的

2026-07-03 15:56:07 +08:00
commit caef23209c
5767 changed files with 1004268 additions and 0 deletions
@@ -0,0 +1,144 @@
+#!/bin/sh
+# prerm script for binjr
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <prerm> `remove'
+#        * <old-prerm> `upgrade' <new-version>
+#        * <new-prerm> `failed-upgrade' <old-version>
+#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
+#        * <deconfigured's-prerm> `deconfigure' `in-favour'
+#          <package-being-installed> <version> `removing'
+#          <conflicting-package> <version>
+# for details, see https://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+
+#
+# Remove $1 desktop file from the list of default handlers for $2 mime type
+# in $3 file dumping output to stdout.
+#
+_filter_out_default_mime_handler ()
+{
+  local defaults_list="$3"
+
+  local desktop_file="$1"
+  local mime_type="$2"
+
+  awk -f- "$defaults_list" <<EOF
+  BEGIN {
+    mime_type="$mime_type"
+    mime_type_regexp="~" mime_type "="
+    desktop_file="$desktop_file"
+  }
+  \$0 ~ mime_type {
+    \$0 = substr(\$0, length(mime_type) + 2);
+    split(\$0, desktop_files, ";")
+    remaining_desktop_files
+    counter=0
+    for (idx in desktop_files) {
+      if (desktop_files[idx] != desktop_file) {
+        ++counter;
+      }
+    }
+    if (counter) {
+      printf mime_type "="
+      for (idx in desktop_files) {
+        if (desktop_files[idx] != desktop_file) {
+          printf desktop_files[idx]
+          if (--counter) {
+            printf ";"
+          }
+        }
+      }
+      printf "\n"
+    }
+    next
+  }
+
+  { print }
+EOF
+}
+
+
+#
+# Remove $2 desktop file from the list of default handlers for $@ mime types
+# in $1 file.
+# Result is saved in $1 file.
+#
+_uninstall_default_mime_handler ()
+{
+  local defaults_list=$1
+  shift
+  [ -f "$defaults_list" ] || return 0
+
+  local desktop_file="$1"
+  shift
+
+  tmpfile1=$(mktemp)
+  tmpfile2=$(mktemp)
+  cat "$defaults_list" > "$tmpfile1"
+
+  local v
+  local update=
+  for mime in "$@"; do
+    _filter_out_default_mime_handler "$desktop_file" "$mime" "$tmpfile1" > "$tmpfile2"
+    v="$tmpfile2"
+    tmpfile2="$tmpfile1"
+    tmpfile1="$v"
+
+    if ! diff -q "$tmpfile1" "$tmpfile2" > /dev/null; then
+      update=yes
+      trace Remove $desktop_file default handler for $mime mime type from $defaults_list file
+    fi
+  done
+
+  if [ -n "$update" ]; then
+    cat "$tmpfile1" > "$defaults_list"
+    trace "$defaults_list" file updated
+  fi
+
+  rm -f "$tmpfile1" "$tmpfile2"
+}
+
+
+#
+# Remove $1 desktop file from the list of default handlers for $@ mime types
+# in all known system defaults lists.
+#
+uninstall_default_mime_handler ()
+{
+  for f in /usr/share/applications/defaults.list /usr/local/share/applications/defaults.list; do
+    _uninstall_default_mime_handler "$f" "$@"
+  done
+}
+
+
+trace ()
+{
+  echo "$@"
+}
+
+case "$1" in
+    remove|upgrade|deconfigure)
+xdg-desktop-menu uninstall /opt/binjr/lib/binjr-binjr.desktop || echo "Desktop menu entry could not be uninstalled" >&2 
+xdg-mime uninstall /opt/binjr/lib/binjr-binjr-MimeInfo.xml || echo "x-binjr Mime type could not be uninstalled" >&2 
+uninstall_default_mime_handler binjr-binjr.desktop application/x-binjr
+xdg-icon-resource uninstall application-x-binjr --size 128 || echo "Icon resource could not be uninstalled" >&2 
+rm -f /usr/bin/binjr
+    ;;
+
+    failed-upgrade)
+    ;;
+
+    *)
+        echo "prerm called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+exit 0
+