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<?php
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// Copyright (c) 2004 ars Cognita Inc., all rights reserved
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/* ******************************************************************************
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Released under both BSD license and Lesser GPL library license.
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Whenever there is any discrepancy between the two licenses,
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the BSD license will take precedence.
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*******************************************************************************/
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/**
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* xmlschema is a class that allows the user to quickly and easily
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* build a database on any ADOdb-supported platform using a simple
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* XML schema.
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*
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* Last Editor: $Author: kdziedzi $
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* @author Richard Tango-Lowy & Dan Cech
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* @version $Revision: 1.1 $
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*
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* @package axmls
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* @tutorial getting_started.pkg
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*/
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function _file_get_contents($file)
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{
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if (function_exists('file_get_contents')) return file_get_contents($file);
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$f = fopen($file,'r');
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if (!$f) return '';
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$t = '';
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while ($s = fread($f,100000)) $t .= $s;
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fclose($f);
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return $t;
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}
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/**
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* Debug on or off
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*/
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if( !defined( 'XMLS_DEBUG' ) ) {
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define( 'XMLS_DEBUG', FALSE );
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}
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/**
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* Default prefix key
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*/
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if( !defined( 'XMLS_PREFIX' ) ) {
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define( 'XMLS_PREFIX', '%%P' );
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}
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/**
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* Maximum length allowed for object prefix
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*/
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if( !defined( 'XMLS_PREFIX_MAXLEN' ) ) {
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define( 'XMLS_PREFIX_MAXLEN', 10 );
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}
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/**
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* Execute SQL inline as it is generated
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*/
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if( !defined( 'XMLS_EXECUTE_INLINE' ) ) {
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define( 'XMLS_EXECUTE_INLINE', FALSE );
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}
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/**
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* Continue SQL Execution if an error occurs?
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*/
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if( !defined( 'XMLS_CONTINUE_ON_ERROR' ) ) {
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define( 'XMLS_CONTINUE_ON_ERROR', FALSE );
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}
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/**
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* Current Schema Version
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*/
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if( !defined( 'XMLS_SCHEMA_VERSION' ) ) {
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define( 'XMLS_SCHEMA_VERSION', '0.2' );
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}
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/**
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* Default Schema Version. Used for Schemas without an explicit version set.
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*/
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if( !defined( 'XMLS_DEFAULT_SCHEMA_VERSION' ) ) {
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define( 'XMLS_DEFAULT_SCHEMA_VERSION', '0.1' );
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}
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/**
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* Default Schema Version. Used for Schemas without an explicit version set.
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*/
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if( !defined( 'XMLS_DEFAULT_UPGRADE_METHOD' ) ) {
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define( 'XMLS_DEFAULT_UPGRADE_METHOD', 'ALTER' );
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}
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/**
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* Include the main ADODB library
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*/
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if( !defined( '_ADODB_LAYER' ) ) {
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require( 'adodb.inc.php' );
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require( 'adodb-datadict.inc.php' );
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}
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/**
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* Abstract DB Object. This class provides basic methods for database objects, such
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* as tables and indexes.
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*
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* @package axmls
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* @access private
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*/
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class dbObject {
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/**
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* var object Parent
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*/
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var $parent;
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/**
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* var string current element
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*/
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var $currentElement;
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/**
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* NOP
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*/
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function dbObject( &$parent, $attributes = NULL ) {
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$this->parent =& $parent;
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}
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/**
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* XML Callback to process start elements
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*
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* @access private
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*/
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function _tag_open( &$parser, $tag, $attributes ) {
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}
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/**
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* XML Callback to process CDATA elements
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*
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* @access private
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*/
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function _tag_cdata( &$parser, $cdata ) {
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}
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/**
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* XML Callback to process end elements
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*
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* @access private
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*/
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function _tag_close( &$parser, $tag ) {
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}
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function create() {
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return array();
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}
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/**
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* Destroys the object
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*/
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function destroy() {
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unset( $this );
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}
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/**
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* Checks whether the specified RDBMS is supported by the current
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* database object or its ranking ancestor.
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*
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* @param string $platform RDBMS platform name (from ADODB platform list).
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* @return boolean TRUE if RDBMS is supported; otherwise returns FALSE.
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*/
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function supportedPlatform( $platform = NULL ) {
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return is_object( $this->parent ) ? $this->parent->supportedPlatform( $platform ) : TRUE;
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}
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/**
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* Returns the prefix set by the ranking ancestor of the database object.
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*
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* @param string $name Prefix string.
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* @return string Prefix.
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*/
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function prefix( $name = '' ) {
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return is_object( $this->parent ) ? $this->parent->prefix( $name ) : $name;
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}
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/**
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* Extracts a field ID from the specified field.
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*
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* @param string $field Field.
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* @return string Field ID.
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*/
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function FieldID( $field ) {
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return strtoupper( preg_replace( '/^`(.+)`$/', '$1', $field ) );
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}
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}
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/**
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* Creates a table object in ADOdb's datadict format
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*
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* This class stores information about a database table. As charactaristics
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* of the table are loaded from the external source, methods and properties
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* of this class are used to build up the table description in ADOdb's
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* datadict format.
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*
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* @package axmls
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* @access private
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*/
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class dbTable extends dbObject {
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/**
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* @var string Table name
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*/
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var $name;
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/**
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* @var array Field specifier: Meta-information about each field
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*/
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var $fields = array();
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/**
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* @var array List of table indexes.
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*/
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var $indexes = array();
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/**
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* @var array Table options: Table-level options
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*/
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var $opts = array();
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/**
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* @var string Field index: Keeps track of which field is currently being processed
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*/
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var $current_field;
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/**
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* @var boolean Mark table for destruction
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* @access private
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*/
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var $drop_table;
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/**
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* @var boolean Mark field for destruction (not yet implemented)
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* @access private
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*/
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var $drop_field = array();
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/**
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* Iniitializes a new table object.
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*
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* @param string $prefix DB Object prefix
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* @param array $attributes Array of table attributes.
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*/
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function dbTable( &$parent, $attributes = NULL ) {
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$this->parent =& $parent;
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$this->name = $this->prefix($attributes['NAME']);
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}
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/**
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* XML Callback to process start elements. Elements currently
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* processed are: INDEX, DROP, FIELD, KEY, NOTNULL, AUTOINCREMENT & DEFAULT.
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*
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* @access private
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*/
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function _tag_open( &$parser, $tag, $attributes ) {
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$this->currentElement = strtoupper( $tag );
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switch( $this->currentElement ) {
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case 'INDEX':
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if( !isset( $attributes['PLATFORM'] ) OR $this->supportedPlatform( $attributes['PLATFORM'] ) ) {
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xml_set_object( $parser, $this->addIndex( $attributes ) );
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}
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break;
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case 'DATA':
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if( !isset( $attributes['PLATFORM'] ) OR $this->supportedPlatform( $attributes['PLATFORM'] ) ) {
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xml_set_object( $parser, $this->addData( $attributes ) );
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}
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break;
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case 'DROP':
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$this->drop();
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break;
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case 'FIELD':
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// Add a field
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$fieldName = $attributes['NAME'];
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$fieldType = $attributes['TYPE'];
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$fieldSize = isset( $attributes['SIZE'] ) ? $attributes['SIZE'] : NULL;
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$fieldOpts = isset( $attributes['OPTS'] ) ? $attributes['OPTS'] : NULL;
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$this->addField( $fieldName, $fieldType, $fieldSize, $fieldOpts );
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break;
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case 'KEY':
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case 'NOTNULL':
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case 'AUTOINCREMENT':
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// Add a field option
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$this->addFieldOpt( $this->current_field, $this->currentElement );
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break;
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case 'DEFAULT':
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// Add a field option to the table object
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// Work around ADOdb datadict issue that misinterprets empty strings.
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if( $attributes['VALUE'] == '' ) {
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$attributes['VALUE'] = " '' ";
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}
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$this->addFieldOpt( $this->current_field, $this->currentElement, $attributes['VALUE'] );
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break;
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case 'DEFDATE':
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case 'DEFTIMESTAMP':
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// Add a field option to the table object
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$this->addFieldOpt( $this->current_field, $this->currentElement );
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break;
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default:
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// print_r( array( $tag, $attributes ) );
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}
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}
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/**
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* XML Callback to process CDATA elements
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*
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* @access private
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*/
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function _tag_cdata( &$parser, $cdata ) {
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switch( $this->currentElement ) {
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// Table constraint
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case 'CONSTRAINT':
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if( isset( $this->current_field ) ) {
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$this->addFieldOpt( $this->current_field, $this->currentElement, $cdata );
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} else {
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$this->addTableOpt( $cdata );
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}
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break;
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// Table option
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case 'OPT':
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$this->addTableOpt( $cdata );
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break;
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default:
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}
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}
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/**
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* XML Callback to process end elements
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*
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* @access private
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*/
|
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function _tag_close( &$parser, $tag ) {
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$this->currentElement = '';
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switch( strtoupper( $tag ) ) {
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case 'TABLE':
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$this->parent->addSQL( $this->create( $this->parent ) );
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xml_set_object( $parser, $this->parent );
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$this->destroy();
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break;
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case 'FIELD':
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unset($this->current_field);
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break;
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}
|
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}
|
| 358 |
|
| 359 |
/**
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* Adds an index to a table object
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*
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* @param array $attributes Index attributes
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* @return object dbIndex object
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*/
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function &addIndex( $attributes ) {
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$name = strtoupper( $attributes['NAME'] );
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$this->indexes[$name] =& new dbIndex( $this, $attributes );
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return $this->indexes[$name];
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}
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/**
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* Adds data to a table object
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| 373 |
*
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* @param array $attributes Data attributes
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* @return object dbData object
|
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*/
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function &addData( $attributes ) {
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if( !isset( $this->data ) ) {
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$this->data =& new dbData( $this, $attributes );
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}
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return $this->data;
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}
|
| 383 |
|
| 384 |
/**
|
| 385 |
* Adds a field to a table object
|
| 386 |
*
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| 387 |
* $name is the name of the table to which the field should be added.
|
| 388 |
* $type is an ADODB datadict field type. The following field types
|
| 389 |
* are supported as of ADODB 3.40:
|
| 390 |
* - C: varchar
|
| 391 |
* - X: CLOB (character large object) or largest varchar size
|
| 392 |
* if CLOB is not supported
|
| 393 |
* - C2: Multibyte varchar
|
| 394 |
* - X2: Multibyte CLOB
|
| 395 |
* - B: BLOB (binary large object)
|
| 396 |
* - D: Date (some databases do not support this, and we return a datetime type)
|
| 397 |
* - T: Datetime or Timestamp
|
| 398 |
* - L: Integer field suitable for storing booleans (0 or 1)
|
| 399 |
* - I: Integer (mapped to I4)
|
| 400 |
* - I1: 1-byte integer
|
| 401 |
* - I2: 2-byte integer
|
| 402 |
* - I4: 4-byte integer
|
| 403 |
* - I8: 8-byte integer
|
| 404 |
* - F: Floating point number
|
| 405 |
* - N: Numeric or decimal number
|
| 406 |
*
|
| 407 |
* @param string $name Name of the table to which the field will be added.
|
| 408 |
* @param string $type ADODB datadict field type.
|
| 409 |
* @param string $size Field size
|
| 410 |
* @param array $opts Field options array
|
| 411 |
* @return array Field specifier array
|
| 412 |
*/
|
| 413 |
function addField( $name, $type, $size = NULL, $opts = NULL ) {
|
| 414 |
$field_id = $this->FieldID( $name );
|
| 415 |
|
| 416 |
// Set the field index so we know where we are
|
| 417 |
$this->current_field = $field_id;
|
| 418 |
|
| 419 |
// Set the field name (required)
|
| 420 |
$this->fields[$field_id]['NAME'] = $name;
|
| 421 |
|
| 422 |
// Set the field type (required)
|
| 423 |
$this->fields[$field_id]['TYPE'] = $type;
|
| 424 |
|
| 425 |
// Set the field size (optional)
|
| 426 |
if( isset( $size ) ) {
|
| 427 |
$this->fields[$field_id]['SIZE'] = $size;
|
| 428 |
}
|
| 429 |
|
| 430 |
// Set the field options
|
| 431 |
if( isset( $opts ) ) {
|
| 432 |
$this->fields[$field_id]['OPTS'][] = $opts;
|
| 433 |
}
|
| 434 |
}
|
| 435 |
|
| 436 |
/**
|
| 437 |
* Adds a field option to the current field specifier
|
| 438 |
*
|
| 439 |
* This method adds a field option allowed by the ADOdb datadict
|
| 440 |
* and appends it to the given field.
|
| 441 |
*
|
| 442 |
* @param string $field Field name
|
| 443 |
* @param string $opt ADOdb field option
|
| 444 |
* @param mixed $value Field option value
|
| 445 |
* @return array Field specifier array
|
| 446 |
*/
|
| 447 |
function addFieldOpt( $field, $opt, $value = NULL ) {
|
| 448 |
if( !isset( $value ) ) {
|
| 449 |
$this->fields[$this->FieldID( $field )]['OPTS'][] = $opt;
|
| 450 |
// Add the option and value
|
| 451 |
} else {
|
| 452 |
$this->fields[$this->FieldID( $field )]['OPTS'][] = array( $opt => $value );
|
| 453 |
}
|
| 454 |
}
|
| 455 |
|
| 456 |
/**
|
| 457 |
* Adds an option to the table
|
| 458 |
*
|
| 459 |
* This method takes a comma-separated list of table-level options
|
| 460 |
* and appends them to the table object.
|
| 461 |
*
|
| 462 |
* @param string $opt Table option
|
| 463 |
* @return array Options
|
| 464 |
*/
|
| 465 |
function addTableOpt( $opt ) {
|
| 466 |
$this->opts[] = $opt;
|
| 467 |
|
| 468 |
return $this->opts;
|
| 469 |
}
|
| 470 |
|
| 471 |
/**
|
| 472 |
* Generates the SQL that will create the table in the database
|
| 473 |
*
|
| 474 |
* @param object $xmls adoSchema object
|
| 475 |
* @return array Array containing table creation SQL
|
| 476 |
*/
|
| 477 |
function create( &$xmls ) {
|
| 478 |
$sql = array();
|
| 479 |
|
| 480 |
// drop any existing indexes
|
| 481 |
if( is_array( $legacy_indexes = $xmls->dict->MetaIndexes( $this->name ) ) ) {
|
| 482 |
foreach( $legacy_indexes as $index => $index_details ) {
|
| 483 |
$sql[] = $xmls->dict->DropIndexSQL( $index, $this->name );
|
| 484 |
}
|
| 485 |
}
|
| 486 |
|
| 487 |
// remove fields to be dropped from table object
|
| 488 |
foreach( $this->drop_field as $field ) {
|
| 489 |
unset( $this->fields[$field] );
|
| 490 |
}
|
| 491 |
|
| 492 |
// if table exists
|
| 493 |
if( is_array( $legacy_fields = $xmls->dict->MetaColumns( $this->name ) ) ) {
|
| 494 |
// drop table
|
| 495 |
if( $this->drop_table ) {
|
| 496 |
$sql[] = $xmls->dict->DropTableSQL( $this->name );
|
| 497 |
|
| 498 |
return $sql;
|
| 499 |
}
|
| 500 |
|
| 501 |
// drop any existing fields not in schema
|
| 502 |
foreach( $legacy_fields as $field_id => $field ) {
|
| 503 |
if( !isset( $this->fields[$field_id] ) ) {
|
| 504 |
$sql[] = $xmls->dict->DropColumnSQL( $this->name, '`'.$field->name.'`' );
|
| 505 |
}
|
| 506 |
}
|
| 507 |
// if table doesn't exist
|
| 508 |
} else {
|
| 509 |
if( $this->drop_table ) {
|
| 510 |
return $sql;
|
| 511 |
}
|
| 512 |
|
| 513 |
$legacy_fields = array();
|
| 514 |
}
|
| 515 |
|
| 516 |
// Loop through the field specifier array, building the associative array for the field options
|
| 517 |
$fldarray = array();
|
| 518 |
|
| 519 |
foreach( $this->fields as $field_id => $finfo ) {
|
| 520 |
// Set an empty size if it isn't supplied
|
| 521 |
if( !isset( $finfo['SIZE'] ) ) {
|
| 522 |
$finfo['SIZE'] = '';
|
| 523 |
}
|
| 524 |
|
| 525 |
// Initialize the field array with the type and size
|
| 526 |
$fldarray[$field_id] = array(
|
| 527 |
'NAME' => $finfo['NAME'],
|
| 528 |
'TYPE' => $finfo['TYPE'],
|
| 529 |
'SIZE' => $finfo['SIZE']
|
| 530 |
);
|
| 531 |
|
| 532 |
// Loop through the options array and add the field options.
|
| 533 |
if( isset( $finfo['OPTS'] ) ) {
|
| 534 |
foreach( $finfo['OPTS'] as $opt ) {
|
| 535 |
// Option has an argument.
|
| 536 |
if( is_array( $opt ) ) {
|
| 537 |
$key = key( $opt );
|
| 538 |
$value = $opt[key( $opt )];
|
| 539 |
@$fldarray[$field_id][$key] .= $value;
|
| 540 |
// Option doesn't have arguments
|
| 541 |
} else {
|
| 542 |
$fldarray[$field_id][$opt] = $opt;
|
| 543 |
}
|
| 544 |
}
|
| 545 |
}
|
| 546 |
}
|
| 547 |
|
| 548 |
if( empty( $legacy_fields ) ) {
|
| 549 |
// Create the new table
|
| 550 |
$sql[] = $xmls->dict->CreateTableSQL( $this->name, $fldarray, $this->opts );
|
| 551 |
logMsg( end( $sql ), 'Generated CreateTableSQL' );
|
| 552 |
} else {
|
| 553 |
// Upgrade an existing table
|
| 554 |
logMsg( "Upgrading {$this->name} using '{$xmls->upgrade}'" );
|
| 555 |
switch( $xmls->upgrade ) {
|
| 556 |
// Use ChangeTableSQL
|
| 557 |
case 'ALTER':
|
| 558 |
logMsg( 'Generated ChangeTableSQL (ALTERing table)' );
|
| 559 |
$sql[] = $xmls->dict->ChangeTableSQL( $this->name, $fldarray, $this->opts );
|
| 560 |
break;
|
| 561 |
case 'REPLACE':
|
| 562 |
logMsg( 'Doing upgrade REPLACE (testing)' );
|
| 563 |
$sql[] = $xmls->dict->DropTableSQL( $this->name );
|
| 564 |
$sql[] = $xmls->dict->CreateTableSQL( $this->name, $fldarray, $this->opts );
|
| 565 |
break;
|
| 566 |
// ignore table
|
| 567 |
default:
|
| 568 |
return array();
|
| 569 |
}
|
| 570 |
}
|
| 571 |
|
| 572 |
foreach( $this->indexes as $index ) {
|
| 573 |
$sql[] = $index->create( $xmls );
|
| 574 |
}
|
| 575 |
|
| 576 |
if( isset( $this->data ) ) {
|
| 577 |
$sql[] = $this->data->create( $xmls );
|
| 578 |
}
|
| 579 |
|
| 580 |
return $sql;
|
| 581 |
}
|
| 582 |
|
| 583 |
/**
|
| 584 |
* Marks a field or table for destruction
|
| 585 |
*/
|
| 586 |
function drop() {
|
| 587 |
if( isset( $this->current_field ) ) {
|
| 588 |
// Drop the current field
|
| 589 |
logMsg( "Dropping field '{$this->current_field}' from table '{$this->name}'" );
|
| 590 |
// $this->drop_field[$this->current_field] = $xmls->dict->DropColumnSQL( $this->name, $this->current_field );
|
| 591 |
$this->drop_field[$this->current_field] = $this->current_field;
|
| 592 |
} else {
|
| 593 |
// Drop the current table
|
| 594 |
logMsg( "Dropping table '{$this->name}'" );
|
| 595 |
// $this->drop_table = $xmls->dict->DropTableSQL( $this->name );
|
| 596 |
$this->drop_table = TRUE;
|
| 597 |
}
|
| 598 |
}
|
| 599 |
}
|
| 600 |
|
| 601 |
/**
|
| 602 |
* Creates an index object in ADOdb's datadict format
|
| 603 |
*
|
| 604 |
* This class stores information about a database index. As charactaristics
|
| 605 |
* of the index are loaded from the external source, methods and properties
|
| 606 |
* of this class are used to build up the index description in ADOdb's
|
| 607 |
* datadict format.
|
| 608 |
*
|
| 609 |
* @package axmls
|
| 610 |
* @access private
|
| 611 |
*/
|
| 612 |
class dbIndex extends dbObject {
|
| 613 |
|
| 614 |
/**
|
| 615 |
* @var string Index name
|
| 616 |
*/
|
| 617 |
var $name;
|
| 618 |
|
| 619 |
/**
|
| 620 |
* @var array Index options: Index-level options
|
| 621 |
*/
|
| 622 |
var $opts = array();
|
| 623 |
|
| 624 |
/**
|
| 625 |
* @var array Indexed fields: Table columns included in this index
|
| 626 |
*/
|
| 627 |
var $columns = array();
|
| 628 |
|
| 629 |
/**
|
| 630 |
* @var boolean Mark index for destruction
|
| 631 |
* @access private
|
| 632 |
*/
|
| 633 |
var $drop = FALSE;
|
| 634 |
|
| 635 |
/**
|
| 636 |
* Initializes the new dbIndex object.
|
| 637 |
*
|
| 638 |
* @param object $parent Parent object
|
| 639 |
* @param array $attributes Attributes
|
| 640 |
*
|
| 641 |
* @internal
|
| 642 |
*/
|
| 643 |
function dbIndex( &$parent, $attributes = NULL ) {
|
| 644 |
$this->parent =& $parent;
|
| 645 |
|
| 646 |
$this->name = $this->prefix ($attributes['NAME']);
|
| 647 |
}
|
| 648 |
|
| 649 |
/**
|
| 650 |
* XML Callback to process start elements
|
| 651 |
*
|
| 652 |
* Processes XML opening tags.
|
| 653 |
* Elements currently processed are: DROP, CLUSTERED, BITMAP, UNIQUE, FULLTEXT & HASH.
|
| 654 |
*
|
| 655 |
* @access private
|
| 656 |
*/
|
| 657 |
function _tag_open( &$parser, $tag, $attributes ) {
|
| 658 |
$this->currentElement = strtoupper( $tag );
|
| 659 |
|
| 660 |
switch( $this->currentElement ) {
|
| 661 |
case 'DROP':
|
| 662 |
$this->drop();
|
| 663 |
break;
|
| 664 |
case 'CLUSTERED':
|
| 665 |
case 'BITMAP':
|
| 666 |
case 'UNIQUE':
|
| 667 |
case 'FULLTEXT':
|
| 668 |
case 'HASH':
|
| 669 |
// Add index Option
|
| 670 |
$this->addIndexOpt( $this->currentElement );
|
| 671 |
break;
|
| 672 |
default:
|
| 673 |
// print_r( array( $tag, $attributes ) );
|
| 674 |
}
|
| 675 |
}
|
| 676 |
|
| 677 |
/**
|
| 678 |
* XML Callback to process CDATA elements
|
| 679 |
*
|
| 680 |
* Processes XML cdata.
|
| 681 |
*
|
| 682 |
* @access private
|
| 683 |
*/
|
| 684 |
function _tag_cdata( &$parser, $cdata ) {
|
| 685 |
switch( $this->currentElement ) {
|
| 686 |
// Index field name
|
| 687 |
case 'COL':
|
| 688 |
$this->addField( $cdata );
|
| 689 |
break;
|
| 690 |
default:
|
| 691 |
|
| 692 |
}
|
| 693 |
}
|
| 694 |
|
| 695 |
/**
|
| 696 |
* XML Callback to process end elements
|
| 697 |
*
|
| 698 |
* @access private
|
| 699 |
*/
|
| 700 |
function _tag_close( &$parser, $tag ) {
|
| 701 |
$this->currentElement = '';
|
| 702 |
|
| 703 |
switch( strtoupper( $tag ) ) {
|
| 704 |
case 'INDEX':
|
| 705 |
xml_set_object( $parser, $this->parent );
|
| 706 |
break;
|
| 707 |
}
|
| 708 |
}
|
| 709 |
|
| 710 |
/**
|
| 711 |
* Adds a field to the index
|
| 712 |
*
|
| 713 |
* @param string $name Field name
|
| 714 |
* @return string Field list
|
| 715 |
*/
|
| 716 |
function addField( $name ) {
|
| 717 |
$this->columns[$this->FieldID( $name )] = $name;
|
| 718 |
|
| 719 |
// Return the field list
|
| 720 |
return $this->columns;
|
| 721 |
}
|
| 722 |
|
| 723 |
/**
|
| 724 |
* Adds options to the index
|
| 725 |
*
|
| 726 |
* @param string $opt Comma-separated list of index options.
|
| 727 |
* @return string Option list
|
| 728 |
*/
|
| 729 |
function addIndexOpt( $opt ) {
|
| 730 |
$this->opts[] = $opt;
|
| 731 |
|
| 732 |
// Return the options list
|
| 733 |
return $this->opts;
|
| 734 |
}
|
| 735 |
|
| 736 |
/**
|
| 737 |
* Generates the SQL that will create the index in the database
|
| 738 |
*
|
| 739 |
* @param object $xmls adoSchema object
|
| 740 |
* @return array Array containing index creation SQL
|
| 741 |
*/
|
| 742 |
function create( &$xmls ) {
|
| 743 |
if( $this->drop ) {
|
| 744 |
return NULL;
|
| 745 |
}
|
| 746 |
|
| 747 |
// eliminate any columns that aren't in the table
|
| 748 |
foreach( $this->columns as $id => $col ) {
|
| 749 |
if( !isset( $this->parent->fields[$id] ) ) {
|
| 750 |
unset( $this->columns[$id] );
|
| 751 |
}
|
| 752 |
}
|
| 753 |
|
| 754 |
return $xmls->dict->CreateIndexSQL( $this->name, $this->parent->name, $this->columns, $this->opts );
|
| 755 |
}
|
| 756 |
|
| 757 |
/**
|
| 758 |
* Marks an index for destruction
|
| 759 |
*/
|
| 760 |
function drop() {
|
| 761 |
$this->drop = TRUE;
|
| 762 |
}
|
| 763 |
}
|
| 764 |
|
| 765 |
/**
|
| 766 |
* Creates a data object in ADOdb's datadict format
|
| 767 |
*
|
| 768 |
* This class stores information about table data.
|
| 769 |
*
|
| 770 |
* @package axmls
|
| 771 |
* @access private
|
| 772 |
*/
|
| 773 |
class dbData extends dbObject {
|
| 774 |
|
| 775 |
var $data = array();
|
| 776 |
|
| 777 |
var $row;
|
| 778 |
|
| 779 |
/**
|
| 780 |
* Initializes the new dbIndex object.
|
| 781 |
*
|
| 782 |
* @param object $parent Parent object
|
| 783 |
* @param array $attributes Attributes
|
| 784 |
*
|
| 785 |
* @internal
|
| 786 |
*/
|
| 787 |
function dbData( &$parent, $attributes = NULL ) {
|
| 788 |
$this->parent =& $parent;
|
| 789 |
}
|
| 790 |
|
| 791 |
/**
|
| 792 |
* XML Callback to process start elements
|
| 793 |
*
|
| 794 |
* Processes XML opening tags.
|
| 795 |
* Elements currently processed are: DROP, CLUSTERED, BITMAP, UNIQUE, FULLTEXT & HASH.
|
| 796 |
*
|
| 797 |
* @access private
|
| 798 |
*/
|
| 799 |
function _tag_open( &$parser, $tag, $attributes ) {
|
| 800 |
$this->currentElement = strtoupper( $tag );
|
| 801 |
|
| 802 |
switch( $this->currentElement ) {
|
| 803 |
case 'ROW':
|
| 804 |
$this->row = count( $this->data );
|
| 805 |
$this->data[$this->row] = array();
|
| 806 |
break;
|
| 807 |
case 'F':
|
| 808 |
$this->addField($attributes);
|
| 809 |
default:
|
| 810 |
// print_r( array( $tag, $attributes ) );
|
| 811 |
}
|
| 812 |
}
|
| 813 |
|
| 814 |
/**
|
| 815 |
* XML Callback to process CDATA elements
|
| 816 |
*
|
| 817 |
* Processes XML cdata.
|
| 818 |
*
|
| 819 |
* @access private
|
| 820 |
*/
|
| 821 |
function _tag_cdata( &$parser, $cdata ) {
|
| 822 |
switch( $this->currentElement ) {
|
| 823 |
// Index field name
|
| 824 |
case 'F':
|
| 825 |
$this->addData( $cdata );
|
| 826 |
break;
|
| 827 |
default:
|
| 828 |
|
| 829 |
}
|
| 830 |
}
|
| 831 |
|
| 832 |
/**
|
| 833 |
* XML Callback to process end elements
|
| 834 |
*
|
| 835 |
* @access private
|
| 836 |
*/
|
| 837 |
function _tag_close( &$parser, $tag ) {
|
| 838 |
$this->currentElement = '';
|
| 839 |
|
| 840 |
switch( strtoupper( $tag ) ) {
|
| 841 |
case 'DATA':
|
| 842 |
xml_set_object( $parser, $this->parent );
|
| 843 |
break;
|
| 844 |
}
|
| 845 |
}
|
| 846 |
|
| 847 |
/**
|
| 848 |
* Adds a field to the index
|
| 849 |
*
|
| 850 |
* @param string $name Field name
|
| 851 |
* @return string Field list
|
| 852 |
*/
|
| 853 |
function addField( $attributes ) {
|
| 854 |
if( isset( $attributes['NAME'] ) ) {
|
| 855 |
$name = $attributes['NAME'];
|
| 856 |
} else {
|
| 857 |
$name = count($this->data[$this->row]);
|
| 858 |
}
|
| 859 |
|
| 860 |
// Set the field index so we know where we are
|
| 861 |
$this->current_field = $this->FieldID( $name );
|
| 862 |
}
|
| 863 |
|
| 864 |
/**
|
| 865 |
* Adds options to the index
|
| 866 |
*
|
| 867 |
* @param string $opt Comma-separated list of index options.
|
| 868 |
* @return string Option list
|
| 869 |
*/
|
| 870 |
function addData( $cdata ) {
|
| 871 |
if( !isset( $this->data[$this->row] ) ) {
|
| 872 |
$this->data[$this->row] = array();
|
| 873 |
}
|
| 874 |
|
| 875 |
if( !isset( $this->data[$this->row][$this->current_field] ) ) {
|
| 876 |
$this->data[$this->row][$this->current_field] = '';
|
| 877 |
}
|
| 878 |
|
| 879 |
$this->data[$this->row][$this->current_field] .= $cdata;
|
| 880 |
}
|
| 881 |
|
| 882 |
/**
|
| 883 |
* Generates the SQL that will create the index in the database
|
| 884 |
*
|
| 885 |
* @param object $xmls adoSchema object
|
| 886 |
* @return array Array containing index creation SQL
|
| 887 |
*/
|
| 888 |
function create( &$xmls ) {
|
| 889 |
$table = $xmls->dict->TableName($this->parent->name);
|
| 890 |
$table_field_count = count($this->parent->fields);
|
| 891 |
$sql = array();
|
| 892 |
|
| 893 |
// eliminate any columns that aren't in the table
|
| 894 |
foreach( $this->data as $row ) {
|
| 895 |
$table_fields = $this->parent->fields;
|
| 896 |
$fields = array();
|
| 897 |
|
| 898 |
foreach( $row as $field_id => $field_data ) {
|
| 899 |
if( !array_key_exists( $field_id, $table_fields ) ) {
|
| 900 |
if( is_numeric( $field_id ) ) {
|
| 901 |
$field_id = reset( array_keys( $table_fields ) );
|
| 902 |
} else {
|
| 903 |
continue;
|
| 904 |
}
|
| 905 |
}
|
| 906 |
|
| 907 |
$name = $table_fields[$field_id]['NAME'];
|
| 908 |
|
| 909 |
switch( $table_fields[$field_id]['TYPE'] ) {
|
| 910 |
case 'C':
|
| 911 |
case 'C2':
|
| 912 |
case 'X':
|
| 913 |
case 'X2':
|
| 914 |
$fields[$name] = $xmls->db->qstr( $field_data );
|
| 915 |
break;
|
| 916 |
case 'I':
|
| 917 |
case 'I1':
|
| 918 |
case 'I2':
|
| 919 |
case 'I4':
|
| 920 |
case 'I8':
|
| 921 |
$fields[$name] = intval($field_data);
|
| 922 |
break;
|
| 923 |
default:
|
| 924 |
$fields[$name] = $field_data;
|
| 925 |
}
|
| 926 |
|
| 927 |
unset($table_fields[$field_id]);
|
| 928 |
}
|
| 929 |
|
| 930 |
// check that at least 1 column is specified
|
| 931 |
if( empty( $fields ) ) {
|
| 932 |
continue;
|
| 933 |
}
|
| 934 |
|
| 935 |
// check that no required columns are missing
|
| 936 |
if( count( $fields ) < $table_field_count ) {
|
| 937 |
foreach( $table_fields as $field ) {
|
| 938 |
if (isset( $field['OPTS'] ))
|
| 939 |
if( ( in_array( 'NOTNULL', $field['OPTS'] ) || in_array( 'KEY', $field['OPTS'] ) ) && !in_array( 'AUTOINCREMENT', $field['OPTS'] ) ) {
|
| 940 |
continue(2);
|
| 941 |
}
|
| 942 |
}
|
| 943 |
}
|
| 944 |
|
| 945 |
$sql[] = 'INSERT INTO '. $table .' ('. implode( ',', array_keys( $fields ) ) .') VALUES ('. implode( ',', $fields ) .')';
|
| 946 |
}
|
| 947 |
|
| 948 |
return $sql;
|
| 949 |
}
|
| 950 |
}
|
| 951 |
|
| 952 |
/**
|
| 953 |
* Creates the SQL to execute a list of provided SQL queries
|
| 954 |
*
|
| 955 |
* @package axmls
|
| 956 |
* @access private
|
| 957 |
*/
|
| 958 |
class dbQuerySet extends dbObject {
|
| 959 |
|
| 960 |
/**
|
| 961 |
* @var array List of SQL queries
|
| 962 |
*/
|
| 963 |
var $queries = array();
|
| 964 |
|
| 965 |
/**
|
| 966 |
* @var string String used to build of a query line by line
|
| 967 |
*/
|
| 968 |
var $query;
|
| 969 |
|
| 970 |
/**
|
| 971 |
* @var string Query prefix key
|
| 972 |
*/
|
| 973 |
var $prefixKey = '';
|
| 974 |
|
| 975 |
/**
|
| 976 |
* @var boolean Auto prefix enable (TRUE)
|
| 977 |
*/
|
| 978 |
var $prefixMethod = 'AUTO';
|
| 979 |
|
| 980 |
/**
|
| 981 |
* Initializes the query set.
|
| 982 |
*
|
| 983 |
* @param object $parent Parent object
|
| 984 |
* @param array $attributes Attributes
|
| 985 |
*/
|
| 986 |
function dbQuerySet( &$parent, $attributes = NULL ) {
|
| 987 |
$this->parent =& $parent;
|
| 988 |
|
| 989 |
// Overrides the manual prefix key
|
| 990 |
if( isset( $attributes['KEY'] ) ) {
|
| 991 |
$this->prefixKey = $attributes['KEY'];
|
| 992 |
}
|
| 993 |
|
| 994 |
$prefixMethod = isset( $attributes['PREFIXMETHOD'] ) ? strtoupper( trim( $attributes['PREFIXMETHOD'] ) ) : '';
|
| 995 |
|
| 996 |
// Enables or disables automatic prefix prepending
|
| 997 |
switch( $prefixMethod ) {
|
| 998 |
case 'AUTO':
|
| 999 |
$this->prefixMethod = 'AUTO';
|
| 1000 |
break;
|
| 1001 |
case 'MANUAL':
|
| 1002 |
$this->prefixMethod = 'MANUAL';
|
| 1003 |
break;
|
| 1004 |
case 'NONE':
|
| 1005 |
$this->prefixMethod = 'NONE';
|
| 1006 |
break;
|
| 1007 |
}
|
| 1008 |
}
|
| 1009 |
|
| 1010 |
/**
|
| 1011 |
* XML Callback to process start elements. Elements currently
|
| 1012 |
* processed are: QUERY.
|
| 1013 |
*
|
| 1014 |
* @access private
|
| 1015 |
*/
|
| 1016 |
function _tag_open( &$parser, $tag, $attributes ) {
|
| 1017 |
$this->currentElement = strtoupper( $tag );
|
| 1018 |
|
| 1019 |
switch( $this->currentElement ) {
|
| 1020 |
case 'QUERY':
|
| 1021 |
// Create a new query in a SQL queryset.
|
| 1022 |
// Ignore this query set if a platform is specified and it's different than the
|
| 1023 |
// current connection platform.
|
| 1024 |
if( !isset( $attributes['PLATFORM'] ) OR $this->supportedPlatform( $attributes['PLATFORM'] ) ) {
|
| 1025 |
$this->newQuery();
|
| 1026 |
} else {
|
| 1027 |
$this->discardQuery();
|
| 1028 |
}
|
| 1029 |
break;
|
| 1030 |
default:
|
| 1031 |
// print_r( array( $tag, $attributes ) );
|
| 1032 |
}
|
| 1033 |
}
|
| 1034 |
|
| 1035 |
/**
|
| 1036 |
* XML Callback to process CDATA elements
|
| 1037 |
*/
|
| 1038 |
function _tag_cdata( &$parser, $cdata ) {
|
| 1039 |
switch( $this->currentElement ) {
|
| 1040 |
// Line of queryset SQL data
|
| 1041 |
case 'QUERY':
|
| 1042 |
$this->buildQuery( $cdata );
|
| 1043 |
break;
|
| 1044 |
default:
|
| 1045 |
|
| 1046 |
}
|
| 1047 |
}
|
| 1048 |
|
| 1049 |
/**
|
| 1050 |
* XML Callback to process end elements
|
| 1051 |
*
|
| 1052 |
* @access private
|
| 1053 |
*/
|
| 1054 |
function _tag_close( &$parser, $tag ) {
|
| 1055 |
$this->currentElement = '';
|
| 1056 |
|
| 1057 |
switch( strtoupper( $tag ) ) {
|
| 1058 |
case 'QUERY':
|
| 1059 |
// Add the finished query to the open query set.
|
| 1060 |
$this->addQuery();
|
| 1061 |
break;
|
| 1062 |
case 'SQL':
|
| 1063 |
$this->parent->addSQL( $this->create( $this->parent ) );
|
| 1064 |
xml_set_object( $parser, $this->parent );
|
| 1065 |
$this->destroy();
|
| 1066 |
break;
|
| 1067 |
default:
|
| 1068 |
|
| 1069 |
}
|
| 1070 |
}
|
| 1071 |
|
| 1072 |
/**
|
| 1073 |
* Re-initializes the query.
|
| 1074 |
*
|
| 1075 |
* @return boolean TRUE
|
| 1076 |
*/
|
| 1077 |
function newQuery() {
|
| 1078 |
$this->query = '';
|
| 1079 |
|
| 1080 |
return TRUE;
|
| 1081 |
}
|
| 1082 |
|
| 1083 |
/**
|
| 1084 |
* Discards the existing query.
|
| 1085 |
*
|
| 1086 |
* @return boolean TRUE
|
| 1087 |
*/
|
| 1088 |
function discardQuery() {
|
| 1089 |
unset( $this->query );
|
| 1090 |
|
| 1091 |
return TRUE;
|
| 1092 |
}
|
| 1093 |
|
| 1094 |
/**
|
| 1095 |
* Appends a line to a query that is being built line by line
|
| 1096 |
*
|
| 1097 |
* @param string $data Line of SQL data or NULL to initialize a new query
|
| 1098 |
* @return string SQL query string.
|
| 1099 |
*/
|
| 1100 |
function buildQuery( $sql = NULL ) {
|
| 1101 |
if( !isset( $this->query ) OR empty( $sql ) ) {
|
| 1102 |
return FALSE;
|
| 1103 |
}
|
| 1104 |
|
| 1105 |
$this->query .= $sql;
|
| 1106 |
|
| 1107 |
return $this->query;
|
| 1108 |
}
|
| 1109 |
|
| 1110 |
/**
|
| 1111 |
* Adds a completed query to the query list
|
| 1112 |
*
|
| 1113 |
* @return string SQL of added query
|
| 1114 |
*/
|
| 1115 |
function addQuery() {
|
| 1116 |
if( !isset( $this->query ) ) {
|
| 1117 |
return FALSE;
|
| 1118 |
}
|
| 1119 |
|
| 1120 |
$this->queries[] = $return = trim($this->query);
|
| 1121 |
|
| 1122 |
unset( $this->query );
|
| 1123 |
|
| 1124 |
return $return;
|
| 1125 |
}
|
| 1126 |
|
| 1127 |
/**
|
| 1128 |
* Creates and returns the current query set
|
| 1129 |
*
|
| 1130 |
* @param object $xmls adoSchema object
|
| 1131 |
* @return array Query set
|
| 1132 |
*/
|
| 1133 |
function create( &$xmls ) {
|
| 1134 |
foreach( $this->queries as $id => $query ) {
|
| 1135 |
switch( $this->prefixMethod ) {
|
| 1136 |
case 'AUTO':
|
| 1137 |
// Enable auto prefix replacement
|
| 1138 |
|
| 1139 |
// Process object prefix.
|
| 1140 |
// Evaluate SQL statements to prepend prefix to objects
|
| 1141 |
$query = $this->prefixQuery( '/^\s*((?is)INSERT\s+(INTO\s+)?)((\w+\s*,?\s*)+)(\s.*$)/', $query, $xmls->objectPrefix );
|
| 1142 |
$query = $this->prefixQuery( '/^\s*((?is)UPDATE\s+(FROM\s+)?)((\w+\s*,?\s*)+)(\s.*$)/', $query, $xmls->objectPrefix );
|
| 1143 |
$query = $this->prefixQuery( '/^\s*((?is)DELETE\s+(FROM\s+)?)((\w+\s*,?\s*)+)(\s.*$)/', $query, $xmls->objectPrefix );
|
| 1144 |
|
| 1145 |
// SELECT statements aren't working yet
|
| 1146 |
#$data = preg_replace( '/(?ias)(^\s*SELECT\s+.*\s+FROM)\s+(\W\s*,?\s*)+((?i)\s+WHERE.*$)/', "\1 $prefix\2 \3", $data );
|
| 1147 |
|
| 1148 |
case 'MANUAL':
|
| 1149 |
// If prefixKey is set and has a value then we use it to override the default constant XMLS_PREFIX.
|
| 1150 |
// If prefixKey is not set, we use the default constant XMLS_PREFIX
|
| 1151 |
if( isset( $this->prefixKey ) AND( $this->prefixKey !== '' ) ) {
|
| 1152 |
// Enable prefix override
|
| 1153 |
$query = str_replace( $this->prefixKey, $xmls->objectPrefix, $query );
|
| 1154 |
} else {
|
| 1155 |
// Use default replacement
|
| 1156 |
$query = str_replace( XMLS_PREFIX , $xmls->objectPrefix, $query );
|
| 1157 |
}
|
| 1158 |
}
|
| 1159 |
|
| 1160 |
$this->queries[$id] = trim( $query );
|
| 1161 |
}
|
| 1162 |
|
| 1163 |
// Return the query set array
|
| 1164 |
return $this->queries;
|
| 1165 |
}
|
| 1166 |
|
| 1167 |
/**
|
| 1168 |
* Rebuilds the query with the prefix attached to any objects
|
| 1169 |
*
|
| 1170 |
* @param string $regex Regex used to add prefix
|
| 1171 |
* @param string $query SQL query string
|
| 1172 |
* @param string $prefix Prefix to be appended to tables, indices, etc.
|
| 1173 |
* @return string Prefixed SQL query string.
|
| 1174 |
*/
|
| 1175 |
function prefixQuery( $regex, $query, $prefix = NULL ) {
|
| 1176 |
if( !isset( $prefix ) ) {
|
| 1177 |
return $query;
|
| 1178 |
}
|
| 1179 |
|
| 1180 |
if( preg_match( $regex, $query, $match ) ) {
|
| 1181 |
$preamble = $match[1];
|
| 1182 |
$postamble = $match[5];
|
| 1183 |
$objectList = explode( ',', $match[3] );
|
| 1184 |
// $prefix = $prefix . '_';
|
| 1185 |
|
| 1186 |
$prefixedList = '';
|
| 1187 |
|
| 1188 |
foreach( $objectList as $object ) {
|
| 1189 |
if( $prefixedList !== '' ) {
|
| 1190 |
$prefixedList .= ', ';
|
| 1191 |
}
|
| 1192 |
|
| 1193 |
$prefixedList .= $prefix . trim( $object );
|
| 1194 |
}
|
| 1195 |
|
| 1196 |
$query = $preamble . ' ' . $prefixedList . ' ' . $postamble;
|
| 1197 |
}
|
| 1198 |
|
| 1199 |
return $query;
|
| 1200 |
}
|
| 1201 |
}
|
| 1202 |
|
| 1203 |
/**
|
| 1204 |
* Loads and parses an XML file, creating an array of "ready-to-run" SQL statements
|
| 1205 |
*
|
| 1206 |
* This class is used to load and parse the XML file, to create an array of SQL statements
|
| 1207 |
* that can be used to build a database, and to build the database using the SQL array.
|
| 1208 |
*
|
| 1209 |
* @tutorial getting_started.pkg
|
| 1210 |
*
|
| 1211 |
* @author Richard Tango-Lowy & Dan Cech
|
| 1212 |
* @version $Revision: 1.1 $
|
| 1213 |
*
|
| 1214 |
* @package axmls
|
| 1215 |
*/
|
| 1216 |
class adoSchema {
|
| 1217 |
|
| 1218 |
/**
|
| 1219 |
* @var array Array containing SQL queries to generate all objects
|
| 1220 |
* @access private
|
| 1221 |
*/
|
| 1222 |
var $sqlArray;
|
| 1223 |
|
| 1224 |
/**
|
| 1225 |
* @var object ADOdb connection object
|
| 1226 |
* @access private
|
| 1227 |
*/
|
| 1228 |
var $db;
|
| 1229 |
|
| 1230 |
/**
|
| 1231 |
* @var object ADOdb Data Dictionary
|
| 1232 |
* @access private
|
| 1233 |
*/
|
| 1234 |
var $dict;
|
| 1235 |
|
| 1236 |
/**
|
| 1237 |
* @var string Current XML element
|
| 1238 |
* @access private
|
| 1239 |
*/
|
| 1240 |
var $currentElement = '';
|
| 1241 |
|
| 1242 |
/**
|
| 1243 |
* @var string If set (to 'ALTER' or 'REPLACE'), upgrade an existing database
|
| 1244 |
* @access private
|
| 1245 |
*/
|
| 1246 |
var $upgrade = '';
|
| 1247 |
|
| 1248 |
/**
|
| 1249 |
* @var string Optional object prefix
|
| 1250 |
* @access private
|
| 1251 |
*/
|
| 1252 |
var $objectPrefix = '';
|
| 1253 |
|
| 1254 |
/**
|
| 1255 |
* @var long Original Magic Quotes Runtime value
|
| 1256 |
* @access private
|
| 1257 |
*/
|
| 1258 |
var $mgq;
|
| 1259 |
|
| 1260 |
/**
|
| 1261 |
* @var long System debug
|
| 1262 |
* @access private
|
| 1263 |
*/
|
| 1264 |
var $debug;
|
| 1265 |
|
| 1266 |
/**
|
| 1267 |
* @var string Regular expression to find schema version
|
| 1268 |
* @access private
|
| 1269 |
*/
|
| 1270 |
var $versionRegex = '/<schema.*?( version="([^"]*)")?.*?>/';
|
| 1271 |
|
| 1272 |
/**
|
| 1273 |
* @var string Current schema version
|
| 1274 |
* @access private
|
| 1275 |
*/
|
| 1276 |
var $schemaVersion;
|
| 1277 |
|
| 1278 |
/**
|
| 1279 |
* @var int Success of last Schema execution
|
| 1280 |
*/
|
| 1281 |
var $success;
|
| 1282 |
|
| 1283 |
/**
|
| 1284 |
* @var bool Execute SQL inline as it is generated
|
| 1285 |
*/
|
| 1286 |
var $executeInline;
|
| 1287 |
|
| 1288 |
/**
|
| 1289 |
* @var bool Continue SQL execution if errors occur
|
| 1290 |
*/
|
| 1291 |
var $continueOnError;
|
| 1292 |
|
| 1293 |
/**
|
| 1294 |
* Creates an adoSchema object
|
| 1295 |
*
|
| 1296 |
* Creating an adoSchema object is the first step in processing an XML schema.
|
| 1297 |
* The only parameter is an ADOdb database connection object, which must already
|
| 1298 |
* have been created.
|
| 1299 |
*
|
| 1300 |
* @param object $db ADOdb database connection object.
|
| 1301 |
*/
|
| 1302 |
function adoSchema( &$db ) {
|
| 1303 |
// Initialize the environment
|
| 1304 |
$this->mgq = get_magic_quotes_runtime();
|
| 1305 |
set_magic_quotes_runtime(0);
|
| 1306 |
|
| 1307 |
$this->db =& $db;
|
| 1308 |
$this->debug = $this->db->debug;
|
| 1309 |
$this->dict = NewDataDictionary( $this->db );
|
| 1310 |
$this->sqlArray = array();
|
| 1311 |
$this->schemaVersion = XMLS_SCHEMA_VERSION;
|
| 1312 |
$this->executeInline( XMLS_EXECUTE_INLINE );
|
| 1313 |
$this->continueOnError( XMLS_CONTINUE_ON_ERROR );
|
| 1314 |
$this->setUpgradeMethod();
|
| 1315 |
}
|
| 1316 |
|
| 1317 |
/**
|
| 1318 |
* Sets the method to be used for upgrading an existing database
|
| 1319 |
*
|
| 1320 |
* Use this method to specify how existing database objects should be upgraded.
|
| 1321 |
* The method option can be set to ALTER, REPLACE, BEST, or NONE. ALTER attempts to
|
| 1322 |
* alter each database object directly, REPLACE attempts to rebuild each object
|
| 1323 |
* from scratch, BEST attempts to determine the best upgrade method for each
|
| 1324 |
* object, and NONE disables upgrading.
|
| 1325 |
*
|
| 1326 |
* This method is not yet used by AXMLS, but exists for backward compatibility.
|
| 1327 |
* The ALTER method is automatically assumed when the adoSchema object is
|
| 1328 |
* instantiated; other upgrade methods are not currently supported.
|
| 1329 |
*
|
| 1330 |
* @param string $method Upgrade method (ALTER|REPLACE|BEST|NONE)
|
| 1331 |
* @returns string Upgrade method used
|
| 1332 |
*/
|
| 1333 |
function SetUpgradeMethod( $method = '' ) {
|
| 1334 |
if( !is_string( $method ) ) {
|
| 1335 |
return FALSE;
|
| 1336 |
}
|
| 1337 |
|
| 1338 |
$method = strtoupper( $method );
|
| 1339 |
|
| 1340 |
// Handle the upgrade methods
|
| 1341 |
switch( $method ) {
|
| 1342 |
case 'ALTER':
|
| 1343 |
$this->upgrade = $method;
|
| 1344 |
break;
|
| 1345 |
case 'REPLACE':
|
| 1346 |
$this->upgrade = $method;
|
| 1347 |
break;
|
| 1348 |
case 'BEST':
|
| 1349 |
$this->upgrade = 'ALTER';
|
| 1350 |
break;
|
| 1351 |
case 'NONE':
|
| 1352 |
$this->upgrade = 'NONE';
|
| 1353 |
break;
|
| 1354 |
default:
|
| 1355 |
// Use default if no legitimate method is passed.
|
| 1356 |
$this->upgrade = XMLS_DEFAULT_UPGRADE_METHOD;
|
| 1357 |
}
|
| 1358 |
|
| 1359 |
return $this->upgrade;
|
| 1360 |
}
|
| 1361 |
|
| 1362 |
/**
|
| 1363 |
* Enables/disables inline SQL execution.
|
| 1364 |
*
|
| 1365 |
* Call this method to enable or disable inline execution of the schema. If the mode is set to TRUE (inline execution),
|
| 1366 |
* AXMLS applies the SQL to the database immediately as each schema entity is parsed. If the mode
|
| 1367 |
* is set to FALSE (post execution), AXMLS parses the entire schema and you will need to call adoSchema::ExecuteSchema()
|
| 1368 |
* to apply the schema to the database.
|
| 1369 |
*
|
| 1370 |
* @param bool $mode execute
|
| 1371 |
* @return bool current execution mode
|
| 1372 |
*
|
| 1373 |
* @see ParseSchema(), ExecuteSchema()
|
| 1374 |
*/
|
| 1375 |
function ExecuteInline( $mode = NULL ) {
|
| 1376 |
if( is_bool( $mode ) ) {
|
| 1377 |
$this->executeInline = $mode;
|
| 1378 |
}
|
| 1379 |
|
| 1380 |
return $this->executeInline;
|
| 1381 |
}
|
| 1382 |
|
| 1383 |
/**
|
| 1384 |
* Enables/disables SQL continue on error.
|
| 1385 |
*
|
| 1386 |
* Call this method to enable or disable continuation of SQL execution if an error occurs.
|
| 1387 |
* If the mode is set to TRUE (continue), AXMLS will continue to apply SQL to the database, even if an error occurs.
|
| 1388 |
* If the mode is set to FALSE (halt), AXMLS will halt execution of generated sql if an error occurs, though parsing
|
| 1389 |
* of the schema will continue.
|
| 1390 |
*
|
| 1391 |
* @param bool $mode execute
|
| 1392 |
* @return bool current continueOnError mode
|
| 1393 |
*
|
| 1394 |
* @see addSQL(), ExecuteSchema()
|
| 1395 |
*/
|
| 1396 |
function ContinueOnError( $mode = NULL ) {
|
| 1397 |
if( is_bool( $mode ) ) {
|
| 1398 |
$this->continueOnError = $mode;
|
| 1399 |
}
|
| 1400 |
|
| 1401 |
return $this->continueOnError;
|
| 1402 |
}
|
| 1403 |
|
| 1404 |
/**
|
| 1405 |
* Loads an XML schema from a file and converts it to SQL.
|
| 1406 |
*
|
| 1407 |
* Call this method to load the specified schema (see the DTD for the proper format) from
|
| 1408 |
* the filesystem and generate the SQL necessary to create the database described.
|
| 1409 |
* @see ParseSchemaString()
|
| 1410 |
*
|
| 1411 |
* @param string $file Name of XML schema file.
|
| 1412 |
* @param bool $returnSchema Return schema rather than parsing.
|
| 1413 |
* @return array Array of SQL queries, ready to execute
|
| 1414 |
*/
|
| 1415 |
function ParseSchema( $filename, $returnSchema = FALSE ) {
|
| 1416 |
return $this->ParseSchemaString( $this->ConvertSchemaFile( $filename ), $returnSchema );
|
| 1417 |
}
|
| 1418 |
|
| 1419 |
/**
|
| 1420 |
* Loads an XML schema from a file and converts it to SQL.
|
| 1421 |
*
|
| 1422 |
* Call this method to load the specified schema from a file (see the DTD for the proper format)
|
| 1423 |
* and generate the SQL necessary to create the database described by the schema.
|
| 1424 |
*
|
| 1425 |
* @param string $file Name of XML schema file.
|
| 1426 |
* @param bool $returnSchema Return schema rather than parsing.
|
| 1427 |
* @return array Array of SQL queries, ready to execute.
|
| 1428 |
*
|
| 1429 |
* @deprecated Replaced by adoSchema::ParseSchema() and adoSchema::ParseSchemaString()
|
| 1430 |
* @see ParseSchema(), ParseSchemaString()
|
| 1431 |
*/
|
| 1432 |
function ParseSchemaFile( $filename, $returnSchema = FALSE ) {
|
| 1433 |
// Open the file
|
| 1434 |
if( !($fp = fopen( $filename, 'r' )) ) {
|
| 1435 |
// die( 'Unable to open file' );
|
| 1436 |
return FALSE;
|
| 1437 |
}
|
| 1438 |
|
| 1439 |
// do version detection here
|
| 1440 |
if( $this->SchemaFileVersion( $filename ) != $this->schemaVersion ) {
|
| 1441 |
return FALSE;
|
| 1442 |
}
|
| 1443 |
|
| 1444 |
if ( $returnSchema )
|
| 1445 |
{
|
| 1446 |
$xmlstring = '';
|
| 1447 |
while( $data = fread( $fp, 100000 ) ) {
|
| 1448 |
$xmlstring .= $data;
|
| 1449 |
}
|
| 1450 |
return $xmlstring;
|
| 1451 |
}
|
| 1452 |
|
| 1453 |
$this->success = 2;
|
| 1454 |
|
| 1455 |
$xmlParser = $this->create_parser();
|
| 1456 |
|
| 1457 |
// Process the file
|
| 1458 |
while( $data = fread( $fp, 4096 ) ) {
|
| 1459 |
if( !xml_parse( $xmlParser, $data, feof( $fp ) ) ) {
|
| 1460 |
die( sprintf(
|
| 1461 |
"XML error: %s at line %d",
|
| 1462 |
xml_error_string( xml_get_error_code( $xmlParser) ),
|
| 1463 |
xml_get_current_line_number( $xmlParser)
|
| 1464 |
) );
|
| 1465 |
}
|
| 1466 |
}
|
| 1467 |
|
| 1468 |
xml_parser_free( $xmlParser );
|
| 1469 |
|
| 1470 |
return $this->sqlArray;
|
| 1471 |
}
|
| 1472 |
|
| 1473 |
/**
|
| 1474 |
* Converts an XML schema string to SQL.
|
| 1475 |
*
|
| 1476 |
* Call this method to parse a string containing an XML schema (see the DTD for the proper format)
|
| 1477 |
* and generate the SQL necessary to create the database described by the schema.
|
| 1478 |
* @see ParseSchema()
|
| 1479 |
*
|
| 1480 |
* @param string $xmlstring XML schema string.
|
| 1481 |
* @param bool $returnSchema Return schema rather than parsing.
|
| 1482 |
* @return array Array of SQL queries, ready to execute.
|
| 1483 |
*/
|
| 1484 |
function ParseSchemaString( $xmlstring, $returnSchema = FALSE ) {
|
| 1485 |
if( !is_string( $xmlstring ) OR empty( $xmlstring ) ) {
|
| 1486 |
return FALSE;
|
| 1487 |
}
|
| 1488 |
|
| 1489 |
// do version detection here
|
| 1490 |
if( $this->SchemaStringVersion( $xmlstring ) != $this->schemaVersion ) {
|
| 1491 |
return FALSE;
|
| 1492 |
}
|
| 1493 |
|
| 1494 |
if ( $returnSchema )
|
| 1495 |
{
|
| 1496 |
return $xmlstring;
|
| 1497 |
}
|
| 1498 |
|
| 1499 |
$this->success = 2;
|
| 1500 |
|
| 1501 |
$xmlParser = $this->create_parser();
|
| 1502 |
|
| 1503 |
if( !xml_parse( $xmlParser, $xmlstring, TRUE ) ) {
|
| 1504 |
die( sprintf(
|
| 1505 |
"XML error: %s at line %d",
|
| 1506 |
xml_error_string( xml_get_error_code( $xmlParser) ),
|
| 1507 |
xml_get_current_line_number( $xmlParser)
|
| 1508 |
) );
|
| 1509 |
}
|
| 1510 |
|
| 1511 |
xml_parser_free( $xmlParser );
|
| 1512 |
|
| 1513 |
return $this->sqlArray;
|
| 1514 |
}
|
| 1515 |
|
| 1516 |
/**
|
| 1517 |
* Loads an XML schema from a file and converts it to uninstallation SQL.
|
| 1518 |
*
|
| 1519 |
* Call this method to load the specified schema (see the DTD for the proper format) from
|
| 1520 |
* the filesystem and generate the SQL necessary to remove the database described.
|
| 1521 |
* @see RemoveSchemaString()
|
| 1522 |
*
|
| 1523 |
* @param string $file Name of XML schema file.
|
| 1524 |
* @param bool $returnSchema Return schema rather than parsing.
|
| 1525 |
* @return array Array of SQL queries, ready to execute
|
| 1526 |
*/
|
| 1527 |
function RemoveSchema( $filename, $returnSchema = FALSE ) {
|
| 1528 |
return $this->RemoveSchemaString( $this->ConvertSchemaFile( $filename ), $returnSchema );
|
| 1529 |
}
|
| 1530 |
|
| 1531 |
/**
|
| 1532 |
* Converts an XML schema string to uninstallation SQL.
|
| 1533 |
*
|
| 1534 |
* Call this method to parse a string containing an XML schema (see the DTD for the proper format)
|
| 1535 |
* and generate the SQL necessary to uninstall the database described by the schema.
|
| 1536 |
* @see RemoveSchema()
|
| 1537 |
*
|
| 1538 |
* @param string $schema XML schema string.
|
| 1539 |
* @param bool $returnSchema Return schema rather than parsing.
|
| 1540 |
* @return array Array of SQL queries, ready to execute.
|
| 1541 |
*/
|
| 1542 |
function RemoveSchemaString( $schema, $returnSchema = FALSE ) {
|
| 1543 |
|
| 1544 |
// grab current version
|
| 1545 |
if( !( $version = $this->SchemaStringVersion( $schema ) ) ) {
|
| 1546 |
return FALSE;
|
| 1547 |
}
|
| 1548 |
|
| 1549 |
return $this->ParseSchemaString( $this->TransformSchema( $schema, 'remove-' . $version), $returnSchema );
|
| 1550 |
}
|
| 1551 |
|
| 1552 |
/**
|
| 1553 |
* Applies the current XML schema to the database (post execution).
|
| 1554 |
*
|
| 1555 |
* Call this method to apply the current schema (generally created by calling
|
| 1556 |
* ParseSchema() or ParseSchemaString() ) to the database (creating the tables, indexes,
|
| 1557 |
* and executing other SQL specified in the schema) after parsing.
|
| 1558 |
* @see ParseSchema(), ParseSchemaString(), ExecuteInline()
|
| 1559 |
*
|
| 1560 |
* @param array $sqlArray Array of SQL statements that will be applied rather than
|
| 1561 |
* the current schema.
|
| 1562 |
* @param boolean $continueOnErr Continue to apply the schema even if an error occurs.
|
| 1563 |
* @returns integer 0 if failure, 1 if errors, 2 if successful.
|
| 1564 |
*/
|
| 1565 |
function ExecuteSchema( $sqlArray = NULL, $continueOnErr = NULL ) {
|
| 1566 |
if( !is_bool( $continueOnErr ) ) {
|
| 1567 |
$continueOnErr = $this->ContinueOnError();
|
| 1568 |
}
|
| 1569 |
|
| 1570 |
if( !isset( $sqlArray ) ) {
|
| 1571 |
$sqlArray = $this->sqlArray;
|
| 1572 |
}
|
| 1573 |
|
| 1574 |
if( !is_array( $sqlArray ) ) {
|
| 1575 |
$this->success = 0;
|
| 1576 |
} else {
|
| 1577 |
$this->success = $this->dict->ExecuteSQLArray( $sqlArray, $continueOnErr );
|
| 1578 |
}
|
| 1579 |
|
| 1580 |
return $this->success;
|
| 1581 |
}
|
| 1582 |
|
| 1583 |
/**
|
| 1584 |
* Returns the current SQL array.
|
| 1585 |
*
|
| 1586 |
* Call this method to fetch the array of SQL queries resulting from
|
| 1587 |
* ParseSchema() or ParseSchemaString().
|
| 1588 |
*
|
| 1589 |
* @param string $format Format: HTML, TEXT, or NONE (PHP array)
|
| 1590 |
* @return array Array of SQL statements or FALSE if an error occurs
|
| 1591 |
*/
|
| 1592 |
function PrintSQL( $format = 'NONE' ) {
|
| 1593 |
$sqlArray = null;
|
| 1594 |
return $this->getSQL( $format, $sqlArray );
|
| 1595 |
}
|
| 1596 |
|
| 1597 |
/**
|
| 1598 |
* Saves the current SQL array to the local filesystem as a list of SQL queries.
|
| 1599 |
*
|
| 1600 |
* Call this method to save the array of SQL queries (generally resulting from a
|
| 1601 |
* parsed XML schema) to the filesystem.
|
| 1602 |
*
|
| 1603 |
* @param string $filename Path and name where the file should be saved.
|
| 1604 |
* @return boolean TRUE if save is successful, else FALSE.
|
| 1605 |
*/
|
| 1606 |
function SaveSQL( $filename = './schema.sql' ) {
|
| 1607 |
|
| 1608 |
if( !isset( $sqlArray ) ) {
|
| 1609 |
$sqlArray = $this->sqlArray;
|
| 1610 |
}
|
| 1611 |
if( !isset( $sqlArray ) ) {
|
| 1612 |
return FALSE;
|
| 1613 |
}
|
| 1614 |
|
| 1615 |
$fp = fopen( $filename, "w" );
|
| 1616 |
|
| 1617 |
foreach( $sqlArray as $key => $query ) {
|
| 1618 |
fwrite( $fp, $query . ";\n" );
|
| 1619 |
}
|
| 1620 |
fclose( $fp );
|
| 1621 |
}
|
| 1622 |
|
| 1623 |
/**
|
| 1624 |
* Create an xml parser
|
| 1625 |
*
|
| 1626 |
* @return object PHP XML parser object
|
| 1627 |
*
|
| 1628 |
* @access private
|
| 1629 |
*/
|
| 1630 |
function &create_parser() {
|
| 1631 |
// Create the parser
|
| 1632 |
$xmlParser = xml_parser_create();
|
| 1633 |
xml_set_object( $xmlParser, $this );
|
| 1634 |
|
| 1635 |
// Initialize the XML callback functions
|
| 1636 |
xml_set_element_handler( $xmlParser, '_tag_open', '_tag_close' );
|
| 1637 |
xml_set_character_data_handler( $xmlParser, '_tag_cdata' );
|
| 1638 |
|
| 1639 |
return $xmlParser;
|
| 1640 |
}
|
| 1641 |
|
| 1642 |
/**
|
| 1643 |
* XML Callback to process start elements
|
| 1644 |
*
|
| 1645 |
* @access private
|
| 1646 |
*/
|
| 1647 |
function _tag_open( &$parser, $tag, $attributes ) {
|
| 1648 |
switch( strtoupper( $tag ) ) {
|
| 1649 |
case 'TABLE':
|
| 1650 |
$this->obj = new dbTable( $this, $attributes );
|
| 1651 |
xml_set_object( $parser, $this->obj );
|
| 1652 |
break;
|
| 1653 |
case 'SQL':
|
| 1654 |
if( !isset( $attributes['PLATFORM'] ) OR $this->supportedPlatform( $attributes['PLATFORM'] ) ) {
|
| 1655 |
$this->obj = new dbQuerySet( $this, $attributes );
|
| 1656 |
xml_set_object( $parser, $this->obj );
|
| 1657 |
}
|
| 1658 |
break;
|
| 1659 |
default:
|
| 1660 |
// print_r( array( $tag, $attributes ) );
|
| 1661 |
}
|
| 1662 |
|
| 1663 |
}
|
| 1664 |
|
| 1665 |
/**
|
| 1666 |
* XML Callback to process CDATA elements
|
| 1667 |
*
|
| 1668 |
* @access private
|
| 1669 |
*/
|
| 1670 |
function _tag_cdata( &$parser, $cdata ) {
|
| 1671 |
}
|
| 1672 |
|
| 1673 |
/**
|
| 1674 |
* XML Callback to process end elements
|
| 1675 |
*
|
| 1676 |
* @access private
|
| 1677 |
* @internal
|
| 1678 |
*/
|
| 1679 |
function _tag_close( &$parser, $tag ) {
|
| 1680 |
|
| 1681 |
}
|
| 1682 |
|
| 1683 |
/**
|
| 1684 |
* Converts an XML schema string to the specified DTD version.
|
| 1685 |
*
|
| 1686 |
* Call this method to convert a string containing an XML schema to a different AXMLS
|
| 1687 |
* DTD version. For instance, to convert a schema created for an pre-1.0 version for
|
| 1688 |
* AXMLS (DTD version 0.1) to a newer version of the DTD (e.g. 0.2). If no DTD version
|
| 1689 |
* parameter is specified, the schema will be converted to the current DTD version.
|
| 1690 |
* If the newFile parameter is provided, the converted schema will be written to the specified
|
| 1691 |
* file.
|
| 1692 |
* @see ConvertSchemaFile()
|
| 1693 |
*
|
| 1694 |
* @param string $schema String containing XML schema that will be converted.
|
| 1695 |
* @param string $newVersion DTD version to convert to.
|
| 1696 |
* @param string $newFile File name of (converted) output file.
|
| 1697 |
* @return string Converted XML schema or FALSE if an error occurs.
|
| 1698 |
*/
|
| 1699 |
function ConvertSchemaString( $schema, $newVersion = NULL, $newFile = NULL ) {
|
| 1700 |
|
| 1701 |
// grab current version
|
| 1702 |
if( !( $version = $this->SchemaStringVersion( $schema ) ) ) {
|
| 1703 |
return FALSE;
|
| 1704 |
}
|
| 1705 |
|
| 1706 |
if( !isset ($newVersion) ) {
|
| 1707 |
$newVersion = $this->schemaVersion;
|
| 1708 |
}
|
| 1709 |
|
| 1710 |
if( $version == $newVersion ) {
|
| 1711 |
$result = $schema;
|
| 1712 |
} else {
|
| 1713 |
$result = $this->TransformSchema( $schema, 'convert-' . $version . '-' . $newVersion);
|
| 1714 |
}
|
| 1715 |
|
| 1716 |
if( is_string( $result ) AND is_string( $newFile ) AND ( $fp = fopen( $newFile, 'w' ) ) ) {
|
| 1717 |
fwrite( $fp, $result );
|
| 1718 |
fclose( $fp );
|
| 1719 |
}
|
| 1720 |
|
| 1721 |
return $result;
|
| 1722 |
}
|
| 1723 |
|
| 1724 |
// compat for pre-4.3 - jlim
|
| 1725 |
function _file_get_contents($path)
|
| 1726 |
{
|
| 1727 |
if (function_exists('file_get_contents')) return file_get_contents($path);
|
| 1728 |
return join('',file($path));
|
| 1729 |
}
|
| 1730 |
|
| 1731 |
/**
|
| 1732 |
* Converts an XML schema file to the specified DTD version.
|
| 1733 |
*
|
| 1734 |
* Call this method to convert the specified XML schema file to a different AXMLS
|
| 1735 |
* DTD version. For instance, to convert a schema created for an pre-1.0 version for
|
| 1736 |
* AXMLS (DTD version 0.1) to a newer version of the DTD (e.g. 0.2). If no DTD version
|
| 1737 |
* parameter is specified, the schema will be converted to the current DTD version.
|
| 1738 |
* If the newFile parameter is provided, the converted schema will be written to the specified
|
| 1739 |
* file.
|
| 1740 |
* @see ConvertSchemaString()
|
| 1741 |
*
|
| 1742 |
* @param string $filename Name of XML schema file that will be converted.
|
| 1743 |
* @param string $newVersion DTD version to convert to.
|
| 1744 |
* @param string $newFile File name of (converted) output file.
|
| 1745 |
* @return string Converted XML schema or FALSE if an error occurs.
|
| 1746 |
*/
|
| 1747 |
function ConvertSchemaFile( $filename, $newVersion = NULL, $newFile = NULL ) {
|
| 1748 |
|
| 1749 |
// grab current version
|
| 1750 |
if( !( $version = $this->SchemaFileVersion( $filename ) ) ) {
|
| 1751 |
return FALSE;
|
| 1752 |
}
|
| 1753 |
|
| 1754 |
if( !isset ($newVersion) ) {
|
| 1755 |
$newVersion = $this->schemaVersion;
|
| 1756 |
}
|
| 1757 |
|
| 1758 |
if( $version == $newVersion ) {
|
| 1759 |
$result = _file_get_contents( $filename );
|
| 1760 |
|
| 1761 |
// remove unicode BOM if present
|
| 1762 |
if( substr( $result, 0, 3 ) == sprintf( '%c%c%c', 239, 187, 191 ) ) {
|
| 1763 |
$result = substr( $result, 3 );
|
| 1764 |
}
|
| 1765 |
} else {
|
| 1766 |
$result = $this->TransformSchema( $filename, 'convert-' . $version . '-' . $newVersion, 'file' );
|
| 1767 |
}
|
| 1768 |
|
| 1769 |
if( is_string( $result ) AND is_string( $newFile ) AND ( $fp = fopen( $newFile, 'w' ) ) ) {
|
| 1770 |
fwrite( $fp, $result );
|
| 1771 |
fclose( $fp );
|
| 1772 |
}
|
| 1773 |
|
| 1774 |
return $result;
|
| 1775 |
}
|
| 1776 |
|
| 1777 |
function TransformSchema( $schema, $xsl, $schematype='string' )
|
| 1778 |
{
|
| 1779 |
// Fail if XSLT extension is not available
|
| 1780 |
if( ! function_exists( 'xslt_create' ) ) {
|
| 1781 |
return FALSE;
|
| 1782 |
}
|
| 1783 |
|
| 1784 |
$xsl_file = dirname( __FILE__ ) . '/xsl/' . $xsl . '.xsl';
|
| 1785 |
|
| 1786 |
// look for xsl
|
| 1787 |
if( !is_readable( $xsl_file ) ) {
|
| 1788 |
return FALSE;
|
| 1789 |
}
|
| 1790 |
|
| 1791 |
switch( $schematype )
|
| 1792 |
{
|
| 1793 |
case 'file':
|
| 1794 |
if( !is_readable( $schema ) ) {
|
| 1795 |
return FALSE;
|
| 1796 |
}
|
| 1797 |
|
| 1798 |
$schema = _file_get_contents( $schema );
|
| 1799 |
break;
|
| 1800 |
case 'string':
|
| 1801 |
default:
|
| 1802 |
if( !is_string( $schema ) ) {
|
| 1803 |
return FALSE;
|
| 1804 |
}
|
| 1805 |
}
|
| 1806 |
|
| 1807 |
$arguments = array (
|
| 1808 |
'/_xml' => $schema,
|
| 1809 |
'/_xsl' => _file_get_contents( $xsl_file )
|
| 1810 |
);
|
| 1811 |
|
| 1812 |
// create an XSLT processor
|
| 1813 |
$xh = xslt_create ();
|
| 1814 |
|
| 1815 |
// set error handler
|
| 1816 |
xslt_set_error_handler ($xh, array (&$this, 'xslt_error_handler'));
|
| 1817 |
|
| 1818 |
// process the schema
|
| 1819 |
$result = xslt_process ($xh, 'arg:/_xml', 'arg:/_xsl', NULL, $arguments);
|
| 1820 |
|
| 1821 |
xslt_free ($xh);
|
| 1822 |
|
| 1823 |
return $result;
|
| 1824 |
}
|
| 1825 |
|
| 1826 |
/**
|
| 1827 |
* Processes XSLT transformation errors
|
| 1828 |
*
|
| 1829 |
* @param object $parser XML parser object
|
| 1830 |
* @param integer $errno Error number
|
| 1831 |
* @param integer $level Error level
|
| 1832 |
* @param array $fields Error information fields
|
| 1833 |
*
|
| 1834 |
* @access private
|
| 1835 |
*/
|
| 1836 |
function xslt_error_handler( $parser, $errno, $level, $fields ) {
|
| 1837 |
if( is_array( $fields ) ) {
|
| 1838 |
$msg = array(
|
| 1839 |
'Message Type' => ucfirst( $fields['msgtype'] ),
|
| 1840 |
'Message Code' => $fields['code'],
|
| 1841 |
'Message' => $fields['msg'],
|
| 1842 |
'Error Number' => $errno,
|
| 1843 |
'Level' => $level
|
| 1844 |
);
|
| 1845 |
|
| 1846 |
switch( $fields['URI'] ) {
|
| 1847 |
case 'arg:/_xml':
|
| 1848 |
$msg['Input'] = 'XML';
|
| 1849 |
break;
|
| 1850 |
case 'arg:/_xsl':
|
| 1851 |
$msg['Input'] = 'XSL';
|
| 1852 |
break;
|
| 1853 |
default:
|
| 1854 |
$msg['Input'] = $fields['URI'];
|
| 1855 |
}
|
| 1856 |
|
| 1857 |
$msg['Line'] = $fields['line'];
|
| 1858 |
} else {
|
| 1859 |
$msg = array(
|
| 1860 |
'Message Type' => 'Error',
|
| 1861 |
'Error Number' => $errno,
|
| 1862 |
'Level' => $level,
|
| 1863 |
'Fields' => var_export( $fields, TRUE )
|
| 1864 |
);
|
| 1865 |
}
|
| 1866 |
|
| 1867 |
$error_details = $msg['Message Type'] . ' in XSLT Transformation' . "\n"
|
| 1868 |
. '<table>' . "\n";
|
| 1869 |
|
| 1870 |
foreach( $msg as $label => $details ) {
|
| 1871 |
$error_details .= '<tr><td><b>' . $label . ': </b></td><td>' . htmlentities( $details ) . '</td></tr>' . "\n";
|
| 1872 |
}
|
| 1873 |
|
| 1874 |
$error_details .= '</table>';
|
| 1875 |
|
| 1876 |
trigger_error( $error_details, E_USER_ERROR );
|
| 1877 |
}
|
| 1878 |
|
| 1879 |
/**
|
| 1880 |
* Returns the AXMLS Schema Version of the requested XML schema file.
|
| 1881 |
*
|
| 1882 |
* Call this method to obtain the AXMLS DTD version of the requested XML schema file.
|
| 1883 |
* @see SchemaStringVersion()
|
| 1884 |
*
|
| 1885 |
* @param string $filename AXMLS schema file
|
| 1886 |
* @return string Schema version number or FALSE on error
|
| 1887 |
*/
|
| 1888 |
function SchemaFileVersion( $filename ) {
|
| 1889 |
// Open the file
|
| 1890 |
if( !($fp = fopen( $filename, 'r' )) ) {
|
| 1891 |
// die( 'Unable to open file' );
|
| 1892 |
return FALSE;
|
| 1893 |
}
|
| 1894 |
|
| 1895 |
// Process the file
|
| 1896 |
while( $data = fread( $fp, 4096 ) ) {
|
| 1897 |
if( preg_match( $this->versionRegex, $data, $matches ) ) {
|
| 1898 |
return !empty( $matches[2] ) ? $matches[2] : XMLS_DEFAULT_SCHEMA_VERSION;
|
| 1899 |
}
|
| 1900 |
}
|
| 1901 |
|
| 1902 |
return FALSE;
|
| 1903 |
}
|
| 1904 |
|
| 1905 |
/**
|
| 1906 |
* Returns the AXMLS Schema Version of the provided XML schema string.
|
| 1907 |
*
|
| 1908 |
* Call this method to obtain the AXMLS DTD version of the provided XML schema string.
|
| 1909 |
* @see SchemaFileVersion()
|
| 1910 |
*
|
| 1911 |
* @param string $xmlstring XML schema string
|
| 1912 |
* @return string Schema version number or FALSE on error
|
| 1913 |
*/
|
| 1914 |
function SchemaStringVersion( $xmlstring ) {
|
| 1915 |
if( !is_string( $xmlstring ) OR empty( $xmlstring ) ) {
|
| 1916 |
return FALSE;
|
| 1917 |
}
|
| 1918 |
|
| 1919 |
if( preg_match( $this->versionRegex, $xmlstring, $matches ) ) {
|
| 1920 |
return !empty( $matches[2] ) ? $matches[2] : XMLS_DEFAULT_SCHEMA_VERSION;
|
| 1921 |
}
|
| 1922 |
|
| 1923 |
return FALSE;
|
| 1924 |
}
|
| 1925 |
|
| 1926 |
/**
|
| 1927 |
* Extracts an XML schema from an existing database.
|
| 1928 |
*
|
| 1929 |
* Call this method to create an XML schema string from an existing database.
|
| 1930 |
* If the data parameter is set to TRUE, AXMLS will include the data from the database
|
| 1931 |
* in the schema.
|
| 1932 |
*
|
| 1933 |
* @param boolean $data Include data in schema dump
|
| 1934 |
* @return string Generated XML schema
|
| 1935 |
*/
|
| 1936 |
function ExtractSchema( $data = FALSE ) {
|
| 1937 |
$old_mode = $this->db->SetFetchMode( ADODB_FETCH_NUM );
|
| 1938 |
|
| 1939 |
$schema = '<?xml version="1.0"?>' . "\n"
|
| 1940 |
. '<schema version="' . $this->schemaVersion . '">' . "\n";
|
| 1941 |
|
| 1942 |
if( is_array( $tables = $this->db->MetaTables( 'TABLES' ) ) ) {
|
| 1943 |
foreach( $tables as $table ) {
|
| 1944 |
$schema .= ' <table name="' . $table . '">' . "\n";
|
| 1945 |
|
| 1946 |
// grab details from database
|
| 1947 |
$rs = $this->db->Execute( 'SELECT * FROM ' . $table . ' WHERE 1=1' );
|
| 1948 |
$fields = $this->db->MetaColumns( $table );
|
| 1949 |
$indexes = $this->db->MetaIndexes( $table );
|
| 1950 |
|
| 1951 |
if( is_array( $fields ) ) {
|
| 1952 |
foreach( $fields as $details ) {
|
| 1953 |
$extra = '';
|
| 1954 |
$content = array();
|
| 1955 |
|
| 1956 |
if( $details->max_length > 0 ) {
|
| 1957 |
$extra .= ' size="' . $details->max_length . '"';
|
| 1958 |
}
|
| 1959 |
|
| 1960 |
if( $details->primary_key ) {
|
| 1961 |
$content[] = '<KEY/>';
|
| 1962 |
} elseif( $details->not_null ) {
|
| 1963 |
$content[] = '<NOTNULL/>';
|
| 1964 |
}
|
| 1965 |
|
| 1966 |
if( $details->has_default ) {
|
| 1967 |
$content[] = '<DEFAULT value="' . $details->default_value . '"/>';
|
| 1968 |
}
|
| 1969 |
|
| 1970 |
if( $details->auto_increment ) {
|
| 1971 |
$content[] = '<AUTOINCREMENT/>';
|
| 1972 |
}
|
| 1973 |
|
| 1974 |
// this stops the creation of 'R' columns,
|
| 1975 |
// AUTOINCREMENT is used to create auto columns
|
| 1976 |
$details->primary_key = 0;
|
| 1977 |
$type = $rs->MetaType( $details );
|
| 1978 |
|
| 1979 |
$schema .= ' <field name="' . $details->name . '" type="' . $type . '"' . $extra . '>';
|
| 1980 |
|
| 1981 |
if( !empty( $content ) ) {
|
| 1982 |
$schema .= "\n " . implode( "\n ", $content ) . "\n ";
|
| 1983 |
}
|
| 1984 |
|
| 1985 |
$schema .= '</field>' . "\n";
|
| 1986 |
}
|
| 1987 |
}
|
| 1988 |
|
| 1989 |
if( is_array( $indexes ) ) {
|
| 1990 |
foreach( $indexes as $index => $details ) {
|
| 1991 |
$schema .= ' <index name="' . $index . '">' . "\n";
|
| 1992 |
|
| 1993 |
if( $details['unique'] ) {
|
| 1994 |
$schema .= ' <UNIQUE/>' . "\n";
|
| 1995 |
}
|
| 1996 |
|
| 1997 |
foreach( $details['columns'] as $column ) {
|
| 1998 |
$schema .= ' <col>' . $column . '</col>' . "\n";
|
| 1999 |
}
|
| 2000 |
|
| 2001 |
$schema .= ' </index>' . "\n";
|
| 2002 |
}
|
| 2003 |
}
|
| 2004 |
|
| 2005 |
if( $data ) {
|
| 2006 |
$rs = $this->db->Execute( 'SELECT * FROM ' . $table );
|
| 2007 |
|
| 2008 |
if( is_object( $rs ) ) {
|
| 2009 |
$schema .= ' <data>' . "\n";
|
| 2010 |
|
| 2011 |
while( $row = $rs->FetchRow() ) {
|
| 2012 |
foreach( $row as $key => $val ) {
|
| 2013 |
$row[$key] = htmlentities($val);
|
| 2014 |
}
|
| 2015 |
|
| 2016 |
$schema .= ' <row><f>' . implode( '</f><f>', $row ) . '</f></row>' . "\n";
|
| 2017 |
}
|
| 2018 |
|
| 2019 |
$schema .= ' </data>' . "\n";
|
| 2020 |
}
|
| 2021 |
}
|
| 2022 |
|
| 2023 |
$schema .= ' </table>' . "\n";
|
| 2024 |
}
|
| 2025 |
}
|
| 2026 |
|
| 2027 |
$this->db->SetFetchMode( $old_mode );
|
| 2028 |
|
| 2029 |
$schema .= '</schema>';
|
| 2030 |
return $schema;
|
| 2031 |
}
|
| 2032 |
|
| 2033 |
/**
|
| 2034 |
* Sets a prefix for database objects
|
| 2035 |
*
|
| 2036 |
* Call this method to set a standard prefix that will be prepended to all database tables
|
| 2037 |
* and indices when the schema is parsed. Calling setPrefix with no arguments clears the prefix.
|
| 2038 |
*
|
| 2039 |
* @param string $prefix Prefix that will be prepended.
|
| 2040 |
* @param boolean $underscore If TRUE, automatically append an underscore character to the prefix.
|
| 2041 |
* @return boolean TRUE if successful, else FALSE
|
| 2042 |
*/
|
| 2043 |
function SetPrefix( $prefix = '', $underscore = TRUE ) {
|
| 2044 |
switch( TRUE ) {
|
| 2045 |
// clear prefix
|
| 2046 |
case empty( $prefix ):
|
| 2047 |
logMsg( 'Cleared prefix' );
|
| 2048 |
$this->objectPrefix = '';
|
| 2049 |
return TRUE;
|
| 2050 |
// prefix too long
|
| 2051 |
case strlen( $prefix ) > XMLS_PREFIX_MAXLEN:
|
| 2052 |
// prefix contains invalid characters
|
| 2053 |
case !preg_match( '/^[a-z][a-z0-9_]+$/i', $prefix ):
|
| 2054 |
logMsg( 'Invalid prefix: ' . $prefix );
|
| 2055 |
return FALSE;
|
| 2056 |
}
|
| 2057 |
|
| 2058 |
if( $underscore AND substr( $prefix, -1 ) != '_' ) {
|
| 2059 |
$prefix .= '_';
|
| 2060 |
}
|
| 2061 |
|
| 2062 |
// prefix valid
|
| 2063 |
logMsg( 'Set prefix: ' . $prefix );
|
| 2064 |
$this->objectPrefix = $prefix;
|
| 2065 |
return TRUE;
|
| 2066 |
}
|
| 2067 |
|
| 2068 |
/**
|
| 2069 |
* Returns an object name with the current prefix prepended.
|
| 2070 |
*
|
| 2071 |
* @param string $name Name
|
| 2072 |
* @return string Prefixed name
|
| 2073 |
*
|
| 2074 |
* @access private
|
| 2075 |
*/
|
| 2076 |
function prefix( $name = '' ) {
|
| 2077 |
// if prefix is set
|
| 2078 |
if( !empty( $this->objectPrefix ) ) {
|
| 2079 |
// Prepend the object prefix to the table name
|
| 2080 |
// prepend after quote if used
|
| 2081 |
return preg_replace( '/^(`?)(.+)$/', '$1' . $this->objectPrefix . '$2', $name );
|
| 2082 |
}
|
| 2083 |
|
| 2084 |
// No prefix set. Use name provided.
|
| 2085 |
return $name;
|
| 2086 |
}
|
| 2087 |
|
| 2088 |
/**
|
| 2089 |
* Checks if element references a specific platform
|
| 2090 |
*
|
| 2091 |
* @param string $platform Requested platform
|
| 2092 |
* @returns boolean TRUE if platform check succeeds
|
| 2093 |
*
|
| 2094 |
* @access private
|
| 2095 |
*/
|
| 2096 |
function supportedPlatform( $platform = NULL ) {
|
| 2097 |
$regex = '/^(\w*\|)*' . $this->db->databaseType . '(\|\w*)*$/';
|
| 2098 |
|
| 2099 |
if( !isset( $platform ) OR preg_match( $regex, $platform ) ) {
|
| 2100 |
logMsg( "Platform $platform is supported" );
|
| 2101 |
return TRUE;
|
| 2102 |
} else {
|
| 2103 |
logMsg( "Platform $platform is NOT supported" );
|
| 2104 |
return FALSE;
|
| 2105 |
}
|
| 2106 |
}
|
| 2107 |
|
| 2108 |
/**
|
| 2109 |
* Clears the array of generated SQL.
|
| 2110 |
*
|
| 2111 |
* @access private
|
| 2112 |
*/
|
| 2113 |
function clearSQL() {
|
| 2114 |
$this->sqlArray = array();
|
| 2115 |
}
|
| 2116 |
|
| 2117 |
/**
|
| 2118 |
* Adds SQL into the SQL array.
|
| 2119 |
*
|
| 2120 |
* @param mixed $sql SQL to Add
|
| 2121 |
* @return boolean TRUE if successful, else FALSE.
|
| 2122 |
*
|
| 2123 |
* @access private
|
| 2124 |
*/
|
| 2125 |
function addSQL( $sql = NULL ) {
|
| 2126 |
if( is_array( $sql ) ) {
|
| 2127 |
foreach( $sql as $line ) {
|
| 2128 |
$this->addSQL( $line );
|
| 2129 |
}
|
| 2130 |
|
| 2131 |
return TRUE;
|
| 2132 |
}
|
| 2133 |
|
| 2134 |
if( is_string( $sql ) ) {
|
| 2135 |
$this->sqlArray[] = $sql;
|
| 2136 |
|
| 2137 |
// if executeInline is enabled, and either no errors have occurred or continueOnError is enabled, execute SQL.
|
| 2138 |
if( $this->ExecuteInline() && ( $this->success == 2 || $this->ContinueOnError() ) ) {
|
| 2139 |
$saved = $this->db->debug;
|
| 2140 |
$this->db->debug = $this->debug;
|
| 2141 |
$ok = $this->db->Execute( $sql );
|
| 2142 |
$this->db->debug = $saved;
|
| 2143 |
|
| 2144 |
if( !$ok ) {
|
| 2145 |
if( $this->debug ) {
|
| 2146 |
ADOConnection::outp( $this->db->ErrorMsg() );
|
| 2147 |
}
|
| 2148 |
|
| 2149 |
$this->success = 1;
|
| 2150 |
}
|
| 2151 |
}
|
| 2152 |
|
| 2153 |
return TRUE;
|
| 2154 |
}
|
| 2155 |
|
| 2156 |
return FALSE;
|
| 2157 |
}
|
| 2158 |
|
| 2159 |
/**
|
| 2160 |
* Gets the SQL array in the specified format.
|
| 2161 |
*
|
| 2162 |
* @param string $format Format
|
| 2163 |
* @return mixed SQL
|
| 2164 |
*
|
| 2165 |
* @access private
|
| 2166 |
*/
|
| 2167 |
function getSQL( $format = NULL, $sqlArray = NULL ) {
|
| 2168 |
if( !is_array( $sqlArray ) ) {
|
| 2169 |
$sqlArray = $this->sqlArray;
|
| 2170 |
}
|
| 2171 |
|
| 2172 |
if( !is_array( $sqlArray ) ) {
|
| 2173 |
return FALSE;
|
| 2174 |
}
|
| 2175 |
|
| 2176 |
switch( strtolower( $format ) ) {
|
| 2177 |
case 'string':
|
| 2178 |
case 'text':
|
| 2179 |
return !empty( $sqlArray ) ? implode( ";\n\n", $sqlArray ) . ';' : '';
|
| 2180 |
case'html':
|
| 2181 |
return !empty( $sqlArray ) ? nl2br( htmlentities( implode( ";\n\n", $sqlArray ) . ';' ) ) : '';
|
| 2182 |
}
|
| 2183 |
|
| 2184 |
return $this->sqlArray;
|
| 2185 |
}
|
| 2186 |
|
| 2187 |
/**
|
| 2188 |
* Destroys an adoSchema object.
|
| 2189 |
*
|
| 2190 |
* Call this method to clean up after an adoSchema object that is no longer in use.
|
| 2191 |
* @deprecated adoSchema now cleans up automatically.
|
| 2192 |
*/
|
| 2193 |
function Destroy() {
|
| 2194 |
set_magic_quotes_runtime( $this->mgq );
|
| 2195 |
unset( $this );
|
| 2196 |
}
|
| 2197 |
}
|
| 2198 |
|
| 2199 |
/**
|
| 2200 |
* Message logging function
|
| 2201 |
*
|
| 2202 |
* @access private
|
| 2203 |
*/
|
| 2204 |
function logMsg( $msg, $title = NULL, $force = FALSE ) {
|
| 2205 |
if( XMLS_DEBUG or $force ) {
|
| 2206 |
echo '<pre>';
|
| 2207 |
|
| 2208 |
if( isset( $title ) ) {
|
| 2209 |
echo '<h3>' . htmlentities( $title ) . '</h3>';
|
| 2210 |
}
|
| 2211 |
|
| 2212 |
if( is_object( $this ) ) {
|
| 2213 |
echo '[' . get_class( $this ) . '] ';
|
| 2214 |
}
|
| 2215 |
|
| 2216 |
print_r( $msg );
|
| 2217 |
|
| 2218 |
echo '</pre>';
|
| 2219 |
}
|
| 2220 |
}
|
| 2221 |
?> |
