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Diffstat (limited to 'lib/sisu/v2/cgi_sqlite.rb')
| -rw-r--r-- | lib/sisu/v2/cgi_sqlite.rb | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/lib/sisu/v2/cgi_sqlite.rb b/lib/sisu/v2/cgi_sqlite.rb new file mode 100644 index 00000000..7af99b9d --- /dev/null +++ b/lib/sisu/v2/cgi_sqlite.rb @@ -0,0 +1,218 @@ +# coding: utf-8 +=begin + + * Name: SiSU + + * Description: a framework for document structuring, publishing and search + + * Author: Ralph Amissah + + * Copyright: (C) 1997 - 2010, 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: generates naive cgi search form for search of sisu database (pgsql sqlite) + +=end +module SiSU_CGI_sqlite #% database building documents + require "#{SiSU_lib}/sysenv" # sysenv.rb + require "#{SiSU_lib}/cgi_sql_common" # cgi_sql_common.rb + include SiSU_CGI_sql + class SiSU_search_sqlite < SiSU_CGI_common + def initialize(opt,webserv) + @opt,@webserv=opt,webserv + @env=SiSU_Env::Info_env.new('',opt) + @image_src="#{@env.url.webserv_cgi}/_sisu/image_sys" + @common=SiSU_CGI_sql::SiSU_CGI_common.new(@webserv,@opt.cmd,@image_src,@env) + end + def sqlite + serve=[] + Dir.foreach(@env.path.webserv) do |x| + if x !~/^\./ \ + and FileTest.directory?("#{@env.path.webserv}/#{x}") + if FileTest.file?("#{@env.path.webserv}/#{x}/sisu_sqlite.db") + serve << x unless x =~/^_\S+/ + end + end + end + serve.sort! + f1,f2,f3=[],[],[] + serve.each do |x| + f1 << %{ <option value="#{Db[:name_prefix]}#{x}">#{x}</option>\n} + end + f2 << %{ selected_db=case cgi['db']\n} + serve.each do |x| + f2 << %{ when /#{Db[:name_prefix]}#{x}/; '<option value="#{Db[:name_prefix]}#{x}">#{x}</option>'\n} + end + f2 << " end\n" + #f3 + f3 << %{ db_name='sisu_sqlite.db'\n} + f3 << %{ db_sqlite=case cgi['db']\n} + serve.each do |x| + f3 << %{ when /#{Db[:name_prefix]}#{x}/; "#{@env.path.webserv}/#{x}/sisu_sqlite.db"\n} + end + f3 << %{ else '#{@env.path.webserv}/#{serve[0]}/sisu_sqlite.db'\n end\n} + if FileTest.writable?('.') + output=File.open('sisu_sqlite.cgi','w') + output << header0 << header1 << header_desc << header2 << f1 << buttons1 << buttons2 << search_request << search_statement << search_statement_common << search_query1 << @common.pages << search_query2 << @common.tail << @common.main1 << f2 << f3 << dbi_connect << @common.main2 + a=%{ generated sisu_sqlite.cgi, + BASED ON ALREADY CREATED sisu_sqlite.db OUTPUT, (-d) + } + tell=SiSU_Screen::Ansi.new(@opt.cmd,a) + tell.print_grey + c=case @webserv + when /pwd/; '' + else "if necessary make the directory /usr/lib/cgi-bin : + sudo cp -vi #{Dir.pwd}/sisu_sqlite.cgi /usr/lib/cgi-bin/. + sudo chmod -v 755 /usr/lib/cgi-bin/sisu_sqlite.cgi + (copy sisu_sqlite.cgi to your cgi directory) and set file permissions to 755" + end + a=%{#{c} + #{@env.webserv_base_cgi}/cgi-bin/sisu_sqlite.cgi + } + b='(to create and populate sisu sqlite database see "man sisu" and in particular the -d flag)' + tell=SiSU_Screen::Ansi.new(@opt.cmd,a,b) + tell.warn + else puts 'failed in attempt to write sisu_sqlite.cgi to present directory, is directory writable?' + end + end + def header0 + <<-WOK_SQL +#!/usr/bin/env ruby +=begin +#{about} + * Description: generates naive cgi search form for search of sisu database (sqlite) +#{gpl} +=end + require 'cgi' + require 'fcgi' + require 'dbi' + @version='sisu_sqlite' + @image_src="#{@env.url.webserv_cgi}/_sisu/image_sys" + @hosturl_db="#{@env.url.webserv_base_cgi}" + @hosturl_files="#{@env.url.webserv_files_from_db}" + @db_name_prefix="#{Db[:name_prefix]}" + WOK_SQL + end + def search_statement + <<-'WOK_SQL' + class Dbi_search_string + def initialize(l,t,q,cse=false) + @l,@t,@q=l,t,q + end + def string + search={ :search => [],:flag => false } + if @t =~/\S+/ or @q =~/\S+/ + if @t =~/\S+/; unescaped_search=CGI.unescape(@t) + elsif @q =~/\S+/; unescaped_search=CGI.unescape(@q) + end + search_construct=[] + unescaped_search.gsub!(/\s*(AND|OR)\s*/,"%' \) \\1 #{@l} LIKE \( '%") + unescaped_search.gsub!(/(.+)/,"#{@l} LIKE \( '%\\1%' \)") + search_construct << unescaped_search + search_construct=search_construct.join(' ') + search[:search] << search_construct + search[:flag]=true + search + end + search + end + end + WOK_SQL + end + def search_query1 + <<-'WOK_SQL' + @search_text,@search_endnotes=[],[] + search[:text].each{|x| @search_text << "#{x} AND " } + @search_text=@search_text.join.gsub!(/AND\s+$/,'') + @search_text.gsub!(/(documents\.clean\s+LIKE\s+\(\s*'%[^']+%'\s*\)\s+(?:(?:AND|OR)\s+documents\.clean\s+LIKE\s+\(\s*'%[^']+%'\s*\))+)/,'(\1)') + search[:endnotes].each{|x| @search_endnotes << "#{x} AND " } + @search_endnotes=@search_endnotes.join.gsub!(/AND\s+$/,'') + @search_text.gsub!(/(endnotes\.clean\s+LIKE\s+\(\s*'%[^']+%'\s*\)\s+(?:(?:AND|OR)\s+endnotes\.clean\s+LIKE\s+\(\s*'%[^']+%'\s*\))+)/,'(\1)') + end + WOK_SQL + end + def search_query2 + <<-'WOK_SQL' + def sql_select_body + limit ||=@@limit + offset ||=@@offset + @sql_statement[:body]=%{SELECT metadata.title, metadata.subtitle, metadata.creator, metadata.filename, metadata.suffix, documents.body, documents.seg, documents.ocn, metadata.tid FROM documents, metadata WHERE #{@search_text} AND documents.metadata_tid = metadata.tid ORDER BY metadata.title, metadata.filename, documents.ocn} + @sql_statement[:range]=%{LIMIT #{limit} OFFSET #{offset} ;} + select=@sql_statement[:body] + ' ' + @sql_statement[:range] + select + end + def sql_select_endnotes + limit ||=@@limit + offset ||=@@offset + @sql_statement[:endnotes]= %{SELECT metadata.title, metadata.subtitle, metadata.creator, metadata.filename, endnotes.body, endnotes.nr, endnotes.ocn, endnotes.metadata_tid FROM metadata, endnotes WHERE #{@search_endnotes} AND metadata.tid = endnotes.metadata_tid ORDER BY metadata.title, metadata.filename, endnotes.nr} + @sql_statement[:range]=%{LIMIT #{limit} OFFSET #{offset} ;} + select=@sql_statement[:endnotes] + ' ' + @sql_statement[:range] + select + end + def sql_select_body_format + %{<font color="#666666" size="2">#{sql_select_body}</font>} + end + def sql_select_endnotes_format + %{<font color="#666666" size="2">#{sql_select_endnotes}</font>} + end + def contents + @conn.select_all(sql_select_body) + end + def endnotes + @conn.select_all(sql_select_endnotes) + end + end + WOK_SQL + end + def dbi_connect + <<-'WOK_SQL' + @dbi="DBI:SQLite3:#{db_sqlite}" #sqlite3 ? + @conn=DBI.connect(@dbi) + WOK_SQL + end + end +end +__END__ |