diff options
Diffstat (limited to 'scripts/context/ruby/www/dir.rb')
| -rw-r--r-- | scripts/context/ruby/www/dir.rb | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/scripts/context/ruby/www/dir.rb b/scripts/context/ruby/www/dir.rb new file mode 100644 index 000000000..09e088d77 --- /dev/null +++ b/scripts/context/ruby/www/dir.rb @@ -0,0 +1,155 @@ +require 'www/lib' + +# dir handling + +class WWW + + # borrowed code from webrick demo, patched + + @@dir_name_width = 25 + + def handle_dir(dirpath=@variables.get('path'),hidden=[],showdirs=true) + check_template_file('dir','text-template.htm') + docroot = @interface.get('path:docroot') + dirpath = dirpath || '' + hidden = [] unless hidden + local_path = dirpath.dup + title, str = "Index of #{escaped(dirpath)}", '' + begin + local_path.gsub!(/[\/\\]+/,'/') + local_path.gsub!(/\/$/, '') + if local_path !~ /^(\.|\.\.|\/|[a-zA-Z]\:)$/io then # maybe also /... + full_path = File.join(docroot,local_path) + @interface.set('log:dir', full_path) + begin + list = Dir::entries(full_path) + rescue + str << "unable to parse #{local_path}" + else + if list then + list.collect! do |name| + if name =~ /^\.+/o then + nil # no . and .. + else + st = (File::stat(File.join(docroot,local_path,name)) rescue nil) + if st.nil? then + [name, nil, -1, false] + elsif st.directory? then + if showdirs then [name + "/", st.mtime, -1, true] else nil end + elsif hidden.length > 0 then + if hidden.include?(name) then nil else [name, st.mtime, st.size, false] end + else + [name, st.mtime, st.size, false] + end + end + end + list.compact! + n, m, s = @variables.get('n'), @variables.get('m'), @variables.get('s') + if ! n.empty? then + idx, d0 = 0, n + elsif ! m.empty? then + idx, d0 = 1, m + elsif ! s.empty? then + idx, d0 = 2, s + else + idx, d0 = 0, 'a' + end + d1 = if d0 == 'a' then 'd' else 'a' end + if d0 == 'a' then + list.sort! do |a,b| a[idx] <=> b[idx] end + else + list.sort! do |a,b| b[idx] <=> a[idx] end + end + u = dir_uri(@variables.get('path') || '.') + str << "<div class='dir-view'>\n<pre>\n" + str << "<a href=\"#{u}&n=#{d1}\">name</A>".ljust(49+u.length) + str << "<a href=\"#{u}&m=#{d1}\">last modified</A>".ljust(41+u.length) + str << "<a href=\"#{u}&s=#{d1}\">size</A>".rjust(31+u.length) << "\n" << "\n" + # parent path + if showdirs && ! hidden.include?('..') then + dname = "parent directory" + fname = "#{File.dirname(dirpath)}" + time = File::mtime(File.join(docroot,local_path,"/..")) + str << dir_entry(fname,dname,time,-1,true) + str << "\n" + end + # directories + done = false + list.each do |name, time, size, dir| + if dir then + if name.size > @@dir_name_width then + dname = name.sub(/^(.#{@@dir_name_width-2})(.*)/) do $1 + ".." end + else + dname = name + end + fname = "#{escaped(dirpath)}/#{escaped(name)}" + str << dir_entry(fname,dname,time,size,dir) + done = true + end + end + str << "\n" if done + # files + list.each do |name, time, size, dir| + unless dir then + if name.size > @@dir_name_width then + dname = name.sub(/^(.#{@@dir_name_width-2})(.*)/) do $1 + ".." end + else + dname = name + end + fname = "#{escaped(dirpath)}/#{escaped(name)}" + str << dir_entry(fname,dname,time,size,dir) + end + end + str << "\n" + str << '</pre></div>' + else + str << 'no info' + end + end + else + str << 'no access' + end + rescue + str << "error #{$!}<br/><pre>" + str << $@.join("\n") + str << "</pre>" + end + message(title,str) + end + def dir_uri(f='.') + u, t, o = @interface.get('dir:uri'), @interface.get('dir:task'), @interface.get('dir:option') # takes precedence, in case we run under cgi control + if u.empty? then + u, t, o = @interface.get('process:uri'), '', '' + elsif ! t.empty? then + t = "task=#{t}&" + o = "option=#{o}&" + end + if u && ! u.empty? then + u = u.sub(/\?.*$/,'') # frozen string + if f =~ /^\.+$/ then + "#{u}?#{t}#{o}path=" + else + "#{u}?#{t}#{o}path=#{f}" + end + else + '' + end + end + + def dir_entry(fname,dname,time,size,dir=false) + if dir then + f = fname.sub(/\/+$/,'').sub(/^\/+/,'') + s = "<a href=\"#{dir_uri(f)}\">#{dname}</a>" + elsif ! @interface.get('dir:uri').empty? then # takes precedence, in case we run under cgi control + s = "<a href=\"#{dir_uri(fname.gsub(/\/+/,'/'))}\">#{dname}</a>" + else + s = "<a href=\"#{fname.gsub(/\/+/,'/')}\">#{dname}</a>" + end + # s << " " * (30 - dname.size) + s << " " * (@@dir_name_width + 5 - dname.size) + s << (time ? time.strftime("%Y/%m/%d %H:%M ") : " " * 22) + s << (size >= 0 ? size.to_s : "-").rjust(12) << "\n" + return s + end + +end |