/[Frey]/branches/zimbardo/lib/Frey/Web.pm
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Revision 1065 - (hide annotations)
Mon Apr 27 18:43:18 2009 UTC (14 years, 11 months ago) by dpavlin
Original Path: trunk/lib/Frey/Web.pm
File size: 17992 byte(s)
embed seen hash inside object so it's reset correctly
1 dpavlin 100 package Frey::Web;
2     use Moose::Role;
3    
4 dpavlin 564 with 'Frey::Session';
5    
6 dpavlin 100 use Data::Dump qw/dump/;
7 dpavlin 653 use Carp qw/confess cluck carp/;
8 dpavlin 161 use File::Slurp;
9 dpavlin 816 use Text::Tabs; # expand, unexpand
10 dpavlin 1064 use Digest::MD5 qw/md5/;
11 dpavlin 100
12 dpavlin 816 use lib 'lib';
13    
14     use Frey::Types;
15    
16 dpavlin 410 use Frey::Bookmarklet;
17 dpavlin 793 use Frey::Class::Browser;
18 dpavlin 540 use Frey::INC;
19    
20 dpavlin 505 use Frey::SVK;
21 dpavlin 410
22 dpavlin 578 our @head;
23 dpavlin 584 sub head { @head }
24 dpavlin 121
25 dpavlin 392 has 'request_url' => (
26 dpavlin 388 is => 'rw',
27     isa => 'Uri', coerce => 1,
28 dpavlin 625 required => 1,
29 dpavlin 627 default => sub {
30 dpavlin 653 carp "undefined request_url";
31 dpavlin 627 '/';
32     },
33 dpavlin 388 );
34    
35 dpavlin 418 has 'title' => (
36     is => 'rw',
37     isa => 'Str',
38     lazy => 1,
39     default => sub {
40     my ($self) = @_;
41     ref($self);
42     },
43     );
44    
45 dpavlin 448 has 'content_type' => (
46     is => 'rw',
47     isa => 'Str',
48     default => 'text/html',
49 dpavlin 476 documentation => 'Content-type header',
50 dpavlin 448 );
51    
52 dpavlin 476 has 'dump_max_bytes' => (
53     is => 'rw',
54     isa => 'Int',
55     default => 4096,
56 dpavlin 543 documentation => 'maximum dump size sent to browser before truncation',
57 dpavlin 476 );
58    
59 dpavlin 161 has 'inline_smaller_than' => (
60     is => 'rw',
61     isa => 'Int',
62     default => 10240,
63 dpavlin 543 documentation => 'inline JavaScript and CSS to reduce round-trips',
64 dpavlin 161 );
65    
66 dpavlin 543 has 'html_dump_width' => (
67     documentation => 'crop longer lines in dumps',
68 dpavlin 535 is => 'rw',
69     isa => 'Int',
70 dpavlin 543 # required => 1, # FIXME we can't have required fields with defaults because Frey::Action isn't smart enough and asks for them
71 dpavlin 634 default => 250,
72 dpavlin 535 );
73    
74 dpavlin 957 has 'wrap_in_page' => (
75     documentation => 'wrap full html page with status bar around content',
76     is => 'rw',
77     isa => 'Bool',
78     default => 1,
79     );
80    
81 dpavlin 535 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
82     my $escape_re = join '|' => keys %escape;
83    
84     sub html_escape {
85     my ( $self, $html ) = @_;
86 dpavlin 965 return '' unless defined $html;
87 dpavlin 535 $html =~ s/($escape_re)/$escape{$1}/g;
88     return $html;
89     }
90    
91 dpavlin 945 # from Mojo::ByteStream
92     sub url_escape {
93     my ( $self, $url, $pattern ) = @_;
94     $pattern ||= 'A-Za-z0-9\-\.\_\~';
95     $url =~ s/([^$pattern])/sprintf('%%%02X',ord($1))/ge;
96     return $url;
97     }
98    
99 dpavlin 535 sub html_dump {
100 dpavlin 543 my ( $self, $dump ) = @_;
101     $dump = dump( $dump ) if ref($dump);
102     my $width = $self->html_dump_width;
103     $dump =~ s{(\n[^\n]{$width})([^\n]+?)([^\n]{5})}{\n$1...$3}gs;
104     $dump = $self->html_escape( $dump );
105     $dump =~ s{\Q...\E}{&hellip;}gs;
106 dpavlin 682 # $dump =~ $self->html_links( $dump ); # FIXME include this
107 dpavlin 543 return "<code>$dump</code>";
108 dpavlin 535 }
109    
110 dpavlin 546 sub popup { my $self = shift; $self->popup_dropdown('popup', @_); }
111     sub dropdown { my $self = shift; $self->popup_dropdown('dropdown', @_); }
112    
113 dpavlin 859 our $re_html = qr{<(?:!--|(\w+)|[^>]+)/?>}s; # relaxed html check for one semi-valid tag
114 dpavlin 546
115     sub popup_dropdown {
116     my ( $self, $type, $name, $content, $full ) = @_;
117    
118     $content = $self->html_dump($content) if ref $content;
119    
120     $content = qq|<span>$content</span>| unless $content =~ m{^\s*<(span|a|code).+?/\1>\s*};
121    
122 dpavlin 581 $content =~ s{<span>(<code>[^<]+</code>)</span>}{$1} && $self->TODO("code wrapped in span");
123    
124 dpavlin 591 warn "## $type [$name] = ", length( $content ), " bytes"; # if $self->debug; # FIXME
125 dpavlin 546
126     if ( $name =~ m{::} && $name !~ $re_html ) {
127     return qq|<a class="frey-$type" target="$name" href="/$name">$name $content</a>\n|;
128 dpavlin 588 } elsif ( $name =~ s{^\s*(<a)\s+}{$1 class="frey-$type"} ) {
129     return qq|$name $content\n|;
130 dpavlin 546 } else {
131     return qq|<span class="frey-$type">$name $content</span>\n|;
132     }
133     }
134    
135 dpavlin 865 sub _inline {
136 dpavlin 161 my ( $self, $path ) = @_;
137 dpavlin 881 return unless defined $path;
138 dpavlin 865 warn "# _inline $path";
139     -e $path && -s $path < $self->inline_smaller_than && -s $path;
140 dpavlin 161 }
141    
142 dpavlin 156 sub _head_html {
143     my $self = shift;
144 dpavlin 121 my $out = '';
145 dpavlin 577 foreach my $path ( @head ) {
146 dpavlin 121 $path =~ s!^/!!;
147 dpavlin 156 if ( $path =~ m/\.js$/ ) {
148 dpavlin 865 my $size;
149     $out .= $size = _inline( $path ) ?
150 dpavlin 857 qq|<script type="text/javascript">\n/* inline $path $size bytes */\n\n| . read_file($path) . qq|\n</script>| :
151 dpavlin 161 qq|<script type="text/javascript" src="/$path"></script>|;
152 dpavlin 156 } elsif ( $path =~ m/\.css$/ ) {
153 dpavlin 865 my $size;
154     $out .= $size = _inline( $path ) ?
155 dpavlin 857 qq|<style type="text/css">\n/* inline $path $size bytes */\n\n| . read_file( $path ) . qq|\n</style>| :
156 dpavlin 161 qq|<link type="text/css" rel="stylesheet" href="/$path" media="screen">|;
157 dpavlin 446 } elsif ( $path =~ m{<.+>}s ) {
158 dpavlin 444 $out .= $path;
159 dpavlin 156 } else {
160     confess "don't know how to render $path";
161     }
162 dpavlin 163 $out .= "\n";
163 dpavlin 121 }
164     return $out;
165     }
166 dpavlin 100
167 dpavlin 154 =head2 add_head
168    
169     $o->add_head( 'path/to/external.js' );
170    
171     my $size = $o->add_head( 'path/to/external.css' );
172    
173 dpavlin 445 $o->add_head( '<!-- html content -->' );
174    
175 dpavlin 154 =cut
176    
177     sub add_head {
178     my ( $self, $path ) = @_;
179     return if ! defined $path || $path eq '';
180     $path =~ s!^/!!;
181    
182 dpavlin 546 if ( $path =~ $re_html ) {
183 dpavlin 577 push @head, $path;
184 dpavlin 444 } elsif ( -e $path ) {
185 dpavlin 156 if ( $path =~ m/\.(?:js|css)$/ ) {
186 dpavlin 577 push @head, $path;
187 dpavlin 154 } else {
188     confess "can't add_head( $path ) it's not js or css";
189     }
190 dpavlin 444 return -s $path;
191 dpavlin 154 } else {
192     confess "can't find $path: $!";
193     }
194    
195     }
196    
197 dpavlin 839 sub _add_css_js {
198     my ( $self, $what, $content ) = @_;
199 dpavlin 577
200 dpavlin 1064 my $md5 = md5( $content );
201 dpavlin 1065 return if $self->{_add_css_js_seen}->{$what}->{$md5}++;
202 dpavlin 1064
203 dpavlin 839 my $tag = $what eq 'css' ? 'style' : 'script';
204     my $type = $what eq 'css' ? 'text/css' : 'text/javascript';
205     my $head;
206    
207 dpavlin 838 my ( $package, $path, $line ) = caller(1);
208 dpavlin 813
209 dpavlin 922 $content = "/$content" if $content !~ m{[\n\r]} && -e $content;
210 dpavlin 1045 if ( $content =~ $re_html && $what ne 'js' ) {
211 dpavlin 908 $head = qq|
212     $content
213     <!-- $type via $package at $path line $line -->
214     |;
215 dpavlin 949 } elsif ( $content =~ m{^(/\w+|https?://)} && $content !~ m{[\n\r]} ) {
216 dpavlin 908 if ( $what eq 'js' ) {
217 dpavlin 839 $head = qq|
218     <$tag type="$type" src="$content">
219 dpavlin 859 /* $what via $package at $path line $line */
220 dpavlin 839 </$tag>
221     |;
222     } else {
223     $head = qq|
224     <link rel="stylesheet" type="$type" href="$content">
225 dpavlin 859 <!-- $what via $package at $path line $line -->
226 dpavlin 839 |;
227     }
228 dpavlin 813 } else {
229 dpavlin 839 $head = qq|
230 dpavlin 838 <$tag type="$type">
231 dpavlin 813 /* via $package at $path line $line */
232 dpavlin 838 $content
233     </$tag>
234 dpavlin 839 |;
235 dpavlin 813 };
236 dpavlin 839 $self->add_head( $head );
237 dpavlin 764 }
238    
239 dpavlin 838 sub add_css {
240     my ($self,$css) = @_;
241 dpavlin 839 $self->_add_css_js( 'css', $css );
242 dpavlin 838 }
243    
244     sub add_js {
245     my ($self,$js) = @_;
246 dpavlin 839 $self->_add_css_js( 'js', $js );
247 dpavlin 838 }
248    
249 dpavlin 142 our $reload_counter = 0;
250    
251 dpavlin 183
252 dpavlin 961 =head2 html_page
253 dpavlin 183
254 dpavlin 961 $self->html_page(
255 dpavlin 183 title => 'page title',
256     head => '<!-- optional head markup -->',
257     body => '<b>Page Body</b>',
258     );
259    
260     =cut
261    
262 dpavlin 519 our @status;
263     sub status { @status };
264    
265 dpavlin 527 our $icon_html;
266    
267 dpavlin 961 sub html_page {
268 dpavlin 100 my $self = shift;
269 dpavlin 121 my $a = {@_};
270 dpavlin 100
271 dpavlin 142 $reload_counter++;
272    
273 dpavlin 388 my $status_line = '';
274 dpavlin 519
275     foreach my $part ( @status ) {
276 dpavlin 388 foreach my $name ( keys %$part ) {
277 dpavlin 537 $status_line .= $self->popup( $name, $part->{$name} );
278 dpavlin 388 }
279     }
280    
281 dpavlin 439 my $url = $self->request_url;
282     $url =~ s{\?reload=\d+}{};
283    
284 dpavlin 460 my $body = $a->{body};
285 dpavlin 591 if ( ! $body ) {
286     my $run = $a->{run} || 'as_markup';
287 dpavlin 611 warn "# no body, invoke $self->$run on ", ref($self);
288 dpavlin 835 $body = $self->$run;
289 dpavlin 591 }
290 dpavlin 957 if ( $self->content_type !~ m{html} || ! $self->wrap_in_page ) {
291 dpavlin 460 warn "# return only $self body ", $self->content_type;
292     return $body
293     } elsif ( ! defined $body ) {
294     warn "# no body";
295     $body = '<!-- no body -->';
296     }
297 dpavlin 448
298 dpavlin 532 $status_line .= $self->warnings_html;
299 dpavlin 482
300 dpavlin 477 my ($exit,$description) = ('exit','stop server');
301     ($exit,$description) = ('restart','restart server')
302     if $ENV{FREY_RESTART}; # tune labels on exit link
303    
304 dpavlin 473 my $right =
305     qq|
306 dpavlin 1033 <span class="frey-status-right">
307 dpavlin 519 <a title="reload $url" href="/reload$url">reload</a>
308 dpavlin 644 <a title="$description" href="/exit$url" target="exit">$exit</a>
309 dpavlin 473 </span>
310     |;
311    
312 dpavlin 653 my $svk = Frey::SVK->new;
313 dpavlin 577 my $info = $svk->info;
314     my $revision = $svk->info->{Revision} || '';
315 dpavlin 516 $revision = $1 if $info->{'Mirrored From'} =~ m{Rev\.\s+(\d+)};
316 dpavlin 505
317 dpavlin 527 $self->add_icon unless $icon_html;
318 dpavlin 524
319 dpavlin 945 my $title = undef
320     || $a->{title}
321     || $self->title
322     || ref($self)
323     ;
324    
325     # $title =~ s{(\w)\w+::}{$1:}g; # XXX compress names of classes
326    
327 dpavlin 986 $self->add_css(qq|
328     body {
329     padding-bottom: 3em; /* don't overlap status line */
330     }
331     |);
332    
333 dpavlin 388 my $html = join("\n",
334     qq|<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"><html><head>|,
335     $self->_head_html,
336 dpavlin 945 qq|<title>$title</title>|,
337 dpavlin 388 '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">',
338 dpavlin 527 ( $icon_html || '<!-- no icon -->' ),
339 dpavlin 388 ( $a->{head} || '' ),
340     qq|
341 dpavlin 448 </head><body>
342     $body
343 dpavlin 388 <div class="frey-status-line">
344 dpavlin 505 <a href="/">Frey</a> $Frey::VERSION $revision
345 dpavlin 388 $status_line
346 dpavlin 473 $right
347 dpavlin 210 </div>
348     </body></html>
349 dpavlin 388 |,
350     );
351 dpavlin 100
352 dpavlin 121 warn "## >>> page ",length($html), " bytes\n" if $self->debug;
353 dpavlin 100
354 dpavlin 121 return $html;
355 dpavlin 100 }
356    
357 dpavlin 480 =head2 editor
358    
359     Create HTML editor link with optional line and title
360    
361     my $html = $self->editor( $class, $line, $title );
362    
363     =cut
364    
365     sub editor {
366     my ( $self, $class, $line, $title ) = @_;
367     confess "need class" unless $class;
368 dpavlin 519 if ( ! defined $title ) {
369     $title = "edit $class";
370     $title .= " line $line" if $line;
371     }
372     $line ||= 1;
373 dpavlin 480 qq|<a target="editor" href="/editor+$class+$line"| .
374     ( $title ? qq| title="$title"| : '' ) .
375     qq|>$class</a>|;
376     }
377    
378 dpavlin 682 =head2 html_links
379 dpavlin 480
380     Create HTML links to editor for perl error message
381    
382 dpavlin 682 my $html = $self->html_links( $error )
383 dpavlin 480
384     =cut
385    
386 dpavlin 682 sub html_links {
387 dpavlin 468 my ( $self, $error ) = @_;
388    
389 dpavlin 682 $error = $self->strip_full_path( $error );
390    
391 dpavlin 591 # $error =~ s[(bless\({\s+.+?\s+},\s+)("[^"]+")(\) at)][<span class="frey-dropdown">$1<code>$2</code>$3</span>]gs; # FIXME insert bless hiding back
392    
393 dpavlin 671 # perl's backtrace
394 dpavlin 468 $error =~ s{at\s+(\S+)\s+line\s+(\d+)}
395 dpavlin 677 {at <a target="editor" href="/editor+$1+$2" title="vi $1 +$2">$1</a> line $2}gsm;
396 dpavlin 468
397 dpavlin 674 $error =~ s{(via (?:package)\s+"?)([\w:]+)("?)}
398 dpavlin 677 {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm
399     || # or anything that looks like "Class::Name"
400     $error =~ s{"(\w+(?:::\w+)+)"}
401     {"<a target="$1" href="/$1" title="introspect $1">$1</a>"}gsm;
402 dpavlin 468
403 dpavlin 671 # method error messages
404 dpavlin 677 # FIXME replace with link to Frey::Introspect data
405     $error =~ s{(method ")(\w+)(" via)}
406     {$1<a target="$2" href="/Frey::Shell::Grep/as_markup?pattern=$2" title="grep $2">$2</a>$3}gsm;
407 dpavlin 671
408 dpavlin 678 # link paths to editor
409 dpavlin 682 $error =~ s{((?:lib|t)/[\S]+)\s+(\d+\s+bytes)}
410     {<a target="editor" href="/editor+$1+1" title="vi $1 [$2]">$1</a>}gsm;
411 dpavlin 671
412 dpavlin 682 $error =~ s{(class ")([\w:]+)(")}
413     {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm;
414    
415 dpavlin 468 return $error;
416     }
417    
418 dpavlin 837 sub html_self {
419     my $self = shift;
420     my $html = $self;
421     $html =~ s{([\w:]+)=}{<a target="$1" href="/$1" title="introspect $1">$1</a>=}gsm;
422     return $html;
423     }
424    
425 dpavlin 671 =head2 error
426    
427     This method will return error to browser and backtrace unless
428     error message ends with LF C<\n> just like L<warn>
429    
430     =cut
431    
432 dpavlin 350 sub error {
433 dpavlin 397 my $self = shift;
434     my $error = join(" ", @_);
435 dpavlin 460
436 dpavlin 671 my $fatal = '';
437 dpavlin 837 my $backtrace = '';
438 dpavlin 460
439 dpavlin 671 if ( $error !~ m{\n$} ) {
440     if ( my @backtrace = $self->backtrace ) {
441 dpavlin 837 $backtrace =
442     "\n" . $self->html_self . "->error backtrace\n\t"
443     . $self->html_links( join( "\n\t", @backtrace ) )
444     ;
445 dpavlin 685 $fatal = qq| frey-fatal|;
446 dpavlin 671 }
447     }
448    
449 dpavlin 460 warn "ERROR: $error\n";
450 dpavlin 835 $self->add_icon('error');
451 dpavlin 837 $error = $self->html_links( $error );
452     return qq|<pre class="frey-error$fatal">$error $backtrace</pre>| ;
453 dpavlin 350 }
454    
455 dpavlin 577 =head1 Status line
456    
457     =head2 add_status
458    
459 dpavlin 581 $self->add_status( { name => { some => 'data' } } );
460 dpavlin 577
461     $self->add_status( "append to last status popup" );
462    
463     =cut
464    
465 dpavlin 507 sub add_status {
466     my ( $self, $data ) = @_;
467 dpavlin 939 die "no data" unless $data;
468     if ( ref $data ) {
469 dpavlin 577 push @status, $data;
470     } else {
471 dpavlin 581 if ( defined $status[ $#status ] ) {
472     $status[ $#status ]->{ '+' } = $data;
473     } else {
474     push @status, { '+' => $data };
475     }
476 dpavlin 577 }
477 dpavlin 507 }
478    
479 dpavlin 577 =head2 clean_status
480    
481     Called at beginning of each request
482    
483     $self->clean_status;
484    
485     =cut
486    
487 dpavlin 519 sub clean_status {
488 dpavlin 577 my ($self) = shift;
489 dpavlin 578 @head = ( 'static/frey.css' );
490 dpavlin 581 @status = (
491 dpavlin 796 { 'ClassBrowser' => Frey::Class::Browser->new( usage_sort => 1, usage_on_top => 0 )->as_markup },
492 dpavlin 653 { 'Bookmarklets' => Frey::Bookmarklet->new->as_markup },
493     { 'INC' => Frey::INC->new->as_markup },
494 dpavlin 581 );
495 dpavlin 527 $icon_html = '';
496 dpavlin 519 }
497    
498 dpavlin 577 =head2 status_parts
499    
500     Dump all status line parts
501    
502     $self->status_parts
503    
504     =cut
505    
506 dpavlin 519 sub status_parts {
507     warn "## status parts ", dump( map { keys %$_ } @status );
508     }
509    
510 dpavlin 568 =for debug
511    
512 dpavlin 518 sub DEMOLISH {
513     my ( $self ) = @_;
514 dpavlin 529 warn "## $self DEMOLISH status ", $#status + 1, " elements ", dump( map { keys %$_ } @status ) if @status;
515 dpavlin 518 }
516    
517 dpavlin 568 =cut
518    
519 dpavlin 527 =head2 add_icon
520    
521     Frey::Foo->add_icon; # /static/icons/Frey/Foo.png
522     Frey::Foo->add_icon('warning'); # /static/icons/Frey/Foo/warning.png
523    
524     =cut
525    
526 dpavlin 529 sub icon_path {
527     my ($self,$class,$variant) = @_;
528 dpavlin 816
529     sub icon_exists {
530     my $class = shift;
531     $class =~ s{::}{/}g;
532     $class .= "/$variant" if $variant;
533     my $icon_path = 'static/icons/' . $class . '.png';
534     return $icon_path if -e $icon_path;
535     return;
536     }
537    
538     my $path = icon_exists( $class );
539 dpavlin 819 if ( ! $path ) {
540     my $super_class = $class;
541     while ( $super_class =~ s{::[^:]+$}{} && ! $path ) {
542     $path = icon_exists( $super_class ) unless $super_class eq 'Frey'; # don't default on Frey icon
543     }
544 dpavlin 816 }
545    
546 dpavlin 819 if ( ! $path ) {
547     $self->TODO( "add icon for $class" . ( $variant ? " variant $variant" : '' ) );
548 dpavlin 529 return undef;
549     }
550 dpavlin 819
551     warn "# $class from $self icon_path $path" if $self->debug;
552     return $path;
553 dpavlin 529 }
554 dpavlin 524
555 dpavlin 529 sub add_icon {
556     my ($self,$variant) = @_;
557 dpavlin 524
558 dpavlin 835 my $class = $self->class if $self->can('class');
559     #$class ||= $self->title;
560     $class ||= ref($self);
561 dpavlin 529 my $icon_path = $self->icon_path( $class, $variant ) || return;
562 dpavlin 524
563 dpavlin 529 $icon_html .= qq|<link rel="icon" type="image/png" href="/$icon_path">|;
564     warn "# using icon $icon_path";
565    
566 dpavlin 527 =for later
567    
568 dpavlin 529 # FIXME http://en.wikipedia.org/wiki/Favicon suggest just rel="icon" but that doesn't seem to work!
569     my $ico_path = $icon_path;
570     $ico_path =~ s{png$}{ico};
571     if ( ! -e $ico_path ) {
572     system "convert $icon_path $ico_path";
573     warn "# convert $icon_path $ico_path : $@";
574     }
575     $icon_html .= qq|<link rel="shortcut icon" type="image/x-icon" href="/$ico_path">| if -e $ico_path;
576 dpavlin 524
577 dpavlin 527 =cut
578    
579 dpavlin 524 }
580    
581 dpavlin 532 my $warn_colors = {
582     '#' => '#444',
583     '##' => '#888',
584     };
585    
586     my $multiline_markers = {
587 dpavlin 535 '(' => ')',
588 dpavlin 532 '{' => '}',
589 dpavlin 535 '[' => ']',
590 dpavlin 532 '"' => '"',
591     };
592    
593 dpavlin 671 =for later
594    
595 dpavlin 532 my $multiline_re = '[\\' . join('\\', keys %$multiline_markers ) . ']';
596     warn "## multiline markers ", dump( $multiline_markers ), " -> $multiline_re";
597    
598 dpavlin 671 =cut
599    
600 dpavlin 532 sub log_path {
601 dpavlin 629 $Frey::Bootstrap::log_path || die "no log_path?";
602 dpavlin 532 }
603    
604 dpavlin 682 our $pwd = `pwd`;
605     chomp $pwd;
606    
607     sub strip_full_path {
608     my ($self, $msg) = @_;
609     # Mojo seems to expand warn messages to full path which is annoying
610     $msg =~ s{/[^/]+/\.\./}{/}gs;
611     $msg =~ s{$pwd/*}{}gs;
612     return $msg;
613     }
614    
615 dpavlin 648 our $last_log_pos = 0;
616     our $last_log_line = 0;
617    
618 dpavlin 532 sub warnings_html {
619     my ($self,$level) = shift;
620 dpavlin 535 $level ||= $self->debug,
621 dpavlin 532 my $path = $self->log_path;
622    
623 dpavlin 611 my $max = 30;
624 dpavlin 588 my $pos = 0;
625     my @warnings = ( '' x $max ); # XXX circualar buffer for 50 lines
626 dpavlin 648 my $line = $last_log_line;
627 dpavlin 532 my $multiline_end;
628    
629 dpavlin 611 # XXX do we really want to do this every time?
630     my $css = qq|/* short css classes for levels */\n|;
631     my $level_to_class;
632     foreach ( keys %$warn_colors ) {
633     my $l = length($_);
634     my $class = 'l' . $l;
635     $css .= qq|.$class { color: $warn_colors->{$_} }\n|;
636     $level_to_class->{ $_ } = $class;
637     }
638     $self->add_css( $css );
639    
640 dpavlin 648 open(my $log, '<', $path) || die "can't open $path: $!";
641     seek($log, $last_log_pos, 0) || warn "can't seek: $!";
642 dpavlin 532 while(<$log>) {
643     chomp;
644     $line++;
645    
646 dpavlin 634 next if m{^\s+(Mojo|Class::MOP|Moose)::};
647    
648 dpavlin 532 my $style = '';
649    
650 dpavlin 588 =for filter
651    
652 dpavlin 535 if ( $multiline_end ) {
653     if ( m{^\Q$multiline_end\E} || m{^\s.+\Q$multiline_end\E;$} ) {
654 dpavlin 537 # warn "## $line end of $multiline_end in '$_'\n";
655 dpavlin 535 undef $multiline_end;
656     } else {
657 dpavlin 537 # warn "## $line skipped\n";
658 dpavlin 535 }
659     } elsif ( m{^(#*)\s+} ) {
660 dpavlin 532 my $l = $1 ? length($1) : 0;
661 dpavlin 535 if ( $l > $level ) {
662     undef $multiline_end;
663     $multiline_end = $multiline_markers->{$1} if m{($multiline_re)$};
664 dpavlin 537 # warn "## $line start $1 .. $multiline_end level $l > $level for '$_'\n" if $multiline_end;
665 dpavlin 535 next;
666     }
667 dpavlin 532
668 dpavlin 588 =cut
669 dpavlin 611 if ( m{^(#*)} ) {
670 dpavlin 588
671 dpavlin 611 my $level = $1;
672 dpavlin 682 my $msg = $self->strip_full_path( $_ );
673 dpavlin 532
674 dpavlin 535 my $spacer = ' ';
675 dpavlin 611 my $real_msg = expand( $msg );
676     if ( length($real_msg) > $self->html_dump_width ) {
677    
678     $real_msg = substr( $msg, 0, $self->html_dump_width );
679     $msg = unexpand( $real_msg );
680 dpavlin 535 $spacer = '&hellip;'
681     }
682 dpavlin 611
683     $msg = $self->html_escape( $msg );
684    
685     if ( my $class = $level_to_class->{ $level } ) {
686     $msg = qq|<span class="$class">$msg</span>|;
687     }
688    
689 dpavlin 613 #$msg .= $spacer . qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>\n|;
690     $msg = qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>$msg|
691     . ( $spacer ? $spacer : '' )
692     . "\n"; # XXX <pre> needs this
693 dpavlin 611
694     $warnings[ $pos++ % $max ] = $msg;
695 dpavlin 532 }
696     }
697 dpavlin 648 $last_log_pos = tell($log);
698     $last_log_line = $line;
699     warn "log has $line lines tell position $last_log_pos";
700 dpavlin 532 close($log) || die "can't close $path: $!";
701    
702 dpavlin 588 my $size = -s $path;
703    
704 dpavlin 611 my $warnings = join("",
705 dpavlin 613 map { $warnings[ ( $pos + $_ ) % $max ] || '' } 0 .. ( $max - 1 )
706 dpavlin 588 );
707    
708     my $s = length($warnings);
709    
710 dpavlin 532 return
711 dpavlin 611 # need to wrap editor link into span so we can have links in warnings
712 dpavlin 588 qq|<span class="frey-popup"><a target="editor" href="/editor+$path+$line" title="$path \| $size -> $s bytes \| $line -> $pos lines \| level $level">warn</a><code>|
713 dpavlin 682 . $self->html_links( $warnings )
714 dpavlin 648 . qq|</code></span>|
715 dpavlin 532 ;
716     }
717    
718 dpavlin 543
719     =head2 backtrace
720    
721     Show backtrace with links to editor
722    
723     my @backtrace = $self->backtrace;
724    
725     =cut
726    
727     sub backtrace {
728     my ($self) = @_;
729    
730     my @backtrace;
731 dpavlin 837 foreach ( 1 .. 5 ) { # 0 = backtrace
732 dpavlin 543 my (
733     $package,$path,$line
734     # subroutine hasargs
735     # wantarray evaltext is_require
736     # hints bitmask hinthash
737     ) = caller($_) or last;
738    
739     push @backtrace,
740 dpavlin 674 qq|via "$package" at $path line $line|;
741 dpavlin 543 }
742 dpavlin 591 #warn "# backtrace: ", dump( @backtrace ) if @backtrace;
743 dpavlin 543 return @backtrace;
744     }
745    
746 dpavlin 720 =head2 checkbox
747    
748     Generate checkbox html markup from some attribute
749    
750     my $html = $self->checkbox('attribute_name', $value);
751    
752     =cut
753    
754     sub checkbox {
755     my ($self,$name,$value) = @_;
756     my $checked = '';
757 dpavlin 725 my $all_checkboxes = eval { $self->$name };
758     warn "ERROR tried to get checkbox value for '$name' which is unknown: $@" if $@;
759 dpavlin 720 $all_checkboxes = [ $all_checkboxes ] unless ref($all_checkboxes) eq 'ARRAY'; # sigh, too chatty
760 dpavlin 725 $checked = ' checked' if grep { defined $_ && $_ eq $value } @$all_checkboxes;
761 dpavlin 720 warn "# checkbox $name $value $checked\t", $self->dump( $self->$name );
762     qq|<input name="$name" value="$value" type="checkbox"$checked>|;
763     }
764    
765 dpavlin 781 =head2 strip
766    
767     Strip whitespace around content
768    
769     my $stripped = strip(' no more whitespace around this ');
770    
771     =cut
772    
773     sub strip {
774     my $t = shift;
775     $t =~ s{^\s+}{}gs;
776     $t =~ s{>\s+<}{><}gs;
777     $t =~ s{\s+$}{}gs;
778     return $t;
779     }
780    
781 dpavlin 100 1;

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