| 1 | #! perl |
1 | #! perl |
| 2 | |
2 | |
| 3 | sub on_keyboard_command { |
3 | sub on_user_command { |
| 4 | my ($self, $cmd) = @_; |
4 | my ($self, $cmd) = @_; |
| 5 | |
5 | |
| 6 | $cmd eq "selection:rot13" |
6 | $cmd eq "selection:rot13" |
| 7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
| 8 | |
8 | |
| … | |
… | |
| 10 | } |
10 | } |
| 11 | |
11 | |
| 12 | sub on_init { |
12 | sub on_init { |
| 13 | my ($self) = @_; |
13 | my ($self) = @_; |
| 14 | |
14 | |
|
|
15 | if (defined (my $res = $self->resource ("cutchars"))) { |
|
|
16 | $res = $self->locale_decode ($res); |
|
|
17 | push @{ $self->{patterns} }, qr{\G [\Q$res\E[:space:]]* ([^\Q$res\E[:space:]]+) }x; |
|
|
18 | } |
|
|
19 | |
| 15 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
20 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
| 16 | no re 'eval'; # just to be sure |
|
|
| 17 | $res = $self->locale_decode ($res); |
21 | $res = $self->locale_decode ($res); |
| 18 | utf8::encode $res; |
|
|
| 19 | push @{ $self->{patterns} }, qr/$res/; |
22 | push @{ $self->{patterns} }, qr/$res/; |
| 20 | } |
23 | } |
|
|
24 | |
|
|
25 | $self->{enabled} = 1; |
|
|
26 | |
|
|
27 | push @{ $self->{term}{option_popup_hook} }, sub { |
|
|
28 | ("new selection" => $self->{enabled}, sub { $self->{enabled} = shift }) |
|
|
29 | }; |
| 21 | |
30 | |
| 22 | () |
31 | () |
| 23 | } |
32 | } |
| 24 | |
33 | |
| 25 | # "find interetsing things"-patterns |
34 | # "find interesting things"-patterns |
| 26 | my @mark_patterns = ( |
35 | my @mark_patterns = ( |
|
|
36 | # qr{ ([[:word:]]+) }x, |
|
|
37 | qr{ ([^[:space:]]+) }x, |
|
|
38 | |
| 27 | # common types of "parentheses" |
39 | # common types of "parentheses" |
|
|
40 | qr{ (?<![^[:space:]]) [`'] ([^`']+) [`'] (?![^[:space:]]) }x, |
| 28 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space]]) }x, |
41 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space:]]) }x, |
| 29 | qr{ (?<![^[:space:]]) ` ([^`']+) ' (?![^[:space]]) }x, |
42 | qr{ (?<![^[:space:]]) “ ([^“”]+) ” (?![^[:space:]]) }x, |
|
|
43 | |
|
|
44 | qr{ (?<![^[:space:]]) (' [^[:space:]] [^']* ') }x, |
|
|
45 | qr{ (' [^']* [^[:space:]] ') (?![^[:space:]]) }x, |
|
|
46 | qr{ (?<![^[:space:]]) (` [^[:space:]] [^']* ') }x, |
|
|
47 | qr{ (` [^']* [^[:space:]] ') (?![^[:space:]]) }x, |
| 30 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
48 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
| 31 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space]]) }x, |
49 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space:]]) }x, |
| 32 | qr{ \< ([^<>[:space:]]+) \> }x, |
50 | |
| 33 | qr{ \{ ([^{}[:space:]]+) \} }x, |
51 | qr{ \{ ([^\{\}]+) \} }x, |
| 34 | qr{ \[ ([^{}[:space:]]+) \] }x, |
|
|
| 35 | qr{ \( ([^()[:space:]]+) \) }x, |
52 | qr{ \( ([^\(\)]+) \) }x, |
|
|
53 | qr{ \[ ([^\[\]]+) \] }x, |
|
|
54 | qr{ \< ([^\<\>]+) \> }x, |
| 36 | |
55 | |
| 37 | # urls, just a heuristic |
56 | # urls, just a heuristic |
| 38 | qr{( |
57 | qr{( |
| 39 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
58 | (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~#]+ |
| 40 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) |
59 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic) |
| 41 | )}x, |
60 | )}x, |
| 42 | |
61 | |
| 43 | # shell-like argument quoting, basically always matches |
62 | # shell-like argument quoting, basically always matches |
| 44 | qr{\G [\ \t|&;<>()] *( |
63 | qr{\G [\ \t|&;<>()]* ( |
| 45 | (?: |
64 | (?: |
| 46 | [^\\"'\ \t|&;<>()]+ |
65 | [^\\"'\ \t|&;<>()]+ |
| 47 | | \\. |
66 | | \\. |
| 48 | | " (?: [^\\"]+ | \\. )* " |
67 | | " (?: [^\\"]+ | \\. )* " |
| 49 | | ' [^']* ' |
68 | | ' [^']* ' |
| … | |
… | |
| 58 | ); |
77 | ); |
| 59 | |
78 | |
| 60 | sub on_sel_extend { |
79 | sub on_sel_extend { |
| 61 | my ($self, $time) = @_; |
80 | my ($self, $time) = @_; |
| 62 | |
81 | |
|
|
82 | $self->{enabled} |
|
|
83 | or return; |
|
|
84 | |
| 63 | my ($row, $col) = $self->selection_mark; |
85 | my ($row, $col) = $self->selection_mark; |
| 64 | my $line = $self->line ($row); |
86 | my $line = $self->line ($row); |
| 65 | my $text = $line->t; |
87 | my $text = $line->t; |
| 66 | my $markofs = $line->offset_of ($row, $col); |
88 | my $markofs = $line->offset_of ($row, $col); |
| 67 | my $curlen = $line->offset_of ($self->selection_end) |
89 | my $curlen = $line->offset_of ($self->selection_end) |
| 68 | - $line->offset_of ($self->selection_beg); |
90 | - $line->offset_of ($self->selection_beg); |
| 69 | |
91 | |
| 70 | my @matches; |
92 | my @matches; |
| 71 | |
93 | |
| 72 | if ($markofs < $line->l) { |
94 | if ($markofs < $line->l) { |
| 73 | # convert markofs form character to UTF-8 offset space |
|
|
| 74 | { |
|
|
| 75 | my $prefix = substr $text, 0, $markofs; |
|
|
| 76 | utf8::encode $prefix; |
|
|
| 77 | $markofs = length $prefix; |
|
|
| 78 | } |
|
|
| 79 | |
|
|
| 80 | # not doing matches in unicode mode helps speed |
|
|
| 81 | # enourmously here. working in utf-8 should be |
|
|
| 82 | # equivalent due to the magic of utf-8 encoding. |
|
|
| 83 | utf8::encode $text; |
|
|
| 84 | study $text; # _really_ helps, too :) |
95 | study $text; # _really_ helps, too :) |
| 85 | |
96 | |
| 86 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
97 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
| 87 | while ($text =~ /$regex/g) { |
98 | while ($text =~ /$regex/g) { |
| 88 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
99 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
| … | |
… | |
| 108 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
119 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
| 109 | my ($ofs, $len) = @$_; |
120 | my ($ofs, $len) = @$_; |
| 110 | |
121 | |
| 111 | next if $len <= $curlen; |
122 | next if $len <= $curlen; |
| 112 | |
123 | |
| 113 | # convert back from UTF-8 offset space to character space |
|
|
| 114 | { |
|
|
| 115 | my $length = substr $text, $ofs, $len; |
|
|
| 116 | utf8::decode $length; |
|
|
| 117 | $len = length $length; |
|
|
| 118 | } |
|
|
| 119 | { |
|
|
| 120 | my $prefix = substr $text, 0, $ofs; |
|
|
| 121 | utf8::decode $prefix; |
|
|
| 122 | $ofs = length $prefix; |
|
|
| 123 | } |
|
|
| 124 | |
|
|
| 125 | $self->selection_beg ($line->coord_of ($ofs)); |
124 | $self->selection_beg ($line->coord_of ($ofs)); |
| 126 | $self->selection_end ($line->coord_of ($ofs + $len)); |
125 | $self->selection_end ($line->coord_of ($ofs + $len)); |
| 127 | return 1; |
126 | return 1; |
| 128 | } |
127 | } |
| 129 | |
128 | |
