| 1 | #! perl |
1 | #! perl |
| 2 | |
2 | |
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3 | #:META:X_RESOURCE:%.pattern-0:string:first selection pattern |
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4 | |
| 3 | sub on_keyboard_command { |
5 | sub on_user_command { |
| 4 | my ($self, $cmd) = @_; |
6 | my ($self, $cmd) = @_; |
| 5 | |
7 | |
| 6 | $cmd eq "selection:rot13" |
8 | $cmd eq "selection:rot13" |
| 7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
9 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
| 8 | |
10 | |
| … | |
… | |
| 10 | } |
12 | } |
| 11 | |
13 | |
| 12 | sub on_init { |
14 | sub on_init { |
| 13 | my ($self) = @_; |
15 | my ($self) = @_; |
| 14 | |
16 | |
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17 | if (defined (my $res = $self->resource ("cutchars"))) { |
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18 | $res = $self->locale_decode ($res); |
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19 | push @{ $self->{patterns} }, qr{\G [\Q$res\E[:space:]]* ([^\Q$res\E[:space:]]+) }x; |
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20 | } |
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21 | |
| 15 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
22 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
| 16 | $res = $self->locale_decode ($res); |
23 | $res = $self->locale_decode ($res); |
| 17 | utf8::encode $res; |
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| 18 | push @{ $self->{patterns} }, qr/$res/; |
24 | push @{ $self->{patterns} }, qr/$res/; |
| 19 | } |
25 | } |
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26 | |
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27 | $self->{enabled} = 1; |
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28 | |
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29 | push @{ $self->{term}{option_popup_hook} }, sub { |
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30 | ("new selection" => $self->{enabled}, sub { $self->{enabled} = shift }) |
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31 | }; |
| 20 | |
32 | |
| 21 | () |
33 | () |
| 22 | } |
34 | } |
| 23 | |
35 | |
| 24 | # "find interesting things"-patterns |
36 | # "find interesting things"-patterns |
| 25 | my @mark_patterns = ( |
37 | my @mark_patterns = ( |
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38 | # qr{ ([[:word:]]+) }x, |
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39 | qr{ ([^[:space:]]+) }x, |
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40 | |
| 26 | # common types of "parentheses" |
41 | # common types of "parentheses" |
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42 | qr{ (?<![^[:space:]]) [`'] ([^`']+) [`'] (?![^[:space:]]) }x, |
| 27 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space]]) }x, |
43 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space:]]) }x, |
| 28 | qr{ (?<![^[:space:]]) ` ([^`']+) ' (?![^[:space]]) }x, |
44 | qr{ (?<![^[:space:]]) “ ([^“”]+) ” (?![^[:space:]]) }x, |
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45 | |
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46 | qr{ (?<![^[:space:]]) (' [^[:space:]] [^']* ') }x, |
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47 | qr{ (' [^']* [^[:space:]] ') (?![^[:space:]]) }x, |
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48 | qr{ (?<![^[:space:]]) (` [^[:space:]] [^']* ') }x, |
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49 | qr{ (` [^']* [^[:space:]] ') (?![^[:space:]]) }x, |
| 29 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
50 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
| 30 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space]]) }x, |
51 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space:]]) }x, |
| 31 | qr{ \< ([^<>[:space:]]+) \> }x, |
52 | |
| 32 | qr{ \{ ([^{}[:space:]]+) \} }x, |
53 | qr{ \{ ([^\{\}]+) \} }x, |
| 33 | qr{ \[ ([^{}[:space:]]+) \] }x, |
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| 34 | qr{ \( ([^()[:space:]]+) \) }x, |
54 | qr{ \( ([^\(\)]+) \) }x, |
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55 | qr{ \[ ([^\[\]]+) \] }x, |
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56 | qr{ \< ([^\<\>]+) \> }x, |
| 35 | |
57 | |
| 36 | # urls, just a heuristic |
58 | # urls, just a heuristic |
| 37 | qr{( |
59 | qr{( |
| 38 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
60 | (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~#]+ |
| 39 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) |
61 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic) |
| 40 | )}x, |
62 | )}x, |
| 41 | |
63 | |
| 42 | # shell-like argument quoting, basically always matches |
64 | # shell-like argument quoting, basically always matches |
| 43 | qr{\G [\ \t|&;<>()]* ( |
65 | qr{\G [\ \t|&;<>()]* ( |
| 44 | (?: |
66 | (?: |
| … | |
… | |
| 57 | ); |
79 | ); |
| 58 | |
80 | |
| 59 | sub on_sel_extend { |
81 | sub on_sel_extend { |
| 60 | my ($self, $time) = @_; |
82 | my ($self, $time) = @_; |
| 61 | |
83 | |
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84 | $self->{enabled} |
|
|
85 | or return; |
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86 | |
| 62 | my ($row, $col) = $self->selection_mark; |
87 | my ($row, $col) = $self->selection_mark; |
| 63 | my $line = $self->line ($row); |
88 | my $line = $self->line ($row); |
| 64 | my $text = $line->t; |
89 | my $text = $line->t; |
| 65 | my $markofs = $line->offset_of ($row, $col); |
90 | my $markofs = $line->offset_of ($row, $col); |
| 66 | my $curlen = $line->offset_of ($self->selection_end) |
91 | my $curlen = $line->offset_of ($self->selection_end) |
| 67 | - $line->offset_of ($self->selection_beg); |
92 | - $line->offset_of ($self->selection_beg); |
| 68 | |
93 | |
| 69 | my @matches; |
94 | my @matches; |
| 70 | |
95 | |
| 71 | if ($markofs < $line->l) { |
96 | if ($markofs < $line->l) { |
| 72 | # convert markofs form character to UTF-8 offset space |
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| 73 | { |
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| 74 | my $prefix = substr $text, 0, $markofs; |
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| 75 | utf8::encode $prefix; |
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| 76 | $markofs = length $prefix; |
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| 77 | } |
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| 78 | |
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| 79 | # not doing matches in unicode mode helps speed |
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| 80 | # enourmously here. working in utf-8 should be |
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| 81 | # equivalent due to the magic of utf-8 encoding. |
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| 82 | utf8::encode $text; |
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| 83 | study $text; # _really_ helps, too :) |
97 | study $text; # _really_ helps, too :) |
| 84 | |
98 | |
| 85 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
99 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
| 86 | while ($text =~ /$regex/g) { |
100 | while ($text =~ /$regex/g) { |
| 87 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
101 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
| … | |
… | |
| 107 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
121 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
| 108 | my ($ofs, $len) = @$_; |
122 | my ($ofs, $len) = @$_; |
| 109 | |
123 | |
| 110 | next if $len <= $curlen; |
124 | next if $len <= $curlen; |
| 111 | |
125 | |
| 112 | # convert back from UTF-8 offset space to character space |
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| 113 | { |
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| 114 | my $length = substr "$text ", $ofs, $len; |
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| 115 | utf8::decode $length; |
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| 116 | $len = length $length; |
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| 117 | } |
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| 118 | { |
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| 119 | my $prefix = substr $text, 0, $ofs; |
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| 120 | utf8::decode $prefix; |
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| 121 | $ofs = length $prefix; |
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| 122 | } |
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| 123 | |
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| 124 | $self->selection_beg ($line->coord_of ($ofs)); |
126 | $self->selection_beg ($line->coord_of ($ofs)); |
| 125 | $self->selection_end ($line->coord_of ($ofs + $len)); |
127 | $self->selection_end ($line->coord_of ($ofs + $len)); |
| 126 | return 1; |
128 | return 1; |
| 127 | } |
129 | } |
| 128 | |
130 | |
