/[Frey]/branches/zimbardo/lib/Frey/Web.pm
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Revision 945 - (hide annotations)
Tue Jan 6 15:26:19 2009 UTC (15 years, 2 months ago) by dpavlin
Original Path: trunk/lib/Frey/Web.pm
File size: 17546 byte(s)
added url_escape and cleanup title generation
1 dpavlin 100 package Frey::Web;
2     use Moose::Role;
3    
4 dpavlin 564 with 'Frey::Session';
5    
6     #use Continuity::Widget::DomNode;
7 dpavlin 100 use Data::Dump qw/dump/;
8 dpavlin 653 use Carp qw/confess cluck carp/;
9 dpavlin 161 use File::Slurp;
10 dpavlin 816 use Text::Tabs; # expand, unexpand
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     my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
75     my $escape_re = join '|' => keys %escape;
76    
77     sub html_escape {
78     my ( $self, $html ) = @_;
79     $html =~ s/($escape_re)/$escape{$1}/g;
80     return $html;
81     }
82    
83 dpavlin 945 # from Mojo::ByteStream
84     sub url_escape {
85     my ( $self, $url, $pattern ) = @_;
86     $pattern ||= 'A-Za-z0-9\-\.\_\~';
87     $url =~ s/([^$pattern])/sprintf('%%%02X',ord($1))/ge;
88     return $url;
89     }
90    
91 dpavlin 535 sub html_dump {
92 dpavlin 543 my ( $self, $dump ) = @_;
93     $dump = dump( $dump ) if ref($dump);
94     my $width = $self->html_dump_width;
95     $dump =~ s{(\n[^\n]{$width})([^\n]+?)([^\n]{5})}{\n$1...$3}gs;
96     $dump = $self->html_escape( $dump );
97     $dump =~ s{\Q...\E}{&hellip;}gs;
98 dpavlin 682 # $dump =~ $self->html_links( $dump ); # FIXME include this
99 dpavlin 543 return "<code>$dump</code>";
100 dpavlin 535 }
101    
102 dpavlin 546 sub popup { my $self = shift; $self->popup_dropdown('popup', @_); }
103     sub dropdown { my $self = shift; $self->popup_dropdown('dropdown', @_); }
104    
105 dpavlin 859 our $re_html = qr{<(?:!--|(\w+)|[^>]+)/?>}s; # relaxed html check for one semi-valid tag
106 dpavlin 546
107     sub popup_dropdown {
108     my ( $self, $type, $name, $content, $full ) = @_;
109    
110     $content = $self->html_dump($content) if ref $content;
111    
112     $content = qq|<span>$content</span>| unless $content =~ m{^\s*<(span|a|code).+?/\1>\s*};
113    
114 dpavlin 581 $content =~ s{<span>(<code>[^<]+</code>)</span>}{$1} && $self->TODO("code wrapped in span");
115    
116 dpavlin 591 warn "## $type [$name] = ", length( $content ), " bytes"; # if $self->debug; # FIXME
117 dpavlin 546
118     if ( $name =~ m{::} && $name !~ $re_html ) {
119     return qq|<a class="frey-$type" target="$name" href="/$name">$name $content</a>\n|;
120 dpavlin 588 } elsif ( $name =~ s{^\s*(<a)\s+}{$1 class="frey-$type"} ) {
121     return qq|$name $content\n|;
122 dpavlin 546 } else {
123     return qq|<span class="frey-$type">$name $content</span>\n|;
124     }
125     }
126    
127 dpavlin 865 sub _inline {
128 dpavlin 161 my ( $self, $path ) = @_;
129 dpavlin 881 return unless defined $path;
130 dpavlin 865 warn "# _inline $path";
131     -e $path && -s $path < $self->inline_smaller_than && -s $path;
132 dpavlin 161 }
133    
134 dpavlin 156 sub _head_html {
135     my $self = shift;
136 dpavlin 121 my $out = '';
137 dpavlin 577 foreach my $path ( @head ) {
138 dpavlin 121 $path =~ s!^/!!;
139 dpavlin 156 if ( $path =~ m/\.js$/ ) {
140 dpavlin 865 my $size;
141     $out .= $size = _inline( $path ) ?
142 dpavlin 857 qq|<script type="text/javascript">\n/* inline $path $size bytes */\n\n| . read_file($path) . qq|\n</script>| :
143 dpavlin 161 qq|<script type="text/javascript" src="/$path"></script>|;
144 dpavlin 156 } elsif ( $path =~ m/\.css$/ ) {
145 dpavlin 865 my $size;
146     $out .= $size = _inline( $path ) ?
147 dpavlin 857 qq|<style type="text/css">\n/* inline $path $size bytes */\n\n| . read_file( $path ) . qq|\n</style>| :
148 dpavlin 161 qq|<link type="text/css" rel="stylesheet" href="/$path" media="screen">|;
149 dpavlin 446 } elsif ( $path =~ m{<.+>}s ) {
150 dpavlin 444 $out .= $path;
151 dpavlin 156 } else {
152     confess "don't know how to render $path";
153     }
154 dpavlin 163 $out .= "\n";
155 dpavlin 121 }
156     return $out;
157     }
158 dpavlin 100
159 dpavlin 154 =head2 add_head
160    
161     $o->add_head( 'path/to/external.js' );
162    
163     my $size = $o->add_head( 'path/to/external.css' );
164    
165 dpavlin 445 $o->add_head( '<!-- html content -->' );
166    
167 dpavlin 154 =cut
168    
169     sub add_head {
170     my ( $self, $path ) = @_;
171     return if ! defined $path || $path eq '';
172     $path =~ s!^/!!;
173    
174 dpavlin 546 if ( $path =~ $re_html ) {
175 dpavlin 577 push @head, $path;
176 dpavlin 444 } elsif ( -e $path ) {
177 dpavlin 156 if ( $path =~ m/\.(?:js|css)$/ ) {
178 dpavlin 577 push @head, $path;
179 dpavlin 154 } else {
180     confess "can't add_head( $path ) it's not js or css";
181     }
182 dpavlin 444 return -s $path;
183 dpavlin 154 } else {
184     confess "can't find $path: $!";
185     }
186    
187     }
188    
189 dpavlin 839 sub _add_css_js {
190     my ( $self, $what, $content ) = @_;
191 dpavlin 577
192 dpavlin 839 my $tag = $what eq 'css' ? 'style' : 'script';
193     my $type = $what eq 'css' ? 'text/css' : 'text/javascript';
194     my $head;
195    
196 dpavlin 838 my ( $package, $path, $line ) = caller(1);
197 dpavlin 813
198 dpavlin 922 $content = "/$content" if $content !~ m{[\n\r]} && -e $content;
199 dpavlin 908 if ( $content =~ $re_html ) {
200     $head = qq|
201     $content
202     <!-- $type via $package at $path line $line -->
203     |;
204     } elsif ( $content =~ m{^(/|https?://)} ) {
205     if ( $what eq 'js' ) {
206 dpavlin 839 $head = qq|
207     <$tag type="$type" src="$content">
208 dpavlin 859 /* $what via $package at $path line $line */
209 dpavlin 839 </$tag>
210     |;
211     } else {
212     $head = qq|
213     <link rel="stylesheet" type="$type" href="$content">
214 dpavlin 859 <!-- $what via $package at $path line $line -->
215 dpavlin 839 |;
216     }
217 dpavlin 813 } else {
218 dpavlin 839 $head = qq|
219 dpavlin 838 <$tag type="$type">
220 dpavlin 813 /* via $package at $path line $line */
221 dpavlin 838 $content
222     </$tag>
223 dpavlin 839 |;
224 dpavlin 813 };
225 dpavlin 839 $self->add_head( $head );
226 dpavlin 764 }
227    
228 dpavlin 838 sub add_css {
229     my ($self,$css) = @_;
230 dpavlin 839 $self->_add_css_js( 'css', $css );
231 dpavlin 838 }
232    
233     sub add_js {
234     my ($self,$js) = @_;
235 dpavlin 839 $self->_add_css_js( 'js', $js );
236 dpavlin 838 }
237    
238 dpavlin 142 our $reload_counter = 0;
239    
240 dpavlin 183
241     =head2 page
242    
243     $self->page(
244     title => 'page title',
245     head => '<!-- optional head markup -->',
246     body => '<b>Page Body</b>',
247     );
248    
249     =cut
250    
251 dpavlin 519 our @status;
252     sub status { @status };
253    
254 dpavlin 527 our $icon_html;
255    
256 dpavlin 121 sub page {
257 dpavlin 100 my $self = shift;
258 dpavlin 121 my $a = {@_};
259 dpavlin 100
260 dpavlin 142 $reload_counter++;
261    
262 dpavlin 388 my $status_line = '';
263 dpavlin 519
264     foreach my $part ( @status ) {
265 dpavlin 388 foreach my $name ( keys %$part ) {
266 dpavlin 537 $status_line .= $self->popup( $name, $part->{$name} );
267 dpavlin 388 }
268     }
269    
270 dpavlin 439 my $url = $self->request_url;
271     $url =~ s{\?reload=\d+}{};
272    
273 dpavlin 460 my $body = $a->{body};
274 dpavlin 591 if ( ! $body ) {
275     my $run = $a->{run} || 'as_markup';
276 dpavlin 611 warn "# no body, invoke $self->$run on ", ref($self);
277 dpavlin 835 $body = $self->$run;
278 dpavlin 591 }
279 dpavlin 460 if ( $self->content_type !~ m{html} ) {
280     warn "# return only $self body ", $self->content_type;
281     return $body
282     } elsif ( ! defined $body ) {
283     warn "# no body";
284     $body = '<!-- no body -->';
285     }
286 dpavlin 448
287 dpavlin 532 $status_line .= $self->warnings_html;
288 dpavlin 482
289 dpavlin 477 my ($exit,$description) = ('exit','stop server');
290     ($exit,$description) = ('restart','restart server')
291     if $ENV{FREY_RESTART}; # tune labels on exit link
292    
293 dpavlin 473 my $right =
294     qq|
295     <span class="right">
296 dpavlin 519 <a title="reload $url" href="/reload$url">reload</a>
297 dpavlin 644 <a title="$description" href="/exit$url" target="exit">$exit</a>
298 dpavlin 473 </span>
299     |;
300    
301 dpavlin 653 my $svk = Frey::SVK->new;
302 dpavlin 577 my $info = $svk->info;
303     my $revision = $svk->info->{Revision} || '';
304 dpavlin 516 $revision = $1 if $info->{'Mirrored From'} =~ m{Rev\.\s+(\d+)};
305 dpavlin 505
306 dpavlin 527 $self->add_icon unless $icon_html;
307 dpavlin 524
308 dpavlin 945 my $title = undef
309     || $a->{title}
310     || $self->title
311     || ref($self)
312     ;
313    
314     # $title =~ s{(\w)\w+::}{$1:}g; # XXX compress names of classes
315    
316 dpavlin 388 my $html = join("\n",
317     qq|<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"><html><head>|,
318     $self->_head_html,
319 dpavlin 945 qq|<title>$title</title>|,
320 dpavlin 388 '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">',
321 dpavlin 527 ( $icon_html || '<!-- no icon -->' ),
322 dpavlin 388 ( $a->{head} || '' ),
323     qq|
324 dpavlin 448 </head><body>
325     $body
326 dpavlin 388 <div class="frey-status-line">
327 dpavlin 505 <a href="/">Frey</a> $Frey::VERSION $revision
328 dpavlin 388 $status_line
329 dpavlin 473 $right
330 dpavlin 210 </div>
331     </body></html>
332 dpavlin 388 |,
333     );
334 dpavlin 100
335 dpavlin 121 warn "## >>> page ",length($html), " bytes\n" if $self->debug;
336 dpavlin 100
337 dpavlin 121 return $html;
338 dpavlin 100 }
339    
340 dpavlin 480 =head2 editor
341    
342     Create HTML editor link with optional line and title
343    
344     my $html = $self->editor( $class, $line, $title );
345    
346     =cut
347    
348     sub editor {
349     my ( $self, $class, $line, $title ) = @_;
350     confess "need class" unless $class;
351 dpavlin 519 if ( ! defined $title ) {
352     $title = "edit $class";
353     $title .= " line $line" if $line;
354     }
355     $line ||= 1;
356 dpavlin 480 qq|<a target="editor" href="/editor+$class+$line"| .
357     ( $title ? qq| title="$title"| : '' ) .
358     qq|>$class</a>|;
359     }
360    
361 dpavlin 682 =head2 html_links
362 dpavlin 480
363     Create HTML links to editor for perl error message
364    
365 dpavlin 682 my $html = $self->html_links( $error )
366 dpavlin 480
367     =cut
368    
369 dpavlin 682 sub html_links {
370 dpavlin 468 my ( $self, $error ) = @_;
371    
372 dpavlin 682 $error = $self->strip_full_path( $error );
373    
374 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
375    
376 dpavlin 671 # perl's backtrace
377 dpavlin 468 $error =~ s{at\s+(\S+)\s+line\s+(\d+)}
378 dpavlin 677 {at <a target="editor" href="/editor+$1+$2" title="vi $1 +$2">$1</a> line $2}gsm;
379 dpavlin 468
380 dpavlin 674 $error =~ s{(via (?:package)\s+"?)([\w:]+)("?)}
381 dpavlin 677 {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm
382     || # or anything that looks like "Class::Name"
383     $error =~ s{"(\w+(?:::\w+)+)"}
384     {"<a target="$1" href="/$1" title="introspect $1">$1</a>"}gsm;
385 dpavlin 468
386 dpavlin 671 # method error messages
387 dpavlin 677 # FIXME replace with link to Frey::Introspect data
388     $error =~ s{(method ")(\w+)(" via)}
389     {$1<a target="$2" href="/Frey::Shell::Grep/as_markup?pattern=$2" title="grep $2">$2</a>$3}gsm;
390 dpavlin 671
391 dpavlin 678 # link paths to editor
392 dpavlin 682 $error =~ s{((?:lib|t)/[\S]+)\s+(\d+\s+bytes)}
393     {<a target="editor" href="/editor+$1+1" title="vi $1 [$2]">$1</a>}gsm;
394 dpavlin 671
395 dpavlin 682 $error =~ s{(class ")([\w:]+)(")}
396     {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm;
397    
398 dpavlin 468 return $error;
399     }
400    
401 dpavlin 837 sub html_self {
402     my $self = shift;
403     my $html = $self;
404     $html =~ s{([\w:]+)=}{<a target="$1" href="/$1" title="introspect $1">$1</a>=}gsm;
405     return $html;
406     }
407    
408 dpavlin 671 =head2 error
409    
410     This method will return error to browser and backtrace unless
411     error message ends with LF C<\n> just like L<warn>
412    
413     =cut
414    
415 dpavlin 350 sub error {
416 dpavlin 397 my $self = shift;
417     my $error = join(" ", @_);
418 dpavlin 460
419 dpavlin 671 my $fatal = '';
420 dpavlin 837 my $backtrace = '';
421 dpavlin 460
422 dpavlin 671 if ( $error !~ m{\n$} ) {
423     if ( my @backtrace = $self->backtrace ) {
424 dpavlin 837 $backtrace =
425     "\n" . $self->html_self . "->error backtrace\n\t"
426     . $self->html_links( join( "\n\t", @backtrace ) )
427     ;
428 dpavlin 685 $fatal = qq| frey-fatal|;
429 dpavlin 671 }
430     }
431    
432 dpavlin 460 warn "ERROR: $error\n";
433 dpavlin 835 $self->add_icon('error');
434 dpavlin 837 $error = $self->html_links( $error );
435     return qq|<pre class="frey-error$fatal">$error $backtrace</pre>| ;
436 dpavlin 350 }
437    
438 dpavlin 577 =head1 Status line
439    
440     =head2 add_status
441    
442 dpavlin 581 $self->add_status( { name => { some => 'data' } } );
443 dpavlin 577
444     $self->add_status( "append to last status popup" );
445    
446     =cut
447    
448 dpavlin 507 sub add_status {
449     my ( $self, $data ) = @_;
450 dpavlin 939 die "no data" unless $data;
451     if ( ref $data ) {
452 dpavlin 577 push @status, $data;
453     } else {
454 dpavlin 581 if ( defined $status[ $#status ] ) {
455     $status[ $#status ]->{ '+' } = $data;
456     } else {
457     push @status, { '+' => $data };
458     }
459 dpavlin 577 }
460 dpavlin 507 }
461    
462 dpavlin 577 =head2 clean_status
463    
464     Called at beginning of each request
465    
466     $self->clean_status;
467    
468     =cut
469    
470 dpavlin 519 sub clean_status {
471 dpavlin 577 my ($self) = shift;
472 dpavlin 578 @head = ( 'static/frey.css' );
473 dpavlin 581 @status = (
474 dpavlin 796 { 'ClassBrowser' => Frey::Class::Browser->new( usage_sort => 1, usage_on_top => 0 )->as_markup },
475 dpavlin 653 { 'Bookmarklets' => Frey::Bookmarklet->new->as_markup },
476     { 'INC' => Frey::INC->new->as_markup },
477 dpavlin 581 );
478 dpavlin 527 $icon_html = '';
479 dpavlin 519 }
480    
481 dpavlin 577 =head2 status_parts
482    
483     Dump all status line parts
484    
485     $self->status_parts
486    
487     =cut
488    
489 dpavlin 519 sub status_parts {
490     warn "## status parts ", dump( map { keys %$_ } @status );
491     }
492    
493 dpavlin 568 =for debug
494    
495 dpavlin 518 sub DEMOLISH {
496     my ( $self ) = @_;
497 dpavlin 529 warn "## $self DEMOLISH status ", $#status + 1, " elements ", dump( map { keys %$_ } @status ) if @status;
498 dpavlin 518 }
499    
500 dpavlin 568 =cut
501    
502 dpavlin 527 =head2 add_icon
503    
504     Frey::Foo->add_icon; # /static/icons/Frey/Foo.png
505     Frey::Foo->add_icon('warning'); # /static/icons/Frey/Foo/warning.png
506    
507     =cut
508    
509 dpavlin 529 sub icon_path {
510     my ($self,$class,$variant) = @_;
511 dpavlin 816
512     sub icon_exists {
513     my $class = shift;
514     $class =~ s{::}{/}g;
515     $class .= "/$variant" if $variant;
516     my $icon_path = 'static/icons/' . $class . '.png';
517     return $icon_path if -e $icon_path;
518     return;
519     }
520    
521     my $path = icon_exists( $class );
522 dpavlin 819 if ( ! $path ) {
523     my $super_class = $class;
524     while ( $super_class =~ s{::[^:]+$}{} && ! $path ) {
525     $path = icon_exists( $super_class ) unless $super_class eq 'Frey'; # don't default on Frey icon
526     }
527 dpavlin 816 }
528    
529 dpavlin 819 if ( ! $path ) {
530     $self->TODO( "add icon for $class" . ( $variant ? " variant $variant" : '' ) );
531 dpavlin 529 return undef;
532     }
533 dpavlin 819
534     warn "# $class from $self icon_path $path" if $self->debug;
535     return $path;
536 dpavlin 529 }
537 dpavlin 524
538 dpavlin 529 sub add_icon {
539     my ($self,$variant) = @_;
540 dpavlin 524
541 dpavlin 835 my $class = $self->class if $self->can('class');
542     #$class ||= $self->title;
543     $class ||= ref($self);
544 dpavlin 529 my $icon_path = $self->icon_path( $class, $variant ) || return;
545 dpavlin 524
546 dpavlin 529 $icon_html .= qq|<link rel="icon" type="image/png" href="/$icon_path">|;
547     warn "# using icon $icon_path";
548    
549 dpavlin 527 =for later
550    
551 dpavlin 529 # FIXME http://en.wikipedia.org/wiki/Favicon suggest just rel="icon" but that doesn't seem to work!
552     my $ico_path = $icon_path;
553     $ico_path =~ s{png$}{ico};
554     if ( ! -e $ico_path ) {
555     system "convert $icon_path $ico_path";
556     warn "# convert $icon_path $ico_path : $@";
557     }
558     $icon_html .= qq|<link rel="shortcut icon" type="image/x-icon" href="/$ico_path">| if -e $ico_path;
559 dpavlin 524
560 dpavlin 527 =cut
561    
562 dpavlin 524 }
563    
564 dpavlin 532 my $warn_colors = {
565     '#' => '#444',
566     '##' => '#888',
567     };
568    
569     my $multiline_markers = {
570 dpavlin 535 '(' => ')',
571 dpavlin 532 '{' => '}',
572 dpavlin 535 '[' => ']',
573 dpavlin 532 '"' => '"',
574     };
575    
576 dpavlin 671 =for later
577    
578 dpavlin 532 my $multiline_re = '[\\' . join('\\', keys %$multiline_markers ) . ']';
579     warn "## multiline markers ", dump( $multiline_markers ), " -> $multiline_re";
580    
581 dpavlin 671 =cut
582    
583 dpavlin 532 sub log_path {
584 dpavlin 629 $Frey::Bootstrap::log_path || die "no log_path?";
585 dpavlin 532 }
586    
587 dpavlin 682 our $pwd = `pwd`;
588     chomp $pwd;
589    
590     sub strip_full_path {
591     my ($self, $msg) = @_;
592     # Mojo seems to expand warn messages to full path which is annoying
593     $msg =~ s{/[^/]+/\.\./}{/}gs;
594     $msg =~ s{$pwd/*}{}gs;
595     return $msg;
596     }
597    
598 dpavlin 648 our $last_log_pos = 0;
599     our $last_log_line = 0;
600    
601 dpavlin 532 sub warnings_html {
602     my ($self,$level) = shift;
603 dpavlin 535 $level ||= $self->debug,
604 dpavlin 532 my $path = $self->log_path;
605    
606 dpavlin 611 my $max = 30;
607 dpavlin 588 my $pos = 0;
608     my @warnings = ( '' x $max ); # XXX circualar buffer for 50 lines
609 dpavlin 648 my $line = $last_log_line;
610 dpavlin 532 my $multiline_end;
611    
612 dpavlin 611 # XXX do we really want to do this every time?
613     my $css = qq|/* short css classes for levels */\n|;
614     my $level_to_class;
615     foreach ( keys %$warn_colors ) {
616     my $l = length($_);
617     my $class = 'l' . $l;
618     $css .= qq|.$class { color: $warn_colors->{$_} }\n|;
619     $level_to_class->{ $_ } = $class;
620     }
621     $self->add_css( $css );
622    
623 dpavlin 648 open(my $log, '<', $path) || die "can't open $path: $!";
624     seek($log, $last_log_pos, 0) || warn "can't seek: $!";
625 dpavlin 532 while(<$log>) {
626     chomp;
627     $line++;
628    
629 dpavlin 634 next if m{^\s+(Mojo|Class::MOP|Moose)::};
630    
631 dpavlin 532 my $style = '';
632    
633 dpavlin 588 =for filter
634    
635 dpavlin 535 if ( $multiline_end ) {
636     if ( m{^\Q$multiline_end\E} || m{^\s.+\Q$multiline_end\E;$} ) {
637 dpavlin 537 # warn "## $line end of $multiline_end in '$_'\n";
638 dpavlin 535 undef $multiline_end;
639     } else {
640 dpavlin 537 # warn "## $line skipped\n";
641 dpavlin 535 }
642     } elsif ( m{^(#*)\s+} ) {
643 dpavlin 532 my $l = $1 ? length($1) : 0;
644 dpavlin 535 if ( $l > $level ) {
645     undef $multiline_end;
646     $multiline_end = $multiline_markers->{$1} if m{($multiline_re)$};
647 dpavlin 537 # warn "## $line start $1 .. $multiline_end level $l > $level for '$_'\n" if $multiline_end;
648 dpavlin 535 next;
649     }
650 dpavlin 532
651 dpavlin 588 =cut
652 dpavlin 611 if ( m{^(#*)} ) {
653 dpavlin 588
654 dpavlin 611 my $level = $1;
655 dpavlin 682 my $msg = $self->strip_full_path( $_ );
656 dpavlin 532
657 dpavlin 535 my $spacer = ' ';
658 dpavlin 611 my $real_msg = expand( $msg );
659     if ( length($real_msg) > $self->html_dump_width ) {
660    
661     $real_msg = substr( $msg, 0, $self->html_dump_width );
662     $msg = unexpand( $real_msg );
663 dpavlin 535 $spacer = '&hellip;'
664     }
665 dpavlin 611
666     $msg = $self->html_escape( $msg );
667    
668     if ( my $class = $level_to_class->{ $level } ) {
669     $msg = qq|<span class="$class">$msg</span>|;
670     }
671    
672 dpavlin 613 #$msg .= $spacer . qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>\n|;
673     $msg = qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>$msg|
674     . ( $spacer ? $spacer : '' )
675     . "\n"; # XXX <pre> needs this
676 dpavlin 611
677     $warnings[ $pos++ % $max ] = $msg;
678 dpavlin 532 }
679     }
680 dpavlin 648 $last_log_pos = tell($log);
681     $last_log_line = $line;
682     warn "log has $line lines tell position $last_log_pos";
683 dpavlin 532 close($log) || die "can't close $path: $!";
684    
685 dpavlin 588 my $size = -s $path;
686    
687 dpavlin 611 my $warnings = join("",
688 dpavlin 613 map { $warnings[ ( $pos + $_ ) % $max ] || '' } 0 .. ( $max - 1 )
689 dpavlin 588 );
690    
691     my $s = length($warnings);
692    
693 dpavlin 532 return
694 dpavlin 611 # need to wrap editor link into span so we can have links in warnings
695 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>|
696 dpavlin 682 . $self->html_links( $warnings )
697 dpavlin 648 . qq|</code></span>|
698 dpavlin 532 ;
699     }
700    
701 dpavlin 543
702     =head2 backtrace
703    
704     Show backtrace with links to editor
705    
706     my @backtrace = $self->backtrace;
707    
708     =cut
709    
710     sub backtrace {
711     my ($self) = @_;
712    
713     my @backtrace;
714 dpavlin 837 foreach ( 1 .. 5 ) { # 0 = backtrace
715 dpavlin 543 my (
716     $package,$path,$line
717     # subroutine hasargs
718     # wantarray evaltext is_require
719     # hints bitmask hinthash
720     ) = caller($_) or last;
721    
722     push @backtrace,
723 dpavlin 674 qq|via "$package" at $path line $line|;
724 dpavlin 543 }
725 dpavlin 591 #warn "# backtrace: ", dump( @backtrace ) if @backtrace;
726 dpavlin 543 return @backtrace;
727     }
728    
729 dpavlin 720 =head2 checkbox
730    
731     Generate checkbox html markup from some attribute
732    
733     my $html = $self->checkbox('attribute_name', $value);
734    
735     =cut
736    
737     sub checkbox {
738     my ($self,$name,$value) = @_;
739     my $checked = '';
740 dpavlin 725 my $all_checkboxes = eval { $self->$name };
741     warn "ERROR tried to get checkbox value for '$name' which is unknown: $@" if $@;
742 dpavlin 720 $all_checkboxes = [ $all_checkboxes ] unless ref($all_checkboxes) eq 'ARRAY'; # sigh, too chatty
743 dpavlin 725 $checked = ' checked' if grep { defined $_ && $_ eq $value } @$all_checkboxes;
744 dpavlin 720 warn "# checkbox $name $value $checked\t", $self->dump( $self->$name );
745     qq|<input name="$name" value="$value" type="checkbox"$checked>|;
746     }
747    
748 dpavlin 781 =head2 strip
749    
750     Strip whitespace around content
751    
752     my $stripped = strip(' no more whitespace around this ');
753    
754     =cut
755    
756     sub strip {
757     my $t = shift;
758     $t =~ s{^\s+}{}gs;
759     $t =~ s{>\s+<}{><}gs;
760     $t =~ s{\s+$}{}gs;
761     return $t;
762     }
763    
764 dpavlin 100 1;

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