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Copy pathstickydb.php
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stickydb.php
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<?php
spl_autoload_register( 'stickydb_autoload');
function stickydb_autoload( $classname )
{
if( function_exists('get_called_class') )
{
eval( 'class '.$classname.' extends stickydb{}' );
}
else
{
global $stickydb_generated_class;
if( !isset( $stickydb_generated_class ) )
{
$phpData = file_get_contents( __FILE__ );
$phpData = strstr( $phpData, '// '.'START OF CLASS DECLARATION' );
$phpData = substr( $phpData, 0, strrpos( $phpData, '// END OF CLASS DECLARATION' ) );
$phpGenerated = '';
$generateMethods = array(
'read',
'readOne',
'readAll',
'deleteOne',
'deleteAll',
'count',
'has',
);
foreach( $generateMethods as $method )
{
$versions = array( $method );
$underscoreMethod = implode('_', ( stickydb::split( $method ) ) );
if( $underscoreMethod != $method )
$versions[] = $underscoreMethod;
foreach( $versions as $version )
$phpGenerated .= 'public '.$type.' function '.$version.'(){ $a = func_get_args(); return self::__callStatic( "'.$version.'", $a ); }';
}
$phpData = str_replace( '// INSERT GENERATED METHODS', $phpGenerated, $phpData );
$stickydb_generated_class = $phpData;
}
$phpData = str_replace( 'class StickyDB', 'class '.$classname.' extends StickyDB', $stickydb_generated_class );
eval( $phpData );
}
}
// START OF CLASS DECLARATION
class StickyDB
{
private $modifiedFields = array();
private $fields = array();
private $isNew = true;
private static $connection = null;
public static $executeQueries = true;
public static $echoQueries = false;
public function __construct( $input = null, $new = true )
{
$this->isNew = $new;
$this->modifiedFields = array();
if( is_array( $input ) )
{
if( $new ){
$this->set( $input );
}
else{
$this->fields = $input;
$this->isNew = false;
$this->modifiedFields = array();
}
}
else if( is_numeric( $input ) )
{
$class = get_class( $this );
$result = self::query('SELECT * FROM ' . self::tick( self::makeTableName( $class ) ).' WHERE '.self::tick( self::makePrimaryKeyName( $class ) ).' = ?', $input );
$data = self::fetch( $result );
if( is_array( $data ) ){
#$this->set( $data );
$this->fields = $data;
$this->isNew = false;
$this->modifiedFields = array();
}
}
}
public static function create( $input = null, $new = true )
{
$class = self::getClass();
return new $class( $input, $new );
}
public static function getClass(){
if( function_exists('get_called_class') )
return get_called_class();
else
return get_class();
}
public function get( $name=null, $default=null )
{
if( is_null( $name ) )
{
return $this->fields;
}
else if( is_array( $name ) ){
$values = array();
foreach( $name as $field ){
$values[ $field ] = $this->get( $field );
}
return $values;
}
else{
$name = self::makeFieldName( $name );
if( isset( $this->fields[ $name ] ) )
{
return $this->fields[ $name ];
}
else
{
return $default;
}
}
}
public function set( $name, $value = null )
{
$modified = false;
if( is_array( $name ) ){
foreach( $name as $n => $v ){
if( $this->set( $n, $v ) ){
$modified = true;
}
}
}
else{
$name = self::makeFieldName( $name );
if( !in_array( $name, $this->modifiedFields ) ){
$previousValue = $this->get( $name );
if( $previousValue !== $value ){
$this->modifiedFields[] = $name;
$modified = true;
}
}
$this->fields[ $name ] = $value;
#$class = get_class( $this );
#echo $class.'->'.$name.' = '.$value."\n";
}
return $modified;
}
public function reload(){
if( $this->isOld() ){
$q = 'SELECT * FROM '.self::tick( self::makeTableName( $class ) ).' WHERE ' . self::tick( $this->getPrimaryKeyName() ) . ' = ' . $this->getPrimaryKey();
$result = self::query( $q );
$data = self::fetch( $result );
if( is_array( $data ) ){
$this->fields = $data;
$this->isNew = false;
$this->modifiedFields = array();
}
}
}
function write()
{
if( empty( $this->modifiedFields ) && !$this->isNew() ){
return false;
}
$class = get_class( $this );
if( $this->isNew() ){
$q = 'INSERT INTO '.self::tick( self::makeTableName( $class ) ).' ( ';
$first = true;
foreach( $this->modifiedFields as $field ){
if( $first ){
$first = false;
}
else{
$q .= ', ';
}
$q .= self::tick( self::makeFieldName( $field ) );
}
$q .= ' ) VALUES ( ';
$first = true;
foreach( $this->modifiedFields as $field ){
if( $first ){
$first = false;
}
else{
$q .= ', ';
}
$q .= self::quoteValue( $this->get( $field ) );
}
$q .= ' )';
self::query( $q );
$this->set( self::makePrimaryKeyName( $class ), self::insertId() );
}
else{
$q = 'UPDATE '.self::tick( self::makeTableName( $class ) ).' SET ';
$first = true;
foreach( $this->modifiedFields as $field ){
if( $first ){
$first = false;
}
else{
$q .= ', ';
}
$q .= self::quote( self::tick( self::makeFieldName( $field ) ) . ' = ?', array( $this->get( $field ) ) );
}
$arguments = func_get_args();
if( empty( $arguments ) ){
$q .= ' WHERE ' . self::quote( self::tick( self::makePrimaryKeyName( $class ) ) . ' = ?', array( $this->getPrimaryKey() ) );
}
else{
$str = array_shift( $arguments );
$q .= self::quote( ' WHERE '.$str, $arguments );
}
#echo '/* '.$q." */\n";
self::query( $q );
}
$this->modifiedFields = array();
$this->isNew = false;
return true;
}
public function delete()
{
if( isset( $this ) ){
return self::query( 'DELETE FROM '.self::tick( self::makeTableName( get_class( $this ) ) ).' WHERE ' . self::tick( $this->getPrimaryKeyName() ) .' = ?', $this->getPrimaryKey() );
}
}
public function getPrimaryKey()
{
return $this->get( self::getPrimaryKeyName() );
}
public static function getPrimaryKeyName(){
return self::makePrimaryKeyName( self::getClass() );
}
public static function getForeignKeyName(){
return self::makeForeignKeyName( self::getClass() );
}
public function __get( $name )
{
return $this->get( $name );
}
public function __set( $name, $value )
{
$this->set( $name, $value );
}
public function getIniName()
{
return 'default';
}
public function __call( $name, $arguments )
{
$class = get_class( $this );
#echo $class.'->'.$name.'( '.implode(', ',$arguments).' )'."\n";
$nameParts = self::split( $name );
$action = array_shift( $nameParts );
if( in_array( $action, array('read','delete','count','has') ) )
{
if( in_array( current( $nameParts ), array('all','one','any') ) )
$amount = array_shift( $nameParts );
else
$amount = false;
if( in_array( current( $nameParts ), array('parent','child','linked') ) )
$relation = array_shift( $nameParts );
else
$relation = false;
$typeNameParts = array();
while( !in_array( current( $nameParts ), array( 'by','where','with', false ) ) )
$typeNameParts[] = array_shift( $nameParts );
if( empty( $typeNameParts ) )
{
if( $relation )
$typeNameParts = array( array_shift( $arguments ) );
}
else
{
$lastNamePart = end( $typeNameParts );
if( substr( $lastNamePart, strlen( $lastNamePart )-3 ) == 'ies' )
{
$lastNamePart = substr( $lastNamePart, 0, strlen( $lastNamePart )-3 ).'y';
if( !$relation ) $relation = 'children';
}
else if( substr( $lastNamePart, strlen( $lastNamePart )-1 ) == 's' )
{
$lastNamePart = substr( $lastNamePart, 0, strlen( $lastNamePart )-1 );
if( !$relation ) $relation = 'children';
}
else
{
if( !$relation ) $relation = 'parent';
}
if( $lastNamePart == 'children' && count( $arguments ) )
{
$typeNameParts = array( array_shift( $arguments ) );
$relation = 'children';
}
else
$typeNameParts[ count( $typeNameParts )-1 ] = $lastNamePart;
}
if( !$amount )
{
if( $relation == 'parent' )
$amount = 'one';
else if( $relation == 'child' )
$amount = 'one';
else if( $action == 'has' )
$amount = 'one';
else if( $relation )
$amount = 'all';
}
$otherClass = self::makeClassName( $typeNameParts );
switch( $relation )
{
case 'parent':
$forwardNameParts = array( $action, $amount );
$forwardNameParts[] = 'stickydbrelation';
$forwardNameParts = array_merge( $forwardNameParts, $nameParts );
$forwardArguments = array();
$forwardArguments[] = self::quote( self::tick( self::makePrimaryKeyName( $typeNameParts ) ) . ' = ?', array( $this->get( self::makeForeignKeyName( $typeNameParts ) ) ) );
$forwardArguments = array_merge( $forwardArguments, $arguments );
return call_user_func( array( $otherClass, '__callStatic' ), implode('_',$forwardNameParts), $forwardArguments );
case 'child':
case 'children':
$forwardNameParts = array( $action, $amount );
$forwardNameParts[] = 'stickydbrelation';
$forwardNameParts = array_merge( $forwardNameParts, $nameParts );
$forwardArguments = array();
$forwardArguments[] = self::quote( self::tick( self::makeForeignKeyName( $class ) ).' = ?', array( $this->get( self::makePrimaryKeyName( $typeNameParts ) ) ) );
$forwardArguments = array_merge( $forwardArguments, $arguments );
return call_user_func( array( $otherClass, '__callStatic' ), implode('_',$forwardNameParts), $forwardArguments );
case 'linked':
break;
default:
$forwardNameParts = $nameParts;
if( $amount )
array_unshift( $forwardNameParts, $amount );
array_unshift( $forwardNameParts, $action );
return call_user_func( array( $class, '__callStatic' ), implode('_',$forwardNameParts), $arguments );
}
}
else if( $action == 'is' )
{
$isWhat = array_shift( $nameParts );
switch( $isWhat ){
case 'new':
return $this->isNew;
case 'old':
return !$this->isNew;
case 'modified':
if( empty( $arguments ) ){
return !empty( $this->modifiedFields );
}
else{
$fields = current( $arguments );
if( !is_array( $fields ) ){
$fields = array( $fields );
}
foreach( $fields as $field ){
$field = self::makeFieldName( $field );
if( in_array( $field, $this->modifiedFields ) ){
return true;
}
}
return false;
}
default:
return false;
}
}
else{
throw new BadMethodCallException();
}
}
public static function __callStatic( $name, $arguments )
{
$class = self::getClass();
#echo $class.'::'.$name.'( '.implode(', ',$arguments).' )'."\n";
$nameParts = self::split( $name );
$action = array_shift( $nameParts );
if( in_array( $action, array('read','delete','count','has') ) )
{
if( in_array( current( $nameParts ), array('all','one','any') ) )
$single = array_shift( $nameParts ) != 'all';
else
$single = false;
if( current( $nameParts ) == 'stickydbrelation' )
{
array_shift( $nameParts );
$relationWhere = array_shift( $arguments );
}
else
$relationWhere = false;
if( empty( $nameParts ) )
{
$where = array_shift( $arguments );
#var_export( $arguments );
/*
if( is_array( current( $arguments ) ) )
$whereValues = array_shift( $arguments );
else
*/
# $whereValues = &$arguments;
#$where = self::quote( $where, &$whereValues );
$where = self::quoteFrom( $where, $arguments );
}
else
{
$whereParts = array();
$fieldParts = array();
$type = false;
while( true )
{
$part = array_shift( $nameParts );
if( !$part or in_array( $part, array('with','by','where','and','or','is') ) )
{
if( count( $fieldParts ) )
{
$value = array_shift( $arguments );
$whereParts[] = array
(
'type' => $type,
'field' => $fieldParts,
'value' => $value
);
$fieldParts = array();
}
if( !$part )
break;
if( $part == 'and' || $part == 'or' )
$type = $part;
}
else
$fieldParts[] = $part;
}
$where = '';
while( list( $index, $part ) = each( $whereParts ) )
{
if( $index > 0 )
$where .= ' '.strtoupper( $part['type'] ).' ';
$where .= self::quote( self::tick( self::makeFieldName( $part['field'] ) ) . ' = ?', array( $part['value'] ) );
}
}
if( $relationWhere )
{
if( $where )
$where = $relationWhere . ' AND ( '.$where.' )';
else
$where = $relationWhere;
}
$sort = array_shift( $arguments );
if( $single )
{
$limit = 1;
$offset = 0;
}
else
{
$limit = array_shift( $arguments );
$offset = array_shift( $arguments );
}
switch( $action )
{
case'read':
$query = 'SELECT * FROM';
break;
case'delete':
$query = 'DELETE FROM';
break;
case'count':
case'has':
$query = 'SELECT COUNT(*) AS count FROM';
break;
}
$query .= ' '.self::tick( self::makeTableName( $class ) );
if( $where )
$query .= ' WHERE '.$where;
if( $sort ){
$sortParts = explode(',',$sort);
foreach( $sortParts as $i => $sortPart ){
$subParts = explode(' ',trim( $sortPart) );
if( !preg_match( '/[\(\)]/', $subParts[ 0 ] ) ){
$subParts[ 0 ] = self::makeFieldName( $subParts[ 0 ] );
}
$sortParts[ $i ] = implode( ' ', $subParts );
}
$sort = implode(',',$sortParts);
$query .= ' ORDER BY ' . $sort;
}
if( $limit )
{
$query .= ' LIMIT ';
if( $offset )
$query .= $offset.', ';
$query .= (int)$limit;
}
/*
if( $action == 'has' )
echo '// ' . $query;
*/
$result = self::query( $query );
switch( $action )
{
case 'read':
if( $single )
{
$data = self::fetch( $result );
if( $data ){
return self::create( $data, false );
}
else{
return null;
}
}
else
{
$objects = array();
while( $data = self::fetch( $result ) )
{
$objects[] = self::create( $data, false );
}
return $objects;
}
case 'has':
$data = self::fetch( $result );
if( $data ){
return !empty( $data['count'] );
}
else{
return false;
}
case 'count':
$data = self::fetch( $result );
if( $data ){
return $data['count'];
}
else{
return 0;
}
default:
return $result;
}
}
}
private static $nameCache = array();
public static function makeName( $parts, $type )
{
$class_prefix = implode('_',self::split( self::getClass() ) );
$cacheKey = $class_prefix.'.';
if( is_array( $parts ) ){
$cacheKey .= implode('_',$parts);
}
else{
$cacheKey .= $parts;
}
$cacheKey .= '.'.$type;
if( isset( self::$nameCache[ $cacheKey ] ) ){
return self::$nameCache[ $cacheKey ];
}
$inis = array(
'static',
'delimiter',
'case',
'prefix',
'suffix',
'transform',
);
foreach( $inis as $key )
{
$value = self::ini( $class_prefix . '.' . $type . '.' . $key );
if( $value === null ){
$value = self::ini( $type.'.'.$key );
}
if( $value === null ){
$value = self::ini( $key );
}
#echo $class_prefix . '.' . $type . '.' . $key.' = '.$value."\n";
$$key = $value;
}
if( $static )
return $static;
if( !$parts ){
$parts = self::getClass();
}
if( is_object( $parts ) )
$parts = get_class( $parts );
if( is_string( $parts ) )
$parts = self::split( $parts );
switch( $transform ){
case'singularize':
$lastPart = array_pop( $parts );
if( strrpos( $lastPart, 'ies' ) === strlen( $lastPart ) - 3 ){
$lastPart = substr( $lastPart, 0, strlen( $lastPart ) - 3 ) . 'y';
}
else if( strrpos( $lastPart, 's' ) === strlen( $lastPart ) - 1 ){
$lastPart = substr( $lastPart, 0, strlen( $lastPart ) - 1 );
}
array_push( $parts, $lastPart );
break;
case'pluralize':
$lastPart = array_pop( $parts );
if( strrpos( $lastPart, 'y' ) == strlen( $lastPart ) - 1 ){
$lastPart = substr( $lastPart, 0, strlen( $lastPart ) - 1 ) . 'ies';
}
else{
$lastPart .= 's';
}
array_push( $parts, $lastPart );
break;
}
$name = $prefix;
foreach( $parts as $index => $part )
{
if( $index )
$name .= $delimiter;
switch( $case )
{
case'lowercase':
break;
case'uppercase':
$part = strtoupper( $part );
break;
case'pascal':
$part = ucfirst( $part );
break;
case'camel':
if( $index )
$part = ucfirst( $part );
break;
}
$name .= $part;
}
$name .= $suffix;
#echo $cacheKey.' -> '.$name."\n\n";
self::$nameCache[ $cacheKey ] = $name;
return $name;
}
public static function tick( $str )
{
return '`' . $str . '`';
}
public static function makeClassName( $name = null )
{
return self::makeName( $name, 'class' );
}
public static function makePrimaryKeyName( $name = null )
{
return self::makeName( $name, 'primaryKey' );
}
private static function makeForeignKeyName( $name = null )
{
return self::makeName( $name, 'foreignKey' );
}
public static function makeTableName( $name = null )
{
return self::makeName( $name, 'table' );
}
public static function makeFieldName( $name = null )
{
return self::makeName( $name, 'field' );
}
public static function connect()
{
if( !self::$connection ){
switch( self::ini('type') ){
default:
case'mysql':
$connection = mysql_connect( self::ini('host','localhost'), self::ini('user'), self::ini('pass') );
mysql_select_db( self::ini('name'), $connection );
mysql_set_charset( self::ini('charset','utf8'), $connection );
break;
case'mysqli':
$connection = mysqli_connect( self::ini('host','localhost'), self::ini('user'), self::ini('pass'), self::ini('name') );
break;
}
self::$connection = $connection;
}
return self::$connection;
}
public static function query( $query )
{
$arguments = func_get_args();
if( count( $arguments ) )
{
array_shift( $arguments );
/*
if( is_array( current( $arguments ) ) )
$arguments = current( $arguments );
*/
$query = self::quote( $query, $arguments );
}
#echo " --- QUERY: $query \r\n";
#echo '/* '.$query." */\n";
if( StickyDB::$echoQueries ){
echo $query."\n";
}
if( StickyDB::$executeQueries ){
$connection = self::connect();
switch( self::ini('type') ){
default:
case'mysql':
$result = mysql_query( $query, $connection );
$error = mysql_error( $connection );
break;
case'mysqli':
$result = mysqli_query( $connection, $query );
$error = mysqli_error( $connection );
break;
}
if( $error ){
throw new Exception(
'ERROR executing query: '."\n".
$query."\n".
$error."\n"
);
}
return $result;
}
else{
return null;
}
}
public static function insertId()
{
if( StickyDB::$executeQueries ){
switch( self::ini('type') ){
default:
case'mysql':
return mysql_insert_id();
case'mysqli':
return mysqli_insert_id( self::connect() );
}
}
else{
return 1234;
}
}
public static function fetch( $result )
{
if( is_resource( $result ) || $result instanceof mysqli_result ){
switch( self::ini('type') ){
default:
case'mysql':
return mysql_fetch_assoc( $result );