79 lines
3.2 KiB
PHP
79 lines
3.2 KiB
PHP
<?php
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/**
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* @file classes/migration/install/TombstoneMigration.php
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*
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* Copyright (c) 2014-2021 Simon Fraser University
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* Copyright (c) 2000-2021 John Willinsky
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* Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
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*
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* @class TombstoneMigration
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*
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* @brief Describe database table structures.
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*/
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namespace PKP\migration\install;
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use Illuminate\Database\Schema\Blueprint;
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use Illuminate\Support\Facades\Schema;
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class TombstoneMigration extends \PKP\migration\Migration
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{
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/**
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* Run the migrations.
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*/
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public function up(): void
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{
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// Unavailable data object tombstones.
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Schema::create('data_object_tombstones', function (Blueprint $table) {
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$table->comment('Entries for published data that has been removed. Usually used in the OAI endpoint.');
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$table->bigInteger('tombstone_id')->autoIncrement();
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$table->bigInteger('data_object_id');
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$table->datetime('date_deleted');
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$table->string('set_spec', 255);
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$table->string('set_name', 255);
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$table->string('oai_identifier', 255);
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$table->index(['data_object_id'], 'data_object_tombstones_data_object_id');
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});
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// Data object tombstone settings.
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Schema::create('data_object_tombstone_settings', function (Blueprint $table) {
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$table->comment('More data about data object tombstones, including localized content.');
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$table->bigIncrements('tombstone_setting_id');
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$table->bigInteger('tombstone_id');
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$table->foreign('tombstone_id', 'data_object_tombstone_settings_tombstone_id')->references('tombstone_id')->on('data_object_tombstones')->onDelete('cascade');
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$table->index(['tombstone_id'], 'data_object_tombstone_settings_tombstone_id');
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$table->string('locale', 14)->default('');
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$table->string('setting_name', 255);
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$table->mediumText('setting_value')->nullable();
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$table->string('setting_type', 6)->comment('(bool|int|float|string|object)');
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$table->unique(['tombstone_id', 'locale', 'setting_name'], 'data_object_tombstone_settings_unique');
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});
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// Objects that are part of a data object tombstone OAI set.
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Schema::create('data_object_tombstone_oai_set_objects', function (Blueprint $table) {
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$table->comment('Relationships between tombstones and other data that can be collected in OAI sets, e.g. sections.');
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$table->bigInteger('object_id')->autoIncrement();
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$table->bigInteger('tombstone_id');
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$table->foreign('tombstone_id', 'data_object_tombstone_oai_set_objects_tombstone_id')->references('tombstone_id')->on('data_object_tombstones')->onDelete('cascade');
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$table->index(['tombstone_id'], 'data_object_tombstone_oai_set_objects_tombstone_id');
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$table->bigInteger('assoc_type');
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$table->bigInteger('assoc_id');
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});
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}
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/**
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* Reverse the migration.
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*/
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public function down(): void
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{
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Schema::drop('data_object_tombstone_oai_set_objects');
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Schema::drop('data_object_tombstone_settings');
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Schema::drop('data_object_tombstones');
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}
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}
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