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1 | #! perl |
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2 | |
| 1 | sub on_keyboard_command { |
3 | sub on_keyboard_command { |
| 2 | my ($term, $cmd) = @_; |
4 | my ($self, $cmd) = @_; |
| 3 | |
5 | |
| 4 | $cmd eq "selection:rot13" |
6 | $cmd eq "selection:rot13" |
| 5 | and $term->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $term->selection); |
7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
| 6 | |
8 | |
| 7 | () |
9 | () |
| 8 | } |
10 | } |
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11 | |
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12 | # "find interetsing things"-patterns |
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13 | my @mark_patterns = ( |
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14 | qr{([[:alnum:]]+)}, |
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15 | |
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16 | # common "parentheses" |
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17 | qr{(?:^|\s) ‘ ([^‘’]+?) ’ (?:\s|\)|$)}x, |
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18 | qr{(?:^|\s) ` ([^`']+?) ' (?:\s|\)|$)}x, |
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19 | qr{ \{ ([^{}]+?) \} }x, |
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20 | qr{ \[ ([^{}]+?) \] }x, |
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21 | |
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22 | # urls, just a heuristic |
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23 | qr{( |
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24 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
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25 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) |
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26 | )}x, |
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27 | |
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28 | # shell-like argument quoting, basically always matches |
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29 | qr{\G [\ \t|&;<>()] *( |
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30 | (?: |
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31 | [^\\"'\ \t|&;<>()]+ |
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32 | | \\. |
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33 | | " (?: [^\\"]+ | \\. )* " |
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34 | | ' [^']* ' |
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35 | )+ |
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36 | )}x, |
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37 | ); |
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38 | |
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39 | # "correct obvious? crap"-patterns |
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40 | my @simplify_patterns = ( |
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41 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
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42 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
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43 | ); |
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44 | |
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45 | sub on_sel_extend { |
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46 | my ($self) = @_; |
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47 | |
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48 | my ($row, $col) = $self->selection_mark; |
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49 | my $line = $self->line ($row); |
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50 | my $text = $line->t; |
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51 | my $markofs = $line->offset_of ($row, $col); |
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52 | my $curlen = $line->offset_of ($self->selection_end) |
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53 | - $line->offset_of ($self->selection_beg); |
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54 | |
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55 | my @matches; |
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56 | |
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57 | for my $regex (@mark_patterns) { |
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58 | while ($text =~ /$regex/g) { |
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59 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
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60 | my $ofs = $-[1]; |
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61 | my $match = $1; |
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62 | |
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63 | push @matches, [$ofs, length $match]; |
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64 | |
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65 | for my $regex (@simplify_patterns) { |
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66 | if ($match =~ $regex) { |
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67 | $match = $1; |
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68 | $ofs += $-[1]; |
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69 | } |
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70 | } |
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71 | |
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72 | push @matches, [$ofs, length $match]; |
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73 | } |
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74 | } |
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75 | } |
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76 | |
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77 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
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78 | my ($ofs, $len) = @$_; |
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79 | |
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80 | next if $len <= $curlen; |
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81 | |
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82 | $self->selection_beg ($line->coord_of ($ofs)); |
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83 | $self->selection_end ($line->coord_of ($ofs + $len)); |
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84 | return 1; |
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85 | } |
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86 | |
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87 | # whole line |
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88 | $self->selection_beg ($line->beg, 0); |
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89 | $self->selection_end ($line->end, $self->ncol); |
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90 | |
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91 | return 1; |
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92 | } |
