diff options
Diffstat (limited to 'lib/sisu/v0/db_remove.rb')
| -rw-r--r-- | lib/sisu/v0/db_remove.rb | 86 | 
1 files changed, 86 insertions, 0 deletions
| diff --git a/lib/sisu/v0/db_remove.rb b/lib/sisu/v0/db_remove.rb new file mode 100644 index 00000000..0f955abb --- /dev/null +++ b/lib/sisu/v0/db_remove.rb @@ -0,0 +1,86 @@ +=begin + * Name: SiSU information Structuring Universe - Structured information, Serialized Units + * Author: Ralph Amissah +   * http://www.jus.uio.no/sisu +   * http://www.jus.uio.no/sisu/SiSU/download.html + + * Description: modules shared by the different db types, dbi, postgresql, sqlite + + * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Ralph Amissah + + * License: GPL 2 or later + +  Summary of GPL 2 + +  This program is free software; you can redistribute it and/or modify it +  under the terms of the GNU General Public License as published by the Free +  Software Foundation; either version 2 of the License, or (at your option) +  any later version. + +  This program is distributed in the hope that it will be useful, but WITHOUT +  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for +  more details. + +  You should have received a copy of the GNU General Public License along +  with this program; if not, write to the Free Software Foundation, Inc., +  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + +  If you have Internet connection, the latest version of the GPL should be +  available at these locations: +    http://www.fsf.org/licenses/gpl.html +    http://www.gnu.org/copyleft/gpl.html +    http://www.jus.uio.no/sisu/gpl2.fsf + +  SiSU was first released to the public on January 4th 2005 + +  SiSU uses: + +  *  Standard SiSU markup syntax, +  *  Standard SiSU meta-markup syntax, and the +  *  Standard SiSU object citation numbering and system + +  © Ralph Amissah 1997, current 2007. +  All Rights Reserved. + + * Ralph Amissah: ralph@amissah.com +                  ralph.amissah@gmail.com +=end +module SiSU_DB_remove +  class Remove +    def initialize(opt,conn='' ) +      @opt,@conn=opt,conn +      @md=SiSU_Param::Parameters.new(@opt).get +      @fnb=@md.fnb +      @db=SiSU_Env::Info_db.new +    end +    def remove +      del=@conn.select_one(%{ SELECT tid FROM metadata WHERE filename LIKE '#{@opt.fns}'; }) +      if del +        del_id=del.join +        #@conn.execute("BEGIN") +        @conn.execute(%{ +          DELETE FROM endnotes WHERE metadata_tid LIKE '#{del_id}'; +          DELETE FROM endnotes_asterisk WHERE metadata_tid LIKE '#{del_id}'; +          DELETE FROM endnotes_plus WHERE metadata_tid LIKE '#{del_id}'; +          DELETE FROM documents WHERE metadata_tid LIKE '#{del_id}'; +          DELETE FROM urls WHERE metadata_tid LIKE '#{del_id}'; +          DELETE FROM metadata WHERE tid LIKE '#{del_id}'; +          /* +          DELETE FROM documents WHERE documents.metadata_tid LIKE '#{del_id}'; +          DELETE FROM endnotes WHERE endnotes.metadata_tid LIKE '#{del_id}'; +          DELETE FROM endnotes_asterisk WHERE endnotes_asterisk.metadata_tid LIKE '#{del_id}'; +          DELETE FROM endnotes_plus WHERE endnotes_plus.metadata_tid LIKE '#{del_id}'; +          DELETE FROM urls WHERE urls.metadata_tid LIKE '#{del_id}'; +          DELETE FROM metadata WHERE metadata.tid LIKE '#{del_id}'; +          */ +        }) +        #@conn.execute("COMMIT") +      else +        tell=SiSU_Screen::Ansi.new(@opt.cmd,"no such file in database #{@db.db_psql}::#{@opt.fns}") +        tell.puts_grey #if @opt.cmd.include? ?v +      end +    end +  end +end +__END__ | 
