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aa99b349 DM |
1 | #!/usr/bin/perl |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use IO::File; | |
6 | use JSON; | |
7 | ||
8 | use Data::Dumper; | |
9 | ||
10 | my $environments = { | |
11 | default => 1, | |
12 | wiki => 1, | |
13 | manvolnum => 1, | |
14 | pvelogo => 0, # ignore | |
15 | }; | |
16 | ||
aa99b349 DM |
17 | my $fileinfo = {}; |
18 | ||
19 | my $start_env = []; | |
20 | foreach my $e (keys %$environments) { | |
21 | push @$start_env, $e if $environments->{$e}; | |
22 | } | |
23 | ||
24 | my $env_stack = [$start_env]; | |
25 | my $env_name_stack = []; | |
26 | ||
27 | sub reset_environment_stack { | |
28 | $env_stack = [$start_env]; | |
29 | $env_name_stack = []; | |
30 | } | |
31 | ||
32 | sub push_environment { | |
33 | my ($env, $not) = @_; | |
34 | ||
35 | die "undefined environment '$env'\n" if !defined($environments->{$env}); | |
36 | ||
835dd63b | 37 | # FIXME: this seems wrong (nested env?)? |
aa99b349 | 38 | return if !$environments->{$env}; # do not track |
74b0334e | 39 | |
aa99b349 DM |
40 | if ($not) { |
41 | my $new_env = []; | |
42 | foreach my $e (@{$env_stack->[-1]}) { | |
43 | if ($e ne $env) { | |
44 | push @$new_env, $e; | |
45 | } | |
46 | } | |
47 | die "empty environment" if !scalar($new_env); | |
48 | push @$env_stack, $new_env; | |
49 | } else { | |
50 | push @$env_stack, [$env]; | |
51 | } | |
74b0334e | 52 | |
aa99b349 DM |
53 | push @$env_name_stack, $env; |
54 | } | |
55 | ||
56 | sub pop_environment { | |
57 | my ($env) = @_; | |
58 | ||
59 | die "undefined environment '$env'\n" if !defined($environments->{$env}); | |
74b0334e | 60 | |
aa99b349 DM |
61 | return if !$environments->{$env}; # do not track |
62 | ||
63 | pop @$env_stack; | |
64 | my $res = pop @$env_name_stack; | |
74b0334e | 65 | |
aa99b349 DM |
66 | die "environment missmatch ($res != $env)\n" if $res ne $env; |
67 | } | |
68 | ||
69 | sub register_include { | |
70 | my ($filename, $include_filename, $env_list) = @_; | |
71 | ||
72 | return if $include_filename !~ m/\.adoc$/; # skip attributes.txt | |
73 | ||
74 | foreach my $e (@$env_list) { | |
75 | $fileinfo->{include}->{$e}->{$filename}->{$include_filename} = 1; | |
76 | } | |
77 | } | |
78 | ||
79 | sub register_blockid { | |
45930831 | 80 | my ($filename, $blockid, $reftext, $env_list) = @_; |
aa99b349 DM |
81 | |
82 | foreach my $e (@$env_list) { | |
83 | my $fn = $fileinfo->{blockid}->{$e}->{$blockid}; | |
74b0334e | 84 | die "blockid '$blockid' already defined in $fn" |
aa99b349 DM |
85 | if defined($fn); |
86 | $fileinfo->{blockid}->{$e}->{$blockid} = $filename; | |
45930831 DM |
87 | $fileinfo->{reftext}->{$e}->{$blockid} = $reftext |
88 | if defined($reftext); | |
aa99b349 DM |
89 | } |
90 | } | |
91 | ||
92 | sub scan_adoc_file { | |
93 | my ($filename) = @_; | |
94 | ||
95 | reset_environment_stack(); | |
74b0334e | 96 | |
aa99b349 DM |
97 | # print "SCAN $filename\n"; |
98 | ||
99 | my $fh = IO::File->new("$filename", "r") or | |
100 | die "unable to open file '$filename' - $!\n"; | |
101 | ||
102 | my $env_last_line = {}; | |
74b0334e | 103 | |
aa99b349 DM |
104 | while (defined (my $line = <$fh>)) { |
105 | if ($line =~ m/^if(n?)def::(\S+)\[(.*)\]\s*$/) { | |
74b0334e | 106 | my ($not, $env, $text) = ($1, $2, $3); |
aa99b349 DM |
107 | die "unsuported ifdef usage - implement me" if $text; |
108 | push_environment($env, $not); | |
109 | next; | |
110 | } elsif ($line =~ m/^endif::(\S+)\[(.*)\]\s*$/) { | |
111 | my ($env, $text) = ($1, $2); | |
112 | die "unsuported ifdef usage - implement me" if $text; | |
113 | pop_environment($env); | |
114 | next; | |
115 | } elsif ($line =~ m/^include::(\S+)\[.*\]\s*$/) { | |
116 | register_include($filename, $1, $env_stack->[-1]); | |
117 | next; | |
118 | } | |
119 | ||
120 | # try to detect titles | |
121 | foreach my $e (@{$env_stack->[-1]}) { | |
122 | my $title = $fileinfo->{titles}->{$e}->{$filename}; | |
123 | next if defined($title); | |
124 | ||
125 | if (($line =~ m/^=====+/) || ($line =~ m/^-----+/)) { | |
126 | $fileinfo->{titles}->{$e}->{$filename} = $env_last_line->{$e}; | |
127 | } | |
128 | $env_last_line->{$e} = $line; | |
129 | chomp $env_last_line->{$e}; | |
130 | } | |
74b0334e | 131 | |
aa99b349 | 132 | # fixme: also scan <<>> |
74b0334e | 133 | |
aa99b349 DM |
134 | while ($line =~ m/xref:([^\s\[\]]+)\[([^\]]*)\]/g) { |
135 | # print "$filename xref:$1 [$2]\n"; | |
136 | } | |
137 | ||
138 | if ($line =~ m/^\[\[(.*)\]\]\s*$/) { | |
139 | my $blockid = $1; | |
140 | die "implement me" if $blockid =~m/,/; | |
45930831 DM |
141 | my $reftext = ''; |
142 | register_blockid($filename, $blockid, $reftext, $env_stack->[-1]); | |
aa99b349 | 143 | } |
a0ba8b4c DM |
144 | # fixme: "anchor:" |
145 | # bibliography anchors | |
146 | if ($line =~ m/\[\[\[([^\]]*)\]\]\]/) { | |
147 | my $blockid = $1; | |
148 | die "implement me" if $blockid =~m/,/; | |
45930831 | 149 | register_blockid($filename, $blockid, "[$blockid]", $env_stack->[-1]); |
a0ba8b4c | 150 | } |
74b0334e | 151 | } |
aa99b349 DM |
152 | } |
153 | ||
154 | my $scanned_files = {}; | |
155 | while (my $filename = shift) { | |
156 | next if $filename !~ m/\.adoc$/; # skip attributes.txt | |
157 | next if $scanned_files->{$filename}; | |
158 | ||
159 | scan_adoc_file($filename); | |
160 | $scanned_files->{$filename} = 1; | |
161 | } | |
162 | ||
163 | sub resolve_link_target { | |
164 | my ($env, $filename) = @_; | |
165 | ||
166 | my $include_hash = $fileinfo->{include}->{$env}; | |
167 | ||
168 | my $repeat = 1; | |
169 | ||
170 | while ($repeat) { | |
171 | $repeat = 0; | |
172 | foreach my $fn (keys %$include_hash) { | |
aa99b349 DM |
173 | if ($include_hash->{$fn}->{$filename}) { |
174 | $filename = $fn; | |
175 | $repeat = 1; | |
176 | last; | |
177 | } | |
178 | } | |
179 | } | |
74b0334e | 180 | |
aa99b349 DM |
181 | return $filename; |
182 | } | |
183 | ||
184 | # now resolve blockids | |
185 | foreach my $e (@$start_env) { | |
186 | my $blockid_hash = $fileinfo->{blockid}->{$e}; | |
187 | foreach my $blockid (keys %$blockid_hash) { | |
188 | my $fn = resolve_link_target($e, $blockid_hash->{$blockid}); | |
189 | if ($e eq 'wiki') { | |
190 | my $title = $fileinfo->{titles}->{$e}->{$fn}; | |
aa99b349 | 191 | $title =~ s/\{pve\}/Proxmox VE/g; |
0e1bf0da | 192 | $title =~ s/\s/_/g; |
aa99b349 DM |
193 | die "found not title for '$fn' in env '$e'" if !$title; |
194 | $fileinfo->{blockid_target}->{$e}->{$blockid} = "link:/wiki/$title#$blockid"; | |
195 | } else { | |
196 | $fileinfo->{blockid_target}->{$e}->{$blockid} = $fn; | |
197 | } | |
198 | } | |
199 | } | |
200 | ||
201 | ||
202 | print to_json($fileinfo, { pretty => 1 } ); |