| 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/; $_ } $self->selection); |
| 8 | |
8 | |
| 9 | () |
9 | () |
| 10 | } |
10 | } |
| 11 | |
11 | |
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12 | sub on_init { |
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13 | my ($self) = @_; |
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14 | |
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15 | if (defined (my $res = $self->resource ("cutchars"))) { |
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16 | $res = $self->locale_decode ($res); |
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17 | push @{ $self->{patterns} }, qr{\G [\Q$res\E[:space:]]* ([^\Q$res\E[:space:]]+) }x; |
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18 | } |
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19 | |
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20 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
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21 | $res = $self->locale_decode ($res); |
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22 | push @{ $self->{patterns} }, qr/$res/; |
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23 | } |
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24 | |
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25 | $self->{enabled} = 1; |
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26 | |
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27 | push @{ $self->{term}{option_popup_hook} }, sub { |
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28 | ("new selection" => $self->{enabled}, sub { $self->{enabled} = shift }) |
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29 | }; |
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30 | |
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31 | () |
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32 | } |
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33 | |
| 12 | # "find interetsing things"-patterns |
34 | # "find interesting things"-patterns |
| 13 | my @mark_patterns = ( |
35 | my @mark_patterns = ( |
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36 | # qr{ ([[:word:]]+) }x, |
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37 | qr{ ([^[:space:]]+) }x, |
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38 | |
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39 | # common types of "parentheses" |
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40 | qr{ (?<![^[:space:]]) [`'] ([^`']+) [`'] (?![^[:space:]]) }x, |
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41 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space:]]) }x, |
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42 | qr{ (?<![^[:space:]]) “ ([^“”]+) ” (?![^[:space:]]) }x, |
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43 | |
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44 | qr{ (?<![^[:space:]]) (' [^[:space:]] [^']* ') }x, |
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45 | qr{ (' [^']* [^[:space:]] ') (?![^[:space:]]) }x, |
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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 | |
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51 | qr{ \{ ([^\{\}]+) \} }x, |
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52 | qr{ \( ([^\(\)]+) \) }x, |
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53 | qr{ \[ ([^\[\]]+) \] }x, |
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54 | qr{ \< ([^\<\>]+) \> }x, |
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55 | |
| 14 | # urls, just a heuristic |
56 | # urls, just a heuristic |
| 15 | qr{( |
57 | qr{( |
| 16 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
58 | (?: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 |
59 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic) |
| 18 | )}x, |
60 | )}x, |
| 19 | |
61 | |
| 20 | # common forms of quoting |
62 | # shell-like argument quoting, basically always matches |
| 21 | qr{(?:^|\s) [‘`] ([^‘`’']+) [’'] (?:\s|$)}x, |
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| 22 | |
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| 23 | # shell-like argument quoting |
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| 24 | qr{\G [\ \t|&;<>()] *( |
63 | qr{\G [\ \t|&;<>()]* ( |
| 25 | (?: |
64 | (?: |
| 26 | [^\\"'\ \t|&;<>()]+ |
65 | [^\\"'\ \t|&;<>()]+ |
| 27 | | \\. |
66 | | \\. |
| 28 | | " (?: [^\\"]+ | \\. )* " |
67 | | " (?: [^\\"]+ | \\. )* " |
| 29 | | ' [^']* ' |
68 | | ' [^']* ' |
| … | |
… | |
| 36 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
75 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
| 37 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
76 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
| 38 | ); |
77 | ); |
| 39 | |
78 | |
| 40 | sub on_sel_extend { |
79 | sub on_sel_extend { |
| 41 | my ($self) = @_; |
80 | my ($self, $time) = @_; |
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81 | |
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82 | $self->{enabled} |
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83 | or return; |
| 42 | |
84 | |
| 43 | my ($row, $col) = $self->selection_mark; |
85 | my ($row, $col) = $self->selection_mark; |
| 44 | my $line = $self->line ($row); |
86 | my $line = $self->line ($row); |
| 45 | my $offset = $line->offset_of ($row, $col); |
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| 46 | my $text = $line->t; |
87 | my $text = $line->t; |
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88 | my $markofs = $line->offset_of ($row, $col); |
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89 | my $curlen = $line->offset_of ($self->selection_end) |
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90 | - $line->offset_of ($self->selection_beg); |
| 47 | |
91 | |
| 48 | for my $regex (@mark_patterns) { |
92 | my @matches; |
| 49 | while ($text =~ /$regex/g) { |
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| 50 | if ($-[1] <= $offset and $offset <= $+[1]) { |
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| 51 | my $ofs = $-[1]; |
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| 52 | my $match = $1; |
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| 53 | |
93 | |
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94 | if ($markofs < $line->l) { |
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95 | study $text; # _really_ helps, too :) |
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96 | |
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97 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
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98 | while ($text =~ /$regex/g) { |
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99 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
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100 | my $ofs = $-[1]; |
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101 | my $match = $1; |
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102 | |
| 54 | for my $regex (@simplify_patterns) { |
103 | for my $regex (@simplify_patterns) { |
| 55 | if ($match =~ $regex) { |
104 | if ($match =~ $regex) { |
| 56 | $match = $1; |
105 | $match = $1; |
| 57 | $ofs += $-[1]; |
106 | $ofs += $-[1]; |
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107 | } |
| 58 | } |
108 | } |
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109 | |
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110 | push @matches, [$ofs, length $match]; |
| 59 | } |
111 | } |
| 60 | |
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| 61 | $self->selection_beg ($line->coord_of ($ofs)); |
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| 62 | $self->selection_end ($line->coord_of ($ofs + length $match)); |
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| 63 | return 1; |
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| 64 | } |
112 | } |
| 65 | } |
113 | } |
| 66 | } |
114 | } |
| 67 | |
115 | |
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116 | # whole line |
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117 | push @matches, [0, ($line->end - $line->beg + 1) * $self->ncol]; |
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118 | |
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119 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
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120 | my ($ofs, $len) = @$_; |
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121 | |
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122 | next if $len <= $curlen; |
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123 | |
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124 | $self->selection_beg ($line->coord_of ($ofs)); |
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125 | $self->selection_end ($line->coord_of ($ofs + $len)); |
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126 | return 1; |
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127 | } |
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128 | |
| 68 | () |
129 | () |
| 69 | } |
130 | } |
