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-# encoding: utf-8
-=begin
-
-* Name: SiSU
-
-** Description: documents, structuring, processing, publishing, search
-*** modules shared by the different db types, dbi, postgresql, sqlite
-
-** Author: Ralph Amissah
- <ralph@amissah.com>
- <ralph.amissah@gmail.com>
-
-** Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
- 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 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.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-** 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>
-
-** Git
- <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
- <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=blob;f=lib/sisu/current/db_select.rb;hb=HEAD>
-
-=end
-module SiSU_DbAction
- def db_action(sdb)
- @sdb=sdb
- def createdb
- @sdb[:create].output_dir?
- begin
- @sdb[:create].create_db
- rescue
- @sdb[:create].output_dir?
- end
- end
- def drop
- @sdb[:drop].drop.tables
- end
- def create
- @sdb[:create].output_dir?
- begin
- @sdb[:create].create_table.metadata_and_text
- @sdb[:create].create_table.doc_objects
- @sdb[:create].create_table.endnotes
- @sdb[:create].create_table.endnotes_asterisk
- @sdb[:create].create_table.endnotes_plus
- @sdb[:create].create_table.urls
- @sdb[:index].create_indexes
- rescue
- SiSU_Errors::Rescued.new($!,$@,'--sqlite').location
- @sdb[:create].output_dir? do
- __LINE__.to_s + ':' + __FILE__
- end
- end
- end
- def import
- db_exist?
- @sdb[:import].marshal_load
- tell=case @sql_type
- when :sqlite
- SiSU_Screen::Ansi.new(
- @opt.act[:color_state][:set],
- "sqlite3 #{@db.sqlite.db} database?"
- )
- when :pg
- SiSU_Screen::Ansi.new(
- @opt.act[:color_state][:set],
- "pgaccess or psql #{@db.psql.db} database?"
- )
- else '???'
- end
- tell.puts_grey if @opt.act[:verbose][:set]==:on
- end
- def remove
- db_exist?
- @sdb[:remove_doc].remove
- end
- def update
- remove
- import
- end
- self
- end
-end
-module SiSU_DbSelect
- class Case
- include SiSU_DbAction
- def initialize(opt,conn='',sql_type=:pg)
- @opt,@conn,@sql_type=opt,conn,sql_type
- @db=SiSU_Env::InfoDb.new
- @file_maint=sql_maintenance_file
- @sdb={
- create: SiSU_DbDBI::Create.new(@opt,@conn,@file_maint,@sql_type),
- index: SiSU_DbDBI::Index.new(@opt,@conn,@file_maint,@sql_type),
- drop: SiSU_DbDBI::Drop.new(@opt,@conn,@db,@sql_type),
- }
- if (@opt.act[:psql_import][:set]==:on \
- || @opt.act[:psql_update][:set]==:on) \
- or (@opt.act[:sqlite_import][:set]==:on \
- || @opt.act[:sqlite_update][:set]==:on)
- @sdb[:import]=SiSU_DbDBI::Import.new(@opt,@conn,@file_maint,@sql_type)
- @sdb[:remove_doc]=SiSU_DbDBI::Remove.new(@opt,@conn,@file_maint,@sql_type)
- elsif (@opt.act[:psql_remove][:set]==:on \
- or @opt.act[:sqlite_remove][:set]==:on)
- @sdb[:remove_doc]=SiSU_DbDBI::Remove.new(@opt,@conn,@file_maint,@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 sqlite database established, you may need to run:\n} \
- + %{ sisu --sqlite --createall\n} \
- + %{ before attempting to populate the database}
- SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:yellow).mark(
- "\n" \
- + 'Attempting to initialize db' + "\n" \
- + 'Creating db tables'
- )
- db_action(@sdb).create
- end
- if @conn.is_a?(NilClass)
- if @sql_type==:sqlite
- puts %{no connection with sqlite database established, you may need to run:\n} \
- + %{ sisu --sqlite --createall\n} \
- + %{ before attempting to populate the database}
- SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:yellow).mark(
- "\n" \
- + 'Attempting to initialize db' + "\n" \
- + 'Creating db tables'
- )
- db_action(@sdb).create
- @db.sqlite.db
- else
- puts %{no connection with pg database established, you may need to run:\n} \
- + %{ createdb "#{@db.psql.db}"\n} \
- + %{ after that don't forget to run:\n} \
- + %{ sisu --pg --createall\n} \
- + %{ before attempting to populate the database}
- @db.psql.db
- end
- exit
- end
- end
- def sql_maintenance_file
- file=if @opt.act[:maintenance][:set]==:on
- if @opt.fns and not @opt.fns.empty?
- @env=SiSU_Env::InfoEnv.new(@opt.fns) if @opt.fns
- if @sql_type ==:sqlite
- puts "\n#{@env.processing_path.sqlite}/#{@opt.fns}.sql"
- end
- @db=SiSU_Env::InfoDb.new
- @job="sqlite3 #{@db.sqlite.db} < #{@env.processing_path.sqlite}/#{@opt.fns}.sql"
- if @sql_type ==:sqlite
- File.new("#{@env.processing_path.sqlite}/#{@opt.fns}.sql",'w+')
- else
- File.new("#{@env.processing_path.postgresql}/#{@opt.fns}.sql",'w+')
- end
- elsif @opt.fns \
- and (@opt.act[:sqlite_create][:set] ==:on \
- || @opt.act[:psql_create][:set] ==:on)
- nil #sort variations later
- else nil
- end
- else nil
- end
- file
- end
- def cases
- if @opt.act[:psql_drop][:set] ==:on \
- or @opt.act[:sqlite_drop][:set] ==:on
- db_action(@sdb).drop
- end
- if @opt.act[:psql_createdb][:set] ==:on \
- or @opt.act[:sqlite_createdb][:set] ==:on
- db_action(@sdb).createdb
- end
- if @opt.act[:psql_create][:set] ==:on \
- or @opt.act[:sqlite_create][:set] ==:on
- db_action(@sdb).create
- end
- if @opt.act[:psql_update][:set] ==:on \
- or @opt.act[:sqlite_update][:set] ==:on
- db_action(@sdb).update
- else
- if @opt.act[:psql_remove][:set] ==:on \
- or @opt.act[:sqlite_remove][:set] ==:on
- db_action(@sdb).remove
- end
- if @opt.act[:psql_import][:set] ==:on \
- or @opt.act[:sqlite_import][:set] ==:on
- db_action(@sdb).import
- end
- end
- end
- end
-end
-__END__