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Diffstat (limited to 'lib/sisu/v3dv/db_select.rb')
| -rw-r--r-- | lib/sisu/v3dv/db_select.rb | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/lib/sisu/v3dv/db_select.rb b/lib/sisu/v3dv/db_select.rb new file mode 100644 index 00000000..bce2b21c --- /dev/null +++ b/lib/sisu/v3dv/db_select.rb @@ -0,0 +1,215 @@ +# encoding: utf-8 +=begin + + * Name: SiSU + + * Description: a framework for document structuring, publishing and search + + * Author: Ralph Amissah + + * Copyright: (C) 1997 - 2012, Ralph Amissah, All Rights Reserved. + + * License: GPL 3 or later: + + SiSU, a framework for document structuring, publishing and search + + Copyright (C) Ralph Amissah + + 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 3 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, see <http://www.gnu.org/licenses/>. + + If you have Internet connection, the latest version of the GPL should be + available at these locations: + <http://www.fsf.org/licensing/licenses/gpl.html> + <http://www.gnu.org/licenses/gpl.html> + + <http://www.jus.uio.no/sisu/gpl.fsf/toc.html> + <http://www.jus.uio.no/sisu/gpl.fsf/doc.html> + <http://www.jus.uio.no/sisu/gpl.fsf/plain.txt> + + * SiSU uses: + * Standard SiSU markup syntax, + * Standard SiSU meta-markup syntax, and the + * Standard SiSU object citation numbering and system + + * Hompages: + <http://www.jus.uio.no/sisu> + <http://www.sisudoc.org> + + * Download: + <http://www.jus.uio.no/sisu/SiSU/download.html> + + * Ralph Amissah + <ralph@amissah.com> + <ralph.amissah@gmail.com> + + ** Description: modules shared by the different db types, dbi, postgresql, + sqlite + +=end +module SiSU_DB_select + class Case + def initialize(opt,conn='',sql_type='pg') + @opt,@conn,@sql_type=opt,conn,sql_type + @db=SiSU_Env::Info_db.new + @file=sql_maintenance_file + @sdb=SiSU_DB_DBI::Create.new(@opt,@conn,@file,@sql_type) # db_dbi.rb + @sdb_index=SiSU_DB_DBI::Index.new(@opt,@conn,@file,@sql_type) # db_dbi.rb + @sdb_no=SiSU_DB_DBI::Drop.new(@opt,@conn,@db,@sql_type) # db_dbi.rb + if @opt.mod.inspect =~/update|import/ + @sdb_import=SiSU_DB_DBI::Import.new(@opt,@conn,@file,@sql_type) + @sdb_remove_doc=SiSU_DB_DBI::Remove.new(@opt,@conn,@file,@sql_type) + elsif @opt.mod.inspect =~/remove/ + @sdb_remove_doc=SiSU_DB_DBI::Remove.new(@opt,@conn,@file,@sql_type) + end + end + def db_exist? + if @sql_type=='sqlite' \ + and (not (FileTest.file?(@db.sqlite.db)) or FileTest.zero?(@db.sqlite.db)) + puts %{no connection with #{@sql_type} database established, createdb "#{@db.sqlite.db}"?} + exit + end + if @conn.class==NilClass + db=@sql_type=='sqlite' \ + ? @db.sqlite.db + : @db.psql.db + puts %{no connection with #{@sql_type} database established, createdb "#{db}"?} + exit + end + end + def sql_maintenance_file + file=if @opt.inspect =~/M/ + x=if @opt.fns and not @opt.fns.empty? + @env=SiSU_Env::Info_env.new(@opt.fns) if @opt.fns + puts "\n#{@env.processing_path.sqlite}/#{@opt.fns}.sql" if @sql_type =~/sqlite/ and @opt.cmd =~/M/ + @db=SiSU_Env::Info_db.new + @job="sqlite3 #{@db.sqlite.db} < #{@env.processing_path.sqlite}/#{@opt.fns}.sql" + File.new("#{@env.processing_path.sqlite}/#{@opt.fns}.sql",'w+') + elsif @opt.fns and @opt.fns.inspect =~/create/; nil #sort variations later + else nil + end + else nil + end + file + end + def cases + @opt.mod.each do |mod| + case mod + when /^--createdb$/ + @sdb.output_dir? + begin + @sdb.create_db + rescue; @sdb.output_dir? + end + when /^--(?:init(?:ialize)?|create(?:all)?)$/ + @sdb.output_dir? + begin + @sdb.create_table.metadata_and_text + @sdb.create_table.doc_objects + @sdb.create_table.endnotes + @sdb.create_table.endnotes_asterisk + @sdb.create_table.endnotes_plus + @sdb.create_table.urls + @sdb_index.create_indexes + rescue; SiSU_Errors::Info_error.new($!,$@,'-D').error; @sdb.output_dir? + end + when /^--createtables?$/ + @sdb.output_dir? + begin + @sdb.create_table.metadata_and_text + @sdb.create_table.doc_objects + @sdb.create_table.endnotes + @sdb.create_table.endnotes_asterisk + @sdb.create_table.endnotes_plus + @sdb.create_table.urls + @sdb_index.create_indexes + rescue; @sdb.output_dir? + end + when /^--recreate$/ + @sdb.output_dir? + begin + @sdb_no.drop.tables + @sdb.create_table.metadata_and_text + @sdb.create_table.doc_objects + @sdb.create_table.endnotes + @sdb.create_table.endnotes_asterisk + @sdb.create_table.endnotes_plus + @sdb.create_table.urls + @sdb_index.create_indexes + rescue; @sdb.output_dir? + end + when /^--cr(eate)?lex$/ + @sdb.output_dir? + begin + @sdb.create_table.doc_objects + rescue; @sdb.output_dir? + end + when /^--cr(eate)?metadata$/ + @sdb.output_dir? + begin + @sdb.create_table.metadata_and_text + rescue; @sdb.output_dir? + end + when /^--import$/ + db_exist? + @sdb_import.marshal_load + tell=case @sql_type + when /sqlite/; SiSU_Screen::Ansi.new(@opt.cmd,"sqlite3 #{@db.sqlite.db} database?") + when /pg/; SiSU_Screen::Ansi.new(@opt.cmd,"pgaccess or psql #{@db.psql.db} database?") + else '???' + end + tell.puts_grey if @opt.cmd =~/v/ + when /^--update$/ + db_exist? + @sdb_remove_doc.remove + @sdb_import.marshal_load + tell=case @sql_type + when /sqlite/; SiSU_Screen::Ansi.new(@opt.cmd,"sqlite3 #{@db.sqlite.db} database?") + when /pg/; SiSU_Screen::Ansi.new(@opt.cmd,"pgaccess or psql #{@db.psql.db} database?") + else '???' + end + tell.puts_grey if @opt.cmd =~/v/ + when /^--update$/ + when /^--remove$/ + db_exist? + @sdb_remove_doc.remove + when /^--index$/ + db_exist? + @sdb_index.create_indexes + when /^droptable(s)?$/ + db_exist? + @sdb_no.drop.tables + when /^--dropindex(es)?$/ + db_exist? + @sdb_no.drop.indexes + when /^--(?:dropall|drop)$/ + db_exist? + @sdb_no.drop.tables + when /^--(?:db=)?(?:(?:sq)?lite|pg(?:sql)?|my(?:sql)?)$/ + else + help=SiSU_Help::Help.new + help.summary + help.commands + end + if @opt.cmd =~/M/ \ + and @opt.cmd =~/d/ + puts @job + end + end + begin + rescue; @sdb.output_dir? + end + end + end +end +__END__ |