47 lines
1.6 KiB
PHP
47 lines
1.6 KiB
PHP
<?php
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/**
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* 补全 t_expert 缺失的 field_ai 相关字段（可重复执行）
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* 用法: php sql/patch_expert_field_ai_columns.php
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*/
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$config = require __DIR__ . '/../application/database.php';
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$dsn = sprintf(
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'mysql:host=%s;port=%s;dbname=%s;charset=%s',
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$config['hostname'],
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$config['hostport'],
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$config['database'],
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$config['charset']
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);
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$pdo = new PDO($dsn, $config['username'], $config['password'], [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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]);
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$table = $config['prefix'] . 'expert';
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$cols = $pdo->query("SHOW COLUMNS FROM `{$table}`")->fetchAll(PDO::FETCH_COLUMN, 0);
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$colSet = array_flip($cols);
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$alters = [];
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if (!isset($colSet['field_ai'])) {
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$alters[] = "ADD COLUMN `field_ai` VARCHAR(512) NOT NULL DEFAULT '' COMMENT 'AI总结的主要研究领域(中文)' AFTER `affiliation`";
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}
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if (!isset($colSet['field_ai_status'])) {
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$after = isset($colSet['field_ai']) || !empty($alters) ? 'field_ai' : 'affiliation';
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$alters[] = "ADD COLUMN `field_ai_status` TINYINT NOT NULL DEFAULT 0 COMMENT '0待处理 1已生成 2资料不足 3失败 4无user待AI' AFTER `{$after}`";
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}
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if (!isset($colSet['field_ai_utime'])) {
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$alters[] = "ADD COLUMN `field_ai_utime` INT NOT NULL DEFAULT 0 COMMENT 'field_ai更新时间' AFTER `field_ai_status`";
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}
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if (!isset($colSet['field_ai_source'])) {
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$alters[] = "ADD COLUMN `field_ai_source` VARCHAR(32) NOT NULL DEFAULT '' COMMENT '来源: user_link / ai' AFTER `field_ai_utime`";
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}
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if (empty($alters)) {
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echo "OK: all field_ai columns exist on {$table}\n";
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exit(0);
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}
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$sql = "ALTER TABLE `{$table}` " . implode(', ', $alters);
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echo "Running: {$sql}\n";
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$pdo->exec($sql);
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echo "Done.\n";
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