add.sql.php 2.7 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172
  1. <?php
  2. defined('IN_ADMIN') or exit('No permission resources.');
  3. $defaultvalue = isset($_POST['setting']['defaultvalue']) ? $_POST['setting']['defaultvalue'] : '';
  4. //正整数 UNSIGNED && SIGNED
  5. $minnumber = isset($_POST['setting']['minnumber']) ? $_POST['setting']['minnumber'] : 1;
  6. $decimaldigits = isset($_POST['setting']['decimaldigits']) ? $_POST['setting']['decimaldigits'] : '';
  7. switch($field_type) {
  8. case 'varchar':
  9. if(!$maxlength) $maxlength = 255;
  10. $maxlength = min($maxlength, 255);
  11. $sql = "ALTER TABLE `$tablename` ADD `$field` VARCHAR( $maxlength ) NOT NULL DEFAULT '$defaultvalue'";
  12. $this->db->query($sql);
  13. break;
  14. case 'tinyint':
  15. if(!$maxlength) $maxlength = 3;
  16. $minnumber = intval($minnumber);
  17. $defaultvalue = intval($defaultvalue);
  18. $this->db->query("ALTER TABLE `$tablename` ADD `$field` TINYINT( $maxlength ) ".($minnumber >= 0 ? 'UNSIGNED' : '')." NOT NULL DEFAULT '$defaultvalue'");
  19. break;
  20. case 'number':
  21. $minnumber = intval($minnumber);
  22. $defaultvalue = $decimaldigits == 0 ? intval($defaultvalue) : floatval($defaultvalue);
  23. $sql = "ALTER TABLE `$tablename` ADD `$field` ".($decimaldigits == 0 ? 'INT' : 'FLOAT')." ".($minnumber >= 0 ? 'UNSIGNED' : '')." NOT NULL DEFAULT '$defaultvalue'";
  24. $this->db->query($sql);
  25. break;
  26. case 'smallint':
  27. $minnumber = intval($minnumber);
  28. $this->db->query("ALTER TABLE `$tablename` ADD `$field` SMALLINT ".($minnumber >= 0 ? 'UNSIGNED' : '')." NOT NULL");
  29. break;
  30. case 'int':
  31. $minnumber = intval($minnumber);
  32. $defaultvalue = intval($defaultvalue);
  33. $sql = "ALTER TABLE `$tablename` ADD `$field` INT ".($minnumber >= 0 ? 'UNSIGNED' : '')." NOT NULL DEFAULT '$defaultvalue'";
  34. $this->db->query($sql);
  35. break;
  36. case 'mediumtext':
  37. $this->db->query("ALTER TABLE `$tablename` ADD `$field` MEDIUMTEXT NOT NULL");
  38. break;
  39. case 'text':
  40. $this->db->query("ALTER TABLE `$tablename` ADD `$field` TEXT NOT NULL");
  41. break;
  42. case 'date':
  43. $this->db->query("ALTER TABLE `$tablename` ADD `$field` DATE NULL");
  44. break;
  45. case 'datetime':
  46. $this->db->query("ALTER TABLE `$tablename` ADD `$field` DATETIME NULL");
  47. break;
  48. case 'timestamp':
  49. $this->db->query("ALTER TABLE `$tablename` ADD `$field` TIMESTAMP NOT NULL");
  50. break;
  51. //特殊自定义字段
  52. case 'pages':
  53. $this->db->query("ALTER TABLE `$tablename` ADD `paginationtype` TINYINT( 1 ) NOT NULL DEFAULT '0'");
  54. $this->db->query("ALTER TABLE `$tablename` ADD `maxcharperpage` MEDIUMINT( 6 ) NOT NULL DEFAULT '0'");
  55. break;
  56. case 'readpoint':
  57. $defaultvalue = intval($defaultvalue);
  58. $this->db->query("ALTER TABLE `$tablename` ADD `readpoint` smallint(5) unsigned NOT NULL default '$defaultvalue'");
  59. $this->db->query("ALTER TABLE `$tablename` ADD `paytype` tinyint(1) unsigned NOT NULL default '0'");
  60. break;
  61. }
  62. ?>