[b354002] | 1 | <?php |
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| 2 | |
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| 3 | // PostgreSQL specific install functions |
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| 4 | |
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| 5 | /** |
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| 6 | * Check if PostgreSQL is available. |
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| 7 | * |
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| 8 | * @return |
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| 9 | * TRUE/FALSE |
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| 10 | */ |
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| 11 | function pgsql_is_available() { |
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| 12 | return function_exists('pg_connect'); |
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| 13 | } |
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| 14 | |
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| 15 | /** |
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| 16 | * Check if we can connect to PostgreSQL. |
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| 17 | * |
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| 18 | * @return |
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| 19 | * TRUE/FALSE |
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| 20 | */ |
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| 21 | function drupal_test_pgsql($url, &$success) { |
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| 22 | if (!pgsql_is_available()) { |
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| 23 | drupal_set_message(st('PHP PostgreSQL support not enabled.'), 'error'); |
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| 24 | return FALSE; |
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| 25 | } |
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| 26 | |
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| 27 | $url = parse_url($url); |
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| 28 | $conn_string = ''; |
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| 29 | |
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[d7a822e] | 30 | // Decode urlencoded information in the db connection string |
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[b354002] | 31 | if (isset($url['user'])) { |
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| 32 | $conn_string .= ' user='. urldecode($url['user']); |
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| 33 | } |
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| 34 | if (isset($url['pass'])) { |
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| 35 | $conn_string .= ' password='. urldecode($url['pass']); |
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| 36 | } |
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| 37 | if (isset($url['host'])) { |
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| 38 | $conn_string .= ' host='. urldecode($url['host']); |
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| 39 | } |
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| 40 | if (isset($url['path'])) { |
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| 41 | $conn_string .= ' dbname='. substr(urldecode($url['path']), 1); |
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| 42 | } |
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| 43 | if (isset($url['port'])) { |
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| 44 | $conn_string .= ' port='. urldecode($url['port']); |
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| 45 | } |
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| 46 | |
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| 47 | // Test connecting to the database. |
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| 48 | $connection = @pg_connect($conn_string); |
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| 49 | if (!$connection) { |
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| 50 | drupal_set_message(st('Failed to connect to your PostgreSQL database server. PostgreSQL reports the following message: %error.<ul><li>Are you sure you have the correct username and password?</li><li>Are you sure that you have typed the correct database hostname?</li><li>Are you sure that the database server is running?</li><li>Are you sure you typed the correct database name?</li></ul>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.', array('%error' => 'Connection failed. See log file for failure reason')), 'error'); |
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| 51 | return FALSE; |
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| 52 | } |
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| 53 | |
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| 54 | $success = array('CONNECT'); |
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| 55 | |
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| 56 | // Test CREATE. |
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| 57 | $query = 'CREATE TABLE drupal_install_test (id integer NOT NULL)'; |
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| 58 | $result = pg_query($connection, $query); |
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| 59 | if ($error = pg_result_error($result)) { |
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| 60 | drupal_set_message(st('Failed to create a test table on your PostgreSQL database server with the command %query. PostgreSQL reports the following message: %error.<ul><li>Are you sure the configured username has the necessary PostgreSQL permissions to create tables in the database?</li></ul>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 61 | return FALSE; |
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| 62 | } |
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| 63 | $err = FALSE; |
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| 64 | $success[] = 'SELECT'; |
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| 65 | $success[] = 'CREATE'; |
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| 66 | |
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| 67 | // Test INSERT. |
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| 68 | $query = 'INSERT INTO drupal_install_test (id) VALUES (1)'; |
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| 69 | $result = pg_query($connection, $query); |
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| 70 | if ($error = pg_result_error($result)) { |
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| 71 | drupal_set_message(st('Failed to insert a value into a test table on your PostgreSQL database server. We tried inserting a value with the command %query and PostgreSQL reported the following error: %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 72 | $err = TRUE; |
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| 73 | } |
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| 74 | else { |
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| 75 | $success[] = 'INSERT'; |
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| 76 | } |
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| 77 | |
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| 78 | // Test UPDATE. |
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| 79 | $query = 'UPDATE drupal_install_test SET id = 2'; |
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| 80 | $result = pg_query($connection, $query); |
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| 81 | if ($error = pg_result_error($result)) { |
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| 82 | drupal_set_message(st('Failed to update a value in a test table on your PostgreSQL database server. We tried updating a value with the command %query and PostgreSQL reported the following error: %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 83 | $err = TRUE; |
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| 84 | } |
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| 85 | else { |
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| 86 | $success[] = 'UPDATE'; |
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| 87 | } |
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| 88 | |
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| 89 | // Test LOCK. |
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| 90 | $query = 'BEGIN; LOCK drupal_install_test IN SHARE ROW EXCLUSIVE MODE'; |
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| 91 | $result = pg_query($connection, $query); |
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| 92 | if ($error = pg_result_error($result)) { |
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| 93 | drupal_set_message(st('Failed to lock a test table on your PostgreSQL database server. We tried locking a table with the command %query and PostgreSQL reported the following error: %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 94 | $err = TRUE; |
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| 95 | } |
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| 96 | else { |
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| 97 | $success[] = 'LOCK'; |
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| 98 | } |
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| 99 | |
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| 100 | // Test UNLOCK, which is done automatically upon transaction end in PostgreSQL |
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| 101 | $query = 'COMMIT'; |
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| 102 | $result = pg_query($connection, $query); |
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| 103 | if ($error = pg_result_error()) { |
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| 104 | drupal_set_message(st('Failed to unlock a test table on your PostgreSQL database server. We tried unlocking a table with the command %query and PostgreSQL reported the following error: %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 105 | $err = TRUE; |
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| 106 | } |
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| 107 | else { |
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| 108 | $success[] = 'UNLOCK'; |
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| 109 | } |
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| 110 | |
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| 111 | // Test DELETE. |
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| 112 | $query = 'DELETE FROM drupal_install_test'; |
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| 113 | $result = pg_query($connection, $query); |
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| 114 | if ($error = pg_result_error()) { |
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| 115 | drupal_set_message(st('Failed to delete a value from a test table on your PostgreSQL database server. We tried deleting a value with the command %query and PostgreSQL reported the following error: %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 116 | $err = TRUE; |
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| 117 | } |
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| 118 | else { |
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| 119 | $success[] = 'DELETE'; |
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| 120 | } |
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| 121 | |
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| 122 | // Test DROP. |
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| 123 | $query = 'DROP TABLE drupal_install_test'; |
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| 124 | $result = pg_query($connection, $query); |
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| 125 | if ($error = pg_result_error()) { |
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| 126 | drupal_set_message(st('Failed to drop a test table from your PostgreSQL database server. We tried dropping a table with the command %query and PostgreSQL reported the following error %error.', array('%query' => $query, '%error' => $error)), 'error'); |
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| 127 | $err = TRUE; |
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| 128 | } |
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| 129 | else { |
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| 130 | $success[] = 'DROP'; |
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| 131 | } |
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| 132 | |
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| 133 | if ($err) { |
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| 134 | return FALSE; |
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| 135 | } |
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| 136 | |
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| 137 | pg_close($connection); |
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| 138 | return TRUE; |
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| 139 | } |
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