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tumblelog.pl
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tumblelog.pl
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#!/usr/bin/perl
use strict;
use warnings;
use open ':std', ':encoding(UTF-8)';
use URI;
use JSON::XS;
use YAML::XS;
use Path::Tiny;
use CommonMark qw(:opt :node :event);
use Time::Piece;
use Time::Seconds;
use Getopt::Long;
use List::Util 'min';
use Encode 'decode';
use Try::Tiny;
my $VERSION = '5.1.3';
my $RE_DATE_TITLE = qr/^(\d{4}-\d{2}-\d{2})(.*?)\n(.*)/s;
my $RE_AT_PAGE_TITLE =
qr/^@([a-z0-9_-]+)\[(.+)\]\s+(\d{4}-\d{2}-\d{2})(!?)(.*?)\n(.*)/s;
my $RE_YAML_MARKDOWN = qr/\s*(---\n.*?\.\.\.\n)?(.*)/sm;
my $RE_TAG = qr/^[\p{Ll}\d]+(?: [\p{Ll}\d]+)*$/;
my $RE_TITLE = qr/\[% \s* title \s* %\]/x;
my $RE_YEAR_RANGE = qr/\[% \s* year-range \s* %\]/x;
my $RE_LABEL = qr/\[% \s* label \s* %\]/x;
my $RE_CSS = qr/\[% \s* css \s* %\]/x;
my $RE_NAME = qr/\[% \s* name \s* %\]/x;
my $RE_AUTHOR = qr/\[% \s* author \s* %\]/x;
my $RE_DESCRIPTION = qr/\[% \s* description \s* %\]/x;
my $RE_VERSION = qr/\[% \s* version \s* %\]/x;
my $RE_PAGE_URL = qr/\[% \s* page-url \s* %\]/x;
my $RE_RSS_FEED_URL = qr/\[% \s* rss-feed-url \s* %\]/x;
my $RE_JSON_FEED_URL = qr/\[% \s* json-feed-url \s* %\]/x;
my $RE_BODY = qr/\[% \s* body \s* %\] \n/x;
my $RE_ARCHIVE = qr/\[% \s* archive \s* %\] \n/x;
my @MON_LIST = qw( Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec );
my @DAY_LIST = qw( Sun Mon Tue Wed Thu Fri Sat );
BEGIN {
# An older version of CommonMark hasn't got this constant yet, so
# we can safely set it to 0
unless ( main->can( 'OPT_UNSAFE' ) ) {
eval 'sub OPT_UNSAFE { return 0 }';
}
}
create_blog( get_config() );
sub get_config {
my %arguments = (
'template-filename' => undef,
'output-dir' => undef,
'author' => undef,
'name' => undef,
'description' => undef,
'blog-url' => undef,
'days' => 14,
'css' => 'styles.css',
'date-format' => '%d %b %Y',
'label-format' => 'week %V, %Y',
'min-year' => undef,
'tags' => 0,
'tags-label' => 'tags',
'tags-title' => 'Tags',
'feed-size' => 25,
'quiet' => 0,
'version' => 0,
'help' => 0,
);
GetOptions(
\%arguments,
'template-filename=s',
'output-dir=s',
'author=s',
'name=s',
'description=s',
'blog-url=s',
'days=i',
'css=s',
'date-format=s',
'label-format=s',
'min-year=i',
'tags',
'tags-label=s',
'tags-title=s',
'feed-size=i',
'quiet',
'version',
'help',
);
show_usage_and_exit() if $arguments{ help };
if ( $arguments{ version } ) {
print "$VERSION\n";
exit;
}
my $missing = 0;
my %required = (
'template-filename' =>
'Use --template-filename to specify a template',
'output-dir' =>
'Use --output-dir to specify an output directory for HTML files',
'author' =>
'Use --author to specify an author name',
'name' =>
'Use --name to specify a name for the blog and its feeds',
'description' =>
'Use --description to specify a description of the blog'
.' and its feeds',
'blog-url' =>
'Use --blog-url to specify the URL of the blog itself',
);
for my $name ( sort keys %required ) {
if ( !defined $arguments{ $name } ) {
warn "$required{ $name }\n";
$missing++;
}
}
show_usage_and_exit( 2 ) if $missing;
my $filename = shift @ARGV;
if ( !defined $filename ) {
warn "Specify a filename that contains the entries\n";
show_usage_and_exit(1);
}
warn "Additional arguments have been skipped\n" if @ARGV;
my %config = %arguments;
$config{ filename } = $filename;
$config{ template } = path( $config{ 'template-filename' } )
->slurp_utf8();
$config{ 'json-path' } = 'feed.json';
$config{ 'json-feed-url' } = URI->new_abs(
@config{ qw( json-path blog-url ) }
)->as_string();
$config{ 'rss-path' } = 'feed.rss';
$config{ 'rss-feed-url' } = URI->new_abs(
@config{ qw( rss-path blog-url ) }
)->as_string();
return \%config;
}
sub create_blog {
my $config = shift;
my ( $days, $pages ) = collect_days_and_pages(
read_entries( $config->{ filename } )
);
if ( $config->{ tags } ) {
convert_articles_with_metablock_to_html( $days, $config );
}
else {
convert_articles_to_html( $days );
}
convert_articles_to_html( $pages );
my $max_year = ( localtime() )[ 5 ] + 1900; # current year
my $min_year;
if ( defined $config->{ 'min-year' } ) {
$min_year = $config->{ 'min-year' };
}
else {
$min_year = $max_year;
$min_year = min(
$min_year, ( split_date( $days->[ -1 ]{ date } ) )[ 0 ]
) if @$days;
$min_year = min(
$min_year, ( split_date( $pages->[ -1 ]{ date } ) )[ 0 ]
) if @$pages;
}
path( $config->{ 'output-dir' } )->mkpath();
my $archive = create_archive( $days );
if ( @$days ) {
create_index( $days, $archive, $config, $min_year, $max_year );
create_day_and_week_pages(
$days, $archive, $config, $min_year, $max_year
);
create_month_pages(
$days, $archive, $config, $min_year, $max_year
);
create_year_pages(
$days, $archive, $config, $min_year, $max_year
);
create_tag_pages(
$days, $archive, $config, $min_year, $max_year
) if $config->{tags};
create_rss_feed( $days, $config );
create_json_feed( $days, $config );
}
create_pages( $pages, $archive, $config, $min_year, $max_year );
return;
}
sub create_index {
my ( $days, $archive, $config, $min_year, $max_year ) = @_;
my $body_html;
my $todo = $config->{ days };
for my $day ( @$days ) {
$body_html .= html_for_date(
$day->{ date }, $config->{ 'date-format' }, $day->{ title },
'archive'
) . join( '', map { $_->{ html } } @{ $day->{ articles } } );
--$todo or last;
}
my $archive_html = html_for_archive(
$archive, undef, 'archive', $config->{ 'label-format' }
);
create_page(
'index.html', 'home', $body_html, $archive_html, $config,
'home', $min_year, $max_year
);
return;
}
sub create_day_and_week_pages {
my ( $days, $archive, $config, $min_year, $max_year ) = @_;
my $year_week;
my $week_body_html;
my $current_year_week = get_year_week( $days->[ 0 ]{ date } );
my $day_archive_html = html_for_archive(
$archive, undef, '../..', $config->{ 'label-format' }
);
my $index = 0;
for my $day ( @$days ) {
my $day_body_html = html_for_date(
$day->{ date }, $config->{ 'date-format' }, $day->{ title },
'../..'
) . join( '', map { $_->{ html } } @{ $day->{ articles } } );
my $label = decode_utf8( parse_date( $day->{ date } )
->strftime( $config->{ 'date-format' } ) );
my ( $year, $month, $day_number ) = split_date( $day->{ date } );
my $next_prev_html = html_for_next_prev( $days, $index, $config );
path( "$config->{ 'output-dir' }/archive/$year/$month")->mkpath();
create_page(
"archive/$year/$month/$day_number.html",
$day->{ title }, $day_body_html . $next_prev_html,
$day_archive_html,
$config,
$label, $min_year, $max_year
);
$year_week = get_year_week( $day->{ date } );
if ( $year_week eq $current_year_week ) {
$week_body_html .= $day_body_html;
}
else {
create_week_page(
$current_year_week, $week_body_html, $archive, $config,
$min_year, $max_year
);
$current_year_week = $year_week;
$week_body_html = $day_body_html;
}
$index++;
}
create_week_page(
$year_week, $week_body_html, $archive, $config,
$min_year, $max_year
);
return;
}
sub create_pages {
my ( $pages, $archive, $config, $min_year, $max_year ) = @_;
my $archive_html = %$archive ? html_for_archive(
$archive, undef, 'archive', $config->{ 'label-format' }
) : '';
for my $page ( @$pages ) {
my $date = $page->{ date };
my $link_text = escape(
decode_utf8(
parse_date( $date )->strftime( $config->{ 'date-format' } )
)
);
my $body_html;
if ( $page->{ 'show-date' } ) {
$body_html = qq(<time class="tl-date" datetime="$date">)
. "$link_text</time>\n";
}
else {
$body_html = qq(<div class="tl-topbar"></div>\n);
}
$body_html .= join( '', map { $_->{ html } } @{ $page->{ articles } } );
create_page(
"$page->{ name }.html",
$page->{ title }, $body_html, $archive_html, $config,
$page->{ label }, $min_year, $max_year
);
}
return;
}
sub create_week_page {
my ( $year_week, $body_html, $archive, $config, $min_year, $max_year ) = @_;
my $archive_html = html_for_archive(
$archive, $year_week, '../..', $config->{ 'label-format' }
);
my ( $year, $week ) = split_year_week( $year_week );
my $title = year_week_title( $config->{ 'label-format' }, $year, $week );
path( "$config->{ 'output-dir' }/archive/$year/week" )->mkpath();
create_page(
"archive/$year/week/$week.html",
$title, $body_html, $archive_html, $config,
$title, $min_year, $max_year
);
return;
}
sub create_month_pages {
my ( $days, $archive, $config, $min_year, $max_year ) = @_;
my %years;
for my $day ( @$days ) {
my ( $year, $month, undef ) = split_date( $day->{ date } );
unshift @{ $years{ $year }{ $month } }, $day;
}
my @month_names = get_month_names();
my $archive_html = html_for_archive(
$archive, undef, '../..', $config->{ 'label-format' }
);
for my $year ( sort keys %years ) {
for my $month ( sort keys %{ $years{ $year } } ) {
my $days_for_month = $years{ $year }{ $month };
my $first_tp = parse_date( $days_for_month->[ 0 ]{ date } );
my $month_name = decode_utf8( $first_tp->strftime( '%B' ) );
my $nav_bar = html_for_month_nav_bar(
$years{ $year }, $month, \@month_names
);
my $body_html = qq(<div class="tl-topbar"></div>\n)
. qq(<div class="tl-month-overview">\n)
. qq( <h2 class="tl-month-year">$month_name )
. qq(<a href="../../$year/">$year</a></h2>)
. qq( <dl class="tl-days">\n)
. join( '',
map { html_for_day( $_ ) } @$days_for_month
)
. " </dl>\n"
. $nav_bar
. "</div>\n";
create_page(
"archive/$year/$month/index.html",
"$month_name, $year", $body_html, $archive_html, $config,
decode_utf8( $first_tp->strftime( '%b, %Y' ) ),
$min_year, $max_year
);
}
}
return;
}
sub create_year_pages {
my ( $days, $archive, $config, $min_year, $max_year ) = @_;
my $start_year = ( split_date( $days->[ -1 ]{ date } ) )[ 0 ];
my $end_year = ( split_date( $days->[ 0 ]{ date } ) )[ 0 ];
my $archive_html = html_for_archive(
$archive, undef, '..', $config->{ 'label-format' }
);
my $day_names_row = html_for_day_names_row();
my $tp = parse_date( "$start_year-01-01" );
my $date_index = $#$days;
my $date = $days->[ $date_index ]{ date };
my $year_index = 0;
for my $year ( $start_year .. $end_year ) {
my $body_html = qq(<div class="tl-topbar"></div>\n)
. qq(<div class="tl-calendar">\n)
. html_for_year_nav_bar(
[ $start_year .. $end_year ], $year_index );
$year_index++;
while ( 1 ) {
my $tbody;
my $wday;
my $week_active = 0;
my $month_active = 0;
my $current_mon = $tp->mon();
my $month_name = decode_utf8( $tp->strftime( '%B' ) );
my @row = ( '' ) x 7;
while ( 1 ) {
$wday = ( $tp->_wday + 6 ) % 7;
if ( $date eq $tp->strftime( '%Y-%m-%d' ) ) {
$month_active = 1;
$week_active = 1;
$row[ $wday ] = html_link_for_day_number(
$days->[ $date_index ]
);
if ( $date_index > 0 ) {
$date_index--;
$date = $days->[ $date_index ]{ date };
}
}
else {
$row[ $wday ] = $tp->mday;
}
if ( $wday == 6 ) {
$tbody .= html_for_row( $year, $tp, \@row, $week_active );
$week_active = 0;
@row = ( '' ) x 7;
}
$tp += ONE_DAY;
last if $tp->mon != $current_mon;
}
$tbody .= html_for_row( $year, $tp, \@row, $week_active )
if $wday < 6;
my $caption;
if ( $month_active ) {
my $uri = sprintf '%02d/', $current_mon;
$caption = qq(<a href="$uri">$month_name</a>);
}
else {
$caption = $month_name;
}
$body_html .= qq( <table class="tl-month">\n)
. " <caption>$caption</caption>\n"
. " <thead>\n"
. $day_names_row
. " </thead>\n"
. " <tbody>\n"
. $tbody
. " </tbody>\n"
. " </table>\n";
last if $tp->year != $year;
}
$body_html .= "</div>\n";
path( "$config->{ 'output-dir' }/archive/$year")->mkpath();
create_page(
"archive/$year/index.html",
$year, $body_html, $archive_html, $config,
$year, $min_year, $max_year
);
}
return;
}
sub create_page {
my ( $path, $title, $body_html, $archive_html, $config,
$label, $min_year, $max_year ) = @_;
my $year_range = $min_year eq $max_year ?
$min_year : "$min_year\x{2013}$max_year";
my $slashes = $path =~ tr{/}{};
my $css = join( '', '../' x $slashes, $config->{ css } );
( my $uri_path = $path ) =~ s/\bindex\.html$//;
my $page_url = URI->new_abs( $uri_path, $config->{ 'blog-url' } );
my $html = $config->{ template };
for ( $html ) {
s/ $RE_TITLE / escape( $title ) /gxe;
s/ $RE_YEAR_RANGE / escape( $year_range ) /gxe;
s/ $RE_LABEL / escape( $label ) /gxe;
s/ $RE_CSS / escape( $css )/gxe;
s/ $RE_NAME / escape( $config->{ name } ) /gxe;
s/ $RE_AUTHOR / escape( $config->{ author } ) /gxe;
s/ $RE_DESCRIPTION / escape( $config->{ description } ) /gxe;
s/ $RE_VERSION / escape( $VERSION ) /gxe;
s/ $RE_PAGE_URL / escape( $page_url ) /gxe;
s/ $RE_RSS_FEED_URL / escape( $config->{ 'rss-feed-url' } ) /gxe;
s/ $RE_JSON_FEED_URL / escape( $config->{ 'json-feed-url' } ) /gxe;
s/ $RE_ARCHIVE /$archive_html/gx;
s/ $RE_BODY /$body_html/x;
}
path( "$config->{ 'output-dir' }/$path" )
->append_utf8( { truncate => 1 }, $html );
$config->{ quiet } or print "Created '$path'\n";
return;
}
sub html_for_day {
my $day = shift;
my $day_number = ( split_date( $day->{ date } ) )[ 2 ];
my $uri = "$day_number.html";
my $title = escape( $day->{ title } );
return qq( <dt>$day_number</dt><dd><a href="$uri">$title</a></dd>\n);
}
sub html_for_month_nav_bar {
my ( $active_months, $current_month, $names ) = @_;
my $html = qq( <nav>\n <ul class="tl-month-navigation">\n);
for my $mon ( 1..12 ) {
my $month = sprintf '%02d', $mon;
my $name = $names->[ $mon - 1 ];
if ( exists $active_months->{ $month } ) {
if ( $month eq $current_month ) {
$html .= qq( <li class="tl-self">$name</li>\n);
}
else {
$html .= qq( <li><a href="../$month/">$name</a></li>\n);
}
}
else {
$html .= qq( <li>$name</li>\n);
}
}
$html .= " </ul>\n </nav>\n";
return $html;
}
sub html_for_day_names_row {
my $tp = parse_date( '2019-01-07' ); # Monday
my $names;
for ( 0..6 ) {
my $day_name = decode_utf8( $tp->strftime( '%a' ) );
$names .= qq( <th scope="col">$day_name</th>\n);
$tp += ONE_DAY;
}
return " <tr>\n <td></td>\n$names </tr>\n";
}
sub html_for_row {
my ( $current_year, $tp, $row, $week_active ) = @_;
my $week_html;
my ( $year, $week ) = get_year_and_week( $tp );
if ( $week_active ) {
my $week_uri = $year == $current_year ? sprintf 'week/%02d.html', $week
: sprintf '../%04d/week/%02d.html', $year, $week;
$week_html = qq(<a href="$week_uri">$week</a>);
}
else {
$week_html = $week;
}
return " <tr>\n"
. qq( <th scope="row">$week_html</th>\n)
. join( '', map { " <td>$_</td>\n" } @$row )
. " </tr>\n";
}
sub html_link_for_day_number {
my $day = shift;
my ( $year, $month, $day_number ) = split_date( $day->{ date } );
my $uri = "../$year/$month/$day_number.html";
my $title = escape( $day->{ title } );
my $mday = int( $day_number );
return qq(<a href="$uri" title="$title">$mday</a>)
}
sub html_for_year_nav_bar {
my ( $years, $year_index, $path ) = @_;
$path //= '';
my $nav;
if ( $year_index > 0 ) {
my $prev = $years->[ $year_index - 1 ];
$nav = qq( <div>\x{2190} <a href="../$prev/$path">$prev</a></div>\n)
}
else {
$nav .= " <div></div>\n";
}
$nav .= " <h2>$years->[ $year_index ]</h2>\n";
if ( $year_index < $#$years ) {
my $next = $years->[ $year_index + 1 ];
$nav .= qq( <div><a href="../$next/$path">$next</a> \x{2192}</div>\n)
}
else {
$nav .= " <div></div>\n";
}
return qq( <div class="tl-year">\n$nav </div>\n);
}
sub html_for_date {
my ( $date, $date_format, $title, $path ) = @_;
my ( $year, $month, $day ) = split_date( $date );
my $uri = "$path/$year/$month/$day.html";
my $link_text = escape(
decode_utf8(
parse_date( $date )->strftime( $date_format )
)
);
my $title_text = escape( $title );
return qq(<time class="tl-date" datetime="$date">)
. qq(<a href="$uri" title="$title_text">$link_text</a>)
. "</time>\n";
}
sub html_for_archive {
my ( $archive, $current_year_week, $path, $label_format ) = @_;
my $html = qq(<dl>\n);
for my $year ( sort { $b <=> $a } keys %$archive ) {
$html .= qq( <dt><a href="$path/$year/">$year</a></dt>\n)
. " <dd>\n <ul>\n";
for my $week ( @{ $archive->{ $year } } ) {
my $year_week = join_year_week( $year, $week );
if ( defined $current_year_week
&& $year_week eq $current_year_week ) {
$html .= qq( <li class="tl-self">$week</li>\n);
}
else {
my $title = escape(
year_week_title( $label_format, $year, $week )
);
my $uri = "$path/$year/week/$week.html";
$html .= ' <li>'
. qq(<a href="$uri" title="$title">)
. $week . "</a></li>\n";
}
}
$html .= " </ul>\n </dd>\n";
}
$html .= "</dl>\n";
return $html;
}
sub html_link_for_day {
my ( $day, $config ) = @_;
my $title = escape( $day->{ title } );
my $label = escape(
decode_utf8(
parse_date( $day->{ date } )->strftime( $config->{ 'date-format' } )
)
);
my ( $year, $month, $day_number ) = split_date( $day->{ date } );
my $uri = "../../$year/$month/$day_number.html";
return qq(<a href="$uri" title="$label">$title</a>);
}
sub html_for_next_prev {
my ( $days, $index, $config ) = @_;
return '' if @$days == 1;
my $html = qq(<nav class="tl-next-prev">\n);
if ( $index ) {
$html .= ' <div class="next">'
. html_link_for_day( $days->[ $index - 1 ], $config )
. '</div>'
. qq(<div class="tl-right-arrow">\x{2192}</div>\n);
}
if ( $index < $#$days ) {
$html .= qq( <div class="tl-left-arrow">\x{2190}</div>)
. '<div class="prev">'
. html_link_for_day( $days->[ $index + 1 ], $config )
. "</div>\n";
}
$html .= "</nav>\n";
return $html;
}
sub create_archive {
my $days = shift;
my %seen;
my %archive;
for my $day ( @$days ) {
my ( $year, $week ) = get_year_and_week( parse_date( $day->{ date } ) );
my $year_week = join_year_week( $year, $week );
if ( !exists $seen{ $year_week } ) {
unshift @{ $archive{ sprintf '%04d', $year } },
sprintf '%02d', $week;
$seen{ $year_week } = 1;
}
}
return \%archive
}
sub get_url_title_description {
my ( $day, $config ) = @_;
my $description = join( '', map { $_->{ html } } @{ $day->{ articles } } );
my ( $year, $month, $day_number ) = split_date( $day->{ date } );
my $url = URI->new_abs(
"archive/$year/$month/$day_number.html",
$config->{ 'blog-url' }
)->as_string();
return ( $url, $day->{ title }, $description );
}
sub get_month_names {
my @names;
for my $mon ( 1..12 ) {
my $date = sprintf '2019-%02d-01', $mon;
push @names, decode_utf8( parse_date( $date )->strftime( '%B' ) );
}
return @names;
}
sub get_end_of_day {
return Time::Piece->localtime(
Time::Piece->strptime( shift . ' 23:59:59', '%Y-%m-%d %H:%M:%S' )
);
}
sub get_tag_path {
( my $name = shift ) =~ s/ /-/g;
return "$name.html";
}
sub get_cloud_size {
my ( $count, $min_count, $max_count ) = @_;
return 1 if $min_count == $max_count;
return 1 + int(
4 * ( log( $count ) - log( $min_count ) )
/ ( log( $max_count ) - log( $min_count ) )
);
}
sub create_tag_pages {
my ( $days, $archive, $config, $min_year, $max_year ) = @_;
my $tags = {};
for my $day ( @$days ) {
my $year = ( split_date( $day->{ date } ) )[ 0 ];
for my $article ( reverse @{ $day->{ articles } } ) {
for my $tag ( @{ $article->{ tags } } ) {
$tags->{ $tag }{ count }++;
unshift @{ $tags->{ $tag }{ years }{ $year } }, {
title => $article->{ title },
date => $day->{ date },
};
}
}
}
my $archive_html = html_for_archive(
$archive, undef, '../../archive', $config->{ 'label-format' }
);
my %tag_info;
for my $tag ( sort keys %$tags ) {
my @years = sort keys %{ $tags->{ $tag }{ years } };
$tag_info{ $tag }{ end_year } = $years[ -1 ];
my $tag_path = get_tag_path( $tag );
my $year_index = 0;
for my $year ( @years ) {
my $body_html = qq(<div class="tl-topbar"></div>\n)
. qq(<div class="tl-tag-overview">\n)
. html_for_year_nav_bar( \@years, $year_index, $tag_path )
. " <h2>$tag</h2>\n";
$year_index++;
my $current_month = '';
my $rows = $tags->{ $tag }{ years }{ $year };
for my $row ( @$rows ) {
my $tp = parse_date( $row->{ date } );
my $month_name = decode_utf8( $tp->strftime( '%B' ) );
if ( $month_name ne $current_month ) {
$body_html .= " </dl>\n" if $current_month ne '';
$body_html .= " <h3>$month_name</h3>\n"
. qq( <dl class="tl-days">\n);
$current_month = $month_name;
}
my $nr = ( split_date( $row->{ date } ) )[ 2 ];
$body_html .= " <dt>$nr</dt><dd>$row->{ title }</dd>\n";
$tag_info{ $tag }{ count }++;
}
$body_html .= " </dl>\n</div>\n";
path( "$config->{ 'output-dir' }/tags/$year/")->mkpath();
create_page(
"tags/$year/$tag_path",
$tag, $body_html, $archive_html, $config,
$tag, $min_year, $max_year
);
}
}
# Create a page with a tag cloud
my ( $min_count, $max_count );
for my $tag ( keys %tag_info ) {
$min_count = $tag_info{ $tag }{ count }
if !defined $min_count || $tag_info{ $tag }{ count } < $min_count;
$max_count = $tag_info{ $tag }{ count }
if !defined $max_count || $tag_info{ $tag }{ count } > $max_count;
}
my $body_html = qq(<div class="tl-topbar"></div>\n)
. qq(<div class="tl-tags-overview">\n)
. " <h2>$config->{ 'tags-title' }</h2>\n"
. qq( <ul class="tl-tag-cloud">\n);
for my $tag ( sort keys %tag_info ) {
my $tag_path = get_tag_path( $tag );
my $size = get_cloud_size(
$tag_info{ $tag }{ count }, $min_count, $max_count
);
$body_html .= qq( <li class="tl-size-$size">)
. qq(<a href="$tag_info{ $tag }{ end_year }/$tag_path">)
. "$tag\x{202f}($tag_info{ $tag }{ count })</a></li>\n";
}
$body_html .= " </ul>\n</div>\n";
create_page(
"tags/index.html",
$config->{ 'tags-title' }, $body_html, $archive_html, $config,
$config->{ 'tags-label' }, $min_year, $max_year
);
return;
}
sub create_rss_feed {
my ( $days, $config ) = @_;
my @items;
my $todo = $config->{ 'feed-size' };
for my $day ( @$days ) {
my ( $url, $title, $description )
= get_url_title_description( $day, $config );
my $end_of_day = get_end_of_day( $day->{ date } );
# RFC #822 in USA locale
my $pub_date = $DAY_LIST[ $end_of_day->_wday() ]
. sprintf( ', %02d ', $end_of_day->mday() )
. $MON_LIST[ $end_of_day->_mon ]
. $end_of_day->strftime( ' %Y %H:%M:%S %z' );
push @items, join( '',
'<item>',
'<title>', escape( $title ), '</title>',
'<link>', escape( $url ), '</link>',
'<guid isPermaLink="true">', escape( $url ), '</guid>',
'<pubDate>', escape( $pub_date ), '</pubDate>',
'<description>', escape( $description ), '</description>',
'</item>'
);
--$todo or last;
}
my $xml = join( '',
'<?xml version="1.0" encoding="UTF-8"?>',
'<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">',
'<channel>',
'<title>', escape( $config->{ name } ), '</title>',
'<link>', escape( $config->{ 'blog-url' } ), '</link>',
'<description>', escape( $config->{ description } ),'</description>',
'<atom:link href="', escape( $config->{ 'rss-feed-url' } ),
'" rel="self" type="application/rss+xml" />',
@items,
'</channel>',
'</rss>',
"\n"
);
my $path = $config->{ 'rss-path' };
path( "$config->{ 'output-dir' }/$path" )
->append_utf8( { truncate => 1 }, $xml );
$config->{ quiet } or print "Created '$path'\n";
return;
}
sub create_json_feed {
my ( $days, $config ) = @_;
my @items;
my $todo = $config->{ 'feed-size' };
for my $day ( @$days ) {
my ( $url, $title, $description )
= get_url_title_description( $day, $config );
my $end_of_day = get_end_of_day( $day->{ date } );
( my $date_published = $end_of_day->strftime( '%Y-%m-%dT%H:%M:%S%z' ) )
=~ s/(\d\d)$/:$1/a;
push @items, {
id => $url,
url => $url,
title => $title,
content_html => $description,
date_published => $date_published,
};
--$todo or last;
}
my $feed = {
version => 'https://jsonfeed.org/version/1',
title => $config->{ name },
home_page_url => $config->{ 'blog-url' },
feed_url => $config->{ 'json-feed-url' },
description => $config->{ description },
author => {
name => $config->{ author },
},
items => \@items,
};
my $path = $config->{ 'json-path' };
my $json = JSON::XS->new->utf8->indent->space_after->canonical
->encode( $feed );
path( "$config->{ 'output-dir' }/$path" )
->append_raw( { truncate => 1 }, $json );
$config->{ quiet } or print "Created '$path'\n";
return;
}