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/cvs/rxvt-unicode/src/perl/selection
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Comparing rxvt-unicode/src/perl/selection (file contents):
Revision 1.28 by elmex, Tue Jan 17 13:19:45 2006 UTC vs.
Revision 1.44 by root, Mon Nov 19 09:27:08 2007 UTC

1#! perl 1#! perl
2use Digest::MD5 qw/md5_hex/;
3 2
4my $timers = {};
5my $pastebin_cmd;
6my $pastebin_url;
7
8sub on_start {
9 my ($self) = @_;
10 $pastebin_cmd =
11 (urxvt::untaint $self->x_resource ("selection-pastebin-cmd"))
12 or "scp -p % ruth:/var/www/www.ta-sa.org/files/txt/";
13
14 $pastebin_url =
15 (urxvt::untaint $self->x_resource ("selection-pastebin-url"))
16 or "http://www.ta-sa.org/files/txt/";
17 ();
18}
19
20sub upload_paste {
21 my ($self) = @_;
22
23 my $txt = $self->selection;
24 my $filename = md5_hex ($txt) . ".txt";
25
26 my $tmpfile = "/tmp/$filename";
27
28 my $msg = "uploaded $filename";
29
30 if (open my $o, ">" . $tmpfile) {
31 print $o $txt;
32 close $o;
33 } else {
34 $msg = "couldn't write $tmpfile: $!";
35 }
36
37 my $cmd = $pastebin_cmd;
38 $cmd =~ s/%/$tmpfile/;
39
40 if (system ($cmd) == 0) {
41
42 my $url = $pastebin_url;
43 $url =~ s/%/$filename/;
44
45 $self->selection ($url);
46 } else {
47 $msg = "couldn't upload, '$cmd' failed";
48 }
49
50 my $ov = $timers->{ov} = $self->overlay (-1, 0, length ($msg), 1, urxvt::OVERLAY_RSTYLE, 0);
51 $ov->set (0, 0, $msg);
52
53 $timers->{t1} =
54 urxvt::timer
55 ->new
56 ->start ((int urxvt::NOW) + 5) # make sure we update "on" the second
57 ->interval (1)
58 ->cb (sub { delete $timers->{ov}; delete $timers->{t1}; });
59}
60
61sub on_keyboard_command { 3sub on_user_command {
62 my ($self, $cmd) = @_; 4 my ($self, $cmd) = @_;
63 5
64 $cmd eq "selection:rot13" 6 $cmd eq "selection:rot13"
65 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);
66
67 $cmd eq "selection:remote-pastebin"
68 and upload_paste ($self);
69 8
70 () 9 ()
71} 10}
72 11
73sub on_init { 12sub on_init {
74 my ($self) = @_; 13 my ($self) = @_;
75 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
76 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++) {
77 no re 'eval'; # just to be sure
78 $res = utf8::encode $self->locale_decode ($res); 21 $res = $self->locale_decode ($res);
22 utf8::encode $res;
79 push @{ $self->{patterns} }, qr/$res/; 23 push @{ $self->{patterns} }, qr/$res/;
80 } 24 }
25
26 $self->{enabled} = 1;
27
28 push @{ $self->{term}{option_popup_hook} }, sub {
29 ("new selection" => $self->{enabled}, sub { $self->{enabled} = shift })
30 };
81 31
82 () 32 ()
83} 33}
84 34
85# "find interetsing things"-patterns 35# "find interesting things"-patterns
86my @mark_patterns = ( 36my @mark_patterns = (
37 qr{ ([[:word:]]+) }x,
38 qr{ ([^[:space:]]+) }x,
39
87 # common types of "parentheses" 40 # common types of "parentheses"
41 qr{ (?<![^[:space:]]) ` ([^‘’]+) ` (?![^[:space:]]) }x,
88 qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space]]) }x, 42 qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space:]]) }x,
89 qr{ (?<![^[:space:]]) ` ([^`']+) ' (?![^[:space]]) }x, 43 qr{ (?<![^[:space:]]) ` ([^`']+) ' (?![^[:space:]]) }x,
44
45 qr{ (?<![^[:space:]]) ‘ ([^`']+) ’ (?![^[:space:]]) }x,
46 qr{ (?<![^[:space:]]) “ ([^`']+) ” (?![^[:space:]]) }x,
47
48 qr{ (?<![^[:space:]]) (' [^[:space:]] [^']* ') }x,
49 qr{ (' [^']* [^[:space:]] ') (?![^[:space:]]) }x,
90 qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, 50 qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x,
91 qr{ (" [^"]* [^[:space:]] ") (?![^[:space]]) }x, 51 qr{ (" [^"]* [^[:space:]] ") (?![^[:space:]]) }x,
52
92 qr{ \< ([^<>[:space:]]+) \> }x, 53 qr{ \< ([^>]+) \> }x,
93 qr{ \{ ([^{}[:space:]]+) \} }x,
94 qr{ \[ ([^{}[:space:]]+) \] }x,
95 qr{ \( ([^()[:space:]]+) \) }x, 54 qr{ \( ([^)]+) \) }x,
55 qr{ \{ ([^}]+) \} }x,
56 qr{ \[ ([^]]+) \] }x,
96 57
97 # urls, just a heuristic 58 # urls, just a heuristic
98 qr{( 59 qr{(
99 (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ 60 (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~#]+
100 [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) 61 [ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic)
101 )}x, 62 )}x,
102 63
103 # shell-like argument quoting, basically always matches 64 # shell-like argument quoting, basically always matches
104 qr{\G [\ \t|&;<>()] *( 65 qr{\G [\ \t|&;<>()]* (
105 (?: 66 (?:
106 [^\\"'\ \t|&;<>()]+ 67 [^\\"'\ \t|&;<>()]+
107 | \\. 68 | \\.
108 | " (?: [^\\"]+ | \\. )* " 69 | " (?: [^\\"]+ | \\. )* "
109 | ' [^']* ' 70 | ' [^']* '
… …
118); 79);
119 80
120sub on_sel_extend { 81sub on_sel_extend {
121 my ($self, $time) = @_; 82 my ($self, $time) = @_;
122 83
84 $self->{enabled}
85 or return;
86
123 my ($row, $col) = $self->selection_mark; 87 my ($row, $col) = $self->selection_mark;
124 my $line = $self->line ($row); 88 my $line = $self->line ($row);
125 my $text = $line->t; 89 my $text = $line->t;
126 my $markofs = $line->offset_of ($row, $col); 90 my $markofs = $line->offset_of ($row, $col);
127 my $curlen = $line->offset_of ($self->selection_end) 91 my $curlen = $line->offset_of ($self->selection_end)
128 - $line->offset_of ($self->selection_beg); 92 - $line->offset_of ($self->selection_beg);
129 93
130 my @matches; 94 my @matches;
131 95
132 # not doing matches in unicode mode helps speed 96 if ($markofs < $line->l) {
133 # enourmously here. working in utf-8 should be 97 # convert markofs from character to UTF-8 offset space
134 # equivalent due to the magic of utf-8 encoding. 98 {
99 my $prefix = substr $text, 0, $markofs;
135 utf8::encode $text; 100 utf8::encode $prefix;
136 study $text; # _really_ helps, too :) 101 $markofs = length $prefix;
102 }
137 103
138 for my $regex (@mark_patterns, @{ $self->{patterns} }) { 104 # not doing matches in unicode mode helps speed
139 while ($text =~ /$regex/g) { 105 # enourmously here. working in utf-8 should be
140 if ($-[1] <= $markofs and $markofs <= $+[1]) { 106 # equivalent due to the magic of utf-8 encoding.
141 my $ofs = $-[1]; 107 utf8::encode $text;
142 my $match = $1; 108 study $text; # _really_ helps, too :)
143 109
110 for my $regex (@mark_patterns, @{ $self->{patterns} }) {
111 while ($text =~ /$regex/g) {
112 if ($-[1] <= $markofs and $markofs <= $+[1]) {
113 my $ofs = $-[1];
114 my $match = $1;
115
144 for my $regex (@simplify_patterns) { 116 for my $regex (@simplify_patterns) {
145 if ($match =~ $regex) { 117 if ($match =~ $regex) {
146 $match = $1; 118 $match = $1;
147 $ofs += $-[1]; 119 $ofs += $-[1];
120 }
148 } 121 }
122
123 push @matches, [$ofs, length $match];
149 } 124 }
150
151 push @matches, [$ofs, length $match];
152 } 125 }
153 } 126 }
154 } 127 }
155 128
156 # whole line 129 # whole line
… …
159 for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { 132 for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) {
160 my ($ofs, $len) = @$_; 133 my ($ofs, $len) = @$_;
161 134
162 next if $len <= $curlen; 135 next if $len <= $curlen;
163 136
137 # convert back from UTF-8 offset space to character space
138 {
139 my $length = substr "$text ", $ofs, $len;
140 utf8::decode $length;
141 $len = length $length;
142 }
143 {
144 my $prefix = substr $text, 0, $ofs;
145 utf8::decode $prefix;
146 $ofs = length $prefix;
147 }
148
164 $self->selection_beg ($line->coord_of ($ofs)); 149 $self->selection_beg ($line->coord_of ($ofs));
165 $self->selection_end ($line->coord_of ($ofs + $len)); 150 $self->selection_end ($line->coord_of ($ofs + $len));
166 return 1; 151 return 1;
167 } 152 }
168 153

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