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1 | package App::SCS::Page; |
2 | |
3 | use IO::All; |
4 | use Time::Local qw(timelocal); |
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5 | use List::Util qw(reduce); |
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6 | use Module::Runtime qw(use_module); |
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7 | use HTML::Zoom; |
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8 | use Moo; |
9 | |
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10 | has $_ => (is => 'ro', reader => "_$_", init_arg => $_) for qw(page_set); |
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11 | |
12 | sub _page_set_class { ref($_[0]->_page_set) } |
13 | sub _top_dir { $_[0]->_page_set->top_dir } |
14 | sub _my_path { io->dir($_[0]->_top_dir)->catdir($_[0]->path) } |
15 | |
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16 | with 'App::SCS::Role::PageChildren'; |
17 | |
18 | has $_ => (is => 'ro') for qw( |
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19 | title subtitle description keywords html created path |
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20 | ); |
21 | |
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22 | has plugin_config => (is => 'rw', 'required' => 1); |
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23 | |
24 | sub has_plugin_config { exists $_[0]->plugin_config->{$_[1]} } |
25 | |
26 | sub with_plugin_config { |
27 | my ($self, $with_name, $with_config) = @_; |
28 | my @orig = @{$self->plugin_config}; |
29 | my @new; |
30 | while (my ($name, $config) = splice @orig, 0, 2) { |
31 | push @new, ( |
32 | $name eq $with_name |
33 | ? ($name, { %$config, %$with_config }) |
34 | : ($name, $config) |
35 | ); |
36 | } |
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37 | return $self->with(plugin_config => \@new); |
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38 | } |
39 | |
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40 | has _raw_page_plugins => (is => 'lazy', builder => sub { |
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41 | my ($self) = @_; |
42 | my $plugin_config = $self->plugin_config; |
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43 | my ($plugin_map, $defaults) = @{$self->_page_set->plugin_config} |
44 | {qw(plugin_map defaults)}; |
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45 | my @spec = (@$defaults, @$plugin_config); |
46 | my @plugins; |
47 | while (my ($name, $config) = splice @spec, 0, 2) { |
48 | my $info = $plugin_map->{$name}; |
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49 | die "No class for plugin name ${name}" unless $info->{class}; |
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50 | push @plugins, |
51 | use_module($info->{class})->new( |
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52 | ($info->{config}||sub{})->(), %$config, page => $self, |
53 | plugin_map => $plugin_map, # some things will need this |
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54 | ); |
55 | } |
56 | return \@plugins; |
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57 | }); |
58 | |
59 | has _page_plugins => (is => 'lazy', builder => sub { |
60 | my ($self) = @_; |
61 | my $raw = $self->_raw_page_plugins; |
62 | reduce { $b->filter_plugins($a) } $raw, @$raw; |
63 | }); |
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64 | |
65 | sub published_at { |
66 | $_[0]->created |
67 | ? scalar localtime timelocal |
68 | map +(@{$_}[0..3], $_->[4]-1, $_->[5]-1900), |
69 | [ reverse split '\D+', $_[0]->created ] |
70 | : '' |
71 | } |
72 | |
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73 | sub to_app { |
74 | my ($self) = @_; |
75 | return sub { $self->to_psgi_response(@_) }; |
76 | } |
77 | |
78 | sub to_psgi_response { |
79 | my ($self, $env) = @_; |
80 | |
81 | if (my $cb = $env->{'App::SCS::Command::Generate.extra_pages'}) { |
82 | $cb->($_->extra_pages) for @{$self->page_plugins}; |
83 | } |
84 | |
85 | $self->_psgi_response; |
86 | } |
87 | |
88 | has _psgi_response => (is => 'lazy'); |
89 | |
90 | sub _build__psgi_response { |
91 | my ($self) = @_; |
92 | |
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93 | my $psgi_res = [ |
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94 | 200, [ 'Content-type' => 'text/html' ], $self->_content_zoom->to_fh |
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95 | ]; |
96 | |
97 | return reduce { |
98 | $b->filter_psgi_response($a) |
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99 | } $psgi_res, @{$self->_page_plugins}; |
100 | } |
101 | |
102 | sub _content_zoom { |
103 | my ($self) = @_; |
104 | return reduce { |
105 | $b->filter_content_zoom($a) |
106 | } $self->_html_zoom, @{$self->_page_plugins}; |
107 | } |
108 | |
109 | sub _html_zoom { |
110 | my ($self) = @_; |
111 | return reduce { |
112 | $b->filter_html_zoom($a) |
113 | } HTML::Zoom->from_html($self->html), @{$self->_page_plugins}; |
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114 | } |
115 | |
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116 | sub body { |
117 | my ($self) = @_; |
118 | HTML::Zoom->from_html($self->html) |
119 | ->collect(body => { into => \my @ev }) |
120 | ->run; |
121 | HTML::Zoom->from_events(\@ev)->to_html; |
122 | } |
123 | |
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124 | no Moo; |
125 | |
126 | sub with { |
127 | my $self = shift; |
128 | return ref($self)->new(%$self, @_); |
129 | } |
130 | |
131 | 1; |