/[Frey]/branches/zimbardo/lib/Frey/Web.pm
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Revision 1109 - (hide annotations)
Mon Jun 29 16:54:02 2009 UTC (14 years, 9 months ago) by dpavlin
Original Path: trunk/lib/Frey/Web.pm
File size: 16404 byte(s)
refactor into role Frey::Class::Icon
1 dpavlin 100 package Frey::Web;
2     use Moose::Role;
3    
4 dpavlin 564 with 'Frey::Session';
5 dpavlin 1109 with 'Frey::Class::Icon';
6 dpavlin 564
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 1064 use Digest::MD5 qw/md5/;
12 dpavlin 100
13 dpavlin 816 use lib 'lib';
14    
15     use Frey::Types;
16    
17 dpavlin 410 use Frey::Bookmarklet;
18 dpavlin 793 use Frey::Class::Browser;
19 dpavlin 540 use Frey::INC;
20    
21 dpavlin 505 use Frey::SVK;
22 dpavlin 410
23 dpavlin 578 our @head;
24 dpavlin 584 sub head { @head }
25 dpavlin 121
26 dpavlin 392 has 'request_url' => (
27 dpavlin 388 is => 'rw',
28     isa => 'Uri', coerce => 1,
29 dpavlin 625 required => 1,
30 dpavlin 627 default => sub {
31 dpavlin 653 carp "undefined request_url";
32 dpavlin 627 '/';
33     },
34 dpavlin 388 );
35    
36 dpavlin 418 has 'title' => (
37     is => 'rw',
38     isa => 'Str',
39     lazy => 1,
40     default => sub {
41     my ($self) = @_;
42     ref($self);
43     },
44     );
45    
46 dpavlin 448 has 'content_type' => (
47     is => 'rw',
48     isa => 'Str',
49     default => 'text/html',
50 dpavlin 476 documentation => 'Content-type header',
51 dpavlin 448 );
52    
53 dpavlin 476 has 'dump_max_bytes' => (
54     is => 'rw',
55     isa => 'Int',
56     default => 4096,
57 dpavlin 543 documentation => 'maximum dump size sent to browser before truncation',
58 dpavlin 476 );
59    
60 dpavlin 161 has 'inline_smaller_than' => (
61     is => 'rw',
62     isa => 'Int',
63     default => 10240,
64 dpavlin 543 documentation => 'inline JavaScript and CSS to reduce round-trips',
65 dpavlin 161 );
66    
67 dpavlin 543 has 'html_dump_width' => (
68     documentation => 'crop longer lines in dumps',
69 dpavlin 535 is => 'rw',
70     isa => 'Int',
71 dpavlin 543 # required => 1, # FIXME we can't have required fields with defaults because Frey::Action isn't smart enough and asks for them
72 dpavlin 634 default => 250,
73 dpavlin 535 );
74    
75 dpavlin 957 has 'wrap_in_page' => (
76     documentation => 'wrap full html page with status bar around content',
77     is => 'rw',
78     isa => 'Bool',
79     default => 1,
80     );
81    
82 dpavlin 535 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
83     my $escape_re = join '|' => keys %escape;
84    
85     sub html_escape {
86     my ( $self, $html ) = @_;
87 dpavlin 965 return '' unless defined $html;
88 dpavlin 535 $html =~ s/($escape_re)/$escape{$1}/g;
89     return $html;
90     }
91    
92 dpavlin 945 # from Mojo::ByteStream
93     sub url_escape {
94     my ( $self, $url, $pattern ) = @_;
95     $pattern ||= 'A-Za-z0-9\-\.\_\~';
96     $url =~ s/([^$pattern])/sprintf('%%%02X',ord($1))/ge;
97     return $url;
98     }
99    
100 dpavlin 535 sub html_dump {
101 dpavlin 543 my ( $self, $dump ) = @_;
102     $dump = dump( $dump ) if ref($dump);
103     my $width = $self->html_dump_width;
104     $dump =~ s{(\n[^\n]{$width})([^\n]+?)([^\n]{5})}{\n$1...$3}gs;
105     $dump = $self->html_escape( $dump );
106     $dump =~ s{\Q...\E}{&hellip;}gs;
107 dpavlin 682 # $dump =~ $self->html_links( $dump ); # FIXME include this
108 dpavlin 543 return "<code>$dump</code>";
109 dpavlin 535 }
110    
111 dpavlin 546 sub popup { my $self = shift; $self->popup_dropdown('popup', @_); }
112     sub dropdown { my $self = shift; $self->popup_dropdown('dropdown', @_); }
113    
114 dpavlin 859 our $re_html = qr{<(?:!--|(\w+)|[^>]+)/?>}s; # relaxed html check for one semi-valid tag
115 dpavlin 546
116     sub popup_dropdown {
117     my ( $self, $type, $name, $content, $full ) = @_;
118    
119     $content = $self->html_dump($content) if ref $content;
120    
121     $content = qq|<span>$content</span>| unless $content =~ m{^\s*<(span|a|code).+?/\1>\s*};
122    
123 dpavlin 581 $content =~ s{<span>(<code>[^<]+</code>)</span>}{$1} && $self->TODO("code wrapped in span");
124    
125 dpavlin 591 warn "## $type [$name] = ", length( $content ), " bytes"; # if $self->debug; # FIXME
126 dpavlin 546
127     if ( $name =~ m{::} && $name !~ $re_html ) {
128     return qq|<a class="frey-$type" target="$name" href="/$name">$name $content</a>\n|;
129 dpavlin 588 } elsif ( $name =~ s{^\s*(<a)\s+}{$1 class="frey-$type"} ) {
130     return qq|$name $content\n|;
131 dpavlin 546 } else {
132     return qq|<span class="frey-$type">$name $content</span>\n|;
133     }
134     }
135    
136 dpavlin 865 sub _inline {
137 dpavlin 161 my ( $self, $path ) = @_;
138 dpavlin 881 return unless defined $path;
139 dpavlin 865 warn "# _inline $path";
140     -e $path && -s $path < $self->inline_smaller_than && -s $path;
141 dpavlin 161 }
142    
143 dpavlin 156 sub _head_html {
144     my $self = shift;
145 dpavlin 121 my $out = '';
146 dpavlin 577 foreach my $path ( @head ) {
147 dpavlin 121 $path =~ s!^/!!;
148 dpavlin 156 if ( $path =~ m/\.js$/ ) {
149 dpavlin 865 my $size;
150     $out .= $size = _inline( $path ) ?
151 dpavlin 857 qq|<script type="text/javascript">\n/* inline $path $size bytes */\n\n| . read_file($path) . qq|\n</script>| :
152 dpavlin 161 qq|<script type="text/javascript" src="/$path"></script>|;
153 dpavlin 156 } elsif ( $path =~ m/\.css$/ ) {
154 dpavlin 865 my $size;
155     $out .= $size = _inline( $path ) ?
156 dpavlin 857 qq|<style type="text/css">\n/* inline $path $size bytes */\n\n| . read_file( $path ) . qq|\n</style>| :
157 dpavlin 161 qq|<link type="text/css" rel="stylesheet" href="/$path" media="screen">|;
158 dpavlin 446 } elsif ( $path =~ m{<.+>}s ) {
159 dpavlin 444 $out .= $path;
160 dpavlin 156 } else {
161     confess "don't know how to render $path";
162     }
163 dpavlin 163 $out .= "\n";
164 dpavlin 121 }
165     return $out;
166     }
167 dpavlin 100
168 dpavlin 154 =head2 add_head
169    
170     $o->add_head( 'path/to/external.js' );
171    
172     my $size = $o->add_head( 'path/to/external.css' );
173    
174 dpavlin 445 $o->add_head( '<!-- html content -->' );
175    
176 dpavlin 154 =cut
177    
178     sub add_head {
179     my ( $self, $path ) = @_;
180     return if ! defined $path || $path eq '';
181     $path =~ s!^/!!;
182    
183 dpavlin 546 if ( $path =~ $re_html ) {
184 dpavlin 577 push @head, $path;
185 dpavlin 444 } elsif ( -e $path ) {
186 dpavlin 156 if ( $path =~ m/\.(?:js|css)$/ ) {
187 dpavlin 577 push @head, $path;
188 dpavlin 154 } else {
189     confess "can't add_head( $path ) it's not js or css";
190     }
191 dpavlin 444 return -s $path;
192 dpavlin 154 } else {
193     confess "can't find $path: $!";
194     }
195    
196     }
197    
198 dpavlin 839 sub _add_css_js {
199     my ( $self, $what, $content ) = @_;
200 dpavlin 577
201 dpavlin 1064 my $md5 = md5( $content );
202 dpavlin 1065 return if $self->{_add_css_js_seen}->{$what}->{$md5}++;
203 dpavlin 1064
204 dpavlin 839 my $tag = $what eq 'css' ? 'style' : 'script';
205     my $type = $what eq 'css' ? 'text/css' : 'text/javascript';
206     my $head;
207    
208 dpavlin 838 my ( $package, $path, $line ) = caller(1);
209 dpavlin 813
210 dpavlin 922 $content = "/$content" if $content !~ m{[\n\r]} && -e $content;
211 dpavlin 1045 if ( $content =~ $re_html && $what ne 'js' ) {
212 dpavlin 908 $head = qq|
213     $content
214     <!-- $type via $package at $path line $line -->
215     |;
216 dpavlin 949 } elsif ( $content =~ m{^(/\w+|https?://)} && $content !~ m{[\n\r]} ) {
217 dpavlin 908 if ( $what eq 'js' ) {
218 dpavlin 839 $head = qq|
219     <$tag type="$type" src="$content">
220 dpavlin 859 /* $what via $package at $path line $line */
221 dpavlin 839 </$tag>
222     |;
223     } else {
224     $head = qq|
225     <link rel="stylesheet" type="$type" href="$content">
226 dpavlin 859 <!-- $what via $package at $path line $line -->
227 dpavlin 839 |;
228     }
229 dpavlin 813 } else {
230 dpavlin 839 $head = qq|
231 dpavlin 838 <$tag type="$type">
232 dpavlin 813 /* via $package at $path line $line */
233 dpavlin 838 $content
234     </$tag>
235 dpavlin 839 |;
236 dpavlin 813 };
237 dpavlin 839 $self->add_head( $head );
238 dpavlin 764 }
239    
240 dpavlin 838 sub add_css {
241     my ($self,$css) = @_;
242 dpavlin 839 $self->_add_css_js( 'css', $css );
243 dpavlin 838 }
244    
245     sub add_js {
246     my ($self,$js) = @_;
247 dpavlin 839 $self->_add_css_js( 'js', $js );
248 dpavlin 838 }
249    
250 dpavlin 142 our $reload_counter = 0;
251    
252 dpavlin 183
253 dpavlin 961 =head2 html_page
254 dpavlin 183
255 dpavlin 961 $self->html_page(
256 dpavlin 183 title => 'page title',
257     head => '<!-- optional head markup -->',
258     body => '<b>Page Body</b>',
259     );
260    
261     =cut
262    
263 dpavlin 519 our @status;
264     sub status { @status };
265    
266 dpavlin 961 sub html_page {
267 dpavlin 100 my $self = shift;
268 dpavlin 121 my $a = {@_};
269 dpavlin 100
270 dpavlin 142 $reload_counter++;
271    
272 dpavlin 388 my $status_line = '';
273 dpavlin 519
274     foreach my $part ( @status ) {
275 dpavlin 388 foreach my $name ( keys %$part ) {
276 dpavlin 537 $status_line .= $self->popup( $name, $part->{$name} );
277 dpavlin 388 }
278     }
279    
280 dpavlin 439 my $url = $self->request_url;
281     $url =~ s{\?reload=\d+}{};
282    
283 dpavlin 460 my $body = $a->{body};
284 dpavlin 591 if ( ! $body ) {
285     my $run = $a->{run} || 'as_markup';
286 dpavlin 611 warn "# no body, invoke $self->$run on ", ref($self);
287 dpavlin 835 $body = $self->$run;
288 dpavlin 591 }
289 dpavlin 957 if ( $self->content_type !~ m{html} || ! $self->wrap_in_page ) {
290 dpavlin 460 warn "# return only $self body ", $self->content_type;
291     return $body
292     } elsif ( ! defined $body ) {
293     warn "# no body";
294     $body = '<!-- no body -->';
295     }
296 dpavlin 448
297 dpavlin 532 $status_line .= $self->warnings_html;
298 dpavlin 482
299 dpavlin 477 my ($exit,$description) = ('exit','stop server');
300     ($exit,$description) = ('restart','restart server')
301     if $ENV{FREY_RESTART}; # tune labels on exit link
302    
303 dpavlin 473 my $right =
304     qq|
305 dpavlin 1033 <span class="frey-status-right">
306 dpavlin 519 <a title="reload $url" href="/reload$url">reload</a>
307 dpavlin 644 <a title="$description" href="/exit$url" target="exit">$exit</a>
308 dpavlin 473 </span>
309     |;
310    
311 dpavlin 653 my $svk = Frey::SVK->new;
312 dpavlin 577 my $info = $svk->info;
313     my $revision = $svk->info->{Revision} || '';
314 dpavlin 516 $revision = $1 if $info->{'Mirrored From'} =~ m{Rev\.\s+(\d+)};
315 dpavlin 505
316 dpavlin 1109 $self->add_icon;
317 dpavlin 524
318 dpavlin 945 my $title = undef
319     || $a->{title}
320     || $self->title
321     || ref($self)
322     ;
323    
324     # $title =~ s{(\w)\w+::}{$1:}g; # XXX compress names of classes
325    
326 dpavlin 986 $self->add_css(qq|
327     body {
328     padding-bottom: 3em; /* don't overlap status line */
329     }
330     |);
331    
332 dpavlin 388 my $html = join("\n",
333     qq|<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"><html><head>|,
334     $self->_head_html,
335 dpavlin 945 qq|<title>$title</title>|,
336 dpavlin 388 '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">',
337 dpavlin 1109 ( $self->icon_html ),
338 dpavlin 388 ( $a->{head} || '' ),
339     qq|
340 dpavlin 448 </head><body>
341     $body
342 dpavlin 388 <div class="frey-status-line">
343 dpavlin 505 <a href="/">Frey</a> $Frey::VERSION $revision
344 dpavlin 388 $status_line
345 dpavlin 473 $right
346 dpavlin 210 </div>
347     </body></html>
348 dpavlin 388 |,
349     );
350 dpavlin 100
351 dpavlin 121 warn "## >>> page ",length($html), " bytes\n" if $self->debug;
352 dpavlin 100
353 dpavlin 121 return $html;
354 dpavlin 100 }
355    
356 dpavlin 480 =head2 editor
357    
358     Create HTML editor link with optional line and title
359    
360     my $html = $self->editor( $class, $line, $title );
361    
362     =cut
363    
364     sub editor {
365     my ( $self, $class, $line, $title ) = @_;
366     confess "need class" unless $class;
367 dpavlin 519 if ( ! defined $title ) {
368     $title = "edit $class";
369     $title .= " line $line" if $line;
370     }
371     $line ||= 1;
372 dpavlin 480 qq|<a target="editor" href="/editor+$class+$line"| .
373     ( $title ? qq| title="$title"| : '' ) .
374     qq|>$class</a>|;
375     }
376    
377 dpavlin 682 =head2 html_links
378 dpavlin 480
379     Create HTML links to editor for perl error message
380    
381 dpavlin 682 my $html = $self->html_links( $error )
382 dpavlin 480
383     =cut
384    
385 dpavlin 682 sub html_links {
386 dpavlin 468 my ( $self, $error ) = @_;
387    
388 dpavlin 682 $error = $self->strip_full_path( $error );
389    
390 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
391    
392 dpavlin 671 # perl's backtrace
393 dpavlin 468 $error =~ s{at\s+(\S+)\s+line\s+(\d+)}
394 dpavlin 677 {at <a target="editor" href="/editor+$1+$2" title="vi $1 +$2">$1</a> line $2}gsm;
395 dpavlin 468
396 dpavlin 674 $error =~ s{(via (?:package)\s+"?)([\w:]+)("?)}
397 dpavlin 677 {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm
398     || # or anything that looks like "Class::Name"
399     $error =~ s{"(\w+(?:::\w+)+)"}
400     {"<a target="$1" href="/$1" title="introspect $1">$1</a>"}gsm;
401 dpavlin 468
402 dpavlin 671 # method error messages
403 dpavlin 677 # FIXME replace with link to Frey::Introspect data
404     $error =~ s{(method ")(\w+)(" via)}
405     {$1<a target="$2" href="/Frey::Shell::Grep/as_markup?pattern=$2" title="grep $2">$2</a>$3}gsm;
406 dpavlin 671
407 dpavlin 678 # link paths to editor
408 dpavlin 682 $error =~ s{((?:lib|t)/[\S]+)\s+(\d+\s+bytes)}
409     {<a target="editor" href="/editor+$1+1" title="vi $1 [$2]">$1</a>}gsm;
410 dpavlin 671
411 dpavlin 682 $error =~ s{(class ")([\w:]+)(")}
412     {$1<a target="$2" href="/$2" title="introspect $2">$2</a>$3}gsm;
413    
414 dpavlin 468 return $error;
415     }
416    
417 dpavlin 837 sub html_self {
418     my $self = shift;
419     my $html = $self;
420     $html =~ s{([\w:]+)=}{<a target="$1" href="/$1" title="introspect $1">$1</a>=}gsm;
421     return $html;
422     }
423    
424 dpavlin 671 =head2 error
425    
426     This method will return error to browser and backtrace unless
427     error message ends with LF C<\n> just like L<warn>
428    
429     =cut
430    
431 dpavlin 350 sub error {
432 dpavlin 397 my $self = shift;
433     my $error = join(" ", @_);
434 dpavlin 460
435 dpavlin 671 my $fatal = '';
436 dpavlin 837 my $backtrace = '';
437 dpavlin 460
438 dpavlin 671 if ( $error !~ m{\n$} ) {
439     if ( my @backtrace = $self->backtrace ) {
440 dpavlin 837 $backtrace =
441     "\n" . $self->html_self . "->error backtrace\n\t"
442     . $self->html_links( join( "\n\t", @backtrace ) )
443     ;
444 dpavlin 685 $fatal = qq| frey-fatal|;
445 dpavlin 671 }
446     }
447    
448 dpavlin 460 warn "ERROR: $error\n";
449 dpavlin 835 $self->add_icon('error');
450 dpavlin 837 $error = $self->html_links( $error );
451     return qq|<pre class="frey-error$fatal">$error $backtrace</pre>| ;
452 dpavlin 350 }
453    
454 dpavlin 577 =head1 Status line
455    
456     =head2 add_status
457    
458 dpavlin 581 $self->add_status( { name => { some => 'data' } } );
459 dpavlin 577
460     $self->add_status( "append to last status popup" );
461    
462     =cut
463    
464 dpavlin 507 sub add_status {
465     my ( $self, $data ) = @_;
466 dpavlin 939 die "no data" unless $data;
467     if ( ref $data ) {
468 dpavlin 577 push @status, $data;
469     } else {
470 dpavlin 581 if ( defined $status[ $#status ] ) {
471     $status[ $#status ]->{ '+' } = $data;
472     } else {
473     push @status, { '+' => $data };
474     }
475 dpavlin 577 }
476 dpavlin 507 }
477    
478 dpavlin 577 =head2 clean_status
479    
480     Called at beginning of each request
481    
482     $self->clean_status;
483    
484     =cut
485    
486 dpavlin 519 sub clean_status {
487 dpavlin 577 my ($self) = shift;
488 dpavlin 1109 warn "## clean_status";
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 dpavlin 1109 { 'INC' => Frey::INC->new->as_markup },
494 dpavlin 581 );
495 dpavlin 519 }
496    
497 dpavlin 577 =head2 status_parts
498    
499     Dump all status line parts
500    
501     $self->status_parts
502    
503     =cut
504    
505 dpavlin 519 sub status_parts {
506     warn "## status parts ", dump( map { keys %$_ } @status );
507     }
508    
509 dpavlin 568 =for debug
510    
511 dpavlin 518 sub DEMOLISH {
512     my ( $self ) = @_;
513 dpavlin 529 warn "## $self DEMOLISH status ", $#status + 1, " elements ", dump( map { keys %$_ } @status ) if @status;
514 dpavlin 518 }
515    
516 dpavlin 568 =cut
517    
518 dpavlin 532 my $warn_colors = {
519     '#' => '#444',
520     '##' => '#888',
521     };
522    
523     my $multiline_markers = {
524 dpavlin 535 '(' => ')',
525 dpavlin 532 '{' => '}',
526 dpavlin 535 '[' => ']',
527 dpavlin 532 '"' => '"',
528     };
529    
530 dpavlin 671 =for later
531    
532 dpavlin 532 my $multiline_re = '[\\' . join('\\', keys %$multiline_markers ) . ']';
533     warn "## multiline markers ", dump( $multiline_markers ), " -> $multiline_re";
534    
535 dpavlin 671 =cut
536    
537 dpavlin 532 sub log_path {
538 dpavlin 629 $Frey::Bootstrap::log_path || die "no log_path?";
539 dpavlin 532 }
540    
541 dpavlin 682 our $pwd = `pwd`;
542     chomp $pwd;
543    
544     sub strip_full_path {
545     my ($self, $msg) = @_;
546     # Mojo seems to expand warn messages to full path which is annoying
547     $msg =~ s{/[^/]+/\.\./}{/}gs;
548     $msg =~ s{$pwd/*}{}gs;
549     return $msg;
550     }
551    
552 dpavlin 648 our $last_log_pos = 0;
553     our $last_log_line = 0;
554    
555 dpavlin 532 sub warnings_html {
556     my ($self,$level) = shift;
557 dpavlin 535 $level ||= $self->debug,
558 dpavlin 532 my $path = $self->log_path;
559    
560 dpavlin 611 my $max = 30;
561 dpavlin 588 my $pos = 0;
562     my @warnings = ( '' x $max ); # XXX circualar buffer for 50 lines
563 dpavlin 648 my $line = $last_log_line;
564 dpavlin 532 my $multiline_end;
565    
566 dpavlin 611 # XXX do we really want to do this every time?
567     my $css = qq|/* short css classes for levels */\n|;
568     my $level_to_class;
569     foreach ( keys %$warn_colors ) {
570     my $l = length($_);
571     my $class = 'l' . $l;
572     $css .= qq|.$class { color: $warn_colors->{$_} }\n|;
573     $level_to_class->{ $_ } = $class;
574     }
575     $self->add_css( $css );
576    
577 dpavlin 648 open(my $log, '<', $path) || die "can't open $path: $!";
578     seek($log, $last_log_pos, 0) || warn "can't seek: $!";
579 dpavlin 532 while(<$log>) {
580     chomp;
581     $line++;
582    
583 dpavlin 634 next if m{^\s+(Mojo|Class::MOP|Moose)::};
584    
585 dpavlin 532 my $style = '';
586    
587 dpavlin 588 =for filter
588    
589 dpavlin 535 if ( $multiline_end ) {
590     if ( m{^\Q$multiline_end\E} || m{^\s.+\Q$multiline_end\E;$} ) {
591 dpavlin 537 # warn "## $line end of $multiline_end in '$_'\n";
592 dpavlin 535 undef $multiline_end;
593     } else {
594 dpavlin 537 # warn "## $line skipped\n";
595 dpavlin 535 }
596     } elsif ( m{^(#*)\s+} ) {
597 dpavlin 532 my $l = $1 ? length($1) : 0;
598 dpavlin 535 if ( $l > $level ) {
599     undef $multiline_end;
600     $multiline_end = $multiline_markers->{$1} if m{($multiline_re)$};
601 dpavlin 537 # warn "## $line start $1 .. $multiline_end level $l > $level for '$_'\n" if $multiline_end;
602 dpavlin 535 next;
603     }
604 dpavlin 532
605 dpavlin 588 =cut
606 dpavlin 611 if ( m{^(#*)} ) {
607 dpavlin 588
608 dpavlin 611 my $level = $1;
609 dpavlin 682 my $msg = $self->strip_full_path( $_ );
610 dpavlin 532
611 dpavlin 535 my $spacer = ' ';
612 dpavlin 611 my $real_msg = expand( $msg );
613     if ( length($real_msg) > $self->html_dump_width ) {
614    
615     $real_msg = substr( $msg, 0, $self->html_dump_width );
616     $msg = unexpand( $real_msg );
617 dpavlin 535 $spacer = '&hellip;'
618     }
619 dpavlin 611
620     $msg = $self->html_escape( $msg );
621    
622     if ( my $class = $level_to_class->{ $level } ) {
623     $msg = qq|<span class="$class">$msg</span>|;
624     }
625    
626 dpavlin 613 #$msg .= $spacer . qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>\n|;
627     $msg = qq|<a target="editor" href="/editor+$path+$line" style="float: right;">$line</a>$msg|
628     . ( $spacer ? $spacer : '' )
629     . "\n"; # XXX <pre> needs this
630 dpavlin 611
631     $warnings[ $pos++ % $max ] = $msg;
632 dpavlin 532 }
633     }
634 dpavlin 648 $last_log_pos = tell($log);
635     $last_log_line = $line;
636     warn "log has $line lines tell position $last_log_pos";
637 dpavlin 532 close($log) || die "can't close $path: $!";
638    
639 dpavlin 588 my $size = -s $path;
640    
641 dpavlin 611 my $warnings = join("",
642 dpavlin 613 map { $warnings[ ( $pos + $_ ) % $max ] || '' } 0 .. ( $max - 1 )
643 dpavlin 588 );
644    
645     my $s = length($warnings);
646    
647 dpavlin 532 return
648 dpavlin 611 # need to wrap editor link into span so we can have links in warnings
649 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>|
650 dpavlin 682 . $self->html_links( $warnings )
651 dpavlin 648 . qq|</code></span>|
652 dpavlin 532 ;
653     }
654    
655 dpavlin 543
656     =head2 backtrace
657    
658     Show backtrace with links to editor
659    
660     my @backtrace = $self->backtrace;
661    
662     =cut
663    
664     sub backtrace {
665     my ($self) = @_;
666    
667     my @backtrace;
668 dpavlin 837 foreach ( 1 .. 5 ) { # 0 = backtrace
669 dpavlin 543 my (
670     $package,$path,$line
671     # subroutine hasargs
672     # wantarray evaltext is_require
673     # hints bitmask hinthash
674     ) = caller($_) or last;
675    
676     push @backtrace,
677 dpavlin 674 qq|via "$package" at $path line $line|;
678 dpavlin 543 }
679 dpavlin 591 #warn "# backtrace: ", dump( @backtrace ) if @backtrace;
680 dpavlin 543 return @backtrace;
681     }
682    
683 dpavlin 720 =head2 checkbox
684    
685     Generate checkbox html markup from some attribute
686    
687     my $html = $self->checkbox('attribute_name', $value);
688    
689     =cut
690    
691     sub checkbox {
692     my ($self,$name,$value) = @_;
693     my $checked = '';
694 dpavlin 725 my $all_checkboxes = eval { $self->$name };
695     warn "ERROR tried to get checkbox value for '$name' which is unknown: $@" if $@;
696 dpavlin 720 $all_checkboxes = [ $all_checkboxes ] unless ref($all_checkboxes) eq 'ARRAY'; # sigh, too chatty
697 dpavlin 725 $checked = ' checked' if grep { defined $_ && $_ eq $value } @$all_checkboxes;
698 dpavlin 720 warn "# checkbox $name $value $checked\t", $self->dump( $self->$name );
699     qq|<input name="$name" value="$value" type="checkbox"$checked>|;
700     }
701    
702 dpavlin 781 =head2 strip
703    
704     Strip whitespace around content
705    
706     my $stripped = strip(' no more whitespace around this ');
707    
708     =cut
709    
710     sub strip {
711     my $t = shift;
712     $t =~ s{^\s+}{}gs;
713     $t =~ s{>\s+<}{><}gs;
714     $t =~ s{\s+$}{}gs;
715     return $t;
716     }
717    
718 dpavlin 100 1;

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