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1 | #!/usr/bin/perl | |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use Getopt::Long; | |
6 | use IO::File; | |
7 | use JSON; | |
8 | ||
9 | use Data::Dumper; | |
10 | ||
11 | my $generate_depends; | |
12 | ||
13 | GetOptions("depends=s" => \$generate_depends) or | |
14 | die("Error in command line arguments\n"); | |
15 | ||
16 | ||
17 | my $environments = { | |
18 | default => 1, | |
19 | wiki => 1, | |
20 | manvolnum => 1, | |
21 | pvelogo => 0, # ignore | |
22 | }; | |
23 | ||
24 | my $fileinfo = {}; | |
25 | ||
26 | my $start_env = []; | |
27 | foreach my $e (keys %$environments) { | |
28 | push @$start_env, $e if $environments->{$e}; | |
29 | } | |
30 | ||
31 | my $env_stack = [$start_env]; | |
32 | my $env_name_stack = []; | |
33 | ||
34 | sub reset_environment_stack { | |
35 | $env_stack = [$start_env]; | |
36 | $env_name_stack = []; | |
37 | } | |
38 | ||
39 | sub push_environment { | |
40 | my ($env, $not) = @_; | |
41 | ||
42 | die "undefined environment '$env'\n" if !defined($environments->{$env}); | |
43 | ||
44 | # FIXME: this seems wrong (nested env?)? | |
45 | return if !$environments->{$env}; # do not track | |
46 | ||
47 | if ($not) { | |
48 | my $new_env = []; | |
49 | foreach my $e (@{$env_stack->[-1]}) { | |
50 | if ($e ne $env) { | |
51 | push @$new_env, $e; | |
52 | } | |
53 | } | |
54 | die "empty environment" if !scalar($new_env); | |
55 | push @$env_stack, $new_env; | |
56 | } else { | |
57 | push @$env_stack, [$env]; | |
58 | } | |
59 | ||
60 | push @$env_name_stack, $env; | |
61 | } | |
62 | ||
63 | sub pop_environment { | |
64 | my ($env) = @_; | |
65 | ||
66 | die "undefined environment '$env'\n" if !defined($environments->{$env}); | |
67 | ||
68 | return if !$environments->{$env}; # do not track | |
69 | ||
70 | pop @$env_stack; | |
71 | my $res = pop @$env_name_stack; | |
72 | ||
73 | die "environment missmatch ($res != $env)\n" if $res ne $env; | |
74 | } | |
75 | ||
76 | sub register_include { | |
77 | my ($filename, $include_filename, $env_list) = @_; | |
78 | ||
79 | foreach my $e (@$env_list) { | |
80 | $fileinfo->{include}->{$e}->{$filename}->{$include_filename} = 1; | |
81 | } | |
82 | } | |
83 | ||
84 | sub register_blockid { | |
85 | my ($filename, $blockid, $reftext, $env_list) = @_; | |
86 | ||
87 | foreach my $e (@$env_list) { | |
88 | my $fn = $fileinfo->{blockid}->{$e}->{$blockid}; | |
89 | die "blockid '$blockid' already defined in $fn" | |
90 | if defined($fn); | |
91 | $fileinfo->{blockid}->{$e}->{$blockid} = $filename; | |
92 | $fileinfo->{reftext}->{$e}->{$blockid} = $reftext | |
93 | if defined($reftext); | |
94 | } | |
95 | } | |
96 | ||
97 | sub register_title { | |
98 | my ($filename, $env, $doctype, $title, $blockid) = @_; | |
99 | ||
100 | # fixme: what about other macros? | |
101 | $title =~ s/\{pve\}/Proxmox VE/g; | |
102 | $title =~ s!http://\S+\[(.*?)\]!$1!g; | |
103 | ||
104 | # register document title (onyl once) | |
105 | if (!defined($fileinfo->{titles}->{$env}->{$filename})) { | |
106 | ||
107 | $fileinfo->{titles}->{$env}->{$filename} = $title; | |
108 | ||
109 | if (defined($doctype)) { | |
110 | $fileinfo->{doctype}->{$env}->{$filename} = $doctype; | |
111 | } else { | |
112 | die "unable to change title (no doctype)" | |
113 | if !defined($fileinfo->{doctype}->{$env}->{$filename}); | |
114 | } | |
115 | } elsif (!defined($doctype)) { | |
116 | # change title via :title: attribute | |
117 | $fileinfo->{titles}->{$env}->{$filename} = $title; | |
118 | } | |
119 | ||
120 | if (defined($doctype) && ($env eq 'manvolnum') && ($doctype == 0)) { | |
121 | if ($title =~ m/.*\(([1-8])\)\s*$/) { | |
122 | $fileinfo->{mansection}->{$env}->{$filename} = $1; | |
123 | } | |
124 | } | |
125 | ||
126 | if ($blockid) { | |
127 | die "internal error" | |
128 | if !defined($fileinfo->{blockid}->{$env}->{$blockid}); | |
129 | $fileinfo->{reftitle}->{$env}->{$blockid} = $title; | |
130 | } | |
131 | } | |
132 | ||
133 | sub scan_adoc_file { | |
134 | my ($filename) = @_; | |
135 | ||
136 | reset_environment_stack(); | |
137 | ||
138 | # print "SCAN $filename\n"; | |
139 | ||
140 | my $fh = IO::File->new("$filename", "r") or | |
141 | die "unable to open file '$filename' - $!\n"; | |
142 | ||
143 | my $env_last_line = {}; | |
144 | my $env_last_blockid = {}; | |
145 | ||
146 | while (defined (my $line = <$fh>)) { | |
147 | if ($line =~ m/^if(n?)def::(\S+)\[(.*)\]\s*$/) { | |
148 | my ($not, $env, $text) = ($1, $2, $3); | |
149 | die "unsuported ifdef usage - implement me" if $text; | |
150 | push_environment($env, $not); | |
151 | next; | |
152 | } elsif ($line =~ m/^endif::(\S+)\[(.*)\]\s*$/) { | |
153 | my ($env, $text) = ($1, $2); | |
154 | die "unsuported ifdef usage - implement me" if $text; | |
155 | pop_environment($env); | |
156 | next; | |
157 | } elsif ($line =~ m/^include::(\S+)\[.*\]\s*$/) { | |
158 | register_include($filename, $1, $env_stack->[-1]); | |
159 | next; | |
160 | } | |
161 | ||
162 | # try to detect titles | |
163 | foreach my $e (@{$env_stack->[-1]}) { | |
164 | if ($line =~ m/^=====+$/) { | |
165 | register_title($filename, $e, 0, $env_last_line->{$e}, | |
166 | $env_last_blockid->{$e}); | |
167 | } elsif ($line =~ m/^-----+$/) { | |
168 | register_title($filename, $e, 1, $env_last_line->{$e}, | |
169 | $env_last_blockid->{$e}); | |
170 | } elsif ($line =~ m/^~~~~~+$/) { | |
171 | register_title($filename, $e, 2, $env_last_line->{$e}, | |
172 | $env_last_blockid->{$e}); | |
173 | } elsif ($line =~ m/^\^\^\^\^\^+$/) { | |
174 | register_title($filename, $e, 3, $env_last_line->{$e}, | |
175 | $env_last_blockid->{$e}); | |
176 | } elsif ($line =~ m/^= +(\S.*?)( +=)?$/) { | |
177 | register_title($filename, $e, 0, $1, $env_last_blockid->{$e}); | |
178 | } elsif ($line =~ m/^== +(\S.*?)( +==)?$/) { | |
179 | register_title($filename, $e, 1, $1, $env_last_blockid->{$e}); | |
180 | } elsif ($line =~ m/^=== +(\S.*?)( +===)?$/) { | |
181 | register_title($filename, $e, 2, $1, $env_last_blockid->{$e}); | |
182 | } elsif ($line =~ m/^==== +(\S.*?)( +====)?$/) { | |
183 | register_title($filename, $e, 3, $1, $env_last_blockid->{$e}); | |
184 | } | |
185 | ||
186 | $env_last_line->{$e} = $line; | |
187 | chomp $env_last_line->{$e}; | |
188 | } | |
189 | ||
190 | if ($line =~ m/^:(\S+?):\s*(.*\S)?\s*$/) { | |
191 | my ($key, $value) = ($1, $2); | |
192 | if ($key eq 'pve-toplevel') { | |
193 | ||
194 | foreach my $e (@{$env_stack->[-1]}) { | |
195 | my $title = $fileinfo->{titles}->{$e}->{$filename}; | |
196 | die "not title for toplevel file '$filename' (env=$e)\n" | |
197 | if !defined($title); | |
198 | $fileinfo->{toplevel}->{$e}->{$filename} = 1; | |
199 | } | |
200 | } elsif ($key eq 'title') { | |
201 | foreach my $e (@{$env_stack->[-1]}) { | |
202 | register_title($filename, $e, undef, $value); | |
203 | } | |
204 | } | |
205 | } | |
206 | ||
207 | if ($line =~ m/^\[\[(.*)\]\]\s*$/) { | |
208 | my $blockid = $1; | |
209 | die "implement me" if $blockid =~m/,/; | |
210 | my $reftext = ''; | |
211 | register_blockid($filename, $blockid, $reftext, $env_stack->[-1]); | |
212 | foreach my $e (@{$env_stack->[-1]}) { | |
213 | $env_last_blockid->{$e} = $blockid; | |
214 | } | |
215 | } | |
216 | ||
217 | if ($line =~ m/^\s*$/) { | |
218 | foreach my $e (@{$env_stack->[-1]}) { | |
219 | delete $env_last_blockid->{$e}; | |
220 | } | |
221 | } | |
222 | ||
223 | # fixme: "anchor:" | |
224 | # bibliography anchors | |
225 | if ($line =~ m/\[\[\[([^\]]*)\]\]\]/) { | |
226 | my $blockid = $1; | |
227 | die "implement me" if $blockid =~m/,/; | |
228 | register_blockid($filename, $blockid, "[$blockid]", $env_stack->[-1]); | |
229 | } | |
230 | } | |
231 | } | |
232 | ||
233 | my $scanned_files = {}; | |
234 | while (my $filename = shift) { | |
235 | next if $filename !~ m/\.adoc$/; # skip attributes.txt | |
236 | next if $scanned_files->{$filename}; | |
237 | ||
238 | scan_adoc_file($filename); | |
239 | $scanned_files->{$filename} = 1; | |
240 | } | |
241 | ||
242 | sub resolve_link_target { | |
243 | my ($env, $filename) = @_; | |
244 | ||
245 | my $include_hash = $fileinfo->{include}->{$env}; | |
246 | ||
247 | my $repeat = 1; | |
248 | ||
249 | while ($repeat) { | |
250 | $repeat = 0; | |
251 | foreach my $fn (keys %$include_hash) { | |
252 | if ($include_hash->{$fn}->{$filename}) { | |
253 | next if ($fn eq 'pve-admin-guide.adoc') && | |
254 | $fileinfo->{outfile}->{$env}->{$filename}; | |
255 | $filename = $fn; | |
256 | $repeat = 1; | |
257 | last; | |
258 | } | |
259 | } | |
260 | } | |
261 | ||
262 | return $filename; | |
263 | } | |
264 | ||
265 | ||
266 | # try to generate output file mapping | |
267 | foreach my $e (@$start_env) { | |
268 | my $toplevel_hash = $fileinfo->{toplevel}->{$e}; | |
269 | foreach my $fn (sort keys %$toplevel_hash) { | |
270 | my $mansection = $fileinfo->{mansection}->{manvolnum}->{$fn}; | |
271 | if ($e eq 'wiki') { | |
272 | my $realfn = $fn; | |
273 | $realfn =~ s/\.adoc$//; | |
274 | if (defined($mansection) && ($mansection == 5)) { | |
275 | $realfn .= ".$mansection"; | |
276 | } | |
277 | $realfn = "$realfn-plain.html"; | |
278 | $fileinfo->{outfile}->{$e}->{$fn} = $realfn; | |
279 | } elsif ($e eq 'manvolnum') { | |
280 | my $realfn = $fn; | |
281 | $realfn =~ s/\.adoc$//; | |
282 | die "toplevel file '$fn' is not marked as manual page!" if !$mansection; | |
283 | $realfn .= ".$mansection"; | |
284 | $fileinfo->{outfile}->{$e}->{$fn} = $realfn; | |
285 | } elsif ($e eq 'default') { | |
286 | my $realfn = $fn; | |
287 | $realfn =~ s/\.adoc$//; | |
288 | if (defined($mansection) && ($mansection == 5)) { | |
289 | $realfn .= ".$mansection"; | |
290 | $realfn = "$realfn.html"; | |
291 | } else { | |
292 | if (($fn ne 'pve-admin-guide.adoc') && | |
293 | $fileinfo->{doctype}->{$e}->{$fn} == 0) { | |
294 | $realfn = "chapter-$realfn.html"; | |
295 | } else { | |
296 | $realfn = "$realfn.html"; | |
297 | } | |
298 | } | |
299 | $fileinfo->{outfile}->{$e}->{$fn} = $realfn; | |
300 | } | |
301 | } | |
302 | } | |
303 | ||
304 | # now resolve blockids | |
305 | foreach my $e (@$start_env) { | |
306 | my $blockid_hash = $fileinfo->{blockid}->{$e}; | |
307 | foreach my $blockid (keys %$blockid_hash) { | |
308 | my $fn = resolve_link_target($e, $blockid_hash->{$blockid}); | |
309 | if ($e eq 'wiki') { | |
310 | my $title = $fileinfo->{titles}->{$e}->{$fn}; | |
311 | $title =~ s/\s/_/g; | |
312 | die "found not title for '$fn' in env '$e'" if !$title; | |
313 | $fileinfo->{blockid_target}->{$e}->{$blockid} = "link:/wiki/$title#$blockid"; | |
314 | ||
315 | # we do not produce wiki pages for all content | |
316 | #my $realfn = $fileinfo->{outfile}->{$e}->{$fn}; | |
317 | #warn "no output file mapping for '$fn' ($e)\n" if !$realfn; | |
318 | ||
319 | } elsif ($e eq 'default') { | |
320 | my $realfn = $fileinfo->{outfile}->{$e}->{$fn} || | |
321 | die "no output file mapping for '$fn'\n"; | |
322 | $fileinfo->{blockid_target}->{$e}->{$blockid} = "link:/pve-docs/$realfn#$blockid"; | |
323 | } elsif ($e eq 'manvolnum') { | |
324 | # we do not produce manpages for all content | |
325 | # my $realfn = $fileinfo->{outfile}->{$e}->{$fn} || | |
326 | # warn "no output file mapping for '$fn'\n"; | |
327 | $fileinfo->{blockid_target}->{$e}->{$blockid} = $fn; | |
328 | } | |
329 | } | |
330 | } | |
331 | ||
332 | my $makevar_hash = {}; | |
333 | ||
334 | sub makevar_define { | |
335 | my ($varname) = @_; | |
336 | ||
337 | die "makefile variable '$varname' already defined\n" | |
338 | if exists($makevar_hash->{$varname}); | |
339 | ||
340 | $makevar_hash->{$varname} = {}; | |
341 | } | |
342 | ||
343 | sub makevar_list_add { | |
344 | my ($varname, $value) = @_; | |
345 | ||
346 | die "makefile variable '$varname' not defined\n" | |
347 | if !exists($makevar_hash->{$varname}); | |
348 | ||
349 | $makevar_hash->{$varname}->{$value} = 1; | |
350 | } | |
351 | ||
352 | sub makevar_dump { | |
353 | my $txt = ''; | |
354 | ||
355 | foreach my $varname (sort keys %$makevar_hash) { | |
356 | $txt .= "$varname ="; | |
357 | foreach my $value (sort keys %{$makevar_hash->{$varname}}) { | |
358 | $txt .= " \\\n\t$value"; | |
359 | } | |
360 | $txt .= "\n\n"; | |
361 | } | |
362 | ||
363 | return $txt; | |
364 | } | |
365 | ||
366 | if ($generate_depends) { | |
367 | ||
368 | my $tmpfilename = "${generate_depends}.tmp"; | |
369 | my $outfh = IO::File->new($tmpfilename, "w") || | |
370 | die "unable to open temporary file '$tmpfilename'\n"; | |
371 | ||
372 | my $depends = {}; | |
373 | foreach my $e (@$start_env) { | |
374 | my $env_data = $fileinfo->{include}->{$e}; | |
375 | foreach my $fn (keys %$env_data) { | |
376 | foreach my $dep (keys %{$env_data->{$fn}}) { | |
377 | $depends->{$fn}->{$dep} = 1; | |
378 | } | |
379 | } | |
380 | } | |
381 | ||
382 | my $depend_varname_hash = {}; | |
383 | ||
384 | foreach my $fn (sort keys %$depends) { | |
385 | my $basename = uc($fn); | |
386 | $basename =~s/\.adoc$//i; | |
387 | $basename =~s/[^A-Za-z0-9]/_/g; | |
388 | ||
389 | my $varname1 = "${basename}_ADOCSOURCES"; | |
390 | my $varname2 = "${basename}_ADOCDEPENDS"; | |
391 | ||
392 | makevar_define($varname1); | |
393 | makevar_define($varname2); | |
394 | ||
395 | $depend_varname_hash->{$fn} = $varname2; | |
396 | ||
397 | makevar_list_add($varname1, $fn); | |
398 | makevar_list_add($varname2, "\$\{$varname1\}"); | |
399 | ||
400 | foreach my $dep (sort keys %{$depends->{$fn}}) { | |
401 | if ($dep =~ m/-(opts|synopsis).adoc$/) { | |
402 | makevar_list_add($varname2, $dep); | |
403 | } else { | |
404 | makevar_list_add($varname1, $dep); | |
405 | } | |
406 | } | |
407 | } | |
408 | ||
409 | my $man_sources_hash = {}; | |
410 | foreach my $sourcefile (keys %{$fileinfo->{outfile}->{manvolnum}}) { | |
411 | $man_sources_hash->{$sourcefile} = 1; | |
412 | my $ihash = $fileinfo->{include}->{manvolnum}->{$sourcefile}; | |
413 | foreach my $include (keys %$ihash) { | |
414 | if ($include !~ m/-(opts|synopsis).adoc$/) { | |
415 | $man_sources_hash->{$include} = 1; | |
416 | } | |
417 | } | |
418 | } | |
419 | ||
420 | my $varname = "MANUAL_SOURCES"; | |
421 | makevar_define($varname); | |
422 | foreach my $sourcefile (sort keys %$man_sources_hash) { | |
423 | makevar_list_add($varname, $sourcefile); | |
424 | } | |
425 | ||
426 | $varname = "CHAPTER_LIST"; | |
427 | makevar_define($varname); | |
428 | my $filelist = $fileinfo->{outfile}->{default}; | |
429 | foreach my $sourcefile (sort keys %$filelist) { | |
430 | my $target = $filelist->{$sourcefile}; | |
431 | makevar_list_add($varname, $target); | |
432 | } | |
433 | ||
434 | $varname = "MANUAL_PAGES"; | |
435 | makevar_define($varname); | |
436 | $filelist = $fileinfo->{outfile}->{manvolnum}; | |
437 | foreach my $manpage (sort keys %$filelist) { | |
438 | my $target = $filelist->{$manpage}; | |
439 | makevar_list_add($varname, $target); | |
440 | } | |
441 | ||
442 | $varname = "WIKI_IMPORTS"; | |
443 | makevar_define($varname); | |
444 | $filelist = $fileinfo->{outfile}->{wiki}; | |
445 | foreach my $sourcefile (sort keys %$filelist) { | |
446 | my $target = $filelist->{$sourcefile}; | |
447 | makevar_list_add($varname, $target); | |
448 | } | |
449 | ||
450 | my $res = makevar_dump(); | |
451 | ||
452 | my $make_targets = {}; | |
453 | foreach my $e (@$start_env) { | |
454 | my $filelist = $fileinfo->{outfile}->{$e}; | |
455 | foreach my $sourcefile (sort keys %$filelist) { | |
456 | my $varname = $depend_varname_hash->{$sourcefile}; | |
457 | my $target = $filelist->{$sourcefile}; | |
458 | my $dep = "\$\{$varname\}"; | |
459 | $make_targets->{$target} = $dep; | |
460 | if ($e eq 'manvolnum') { | |
461 | $make_targets->{"$target.html"} = $dep; | |
462 | $make_targets->{"$target-plain.html"} = $dep; | |
463 | } | |
464 | } | |
465 | } | |
466 | foreach my $target (sort keys%$make_targets) { | |
467 | my $dep = $make_targets->{$target}; | |
468 | $res .= "$target: $dep\n\n"; | |
469 | } | |
470 | ||
471 | print $outfh $res; | |
472 | close($outfh); | |
473 | ||
474 | rename($tmpfilename, $generate_depends) || | |
475 | die "rename failed - $!"; | |
476 | } | |
477 | ||
478 | print to_json($fileinfo, { pretty => 1, canonical => 1 } ); |