| 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/; $_ } $self->selection); |
| 8 | |
10 | |
| 9 | () |
11 | () |
| 10 | } |
12 | } |
| 11 | |
13 | |
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14 | sub on_init { |
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15 | my ($self) = @_; |
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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 | |
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22 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
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23 | $res = $self->locale_decode ($res); |
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24 | push @{ $self->{patterns} }, qr/$res/; |
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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 | }; |
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32 | |
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33 | () |
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34 | } |
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35 | |
| 12 | # "find interetsing things"-patterns |
36 | # "find interesting things"-patterns |
| 13 | 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 | |
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41 | # common types of "parentheses" |
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42 | qr{ (?<![^[:space:]]) [`'] ([^`']+) [`'] (?![^[:space:]]) }x, |
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43 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space:]]) }x, |
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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, |
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50 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
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51 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space:]]) }x, |
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52 | |
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53 | qr{ \{ ([^\{\}]+) \} }x, |
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54 | qr{ \( ([^\(\)]+) \) }x, |
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55 | qr{ \[ ([^\[\]]+) \] }x, |
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56 | qr{ \< ([^\<\>]+) \> }x, |
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57 | |
| 14 | # urls, just a heuristic |
58 | # urls, just a heuristic |
| 15 | qr{( |
59 | qr{( |
| 16 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
60 | (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~#]+ |
| 17 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27(),~] # do not include a trailing dot, its wrong too often |
61 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic) |
| 18 | )}x, |
62 | )}x, |
| 19 | |
63 | |
| 20 | # common "parentheses" |
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| 21 | qr{(?:^|\s) ‘ ([^‘’]+?) ’ (?:\s|\)|$)}x, |
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| 22 | qr{(?:^|\s) ` ([^`']+?) ' (?:\s|\)|$)}x, |
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| 23 | qr{ \{ ([^{}]+?) \} }x, |
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| 24 | qr{ \[ ([^{}]+?) \] }x, |
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| 25 | |
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| 26 | # shell-like argument quoting, basically always matches |
64 | # shell-like argument quoting, basically always matches |
| 27 | qr{\G [\ \t|&;<>()] *( |
65 | qr{\G [\ \t|&;<>()]* ( |
| 28 | (?: |
66 | (?: |
| 29 | [^\\"'\ \t|&;<>()]+ |
67 | [^\\"'\ \t|&;<>()]+ |
| 30 | | \\. |
68 | | \\. |
| 31 | | " (?: [^\\"]+ | \\. )* " |
69 | | " (?: [^\\"]+ | \\. )* " |
| 32 | | ' [^']* ' |
70 | | ' [^']* ' |
| … | |
… | |
| 39 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
77 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
| 40 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
78 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
| 41 | ); |
79 | ); |
| 42 | |
80 | |
| 43 | sub on_sel_extend { |
81 | sub on_sel_extend { |
| 44 | my ($self) = @_; |
82 | my ($self, $time) = @_; |
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83 | |
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84 | $self->{enabled} |
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85 | or return; |
| 45 | |
86 | |
| 46 | my ($row, $col) = $self->selection_mark; |
87 | my ($row, $col) = $self->selection_mark; |
| 47 | my $line = $self->line ($row); |
88 | my $line = $self->line ($row); |
| 48 | my $offset = $line->offset_of ($row, $col); |
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| 49 | my $text = $line->t; |
89 | my $text = $line->t; |
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90 | my $markofs = $line->offset_of ($row, $col); |
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91 | my $curlen = $line->offset_of ($self->selection_end) |
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92 | - $line->offset_of ($self->selection_beg); |
| 50 | |
93 | |
| 51 | for my $regex (@mark_patterns) { |
94 | my @matches; |
| 52 | while ($text =~ /$regex/g) { |
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| 53 | if ($-[1] <= $offset and $offset <= $+[1]) { |
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| 54 | my $ofs = $-[1]; |
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| 55 | my $match = $1; |
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| 56 | |
95 | |
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96 | if ($markofs < $line->l) { |
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97 | study $text; # _really_ helps, too :) |
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98 | |
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99 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
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100 | while ($text =~ /$regex/g) { |
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101 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
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102 | my $ofs = $-[1]; |
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103 | my $match = $1; |
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104 | |
| 57 | for my $regex (@simplify_patterns) { |
105 | for my $regex (@simplify_patterns) { |
| 58 | if ($match =~ $regex) { |
106 | if ($match =~ $regex) { |
| 59 | $match = $1; |
107 | $match = $1; |
| 60 | $ofs += $-[1]; |
108 | $ofs += $-[1]; |
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109 | } |
| 61 | } |
110 | } |
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111 | |
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112 | push @matches, [$ofs, length $match]; |
| 62 | } |
113 | } |
| 63 | |
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| 64 | $self->selection_beg ($line->coord_of ($ofs)); |
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| 65 | $self->selection_end ($line->coord_of ($ofs + length $match)); |
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| 66 | return 1; |
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| 67 | } |
114 | } |
| 68 | } |
115 | } |
| 69 | } |
116 | } |
| 70 | |
117 | |
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118 | # whole line |
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119 | push @matches, [0, ($line->end - $line->beg + 1) * $self->ncol]; |
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120 | |
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121 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
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122 | my ($ofs, $len) = @$_; |
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123 | |
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124 | next if $len <= $curlen; |
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125 | |
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126 | $self->selection_beg ($line->coord_of ($ofs)); |
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127 | $self->selection_end ($line->coord_of ($ofs + $len)); |
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128 | return 1; |
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129 | } |
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130 | |
| 71 | () |
131 | () |
| 72 | } |
132 | } |
