Class: App::MySQL

Inherits:
Object
  • Object
show all
Defined in:
lib/core/mysql.rb

Constant Summary collapse

CONFIG_SCHEMA = 
'blufin-master'
CONFIG_FILENAME_STRUCTURE = 
'blufin-master-structure.sql'
CONFIG_FILENAME_STRUCTURE_FKS = 
'blufin-master-structure-fks.sql'
MOCK_SCHEMA = 
'blufin-mock'
MOCK_FILENAME_STRUCTURE = 
'blufin-mock-structure.sql'
MOCK_FILENAME_STRUCTURE_FKS = 
'blufin-mock-structure-fks.sql'

Class Method Summary collapse

Class Method Details

.reset_full_mock_data(site, skip_confirm = false, verbose = false) ⇒ Object

Reset the DB.

Returns:

  • void



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# File 'lib/core/mysql.rb', line 17

def self.reset_full_mock_data(site, skip_confirm = false, verbose = false)

    begin

        # TODO - 4/13/18 - IMPLEMENT OPTIONAL CONFIG RESET FLAG.
        Blufin::Terminal::output("Must create flag to make #{CONFIG_SCHEMA} reset optional.", Blufin::Terminal::MSG_TODO)

        @site = Blufin::SiteResolver::validate_site(site)
        @site_name = Blufin::SiteResolver::get_site_name(@site)

        @error_handler = Blufin::SqlErrorHandler.new(@site)

        @sql_mismatch_errors = []
        @vsf_max = []
        @asf_max = []

        @schema_data = Blufin::YmlCacheHandler::get(@site, Blufin::YmlCacheHandler::SCHEMA_DATA)
        @schema_fks_hash = Blufin::YmlCacheHandler::get(@site, Blufin::YmlCacheHandler::SCHEMA_FKS)

        schemas = Blufin::YmlSchemaValidator::VALID_SCHEMAS_GENERATE
        warning_message = ['This process cannot be reversed and all current data will be lost in the following schemas:', nil]
        has_path_to_ruby = !Blufin::Config::get_path('Paths', 'BlufinRuby').nil?

        Blufin::Terminal::output("Path to ruby not found in #{Blufin::Terminal::format_directory(App::CONFIG_FILE)}, #{Blufin::Terminal::format_highlight(App::MySQL::CONFIG_SCHEMA)} table will not be generated.", Blufin::Terminal::MSG_WARNING) unless has_path_to_ruby

        schemas.each do |schema|
            if schema == Blufin::YmlSchemaValidator::CONFIG
                warning_message << CONFIG_SCHEMA if has_path_to_ruby
            elsif schema == Blufin::YmlSchemaValidator::MOCK
                warning_message << MOCK_SCHEMA if has_path_to_ruby
            else
                warning_message << "#{Blufin::SiteResolver::get_site_name(@site)}-#{schema}"
            end
        end

        sql_data_files = get_sql_data_files

        # Validates all the data-insert statements.
        sql_data_files.each { |file| validate_sql_data_file(file) } if sql_data_files.any?

        generate_sql_mismatch_errors if @sql_mismatch_errors.any?

        # If SQL data errors exist, script will not execute past this point.
        return if @error_handler.display_errors_if_any

        # TODO DB - Need to replace with DBResolver.

        cli_host = Blufin::Config::get['Databases'][0]['Host']
        cli_user = Blufin::Config::get['Databases'][0]['User']
        cli_pass = Blufin::Config::get['Databases'][0]['Password']
        cli_host = cli_host == 'nil' ? '' : " -h #{cli_host}"
        cli_user = cli_user == 'nil' ? '' : " -u#{cli_user}"
        cli_pass = cli_pass == 'nil' ? '' : " -p#{cli_pass.gsub('$', '\$')}"
        cli_verbose = verbose ? '' : ' &>/dev/null';

        if skip_confirm || Blufin::Terminal::prompt_yes_no("Are you sure you want to #{Blufin::Terminal::format_highlight('completely reset')} your database(s)?", warning_message)

            commands_truncate = []
            commands_build_schema = []
            commands_build_fks = []
            commands_insert_data = []

            schemas.each do |schema|

                structure_path = get_structure_path(schema)
                data_path = get_data_path(schema)

                # Skip if user doesn't have the PATH_TO_RUBY config value.
                next if structure_path.nil? || data_path.nil?

                site_schema = (schema == Blufin::YmlSchemaValidator::CONFIG) ? CONFIG_SCHEMA : "#{@site_name}-#{schema}"
                structure_file = "#{structure_path}/" + ((schema == Blufin::YmlSchemaValidator::CONFIG) ? CONFIG_FILENAME_STRUCTURE : "#{@site_name}-#{schema}.sql")
                foreign_key_file = "#{structure_path}/" + ((schema == Blufin::YmlSchemaValidator::CONFIG) ? CONFIG_FILENAME_STRUCTURE_FKS : "#{@site_name}-fks-#{schema}.sql")

                commands_truncate << "mysql#{cli_host}#{cli_user}#{cli_pass} -e 'set foreign_key_checks = 0; drop database if exists `#{site_schema}`; create database `#{site_schema}`; set foreign_key_checks = 1;'#{cli_verbose}"
                commands_build_schema << "mysql#{cli_host}#{cli_user}#{cli_pass} #{site_schema} < #{structure_file}#{cli_verbose}" if Blufin::Files::file_exists(structure_file)
                commands_build_fks << "mysql#{cli_host}#{cli_user}#{cli_pass} #{site_schema} < #{foreign_key_file}#{cli_verbose}" if Blufin::Files::file_exists(foreign_key_file)

                path_vcs = "#{data_path}/#{schema}"

                # Generate path(s) if they don't exist.
                unless Blufin::Files::path_exists(path_vcs)
                    Blufin::Files::create_directory(path_vcs)
                    Blufin::Terminal::output(Blufin::Terminal::format_directory(path_vcs), Blufin::Terminal::MSG_GENERATED)
                end

                # Generates all the data-insert commands.
                Blufin::Files::get_files_in_dir(path_vcs).each { |file| commands_insert_data << "mysql#{cli_host}#{cli_user}#{cli_pass} #{site_schema} < #{file}#{cli_verbose}" if file_exists_and_has_data(file) } if sql_data_files.any?

            end

            Blufin::Terminal::info("Destroying #{Blufin::Terminal::format_highlight('schema(s)')}")
            Blufin::Terminal::command(commands_truncate)
            Blufin::Terminal::info("Creating #{Blufin::Terminal::format_highlight('schema(s)')}")
            Blufin::Terminal::command(commands_build_schema)
            Blufin::Terminal::info("Inserting #{Blufin::Terminal::format_highlight('mock data')}")
            Blufin::Terminal::command(commands_insert_data)
            Blufin::Terminal::info("Adding #{Blufin::Terminal::format_highlight('foreign key constraints')}")
            Blufin::Terminal::command(commands_build_fks)
            Blufin::Terminal::success('Reset of MySQL data done', 'You should now have a clean database.')

        end

    rescue => e

        Blufin::Terminal::print_exception(e)

    end

end