From 3d4c3d33652cf0eb73cef301598ac6fd10a02b5a Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 2 Jun 2021 11:11:04 +0200
Subject: Rename the extension to reselect.

url-picker is no longer appropriate as other patterns beside URLs will
be supported.
---
 reselect   | 234 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 url-picker | 234 -------------------------------------------------------------
 2 files changed, 234 insertions(+), 234 deletions(-)
 create mode 100644 reselect
 delete mode 100644 url-picker

diff --git a/reselect b/reselect
new file mode 100644
index 0000000..ba14191
--- /dev/null
+++ b/reselect
@@ -0,0 +1,234 @@
+#! perl
+
+# Author: Chip Camden <sterling@camdensoftware.com>
+
+my $re_url =
+   qr{
+      (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)
+      [\w\-\@;\/?:&=%\$.+!*\x27,~#]*
+      (
+         \([\w\-\@;\/?:&=%\$.+!*\x27,~#]*\)| # Allow a pair of matched parentheses
+         [\w\-\@;\/?:&=%\$+*~]  # exclude some trailing characters (heuristic)
+      )+
+   }x;
+
+sub find_matches {
+    my ($text, $rowmap) = @_;
+
+    my @overlays;
+    while ($text =~ /$re_url/g) {
+        my $ndx  = $-[0];
+        my $href = $&;
+        my $col  = 0;
+        my $row  = 0;
+
+        for my $key (keys %$rowmap) {
+            my $value = $rowmap->{$key};
+            my ($start, $end) = @$value;
+            if (($start <= $ndx) && ($end >= $ndx)) {
+                $row = $key;
+                $col = $ndx - $start;
+                last;
+            }
+        }
+        my @ov = ($col, $row, $href);
+        push(@overlays, \@ov) if ($row >= 0);
+    }
+
+    return @overlays;
+}
+
+sub build_overlays {
+    my ($self, $text, $rowmap) = @_;
+
+    my $label_rend = $self->get_rend("label", urxvt::OVERLAY_RSTYLE);
+    my $num        = 0;
+    my $labels     = {};
+    my $hrefs      = {};
+
+    my @overlays = find_matches($text, $rowmap);
+    @overlays    = reverse @overlays if ($self->{descending});
+
+    for my $ov (@overlays) {
+        my ($col, $row, $href) = @$ov;
+        $num++;
+        my $overlay = $self->overlay($col, $row, $self->strwidth($num),
+                                     1, $label_rend, 0);
+        $overlay->set(0, 0, $num);
+
+        $labels->{$num} = $overlay;
+        $hrefs->{$num}  = $href;
+    }
+
+    return ($num, $labels, $hrefs)
+};
+
+sub on_user_command {
+    my ($self, $cmd) = @_;
+    if ($cmd =~ s/^reselect\b//) {
+        my $rowmap      = {};
+        my $row         = 0;
+        my $base_col    = 0;
+        my $text        = '';
+
+        my ($brow, $bcol) = $self->selection_beg();
+        my ($erow, $ecol) = $self->selection_end();
+        my $issel = ($ecol > $bcol) || ($erow > $brow);
+        if ($issel) {         # restrict to selection if one exists
+            ($row, $base_col) = ($brow - $self->view_start, $bcol);
+            for (split(/\n/, $self->selection())) {
+                my $start = length($text) - $base_col;
+                $text .= $_;
+                $rowmap->{$row} = [$start, (length($text)-1)];
+                $base_col = 0;
+                $row++;
+            }
+        } else {            # no selection, use visible terminal
+            for (0..($self->nrow - 1)) {
+                $row = $_;
+                my $start = length($text);
+                $text .= $self->ROW_t($row + $self->view_start);
+                $rowmap->{$row} = [$start, (length($text)-1)];
+            }
+        }
+
+        my ($num, $labels, $hrefs) = $self->build_overlays($text, $rowmap);
+
+        if ($num < 1) {
+            my $desc = $issel ? "in visible selected text" : "on visible screen";
+            $self->status_msg("url-picker: no URLs found $desc");
+        } else {
+            my $url_picker = {};
+            $url_picker->{prompt} = $self->overlay(
+                0, -1, 8, 1, $self->get_rend("prompt", urxvt::OVERLAY_RSTYLE), 0
+            );
+            $url_picker->{prompt}->set(0,0,"Follow:");
+            $url_picker->{labels} = $labels;
+            $url_picker->{hrefs} = $hrefs;
+            $url_picker->{num} = $num;
+            $url_picker->{buffer} = '';
+            my ($crow,$ccol) = $self->screen_cur;
+            $url_picker->{crow} = $crow;
+            $url_picker->{ccol} = $ccol;
+            $self->{url_picker} = $url_picker;
+            $self->update($url_picker);
+        }
+    }
+    ()
+}
+
+sub on_key_press {
+    my ($self, $event, $keysym) = @_;
+    if ($self->{url_picker_msg}) {
+        $self->{url_picker_msg} = ();
+    }
+    my $p = $self->{url_picker};
+    if ($p) {
+        if ($keysym == 0xff1b || $keysym == 113) {           # escape or q
+            $self->screen_cur($p->{crow},$p->{ccol});
+            $self->{url_picker} = ();
+        } elsif ($keysym == 0xff08) {      # backspace
+            if (length($p->{buffer}) > 0) {
+                $p->{buffer} = substr($p->{buffer},0,-1);
+                $self->update($p);
+            }
+        } elsif (($keysym >= 48) && ($keysym <= 57)) {
+            $p->{buffer} = $p->{buffer} . ($keysym - 48);
+            $self->update($p);
+        } elsif ($keysym == 0xff0d) {      # CR
+            my $num = $p->{buffer};
+            my $hrefs = $p->{hrefs};
+            if (($num > 0) && ($num <= $p->{num})) {
+                my $href = $hrefs->{$num};
+                $self->launch($href);
+            }
+        }
+        return 1;
+    }
+  ()
+}
+
+sub update {
+    my ($self, $p) = @_;
+    $p->{typing} = $self->overlay(
+       8, -1, length($p->{buffer}), 1, $self->get_rend("input", urxvt::DEFAULT_RSTYLE), 0
+    );
+    $p->{typing}->set(0,0,$p->{buffer});
+    my $ndx = 0;
+    my $labels = $p->{labels};
+    my $hrefs = $p->{hrefs};
+    my $len = length($p->{buffer});
+    my $size = $p->{num};
+    my @matches;
+    while (++$ndx <= $size) {
+        my $overlay = $labels->{$ndx};
+        if (($len == 0) ||
+           (($len <= length($ndx)) && (substr($ndx,0,$len) eq $p->{buffer}))) {
+            $overlay->show;
+            unshift @matches,$hrefs->{$ndx};
+        } else {
+            $overlay->hide;
+        }
+    }
+    # Auto-launch a single url only if the launchsingle resource is true
+    # (default), or if some digits were input
+    if (scalar(@matches) == 1 && ($self->{launchsingle} || $len > 0)) {
+        $self->launch(@matches[0]);
+    } else {
+        $self->screen_cur($self->nrow,8+$len);
+    }
+}
+
+sub launch {
+    my ($self, $href) = @_;
+    my $p = $self->{url_picker};
+    $self->screen_cur($p->{crow},$p->{ccol});
+    $self->{url_picker} = ();
+    my $launcher = $self->{launcher};
+    $self->status_msg($href);
+    $self->exec_async ($launcher,$href);
+}
+
+sub status_msg {
+    my ($self, $msg) = @_;
+    $self->{url_picker_msg} = $self->overlay(0, -1, length($msg), 1,
+                                             $self->get_rend("status",urxvt::OVERLAY_RSTYLE), 0);
+    $self->{url_picker_msg}->set(0,0,$msg);
+    $self->{url_picker_timer} = urxvt::timer
+                                ->new
+                                ->after (5)
+                                ->cb (sub {
+                                         $self->{url_picker_msg} = ();
+                                         $self->{url_pickertimer} = ();
+                                       });
+}
+
+sub get_rend {
+    my ($self, $name, $default) = @_;
+    urxvt::SET_COLOR $default,
+       $self->my_resource("$name.foregroundColor") || urxvt::GET_BASEFG $default,
+       $self->my_resource("$name.backgroundColor") || urxvt::GET_BASEBG $default;
+}
+
+sub on_key_release {
+    my ($self, $event, $keysym) = @_;
+    $self->{url_picker};
+}
+
+sub my_resource {
+    my ($self, $name) = @_;
+    $self->x_resource ("$self->{name}.$name");
+}
+
+sub on_start {
+    my ($self) = @_;
+
+    ($self->{name} = __PACKAGE__) =~ s/.*:://;
+    $self->{name}  =~ tr/_/-/;
+    $self->{launcher} = $self->my_resource("launcher")    ||
+                        $self->x_resource("url-launcher") ||
+                        "sensible-browser";
+    $self->{launchsingle} = ($self->my_resource("launchsingle") ne "false");
+    $self->{descending}   = ($self->my_resource("order") eq "descending");
+    $self->{url_picker}   = ();
+}
diff --git a/url-picker b/url-picker
deleted file mode 100644
index cce6d69..0000000
--- a/url-picker
+++ /dev/null
@@ -1,234 +0,0 @@
-#! perl
-
-# Author: Chip Camden <sterling@camdensoftware.com>
-
-my $re_url =
-   qr{
-      (?:https?://|ftp://|news://|mailto:|file://|\bwww\.)
-      [\w\-\@;\/?:&=%\$.+!*\x27,~#]*
-      (
-         \([\w\-\@;\/?:&=%\$.+!*\x27,~#]*\)| # Allow a pair of matched parentheses
-         [\w\-\@;\/?:&=%\$+*~]  # exclude some trailing characters (heuristic)
-      )+
-   }x;
-
-sub find_matches {
-    my ($text, $rowmap) = @_;
-
-    my @overlays;
-    while ($text =~ /$re_url/g) {
-        my $ndx  = $-[0];
-        my $href = $&;
-        my $col  = 0;
-        my $row  = 0;
-
-        for my $key (keys %$rowmap) {
-            my $value = $rowmap->{$key};
-            my ($start, $end) = @$value;
-            if (($start <= $ndx) && ($end >= $ndx)) {
-                $row = $key;
-                $col = $ndx - $start;
-                last;
-            }
-        }
-        my @ov = ($col, $row, $href);
-        push(@overlays, \@ov) if ($row >= 0);
-    }
-
-    return @overlays;
-}
-
-sub build_overlays {
-    my ($self, $text, $rowmap) = @_;
-
-    my $label_rend = $self->get_rend("label", urxvt::OVERLAY_RSTYLE);
-    my $num        = 0;
-    my $labels     = {};
-    my $hrefs      = {};
-
-    my @overlays = find_matches($text, $rowmap);
-    @overlays    = reverse @overlays if ($self->{descending});
-
-    for my $ov (@overlays) {
-        my ($col, $row, $href) = @$ov;
-        $num++;
-        my $overlay = $self->overlay($col, $row, $self->strwidth($num),
-                                     1, $label_rend, 0);
-        $overlay->set(0, 0, $num);
-
-        $labels->{$num} = $overlay;
-        $hrefs->{$num}  = $href;
-    }
-
-    return ($num, $labels, $hrefs)
-};
-
-sub on_user_command {
-    my ($self, $cmd) = @_;
-    if ($cmd =~ s/^url-picker\b//) {
-        my $rowmap      = {};
-        my $row         = 0;
-        my $base_col    = 0;
-        my $text        = '';
-
-        my ($brow, $bcol) = $self->selection_beg();
-        my ($erow, $ecol) = $self->selection_end();
-        my $issel = ($ecol > $bcol) || ($erow > $brow);
-        if ($issel) {         # restrict to selection if one exists
-            ($row, $base_col) = ($brow - $self->view_start, $bcol);
-            for (split(/\n/, $self->selection())) {
-                my $start = length($text) - $base_col;
-                $text .= $_;
-                $rowmap->{$row} = [$start, (length($text)-1)];
-                $base_col = 0;
-                $row++;
-            }
-        } else {            # no selection, use visible terminal
-            for (0..($self->nrow - 1)) {
-                $row = $_;
-                my $start = length($text);
-                $text .= $self->ROW_t($row + $self->view_start);
-                $rowmap->{$row} = [$start, (length($text)-1)];
-            }
-        }
-
-        my ($num, $labels, $hrefs) = $self->build_overlays($text, $rowmap);
-
-        if ($num < 1) {
-            my $desc = $issel ? "in visible selected text" : "on visible screen";
-            $self->status_msg("url-picker: no URLs found $desc");
-        } else {
-            my $url_picker = {};
-            $url_picker->{prompt} = $self->overlay(
-                0, -1, 8, 1, $self->get_rend("prompt", urxvt::OVERLAY_RSTYLE), 0
-            );
-            $url_picker->{prompt}->set(0,0,"Follow:");
-            $url_picker->{labels} = $labels;
-            $url_picker->{hrefs} = $hrefs;
-            $url_picker->{num} = $num;
-            $url_picker->{buffer} = '';
-            my ($crow,$ccol) = $self->screen_cur;
-            $url_picker->{crow} = $crow;
-            $url_picker->{ccol} = $ccol;
-            $self->{url_picker} = $url_picker;
-            $self->update($url_picker);
-        }
-    }
-    ()
-}
-
-sub on_key_press {
-    my ($self, $event, $keysym) = @_;
-    if ($self->{url_picker_msg}) {
-        $self->{url_picker_msg} = ();
-    }
-    my $p = $self->{url_picker};
-    if ($p) {
-        if ($keysym == 0xff1b || $keysym == 113) {           # escape or q
-            $self->screen_cur($p->{crow},$p->{ccol});
-            $self->{url_picker} = ();
-        } elsif ($keysym == 0xff08) {      # backspace
-            if (length($p->{buffer}) > 0) {
-                $p->{buffer} = substr($p->{buffer},0,-1);
-                $self->update($p);
-            }
-        } elsif (($keysym >= 48) && ($keysym <= 57)) {
-            $p->{buffer} = $p->{buffer} . ($keysym - 48);
-            $self->update($p);
-        } elsif ($keysym == 0xff0d) {      # CR
-            my $num = $p->{buffer};
-            my $hrefs = $p->{hrefs};
-            if (($num > 0) && ($num <= $p->{num})) {
-                my $href = $hrefs->{$num};
-                $self->launch($href);
-            }
-        }
-        return 1;
-    }
-  ()
-}
-
-sub update {
-    my ($self, $p) = @_;
-    $p->{typing} = $self->overlay(
-       8, -1, length($p->{buffer}), 1, $self->get_rend("input", urxvt::DEFAULT_RSTYLE), 0
-    );
-    $p->{typing}->set(0,0,$p->{buffer});
-    my $ndx = 0;
-    my $labels = $p->{labels};
-    my $hrefs = $p->{hrefs};
-    my $len = length($p->{buffer});
-    my $size = $p->{num};
-    my @matches;
-    while (++$ndx <= $size) {
-        my $overlay = $labels->{$ndx};
-        if (($len == 0) ||
-           (($len <= length($ndx)) && (substr($ndx,0,$len) eq $p->{buffer}))) {
-            $overlay->show;
-            unshift @matches,$hrefs->{$ndx};
-        } else {
-            $overlay->hide;
-        }
-    }
-    # Auto-launch a single url only if the launchsingle resource is true
-    # (default), or if some digits were input
-    if (scalar(@matches) == 1 && ($self->{launchsingle} || $len > 0)) {
-        $self->launch(@matches[0]);
-    } else {
-        $self->screen_cur($self->nrow,8+$len);
-    }
-}
-
-sub launch {
-    my ($self, $href) = @_;
-    my $p = $self->{url_picker};
-    $self->screen_cur($p->{crow},$p->{ccol});
-    $self->{url_picker} = ();
-    my $launcher = $self->{launcher};
-    $self->status_msg($href);
-    $self->exec_async ($launcher,$href);
-}
-
-sub status_msg {
-    my ($self, $msg) = @_;
-    $self->{url_picker_msg} = $self->overlay(0, -1, length($msg), 1,
-                                             $self->get_rend("status",urxvt::OVERLAY_RSTYLE), 0);
-    $self->{url_picker_msg}->set(0,0,$msg);
-    $self->{url_picker_timer} = urxvt::timer
-                                ->new
-                                ->after (5)
-                                ->cb (sub {
-                                         $self->{url_picker_msg} = ();
-                                         $self->{url_pickertimer} = ();
-                                       });
-}
-
-sub get_rend {
-    my ($self, $name, $default) = @_;
-    urxvt::SET_COLOR $default,
-       $self->my_resource("$name.foregroundColor") || urxvt::GET_BASEFG $default,
-       $self->my_resource("$name.backgroundColor") || urxvt::GET_BASEBG $default;
-}
-
-sub on_key_release {
-    my ($self, $event, $keysym) = @_;
-    $self->{url_picker};
-}
-
-sub my_resource {
-    my ($self, $name) = @_;
-    $self->x_resource ("$self->{name}.$name");
-}
-
-sub on_start {
-    my ($self) = @_;
-
-    ($self->{name} = __PACKAGE__) =~ s/.*:://;
-    $self->{name}  =~ tr/_/-/;
-    $self->{launcher} = $self->my_resource("launcher")    ||
-                        $self->x_resource("url-launcher") ||
-                        "sensible-browser";
-    $self->{launchsingle} = ($self->my_resource("launchsingle") ne "false");
-    $self->{descending}   = ($self->my_resource("order") eq "descending");
-    $self->{url_picker}   = ();
-}
-- 
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