ /^#x[0-9a-f]+$/i;
$s = $pre . $repl . $post;
}
return $s;
}
sub guard_html_quote {
local($caller,$string) = @_;
$string =~ s/"/&quot;/g;
return $string;
}
sub unguard_html_quote {
local($caller,$string) = @_;
$string =~ s/&quot;/"/g;
return $string;
}
sub uri_encode {
local($caller,$string) = @_;
$string =~ s/([^^A-Za-z0-9\-_.!~*()'])/ sprintf "%%%02x", ord $1 /eg;
return $string;
}
sub uri_decode {
local($caller,$string) = @_;
$string =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/eg;
return $string;
}
sub remove_xml_tags {
local($caller,$string) = @_;
$string =~ s/<\/?[a-zA-Z][-_:a-zA-Z0-9]*(\s+[a-zA-Z][-_:a-zA-Z0-9]*=\"[^"]*\")*\s*\/?>//g;
return $string;
}
sub remove_any_tokenization_at_signs_around_xml_tags {
local($caller,$string) = @_;
$string =~ s/(?:\@ \@)?(<[^<>]+>)(?:\@ \@)?/$1/g;
$string =~ s/\@?(<[^<>]+>)\@?/$1/g;
return $string;
}
sub remove_xml_tags_and_any_bordering_at_signs {
# at-signs from tokenization
local($caller,$string) = @_;
$string =~ s/\@?<\/?[a-zA-Z][-_:a-zA-Z0-9]*(\s+[a-zA-Z][-_:a-zA-Z0-9]*=\"[^"]*\")*\s*\/?>\@?//g;
return $string;
}
sub chr {
local($caller,$i) = @_;
return undef unless $i =~ /^\%?\d+$/;
if ($i =~ /^%/) {
$i =~ s/^\%//;
return chr($i) if $i < 128;
return "\x80" | chr($i - 128) if $i < 256;
} else {
return chr($i) if $i < 128;
return ("\xC0" | chr(($i / 64) % 32))
. ("\x80" | chr($i % 64)) if $i < 2048;
return ("\xE0" | chr(int($i / 4096) % 16))
. ("\x80" | chr(int($i / 64) % 64))
. ("\x80" | chr($i % 64)) if $i < 65536;
return ("\xF0" | chr(int($i / 262144) % 8))
. ("\x80" | chr(int($i / 4096) % 64))
. ("\x80" | chr(int($i / 64) % 64))
. ("\x80" | chr($i % 64)) if $i < 2097152;
}
return "?";
}
sub guard_cgi {
local($caller, $string) = @_;
$guarded_string = $string;
if ($string =~ /[\x80-\xFF]/) {
$guarded_string = "";
while ($string ne "") {
$char = substr($string, 0, 1);
$string = substr($string, 1);
if ($char =~ /^[\\ ;\#\&\:\=\"\'\+\?\x00-\x1F\x80-\xFF]$/) {
$hex = sprintf("%2.2x",ord($char));
$guarded_string .= uc "%$hex";
} else {
$guarded_string .= $char;
}
}
} else {
$guarded_string = $string;
$guarded_string =~ s/%/%25/g;
$guarded_string =~ s/\n/%5Cn/g;
$guarded_string =~ s/\t/%5Ct/g;
$guarded_string =~ s/ /%20/g;
$guarded_string =~ s/"/%22/g;
$guarded_string =~ s/#/%23/g;
$guarded_string =~ s/&/%26/g;
$guarded_string =~ s/'/%27/g;
$guarded_string =~ s/\+/%2B/g;
$guarded_string =~ s/\//%2F/g;
$guarded_string =~ s/:/%3A/g;
$guarded_string =~ s/;/%3B/g;
$guarded_string =~ s/</%3C/g;
$guarded_string =~ s/=/%3D/g;
$guarded_string =~ s/>/%3E/g;
$guarded_string =~ s/\?/%3F/g;
}
return $guarded_string;
}
sub repair_cgi_guard {
local($caller,$string) = @_;
# undo second cgi-guard, e.g. "Jo%25C3%25ABlle_Aubron" -> "Jo%C3%ABlle_Aubron"
$string =~ s/(%)25([CD][0-9A-F]%)25([89AB][0-9A-F])/$1$2$3/g;
$string =~ s/(%)25(E[0-9A-F]%)25([89AB][0-9A-F]%)25([89AB][0-9A-F])/$1$2$3$4/g;
return $string;
}
sub unguard_cgi {
local($caller,$string) = @_;
$unguarded_string = $string;
$unguarded_string =~ s/%5Cn/\n/g;
$unguarded_string =~ s/%5Ct/\t/g;
$unguarded_string =~ s/%20/ /g;
$unguarded_string =~ s/%23/#/g;
$unguarded_string =~ s/%26/&/g;
$unguarded_string =~ s/%2B/+/g;
$unguarded_string =~ s/%2C/,/g;
$unguarded_string =~ s/%3A/:/g;
$unguarded_string =~ s/%3D/=/g;
$unguarded_string =~ s/%3F/?/g;
$unguarded_string =~ s/%C3%A9/\xC3\xA9/g;
# more general
($code) = ($unguarded_string =~ /%([0-9A-F]{2,2})/);
while (defined($code)) {
$percent_code = "%" . $code;
$hex_code = sprintf("%c", hex($code));
$unguarded_string =~ s/$percent_code/$hex_code/g;
($code) = ($unguarded_string =~ /%([0-9A-F]{2,2})/);
}
return $unguarded_string;
}
sub regex_guard {
local($caller,$string) = @_;
$guarded_string = $string;
$guarded_string =~ s/([\\\/\^\|\(\)\{\}\$\@\*\+\?\.\[\]])/\\$1/g
if $guarded_string =~ /[\\\/\^\|\(\)\{\}\$\@\*\+\?\.\[\]]/;
return $guarded_string;
}
sub g_regex_spec_tok_p {
local($this,$string) = @_;
# specials: ( ) (?: ) [ ]
return ($string =~ /^(\(\?:|[()\[\]])$/);
}
sub regex_guard_norm {
local($this,$string) = @_;
return $string unless $string =~ /[\[\]\\()$@?+]/;
my $rest = $string;
my @stack = ("");
while ($rest ne "") {
# specials: ( ) (?: ) [ ] ? +
if (($pre, $special, $post) = ($rest =~ /^((?:\\.|[^\[\]()?+])*)(\(\?:|[\[\]()?+])(.*)$/)) {
# print STDERR "Special: $pre *$special* $post\n";
unless ($pre eq "") {
push(@stack, $pre);
while (($#stack >= 1) && (! $this->g_regex_spec_tok_p($stack[$#stack-1]))
&& (! $this->g_regex_spec_tok_p($stack[$#stack]))) {
$s1 = pop @stack;
$s2 = pop @stack;
push(@stack, "$s2$s1");
}
}
if ($special =~ /^[?+]$/) {
push(@stack, "\\") if ($stack[$#stack] eq "")
|| ($this->g_regex_spec_tok_p($stack[$#stack]) && ($stack[$#stack] ne "["));
push(@stack, $special);
} elsif ($special eq "]") {
if (($#stack >= 1) && ($stack[$#stack-1] eq "[") && ! $this->g_regex_spec_tok_p($stack[$#stack])) {
$char_expression = pop @stack;
pop @stack;
push(@stack, "[$char_expression]");
} else {
push(@stack, $special);
}
} elsif (($special =~ /^[()]/) && (($stack[$#stack] eq "[")
|| (($#stack >= 1)
&& ($stack[$#stack-1] eq "[")
&& ! $this->g_regex_spec_tok_p($stack[$#stack])))) {
push(@stack, "\\$special");
} elsif ($special eq ")") {
if (($#stack >= 1) && ($stack[$#stack-1] =~ /^\((\?:)?$/) && ! $this->g_regex_spec_tok_p($stack[$#stack])) {
$alt_expression = pop @stack;
$open_para = pop @stack;
if ($open_para eq "(") {
push(@stack, "(?:$alt_expression)");
} else {
push(@stack, "$open_para$alt_expression)");
}
} else {
push(@stack, $special);
}
} else {
push(@stack, $special);
}
while (($#stack >= 1) && (! $this->g_regex_spec_tok_p($stack[$#stack-1]))
&& (! $this->g_regex_spec_tok_p($stack[$#stack]))) {
$s1 = pop @stack;
$s2 = pop @stack;
push(@stack, "$s2$s1");
}
$rest = $post;
} else {
push(@stack, $rest);
$rest = "";
}
}
# print STDERR "Stack: " . join(";", @stack) . "\n";
foreach $i ((0 .. $#stack)) {
$stack_elem = $stack[$i];
if ($stack_elem =~ /^[()\[\]]$/) {
$stack[$i] = "\\" . $stack[$i];
}
}
return join("", @stack);
}
sub string_guard {
local($caller,$string) = @_;
return "" unless defined($string);
$guarded_string = $string;
$guarded_string =~ s/([\\"])/\\$1/g
if $guarded_string =~ /[\\"]/;
return $guarded_string;
}
sub json_string_guard {
local($caller,$string) = @_;
return "" unless defined($string);
$guarded_string = $string;
$guarded_string =~ s/([\\"])/\\$1/g
if $guarded_string =~ /[\\"]/;
$guarded_string =~ s/\r*\n/\\n/g
if $guarded_string =~ /\n/;
return $guarded_string;
}
sub json_string_unguard {
local($caller,$string) = @_;
return "" unless defined($string);
$string =~ s/\\n/\n/g
if $string =~ /\\n/;
return $string;
}
sub guard_javascript_arg {
local($caller,$string) = @_;
return "" unless defined($string);
$guarded_string = $string;
$guarded_string =~ s/\\/\\\\/g;
$guarded_string =~ s/'/\\'/g;
return $guarded_string;
}
sub guard_substitution_right_hand_side {
# "$1x" => "$1 . \"x\""
local($caller,$string) = @_;
my $result = "";
($pre,$var,$post) = ($string =~ /^([^\$]*)(\$\d)(.*)$/);
while (defined($var)) {
$result .= " . " if $result;
$result .= "\"$pre\" . " unless $pre eq "";
$result .= $var;
$string = $post;
($pre,$var,$post) = ($string =~ /^([^\$]*)(\$\d)(.*)$/);
}
$result .= " . \"$string\"" if $string;
return $result;
}
sub string_starts_with_substring {
local($caller,$string,$substring) = @_;
$guarded_substring = $caller->regex_guard($substring);
return $string =~ /^$guarded_substring/;
}
sub one_string_starts_with_the_other {
local($caller,$s1,$s2) = @_;
return ($s1 eq $s2)
|| $caller->string_starts_with_substring($s1,$s2)
|| $caller->string_starts_with_substring($s2,$s1);
}
sub string_ends_in_substring {
local($caller,$string,$substring) = @_;
$guarded_substring = $caller->regex_guard($substring);
return $string =~ /$guarded_substring$/;
}
sub string_equal_ignore_leading_multiple_or_trailing_blanks {
local($caller,$string1,$string2) = @_;
return 1 if $string1 eq $string2;
$string1 =~ s/\s+/ /;
$string2 =~ s/\s+/ /;
$string1 =~ s/^\s+//;
$string2 =~ s/^\s+//;
$string1 =~ s/\s+$//;
$string2 =~ s/\s+$//;
return $string1 eq $string2;
}
sub strip_substring_from_start_of_string {
local($caller,$string,$substring,$error_code) = @_;
$error_code = "ERROR" unless defined($error_code);
my $reg_surf = $caller->regex_guard($substring);
if ($string =~ /^$guarded_substring/) {
$string =~ s/^$reg_surf//;
return $string;
} else {
return $error_code;
}
}
sub strip_substring_from_end_of_string {
local($caller,$string,$substring,$error_code) = @_;
$error_code = "ERROR" unless defined($error_code);
my $reg_surf = $caller->regex_guard($substring);
if ($string =~ /$reg_surf$/) {
$string =~ s/$reg_surf$//;
return $string;
} else {
return $error_code;
}
}
# to be deprecated
sub lang_code {
local($caller,$language) = @_;
$langPM = NLP::Language->new();
return $langPM->lang_code($language);
}
sub full_language {
local($caller,$lang_code) = @_;
return "Arabic" if $lang_code eq "ar";
return "Chinese" if $lang_code eq "zh";
return "Czech" if $lang_code eq "cs";
return "Danish" if $lang_code eq "da";
return "Dutch" if $lang_code eq "nl";
return "English" if $lang_code eq "en";
return "Finnish" if $lang_code eq "fi";
return "French" if $lang_code eq "fr";
return "German" if $lang_code eq "de";
return "Greek" if $lang_code eq "el";
return "Hebrew" if $lang_code eq "he";
return "Hindi" if $lang_code eq "hi";
return "Hungarian" if $lang_code eq "hu";
return "Icelandic" if $lang_code eq "is";
return "Indonesian" if $lang_code eq "id";
return "Italian" if $lang_code eq "it";
return "Japanese" if $lang_code eq "ja";
return "Kinyarwanda" if $lang_code eq "rw";
return "Korean" if $lang_code eq "ko";
return "Latin" if $lang_code eq "la";
return "Malagasy" if $lang_code eq "mg";
return "Norwegian" if $lang_code eq "no";
return "Pashto" if $lang_code eq "ps";
return "Persian" if $lang_code eq "fa";
return "Polish" if $lang_code eq "pl";
return "Portuguese" if $lang_code eq "pt";
return "Romanian" if $lang_code eq "ro";
return "Russian" if $lang_code eq "ru";
return "Spanish" if $lang_code eq "es";
return "Swedish" if $lang_code eq "sv";
return "Turkish" if $lang_code eq "tr";
return "Urdu" if $lang_code eq "ur";
return "";
}
# to be deprecated
sub short_lang_name {
local($caller,$lang_code) = @_;
$langPM = NLP::Language->new();
return $langPM->shortname($lang_code);
}
sub ml_dir {
local($caller,$language,$type) = @_;
$type = "MSB" unless defined($type);
$lang_code = $langPM->lang_code($language);
return $caller->ml_dir($lang_code, "lex") . "/corpora" if $type eq "corpora";
return "" unless defined($rc);
$ml_home = $rc->ml_home_dir();
return File::Spec->catfile($ml_home, "arabic")
if ($lang_code eq "ar-iq") && ! $caller->member(lc $type,"lex","onto","dict");
$langPM = NLP::Language->new();
$lexdir = $langPM->lexdir($lang_code);
return $lexdir if defined($lexdir);
return "";
}
sub language_lex_filename {
local($caller,$language,$type) = @_;
$langPM = NLP::Language->new();
if (($lang_code = $langPM->lang_code($language))
&& ($ml_dir = $caller->ml_dir($lang_code,$type))
&& ($norm_language = $caller->short_lang_name($lang_code))) {
return "$ml_dir/$norm_language-lex" if ($type eq "lex");
return "$ml_dir/onto" if ($type eq "onto");
return "$ml_dir/$norm_language-english-dict" if ($type eq "dict") && !($lang_code eq "en");
return "";
} else {
return "";
}
}
# filename_without_path is obsolete - replace with
# use File::Basename;
# basename($filename)
sub filename_without_path {
local($caller,$filename) = @_;
$filename =~ s/^.*\/([^\/]+)$/$1/;
return $filename;
}
sub option_string {
local($caller,$input_name,$default,*values,*labels) = @_;
my $s = "<select id=\"$input_name\" name=\"$input_name\" size=\"1\">";
for $i (0 .. $#values) {
my $value = $values[$i];
my $label = $labels[$i];
my $selected_clause = ($default eq $value) ? "selected" : "";
$s .= "<option $selected_clause value=\"$value\">$label</option>";
}
$s .= "</select>";
return $s;
}
sub pes_subseq_surf {
local($this,$start,$length,$langCode,@pes) = @_;
my $surf = "";
if ($start+$length-1 <= $#pes) {
foreach $i ($start .. $start + $length - 1) {
my $pe = $pes[$i];
$surf .= $pe->get("surf","");
$surf .= " " if $langCode =~ /^(ar|en|fr)$/;
}
}
$surf =~ s/\s+$//;
return $surf;
}
sub copyList {
local($this,@list) = @_;
@copy_list = ();
foreach $elem (@list) {
push(@copy_list,$elem);
}
return @copy_list;
}
sub list_with_same_elem {
local($this,$size,$elem) = @_;
@list = ();
foreach $i (0 .. $size-1) {
push(@list,$elem);
}
return @list;
}
sub count_occurrences {
local($this,$s,$substring) = @_;
$occ = 0;
$new = $s;
$guarded_substring = $this->regex_guard($substring);
$new =~ s/$guarded_substring//;
while ($new ne $s) {
$occ++;
$s = $new;
$new =~ s/$guarded_substring//;
}
return $occ;
}
sub position_of_nth_occurrence {
local($this,$s,$substring,$occ) = @_;
return -1 unless $occ > 0;
my $pos = 0;
while (($pos = index($s, $substring, $pos)) >= 0) {
return $pos if $occ == 1;
$occ--;
$pos = $pos + length($substring);
}
return -1;
}
sub has_diff_elements_p {
local($this,@array) = @_;
return 0 if $#array < 1;
$elem = $array[0];
foreach $a (@array) {
return 1 if $elem ne $a;
}
return 0;
}
sub init_log {
local($this,$logfile, $control) = @_;
$control = "" unless defined($control);
if ((DEBUGGING || ($control =~ /debug/i)) && $logfile) {
system("rm -f $logfile");
system("date > $logfile; chmod 777 $logfile");
}
}
sub time_stamp_log {
local($this,$logfile, $control) = @_;
$control = "" unless defined($control);
if ((DEBUGGING || ($control =~ /debug/i)) && $logfile) {
system("date >> $logfile; chmod 777 $logfile");
}
}
sub log {
local($this,$message,$logfile,$control) = @_;
$control = "" unless defined($control);
if ((DEBUGGING || ($control =~ /debug/i)) && $logfile) {
$this->init_log($logfile, $control) unless -w $logfile;
if ($control =~ /timestamp/i) {
$this->time_stamp_log($logfile, $control);
}
$guarded_message = $message;
$guarded_message =~ s/"/\\"/g;
system("echo \"$guarded_message\" >> $logfile");
}
}
sub month_name_to_month_number {
local($this,$month_name) = @_;
$month_name_init = lc substr($month_name,0,3);
return $this->position($month_name_init, "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct", "nov", "dec") + 1;
}
my @short_month_names = ("Jan.","Febr.","March","April","May","June","July","Aug.","Sept.","Oct.","Nov.","Dec.");
my @full_month_names = ("January","February","March","April","May","June","July","August","September","October","November","December");
sub month_number_to_month_name {
local($this,$month_number, $control) = @_;
$month_number =~ s/^0//;
if ($month_number =~ /^([1-9]|1[0-2])$/) {
return ($control && ($control =~ /short/i))
? $short_month_names[$month_number-1]
: $full_month_names[$month_number-1];
} else {
return "";
}
}
sub leap_year {
local($this,$year) = @_;
return 0 if $year % 4 != 0;
return 1 if $year % 400 == 0;
return 0 if $year % 100 == 0;
return 1;
}
sub datetime {
local($this,$format,$time_in_secs, $command) = @_;
$command = "" unless defined($command);
$time_in_secs = time unless defined($time_in_secs) && $time_in_secs;
@time_vector = ($command =~ /\b(gm|utc)\b/i) ? gmtime($time_in_secs) : localtime($time_in_secs);
($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst)=@time_vector;
$thisyear = $year + 1900;
$thismon=(Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec)[$mon];
$thismon2=("Jan.","Febr.","March","April","May","June","July","Aug.","Sept.","Oct.","Nov.","Dec.")[$mon];
$thismonth = $mon + 1;
$thisday=(Sun,Mon,Tue,Wed,Thu,Fri,Sat)[$wday];
$milliseconds = int(($time_in_secs - int($time_in_secs)) * 1000);
$date="$thisday $thismon $mday, $thisyear";
$sdate="$thismon $mday, $thisyear";
$dashedDate = sprintf("%04d-%02d-%02d",$thisyear,$thismonth,$mday);
$slashedDate = sprintf("%02d/%02d/%04d",$mday,$thismonth,$thisyear);
$time=sprintf("%02d:%02d:%02d",$hour,$min,$sec);
$shorttime=sprintf("%d:%02d",$hour,$min);
$shortdatetime = "$thismon2 $mday, $shorttime";
if ($date =~ /undefined/) {
return "";
} elsif ($format eq "date at time") {
return "$date at $time";
} elsif ($format eq "date") {
return "$date";
} elsif ($format eq "sdate") {
return "$sdate";
} elsif ($format eq "ddate") {
return "$dashedDate";
} elsif ($format eq "time") {
return "$time";
} elsif ($format eq "dateTtime+ms") {
return $dashedDate . "T" . $time . "." . $milliseconds;
} elsif ($format eq "dateTtime") {
return $dashedDate . "T" . $time;
} elsif ($format eq "yyyymmdd") {
return sprintf("%04d%02d%02d",$thisyear,$thismonth,$mday);
} elsif ($format eq "short date at time") {
return $shortdatetime;
} else {
return "$date at $time";
}
}
sub datetime_of_last_file_modification {
local($this,$format,$filename) = @_;
return $this->datetime($format,(stat($filename))[9]);
}
sub add_1sec {
local($this,$datetime) = @_;
if (($year,$month,$day,$hour,$minute,$second) = ($datetime =~ /^(\d\d\d\d)-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)$/)) {
$second++;
if ($second >= 60) { $second -= 60; $minute++; }
if ($minute >= 60) { $minute -= 60; $hour++; }
if ($hour >= 24) { $hour -= 24; $day++; }
if ($month =~ /^(01|03|05|07|08|10|12)$/) {
if ($day > 31) { $day -= 31; $month++; }
} elsif ($month =~ /^(04|06|09|11)$/) {
if ($day > 30) { $day -= 30; $month++; }
} elsif (($month eq "02") && $this->leap_year($year)) {
if ($day > 29) { $day -= 29; $month++; }
} elsif ($month eq "02") {
if ($day > 28) { $day -= 28; $month++; }
}
if ($month > 12) { $month -= 12; $year++; }
return sprintf("%04d-%02d-%02dT%02d:%02d:%02d", $year,$month,$day,$hour,$minute,$second);
} else {
return "";
}
}
sub stopwatch {
local($this, $function, $id, *ht, *OUT) = @_;
# function: start|stop|count|report; start|stop times are absolute (in secs.)
my $current_time = time;
# print OUT "Point S stopwatch $function $id $current_time\n";
if ($function eq "start") {
if ($ht{STOPWATCH_START}->{$id}) {
$ht{STOPWATCH_N_RESTARTS}->{$id} = ($ht{STOPWATCH_N_RESTARTS}->{$id} || 0) + 1;
} else {
$ht{STOPWATCH_START}->{$id} = $current_time;
}
} elsif ($function eq "end") {
if ($start_time = $ht{STOPWATCH_START}->{$id}) {
$ht{STOPWATCH_TIME}->{$id} = ($ht{STOPWATCH_TIME}->{$id} || 0) + ($current_time - $start_time);
$ht{STOPWATCH_START}->{$id} = "";
} else {
$ht{STOPWATCH_N_DEAD_ENDS}->{$id} = ($ht{STOPWATCH_N_DEAD_ENDS}->{$id} || 0) + 1;
}
} elsif ($function eq "count") {
$ht{STOPWATCH_COUNT}->{$id} = ($ht{STOPWATCH_COUNT}->{$id} || 0) + 1;
} elsif ($function eq "report") {
my $id2;
foreach $id2 (keys %{$ht{STOPWATCH_START}}) {
if ($start_time = $ht{STOPWATCH_START}->{$id2}) {
$ht{STOPWATCH_TIME}->{$id2} = ($ht{STOPWATCH_TIME}->{$id2} || 0) + ($current_time - $start_time);
$ht{STOPWATCH_START}->{$id2} = $current_time;
}
}
print OUT "Time report:\n";
foreach $id2 (sort { $ht{STOPWATCH_TIME}->{$b} <=> $ht{STOPWATCH_TIME}->{$a} }
keys %{$ht{STOPWATCH_TIME}}) {
my $stopwatch_time = $ht{STOPWATCH_TIME}->{$id2};
$stopwatch_time = $this->round_to_n_decimal_places($stopwatch_time, 3);
my $n_restarts = $ht{STOPWATCH_N_RESTARTS}->{$id2};
my $n_dead_ends = $ht{STOPWATCH_N_DEAD_ENDS}->{$id2};
my $start_time = $ht{STOPWATCH_START}->{$id2};
print OUT " $id2: $stopwatch_time seconds";
print OUT " with $n_restarts restart(s)" if $n_restarts;
print OUT " with $n_dead_ends dead end(s)" if $n_dead_ends;
print OUT " (active)" if $start_time;
print OUT "\n";
}
foreach $id2 (sort { $ht{STOPWATCH_COUNT}->{$b} <=> $ht{STOPWATCH_COUNT}->{$a} }
keys %{$ht{STOPWATCH_COUNT}}) {
$count = $ht{STOPWATCH_COUNT}->{$id2};
print OUT " C $id2: $count\n";
}
}
}
sub print_html_banner {
local($this,$text,$bgcolor,*OUT,$control) = @_;
$control = "" unless defined($control);
$bgcolor = "#BBCCFF" unless defined($bgcolor);
print OUT "<table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"0\"><tr bgcolor=\"$bgcolor\"><td>";
print OUT "&nbsp; " unless $text =~ /^\s*<(table|nobr)/;
print OUT $text;
print OUT "</td></tr></table>\n";
print OUT "<br />\n" unless $control =~ /nobr/i;
}
sub print_html_head {
local($this, $title, *OUT, $control, $onload_fc, $add_javascript) = @_;
$control = "" unless defined($control);
$onload_fc = "" unless defined($onload_fc);
$onload_clause = ($onload_fc) ? " onload=\"$onload_fc\"" : "";
$add_javascript = "" unless defined($add_javascript);
$max_age_clause = "";
$max_age_clause = "<meta http-equiv=\"cache-control\" content=\"max-age=3600\" \/>"; # if $control =~ /\bexp1hour\b/;
$css_clause = "";
$css_clause = "\n <link rel=\"stylesheet\" type=\"text/css\" href=\"https://www.isi.edu/~ulf/css/handheld/default.css\" media=\"handheld\"\/>" if $control =~ /css/;
$css_clause .= "\n <link rel=\"stylesheet\" type=\"text/css\" href=\"https://www.isi.edu/~ulf/css/handheld/default.css\" media=\"only screen and (max-device-width:480px)\"\/>" if $control =~ /css/;
$css_clause = "\n <link rel=\"stylesheet\" type=\"text/css\" href=\"https://www.isi.edu/~ulf/css/handheld/default.css\">" if $control =~ /css-handheld/;
$icon_clause = "";
$icon_clause .= "\n <link rel=\"shortcut icon\" href=\"https://www.isi.edu/~ulf/amr/images/AMR-favicon.ico\">" if $control =~ /\bAMR\b/i;
$icon_clause .= "\n <link rel=\"shortcut icon\" href=\"https://www.isi.edu/~ulf/croom/images/CRE-favicon.ico\">" if $control =~ /\bCRE\b/i;
print OUT "\xEF\xBB\xBF\n" unless $control =~ /\bno-bom\b/; # utf8 marker byte order mark
print OUT<<END_OF_HEADER1;
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
$max_age_clause
<title>$title</title>$css_clause$icon_clause
END_OF_HEADER1
;
unless ($control =~ /no javascript/) {
print OUT<<END_OF_HEADER2;
<script type="text/javascript">
<!--
function toggle(id) {
if ((s = document.getElementById(id)) != null) {
if (s.style.display == 'none') {
s.style.display = 'inline';
} else {
s.style.display = 'none';
}
}
}
function toggle_group(group_id, url, new_search_help_id) {
if (((s = document.getElementById('new_search_on_next_click_p')) == null) || (s.value == 0)) {
i = 1;
id = group_id + '_' + i;
while ((s = document.getElementById(id)) != null) {
if (s.style.display == 'none') {
s.style.display = 'inline';
} else {
s.style.display = 'none';
}
i = i + 1;
id = group_id + '_' + i;
}
}
if ((s = document.getElementById('new_search_on_next_click_p')) != null) {
new_search_value = s.value;
s.value = 0;
if ((new_search_help_id != 0) && ((s2 = document.getElementById(new_search_help_id)) != null)) {
s2.style.display = 'none';
}
if ((new_search_value == 1) && (url != 0)) {
popUpBottom(url,750,400);
}
}
}
function set_group_display(group_id, value) {
i = 1;
id = group_id + '_' + i;
while ((s = document.getElementById(id)) != null) {
s.style.display = value;
i = i + 1;
id = group_id + '_' + i;
}
}
function popUpBottom(URL,width,height) {
day = new Date();
id = day.getTime();
eval("myWindow = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=" + width + ",height=" + height + "');");
}
function popUpWarning(warning) {
newwindow=window.open('','Warning','height=160,width=400,resizable=1,scrollbars=1,toolbar=0,statusbar=0,menubar=0');
var tmp = newwindow.document;
tmp.write('<html>\\n');
tmp.write(' <head><title>AMR Editor Warning</title></head>\\n');
tmp.write(' <body' + ' style="background-color:#FFFFEE;">\\n');
tmp.write(' <h3>Warning</h3>\\n');
tmp.write(' ' + warning + '\\n');
tmp.write(' <p>\\n');
tmp.write(' <input type=\"submit\" title=\"Close this window.\" value=\"OK\" onclick=\"self.close();\">\\n');
tmp.write(' </body>\\n');
tmp.write('</html>\\n');
tmp.close();
}
function new_search_on_next_click(new_search_help_id) {
if ((s = document.getElementById(new_search_help_id)) != null) {
s.style.display = 'inline';
}
if ((s = document.getElementById('new_search_on_next_click_p')) != null) {
s.value = 1;
}
}
function set(id, value) {
if ((s = document.getElementById(id)) != null) {
s.value = value;
}
}
function set_group_pairwise(snt_id, odd_value, even_value) {
gi = 0;
group_id = snt_id + '_' + gi;
i = 1;
id = group_id + '_' + i;
while (((s = document.getElementById(id)) != null) || (gi == 0)) {
while ((s = document.getElementById(id)) != null) {
s.style.display = odd_value;
i = i + 1;
id = group_id + '_' + i;
if ((s = document.getElementById(id)) != null) {
s.style.display = even_value;
}
i = i + 1;
id = group_id + '_' + i;
}
gi = gi + 1;
group_id = snt_id + '_' + gi;
i = 1;
id = group_id + '_' + i;
}
}
function clear(id) {
if (s = document.getElementById(id)) {
s.value = '';
}
}
function goto_page_loc(hash, id, y) {
var s ;
var page_dynamically_created_p = 0;
if (page_dynamically_created_p) {
if ((s = document.getElementById(id)) != null) {
s.checked = "true";
s.focus();
if (document.body.scrollTop > 0) {
document.body.scrollTop += y;
} else {
// document.body.scrollTop = document.body.scrollHeight;
// s.focus();
}
}
} else {
window.location.hash = hash;
if ((s = document.getElementById(id)) != null) {
s.checked = "true";
}
}
}
function redirect(url) {
window.location = url;
}
function initialize() {
}
$add_javascript
-->
</script>
END_OF_HEADER2
;
}
print OUT<<END_OF_HEADER3;
</head>
<body bgcolor="#FFFFEE"$onload_clause>
END_OF_HEADER3
;
}
sub print_html_foot {
local($this, *OUT) = @_;
print OUT " </body>\n";
print OUT "</html>\n";
}
sub print_html_page {
local($this, *OUT, $s) = @_;
print OUT "\xEF\xBB\xBF\n";
print OUT "<html>\n";
print OUT " <head>\n";
print OUT " <title>DEBUG</title>\n";
print OUT " <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" \/>\n";
print OUT " <meta http-equiv=\"cache-control\" content=\"max-age=30\" \/>\n";
print OUT " </head>\n";
print OUT " <body>\n";
print OUT " $s\n";
print OUT " </body>\n";
print OUT "</html>\n";
}
sub http_catfile {
local($this, @path) = @_;
$result = File::Spec->catfile(@path);
$result =~ s/(https?):\/([a-zA-Z])/$1:\/\/$2/;
return $result;
}
sub underscore_to_space {
local($this, $s) = @_;
return "" unless defined($s);
$s =~ s/_+/ /g;
return $s;
}
sub space_to_underscore {
local($this, $s) = @_;
return "" unless defined($s);
$s =~ s/ /_/g;
return $s;
}
sub remove_spaces {
local($this, $s) = @_;
$s =~ s/\s//g;
return $s;
}
sub is_punctuation_string_p {
local($this, $s) = @_;
return "" unless $s;
$s = $this->normalize_string($s) if $s =~ /[\x80-\xBF]/;
return $s =~ /^[-_,;:.?!\/\@+*"()]+$/;
}
sub is_rare_punctuation_string_p {
local($this, $s) = @_;
return 0 unless $s =~ /^[\x21-\x2F\x3A\x40\x5B-\x60\x7B-\x7E]{2,}$/;
return 0 if $s =~ /^(\.{2,3}|-{2,3}|\*{2,3}|::|\@?[-\/:]\@?)$/;
return 1;
}
sub simplify_punctuation {
local($this, $s) = @_;
$s =~ s/\xE2\x80\x92/-/g;
$s =~ s/\xE2\x80\x93/-/g;
$s =~ s/\xE2\x80\x94/-/g;
$s =~ s/\xE2\x80\x95/-/g;
$s =~ s/\xE2\x80\x98/`/g;
$s =~ s/\xE2\x80\x99/'/g;
$s =~ s/\xE2\x80\x9A/`/g;
$s =~ s/\xE2\x80\x9C/"/g;
$s =~ s/\xE2\x80\x9D/"/g;
$s =~ s/\xE2\x80\x9E/"/g;
$s =~ s/\xE2\x80\x9F/"/g;
$s =~ s/\xE2\x80\xA2/*/g;
$s =~ s/\xE2\x80\xA4/./g;
$s =~ s/\xE2\x80\xA5/../g;
$s =~ s/\xE2\x80\xA6/.../g;
return $s;
}
sub latin_plus_p {
local($this, $s, $control) = @_;
$control = "" unless defined($control);
return $s =~ /^([\x20-\x7E]|\xC2[\xA1-\xBF]|[\xC3-\xCC][\x80-\xBF]|\xCA[\x80-\xAF]|\xE2[\x80-\xAF][\x80-\xBF])+$/;
}
sub nth_line_in_file {
local($this, $filename, $n) = @_;
return "" unless $n =~ /^[1-9]\d*$/;
open(IN, $filename) || return "";
my $line_no = 0;
while (<IN>) {
$line_no++;
if ($n == $line_no) {
$_ =~ s/\s+$//;
close(IN);
return $_;
}
}
close(IN);
return "";
}
sub read_file {
local($this, $filename) = @_;
my $file_content = "";
open(IN, $filename) || return "";
while (<IN>) {
$file_content .= $_;
}
close(IN);
return $file_content;
}
sub cap_list {
local($this, @list) = @_;
@cap_list = ();
foreach $l (@list) {
($premod, $core) = ($l =~ /^(a|an) (\S.*)$/);
if (defined($premod) && defined($core)) {
push(@cap_list, "$premod \u$core");
} elsif ($this->cap_member($l, "US")) {
push(@cap_list, uc $l);
} else {
push(@cap_list, "\u$l");
}
}
return @cap_list;
}
sub integer_list_with_commas_and_ranges {
local($this, @list) = @_;
my $in_range_p = 0;
my $last_value = 0;
my $result = "";
while (@list) {
$elem = shift @list;
if ($elem =~ /^\d+$/) {
if ($in_range_p) {
if ($elem == $last_value + 1) {
$last_value = $elem;
} else {
$result .= "-$last_value, $elem";
if (@list && ($next = $list[0]) && ($elem =~ /^\d+$/) && ($next =~ /^\d+$/)
&& ($next == $elem + 1)) {
$last_value = $elem;
$in_range_p = 1;
} else {
$in_range_p = 0;
}
}
} else {
$result .= ", $elem";
if (@list && ($next = $list[0]) && ($elem =~ /^\d+$/) && ($next =~ /^\d+$/)
&& ($next == $elem + 1)) {
$last_value = $elem;
$in_range_p = 1;
}
}
} else {
if ($in_range_p) {
$result .= "-$last_value, $elem";
$in_range_p = 0;
} else {
$result .= ", $elem";
}
}
}
if ($in_range_p) {
$result .= "-$last_value";
}
$result =~ s/^,\s*//;
return $result;
}
sub comma_append {
local($this, $a, $b) = @_;
if (defined($a) && ($a =~ /\S/)) {
if (defined($b) && ($b =~ /\S/)) {
return "$a,$b";
} else {
return $a;
}
} else {
if (defined($b) && ($b =~ /\S/)) {
return $b;
} else {
return "";
}
}
}
sub version {
return "3.17";
}
sub print_stderr {
local($this, $message, $verbose) = @_;
$verbose = 1 unless defined($verbose);
print STDERR $message if $verbose;
return 1;
}
sub print_log {
local($this, $message, *LOG, $verbose) = @_;
$verbose = 1 unless defined($verbose);
print LOG $message if $verbose;
return 1;
}
sub compare_alignment {
local($this, $a, $b, $delimiter) = @_;
$delimiter = "-" unless $delimiter;
my @a_list = split($delimiter, $a);
my @b_list = split($delimiter, $b);
while (@a_list && @b_list) {
$a_head = shift @a_list;
$b_head = shift @b_list;
next if $a_head eq $b_head;
return $a_head <=> $b_head if ($a_head =~ /^\d+$/) && ($b_head =~ /^\d+$/);
return $a_head cmp $b_head;
}
return -1 if @a_list;
return 1 if @b_list;
return 0;
}
sub normalize_string {
# normalize punctuation, full-width characters (to ASCII)
local($this, $s, $control) = @_;
$control = "" unless defined($control);
$norm_s = $s;
$norm_s =~ tr/A-Z/a-z/;
$norm_s =~ s/ \@([-:\/])/ $1/g; # non-initial left @
$norm_s =~ s/^\@([-:\/])/$1/; # initial left @
$norm_s =~ s/([-:\/])\@ /$1 /g; # non-initial right @
$norm_s =~ s/([-:\/])\@$/$1/; # initial right @
$norm_s =~ s/([\(\)"])([,;.?!])/$1 $2/g;
$norm_s =~ s/\bcannot\b/can not/g;
$norm_s =~ s/\xC2\xAD/-/g; # soft hyphen
$norm_s =~ s/\xE2\x80\x94/-/g; # em dash
$norm_s =~ s/\xE2\x80\x95/-/g; # horizontal bar
$norm_s =~ s/\xE2\x80\x98/`/g; # grave accent
$norm_s =~ s/\xE2\x80\x99/'/g; # apostrophe
$norm_s =~ s/\xE2\x80\x9C/"/g; # left double quote mark
$norm_s =~ s/\xE2\x80\x9D/"/g; # right double quote mark
$norm_s =~ s/\xE2\x94\x80/-/g; # box drawings light horizontal
$norm_s =~ s/\xE2\x94\x81/-/g; # box drawings heavy horizontal
$norm_s =~ s/\xE3\x80\x81/,/g; # ideographic comma
$norm_s =~ s/\xE3\x80\x82/./g; # ideographic full stop
$norm_s =~ s/\xE3\x80\x88/"/g; # left angle bracket
$norm_s =~ s/\xE3\x80\x89/"/g; # right angle bracket
$norm_s =~ s/\xE3\x80\x8A/"/g; # left double angle bracket
$norm_s =~ s/\xE3\x80\x8B/"/g; # right double angle bracket
$norm_s =~ s/\xE3\x80\x8C/"/g; # left corner bracket
$norm_s =~ s/\xE3\x80\x8D/"/g; # right corner bracket
$norm_s =~ s/\xE3\x80\x8E/"/g; # left white corner bracket
$norm_s =~ s/\xE3\x80\x8F/"/g; # right white corner bracket
$norm_s =~ s/\xE3\x83\xBB/\xC2\xB7/g; # katakana middle dot -> middle dot
$norm_s =~ s/\xEF\xBB\xBF//g; # UTF8 marker
if ($control =~ /\bzh\b/i) {
# de-tokenize Chinese
unless ($control =~ /\bpreserve-tok\b/) {
while ($norm_s =~ /[\xE0-\xEF][\x80-\xBF][\x80-\xBF] [\xE0-\xEF][\x80-\xBF][\x80-\xBF]/) {
$norm_s =~ s/([\xE0-\xEF][\x80-\xBF][\x80-\xBF]) ([\xE0-\xEF][\x80-\xBF][\x80-\xBF])/$1$2/g;
}
$norm_s =~ s/([\xE0-\xEF][\x80-\xBF][\x80-\xBF]) ([\x21-\x7E])/$1$2/g;
$norm_s =~ s/([\x21-\x7E]) ([\xE0-\xEF][\x80-\xBF][\x80-\xBF])/$1$2/g;
}
# fullwidth characters
while ($norm_s =~ /\xEF\xBC[\x81-\xBF]/) {
($pre,$fullwidth,$post) = ($norm_s =~ /^(.*)(\xEF\xBC[\x81-\xBF])(.*)$/);
$fullwidth =~ s/^\xEF\xBC//;
$fullwidth =~ tr/[\x81-\xBF]/[\x21-\x5F]/;
$norm_s = "$pre$fullwidth$post";
}
while ($norm_s =~ /\xEF\xBD[\x80-\x9E]/) {
($pre,$fullwidth,$post) = ($norm_s =~ /^(.*)(\xEF\xBD[\x80-\x9E])(.*)$/);
$fullwidth =~ s/^\xEF\xBD//;
$fullwidth =~ tr/[\x80-\x9E]/[\x60-\x7E]/;
$norm_s = "$pre$fullwidth$post";
}
$norm_s =~ tr/A-Z/a-z/ unless $control =~ /\bpreserve-case\b/;
unless ($control =~ /\bpreserve-tok\b/) {
while ($norm_s =~ /[\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E] [\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E]/) {
$norm_s =~ s/([\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E]) ([\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E])/$1$2/g;
}
$norm_s =~ s/([\x21-\x7E]) ([\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E])/$1$2/g;
$norm_s =~ s/([\x21-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E]) ([\x21-\x7E])/$1$2/g;
$norm_s =~ s/ (\xC2\xA9|\xC2\xB7|\xC3\x97) /$1/g; # copyright sign, middle dot, multiplication sign
}
}
if (($control =~ /\bzh\b/i) && ($control =~ /\bnorm-char\b/)) {
$norm_s =~ s/\xE6\x96\xBC/\xE4\xBA\x8E/g; # feng1 (first char. of Chin. "lie low", line 1308)
$norm_s =~ s/\xE6\xAD\xA7/\xE5\xB2\x90/g; # qi2 (second char. of Chin. "difference", line 1623)
$norm_s =~ s/\xE8\x82\xB2/\xE6\xAF\x93/g; # yu4 (second char. of Chin. "sports", line 440)
$norm_s =~ s/\xE8\x91\x97/\xE7\x9D\x80/g; # zhao (second char. of Chin. "prominent", line 4)
$norm_s =~ s/\xE9\x81\x87/\xE8\xBF\x82/g; # yu4 (second char. of Chin. "good luck", line 959)
}
if ($control =~ /\bspurious-punct\b/) {
$norm_s =~ s/^\s*[-_\." ]+//;
$norm_s =~ s/[-_\." ]+\s*$//;
$norm_s =~ s/\(\s+end\s+\)\s*$//i;
$norm_s =~ s/^\s*null\s*$//i;
}
$norm_s =~ s/^\s+//;
$norm_s =~ s/\s+$//;
$norm_s =~ s/\s+/ /g;
return $norm_s;
}
sub normalize_extreme_string {
local($this, $s, $control) = @_;
$control = "" unless defined($control);
$norm_s = $s;
$norm_s =~ s/\xE2\xA9\xBE/\xE2\x89\xA5/g; # slanted greater than or equal to
return $norm_s;
}
sub increase_ht_count {
local($this, *ht, $incr, @path) = @_;
if ($#path == 0) {
$ht{($path[0])} = ($ht{($path[0])} || 0) + $incr;
} elsif ($#path == 1) {
$ht{($path[0])}->{($path[1])}
= ($ht{($path[0])}->{($path[1])} || 0) + $incr;
} elsif ($#path == 2) {
$ht{($path[0])}->{($path[1])}->{($path[2])}
= ($ht{($path[0])}->{($path[1])}->{($path[2])} || 0) + $incr;
} elsif ($#path == 3) {
$ht{($path[0])}->{($path[1])}->{($path[2])}->{($path[3])}
= ($ht{($path[0])}->{($path[1])}->{($path[2])}->{($path[3])} || 0) + $incr;
} elsif ($#path == 4) {
$ht{($path[0])}->{($path[1])}->{($path[2])}->{($path[3])}->{($path[4])}
= ($ht{($path[0])}->{($path[1])}->{($path[2])}->{($path[3])}->{($path[4])} || 0) + $incr;
} else {
print STDERR "increase_ht_count unsupported for path of length " . ($#path + 1) . "\n";
}
}
sub adjust_numbers {
# non-negative integers
local($this, $s, $delta) = @_;
$result = "";
while ($s =~ /\d/) {
($pre,$i,$post) = ($s =~ /^([^0-9]*)(\d+)([^0-9].*|)$/);
$result .= $pre . ($i + $delta);
$s = $post;
}
$result .= $s;
return $result;
}
sub first_defined {
local($this, @list) = @_;
foreach $elem (@list) {
return $elem if defined($elem);
}
return "";
}
sub first_defined_non_empty {
local($this, @list) = @_;
foreach $item (@list) {
return $item if defined($item) && ($item ne "");
}
return "";
}
sub elem_after_member_list {
local($this,$elem,@array) = @_;
my @elem_after_member_list = ();
foreach $i ((0 .. ($#array - 1))) {
push(@elem_after_member_list, $array[$i+1]) if $elem eq $array[$i];
}
return join(" ", @elem_after_member_list);
}
sub add_value_to_list {
local($this,$s,$value,$sep) = @_;
$s = "" unless defined($s);
$sep = "," unless defined($sep);
return ($s =~ /\S/) ? "$s$sep$value" : $value;
}
sub add_new_value_to_list {
local($this,$s,$value,$sep) = @_;
$s = "" unless defined($s);
$sep = "," unless defined($sep);
my @values = split(/$sep/, $s);
push(@values, $value) if defined($value) && ! $this->member($value, @values);
return join($sep, @values);
}
sub add_new_hash_value_to_list {
local($this,*ht,$key,$value,$sep) = @_;
$sep = "," unless defined($sep);
my $value_s = $ht{$key};
if (defined($value_s)) {
my @values = split(/$sep/, $value_s);
push(@values, $value) unless $this->member($value, @values);
$ht{$key} = join($sep, @values);
} else {
$ht{$key} = $value;
}
}
sub ip_info {
local($this, $ip_address) = @_;
my %ip_map = ();
$ip_map{"128.9.208.69"} = "Ulf Hermjakob (bach.isi.edu)";
$ip_map{"128.9.208.169"} = "Ulf Hermjakob (brahms.isi.edu)";
$ip_map{"128.9.184.148"} = "Ulf Hermjakob (beethoven.isi.edu ?)";
$ip_map{"128.9.184.162"} = "Ulf Hermjakob (beethoven.isi.edu)";
$ip_map{"128.9.176.39"} = "Kevin Knight";
$ip_map{"128.9.184.187"} = "Kevin Knight";
$ip_map{"128.9.216.56"} = "Kevin Knight";
$ip_map{"128.9.208.155"} = "cage.isi.edu";
return ($ip_name = $ip_map{$ip_address}) ? "$ip_address - $ip_name" : $ip_address;
}
# from standalone de-accent.pl
sub de_accent_string {
local($this, $s) = @_;
$s =~ tr/A-Z/a-z/;
unless (0) {
# Latin-1
if ($s =~ /\xC3[\x80-\xBF]/) {
$s =~ s/(À|Á|Â|Ã|Ä|Å)/A/g;
$s =~ s/Æ/Ae/g;
$s =~ s/Ç/C/g;
$s =~ s/Ð/D/g;
$s =~ s/(È|É|Ê|Ë)/E/g;
$s =~ s/(Ì|Í|Î|Ï)/I/g;
$s =~ s/Ñ/N/g;
$s =~ s/(Ò|Ó|Ô|Õ|Ö|Ø)/O/g;
$s =~ s/(Ù|Ú|Û|Ü)/U/g;
$s =~ s/Þ/Th/g;
$s =~ s/Ý/Y/g;
$s =~ s/(à|á|â|ã|ä|å)/a/g;
$s =~ s/æ/ae/g;
$s =~ s/ç/c/g;
$s =~ s/(è|é|ê|ë)/e/g;
$s =~ s/(ì|í|î|ï)/i/g;
$s =~ s/ð/d/g;
$s =~ s/ñ/n/g;
$s =~ s/(ò|ó|ô|õ|ö)/o/g;
$s =~ s/ß/ss/g;
$s =~ s/þ/th/g;
$s =~ s/(ù|ú|û|ü)/u/g;
$s =~ s/(ý|ÿ)/y/g;
}
# Latin Extended-A
if ($s =~ /[\xC4-\xC5][\x80-\xBF]/) {
$s =~ s/(Ā|Ă|Ą)/A/g;
$s =~ s/(ā|ă|ą)/a/g;
$s =~ s/(Ć|Ĉ|Ċ|Č)/C/g;
$s =~ s/(ć|ĉ|ċ|č)/c/g;
$s =~ s/(Ď|Đ)/D/g;
$s =~ s/(ď|đ)/d/g;
$s =~ s/(Ē|Ĕ|Ė|Ę|Ě)/E/g;
$s =~ s/(ē|ĕ|ė|ę|ě)/e/g;
$s =~ s/(Ĝ|Ğ|Ġ|Ģ)/G/g;
$s =~ s/(ĝ|ğ|ġ|ģ)/g/g;
$s =~ s/(Ĥ|Ħ)/H/g;
$s =~ s/(ĥ|ħ)/h/g;
$s =~ s/(Ĩ|Ī|Ĭ|Į|İ)/I/g;
$s =~ s/(ĩ|ī|ĭ|į|ı)/i/g;
$s =~ s/IJ/Ij/g;
$s =~ s/ij/ij/g;
$s =~ s/Ĵ/J/g;
$s =~ s/ĵ/j/g;
$s =~ s/Ķ/K/g;
$s =~ s/(ķ|ĸ)/k/g;
$s =~ s/(Ĺ|Ļ|Ľ|Ŀ|Ł)/L/g;
$s =~ s/(ļ|ľ|ŀ|ł)/l/g;
$s =~ s/(Ń|Ņ|Ň|Ŋ)/N/g;
$s =~ s/(ń|ņ|ň|ʼn|ŋ)/n/g;
$s =~ s/(Ō|Ŏ|Ő)/O/g;
$s =~ s/(ō|ŏ|ő)/o/g;
$s =~ s/Œ/Oe/g;
$s =~ s/œ/oe/g;
$s =~ s/(Ŕ|Ŗ|Ř)/R/g;
$s =~ s/(ŕ|ŗ|ř)/r/g;
$s =~ s/(Ś|Ŝ|Ş|Š)/S/g;
$s =~ s/(ś|ŝ|ş|š|ſ)/s/g;
$s =~ s/(Ţ|Ť|Ŧ)/T/g;
$s =~ s/(ţ|ť|ŧ)/t/g;
$s =~ s/(Ũ|Ū|Ŭ|Ů|Ű|Ų)/U/g;
$s =~ s/(ũ|ū|ŭ|ů|ű|ų)/u/g;
$s =~ s/Ŵ/W/g;
$s =~ s/ŵ/w/g;
$s =~ s/(Ŷ|Ÿ)/Y/g;
$s =~ s/ŷ/y/g;
$s =~ s/(Ź|Ż|Ž)/Z/g;
$s =~ s/(ź|ż|ž)/z/g;
}
# Latin Extended-B
if ($s =~ /[\xC7-\xC7][\x80-\xBF]/) {
$s =~ s/(\xC7\x8D)/A/g;
$s =~ s/(\xC7\x8E)/a/g;
$s =~ s/(\xC7\x8F)/I/g;
$s =~ s/(\xC7\x90)/i/g;
$s =~ s/(\xC7\x91)/O/g;
$s =~ s/(\xC7\x92)/o/g;
$s =~ s/(\xC7\x93)/U/g;
$s =~ s/(\xC7\x94)/u/g;
$s =~ s/(\xC7\x95)/U/g;
$s =~ s/(\xC7\x96)/u/g;
$s =~ s/(\xC7\x97)/U/g;
$s =~ s/(\xC7\x98)/u/g;
$s =~ s/(\xC7\x99)/U/g;
$s =~ s/(\xC7\x9A)/u/g;
$s =~ s/(\xC7\x9B)/U/g;
$s =~ s/(\xC7\x9C)/u/g;
}
# Latin Extended Additional
if ($s =~ /\xE1[\xB8-\xBF][\x80-\xBF]/) {
$s =~ s/(ḁ|ạ|ả|ấ|ầ|ẩ|ẫ|ậ|ắ|ằ|ẳ|ẵ|ặ|ẚ)/a/g;
$s =~ s/(ḃ|ḅ|ḇ)/b/g;
$s =~ s/(ḉ)/c/g;
$s =~ s/(ḋ|ḍ|ḏ|ḑ|ḓ)/d/g;
$s =~ s/(ḕ|ḗ|ḙ|ḛ|ḝ|ẹ|ẻ|ẽ|ế|ề|ể|ễ|ệ)/e/g;
$s =~ s/(ḟ)/f/g;
$s =~ s/(ḡ)/g/g;
$s =~ s/(ḣ|ḥ|ḧ|ḩ|ḫ)/h/g;
$s =~ s/(ḭ|ḯ|ỉ|ị)/i/g;
$s =~ s/(ḱ|ḳ|ḵ)/k/g;
$s =~ s/(ḷ|ḹ|ḻ|ḽ)/l/g;
$s =~ s/(ḿ|ṁ|ṃ)/m/g;
$s =~ s/(ṅ|ṇ|ṉ|ṋ)/m/g;
$s =~ s/(ọ|ỏ|ố|ồ|ổ|ỗ|ộ|ớ|ờ|ở|ỡ|ợ|ṍ|ṏ|ṑ|ṓ)/o/g;
$s =~ s/(ṕ|ṗ)/p/g;
$s =~ s/(ṙ|ṛ|ṝ|ṟ)/r/g;
$s =~ s/(ṡ|ṣ|ṥ|ṧ|ṩ|ẛ)/s/g;
$s =~ s/(ṫ|ṭ|ṯ|ṱ)/t/g;
$s =~ s/(ṳ|ṵ|ṷ|ṹ|ṻ|ụ|ủ|ứ|ừ|ử|ữ|ự)/u/g;
$s =~ s/(ṽ|ṿ)/v/g;
$s =~ s/(ẁ|ẃ|ẅ|ẇ|ẉ|ẘ)/w/g;
$s =~ s/(ẋ|ẍ)/x/g;
$s =~ s/(ẏ|ỳ|ỵ|ỷ|ỹ|ẙ)/y/g;
$s =~ s/(ẑ|ẓ|ẕ)/z/g;
$s =~ s/(Ḁ|Ạ|Ả|Ấ|Ầ|Ẩ|Ẫ|Ậ|Ắ|Ằ|Ẳ|Ẵ|Ặ)/A/g;
$s =~ s/(Ḃ|Ḅ|Ḇ)/B/g;
$s =~ s/(Ḉ)/C/g;
$s =~ s/(Ḋ|Ḍ|Ḏ|Ḑ|Ḓ)/D/g;
$s =~ s/(Ḕ|Ḗ|Ḙ|Ḛ|Ḝ|Ẹ|Ẻ|Ẽ|Ế|Ề|Ể|Ễ|Ệ)/E/g;
$s =~ s/(Ḟ)/F/g;
$s =~ s/(Ḡ)/G/g;
$s =~ s/(Ḣ|Ḥ|Ḧ|Ḩ|Ḫ)/H/g;
$s =~ s/(Ḭ|Ḯ|Ỉ|Ị)/I/g;
$s =~ s/(Ḱ|Ḳ|Ḵ)/K/g;
$s =~ s/(Ḷ|Ḹ|Ḻ|Ḽ)/L/g;
$s =~ s/(Ḿ|Ṁ|Ṃ)/M/g;
$s =~ s/(Ṅ|Ṇ|Ṉ|Ṋ)/N/g;
$s =~ s/(Ṍ|Ṏ|Ṑ|Ṓ|Ọ|Ỏ|Ố|Ồ|Ổ|Ỗ|Ộ|Ớ|Ờ|Ở|Ỡ|Ợ)/O/g;
$s =~ s/(Ṕ|Ṗ)/P/g;
$s =~ s/(Ṙ|Ṛ|Ṝ|Ṟ)/R/g;
$s =~ s/(Ṡ|Ṣ|Ṥ|Ṧ|Ṩ)/S/g;
$s =~ s/(Ṫ|Ṭ|Ṯ|Ṱ)/T/g;
$s =~ s/(Ṳ|Ṵ|Ṷ|Ṹ|Ṻ|Ụ|Ủ|Ứ|Ừ|Ử|Ữ|Ự)/U/g;
$s =~ s/(Ṽ|Ṿ)/V/g;
$s =~ s/(Ẁ|Ẃ|Ẅ|Ẇ|Ẉ)/W/g;
$s =~ s/(Ẍ)/X/g;
$s =~ s/(Ẏ|Ỳ|Ỵ|Ỷ|Ỹ)/Y/g;
$s =~ s/(Ẑ|Ẓ|Ẕ)/Z/g;
}
# Greek letters
if ($s =~ /\xCE[\x86-\xAB]/) {
$s =~ s/ά/α/g;
$s =~ s/έ/ε/g;
$s =~ s/ί/ι/g;
$s =~ s/ϊ/ι/g;
$s =~ s/ΐ/ι/g;
$s =~ s/ό/ο/g;
$s =~ s/ύ/υ/g;
$s =~ s/ϋ/υ/g;
$s =~ s/ΰ/υ/g;
$s =~ s/ώ/ω/g;
$s =~ s/Ά/Α/g;
$s =~ s/Έ/Ε/g;
$s =~ s/Ή/Η/g;
$s =~ s/Ί/Ι/g;
$s =~ s/Ϊ/Ι/g;
$s =~ s/Ύ/Υ/g;
$s =~ s/Ϋ/Υ/g;
$s =~ s/Ώ/Ω/g;
}
# Cyrillic letters
if ($s =~ /\xD0[\x80-\xAF]/) {
$s =~ s/Ѐ/Е/g;
$s =~ s/Ё/Е/g;
$s =~ s/Ѓ/Г/g;
$s =~ s/Ќ/К/g;
$s =~ s/Ѝ/И/g;
$s =~ s/Й/И/g;
$s =~ s/ѐ/е/g;
$s =~ s/ё/е/g;
$s =~ s/ѓ/г/g;
$s =~ s/ќ/к/g;
$s =~ s/ѝ/и/g;
$s =~ s/й/и/g;
}
}
return $s;
}
sub read_de_accent_case_resource {
local($this, $filename, *ht, *LOG, $verbose) = @_;
# e.g. data/char-de-accent-lc.txt
if (open(IN, $filename)) {
my $mode = "de-accent";
my $line_number = 0;
my $n_de_accent_targets = 0;
my $n_de_accent_sources = 0;
my $n_case_entries = 0;
while (<IN>) {
s/^\xEF\xBB\xBF//;
s/\s*$//;
$line_number++;
if ($_ =~ /^#+\s*CASE\b/) {
$mode = "case";
} elsif ($_ =~ /^#+\s*PUNCTUATION NORMALIZATION\b/) {
$mode = "punctuation-normalization";
} elsif ($_ =~ /^#/) {
# ignore comment
} elsif ($_ =~ /^\s*$/) {
# ignore empty line
} elsif (($mode eq "de-accent") && (($char_without_accent, @chars_with_accent) = split(/\s+/, $_))) {
if (keys %{$ht{DE_ACCENT_INV}->{$char_without_accent}}) {
print LOG "Ignoring duplicate de-accent line for target $char_without_accent in l.$line_number in $filename\n" unless $char_without_accent eq "--";
} elsif (@chars_with_accent) {
$n_de_accent_targets++;
foreach $char_with_accent (@chars_with_accent) {
my @prev_target_chars = keys %{$ht{DE_ACCENT}->{$char_with_accent}};
print LOG "Accent character $char_with_accent has duplicate target $char_without_accent (besides @prev_target_chars) in l.$line_number in $filename\n" if @prev_target_chars && (! ($char_without_accent =~ /^[aou]e$/i));
$char_without_accent = "" if $char_without_accent eq "--";
$ht{DE_ACCENT}->{$char_with_accent}->{$char_without_accent} = 1;
$ht{DE_ACCENT1}->{$char_with_accent} = $char_without_accent
if (! defined($ht{DE_ACCENT1}->{$char_with_accent}))
&& ($char_without_accent =~ /^.[\x80-\xBF]*$/);
$ht{DE_ACCENT_INV}->{$char_without_accent}->{$char_with_accent} = 1;
$ht{UPPER_CASE_OR_ACCENTED}->{$char_with_accent} = 1;
$n_de_accent_sources++;
}
} else {
print LOG "Empty de-accent list for $char_without_accent in l.$line_number in $filename\n";
}
} elsif (($mode eq "punctuation-normalization") && (($norm_punct, @unnorm_puncts) = split(/\s+/, $_))) {
if (keys %{$ht{NORM_PUNCT_INV}->{$norm_punct}}) {
print LOG "Ignoring duplicate punctuation-normalization line for target $norm_punct in l.$line_number in $filename\n";
} elsif (@unnorm_puncts) {
foreach $unnorm_punct (@unnorm_puncts) {
my $prev_norm_punct = $ht{NORM_PUNCT}->{$unnorm_punct};
if ($prev_norm_punct) {
print LOG "Ignoring duplicate punctuation normalization $unnorm_punct -> $norm_punct (besides $prev_norm_punct) in l.$line_number in $filename\n";
}
$ht{NORM_PUNCT}->{$unnorm_punct} = $norm_punct;
$ht{NORM_PUNCT_INV}->{$norm_punct}->{$unnorm_punct} = 1;
$ht{LC_DE_ACCENT_CHAR_NORM_PUNCT}->{$unnorm_punct} = $norm_punct;
}
}
} elsif (($mode eq "case") && (($uc_char, $lc_char) = ($_ =~ /^(\S+)\s+(\S+)\s*$/))) {
$ht{UPPER_TO_LOWER_CASE}->{$uc_char} = $lc_char;
$ht{LOWER_TO_UPPER_CASE}->{$lc_char} = $uc_char;
$ht{UPPER_CASE_P}->{$uc_char} = 1;
$ht{LOWER_CASE_P}->{$lc_char} = 1;
$ht{UPPER_CASE_OR_ACCENTED}->{$uc_char} = 1;
$n_case_entries++;
} else {
print LOG "Unrecognized l.$line_number in $filename\n";
}
}
foreach $char (keys %{$ht{UPPER_CASE_OR_ACCENTED}}) {
my $lc_char = $ht{UPPER_TO_LOWER_CASE}->{$char};
$lc_char = $char unless defined($lc_char);
my @de_accend_char_results = sort keys %{$ht{DE_ACCENT}->{$lc_char}};
my $new_char = (@de_accend_char_results) ? $de_accend_char_results[0] : $lc_char;
$ht{LC_DE_ACCENT_CHAR}->{$char} = $new_char;
$ht{LC_DE_ACCENT_CHAR_NORM_PUNCT}->{$char} = $new_char;
}
close(IN);
print LOG "Found $n_case_entries case entries, $n_de_accent_sources/$n_de_accent_targets source/target entries in $line_number lines in file $filename\n" if $verbose;
} else {
print LOG "Can't open $filename\n";
}
}
sub de_accent_char {
local($this, $char, *ht, $default) = @_;
@de_accend_char_results = sort keys %{$ht{DE_ACCENT}->{$char}};
return (@de_accend_char_results) ? @de_accend_char_results : ($default);
}
sub lower_case_char {
local($this, $char, *ht, $default) = @_;
return (defined($lc = $ht{UPPER_TO_LOWER_CASE}->{$char})) ? $lc : $default;
}
sub lower_case_and_de_accent_char {
local($this, $char, *ht) = @_;
my $lc_char = $this->lower_case_char($char, *ht, $char);
return $this->de_accent_char($lc_char, *ht, $lc_char);
}
sub lower_case_and_de_accent_string {
local($this, $string, *ht, $control) = @_;
# $this->stopwatch("start", "lower_case_and_de_accent_string", *ht, *LOG);
my $norm_punct_p = ($control && ($control =~ /norm-punct/i));
my @chars = $this->split_into_utf8_characters($string);
my $result = "";
foreach $char (@chars) {
my @lc_de_accented_chars = $this->lower_case_and_de_accent_char($char, *ht);
if ($norm_punct_p
&& (! @lc_de_accented_chars)) {
my $norm_punct = $ht{NORM_PUNCT}->{$char};
@lc_de_accented_chars = ($norm_punct) if $norm_punct;
}
$result .= ((@lc_de_accented_chars) ? $lc_de_accented_chars[0] : $char);
}
# $this->stopwatch("end", "lower_case_and_de_accent_string", *ht, *LOG);
return $result;
}
sub lower_case_and_de_accent_norm_punct {
local($this, $char, *ht) = @_;
my $new_char = $ht{LC_DE_ACCENT_CHAR_NORM_PUNCT}->{$char};
return (defined($new_char)) ? $new_char : $char;
}
sub lower_case_and_de_accent_string2 {
local($this, $string, *ht, $control) = @_;
my $norm_punct_p = ($control && ($control =~ /norm-punct/i));
# $this->stopwatch("start", "lower_case_and_de_accent_string2", *ht, *LOG);
my $s = $string;
my $result = "";
while (($char, $rest) = ($s =~ /^(.[\x80-\xBF]*)(.*)$/)) {
my $new_char = $ht{LC_DE_ACCENT_CHAR}->{$char};
if (defined($new_char)) {
$result .= $new_char;
} elsif ($norm_punct_p && defined($new_char = $ht{NORM_PUNCT}->{$char})) {
$result .= $new_char;
} else {
$result .= $char;
}
$s = $rest;
}
# $this->stopwatch("end", "lower_case_and_de_accent_string2", *ht, *LOG);
return $result;
}
sub lower_case_string {
local($this, $string, *ht, $control) = @_;
my $norm_punct_p = ($control && ($control =~ /norm-punct/i));
my $s = $string;
my $result = "";
while (($char, $rest) = ($s =~ /^(.[\x80-\xBF]*)(.*)$/)) {
my $lc_char = $ht{UPPER_TO_LOWER_CASE}->{$char};
if (defined($lc_char)) {
$result .= $lc_char;
} elsif ($norm_punct_p && defined($new_char = $ht{NORM_PUNCT}->{$char})) {
$result .= $new_char;
} else {
$result .= $char;
}
$s = $rest;
}
return $result;
}
sub round_to_n_decimal_places {
local($this, $x, $n, $fill_decimals_p) = @_;
$fill_decimals_p = 0 unless defined($fill_decimals_p);
unless (defined($x)) {
return $x;
}
if (($x =~ /^-?\d+$/) && (! $fill_decimals_p)) {
return $x;
}
$factor = 1;
foreach $i ((1 .. $n)) {
$factor *= 10;
}
my $rounded_number;
if ($x > 0) {
$rounded_number = (int(($factor * $x) + 0.5) / $factor);
} else {
$rounded_number = (int(($factor * $x) - 0.5) / $factor);
}
if ($fill_decimals_p) {
($period, $decimals) = ($rounded_number =~ /^-?\d+(\.?)(\d*)$/);
$rounded_number .= "." unless $period || ($n == 0);
foreach ((1 .. ($n - length($decimals)))) {
$rounded_number .= 0;
}
}
return $rounded_number;
}
sub commify {
local($caller,$number) = @_;
my $text = reverse $number;
$text =~ s/(\d\d\d)(?=\d)(?!\d*\.)/$1,/g;
return scalar reverse $text;
}
sub add_javascript_functions {
local($caller,@function_names) = @_;
$add_javascript_function_s = "";
foreach $function_name (@function_names) {
if ($function_name eq "highlight_elems") {
$add_javascript_function_s .= "
function highlight_elems(group_id, value) {
if (group_id != '') {
i = 1;
id = group_id + '-' + i;
while ((s = document.getElementById(id)) != null) {
if (! s.origColor) {
if (s.style.color) {
s.origColor = s.style.color;
} else {
s.origColor = '#000000';
}
}
if (value == '1') {
s.style.color = '#0000FF';
if (s.innerHTML == '-') {
s.style.innerHtml = s.innerHTML;
s.innerHTML = '- &nbsp; &#x2190; <i>here</i>';
s.style.fontWeight = 900;
} else {
s.style.fontWeight = 'bold';
}
} else {
s.style.fontWeight = 'normal';
s.style.color = s.origColor;
if (s.style.innerHtml != null) {
s.innerHTML = s.style.innerHtml;
}
}
i = i + 1;
id = group_id + '-' + i;
}
}
}
";
} elsif ($function_name eq "set_style_for_ids") {
$add_javascript_function_s .= "
function set_style_for_ids(style,id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
s.setAttribute(\"style\", style);
s.style.cssText = style;
}
}
}
";
} elsif ($function_name eq "reset_style_for_ids") {
$add_javascript_function_s .= "
function reset_style_for_ids(default_style,id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
var ostyle = default_style;
if (s.hasAttribute(\"ostyle\")) {
ostyle = s.getAttribute(\"ostyle\");
}
s.setAttribute(\"style\", ostyle);
s.style.cssText = ostyle;
}
}
}
";
} elsif ($function_name eq "underline_ids") {
$add_javascript_function_s .= "
function underline_ids(id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
s.style.textDecoration = 'underline';
}
}
}
";
} elsif ($function_name eq "bold_ids") {
$add_javascript_function_s .= "
function bold_ids(id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
s.style.fontWeight = 'bold';
}
}
}
";
} elsif ($function_name eq "no_textdeco_ids") {
$add_javascript_function_s .= "
function no_textdeco_ids(id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
s.style.textDecoration = 'none';
if (s.hasAttribute(\"ostyle\")) {
ostyle = s.getAttribute(\"ostyle\");
s.setAttribute(\"style\", ostyle);
s.style.cssText = ostyle;
}
}
}
}
";
} elsif ($function_name eq "no_fontweight_ids") {
$add_javascript_function_s .= "
function no_fontweight_ids(id_list) {
var ids = id_list.split(/\\s+/);
var len = ids.length;
var s;
for (var i=0; i<len; i++) {
var id = ids[i];
if ((s = document.getElementById(id)) != null) {
s.style.fontWeight = 'normal';
if (s.hasAttribute(\"ostyle\")) {
ostyle = s.getAttribute(\"ostyle\");
s.setAttribute(\"style\", ostyle);
s.style.cssText = ostyle;
}
}
}
}
";
} elsif ($function_name eq "popUpBottom") {
$add_javascript_function_s .= "
function popUpBottom(URL,width,height) {
day = new Date();
id = day.getTime();
eval(\"myWindow = window.open(URL, '\" + id + \"', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=\" + width + \",height=\" + height + \"');\");
}
";
}
}
return $add_javascript_function_s;
}
sub append_to_file {
local($caller, $filename, $s, $mod) = @_;
my $result = "";
if (-e $filename) {
if (open(OUT, ">>$filename")) {
print OUT $s;
close(OUT);
$result = "Appended";
} else {
$result = "Can't append";
}
} else {
if (open(OUT, ">$filename")) {
print OUT $s;
close(OUT);
$result = "Wrote";
} else {
$result = "Can't write";
}
}
chmod($mod, $filename) if defined($mod) && -e $filename;
return $result;
}
sub square {
local($caller, $x) = @_;
return $x * $x;
}
sub mutual_info {
local($caller, $ab_count, $a_count, $b_count, $total_count, $smoothing) = @_;
$smoothing = 1 unless defined($smoothing);
$ab_count = 0 unless defined($ab_count);
return 0 unless $a_count && $b_count && $total_count;
my $p_ab = $ab_count / $total_count;
my $p_a = $a_count / $total_count;
my $p_b = $b_count / $total_count;
my $expected_ab = $p_a * $p_b * $total_count;
return -99 unless $expected_ab || $smoothing;
return CORE::log(($ab_count + $smoothing) / ($expected_ab + $smoothing));
}
sub mutual_info_multi {
local($caller, $multi_count, $total_count, $smoothing, @counts) = @_;
return 0 unless $total_count;
my $p_indivuals = 1;
foreach $count (@counts) {
return 0 unless $count;
$p_indivuals *= ($count / $total_count);
}
my $expected_multi_count = $p_indivuals * $total_count;
# print STDERR "actual vs. expected multi_count($multi_count, $total_count, $smoothing, @counts) = $multi_count vs. $expected_multi_count\n";
return -99 unless $expected_multi_count || $smoothing;
return CORE::log(($multi_count + $smoothing) / ($expected_multi_count + $smoothing));
}
sub precision_recall_fmeasure {
local($caller, $n_gold, $n_test, $n_shared, $pretty_print_p) = @_;
unless (($n_gold =~ /^[1-9]\d*$/) && ($n_test =~ /^[1-9]\d*$/)) {
$zero = ($pretty_print_p) ? "0%" : 0;
if ($n_gold =~ /^[1-9]\d*$/) {
return ("n/a", $zero, $zero);
} elsif ($n_test =~ /^[1-9]\d*$/) {
return ($zero, "n/a", $zero);
} else {
return ("n/a", "n/a", "n/a");
}
}
my $precision = $n_shared / $n_test;
my $recall = $n_shared / $n_gold;
my $f_measure = ($precision * $recall * 2) / ($precision + $recall);
return ($precision, $recall, $f_measure) unless $pretty_print_p;
my $pretty_precision = $caller->round_to_n_decimal_places(100*$precision, 1) . "%";
my $pretty_recall = $caller->round_to_n_decimal_places(100*$recall, 1) . "%";
my $pretty_f_measure = $caller->round_to_n_decimal_places(100*$f_measure, 1) . "%";
return ($pretty_precision, $pretty_recall, $pretty_f_measure);
}
sub recapitalize_named_entity {
local($caller, $s) = @_;
my @comps = ();
foreach $comp (split(/\s+/, $s)) {
if ($comp =~ /^(and|da|for|of|on|the|van|von)$/) {
push(@comps, $comp);
} elsif ($comp =~ /^[a-z]/) {
push(@comps, ucfirst $comp);
} else {
push(@comps, $comp);
}
}
return join(" ", @comps);
}
sub slot_value_in_double_colon_del_list {
local($this, $s, $slot, $default) = @_;
$default = "" unless defined($default);
if (($value) = ($s =~ /::$slot\s+(\S.*\S|\S)\s*$/)) {
$value =~ s/\s*::\S.*\s*$//;
return $value;
} else {
return $default;
}
}
sub synt_in_double_colon_del_list {
local($this, $s) = @_;
($value) = ($s =~ /::synt\s+(\S+|\S.*?\S)(?:\s+::.*)?$/);
return (defined($value)) ? $value : "";
}
sub form_in_double_colon_del_list {
local($this, $s) = @_;
($value) = ($s =~ /::form\s+(\S+|\S.*?\S)(?:\s+::.*)?$/);
return (defined($value)) ? $value : "";
}
sub lex_in_double_colon_del_list {
local($this, $s) = @_;
($value) = ($s =~ /::lex\s+(\S+|\S.*?\S)(?:\s+::.*)?$/);
return (defined($value)) ? $value : "";
}
sub multi_slot_value_in_double_colon_del_list {
# e.g. when there are multiple slot/value pairs in a line, e.g. ::eng ... :eng ...
local($this, $s, $slot) = @_;
@values = ();
while (($value, $rest) = ($s =~ /::$slot\s+(\S|\S.*?\S)(\s+::\S.*|\s*)$/)) {
push(@values, $value);
$s = $rest;
}
return @values;
}
sub remove_slot_in_double_colon_del_list {
local($this, $s, $slot) = @_;
$s =~ s/::$slot(?:|\s+\S|\s+\S.*?\S)(\s+::\S.*|\s*)$/$1/;
$s =~ s/^\s*//;
return $s;
}
sub extract_split_info_from_split_dir {
local($this, $dir, *ht) = @_;
my $n_files = 0;
my $n_snt_ids = 0;
if (opendir(DIR, $dir)) {
my @filenames = sort readdir(DIR);
closedir(DIR);
foreach $filename (@filenames) {
next unless $filename =~ /\.txt$/;
my $split_class;
if (($split_class) = ($filename =~ /-(dev|training|test)-/)) {
my $full_filename = "$dir/$filename";
if (open(IN, $full_filename)) {
my $old_n_snt_ids = $n_snt_ids;
while (<IN>) {
if (($snt_id) = ($_ =~ /^#\s*::id\s+(\S+)/)) {
if ($old_split_class = $ht{SPLIT_CLASS}->{$snt_id}) {
unless ($old_split_class eq $split_class) {
print STDERR "Conflicting split class for $snt_id: $old_split_class $split_class\n";
}
} else {
$ht{SPLIT_CLASS}->{$snt_id} = $split_class;
$ht{SPLIT_CLASS_COUNT}->{$split_class} = ($ht{SPLIT_CLASS_COUNT}->{$split_class} || 0) + 1;
$n_snt_ids++;
}
}
}
$n_files++ unless $n_snt_ids == $old_n_snt_ids;
close(IN);
} else {
print STDERR "Can't open file $full_filename";
}
} else {
print STDERR "Skipping file $filename when extracting split info from $dir\n";
}
}
print STDERR "Extracted $n_snt_ids split classes from $n_files files.\n";
} else {
print STDERR "Can't open directory $dir to extract split info.\n";
}
}
sub extract_toks_for_split_class_from_dir {
local($this, $dir, *ht, $split_class, $control) = @_;
$control = "" unless defined($control);
$print_snt_id_p = ($control =~ /\bwith-snt-id\b/);
my $n_files = 0;
my $n_snts = 0;
if (opendir(DIR, $dir)) {
my @filenames = sort readdir(DIR);
closedir(DIR);
foreach $filename (@filenames) {
next unless $filename =~ /^alignment-release-.*\.txt$/;
my $full_filename = "$dir/$filename";
if (open(IN, $full_filename)) {
my $old_n_snts = $n_snts;
my $snt_id = "";
while (<IN>) {
if (($s_value) = ($_ =~ /^#\s*::id\s+(\S+)/)) {
$snt_id = $s_value;
$proper_split_class_p
= ($this_split_class = $ht{SPLIT_CLASS}->{$snt_id})
&& ($this_split_class eq $split_class);
} elsif (($tok) = ($_ =~ /^#\s*::tok\s+(\S|\S.*\S)\s*$/)) {
if ($proper_split_class_p) {
print "$snt_id " if $print_snt_id_p;
print "$tok\n";
$n_snts++;
}
}
}
$n_files++ unless $n_snts == $old_n_snts;
close(IN);
} else {
print STDERR "Can't open file $full_filename";
}
}
print STDERR "Extracted $n_snts tokenized sentences ($split_class) from $n_files files.\n";
} else {
print STDERR "Can't open directory $dir to extract tokens.\n";
}
}
sub load_relevant_tok_ngram_corpus {
local($this, $filename, *ht, $max_lex_rule_span, $ngram_count_min, $optional_ngram_output_filename) = @_;
$ngram_count_min = 1 unless $ngram_count_min;
$max_lex_rule_span = 10 unless $max_lex_rule_span;
my $n_ngram_instances = 0;
my $n_ngram_types = 0;
if (open(IN, $filename)) {
while (<IN>) {
s/\s*$//;
@tokens = split(/\s+/, $_);
foreach $from_token_index ((0 .. $#tokens)) {
foreach $to_token_index (($from_token_index .. ($from_token_index + $max_lex_rule_span -1))) {
last if $to_token_index > $#tokens;
my $ngram = join(" ", @tokens[$from_token_index .. $to_token_index]);
$ht{RELEVANT_NGRAM}->{$ngram} = ($ht{RELEVANT_NGRAM}->{$ngram} || 0) + 1;
}
}
}
close(IN);
if ($optional_ngram_output_filename && open(OUT, ">$optional_ngram_output_filename")) {
foreach $ngram (sort keys %{$ht{RELEVANT_NGRAM}}) {
$count = $ht{RELEVANT_NGRAM}->{$ngram};
next unless $count >= $ngram_count_min;
print OUT "($count) $ngram\n";
$n_ngram_types++;
$n_ngram_instances += $count;
}
close(OUT);
print STDERR "Extracted $n_ngram_types ngram types, $n_ngram_instances ngram instances.\n";
print STDERR "Wrote ngram stats to $optional_ngram_output_filename\n";
}
} else {
print STDERR "Can't open relevant tok ngram corpus $filename\n";
}
}
sub load_relevant_tok_ngrams {
local($this, $filename, *ht) = @_;
my $n_entries = 0;
if (open(IN, $filename)) {
while (<IN>) {
s/\s*$//;
if (($count, $ngram) = ($_ =~ /^\((\d+)\)\s+(\S|\S.*\S)\s*$/)) {
$lc_ngram = lc $ngram;
$ht{RELEVANT_NGRAM}->{$lc_ngram} = ($ht{RELEVANT_NGRAM}->{$lc_ngram} || 0) + $count;
$ht{RELEVANT_LC_NGRAM}->{$lc_ngram} = ($ht{RELEVANT_LC_NGRAM}->{$lc_ngram} || 0) + $count;
$n_entries++;
}
}
close(IN);
print STDERR "Read in $n_entries entries from $filename\n";
} else {
print STDERR "Can't open relevant tok ngrams from $filename\n";
}
}
sub snt_id_sort_function {
local($this, $a, $b) = @_;
if ((($core_a, $index_a) = ($a =~ /^(\S+)\.(\d+)$/))
&& (($core_b, $index_b) = ($b =~ /^(\S+)\.(\d+)$/))) {
return ($core_a cmp $core_b) || ($index_a <=> $index_b);
} else {
return $a cmp $b;
}
}
sub count_value_sort_function {
local($this, $a_count, $b_count, $a_value, $b_value, $control) = @_;
# normalize fractions such as "1/2"
if ($a_count > $b_count) {
return ($control eq "decreasing") ? -1 : 1;
} elsif ($b_count > $a_count) {
return ($control eq "decreasing") ? 1 : -1;
}
$a_value = $num / $den if ($num, $den) = ($a_value =~ /^([1-9]\d*)\/([1-9]\d*)$/);
$b_value = $num / $den if ($num, $den) = ($b_value =~ /^([1-9]\d*)\/([1-9]\d*)$/);
$a_value =~ s/:/\./ if $a_value =~ /^\d+:\d+$/;
$b_value =~ s/:/\./ if $b_value =~ /^\d+:\d+$/;
if (($a_value =~ /^-?\d+(\.\d+)?$/)
&& ($b_value =~ /^-?\d+(\.\d+)?$/)) {
return $a_value <=> $b_value;
} elsif ($a_value =~ /^-?\d+(\.\d+)?$/) {
return 1;
} elsif ($b_value =~ /^-?\d+(\.\d+)?$/) {
return -1;
} else {
return $a_value cmp $b_value;
}
}
sub undef_to_blank {
local($this, $x) = @_;
return (defined($x)) ? $x : "";
}
sub en_lex_amr_list {
local($this, $s) = @_;
$bpe = qr{ \( (?: (?> [^()]+ ) | (??{ $bpe }))* \) }x; # see Perl Cookbook 2nd ed. p. 218
@en_lex_amr_list = ();
my $amr_s;
my $lex;
my $test;
while ($s =~ /\S/) {
$s =~ s/^\s*//;
if (($s =~ /^\([a-z]\d* .*\)/)
&& (($amr_s, $rest) = ($s =~ /^($bpe)(\s.*|)$/))) {
push(@en_lex_amr_list, $amr_s);
$s = $rest;
} elsif (($lex, $rest) = ($s =~ /^\s*(\S+)(\s.*|)$/)) {
push(@en_lex_amr_list, $lex);
$s = $rest;
} else {
print STDERR "en_lex_amr_list can't process: $s\n";
$s = "";
}
}
return @en_lex_amr_list;
}
sub make_sure_dir_exists {
local($this, $dir, $umask) = @_;
mkdir($dir, $umask) unless -d $dir;
chmod($umask, $dir);
}
sub pretty_percentage {
local($this, $numerator, $denominator) = @_;
return ($denominator == 0) ? "n/a" : ($this->round_to_n_decimal_places(100*$numerator/$denominator, 2) . "%");
}
sub html_color_nth_line {
local($this, $s, $n, $color, $delimiter) = @_;
$delimiter = "<br>" unless defined($delimiter);
@lines = split($delimiter, $s);
$lines[$n] = "<font color=\"$color\">" . $lines[$n] . "</font>" if ($n =~ /^\d+$/) && ($n <= $#lines);
return join($delimiter, @lines);
}
sub likely_valid_url_format {
local($this, $url) = @_;
$url = lc $url;
return 0 if $url =~ /\s/;
return 0 if $url =~ /[@]/;
return 1 if $url =~ /^https?:\/\/.+\.[a-z]+(\?.+)?$/;
return 1 if $url =~ /[a-z].+\.(com|edu|gov|net|org)$/;
return 0;
}
# see also EnglMorph->special_token_type
$common_file_suffixes = "aspx?|bmp|cgi|docx?|gif|html?|jpeg|jpg|mp3|mp4|pdf|php|png|pptx?|stm|svg|txt|xml";
$common_top_domain_suffixes = "museum|info|cat|com|edu|gov|int|mil|net|org|ar|at|au|be|bg|bi|br|ca|ch|cn|co|cz|de|dk|es|eu|fi|fr|gr|hk|hu|id|ie|il|in|ir|is|it|jp|ke|kr|lu|mg|mx|my|nl|no|nz|ph|pl|pt|ro|rs|ru|rw|se|sg|sk|so|tr|tv|tw|tz|ua|ug|uk|us|za";
sub token_is_url_p {
local($this, $token) = @_;
return 1 if $token =~ /^www(\.[a-z0-9]([-a-z0-9_]|\xC3[\x80-\x96\x98-\xB6\xB8-\xBF])+)+\.([a-z]{2,2}|$common_top_domain_suffixes)(\/(\.{1,3}|[a-z0-9]([-a-z0-9_%]|\xC3[\x80-\x96\x98-\xB6\xB8-\xBF])+))*(\/[a-z0-9_][-a-z0-9_]+\.($common_file_suffixes))?$/i;
return 1 if $token =~ /^https?:\/\/([a-z]\.)?([a-z0-9]([-a-z0-9_]|\xC3[\x80-\x96\x98-\xB6\xB8-\xBF])+\.)+[a-z]{2,}(\/(\.{1,3}|([-a-z0-9_%]|\xC3[\x80-\x96\x98-\xB6\xB8-\xBF])+))*(\/[a-z_][-a-z0-9_]+\.($common_file_suffixes))?$/i;
return 1 if $token =~ /^[a-z][-a-z0-9_]+(\.[a-z][-a-z0-9_]+)*\.($common_top_domain_suffixes)(\/[a-z0-9]([-a-z0-9_%]|\xC3[\x80-\x96\x98-\xB6\xB8-\xBF])+)*(\/[a-z][-a-z0-9_]+\.($common_file_suffixes))?$/i;
return 0;
}
sub token_is_email_p {
local($this, $token) = @_;
return ($token =~ /^[a-z][-a-z0-9_]+(\.[a-z][-a-z0-9_]+)*\@[a-z][-a-z0-9_]+(\.[a-z][-a-z0-9_]+)*\.($common_top_domain_suffixes)$/i);
}
sub token_is_filename_p {
local($this, $token) = @_;
return 1 if $token =~ /\.($common_file_suffixes)$/;
return 0;
}
sub token_is_xml_token_p {
local($this, $token) = @_;
return ($token =~ /^&(amp|apos|gt|lt|nbsp|quot|&#\d+|&#x[0-9A-F]+);$/i);
}
sub token_is_handle_p {
local($this, $token) = @_;
return ($token =~ /^\@[a-z][_a-z0-9]*[a-z0-9]$/i);
}
sub min {
local($this, @list) = @_;
my $min = "";
foreach $item (@list) {
$min = $item if ($item =~ /^-?\d+(?:\.\d*)?$/) && (($min eq "") || ($item < $min));
}
return $min;
}
sub max {
local($this, @list) = @_;
my $max = "";
foreach $item (@list) {
$max = $item if defined($item) && ($item =~ /^-?\d+(?:\.\d*)?(e[-+]\d+)?$/) && (($max eq "") || ($item > $max));
}
return $max;
}
sub split_tok_s_into_tokens {
local($this, $tok_s) = @_;
@token_list = ();
while (($pre, $link_token, $post) = ($tok_s =~ /^(.*?)\s*(\@?<[^<>]+>\@?)\s*(.*)$/)) {
# generate dummy token for leading blank(s)
if (($tok_s =~ /^\s/) && ($pre eq "") && ($#token_list < 0)) {
push(@token_list, "");
} else {
push(@token_list, split(/\s+/, $pre));
}
push(@token_list, $link_token);
$tok_s = $post;
}
push(@token_list, split(/\s+/, $tok_s));
return @token_list;
}
sub shuffle {
local($this, @list) = @_;
@shuffle_list = ();
while (@list) {
$len = $#list + 1;
$rand_position = int(rand($len));
push(@shuffle_list, $list[$rand_position]);
splice(@list, $rand_position, 1);
}
$s = join(" ", @shuffle_list);
return @shuffle_list;
}
sub timestamp_to_seconds {
local($this, $timestamp) = @_;
my $epochtime;
if (($year, $month, $day, $hour, $minute, $second) = ($timestamp =~ /^(\d\d\d\d)-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)$/)) {
$epochtime = timelocal($second, $minute, $hour, $day, $month-1, $year);
} elsif (($year, $month, $day) = ($timestamp =~ /^(\d\d\d\d)-(\d\d)-(\d\d)$/)) {
$epochtime = timelocal(0, 0, 0, $day, $month-1, $year);
} elsif (($year, $month, $day, $hour, $minute, $second, $second_fraction) = ($timestamp =~ /^(\d\d\d\d)-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)\.(\d+)$/)) {
$epochtime = timelocal($second, $minute, $hour, $day, $month-1, $year) + ($second_fraction / (10 ** length($second_fraction)));
} else {
$epochtime = 0;
}
return $epochtime;
}
sub timestamp_diff_in_seconds {
local($this, $timestamp1, $timestamp2) = @_;
my $epochtime1 = $this->timestamp_to_seconds($timestamp1);
my $epochtime2 = $this->timestamp_to_seconds($timestamp2);
return $epochtime2 - $epochtime1;
}
sub dirhash {
# maps string to hash of length 4 with characters [a-z2-8] (shorter acc. to $len)
local($this, $s, $len) = @_;
$hash = 9999;
$mega = 2 ** 20;
$mega1 = $mega - 1;
$giga = 2 ** 26;
foreach $c (split //, $s) {
$hash = $hash*33 + ord($c);
$hash = ($hash >> 20) ^ ($hash & $mega1) if $hash >= $giga;
}
while ($hash >= $mega) {
$hash = ($hash >> 20) ^ ($hash & $mega1);
}
$result = "";
while ($hash) {
$c = $hash & 31;
$result .= CORE::chr($c + (($c >= 26) ? 24 : 97));
$hash = $hash >> 5;
}
while (length($result) < 4) {
$result .= "8";
}
return substr($result, 0, $len) if $len;
return $result;
}
sub full_path_python {
foreach $bin_path (split(":", "/usr/sbin:/usr/bin:/bin:/usr/local/bin")) {
return $python if -x ($python = "$bin_path/python");
}
return "python";
}
sub string_contains_unbalanced_paras {
local($this, $s) = @_;
return 0 unless $s =~ /[(){}\[\]]/;
$rest = $s;
while (($pre,$left,$right,$post) = ($rest =~ /^(.*)([({\[]).*?([\]})])(.*)$/)) {
return 1 unless (($left eq "(") && ($right eq ")"))
|| (($left eq "[") && ($right eq "]"))
|| (($left eq "{") && ($right eq "}"));
$rest = "$pre$post";
}
return 1 if $rest =~ /[(){}\[\]]/;
return 0;
}
sub dequote_string {
local($this, $s) = @_;
if ($s =~ /^".*"$/) {
$s = substr($s, 1, -1);
$s =~ s/\\"/"/g;
return $s;
} elsif ($s =~ /^'.*'$/) {
$s = substr($s, 1, -1);
$s =~ s/\\'/'/g;
return $s;
} else {
return $s;
}
}
sub defined_non_space {
local($this, $s) = @_;
return (defined($s) && ($s =~ /\S/));
}
sub default_if_undefined {
local($this, $s, $default) = @_;
return (defined($s) ? $s : $default);
}
sub remove_empties {
local($this, @list) = @_;
@filtered_list = ();
foreach $elem (@list) {
push(@filtered_list, $elem) if defined($elem) && (! ($elem =~ /^\s*$/)) && (! $this->member($elem, @filtered_list));
}
return @filtered_list;
}
# copied from AMRexp.pm
sub new_var_for_surf_amr {
local($this, $amr_s, $s) = @_;
my $letter = ($s =~ /^[a-z]/i) ? lc substr($s, 0, 1) : "x";
return $letter unless ($amr_s =~ /:\S+\s+\($letter\s+\//)
|| ($amr_s =~ /\s\($letter\s+\//)
|| ($amr_s =~ /^\s*\($letter\s+\//); # )))
my $i = 2;
while (($amr_s =~ /:\S+\s+\($letter$i\s+\//)
|| ($amr_s =~ /\s+\($letter$i\s+\//)
|| ($amr_s =~ /^\s*\($letter$i\s+\//)) { # )))
$i++;
}
return "$letter$i";
}
# copied from AMRexp.pm
sub new_vars_for_surf_amr {
local($this, $amr_s, $ref_amr_s) = @_;
my $new_amr_s = "";
my %new_var_ht = ();
my $remaining_amr_s = $amr_s;
my $pre; my $var; my $concept; my $post;
while (($pre, $var, $concept, $post) = ($remaining_amr_s =~ /^(.*?\()([a-z]\d*)\s+\/\s+([^ ()\s]+)(.*)$/s)) {
$new_var = $this->new_var_for_surf_amr("$ref_amr_s $new_amr_s", $concept);
$new_var_ht{$var} = $new_var;
$new_amr_s .= "$pre$new_var / $concept";
$remaining_amr_s = $post;
}
$new_amr_s .= $remaining_amr_s;
# also update any reentrancy variables
$remaining_amr_s = $new_amr_s;
$new_amr_s2 = "";
while (($pre, $var, $post) = ($remaining_amr_s =~ /^(.*?:\S+\s+)([a-z]\d*)([ ()\s].*)$/s)) {
$new_var = $new_var_ht{$var} || $var;
$new_amr_s2 .= "$pre$new_var";
$remaining_amr_s = $post;
}
$new_amr_s2 .= $remaining_amr_s;
return $new_amr_s2;
}
sub update_inner_span_for_id {
local($this, $html_line, $slot, $new_value) = @_;
# e.g. slot: workset-language-name value: Uyghur
if (defined($new_value)
&& (($pre, $old_value, $post) = ($html_line =~ /^(.*<span\b[^<>]* id="$slot"[^<>]*>)([^<>]*)(<\/span\b[^<>]*>.*)$/i))
&& ($old_value ne $new_value)) {
# print STDERR "Inserting new $slot $old_value -> $new_value\n";
return $pre . $new_value . $post . "\n";
} else {
# no change
return $html_line;
}
}
sub levenshtein_distance {
local($this, $s1, $s2) = @_;
my $i;
my $j;
my @distance;
my @s1_chars = $utf8->split_into_utf8_characters($s1, "return only chars", *empty_ht);
my $s1_length = $#s1_chars + 1;
my @s2_chars = $utf8->split_into_utf8_characters($s2, "return only chars", *empty_ht);
my $s2_length = $#s2_chars + 1;
for ($i = 0; $i <= $s1_length; $i++) {
$distance[$i][0] = $i;
}
for ($j = 1; $j <= $s2_length; $j++) {
$distance[0][$j] = $j;
}
for ($j = 1; $j <= $s2_length; $j++) {
for ($i = 1; $i <= $s1_length; $i++) {
my $substitution_cost = ($s1_chars[$i-1] eq $s2_chars[$j-1]) ? 0 : 1;
$distance[$i][$j] = $this->min($distance[$i-1][$j] + 1,
$distance[$i][$j-1] + 1,
$distance[$i-1][$j-1] + $substitution_cost);
# print STDERR "SC($i,$j) = $substitution_cost\n";
# $d = $distance[$i][$j];
# print STDERR "D($i,$j) = $d\n";
}
}
return $distance[$s1_length][$s2_length];
}
sub markup_parts_of_string_in_common_with_ref {
local($this, $s, $ref, $start_markup, $end_markup, $deletion_markup, $verbose) = @_;
# \x01 temporary start-markup
# \x02 temporary end-markup
# \x03 temporary deletion-markup
$s =~ s/[\x01-\x03]//g;
$ref =~ s/[\x01-\x03]//g;
my $i;
my $j;
my @distance;
my @s_chars = $utf8->split_into_utf8_characters($s, "return only chars", *empty_ht);
my $s_length = $#s_chars + 1;
my @ref_chars = $utf8->split_into_utf8_characters($ref, "return only chars", *empty_ht);
my $ref_length = $#ref_chars + 1;
$distance[0][0] = 0;
$del_ins_subst_op[0][0] = "-";
for ($i = 1; $i <= $s_length; $i++) {
$distance[$i][0] = $i;
$del_ins_subst_op[$i][0] = 0;
}
for ($j = 1; $j <= $ref_length; $j++) {
$distance[0][$j] = $j;
$del_ins_subst_op[0][$j] = 1;
}
for ($j = 1; $j <= $ref_length; $j++) {
for ($i = 1; $i <= $s_length; $i++) {
my $substitution_cost = (($s_chars[$i-1] eq $ref_chars[$j-1])) ? 0 : 1;
my @del_ins_subst_list = ($distance[$i-1][$j] + 1,
$distance[$i][$j-1] + 1,
$distance[$i-1][$j-1] + $substitution_cost);
my $min = $this->min(@del_ins_subst_list);
my $del_ins_subst_position = $this->position($min, @del_ins_subst_list);
$distance[$i][$j] = $min;
$del_ins_subst_op[$i][$j] = $del_ins_subst_position;
}
}
$d = $distance[$s_length][$ref_length];
print STDERR "markup_parts_of_string_in_common_with_ref LD($s,$ref) = $d\n" if $verbose;
for ($j = 0; $j <= $ref_length; $j++) {
for ($i = 0; $i <= $s_length; $i++) {
$d = $distance[$i][$j];
$op = $del_ins_subst_op[$i][$j];
print STDERR "$d($op) " if $verbose;
}
print STDERR "\n" if $verbose;
}
my $result = "";
my $i_end = $s_length;
my $j_end = $ref_length;
my $cost = $distance[$i_end][$j_end];
$i = $i_end;
$j = $j_end;
while (1) {
$result2 = $result;
$result2 =~ s/\x01/$start_markup/g;
$result2 =~ s/\x02/$end_markup/g;
$result2 =~ s/\x03/$deletion_markup/g;
print STDERR "i:$i i-end:$i_end j:$j j-end:$j_end r: $result2\n" if $verbose;
# matching characters
if ($i && $j && ($del_ins_subst_op[$i][$j] == 2) && ($distance[$i-1][$j-1] == $distance[$i][$j])) {
$i--;
$j--;
} else {
# previously matching characters
if (($i < $i_end) && ($j < $j_end)) {
my $sub_s = join("", @s_chars[$i .. $i_end-1]);
$result = "\x01" . $sub_s . "\x02" . $result;
}
# character substitution
if ($i && $j && ($del_ins_subst_op[$i][$j] == 2)) {
$i--;
$j--;
$result = $s_chars[$i] . $result;
} elsif ($i && ($del_ins_subst_op[$i][$j] == 0)) {
$i--;
$result = $s_chars[$i] . $result;
} elsif ($j && ($del_ins_subst_op[$i][$j] == 1)) {
$j--;
$result = "\x03" . $result;
} else {
last;
}
$i_end = $i;
$j_end = $j;
}
}
$result2 = $result;
$result2 =~ s/\x01/$start_markup/g;
$result2 =~ s/\x02/$end_markup/g;
$result2 =~ s/\x03/$deletion_markup/g;
print STDERR "i:$i i-end:$i_end j:$j j-end:$j_end r: $result2 *\n" if $verbose;
$result =~ s/(\x02)\x03+(\x01)/$1$deletion_markup$2/g;
$result =~ s/(\x02)\x03+$/$1$deletion_markup/g;
$result =~ s/^\x03+(\x01)/$deletion_markup$1/g;
$result =~ s/\x03//g;
$result =~ s/\x01/$start_markup/g;
$result =~ s/\x02/$end_markup/g;
return $result;
}
sub env_https {
my $https = $ENV{'HTTPS'};
return 1 if $https && ($https eq "on");
my $http_via = $ENV{'HTTP_VIA'};
return 1 if $http_via && ($http_via =~ /\bHTTPS\b.* \d+(?:\.\d+){3,}:443\b/); # tmp for beta.isi.edu
return 0;
}
sub env_http_host {
return $ENV{'HTTP_HOST'} || "";
}
sub env_script_filename {
return $ENV{'SCRIPT_FILENAME'} || "";
}
sub cgi_mt_app_root_dir {
local($this, $target) = @_;
my $s;
if ($target =~ /filename/i) {
$s = $ENV{'SCRIPT_FILENAME'} || "";
} else {
$s = $ENV{'SCRIPT_NAME'} || "";
}
return "" unless $s;
return $d if ($d) = ($s =~ /^(.*?\/(?:amr-editor|chinese-room-editor|utools|romanizer\/version\/[-.a-z0-9]+|romanizer))\//);
return $d if ($d) = ($s =~ /^(.*)\/(?:bin|src|scripts?)\/[^\/]*$/);
return $d if ($d) = ($s =~ /^(.*)\/[^\/]*$/);
return "";
}
sub parent_dir {
local($this, $dir) = @_;
$dir =~ s/\/[^\/]+\/?$//;
return $dir || "/";
}
sub span_start {
local($this, $span, $default) = @_;
$default = "" unless defined($default);
return (($start) = ($span =~ /^(\d+)-\d+$/)) ? $start : $default;
}
sub span_end {
local($this, $span, $default) = @_;
$default = "" unless defined($default);
return (($end) = ($span =~ /^\d+-(\d+)$/)) ? $end : $default;
}
sub oct_mode {
local($this, $filename) = @_;
@stat = stat($filename);
return "" unless @stat;
$mode = $stat[2];
$oct_mode = sprintf("%04o", $mode & 07777);
return $oct_mode;
}
sub csv_to_list {
local($this, $s, $control_string) = @_;
# Allow quoted string such as "Wait\, what?" as element with escaped comma inside.
$control_string = "" unless defined($control_string);
$strip_p = ($control_string =~ /\bstrip\b/);
$allow_simple_commas_in_quote = ($control_string =~ /\bsimple-comma-ok\b/);
$ignore_empty_elem_p = ($control_string =~ /\bno-empty\b/);
@cvs_list = ();
while ($s ne "") {
if ((($elem, $rest) = ($s =~ /^"((?:\\[,\"]|[^,\"][\x80-\xBF]*)*)"(,.*|)$/))
|| ($allow_simple_commas_in_quote
&& (($elem, $rest) = ($s =~ /^"((?:\\[,\"]|[^\"][\x80-\xBF]*)*)"(,.*|)$/)))
|| (($elem, $rest) = ($s =~ /^([^,]*)(,.*|\s*)$/))
|| (($elem, $rest) = ($s =~ /^(.*)()$/))) {
if ($strip_p) {
$elem =~ s/^\s*//;
$elem =~ s/\s*$//;
}
push(@cvs_list, $elem) unless $ignore_empty_elem_p && ($elem eq "");
$rest =~ s/^,//;
$s = $rest;
} else {
print STDERR "Error in csv_to_list processing $s\n";
last;
}
}
return @cvs_list;
}
sub kl_divergence {
local($this, $distribution_id, $gold_distribution_id, *ht, $smoothing) = @_;
my $total_count = $ht{DISTRIBUTION_TOTAL_COUNT}->{$distribution_id};
my $total_gold_count = $ht{DISTRIBUTION_TOTAL_COUNT}->{$gold_distribution_id};
return unless $total_count && $total_gold_count;
my @values = keys %{$ht{DISTRIBUTION_VALUE_COUNT}->{$gold_distribution_id}};
my $n_values = $#values + 1;
my $min_total_count = $this->min($total_count, $total_gold_count);
$smoothing = 1 - (10000/((100+$min_total_count)**2)) unless defined($smoothing);
return unless $smoothing;
my $smoothed_n_values = $smoothing * $n_values;
my $divergence = 0;
foreach $value (@values) {
my $count = $ht{DISTRIBUTION_VALUE_COUNT}->{$distribution_id}->{$value} || 0;
my $gold_count = $ht{DISTRIBUTION_VALUE_COUNT}->{$gold_distribution_id}->{$value};
my $p = ($count + $smoothing) / ($total_count + $smoothed_n_values);
my $q = ($gold_count + $smoothing) / ($total_gold_count + $smoothed_n_values);
if ($p == 0) {
# no impact on divergence
} elsif ($q) {
my $incr = $p * CORE::log($p/$q);
$divergence += $incr;
my $incr2 = $this->round_to_n_decimal_places($incr, 5);
my $p2 = $this->round_to_n_decimal_places($p, 5);
my $q2 = $this->round_to_n_decimal_places($q, 5);
$incr2 = "+" . $incr2 if $incr > 0;
$log = " value: $value count: $count gold_count: $gold_count p: $p2 q: $q2 $incr2\n";
$ht{KL_DIVERGENCE_LOG}->{$distribution_id}->{$gold_distribution_id}->{$value} = $log;
$ht{KL_DIVERGENCE_INCR}->{$distribution_id}->{$gold_distribution_id}->{$value} = $incr;
} else {
$divergence += 999;
}
}
return $divergence;
}
sub read_ISO_8859_named_entities {
local($this, *ht, $filename, $verbose) = @_;
# e.g. from /nfs/isd/ulf/arabic/data/ISO-8859-1-HTML-named-entities.txt
# <!ENTITY quot CDATA "&#34;" -- quotation mark, =apl quote, u+0022 ISOnum -->
# <!ENTITY nbsp CDATA "&#160;" -- no-break space -->
# <!ENTITY eacute CDATA "&#233;" -- small e, acute accent -->
# <!ENTITY Alpha CDATA "&#913;" -- greek capital letter alpha, u+0391 -->
# <!ENTITY alpha CDATA "&#945;" -- greek small letter alpha, u+03B1 ISOgrk3 -->
# <!ENTITY dagger CDATA "&#8224;" -- dagger, u+2020 ISOpub -->
my $n = 0;
if (open(IN, $filename)) {
while (<IN>) {
s/^\xEF\xBB\xBF//;
if (($name, $dec_unicode) = ($_ =~ /^<!ENTITY\s+([a-z]{2,6})\s+CDATA\s+"&#(\d{1,5});"/)) {
$ht{HTML_ENTITY_NAME_TO_DECUNICODE}->{$name} = $dec_unicode;
$ht{HTML_ENTITY_DECUNICODE_TO_NAME}->{$dec_unicode} = $name;
$ht{HTML_ENTITY_NAME_TO_UTF8}->{$name} = $utf8->unicode2string($dec_unicode);
$n++;
# print STDERR "read_ISO_8859_named_entities $name $dec_unicode .\n" if $name =~ /dash/;
}
}
close(IN);
print STDERR "Loaded $n entries from $filename\n" if $verbose;
} else {
print STDERR "Could not open $filename\n" if $verbose;
}
}
sub neg {
local($this, $x) = @_;
# robust
return (defined($x) && ($x =~ /^-?\d+(?:\.\d+)?$/)) ? (- $x) : $x;
}
sub read_ttable_gloss_data {
local($this, $filename, $lang_code, *ht, $direction) = @_;
# e.g. /nfs/isd/ulf/croom/oov-lanpairs/som-eng/som-eng-ttable-glosses.txt
$direction = "f to e" unless defined($direction);
if (open(IN, $filename)) {
while (<IN>) {
if (($headword, $gloss) = ($_ =~ /^(.*?)\t(.*?)\s*$/)) {
if ($direction eq "e to f") {
$ht{TTABLE_E_GLOSS}->{$lang_code}->{$headword} = $gloss;
} else {
$ht{TTABLE_F_GLOSS}->{$lang_code}->{$headword} = $gloss;
}
}
}
close(IN);
}
}
sub format_gloss_for_tooltop {
local($this, $gloss) = @_;
$gloss =~ s/^\s*/\t/;
$gloss =~ s/\s*$//;
$gloss =~ s/ / /g;
$gloss =~ s/\t/&#xA; /g;
return $gloss;
}
sub obsolete_tooltip {
local($this, $s, $lang_code, *ht) = @_;
return $gloss if defined($gloss = $ht{TTABLE_F_GLOSS}->{$lang_code}->{$s});
@e_s = sort { $ht{T_TABLE_F_E_C}->{$lang_code}->{$s}->{$b}
<=> $ht{T_TABLE_F_E_C}->{$lang_code}->{$s}->{$a} }
keys %{$ht{T_TABLE_F_E_C}->{$lang_code}->{$s}};
if (@e_s) {
$e = shift @e_s;
$count = $ht{T_TABLE_F_E_C}->{$lang_code}->{$s}->{$e};
$min_count = $this->max($count * 0.01, 1.0);
$count =~ s/(\.\d\d)\d*$/$1/;
$result = "$s:&#xA; $e ($count)";
$n = 1;
while (@e_s) {
$e = shift @e_s;
$count = $ht{T_TABLE_F_E_C}->{$lang_code}->{$s}->{$e};
last if $count < $min_count;
$count =~ s/(\.\d\d)\d*$/$1/;
$result .= "&#xA; $e ($count)";
$n++;
last if $n >= 10;
}
$ht{TTABLE_F_GLOSS}->{$lang_code}->{$s} = $result;
return $result;
} else {
return "";
}
}
sub markup_html_line_init {
local($this, $s, *ht, $id) = @_;
my @chars = $utf8->split_into_utf8_characters($s, "return only chars", *empty_ht);
$ht{S}->{$id} = $s;
}
sub markup_html_line_regex {
local($this, $id, *ht, $regex, $m_slot, $m_value, *LOG) = @_;
unless ($regex eq "") {
my $s = $ht{S}->{$id};
my $current_pos = 0;
while (($pre, $match_s, $post) = ($s =~ /^(.*?)($regex)(.*)$/)) {
$current_pos += $utf8->length_in_utf8_chars($pre);
my $match_len = $utf8->length_in_utf8_chars($match_s);
$ht{START}->{$id}->{$current_pos}->{$m_slot}->{$m_value} = 1;
$ht{STOP}->{$id}->{($current_pos+$match_len)}->{$m_slot}->{$m_value} = 1;
$current_pos += $match_len;
$s = $post;
}
}
}
sub html_markup_line {
local($this, $id, *ht, *LOG) = @_;
my @titles = ();
my @colors = ();
my @text_decorations = ();
my $s = $ht{S}->{$id};
# print LOG "html_markup_line $id: $s\n";
my @chars = $utf8->split_into_utf8_characters($s, "return only chars", *empty_ht);
my $markedup_s = "";
my $new_title = "";
my $new_color = "";
my $new_text_decoration = "";
my $n_spans = 0;
my $i;
foreach $i ((0 .. ($#chars+1))) {
my $stop_span_p = 0;
foreach $m_slot (keys %{$ht{STOP}->{$id}->{$i}}) {
foreach $m_value (keys %{$ht{STOP}->{$id}->{$i}->{$m_slot}}) {
if ($m_slot eq "title") {
my $last_positition = $this->last_position($m_value, @titles);
splice(@titles, $last_positition, 1) if $last_positition >= 0;
$stop_span_p = 1;
} elsif ($m_slot eq "color") {
my $last_positition = $this->last_position($m_value, @colors);
splice(@colors, $last_positition, 1) if $last_positition >= 0;
$stop_span_p = 1;
} elsif ($m_slot eq "text-decoration") {
my $last_positition = $this->last_position($m_value, @text_decorations);
splice(@text_decorations, $last_positition, 1) if $last_positition >= 0;
$stop_span_p = 1;
}
}
}
if ($stop_span_p) {
$markedup_s .= "</span>";
$n_spans--;
}
my $start_span_p = 0;
foreach $m_slot (keys %{$ht{START}->{$id}->{$i}}) {
foreach $m_value (keys %{$ht{START}->{$id}->{$i}->{$m_slot}}) {
if ($m_slot eq "title") {
push(@titles, $m_value);
$start_span_p = 1;
} elsif ($m_slot eq "color") {
push(@colors, $m_value);
$start_span_p = 1;
} elsif ($m_slot eq "text-decoration") {
push(@text_decorations, $m_value);
$start_span_p = 1;
}
}
}
if ($stop_span_p || $start_span_p) {
my $new_title = (@titles) ? $titles[$#titles] : "";
my $new_color = (@colors) ? $colors[$#colors] : "";
my $new_text_decoration = (@text_decorations) ? $text_decorations[$#text_decorations] : "";
if ($new_title || $new_color || $new_text_decoration) {
my $args = "";
if ($new_title) {
$g_title = $this->guard_html_quote($new_title);
$args .= " title=\"$g_title\"";
}
if ($new_color || $new_text_decoration) {
$g_color = $this->guard_html_quote($new_color);
$g_text_decoration = $this->guard_html_quote($new_text_decoration);
$color_clause = ($new_color) ? "color:$g_color;" : "";
$text_decoration_clause = ($new_text_decoration) ? "text-decoration:$g_text_decoration;" : "";
$text_decoration_clause =~ s/text-decoration:(border-bottom:)/$1/g;
$args .= " style=\"$color_clause$text_decoration_clause\"";
}
if ($n_spans) {
$markedup_s .= "</span>";
$n_spans--;
}
$markedup_s .= "<span$args>";
$n_spans++;
}
}
$markedup_s .= $chars[$i] if $i <= $#chars;
}
print LOG "Error in html_markup_line $id final no. of open spans: $n_spans\n" if $n_spans && $tokenization_log_verbose;
return $markedup_s;
}
sub offset_adjustment {
local($this, $g, $s, $offset, $snt_id, *ht, *LOG, $control) = @_;
# s(tring) e.g. "can't"
# g(old string) e.g. "can not"
# Typically when s is a slight variation of g (e.g. with additional tokenization spaces in s)
# returns mapping 0->0, 1->1, 2->2, 3->3, 6->4, 7->5
$control = "" unless defined($control);
my $verbose = ($control =~ /\bverbose\b/);
my $s_offset = 0;
my $g_offset = 0;
my @s_chars = $utf8->split_into_utf8_characters($s, "return only chars", *ht);
my @g_chars = $utf8->split_into_utf8_characters($g, "return only chars", *ht);
my $s_len = $#s_chars + 1;
my $g_len = $#g_chars + 1;
$ht{OFFSET_MAP}->{$snt_id}->{$offset}->{$s_offset} = $g_offset;
$ht{OFFSET_MAP}->{$snt_id}->{$offset}->{($s_offset+$s_len)} = $g_offset+$g_len;
while (($s_offset < $s_len) && ($g_offset < $g_len)) {
if ($s_chars[$s_offset] eq $g_chars[$g_offset]) {
$s_offset++;
$g_offset++;
$ht{OFFSET_MAP}->{$snt_id}->{$offset}->{$s_offset} = $g_offset;
} else {
my $best_gm = 0;
my $best_sm = 0;
my $best_match_len = 0;
foreach $max_m ((1 .. 4)) {
foreach $sm ((0 .. $max_m)) {
$max_match_len = 0;
while ((($s_index = $s_offset+$sm+$max_match_len) < $s_len)
&& (($g_index = $g_offset+$max_m+$max_match_len) < $g_len)) {
if ($s_chars[$s_index] eq $g_chars[$g_index]) {
$max_match_len++;
} else {
last;
}
}
if ($max_match_len > $best_match_len) {
$best_match_len = $max_match_len;
$best_sm = $sm;
$best_gm = $max_m;
}
}
foreach $gm ((0 .. $max_m)) {
$max_match_len = 0;
while ((($s_index = $s_offset+$max_m+$max_match_len) < $s_len)
&& (($g_index = $g_offset+$gm+$max_match_len) < $g_len)) {
if ($s_chars[$s_index] eq $g_chars[$g_index]) {
$max_match_len++;
} else {
last;
}
}
if ($max_match_len > $best_match_len) {
$best_match_len = $max_match_len;
$best_sm = $max_m;
$best_gm = $gm;
}
}
}
if ($best_match_len) {
$s_offset += $best_sm;
$g_offset += $best_gm;
$ht{OFFSET_MAP}->{$snt_id}->{$offset}->{$s_offset} = $g_offset;
} else {
last;
}
}
}
if ($verbose) {
foreach $s_offset (sort { $a <=> $b }
keys %{$ht{OFFSET_MAP}->{$snt_id}->{$offset}}) {
my $g_offset = $ht{OFFSET_MAP}->{$snt_id}->{$offset}->{$s_offset};
print LOG " OFFSET_MAP $snt_id.$offset $s/$g $s_offset -> $g_offset\n" if $tokenization_log_verbose;
}
}
}
sub length_in_utf8_chars {
local($this, $s) = @_;
$s =~ s/[\x80-\xBF]//g;
$s =~ s/[\x00-\x7F\xC0-\xFF]/c/g;
return length($s);
}
sub split_into_utf8_characters {
local($this, $text) = @_;
# "return only chars; return trailing whitespaces"
@characters = ();
while (($char, $rest) = ($text =~ /^(.[\x80-\xBF]*)(.*)$/)) {
push(@characters, $char);
$text = $rest;
}
return @characters;
}
sub first_char_of_string {
local($this, $s) = @_;
$s =~ s/^(.[\x80-\xBF]*).*$/$1/;
return $s;
}
sub last_char_of_string {
local($this, $s) = @_;
$s =~ s/^.*([^\x80-\xBF][\x80-\xBF]*)$/$1/;
return $s;
}
sub first_n_chars_of_string {
local($this, $s, $n) = @_;
$s =~ s/^((?:.[\x80-\xBF]*){$n,$n}).*$/$1/;
return $s;
}
sub last_n_chars_of_string {
local($this, $s, $n) = @_;
$s =~ s/^.*((?:[^\x80-\xBF][\x80-\xBF]*){$n,$n})$/$1/;
return $s;
}
1;