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Merge pull request #8880 from tractorcow/pulls/4.2/enum-schema-shifting

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BUG Resolve issue where schema changes between enum / non-enum types
This commit is contained in:
Robbie Averill 2019-04-05 11:09:02 +13:00 committed by GitHub
commit 67d88c824b
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 49 additions and 46 deletions
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4
src/Forms/GridField/GridFieldLevelup.php
View File

@ -86,9 +86,9 @@ class GridFieldLevelup implements GridField_HTMLProvider
));
$template = SSViewer::get_templates_by_class($this, '', __CLASS__);
return array(
return [
'before' => $forTemplate->renderWith($template),
);
];
}
public function setAttributes($attrs)

51
src/ORM/Connect/DBSchemaManager.php
View File

@ -2,12 +2,13 @@
namespace SilverStripe\ORM\Connect;
use Exception;
use SilverStripe\Control\Director;
use SilverStripe\Core\Config\Config;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\ORM\FieldType\DBPrimaryKey;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\FieldType\DBField;
use Exception;
use SilverStripe\ORM\FieldType\DBPrimaryKey;
/**
* Represents and handles all schema management for a database
@ -710,33 +711,33 @@ MESSAGE
} elseif ($fieldValue != $specValue) {
// If enums/sets are being modified, then we need to fix existing data in the table.
// Update any records where the enum is set to a legacy value to be set to the default.
foreach (array('enum', 'set') as $enumtype) {
if (preg_match("/^$enumtype/i", $specValue)) {
$newStr = preg_replace("/(^$enumtype\\s*\\(')|('\\).*)/i", "", $spec_orig);
$new = preg_split("/'\\s*,\\s*'/", $newStr);
$enumValuesExpr = "/^(enum|set)\\s*\\(['\"](?<values>[^'\"]+)['\"]\\).*/i";
if (preg_match($enumValuesExpr, $specValue, $specMatches)
&& preg_match($enumValuesExpr, $spec_orig, $oldMatches)
) {
$new = preg_split("/'\\s*,\\s*'/", $specMatches['values']);
$old = preg_split("/'\\s*,\\s*'/", $oldMatches['values']);
$oldStr = preg_replace("/(^$enumtype\\s*\\(')|('\\).*)/i", "", $fieldValue);
$old = preg_split("/'\\s*,\\s*'/", $oldStr);
$holder = array();
foreach ($old as $check) {
if (!in_array($check, $new)) {
$holder[] = $check;
}
$holder = array();
foreach ($old as $check) {
if (!in_array($check, $new)) {
$holder[] = $check;
}
if (count($holder)) {
}
if (count($holder)) {
// Get default pre-escaped for SQL. We just use this directly, as we don't have a real way to
// de-encode SQL values
$default = explode('default ', $spec_orig);
$default = $default[1];
$query = "UPDATE \"$table\" SET $field=$default WHERE $field IN (";
for ($i = 0; $i + 1 < count($holder); $i++) {
$query .= "'{$holder[$i]}', ";
}
$query .= "'{$holder[$i]}')";
$this->query($query);
$defaultSQL = isset($default[1]) ? $default[1] : 'NULL';
// Reset to default any value in that is in the old enum, but not the new one
$placeholders = DB::placeholders($holder);
$query = "UPDATE \"{$table}\" SET \"{$field}\" = {$defaultSQL} WHERE \"{$field}\" IN ({$placeholders})";
$this->preparedQuery($query, $holder);
$amount = $this->database->affectedRows();
$this->alterationMessage("Changed $amount rows to default value of field $field"
. " (Value: $default)");
}
$this->alterationMessage(
"Changed $amount rows to default value of field $field (Value: $defaultSQL)"
);
}
}
$this->transAlterField($table, $field, $spec_orig);

40
src/includes/constants.php
View File

@ -41,11 +41,12 @@ if (!defined('BASE_PATH')) {
define('BASE_PATH', call_user_func(function () {
// Determine BASE_PATH based on the composer autoloader
foreach (debug_backtrace() as $backtraceItem) {
if (isset($backtraceItem['file']) && preg_match(
'#^(?<base>.*)(/|\\\\)vendor(/|\\\\)composer(/|\\\\)autoload_real.php#',
$backtraceItem['file'],
$matches
)) {
if (isset($backtraceItem['file'])
&& preg_match(
'#^(?<base>.*)(/|\\\\)vendor(/|\\\\)composer(/|\\\\)autoload_real.php#',
$backtraceItem['file'],
$matches
)) {
return realpath($matches['base']) ?: DIRECTORY_SEPARATOR;
}
}
@ -132,23 +133,24 @@ if (!defined('BASE_URL')) {
// When htaccess redirects from /base to /base/public folder, we need to only include /public
// in the BASE_URL if it's also present in the request
if ($baseURL
&& PUBLIC_DIR
&& isset($_SERVER['REQUEST_URI'])
&& substr($baseURL, -strlen(PUBLIC_DIR)) === PUBLIC_DIR
if (!$baseURL
|| !PUBLIC_DIR
|| !isset($_SERVER['REQUEST_URI'])
|| substr($baseURL, -strlen(PUBLIC_DIR)) !== PUBLIC_DIR
) {
$requestURI = $_SERVER['REQUEST_URI'];
// Check if /base/public or /base are in the request
foreach ([$baseURL, dirname($baseURL)] as $candidate) {
if (stripos($requestURI, $candidate) === 0) {
return $candidate;
}
}
// Ambiguous
return '';
return $baseURL;
}
return $baseURL;
$requestURI = $_SERVER['REQUEST_URI'];
// Check if /base/public or /base are in the request
foreach ([$baseURL, dirname($baseURL)] as $candidate) {
if (stripos($requestURI, $candidate) === 0) {
return $candidate;
}
}
// Ambiguous
return '';
}));
}