48 lines
1.8 KiB
PHP
48 lines
1.8 KiB
PHP
<?php
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/**
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* Class AddCreditView Creates Credit View in database
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*
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* @copyright 2020 Podlibre
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* @license https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
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* @link https://castopod.org/
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*/
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namespace App\Database\Migrations;
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use CodeIgniter\Database\Migration;
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class AddCreditView extends Migration
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{
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public function up(): void
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{
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// Creates View for credit UNION query
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$viewName = $this->db->prefixTable('credits');
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$personsTable = $this->db->prefixTable('persons');
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$podcastPersonsTable = $this->db->prefixTable('podcasts_persons');
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$episodePersonsTable = $this->db->prefixTable('episodes_persons');
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$episodesTable = $this->db->prefixTable('episodes');
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$createQuery = <<<CODE_SAMPLE
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CREATE VIEW `{$viewName}` AS
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SELECT `person_group`, `person_id`, `full_name`, `person_role`, `podcast_id`, NULL AS `episode_id` FROM `{$podcastPersonsTable}`
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INNER JOIN `{$personsTable}`
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ON (`person_id`=`{$personsTable}`.`id`)
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UNION
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SELECT `person_group`, `person_id`, `full_name`, `person_role`, {$episodePersonsTable}.`podcast_id`, `episode_id` FROM `{$episodePersonsTable}`
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INNER JOIN `{$personsTable}`
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ON (`person_id`=`{$personsTable}`.`id`)
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INNER JOIN `{$episodesTable}`
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ON (`episode_id`=`{$episodesTable}`.`id`)
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WHERE `{$episodesTable}`.published_at <= NOW()
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ORDER BY `person_group`, `full_name`, `person_role`, `podcast_id`, `episode_id`;
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CODE_SAMPLE;
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$this->db->query($createQuery);
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}
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public function down(): void
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{
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$viewName = $this->db->prefixTable('credits');
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$this->db->query("DROP VIEW IF EXISTS `{$viewName}`");
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}
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}
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