silverstripe-framework/core/model/DatabaseAdmin.php
Andrew O'Neil 7780205ba9 Check for safe mode before setting time limit
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@39899 467b73ca-7a2a-4603-9d3b-597d59a354a9
2007-08-12 23:59:02 +00:00

428 lines
12 KiB
PHP

<?php
/**
* Database Administration
*
* @package sapphire
* @subpackage core
*/
/**
* Include the DB class
*/
require_once("core/model/DB.php");
/**
* DatabaseAdmin class
*
* Utility functions for administrating the database. These can be accessed
* via URL, e.g. http://www.yourdomain.com/db/build.
*/
class DatabaseAdmin extends Controller {
/**
* Get the data classes, grouped by their root class
*
* @return array Array of data classes, grouped by their root class
*/
function groupedDataClasses() {
// Get all root data objects
$allClasses = get_declared_classes();
foreach($allClasses as $class) {
if(get_parent_class($class) == "DataObject")
$rootClasses[$class] = array();
}
// Assign every other data object one of those
foreach($allClasses as $class) {
if(!isset($rootClasses[$class]) && is_subclass_of($class, "DataObject")) {
foreach($rootClasses as $rootClass => $dummy) {
if(is_subclass_of($class, $rootClass)) {
$rootClasses[$rootClass][] = $class;
break;
}
}
}
}
return $rootClasses;
}
/**
* Display a simple HTML menu of database admin helpers.
*/
function index() {
echo "<h2>Database Administration Helpers</h2>";
echo "<p><a href=\"build\">Add missing database fields (similar to sanity check).</a></p>";
echo "<p><a href=\"../images/flush\">Flush <b>all</b> of the generated images.</a></p>";
}
/**
* Updates the database schema, creating tables & fields as necessary.
*/
function build() {
if((Director::isLive() && ClassInfo::hasTable('Member') &&
ClassInfo::hasTable('Group') && ClassInfo::hasTable('Permission'))
&& (!Member::currentUser() || !Member::currentUser()->isAdmin())) {
Security::permissionFailure($this,
"This page is secured and you need administrator rights to access it. " .
"Enter your credentials below and we will send you right along.");
return;
}
// The default time limit of 30 seconds is normally not enough
if(ini_get("safe_mode") != "1") {
set_time_limit(600);
}
$this->doBuild(isset($_REQUEST['quiet']) ||
isset($_REQUEST['from_installer']));
}
/**
* Check if database needs to be built, and build it if it does.
*/
static function autoBuild() {
$dataClasses = ClassInfo::subclassesFor('DataObject');
$lastBuilt = self::lastBuilt();
foreach($dataClasses as $class) {
if(filemtime(getClassFile($class)) > $lastBuilt) {
$da = new DatabaseAdmin();
$da->doBuild(true);
return;
}
}
}
/**
* Returns the timestamp of the time that the database was last built
*
* @return string Returns the timestamp of the time that the database was
* last built
*/
static function lastBuilt() {
$file = TEMP_FOLDER . '/database-last-generated-' .
str_replace(array('\\','/',':'), '.' , Director::baseFolder());
if(file_exists($file)) {
return filemtime($file);
}
}
/**
* Updates the database schema, creating tables & fields as necessary.
*
* @param boolean $quiet Don't show messages
*/
function doBuild($quiet = false) {
if($quiet) {
DB::quiet();
} else {
echo "<h2>Building Database</h2>";
}
// Set up the initial database
if(!DB::isActive()) {
if(!$quiet) {
echo '<p><b>Creating database</b></p>';
}
DB::createDatabase();
}
// Get all our classes
ManifestBuilder::compileManifest();
ManifestBuilder::includeEverything();
// Build the database. Most of the hard work is handled by DataObject
$dataClasses = ClassInfo::subclassesFor('DataObject');
array_shift($dataClasses);
if(!$quiet) {
echo '<p><b>Creating database tables</b></p>';
}
foreach($dataClasses as $dataClass) {
// Test_ indicates that it's the data class is part of testing system
if(strpos($dataClass,'Test_') === false) {
if(!$quiet) {
echo "<li>$dataClass";
}
singleton($dataClass)->requireTable();
}
}
ManifestBuilder::compileManifest();
if(!$quiet) {
echo '<p><b>Creating database records</b></p>';
}
foreach($dataClasses as $dataClass) {
// Test_ indicates that it's the data class is part of testing system
if(strpos($dataClass,'Test_') === false) {
if(!$quiet) {
echo "<li>$dataClass";
}
singleton($dataClass)->requireDefaultRecords();
}
}
touch(TEMP_FOLDER . '/database-last-generated-' .str_replace(array('\\','/',':'),'.', Director::baseFolder()));
if(isset($_REQUEST['from_installer'])) {
echo "OK";
}
}
/**
* Method used to check mod_rewrite is working correctly in the installer.
*/
function testinstall() {
echo "OK";
}
/**
* Remove invalid records from tables - that is, records that don't have
* corresponding records in their parent class tables.
*/
function cleanup() {
$allClasses = get_declared_classes();
foreach($allClasses as $class) {
if(get_parent_class($class) == 'DataObject') {
$baseClasses[] = $class;
}
}
foreach($baseClasses as $baseClass) {
// Get data classes
$subclasses = ClassInfo::subclassesFor($baseClass);
unset($subclasses[0]);
foreach($subclasses as $k => $subclass) {
if(!singleton($subclass)->databaseFields()) {
unset($subclasses[$k]);
}
}
if($subclasses) {
$records = DB::query("SELECT * FROM `$baseClass`");
foreach($subclasses as $subclass) {
$recordExists[$subclass] =
DB::query("SELECT ID FROM `$subclass")->keyedColumn();
}
foreach($records as $record) {
foreach($subclasses as $subclass) {
$id = $record['ID'];
if(($record['ClassName'] != $subclass) &&
(!is_subclass_of($record['ClassName'], $subclass)) &&
($recordExists[$subclass][$id])) {
$sql = "DELETE FROM `$subclass` WHERE ID = $record[ID]";
echo "<li>$sql";
DB::query($sql);
}
}
}
}
}
}
/**
* Imports objects based on a specified CSV file in $_GET['FileName']
*/
function import(){
$FileName = $_GET['FileName'];
$FileName = $_SERVER['DOCUMENT_ROOT'] .
substr($_SERVER['PHP_SELF'], 0, strlen($_SERVER['PHP_SELF'])-18) .
"/assets/" . $FileName;
if(file_exists($FileName)) {
$handle = fopen($FileName,'r');
if($handle){
while (($data = fgetcsv($handle, 1000, ",")) !== FALSE) {
$num = count($data);
$row++;
if($row == 1){
for ($c=0; $c < $num; $c++) {
$ColumnHeaders[] = str_replace(' ','',$data[$c]);
// Have to add code here to remove unsafe chars..
}
} else {
$Product = new Product();
for ($c=0; $c < $num; $c++) {
$Product->$ColumnHeaders[$c] = trim($data[$c]);
}
$MainCategory = DataObject::get("ProductGroup",
"URLSegment LIKE '" . $Product->generateURLSegment(
$Product->Category) ."'");
if(!$MainCategory) {
// if we can't find a main category, create all three sub
// categories, as they must be unique.
$ProductGroup = new ProductGroup();
$ProductGroup->Title = $Product->Category;
print_r("<ul><li>Created : $ProductGroup->Title</li>");
$ProductGroup->ParentID = 1;
$index = $ProductGroup->write();
$ProductGroup->flushCache();
if($Product->SubCategory) {
$ChildProductGroup = new ProductGroup();
$ChildProductGroup->Title = $Product->SubCategory;
print_r("<ul><li>Created : $ChildProductGroup->Title</li>");
$ChildProductGroup->ClassName = "ProductGroup";
$ChildProductGroup->ParentID = $index;
$index = $ChildProductGroup->write();
$ChildProductGroup->flushCache();
}
if($Product->SubCategory2) {
$NestedProductGroup = new ProductGroup();
$NestedProductGroup->Title = $Product->SubCategory2;
print_r("<ul><li>Created : $NestedProductGroup->Title</li>");
$NestedProductGroup->ClassName = "ProductGroup";
$NestedProductGroup->ParentID = $index;
$index = $NestedProductGroup->write();
$NestedProductGroup->flushCache();
}
} else {
// We've found a main category. check if theres a second...
print_r("<ul><li>USING : $MainCategory->Title</li>");
$index = $MainCategory->ID;
$SubCategory = DataObject::get_one("ProductGroup",
"URLSegment LIKE '" . $Product->generateURLSegment(
$Product->SubCategory) ."'");
if(!$SubCategory && $Product->SubCategory) {
$ChildProductGroup = new ProductGroup();
$ChildProductGroup->Title = $Product->SubCategory;
print_r("<ul><li>Created : $ChildProductGroup->Title</li>");
$ChildProductGroup->ClassName = "ProductGroup";
$ChildProductGroup->ParentID = $index;
$index = $ChildProductGroup->write();
$ChildProductGroup->flushCache();
if($Product->SubCategory2) {
$NestedProductGroup = new ProductGroup();
$NestedProductGroup->Title = $Product->SubCategory2;
print_r("<ul><li>$NestedProductGroup->Title</li>");
$NestedProductGroup->ClassName = "ProductGroup";
$NestedProductGroup->ParentID = $index;
$index = $NestedProductGroup->write();
$NestedProductGroup->flushCache();
$index = $SubCategory2->ID;
}
} else if($Product->SubCategory){
print_r("<ul><li>USING : $SubCategory->Title</li>");
$index = $SubCategory->ID;
$SubCategory2 = DataObject::get_one("ProductGroup",
"URLSegment LIKE '" . $Product->generateURLSegment(
$Product->SubCategory2) ."'");
if($Product->SubCategory2) {
$NestedProductGroup = new ProductGroup();
$NestedProductGroup->Title = $Product->SubCategory2;
print_r("<ul><li>$NestedProductGroup->Title</li>");
$NestedProductGroup->ClassName = "ProductGroup";
$NestedProductGroup->ParentID = $index;
$index = $NestedProductGroup->write();
$NestedProductGroup->flushCache();
$index = $SubCategory2->ID;
}
}
}
$MatchedProduct = DataObject::get_one("Product",
"URLSegment LIKE '" . $Product->generateURLSegment(
$Product->Title) . "'");
if($MatchedProduct) {
// create the new parents / assign many many
$MatchedProduct->ParentID = $index;
// create the new product
$MatchedProduct->write();
$MatchedProduct->flushCache();
print_r(" <h4>UPDATED</h4></ul></ul></ul><br/><br/>");
} else {
// save the new product
$Product->ParentID = $index;
$Product->write();
$Product->flushCache();
print_r(" <h4>New Product $product->Title</h4></ul></ul></ul><br/><br/>");
}
}
}
fclose($handle);
} else {
print_r("<h1>Error: Could not open file.</h1>");
}
} else {
print_r("<h1>Error: Could not open file.</h1>");
}
}
/**
* Imports objects based on a specified CSV file in $_GET['FileName']
*/
function generateProductGroups() {
$FileName = $_GET['FileName'];
$FileName = $_SERVER['DOCUMENT_ROOT'] .
substr($_SERVER['PHP_SELF'], 0, strlen($_SERVER['PHP_SELF']) - 18) .
"/assets/" . $FileName;
if(file_exists($FileName)) {
$handle = fopen($FileName,'r');
if($handle) {
$i = 0;
while(($data = fgetcsv($handle, 1000, ",")) !== FALSE) {
$ProductGroup[$i] = $data[0];
if($data[1]) {
$ProductGroup[$i][] = $data[1];
}
if($data[2]) {
$ProductGroup[$i][][] = $data[2];
}
}
} else {
print_r("<h1>Error: Could not open file.</h1>");
}
} else {
print_r("<h1>Error: Could not open file.</h1>");
}
}
/**
* This method does nothing at the moment...
*/
function makeURL() {}
}
?>