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48 lines
1.3 KiB
48 lines
1.3 KiB
13 years ago
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<?php
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/**
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* This file contains the MigrationCustom class, which defines methods to
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* alter the data from the original database when importing it to the Chamilo
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* database
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*/
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/**
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* The custom migration class allows you to define rules to process data
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* during the migration
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*/
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class MigrationCustom {
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/**
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* The only required method is the 'none' method, which will not trigger
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* any process at all
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* @param mixed Data
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* @param mixed Unaltered data
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*/
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public function none($data) {
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return $data;
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}
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/**
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* Transform the uid identifiers from MSSQL to a string
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* @param string Field name
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* @return string SQL select string to include in the final select
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*/
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public function sql_alter_unhash_50($field) {
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return 'cast('.$field.' as varchar(50))';
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}
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/**
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* Log data from the original users table
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*/
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public function log_original_user_unique_id(&$omigrate, $data) {
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$omigrate['users'][$data] = 0;
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}
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/**
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* Log data from the original users table
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*/
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public function log_original_course_unique_id(&$omigrate, $data) {
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$omigrate['courses'][$data] = 0;
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}
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/**
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* Log data from the original users table
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*/
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public function log_original_session_unique_id(&$omigrate, $data) {
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$omigrate['sessions'][$data] = 0;
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}
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}
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