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- <?php
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2003 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 2.02 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/2_02.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Author: Alan Knowles <alan@akbkhome.com>
- // +----------------------------------------------------------------------+
- /**
- * Object Based Database Query Builder and data store
- *
- * @package DB_DataObject
- * @category DB
- *
- * $Id: DataObject.php,v 1.294 2004/08/28 03:01:05 alan_k Exp $
- */
-
- /* ===========================================================================
- *
- * !!!!!!!!!!!!! W A R N I N G !!!!!!!!!!!
- *
- * THIS MAY SEGFAULT PHP IF YOU ARE USING THE ZEND OPTIMIZER (to fix it,
- * just add "define('DB_DATAOBJECT_NO_OVERLOAD',true);" before you include
- * this file. reducing the optimization level may also solve the segfault.
- * ===========================================================================
- */
-
- /**
- * The main "DB_DataObject" class is really a base class for your own tables classes
- *
- * // Set up the class by creating an ini file (refer to the manual for more details
- * [DB_DataObject]
- * database = mysql:/username:password@host/database
- * schema_location = /home/myapplication/database
- * class_location = /home/myapplication/DBTables/
- * clase_prefix = DBTables_
- *
- *
- * //Start and initialize...................... - dont forget the &
- * $config = parse_ini_file('example.ini',true);
- * $options = &PEAR::getStaticProperty('DB_DataObject','options');
- * $options = $config['DB_DataObject'];
- *
- * // example of a class (that does not use the 'auto generated tables data')
- * class mytable extends DB_DataObject {
- * // mandatory - set the table
- * var $_database_dsn = "mysql://username:password@localhost/database";
- * var $__table = "mytable";
- * function table() {
- * return array(
- * 'id' => 1, // integer or number
- * 'name' => 2, // string
- * );
- * }
- * function keys() {
- * return array('id');
- * }
- * }
- *
- * // use in the application
- *
- *
- * Simple get one row
- *
- * $instance = new mytable;
- * $instance->get("id",12);
- * echo $instance->somedata;
- *
- *
- * Get multiple rows
- *
- * $instance = new mytable;
- * $instance->whereAdd("ID > 12");
- * $instance->whereAdd("ID < 14");
- * $instance->find();
- * while ($instance->fetch()) {
- * echo $instance->somedata;
- * }
-
-
- /**
- * Needed classes
- * - we use getStaticProperty from PEAR pretty extensively (cant remove it ATM)
- */
-
- require_once 'PEAR.php';
-
- /**
- * these are constants for the get_table array
- * user to determine what type of escaping is required around the object vars.
- */
- define('DB_DATAOBJECT_INT', 1); // does not require ''
- define('DB_DATAOBJECT_STR', 2); // requires ''
-
- define('DB_DATAOBJECT_DATE', 4); // is date #TODO
- define('DB_DATAOBJECT_TIME', 8); // is time #TODO
- define('DB_DATAOBJECT_BOOL', 16); // is boolean #TODO
- define('DB_DATAOBJECT_TXT', 32); // is long text #TODO
- define('DB_DATAOBJECT_BLOB', 64); // is blob type
-
-
- define('DB_DATAOBJECT_NOTNULL', 128); // not null col.
- define('DB_DATAOBJECT_MYSQLTIMESTAMP' , 256); // mysql timestamps (ignored by update/insert)
- /*
- * Define this before you include DataObjects.php to disable overload - if it segfaults due to Zend optimizer..
- */
- //define('DB_DATAOBJECT_NO_OVERLOAD',true)
-
-
- /**
- * Theses are the standard error codes, most methods will fail silently - and return false
- * to access the error message either use $table->_lastError
- * or $last_error = PEAR::getStaticProperty('DB_DataObject','lastError');
- * the code is $last_error->code, and the message is $last_error->message (a standard PEAR error)
- */
-
- define('DB_DATAOBJECT_ERROR_INVALIDARGS', -1); // wrong args to function
- define('DB_DATAOBJECT_ERROR_NODATA', -2); // no data available
- define('DB_DATAOBJECT_ERROR_INVALIDCONFIG', -3); // something wrong with the config
- define('DB_DATAOBJECT_ERROR_NOCLASS', -4); // no class exists
- define('DB_DATAOBJECT_ERROR_NOTSUPPORTED' ,-6); // limit queries on unsuppored databases
- define('DB_DATAOBJECT_ERROR_INVALID_CALL' ,-7); // overlad getter/setter failure
-
- /**
- * Used in methods like delete() and count() to specify that the method should
- * build the condition only out of the whereAdd's and not the object parameters.
- */
- define('DB_DATAOBJECT_WHEREADD_ONLY', true);
-
- /**
- *
- * storage for connection and result objects,
- * it is done this way so that print_r()'ing the is smaller, and
- * it reduces the memory size of the object.
- * -- future versions may use $this->_connection = & PEAR object..
- * although will need speed tests to see how this affects it.
- * - includes sub arrays
- * - connections = md5 sum mapp to pear db object
- * - results = [id] => map to pear db object
- * - resultseq = sequence id for results & results field
- * - resultfields = [id] => list of fields return from query (for use with toArray())
- * - ini = mapping of database to ini file results
- * - links = mapping of database to links file
- * - lasterror = pear error objects for last error event.
- * - config = aliased view of PEAR::getStaticPropery('DB_DataObject','options') * done for performance.
- * - array of loaded classes by autoload method - to stop it doing file access request over and over again!
- */
- $GLOBALS['_DB_DATAOBJECT']['RESULTS'] = array();
- $GLOBALS['_DB_DATAOBJECT']['RESULTSEQ'] = 1;
- $GLOBALS['_DB_DATAOBJECT']['RESULTFIELDS'] = array();
- $GLOBALS['_DB_DATAOBJECT']['CONNECTIONS'] = array();
- $GLOBALS['_DB_DATAOBJECT']['INI'] = array();
- $GLOBALS['_DB_DATAOBJECT']['LINKS'] = array();
- $GLOBALS['_DB_DATAOBJECT']['SEQUENCE'] = array();
- $GLOBALS['_DB_DATAOBJECT']['LASTERROR'] = null;
- $GLOBALS['_DB_DATAOBJECT']['CONFIG'] = array();
- $GLOBALS['_DB_DATAOBJECT']['CACHE'] = array();
- $GLOBALS['_DB_DATAOBJECT']['OVERLOADED'] = false;
- $GLOBALS['_DB_DATAOBJECT']['QUERYENDTIME'] = 0;
-
-
-
- // this will be horrifically slow!!!!
- // NOTE: Overload SEGFAULTS ON PHP4 + Zend Optimizer (see define before..)
- // these two are BC/FC handlers for call in PHP4/5
-
- if ( substr(phpversion(),0,1) == 5) {
- class DB_DataObject_Overload {
- function __call($method,$args) {
- $return = null;
- $this->_call($method,$args,$return);
- return $return;
- }
- }
- } else {
- if (!function_exists('clone')) {
- eval('function clone($t) { return $t; }');
- }
- eval('
- class DB_DataObject_Overload {
- function __call($method,$args,&$return) {
- return $this->_call($method,$args,$return);
- }
- }
- ');
- }
-
-
-
-
-
-
- /*
- *
- * @package DB_DataObject
- * @author Alan Knowles <alan@akbkhome.com>
- * @since PHP 4.0
- */
-
- class DB_DataObject extends DB_DataObject_Overload
- {
- /**
- * The Version - use this to check feature changes
- *
- * @access private
- * @var string
- */
- var $_DB_DataObject_version = "1.7.2";
-
- /**
- * The Database table (used by table extends)
- *
- * @access private
- * @var string
- */
- var $__table = ''; // database table
-
- /**
- * The Number of rows returned from a query
- *
- * @access public
- * @var int
- */
- var $N = 0; // Number of rows returned from a query
-
-
- /* ============================================================= */
- /* Major Public Methods */
- /* (designed to be optionally then called with parent::method()) */
- /* ============================================================= */
-
-
- /**
- * Get a result using key, value.
- *
- * for example
- * $object->get("ID",1234);
- * Returns Number of rows located (usually 1) for success,
- * and puts all the table columns into this classes variables
- *
- * see the fetch example on how to extend this.
- *
- * if no value is entered, it is assumed that $key is a value
- * and get will then use the first key in keys()
- * to obtain the key.
- *
- * @param string $k column
- * @param string $v value
- * @access public
- * @return int No. of rows
- */
- function get($k = null, $v = null)
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
- $keys = array();
-
- if ($v === null) {
- $v = $k;
- $keys = $this->keys();
- if (!$keys) {
- $this->raiseError("No Keys available for {$this->__table}", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- $k = $keys[0];
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("$k $v " .print_r($keys,true), "GET");
- }
-
- if ($v === null) {
- $this->raiseError("No Value specified for get", DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- $this->$k = $v;
- return $this->find(1);
- }
-
- /**
- * An autoloading, caching static get method using key, value (based on get)
- *
- * Usage:
- * $object = DB_DataObject::staticGet("DbTable_mytable",12);
- * or
- * $object = DB_DataObject::staticGet("DbTable_mytable","name","fred");
- *
- * or write it into your extended class:
- * function &staticGet($k,$v=NULL) { return DB_DataObject::staticGet("This_Class",$k,$v); }
- *
- * @param string $class class name
- * @param string $k column (or value if using keys)
- * @param string $v value (optional)
- * @access public
- * @return object
- */
- function &staticGet($class, $k, $v = null)
- {
- $lclass = strtolower($class);
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
-
-
-
- $key = "$k:$v";
- if ($v === null) {
- $key = $k;
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- DB_DataObject::debug("$class $key","STATIC GET - TRY CACHE");
- }
- if (!empty($_DB_DATAOBJECT['CACHE'][$lclass][$key])) {
- return $_DB_DATAOBJECT['CACHE'][$lclass][$key];
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- DB_DataObject::debug("$class $key","STATIC GET - NOT IN CACHE");
- }
-
- $obj = DB_DataObject::factory(substr($class,strlen($_DB_DATAOBJECT['CONFIG']['class_prefix'])));
- if (PEAR::isError($obj)) {
- DB_DataObject::raiseError("could not autoload $class", DB_DATAOBJECT_ERROR_NOCLASS);
- return false;
- }
-
- if (!isset($_DB_DATAOBJECT['CACHE'][$lclass])) {
- $_DB_DATAOBJECT['CACHE'][$lclass] = array();
- }
- if (!$obj->get($k,$v)) {
- DB_DataObject::raiseError("No Data return from get $k $v", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
- $_DB_DATAOBJECT['CACHE'][$lclass][$key] = $obj;
- return $_DB_DATAOBJECT['CACHE'][$lclass][$key];
- }
-
- /**
- * find results, either normal or crosstable
- *
- * for example
- *
- * $object = new mytable();
- * $object->ID = 1;
- * $object->find();
- *
- *
- * will set $object->N to number of rows, and expects next command to fetch rows
- * will return $object->N
- *
- * @param boolean $n Fetch first result
- * @access public
- * @return int
- */
- function find($n = false)
- {
- global $_DB_DATAOBJECT;
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
-
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug($n, "__find",1);
- }
- if (!$this->__table) {
- echo "NO \$__table SPECIFIED in class definition";
- exit;
- }
- $this->N = 0;
- $query_before = $this->_query;
- $this->_build_condition($this->table()) ;
-
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
-
- $this->_query('SELECT ' .
- $this->_query['data_select'] .
- ' FROM ' . ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table) . " " .
- $this->_join .
- $this->_query['condition'] . ' '.
- $this->_query['group_by'] . ' '.
- $this->_query['having'] . ' '.
- $this->_query['order_by'] . ' '.
-
- $this->_query['limit']); // is select
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("CHECK autofetchd $n", "__find", 1);
- }
- // unset the
-
-
- if ($n && $this->N > 0 ) {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("ABOUT TO AUTOFETCH", "__find", 1);
- }
- $this->fetch() ;
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("DONE", "__find", 1);
- }
- $this->_query = $query_before;
- return $this->N;
- }
-
- /**
- * fetches next row into this objects var's
- *
- * returns 1 on success 0 on failure
- *
- *
- *
- * Example
- * $object = new mytable();
- * $object->name = "fred";
- * $object->find();
- * $store = array();
- * while ($object->fetch()) {
- * echo $this->ID;
- * $store[] = $object; // builds an array of object lines.
- * }
- *
- * to add features to a fetch
- * function fetch () {
- * $ret = parent::fetch();
- * $this->date_formated = date('dmY',$this->date);
- * return $ret;
- * }
- *
- * @access public
- * @return boolean on success
- */
- function fetch()
- {
-
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
- if (empty($this->N)) {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("No data returned from FIND (eg. N is 0)","FETCH", 3);
- }
- return false;
- }
-
- if (empty($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]) ||
- !is_object($result = &$_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]))
- {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug('fetched on object after fetch completed (no results found)');
- }
- return false;
- }
-
-
- $array = $result->fetchRow(DB_FETCHMODE_ASSOC);
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug(serialize($array),"FETCH");
- }
-
- if ($array === null) {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $t= explode(' ',microtime());
-
- $this->debug("Last Data Fetch'ed after " .
- ($t[0]+$t[1]- $_DB_DATAOBJECT['QUERYENDTIME'] ) .
- " seconds",
- "FETCH", 1);
- }
- // reduce the memory usage a bit... (but leave the id in, so count() works ok on it)
- unset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]);
-
- // this is probably end of data!!
- //DB_DataObject::raiseError("fetch: no data returned", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- if (!isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid])) {
- // note: we dont declare this to keep the print_r size down.
- $_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]= array_flip(array_keys($array));
- }
-
- foreach($array as $k=>$v) {
- $kk = str_replace(".", "_", $k);
- $kk = str_replace(" ", "_", $kk);
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("$kk = ". $array[$k], "fetchrow LINE", 3);
- }
- $this->$kk = $array[$k];
- }
-
- // set link flag
- $this->_link_loaded=false;
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("{$this->__table} DONE", "fetchrow",2);
- }
- if (isset($this->_query) && empty($_DB_DATAOBJECT['CONFIG']['keep_query_after_fetch'])) {
- unset($this->_query);
- }
- return true;
- }
-
- /**
- * Adds a condition to the WHERE statement, defaults to AND
- *
- * $object->whereAdd(); //reset or cleaer ewhwer
- * $object->whereAdd("ID > 20");
- * $object->whereAdd("age > 20","OR");
- *
- * @param string $cond condition
- * @param string $logic optional logic "OR" (defaults to "AND")
- * @access public
- * @return string|PEAR::Error - previous condition or Error when invalid args found
- */
- function whereAdd($cond = false, $logic = 'AND')
- {
- if (!isset($this->_query)) {
- return $this->raiseError(
- "You cannot do two queries on the same object (clone it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
-
- if ($cond === false) {
- $r = $this->_query['condition'];
- $this->_query['condition'] = '';
- return $r;
- }
- // check input...= 0 or ' ' == error!
- if (!trim($cond)) {
- return $this->raiseError("WhereAdd: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
- $r = $this->_query['condition'];
- if ($this->_query['condition']) {
- $this->_query['condition'] .= " {$logic} {$cond}";
- return $r;
- }
- $this->_query['condition'] = " WHERE {$cond}";
- return $r;
- }
-
- /**
- * Adds a order by condition
- *
- * $object->orderBy(); //clears order by
- * $object->orderBy("ID");
- * $object->orderBy("ID,age");
- *
- * @param string $order Order
- * @access public
- * @return none|PEAR::Error - invalid args only
- */
- function orderBy($order = false)
- {
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- if ($order === false) {
- $this->_query['order_by'] = '';
- return;
- }
- // check input...= 0 or ' ' == error!
- if (!trim($order)) {
- return $this->raiseError("orderBy: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
-
- if (!$this->_query['order_by']) {
- $this->_query['order_by'] = " ORDER BY {$order} ";
- return;
- }
- $this->_query['order_by'] .= " , {$order}";
- }
-
- /**
- * Adds a group by condition
- *
- * $object->groupBy(); //reset the grouping
- * $object->groupBy("ID DESC");
- * $object->groupBy("ID,age");
- *
- * @param string $group Grouping
- * @access public
- * @return none|PEAR::Error - invalid args only
- */
- function groupBy($group = false)
- {
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- if ($group === false) {
- $this->_query['group_by'] = '';
- return;
- }
- // check input...= 0 or ' ' == error!
- if (!trim($group)) {
- return $this->raiseError("groupBy: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
-
-
- if (!$this->_query['group_by']) {
- $this->_query['group_by'] = " GROUP BY {$group} ";
- return;
- }
- $this->_query['group_by'] .= " , {$group}";
- }
-
- /**
- * Adds a having clause
- *
- * $object->having(); //reset the grouping
- * $object->having("sum(value) > 0 ");
- *
- * @param string $having condition
- * @access public
- * @return none|PEAR::Error - invalid args only
- */
- function having($having = false)
- {
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- if ($having === false) {
- $this->_query['having'] = '';
- return;
- }
- // check input...= 0 or ' ' == error!
- if (!trim($having)) {
- return $this->raiseError("Having: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
-
-
- if (!$this->_query['having']) {
- $this->_query['having'] = " HAVING {$having} ";
- return;
- }
- $this->_query['having'] .= " , {$having}";
- }
-
- /**
- * Sets the Limit
- *
- * $boject->limit(); // clear limit
- * $object->limit(12);
- * $object->limit(12,10);
- *
- * Note this will emit an error on databases other than mysql/postgress
- * as there is no 'clean way' to implement it. - you should consider refering to
- * your database manual to decide how you want to implement it.
- *
- * @param string $a limit start (or number), or blank to reset
- * @param string $b number
- * @access public
- * @return none|PEAR::Error - invalid args only
- */
- function limit($a = null, $b = null)
- {
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
-
- if ($a === null) {
- $this->_query['limit'] = '';
- return;
- }
- // check input...= 0 or ' ' == error!
- if ((!is_int($a) && ((string)((int)$a) !== (string)$a))
- || (($b !== null) && (!is_int($b) && ((string)((int)$b) !== (string)$b)))) {
- return $this->raiseError("limit: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
- global $_DB_DATAOBJECT;
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
- if (($DB->features['limit'] == 'alter') && ($DB->phptype != 'oci8')) {
- if ($b === null) {
- $this->_query['limit'] = " LIMIT $a";
- return;
- }
-
- $this->_query['limit'] = $DB->modifyLimitQuery('',$a,$b);
-
- } else {
- $this->raiseError(
- "DB_DataObjects only supports limit queries on some databases,\n".
- "Check with pear bugs for the package, or the dataobjects manual.\n",
- "or Refer to your Database manual to find out how to do limit queries manually.\n",
- DB_DATAOBJECT_ERROR_NOTSUPPORTED, PEAR_ERROR_DIE);
- }
- }
-
- /**
- * Adds a select columns
- *
- * $object->selectAdd(); // resets select to nothing!
- * $object->selectAdd("*"); // default select
- * $object->selectAdd("unixtime(DATE) as udate");
- * $object->selectAdd("DATE");
- *
- * to prepend distict:
- * $object->selectAdd('distinct ' . $object->selectAdd());
- *
- * @param string $k
- * @access public
- * @return mixed null or old string if you reset it.
- */
- function selectAdd($k = null)
- {
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- if ($k === null) {
- $old = $this->_query['data_select'];
- $this->_query['data_select'] = '';
- return $old;
- }
-
- // check input...= 0 or ' ' == error!
- if (!trim($k)) {
- return $this->raiseError("selectAdd: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
-
- if ($this->_query['data_select']) {
- $this->_query['data_select'] .= ', ';
- }
- $this->_query['data_select'] .= " $k ";
- }
- /**
- * Adds multiple Columns or objects to select with formating.
- *
- * $object->selectAs(null); // adds "table.colnameA as colnameA,table.colnameB as colnameB,......"
- * // note with null it will also clear the '*' default select
- * $object->selectAs(array('a','b'),'%s_x'); // adds "a as a_x, b as b_x"
- * $object->selectAs(array('a','b'),'ddd_%s','ccc'); // adds "ccc.a as ddd_a, ccc.b as ddd_b"
- * $object->selectAdd($object,'prefix_%s'); // calls $object->get_table and adds it all as
- * objectTableName.colnameA as prefix_colnameA
- *
- * @param array|object|null the array or object to take column names from.
- * @param string format in sprintf format (use %s for the colname)
- * @param string table name eg. if you have joinAdd'd or send $from as an array.
- * @access public
- * @return void
- */
- function selectAs($from = null,$format = '%s',$tableName=false)
- {
- global $_DB_DATAOBJECT;
-
- if (!isset($this->_query)) {
- $this->raiseError(
- "You cannot do two queries on the same object (copy it before finding)",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
-
- if ($from === null) {
- // blank the '*'
- $this->selectAdd();
- $from = $this;
- }
-
-
- $table = $this->__table;
- if (is_object($from)) {
- $table = $from->__table;
- $from = array_keys($from->table());
- }
-
- if ($tableName !== false) {
- $table = $tableName;
- }
- $s = '%s';
- if (!empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers'])) {
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
- $s = $DB->quoteIdentifier($s);
- }
- foreach ($from as $k) {
- $this->selectAdd(sprintf("{$s}.{$s} as {$format}",$table,$k,$k));
- }
- $this->_query['data_select'] .= "\n";
- }
- /**
- * Insert the current objects variables into the database
- *
- * Returns the ID of the inserted element - mysql specific = fixme?
- *
- * for example
- *
- * Designed to be extended
- *
- * $object = new mytable();
- * $object->name = "fred";
- * echo $object->insert();
- *
- * @access public
- * @return mixed True on success, false on failure, 0 on no data affected
- */
- function insert()
- {
- global $_DB_DATAOBJECT;
-
- // we need to write to the connection (For nextid) - so us the real
- // one not, a copyied on (as ret-by-ref fails with overload!)
-
- if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- $this->_connect();
- }
-
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
-
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
- $items = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
- $_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
-
- if (!$items) {
- $this->raiseError("insert:No table definition for {$this->__table}", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- $options= &$_DB_DATAOBJECT['CONFIG'];
-
-
- $datasaved = 1;
- $leftq = '';
- $rightq = '';
-
- $seqKeys = isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table]) ?
- $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] :
- $this->sequenceKey();
-
- $key = isset($seqKeys[0]) ? $seqKeys[0] : false;
- $useNative = isset($seqKeys[1]) ? $seqKeys[1] : false;
- $seq = isset($seqKeys[2]) ? $seqKeys[2] : false;
-
- $dbtype = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn["phptype"];
-
-
- // nativeSequences or Sequences..
-
- // big check for using sequences
-
- if (($key !== false) && !$useNative) {
-
- if (!$seq) {
- $this->$key = $DB->nextId($this->__table);
- } else {
- $f = $DB->getOption('seqname_format');
- $DB->setOption('seqname_format','%s');
- $this->$key = $DB->nextId($seq);
- $DB->setOption('seqname_format',$f);
- }
- }
-
-
-
- foreach($items as $k => $v) {
-
- // if we are using autoincrement - skip the column...
- if ($key && ($k == $key) && $useNative) {
- continue;
- }
-
-
- if (!isset($this->$k)) {
- continue;
- }
- // dont insert data into mysql timestamps
- // use query() if you really want to do this!!!!
- if ($v & DB_DATAOBJECT_MYSQLTIMESTAMP) {
- continue;
- }
-
- if ($leftq) {
- $leftq .= ', ';
- $rightq .= ', ';
- }
-
- $leftq .= ($quoteIdentifiers ? ($DB->quoteIdentifier($k) . ' ') : "$k ");
-
- if (is_a($this->$k,'db_dataobject_cast')) {
- $value = $this->$k->toString($v,$dbtype);
- if (PEAR::isError($value)) {
- $this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
- return false;
- }
- $rightq .= $value;
- continue;
- }
-
-
- if ((strtolower($this->$k) === 'null') && !($v & DB_DATAOBJECT_NOTNULL)) {
- $rightq .= " NULL ";
- continue;
- }
- // DATE is empty... on a col. that can be null..
- // note: this may be usefull for time as well..
- if (!$this->$k &&
- (($v & DB_DATAOBJECT_DATE) || ($v & DB_DATAOBJECT_TIME)) &&
- !($v & DB_DATAOBJECT_NOTNULL)) {
-
- $rightq .= " NULL ";
- continue;
- }
-
- if ($v & DB_DATAOBJECT_STR) {
- $rightq .= $DB->quote($this->$k) . " ";
- continue;
- }
- if (is_numeric($this->$k)) {
- $rightq .=" {$this->$k} ";
- continue;
- }
- // at present we only cast to integers
- // - V2 may store additional data about float/int
- $rightq .= ' ' . intval($this->$k) . ' ';
-
- }
-
-
- if ($leftq || $useNative) {
- $table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
-
- $r = $this->_query("INSERT INTO {$table} ($leftq) VALUES ($rightq) ");
-
-
-
- if (PEAR::isError($r)) {
- $this->raiseError($r);
- return false;
- }
-
- if ($r < 1) {
- return 0;
- }
-
-
- // now do we have an integer key!
-
- if ($key && $useNative) {
- switch ($dbtype) {
- case 'mysql':
- $this->$key = mysql_insert_id(
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->connection
- );
- break;
- case 'mssql':
- // note this is not really thread safe - you should wrapp it with
- // transactions = eg.
- // $db->query('BEGIN');
- // $db->insert();
- // $db->query('COMMIT');
-
- $mssql_key = $DB->getOne("SELECT @@IDENTITY");
- if (PEAR::isError($mssql_key)) {
- $this->raiseError($r);
- return false;
- }
- $this->$key = $mssql_key;
- break;
-
- case 'pgsql':
- if (!$seq) {
- $seq = $DB->getSequenceName($this->__table );
- }
- $pgsql_key = $DB->getOne("SELECT last_value FROM ".$seq);
- if (PEAR::isError($pgsql_key)) {
- $this->raiseError($r);
- return false;
- }
- $this->$key = $pgsql_key;
- break;
- }
-
- }
-
- if (isset($_DB_DATAOBJECT['CACHE'][strtolower(get_class($this))])) {
- $this->_clear_cache();
- }
- if ($key) {
- return $this->$key;
- }
- return true;
- }
- $this->raiseError("insert: No Data specifed for query", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- /**
- * Updates current objects variables into the database
- * uses the keys() to decide how to update
- * Returns the true on success
- *
- * for example
- *
- * $object = new mytable();
- * $object->get("ID",234);
- * $object->email="testing@test.com";
- * if(!$object->update())
- * echo "UPDATE FAILED";
- *
- * to only update changed items :
- * $dataobject->get(132);
- * $original = $dataobject; // clone/copy it..
- * $dataobject->setFrom($_POST);
- * if ($dataobject->validate()) {
- * $dataobject->update($original);
- * } // otherwise an error...
- *
- *
- * @param object dataobject (optional) - used to only update changed items.
- * @access public
- * @return int rows affected or false on failure
- */
- function update($dataObject = false)
- {
- global $_DB_DATAOBJECT;
- // connect will load the config!
- $this->_connect();
-
-
- $original_query = isset($this->_query) ? $this->_query : null;
-
- $items = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
- $_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
-
-
- $keys = $this->keys();
-
-
- if (!$items) {
- $this->raiseError("update:No table definition for {$this->__table}", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- $datasaved = 1;
- $settings = '';
- $this->_connect();
-
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
- $dbtype = $DB->dsn["phptype"];
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
-
- foreach($items as $k => $v) {
- if (!isset($this->$k)) {
- continue;
- }
- // ignore stuff thats
-
- // dont write things that havent changed..
- if (($dataObject !== false) && isset($dataObject->$k) && ($dataObject->$k == $this->$k)) {
- continue;
- }
-
- // beta testing.. - dont write keys to left.!!!
- if (in_array($k,$keys)) {
- continue;
- }
-
- // dont insert data into mysql timestamps
- // use query() if you really want to do this!!!!
- if ($v & DB_DATAOBJECT_MYSQLTIMESTAMP) {
- continue;
- }
-
-
- if ($settings) {
- $settings .= ', ';
- }
-
- $kSql = ($quoteIdentifiers ? $DB->quoteIdentifier($k) : $k);
-
- if (is_a($this->$k,'db_dataobject_cast')) {
- $value = $this->$k->toString($v,$dbtype);
- if (PEAR::isError($value)) {
- $this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
- return false;
- }
- $settings .= "$kSql = $value ";
- continue;
- }
-
- // special values ... at least null is handled...
- if ((strtolower($this->$k) === 'null') && !($v & DB_DATAOBJECT_NOTNULL)) {
- $settings .= "$kSql = NULL ";
- continue;
- }
- // DATE is empty... on a col. that can be null..
- // note: this may be usefull for time as well..
- if (!$this->$k &&
- (($v & DB_DATAOBJECT_DATE) || ($v & DB_DATAOBJECT_TIME)) &&
- !($v & DB_DATAOBJECT_NOTNULL)) {
-
- $settings .= "$kSql = NULL ";
- continue;
- }
-
-
- if ($v & DB_DATAOBJECT_STR) {
- $settings .= "$kSql = ". $DB->quote($this->$k) . ' ';
- continue;
- }
- if (is_numeric($this->$k)) {
- $settings .= "$kSql = {$this->$k} ";
- continue;
- }
- // at present we only cast to integers
- // - V2 may store additional data about float/int
- $settings .= "$kSql = " . intval($this->$k) . ' ';
- }
-
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("got keys as ".serialize($keys),3);
- }
-
- $this->_build_condition($items,$keys);
-
- // echo " $settings, $this->condition ";
- if ($settings && isset($this->_query) && $this->_query['condition']) {
-
- $table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
-
- $r = $this->_query("UPDATE {$table} SET {$settings} {$this->_query['condition']} ");
-
- // restore original query conditions.
- $this->_query = $original_query;
-
- if (PEAR::isError($r)) {
- $this->raiseError($r);
- return false;
- }
- if ($r < 1) {
- return 0;
- }
-
- $this->_clear_cache();
- return $r;
- }
- // restore original query conditions.
- $this->_query = $original_query;
-
- // if you manually specified a dataobject, and there where no changes - then it's ok..
- if ($dataObject !== false) {
- return false;
- }
-
- $this->raiseError(
- "update: No Data specifed for query $settings , {$this->_query['condition']}",
- DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- /**
- * Deletes items from table which match current objects variables
- *
- * Returns the true on success
- *
- * for example
- *
- * Designed to be extended
- *
- * $object = new mytable();
- * $object->ID=123;
- * echo $object->delete(); // builds a conditon
- *
- * $object = new mytable();
- * $object->whereAdd('age > 12');
- * $object->limit(1);
- * $object->orderBy('age DESC');
- * $object->delete(true); // dont use object vars, use the conditions, limit and order.
- *
- * @param bool $useWhere (optional) If DB_DATAOBJECT_WHEREADD_ONLY is passed in then
- * we will build the condition only using the whereAdd's. Default is to
- * build the condition only using the object parameters.
- *
- * @access public
- * @return mixed True on success, false on failure, 0 on no data affected
- */
- function delete($useWhere = false)
- {
- global $_DB_DATAOBJECT;
- // connect will load the config!
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
-
- $extra_cond = ' ' . (isset($this->_query['order_by']) ? $this->_query['order_by'] : '') .
- ' ' . (isset($this->_query['limit']) ? $this->_query['limit'] : '');
-
- if (!$useWhere) {
-
- $keys = $this->keys();
- $this->_query = array(); // as it's probably unset!
- $this->_query['condition'] = ''; // default behaviour not to use where condition
- $this->_build_condition($this->table(),$keys);
- // if primary keys are not set then use data from rest of object.
- if (!$this->_query['condition']) {
- $this->_build_condition($this->table(),array(),$keys);
- }
- $extra_cond = '';
- }
-
-
- // don't delete without a condition
- if (isset($this->_query) && $this->_query['condition']) {
-
- $table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
-
- $r = $this->_query("DELETE FROM {$table} {$this->_query['condition']}{$extra_cond}");
-
-
- if (PEAR::isError($r)) {
- $this->raiseError($r);
- return false;
- }
- if ($r < 1) {
- return 0;
- }
- $this->_clear_cache();
- return $r;
- } else {
- $this->raiseError("delete: No condition specifed for query", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
- }
-
- /**
- * fetches a specific row into this object variables
- *
- * Not recommended - better to use fetch()
- *
- * Returens true on success
- *
- * @param int $row row
- * @access public
- * @return boolean true on success
- */
- function fetchRow($row = null)
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- $this->_loadConfig();
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("{$this->__table} $row of {$this->N}", "fetchrow",3);
- }
- if (!$this->__table) {
- $this->raiseError("fetchrow: No table", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- if ($row === null) {
- $this->raiseError("fetchrow: No row specified", DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- if (!$this->N) {
- $this->raiseError("fetchrow: No results avaiable", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("{$this->__table} $row of {$this->N}", "fetchrow",3);
- }
-
-
- $result = &$_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid];
- $array = $result->fetchrow(DB_FETCHMODE_ASSOC,$row);
- if (!is_array($array)) {
- $this->raiseError("fetchrow: No results available", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- foreach($array as $k => $v) {
- $kk = str_replace(".", "_", $k);
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("$kk = ". $array[$k], "fetchrow LINE", 3);
- }
- $this->$kk = $array[$k];
- }
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("{$this->__table} DONE", "fetchrow", 3);
- }
- return true;
- }
-
- /**
- * Find the number of results from a simple query
- *
- * for example
- *
- * $object = new mytable();
- * $object->name = "fred";
- * echo $object->count();
- * echo $object->count(true); // dont use object vars.
- * echo $object->count('distinct mycol');
- * echo $object->count('distinct mycol',true); // dont use object vars.
- *
- *
- * @param bool|string (optional)
- * (true|false = see below not on whereAddonly)
- * (string)
- * $countWhat (optional) normally it counts primary keys - you can use
- * this to do things like $do->count('distinct mycol');
- * @param bool $whereAddOnly (optional) If DB_DATAOBJECT_WHEREADD_ONLY is passed in then
- * we will build the condition only using the whereAdd's. Default is to
- * build the condition using the object parameters as well.
- *
- * @access public
- * @return int
- */
- function count($countWhat = false,$whereAddOnly = false)
- {
- global $_DB_DATAOBJECT;
-
- if (is_bool($countWhat)) {
- $whereAddOnly = $countWhat;
- }
-
- $t = clone($this);
-
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
-
- $items = $t->table();
- if (!isset($t->_query)) {
- $this->raiseError(
- "You cannot do run count after you have run fetch()",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- return false;
- }
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
-
- if (!$whereAddOnly && $items) {
- $t->_build_condition($items);
- }
- $keys = $this->keys();
-
- if (!$keys[0] && !is_string($countWhat)) {
- $this->raiseError(
- "You cannot do run count without keys - use \$do->keys('id');",
- DB_DATAOBJECT_ERROR_INVALIDARGS,PEAR_ERROR_DIE);
- return false;
-
- }
- $table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
- if (!is_string($countWhat)) {
- $key_col = ($quoteIdentifiers ? $DB->quoteIdentifier($keys[0]) : $keys[0]);
- }
-
- $as = ($quoteIdentifiers ? $DB->quoteIdentifier('DATAOBJECT_NUM') : 'DATAOBJECT_NUM');
-
- $countWhat = is_string($countWhat) ? $countWhat : "{$table}.{$key_col}";
-
- $r = $t->_query(
- "SELECT count({$countWhat}) as $as
- FROM $table {$t->_join} {$t->_query['condition']}");
- if (PEAR::isError($r)) {
- return false;
- }
-
- $result = &$_DB_DATAOBJECT['RESULTS'][$t->_DB_resultid];
- $l = $result->fetchRow();
- return $l[0];
- }
-
- /**
- * sends raw query to database
- *
- * Since _query has to be a private 'non overwriteable method', this is a relay
- *
- * @param string $string SQL Query
- * @access public
- * @return void or DB_Error
- */
- function query($string)
- {
- return $this->_query($string);
- }
-
-
- /**
- * an escape wrapper around DB->escapeSimple()
- * can be used when adding manual queries or clauses
- * eg.
- * $object->query("select * from xyz where abc like '". $object->escape($_GET['name']) . "'");
- *
- * @param string $string value to be escaped
- * @access public
- * @return string
- */
- function escape($string)
- {
- global $_DB_DATAOBJECT;
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
- return $DB->escapeSimple($string);
- }
-
- /* ==================================================== */
- /* Major Private Vars */
- /* ==================================================== */
-
- /**
- * The Database connection dsn (as described in the PEAR DB)
- * only used really if you are writing a very simple application/test..
- * try not to use this - it is better stored in configuration files..
- *
- * @access private
- * @var string
- */
- var $_database_dsn = '';
-
- /**
- * The Database connection id (md5 sum of databasedsn)
- *
- * @access private
- * @var string
- */
- var $_database_dsn_md5 = '';
-
- /**
- * The Database name
- * created in __connection
- *
- * @access private
- * @var string
- */
- var $_database = '';
-
-
-
- /**
- * The QUERY rules
- * This replaces alot of the private variables
- * used to build a query, it is unset after find() is run.
- *
- *
- *
- * @access private
- * @var array
- */
- var $_query = array(
- 'condition' => '', // the WHERE condition
- 'group_by' => '', // the GROUP BY condition
- 'order_by' => '', // the ORDER BY condition
- 'having' => '', // the HAVING condition
- 'limit' => '', // the LIMIT condition
- 'data_select' => '*', // the columns to be SELECTed
- );
-
-
-
-
- /**
- * Database result id (references global $_DB_DataObject[results]
- *
- * @access private
- * @var integer
- */
- var $_DB_resultid; // database result object
-
-
- /* ============================================================== */
- /* Table definition layer (started of very private but 'came out'*/
- /* ============================================================== */
-
- /**
- * Autoload or manually load the table definitions
- *
- *
- * usage :
- * DB_DataObject::databaseStructure( 'databasename',
- * parse_ini_file('mydb.ini',true),
- * parse_ini_file('mydb.link.ini',true));
- *
- * obviously you dont have to use ini files.. (just return array similar to ini files..)
- *
- * It should append to the table structure array
- *
- *
- * @param optional string name of database to assign / read
- * @param optional array structure of database, and keys
- * @param optional array table links
- *
- * @access public
- * @return true or PEAR:error on wrong paramenters.. or false if no file exists..
- * or the array(tablename => array(column_name=>type)) if called with 1 argument.. (databasename)
- */
- function databaseStructure()
- {
-
- global $_DB_DATAOBJECT;
-
- // Assignment code
-
- if ($args = func_get_args()) {
-
- if (count($args) == 1) {
-
- // this returns all the tables and their structure..
-
- $x = new DB_DataObject;
- $x->_database = $args[0];
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
- $tables = $DB->getListOf('tables');
- require_once 'DB/DataObject/Generator.php';
- foreach($tables as $table) {
- $y = new DB_DataObject_Generator;
- $y->fillTableSchema($x->_database,$table);
- }
- return $_DB_DATAOBJECT['INI'][$x->_database];
- } else {
-
- $_DB_DATAOBJECT['INI'][$args[0]] = isset($_DB_DATAOBJECT['INI'][$args[0]]) ?
- $_DB_DATAOBJECT['INI'][$args[0]] + $args[1] : $args[1];
-
- if (isset($args[1])) {
- $_DB_DATAOBJECT['LINKS'][$args[0]] = isset($_DB_DATAOBJECT['LINKS'][$args[0]]) ?
- $_DB_DATAOBJECT['LINKS'][$args[0]] + $args[2] : $args[2];
- }
- return true;
- }
-
- }
-
-
-
- if (!$this->_database) {
- $this->_connect();
- }
-
- // loaded already?
- if (!empty($_DB_DATAOBJECT['INI'][$this->_database])) {
- // database loaded - but this is table is not available..
- if (empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
- require_once 'DB/DataObject/Generator.php';
- $x = new DB_DataObject_Generator;
- $x->fillTableSchema($this->_database,$this->__table);
- }
- return true;
- }
-
-
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
-
- // if you supply this with arguments, then it will take those
- // as the database and links array...
-
- $schemas = isset($_DB_DATAOBJECT['CONFIG']['schema_location']) ?
- array("{$_DB_DATAOBJECT['CONFIG']['schema_location']}/{$this->_database}.ini") :
- array() ;
-
- if (isset($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"])) {
- $schemas = is_array($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]) ?
- $_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"] :
- explode(PATH_SEPARATOR,$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]);
- }
-
-
-
- foreach ($schemas as $ini) {
- $links =
- isset($_DB_DATAOBJECT['CONFIG']["links_{$this->_database}"]) ?
- $_DB_DATAOBJECT['CONFIG']["links_{$this->_database}"] :
- str_replace('.ini','.links.ini',$ini);
-
- if (file_exists($ini)) {
- $_DB_DATAOBJECT['INI'][$this->_database] = parse_ini_file($ini, true);
- }
- if (empty($_DB_DATAOBJECT['LINKS'][$this->_database]) && file_exists($links)) {
- /* not sure why $links = ... here - TODO check if that works */
- $_DB_DATAOBJECT['LINKS'][$this->_database] = parse_ini_file($links, true);
- }
- }
- // now have we loaded the structure.. - if not try building it..
-
- if (empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
- require_once 'DB/DataObject/Generator.php';
- $x = new DB_DataObject_Generator;
- $x->fillTableSchema($this->_database,$this->__table);
- }
-
-
- return true;
- }
-
-
-
-
- /**
- * Return or assign the name of the current table
- *
- *
- * @param string optinal table name to set
- * @access public
- * @return string The name of the current table
- */
- function tableName()
- {
- $args = func_get_args();
- if (count($args)) {
- $this->__table = $args[0];
- }
- return $this->__table;
- }
-
- /**
- * Return or assign the name of the current database
- *
- * @param string optional database name to set
- * @access public
- * @return string The name of the current database
- */
- function database()
- {
- $args = func_get_args();
- if (count($args)) {
- $this->_database = $args[0];
- }
- return $this->_database;
- }
-
- /**
- * get/set an associative array of table columns
- *
- * @access public
- * @param array key=>type array
- * @return array (associative)
- */
- function table()
- {
-
- // for temporary storage of database fields..
- // note this is not declared as we dont want to bloat the print_r output
- $args = func_get_args();
- if (count($args)) {
- $this->_database_fields = $args[0];
- }
- if (isset($this->_database_fields)) {
- return $this->_database_fields;
- }
-
-
- global $_DB_DATAOBJECT;
- if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- $this->_connect();
- }
-
- if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
- return $_DB_DATAOBJECT['INI'][$this->_database][$this->__table];
- }
-
- $this->databaseStructure();
-
-
- $ret = array();
- if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
- $ret = $_DB_DATAOBJECT['INI'][$this->_database][$this->__table];
- }
-
- return $ret;
- }
-
- /**
- * get/set an array of table primary keys
- *
- * set usage: $do->keys('id','code');
- *
- * This is defined in the table definition if it gets it wrong,
- * or you do not want to use ini tables, you can override this.
- * @param string optional set the key
- * @param * optional set more keys
- * @access private
- * @return array
- */
- function keys()
- {
- // for temporary storage of database fields..
- // note this is not declared as we dont want to bloat the print_r output
- $args = func_get_args();
- if (count($args)) {
- $this->_database_keys = $args;
- }
- if (isset($this->_database_keys)) {
- return $this->_database_keys;
- }
-
- global $_DB_DATAOBJECT;
- if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- $this->_connect();
- }
- if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"])) {
- return array_keys($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"]);
- }
- $this->databaseStructure();
-
- if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"])) {
- return array_keys($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"]);
- }
- return array();
- }
- /**
- * get/set an sequence key
- *
- * by default it returns the first key from keys()
- * set usage: $do->sequenceKey('id',true);
- *
- * override this to return array(false,false) if table has no real sequence key.
- *
- * @param string optional the key sequence/autoinc. key
- * @param boolean optional use native increment. default false
- * @param false|string optional native sequence name
- * @access private
- * @return array (column,use_native,sequence_name)
- */
- function sequenceKey()
- {
- global $_DB_DATAOBJECT;
-
- // call setting
- if (!$this->_database) {
- $this->_connect();
- }
-
- if (!isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database])) {
- $_DB_DATAOBJECT['SEQUENCE'][$this->_database] = array();
- }
-
-
- $args = func_get_args();
- if (count($args)) {
- $args[1] = isset($args[1]) ? $args[1] : false;
- $args[2] = isset($args[2]) ? $args[2] : false;
- $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = $args;
- }
- if (isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table])) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table];
- }
- // end call setting (eg. $do->sequenceKeys(a,b,c); )
-
-
-
-
- $keys = $this->keys();
- if (!$keys) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table]
- = array(false,false,false);;
- }
-
-
- $table = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
- $_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
-
- $dbtype = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'];
-
- $usekey = $keys[0];
-
-
-
- $seqname = false;
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['sequence_'.$this->__table])) {
- $usekey = $_DB_DATAOBJECT['CONFIG']['sequence_'.$this->__table];
- if (strpos($usekey,':') !== false) {
- list($usekey,$seqname) = explode(':',$usekey);
- }
- }
-
-
- // if the key is not an integer - then it's not a sequence or native
- if (!($table[$usekey] & DB_DATAOBJECT_INT)) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,false);
- }
-
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'])) {
- $ignore = $_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'];
- if (is_string($ignore) && (strtoupper($ignore) == 'ALL')) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
- }
- if (is_string($ignore)) {
- $ignore = $_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'] = explode(',',$ignore);
- }
- if (in_array($this->__table,$ignore)) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
- }
- }
-
-
- $realkeys = $_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"];
-
- // if you are using an old ini file - go back to old behaviour...
- if (is_numeric($realkeys[$usekey])) {
- $realkeys[$usekey] = 'N';
- }
-
- // multiple unique primary keys without a native sequence...
- if (($realkeys[$usekey] == 'K') && (count($keys) > 1)) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
- }
- // use native sequence keys...
- // technically postgres native here...
- // we need to get the new improved tabledata sorted out first.
-
- if ( in_array($dbtype , array( 'mysql', 'mssql')) &&
- ($table[$usekey] & DB_DATAOBJECT_INT) &&
- isset($realkeys[$usekey]) && ($realkeys[$usekey] == 'N')
- ) {
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array($usekey,true,$seqname);
- }
- // if not a native autoinc, and we have not assumed all primary keys are sequence
- if (($realkeys[$usekey] != 'N') &&
- !empty($_DB_DATAOBJECT['CONFIG']['dont_use_pear_sequences'])) {
- return array(false,false,false);
- }
- // I assume it's going to try and be a nextval DB sequence.. (not native)
- return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array($usekey,false,$seqname);
- }
-
-
-
- /* =========================================================== */
- /* Major Private Methods - the core part! */
- /* =========================================================== */
-
-
-
- /**
- * clear the cache values for this class - normally done on insert/update etc.
- *
- * @access private
- * @return void
- */
- function _clear_cache()
- {
- global $_DB_DATAOBJECT;
-
- $class = get_class($this);
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("Clearing Cache for ".$class,1);
- }
-
- if (!empty($_DB_DATAOBJECT['CACHE'][$class])) {
- unset($_DB_DATAOBJECT['CACHE'][$class]);
- }
- }
-
- /**
- * connects to the database
- *
- *
- * TODO: tidy this up - This has grown to support a number of connection options like
- * a) dynamic changing of ini file to change which database to connect to
- * b) multi data via the table_{$table} = dsn ini option
- * c) session based storage.
- *
- * @access private
- * @return true | PEAR::error
- */
- function _connect()
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- $this->_loadConfig();
- }
-
- // is it already connected ?
-
- if ($this->_database_dsn_md5 && !empty($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- if (PEAR::isError($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- return $this->raiseError(
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->message,
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->code, PEAR_ERROR_DIE
- );
-
- }
-
- if (!$this->_database) {
- $this->_database = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['database'];
- }
-
- }
-
- // it's not currently connected!
- // try and work out what to use for the dsn !
-
- $options= &$_DB_DATAOBJECT['CONFIG'];
- $dsn = isset($this->_database_dsn) ? $this->_database_dsn : null;
-
- if (!$dsn) {
- if (!$this->_database) {
- $this->_database = isset($options["table_{$this->__table}"]) ?$options["table_{$this->__table}"] : null;
- }
- if ($this->_database && !empty($options["database_{$this->_database}"])) {
- $dsn = $options["database_{$this->_database}"];
- } else if (!empty($options['database'])) {
- $dsn = $options['database'];
- }
- }
-
- // if still no database...
- if (!$dsn) {
- return $this->raiseError(
- "No database name / dsn found anywhere",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG, PEAR_ERROR_DIE
- );
-
- }
-
-
-
- $this->_database_dsn_md5 = md5($dsn);
-
- if (!empty($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("USING CACHED CONNECTION", "CONNECT",3);
- }
- if (!$this->_database) {
- $this->_database = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn["database"];
- }
- return true;
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug("NEW CONNECTION", "CONNECT",3);
- /* actualy make a connection */
- $this->debug("{$dsn} {$this->_database_dsn_md5}", "CONNECT",3);
- }
- $db_options = PEAR::getStaticProperty('DB','options');
- require_once 'DB.php';
- if ($db_options) {
-
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5] = DB::connect($dsn,$db_options);
- } else {
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5] = DB::connect($dsn);
- }
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug(serialize($_DB_DATAOBJECT['CONNECTIONS']), "CONNECT",5);
- }
- if (PEAR::isError($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- return $this->raiseError(
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->message,
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->code, PEAR_ERROR_DIE
- );
-
- }
-
- if (!$this->_database) {
- $this->_database = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn["database"];
- }
-
- // Oracle need to optimize for portibility - not sure exactly what this does though :)
- $c = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
-
-
-
-
-
-
- return true;
- }
-
- /**
- * sends query to database - this is the private one that must work
- * - internal functions use this rather than $this->query()
- *
- * @param string $string
- * @access private
- * @return mixed none or PEAR_Error
- */
- function _query($string)
- {
- global $_DB_DATAOBJECT;
- $this->_connect();
-
-
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
- $options = &$_DB_DATAOBJECT['CONFIG'];
-
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug($string,$log="QUERY");
-
- }
-
- if (strtoupper($string) == 'BEGIN') {
- $DB->autoCommit(false);
- // db backend adds begin anyway from now on..
- return true;
- }
- if (strtoupper($string) == 'COMMIT') {
- $DB->commit();
- $DB->autoCommit(true);
- return true;
- }
-
- if (strtoupper($string) == 'ROLLBACK') {
- $DB->rollback();
- $DB->autoCommit(true);
- return true;
- }
-
-
- if (!empty($options['debug_ignore_updates']) &&
- (strtolower(substr(trim($string), 0, 6)) != 'select') &&
- (strtolower(substr(trim($string), 0, 4)) != 'show') &&
- (strtolower(substr(trim($string), 0, 8)) != 'describe')) {
-
- $this->debug('Disabling Update as you are in debug mode');
- return $this->raiseError("Disabling Update as you are in debug mode", null) ;
-
- }
- //if (@$_DB_DATAOBJECT['CONFIG']['debug'] > 1) {
- // this will only work when PEAR:DB supports it.
- //$this->debug($DB->getAll('explain ' .$string,DB_FETCHMODE_ASSOC), $log="sql",2);
- //}
-
- // some sim
- $t= explode(' ',microtime());
- $_DB_DATAOBJECT['QUERYENDTIME'] = $time = $t[0]+$t[1];
-
- $result = $DB->query($string);
-
-
-
-
- if (is_a($result,'DB_Error')) {
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug($result->toString(), "Query Error",1 );
- }
- return $result;
- }
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $t= explode(' ',microtime());
- $_DB_DATAOBJECT['QUERYENDTIME'] = $t[0]+$t[1];
- $this->debug('QUERY DONE IN '.($t[0]+$t[1]-$time)." seconds", 'query',1);
- }
- switch (strtolower(substr(trim($string),0,6))) {
- case 'insert':
- case 'update':
- case 'delete':
- return $DB->affectedRows();;
- }
- if (is_object($result)) {
- // lets hope that copying the result object is OK!
-
- $_DB_resultid = $GLOBALS['_DB_DATAOBJECT']['RESULTSEQ']++;
- $_DB_DATAOBJECT['RESULTS'][$_DB_resultid] = $result;
- $this->_DB_resultid = $_DB_resultid;
- }
- $this->N = 0;
- if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
- $this->debug(serialize($result), 'RESULT',5);
- }
- if (method_exists($result, 'numrows')) {
- $DB->expectError(DB_ERROR_UNSUPPORTED);
- $this->N = $result->numrows();
- if (is_a($this->N,'DB_Error')) {
- $this->N = 1;
- }
- $DB->popExpect();
- }
- }
-
- /**
- * Builds the WHERE based on the values of of this object
- *
- * @param mixed $keys
- * @param array $filter (used by update to only uses keys in this filter list).
- * @param array $negative_filter (used by delete to prevent deleting using the keys mentioned..)
- * @access private
- * @return string
- */
- function _build_condition($keys, $filter = array(),$negative_filter=array())
- {
- global $_DB_DATAOBJECT;
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
- // if we dont have query vars.. - reset them.
- if (!isset($this->_query)) {
- $x = new DB_DataObject;
- $this->_query= $x->_query;
- }
-
- foreach($keys as $k => $v) {
- // index keys is an indexed array
- /* these filter checks are a bit suspicious..
- - need to check that update really wants to work this way */
-
- if ($filter) {
- if (!in_array($k, $filter)) {
- continue;
- }
- }
- if ($negative_filter) {
- if (in_array($k, $negative_filter)) {
- continue;
- }
- }
- if (!isset($this->$k)) {
- continue;
- }
-
- $kSql = $quoteIdentifiers
- ? ( $DB->quoteIdentifier($this->__table) . '.' . $DB->quoteIdentifier($k) )
- : "{$this->__table}.{$k}";
-
-
-
- if (is_a($this->$k,'db_dataobject_cast')) {
- $dbtype = $DB->dsn["phptype"];
- $value = $this->$k->toString($v,$dbtype);
- if (PEAR::isError($value)) {
- $this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
- return false;
- }
- if ($value == 'NULL') {
- $value = 'IS NULL';
- }
- $this->whereAdd(" $kSql = $value");
- continue;
- }
-
- if ((strtolower($this->$k) === 'null') && !($v & DB_DATAOBJECT_NOTNULL)) {
- $this->whereAdd(" $kSql IS NULL");
- continue;
- }
-
-
- if ($v & DB_DATAOBJECT_STR) {
- $this->whereAdd(" $kSql = " . $DB->quote($this->$k) );
- continue;
- }
- if (is_numeric($this->$k)) {
- $this->whereAdd(" $kSql = {$this->$k}");
- continue;
- }
- /* this is probably an error condition! */
- $this->whereAdd(" $kSql = 0");
- }
- }
-
- /**
- * autoload Class relating to a table
- * (depreciated - use ::factory)
- *
- * @param string $table table
- * @access private
- * @return string classname on Success
- */
- function staticAutoloadTable($table)
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
- $p = isset($_DB_DATAOBJECT['CONFIG']['class_prefix']) ?
- $_DB_DATAOBJECT['CONFIG']['class_prefix'] : '';
- $class = $p . preg_replace('/[^A-Z0-9]/i','_',ucfirst($table));
- $class = (class_exists($class)) ? $class : DB_DataObject::_autoloadClass($class);
- return $class;
- }
-
-
- /**
- * classic factory method for loading a table class
- * usage: $do = DB_DataObject::factory('person')
- * WARNING - this may emit a include error if the file does not exist..
- * use @ to silence it (if you are sure it is acceptable)
- * eg. $do = @DB_DataObject::factory('person')
- *
- * table name will eventually be databasename/table
- * - and allow modular dataobjects to be written..
- * (this also helps proxy creation)
- *
- *
- * @param string $table tablename (use blank to create a new instance of the same class.)
- * @access private
- * @return DataObject|PEAR_Error
- */
-
-
-
- function factory($table = '') {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
-
- if ($table === '') {
- if (is_a($this,'DB_DataObject') && strlen($this->__table)) {
- $table = $this->__table;
- } else {
- return DB_DataObject::raiseError(
- "factory did not recieve a table name",
- DB_DATAOBJECT_ERROR_INVALIDARGS);
- }
- }
-
-
- $p = isset($_DB_DATAOBJECT['CONFIG']['class_prefix']) ?
- $_DB_DATAOBJECT['CONFIG']['class_prefix'] : '';
- $class = $p . preg_replace('/[^A-Z0-9]/i','_',ucfirst($table));
-
- $class = (class_exists($class)) ? $class : DB_DataObject::_autoloadClass($class);
-
- // proxy = full|light
- if (!$class && isset($_DB_DATAOBJECT['CONFIG']['proxy'])) {
- $proxyMethod = 'getProxy'.$_DB_DATAOBJECT['CONFIG']['proxy'];
-
- require_once 'DB/DataObject/Generator.php';
- $d = new DB_DataObject;
-
- $d->__table = $table;
- $d->_connect();
-
- $x = new DB_DataObject_Generator;
- return $x->$proxyMethod( $d->_database, $table);
- }
-
- if (!$class) {
- return DB_DataObject::raiseError(
- "factory could not find class $class from $table",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- }
-
- return new $class;
- }
- /**
- * autoload Class
- *
- * @param string $class Class
- * @access private
- * @return string classname on Success
- */
- function _autoloadClass($class)
- {
- global $_DB_DATAOBJECT;
-
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
- $table = substr($class,strlen($_DB_DATAOBJECT['CONFIG']['class_prefix']));
-
- // only include the file if it exists - and barf badly if it has parse errors :)
- if (!empty($_DB_DATAOBJECT['CONFIG']['proxy']) && empty($_DB_DATAOBJECT['CONFIG']['class_location'])) {
- return false;
- }
-
- $file = $_DB_DATAOBJECT['CONFIG']['class_location'].'/'.preg_replace('/[^A-Z0-9]/i','_',ucfirst($table)).".php";
-
- if (!file_exists($file)) {
- $found = false;
- foreach(explode(PATH_SEPARATOR, ini_get('include_path')) as $p) {
- if (file_exists("$p/$file")) {
- $file = "$p/$file";
- $found = true;
- break;
- }
- }
- if (!$found) {
- DB_DataObject::raiseError(
- "autoload:Could not find class {$class} using class_location value",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- }
-
- include_once $file;
-
-
-
-
- if (!class_exists($class)) {
- DB_DataObject::raiseError(
- "autoload:Could not autoload {$class}",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- return $class;
- }
-
-
-
- /**
- * Have the links been loaded?
- * if they have it contains a array of those variables.
- *
- * @access private
- * @var boolean | array
- */
- var $_link_loaded = false;
-
- /**
- * Get the links associate array as defined by the links.ini file.
- *
- *
- * Experimental... -
- * Should look a bit like
- * [local_col_name] => "related_tablename:related_col_name"
- *
- *
- * @return array|null
- * array = if there are links defined for this table.
- * empty array - if there is a links.ini file, but no links on this table
- * null - if no links.ini exists for this database (hence try auto_links).
- * @access public
- * @see DB_DataObject::getLinks(), DB_DataObject::getLink()
- */
-
- function links()
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- $this->_loadConfig();
- }
-
-
- if (isset($_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table])) {
- return $_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table];
- }
- $this->databaseStructure();
- // if there is no link data at all on the file!
- // we return null.
- if (!isset($_DB_DATAOBJECT['LINKS'][$this->_database])) {
- return null;
- }
-
- if (isset($_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table])) {
- return $_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table];
- }
-
- return array();
- }
- /**
- * load related objects
- *
- * There are two ways to use this, one is to set up a <dbname>.links.ini file
- * into a static property named <dbname>.links and specifies the table joins,
- * the other highly dependent on naming columns 'correctly' :)
- * using colname = xxxxx_yyyyyy
- * xxxxxx = related table; (yyyyy = user defined..)
- * looks up table xxxxx, for value id=$this->xxxxx
- * stores it in $this->_xxxxx_yyyyy
- * you can change what object vars the links are stored in by
- * changeing the format parameter
- *
- *
- * @param string format (default _%s) where %s is the table name.
- * @author Tim White <tim@cyface.com>
- * @access public
- * @return boolean , true on success
- */
- function getLinks($format = '_%s')
- {
-
- // get table will load the options.
- if ($this->_link_loaded) {
- return true;
- }
- $this->_link_loaded = false;
- $cols = $this->table();
- $links = $this->links();
-
- $loaded = array();
-
- if ($links) {
- foreach($links as $key => $match) {
- list($table,$link) = explode(':', $match);
- $k = sprintf($format, str_replace('.', '_', $key));
- // makes sure that '.' is the end of the key;
- if ($p = strpos($key,'.')) {
- $key = substr($key, 0, $p);
- }
-
- $this->$k = $this->getLink($key, $table, $link);
- if (is_object($this->$k)) {
- $loaded[] = $k;
- }
- }
- $this->_link_loaded = $loaded;
- return true;
- }
- // this is the autonaming stuff..
- // it sends the column name down to getLink and lets that sort it out..
- // if there is a links file then it is not used!
- // IT IS DEPRECIATED!!!! - USE
- if (!is_null($links)) {
- return false;
- }
-
-
- foreach (array_keys($cols) as $key) {
- if (!($p = strpos($key, '_'))) {
- continue;
- }
- // does the table exist.
- $k =sprintf($format, $key);
- $this->$k = $this->getLink($key);
- if (is_object($this->$k)) {
- $loaded[] = $k;
- }
- }
- $this->_link_loaded = $loaded;
- return true;
- }
-
- /**
- * return name from related object
- *
- * There are two ways to use this, one is to set up a <dbname>.links.ini file
- * into a static property named <dbname>.links and specifies the table joins,
- * the other is highly dependant on naming columns 'correctly' :)
- *
- * NOTE: the naming convention is depreciated!!! - use links.ini
- *
- * using colname = xxxxx_yyyyyy
- * xxxxxx = related table; (yyyyy = user defined..)
- * looks up table xxxxx, for value id=$this->xxxxx
- * stores it in $this->_xxxxx_yyyyy
- *
- * you can also use $this->getLink('thisColumnName','otherTable','otherTableColumnName')
- *
- *
- * @param string $row either row or row.xxxxx
- * @param string $table name of table to look up value in
- * @param string $link name of column in other table to match
- * @author Tim White <tim@cyface.com>
- * @access public
- * @return mixed object on success
- */
- function &getLink($row, $table = null, $link = false)
- {
-
-
- // GUESS THE LINKED TABLE.. (if found - recursevly call self)
-
- if ($table === null) {
- $links = $this->links();
-
- if (is_array($links)) {
-
- if ($links[$row]) {
- list($table,$link) = explode(':', $links[$row]);
- if ($p = strpos($row,".")) {
- $row = substr($row,0,$p);
- }
- return $r = &$this->getLink($row,$table,$link);
- }
-
- $this->raiseError(
- "getLink: $row is not defined as a link (normally this is ok)",
- DB_DATAOBJECT_ERROR_NODATA);
-
- return false; // technically a possible error condition?
-
- }
- // use the old _ method - this shouldnt happen if called via getLinks()
- if (!($p = strpos($row, '_'))) {
- return null;
- }
- $table = substr($row, 0, $p);
- return $r = &$this->getLink($row, $table);
-
- }
-
-
-
- if (!isset($this->$row)) {
- $this->raiseError("getLink: row not set $row", DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- // check to see if we know anything about this table..
-
- $obj = $this->factory($table);
-
- if (!is_a($obj,'DB_DataObject')) {
- $this->raiseError(
- "getLink:Could not find class for row $row, table $table",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
- if ($link) {
- if ($obj->get($link, $this->$row)) {
- return $obj;
- }
- return false;
- }
-
- if ($obj->get($this->$row)) {
- return $obj;
- }
- return false;
- }
-
- /**
- * IS THIS SUPPORTED/USED ANYMORE????
- *return a list of options for a linked table
- *
- * This is highly dependant on naming columns 'correctly' :)
- * using colname = xxxxx_yyyyyy
- * xxxxxx = related table; (yyyyy = user defined..)
- * looks up table xxxxx, for value id=$this->xxxxx
- * stores it in $this->_xxxxx_yyyyy
- *
- * @access public
- * @return array of results (empty array on failure)
- */
- function &getLinkArray($row, $table = null)
- {
-
- $ret = array();
- if (!$table) {
- $links = $this->links();
-
- if (is_array($links)) {
- if (!isset($links[$row])) {
- // failed..
- return $ret;
- }
- list($table,$link) = explode(':',$links[$row]);
- } else {
- if (!($p = strpos($row,'_'))) {
- return $ret;
- }
- $table = substr($row,0,$p);
- }
- }
-
- $c = $this->factory($table);
-
- if (!is_a($obj,'DB_DataObject')) {
- $this->raiseError(
- "getLinkArray:Could not find class for row $row, table $table",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG
- );
- return $ret;
- }
-
- // if the user defined method list exists - use it...
- if (method_exists($c, 'listFind')) {
- $c->listFind($this->id);
- } else {
- $c->find();
- }
- while ($c->fetch()) {
- $ret[] = $c;
- }
- return $ret;
- }
-
- /**
- * The JOIN condition
- *
- * @access private
- * @var string
- */
- var $_join = '';
-
- /**
- * joinAdd - adds another dataobject to this, building a joined query.
- *
- * example (requires links.ini to be set up correctly)
- * // get all the images for product 24
- * $i = new DataObject_Image();
- * $pi = new DataObjects_Product_image();
- * $pi->product_id = 24; // set the product id to 24
- * $i->joinAdd($pi); // add the product_image connectoin
- * $i->find();
- * while ($i->fetch()) {
- * // do stuff
- * }
- * // an example with 2 joins
- * // get all the images linked with products or productgroups
- * $i = new DataObject_Image();
- * $pi = new DataObject_Product_image();
- * $pgi = new DataObject_Productgroup_image();
- * $i->joinAdd($pi);
- * $i->joinAdd($pgi);
- * $i->find();
- * while ($i->fetch()) {
- * // do stuff
- * }
- *
- *
- * @param optional $obj object |array the joining object (no value resets the join)
- * If you use an array here it should be in the format:
- * array('local_column','remotetable:remote_column');
- * if remotetable does not have a definition, you should
- * use @ to hide the include error message..
- *
- *
- * @param optional $joinType string 'LEFT'|'INNER'|'RIGHT'|'' Inner is default, '' indicates
- * just select ... from a,b,c with no join and
- * links are added as where items.
- *
- * @param optional $joinAs string if you want to select the table as anther name
- * useful when you want to select multiple columsn
- * from a secondary table.
-
- * @param optional $joinCol string The column on This objects table to match (needed
- * if this table links to the child object in
- * multiple places eg.
- * user->friend (is a link to another user)
- * user->mother (is a link to another user..)
- *
- * @return none
- * @access public
- * @author Stijn de Reede <sjr@gmx.co.uk>
- */
- function joinAdd($obj = false, $joinType='INNER', $joinAs=false, $joinCol=false)
- {
- global $_DB_DATAOBJECT;
- if ($obj === false) {
- $this->_join = '';
- return;
- }
-
- // support for array as first argument
- // this assumes that you dont have a links.ini for the specified table.
- // and it doesnt exist as am extended dataobject!! - experimental.
-
- $ofield = false; // object field
- $tfield = false; // this field
- $toTable = false;
- if (is_array($obj)) {
- $tfield = $obj[0];
- list($toTable,$ofield) = explode(':',$obj[1]);
- $obj = DB_DataObject::factory($toTable);
- if (!$obj) {
- $obj = new DB_DataObject;
- $obj->__table = $toTable;
- }
- // set the table items to nothing.. - eg. do not try and match
- // things in the child table...???
- $items = array();
- }
-
- if (!is_object($obj)) {
- $this->raiseError("joinAdd: called without an object", DB_DATAOBJECT_ERROR_NODATA,PEAR_ERROR_DIE);
- }
- /* make sure $this->_database is set. */
- $this->_connect();
- $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
-
-
-
-
- /* look up the links for obj table */
-
- if (!$ofield && ($olinks = $obj->links())) {
- foreach ($olinks as $k => $v) {
- /* link contains {this column} = {linked table}:{linked column} */
- $ar = explode(':', $v);
- if ($ar[0] == $this->__table) {
-
- // you have explictly specified the column
- // and the col is listed here..
- // not sure if 1:1 table could cause probs here..
-
- if ($joinCol !== false) {
- $this->raiseError(
- "joinAdd: You cannot target a join column in the " .
- "'link from' table ({$obj->__table}). " .
- "Either remove the fourth argument to joinAdd() ".
- "({$joinCol}), or alter your links.ini file.",
- DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
-
- $ofield = $k;
- $tfield = $ar[1];
- break;
- }
- }
- }
-
- /* otherwise see if there are any links from this table to the obj. */
-
- if (($ofield === false) && ($links = $this->links())) {
- foreach ($links as $k => $v) {
- /* link contains {this column} = {linked table}:{linked column} */
- $ar = explode(':', $v);
- if ($ar[0] == $obj->__table) {
- if ($joinCol !== false) {
- if ($k == $joinCol) {
- $tfield = $k;
- $ofield = $ar[1];
- break;
- } else {
- continue;
- }
- } else {
- $tfield = $k;
- $ofield = $ar[1];
- break;
- }
- }
- }
- }
-
- /* did I find a conneciton between them? */
-
- if ($ofield === false) {
- $this->raiseError(
- "joinAdd: {$obj->__table} has no link with {$this->__table}",
- DB_DATAOBJECT_ERROR_NODATA);
- return false;
- }
- $joinType = strtoupper($joinType);
- if ($joinAs === false) {
- $joinAs = $obj->__table;
- }
-
- $quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
-
- $objTable = $quoteIdentifiers ? $DB->quoteIdentifier($obj->__table) : $obj->__table ;
-
-
- // nested (join of joined objects..)
- $appendJoin = '';
- if ($obj->_join) {
- // postgres allows nested queries, with ()'s
- // not sure what the results are with other databases..
- // may be unpredictable..
- if (in_array($DB->dsn["phptype"],array('pgsql'))) {
- $objTable = "($objTable {$obj->_join})";
- } else {
- $appendJoin = $obj->_join;
- }
- }
-
-
- $table = $this->__table;
-
- if ($quoteIdentifiers) {
- $joinAs = $DB->quoteIdentifier($joinAs);
- $table = $DB->quoteIdentifier($table);
- $ofield = $DB->quoteIdentifier($ofield);
- $tfield = $DB->quoteIdentifier($tfield);
- }
-
- $fullJoinAs = '';
- if ($DB->quoteIdentifier($obj->__table) != $joinAs) {
- $fullJoinAs = "AS {$joinAs}";
- }
-
- switch ($joinType) {
- case 'INNER':
- case 'LEFT':
- case 'RIGHT': // others??? .. cross, left outer, right outer, natural..?
- $this->_join .= "\n {$joinType} JOIN {$objTable} {$fullJoinAs}".
- " ON {$joinAs}.{$ofield}={$table}.{$tfield} {$appendJoin} ";
- break;
- case '': // this is just a standard multitable select..
- $this->_join .= "\n , {$objTable} {$fullJoinAs} {$appendJoin}";
- $this->whereAdd("{$joinAs}.{$ofield}={$table}.{$tfield}");
- }
-
- // if obj only a dataobject - eg. no extended class has been defined..
- // it obvioulsy cant work out what child elements might exist...
- // untill we get on the fly querying of tables..
- if ( strtolower(get_class($obj)) == 'db_dataobject') {
- return true;
- }
-
- /* now add where conditions for anything that is set in the object */
-
-
-
- $items = $obj->table();
- // will return an array if no items..
-
- // only fail if we where expecting it to work (eg. not joined on a array)
-
-
-
- if (!$items) {
- $this->raiseError(
- "joinAdd: No table definition for {$obj->__table}",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return false;
- }
-
- foreach($items as $k => $v) {
- if (!isset($obj->$k)) {
- continue;
- }
-
- $kSql = ($quoteIdentifiers ? $DB->quoteIdentifier($k) : $k);
-
-
- if ($v & DB_DATAOBJECT_STR) {
- $this->whereAdd("{$joinAs}.{$kSql} = " . $DB->quote($obj->$k));
- continue;
- }
- if (is_numeric($obj->$k)) {
- $this->whereAdd("{$joinAs}.{$kSql} = {$obj->$k}");
- continue;
- }
- /* this is probably an error condition! */
- $this->whereAdd("{$joinAs}.{$kSql} = 0");
- }
-
- // and finally merge the whereAdd from the child..
- if (!$obj->_query['condition']) {
- return true;
- }
- $cond = preg_replace('/^\sWHERE/i','',$obj->_query['condition']);
-
- $this->whereAdd("($cond)");
- return true;
-
- }
-
- /**
- * Copies items that are in the table definitions from an
- * array or object into the current object
- * will not override key values.
- *
- *
- * @param array | object $from
- * @param string $format eg. map xxxx_name to $object->name using 'xxxx_%s' (defaults to %s - eg. name -> $object->name
- * @access public
- * @return true on success or array of key=>setValue error message
- */
- function setFrom(&$from, $format = '%s')
- {
- global $_DB_DATAOBJECT;
- $keys = $this->keys();
- $items = $this->table();
- if (!$items) {
- $this->raiseError(
- "setFrom:Could not find table definition for {$this->__table}",
- DB_DATAOBJECT_ERROR_INVALIDCONFIG);
- return;
- }
- $overload_return = array();
- foreach (array_keys($items) as $k) {
- if (in_array($k,$keys)) {
- continue; // dont overwrite keys
- }
- if (!$k) {
- continue; // ignore empty keys!!! what
- }
- if (is_object($from) && isset($from->{sprintf($format,$k)})) {
- $kk = (strtolower($k) == 'from') ? '_from' : $k;
- if (method_exists($this,'set'.$kk)) {
- $ret = $this->{'set'.$kk}($from->{sprintf($format,$k)});
- if (is_string($ret)) {
- $overload_return[$k] = $ret;
- }
- continue;
- }
- $this->$k = $from->{sprintf($format,$k)};
- continue;
- }
-
- if (is_object($from)) {
- continue;
- }
-
- if (!isset($from[sprintf($format,$k)])) {
- continue;
- }
- if (is_object($from[sprintf($format,$k)])) {
- continue;
- }
- if (is_array($from[sprintf($format,$k)])) {
- continue;
- }
- $kk = (strtolower($k) == 'from') ? '_from' : $k;
- if (method_exists($this,'set'. $kk)) {
- $ret = $this->{'set'.$kk}($from[sprintf($format,$k)]);
- if (is_string($ret)) {
- $overload_return[$k] = $ret;
- }
- continue;
- }
- $ret = $this->fromValue($k,$from[sprintf($format,$k)]);
- if ($ret !== true) {
- $overload_return[$k] = 'Not A Valid Value';
- }
- //$this->$k = $from[sprintf($format,$k)];
- }
- if ($overload_return) {
- return $overload_return;
- }
- return true;
- }
-
- /**
- * Returns an associative array from the current data
- * (kind of oblivates the idea behind DataObjects, but
- * is usefull if you use it with things like QuickForms.
- *
- * you can use the format to return things like user[key]
- * by sending it $object->toArray('user[%s]')
- *
- * will also return links converted to arrays.
- *
- * @param string sprintf format for array
- * @access public
- * @return array of key => value for row
- */
-
- function toArray($format = '%s')
- {
- global $_DB_DATAOBJECT;
- $ret = array();
- $ar = isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]) ?
- array_merge($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid],$this->table()) :
- $this->table();
-
- foreach($ar as $k=>$v) {
-
- if (!isset($this->$k)) {
- $ret[sprintf($format,$k)] = '';
- continue;
- }
- // call the overloaded getXXXX() method.
- if (method_exists($this,'get'.$k)) {
- $ret[sprintf($format,$k)] = $this->{'get'.$k}();
- continue;
- }
- // should this call toValue() ???
- $ret[sprintf($format,$k)] = $this->$k;
- }
- if (!$this->_link_loaded) {
- return $ret;
- }
- foreach($this->_link_loaded as $k) {
- $ret[sprintf($format,$k)] = $this->$k->toArray();
-
- }
-
- return $ret;
- }
-
- /**
- * validate - override this to set up your validation rules
- *
- * validate the current objects values either just testing strings/numbers or
- * using the user defined validate{Row name}() methods.
- * will attempt to call $this->validate{column_name}() - expects true = ok false = ERROR
- * you can the use the validate Class from your own methods.
- *
- * @access public
- * @return array of validation results or true
- */
- function validate()
- {
- require_once 'Validate.php';
- $table = $this->table();
- $ret = array();
-
- foreach($table as $key => $val) {
-
-
- // call user defined validation always...
- $method = "Validate" . ucfirst($key);
- if (method_exists($this, $method)) {
- $ret[$key] = $this->$method();
- continue;
- }
-
- // if not null - and it's not set.......
-
- if (!isset($this->$key) && ($val & DB_DATAOBJECT_NOTNULL)) {
- $ret[$key] = false;
- continue;
- }
-
- if (is_string($this->$key) && (strtolower($this->$key) == 'null') && ($val & DB_DATAOBJECT_NOTNULL)) {
- $ret[$key] = false;
- continue;
- }
- // ignore things that are not set. ?
-
- if (!isset($this->$key)) {
- continue;
- }
-
- // if the string is empty.. assume it is ok..
- if (!is_object($this->$key) && !is_array($this->$key) && !strlen((string) $this->$key)) {
- continue;
- }
-
- switch (true) {
- // todo: date time.....
-
-
- case ($val & DB_DATAOBJECT_STR):
- $ret[$key] = Validate::string($this->$key, VALIDATE_PUNCTUATION . VALIDATE_NAME);
- continue;
- case ($val & DB_DATAOBJECT_INT):
- $ret[$key] = Validate::number($this->$key, array('decimal'=>'.'));
- continue;
- }
- }
-
- foreach ($ret as $key => $val) {
- if ($val === false) {
- return $ret;
- }
- }
- return true; // everything is OK.
- }
-
- /**
- * Gets the DB object related to an object - so you can use funky peardb stuf with it :)
- *
- * @access public
- * @return object The DB connection
- */
- function &getDatabaseConnection()
- {
- global $_DB_DATAOBJECT;
-
- if (($e = $this->_connect()) !== true) {
- return $e;
- }
- if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
- return false;
- }
- return $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
- }
-
-
- /**
- * Gets the DB result object related to the objects active query
- * - so you can use funky pear stuff with it - like pager for example.. :)
- *
- * @access public
- * @return object The DB result object
- */
-
- function &getDatabaseResult()
- {
- global $_DB_DATAOBJECT;
- $this->_connect();
- if (!isset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid])) {
- return false;
- }
- return $_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid];
- }
-
- /**
- * Overload Extension support
- * - enables setCOLNAME/getCOLNAME
- * if you define a set/get method for the item it will be called.
- * otherwise it will just return/set the value.
- * NOTE this currently means that a few Names are NO-NO's
- * eg. links,link,linksarray, from, Databaseconnection,databaseresult
- *
- * note
- * - set is automatically called by setFrom.
- * - get is automatically called by toArray()
- *
- * setters return true on success. = strings on failure
- * getters return the value!
- *
- * this fires off trigger_error - if any problems.. pear_error,
- * has problems with 4.3.2RC2 here
- *
- * @access public
- * @return true?
- * @see overload
- */
-
-
- function _call($method,$params,&$return) {
-
- //$this->debug("ATTEMPTING OVERLOAD? $method");
- // ignore constructors : - mm
- if (strtolower($method) == strtolower(get_class($this))) {
- return true;
- }
- $type = strtolower(substr($method,0,3));
- $class = get_class($this);
- if (($type != 'set') && ($type != 'get')) {
- return false;
- }
-
-
-
- // deal with naming conflick of setFrom = this is messy ATM!
-
- if (strtolower($method) == 'set_from') {
- $return = $this->toValue('from',isset($params[0]) ? $params[0] : null);
- return true;
- }
-
- $element = substr($method,3);
- if ($element{0} == '_') {
- return false;
- }
-
-
- // dont you just love php's case insensitivity!!!!
-
- $array = array_keys(get_class_vars($class));
-
- if (!in_array($element,$array)) {
- // munge case
- foreach($array as $k) {
- $case[strtolower($k)] = $k;
- }
- if ((substr(phpversion(),0,1) == 5) && isset($case[strtolower($element)])) {
- trigger_error("PHP5 set/get calls should match the case of the variable",E_USER_WARNING);
- $element = strtolower($element);
- }
-
- // does it really exist?
- if (!isset($case[$element])) {
- return false;
- }
- // use the mundged case
- $element = $case[$element]; // real case !
- }
-
-
- if ($type == 'get') {
- $return = $this->toValue($element,isset($params[0]) ? $params[0] : null);
- return true;
- }
-
-
- $return = $this->fromValue($element, $params[0]);
-
- return true;
-
-
- }
-
-
- /**
- * standard set* implementation.
- *
- * takes data and uses it to set dates/strings etc.
- * normally called from __call..
- *
- * Current supports
- * date = using (standard time format, or unixtimestamp).... so you could create a method :
- * function setLastread($string) { $this->fromValue('lastread',strtotime($string)); }
- *
- * time = using strtotime
- * datetime = using same as date - accepts iso standard or unixtimestamp.
- * string = typecast only..
- *
- * TODO: add formater:: eg. d/m/Y for date! ???
- *
- * @param string column of database
- * @param mixed value to assign
- *
- * @return true| false (False on error)
- * @access public
- * @see DB_DataObject::_call
- */
-
-
- function fromValue($col,$value)
- {
- $cols = $this->table();
- // dont know anything about this col..
- if (!isset($cols[$col])) {
- $this->$col = $value;
- return true;
- }
- //echo "FROM VALUE $col, {$cols[$col]}, $value\n";
- switch (true) {
- // set to null and column is can be null...
- case ((strtolower($value) == 'null') && (!($cols[$col] & DB_DATAOBJECT_NOTNULL))):
- case (is_object($value) && is_a($value,'DB_DataObject_Cast')):
- $this->$col = $value;
- return true;
-
- // fail on setting null on a not null field..
- case ((strtolower($value) == 'null') && ($cols[$col] & DB_DATAOBJECT_NOTNULL)):
- return false;
-
- case (($cols[$col] & DB_DATAOBJECT_DATE) && ($cols[$col] & DB_DATAOBJECT_TIME)):
- // empty values get set to '' (which is inserted/updated as NULl
- if (!$value) {
- $this->$col = '';
- }
-
- if (is_numeric($value)) {
- $this->$col = date('Y-m-d H:i:s', $value);
- return true;
- }
-
- // eak... - no way to validate date time otherwise...
- $this->$col = (string) $value;
- return true;
-
- case ($cols[$col] & DB_DATAOBJECT_DATE):
- // empty values get set to '' (which is inserted/updated as NULl
-
- if (!$value) {
- $this->$col = '';
- }
-
- if (is_numeric($value)) {
- echo "it's numberic?";
- $this->$col = date('Y-m-d',$value);
- return true;
- }
-
- // try date!!!!
- require_once 'Date.php';
- $x = new Date($value);
- $this->$col = $x->format("%Y-%m-%d");
- return true;
-
- case ($cols[$col] & DB_DATAOBJECT_TIME):
- // empty values get set to '' (which is inserted/updated as NULl
- if (!$value) {
- $this->$col = '';
- }
-
- $guess = strtotime($value);
- if ($guess != -1) {
- $this->$col = date('H:i:s', $guess);
- return $return = true;
- }
- // otherwise an error in type...
- return false;
-
- case ($cols[$col] & DB_DATAOBJECT_STR):
-
- $this->$col = (string) $value;
- return true;
-
- // todo : floats numerics and ints...
- default:
- $this->$col = $value;
- return true;
- }
-
-
-
- }
- /**
- * standard get* implementation.
- *
- * with formaters..
- * supported formaters:
- * date/time : %d/%m/%Y (eg. php strftime) or pear::Date
- * numbers : %02d (eg. sprintf)
- * NOTE you will get unexpected results with times like 0000-00-00 !!!
- *
- *
- *
- * @param string column of database
- * @param format foramt
- *
- * @return true Description
- * @access public
- * @see DB_DataObject::_call(),strftime(),Date::format()
- */
- function toValue($col,$format = null)
- {
- if (is_null($format)) {
- return $this->$col;
- }
- $cols = $this->table();
- switch (true) {
- case (($cols[$col] & DB_DATAOBJECT_DATE) && ($cols[$col] & DB_DATAOBJECT_TIME)):
- if (!$this->$col) {
- return '';
- }
- $guess = strtotime($this->$col);
- if ($guess != -1) {
- return strftime($format, $guess);
- }
- // eak... - no way to validate date time otherwise...
- return $this->$col;
- case ($cols[$col] & DB_DATAOBJECT_DATE):
- if (!$this->$col) {
- return '';
- }
- $guess = strtotime($this->$col);
- if ($guess != -1) {
- return strftime($format,$guess);
- }
- // try date!!!!
- require_once 'Date.php';
- $x = new Date($this->$col);
- return $x->format($format);
-
- case ($cols[$col] & DB_DATAOBJECT_TIME):
- if (!$this->$col) {
- return '';
- }
- $guess = strtotime($this->$col);
- if ($guess > -1) {
- return strftime($format, $guess);
- }
- // otherwise an error in type...
- return $this->$col;
-
- case ($cols[$col] & DB_DATAOBJECT_MYSQLTIMESTAMP):
- if (!$this->$col) {
- return '';
- }
- require_once 'Date.php';
-
- $x = new Date($this->$col);
-
- return $x->format($format);
-
-
- default:
- return sprintf($format,$this->col);
- }
-
-
- }
-
-
- /* ----------------------- Debugger ------------------ */
-
- /**
- * Debugger. - use this in your extended classes to output debugging information.
- *
- * Uses DB_DataObject::DebugLevel(x) to turn it on
- *
- * @param string $message - message to output
- * @param string $logtype - bold at start
- * @param string $level - output level
- * @access public
- * @return none
- */
- function debug($message, $logtype = 0, $level = 1)
- {
- global $_DB_DATAOBJECT;
-
- if (empty($_DB_DATAOBJECT['CONFIG']['debug']) ||
- (is_int($_DB_DATAOBJECT['CONFIG']['debug']) && $_DB_DATAOBJECT['CONFIG']['debug'] < $level)) {
- return;
- }
- // this is a bit flaky due to php's wonderfull class passing around crap..
- // but it's about as good as it gets..
- $class = (isset($this) && is_a($this,'DB_DataObject')) ? get_class($this) : 'DB_DataObject';
-
- if (!is_string($message)) {
- $message = print_r($message,true);
- }
- if (!is_int( $_DB_DATAOBJECT['CONFIG']['debug']) && is_callable( $_DB_DATAOBJECT['CONFIG']['debug'])) {
- return call_user_func($_DB_DATAOBJECT['CONFIG']['debug'], $class, $message, $logtype, $level);
- }
-
- if (!ini_get('html_errors')) {
- echo "$class : $logtype : $message\n";
- flush();
- return;
- }
- if (!is_string($message)) {
- $message = print_r($message,true);
- }
- echo "<code><B>$class: $logtype:</B> $message</code><BR>\n";
- flush();
- }
-
- /**
- * sets and returns debug level
- * eg. DB_DataObject::debugLevel(4);
- *
- * @param int $v level
- * @access public
- * @return none
- */
- function debugLevel($v = null)
- {
- global $_DB_DATAOBJECT;
- if (empty($_DB_DATAOBJECT['CONFIG'])) {
- DB_DataObject::_loadConfig();
- }
- if ($v !== null) {
- $r = isset($_DB_DATAOBJECT['CONFIG']['debug']) ? $_DB_DATAOBJECT['CONFIG']['debug'] : 0;
- $_DB_DATAOBJECT['CONFIG']['debug'] = $v;
- return $r;
- }
- return isset($_DB_DATAOBJECT['CONFIG']['debug']) ? $_DB_DATAOBJECT['CONFIG']['debug'] : 0;
- }
-
- /**
- * Last Error that has occured
- * - use $this->_lastError or
- * $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
- *
- * @access public
- * @var object PEAR_Error (or false)
- */
- var $_lastError = false;
-
- /**
- * Default error handling is to create a pear error, but never return it.
- * if you need to handle errors you should look at setting the PEAR_Error callback
- * this is due to the fact it would wreck havoc on the internal methods!
- *
- * @param int $message message
- * @param int $type type
- * @param int $behaviour behaviour (die or continue!);
- * @access public
- * @return error object
- */
- function raiseError($message, $type = null, $behaviour = null)
- {
- global $_DB_DATAOBJECT;
-
- if ($behaviour == PEAR_ERROR_DIE && !empty($_DB_DATAOBJECT['CONFIG']['dont_die'])) {
- $behaviour = null;
- }
-
- if (PEAR::isError($message)) {
- $error = $message;
- } else {
- require_once 'DB/DataObject/Error.php';
- $error = PEAR::raiseError($message, $type, $behaviour,
- $opts=null, $userinfo=null, 'DB_DataObject_Error'
- );
- }
- // this will never work totally with PHP's object model.
- // as this is passed on static calls (like staticGet in our case)
-
- if (@is_object($this) && is_subclass_of($this,'db_dataobject')) {
- $this->_lastError = $error;
- }
-
- $_DB_DATAOBJECT['LASTERROR'] = $error;
-
- // no checks for production here?.......
- DB_DataObject::debug($message,"ERROR",1);
- return $error;
- }
-
- /**
- * Define the global $_DB_DATAOBJECT['CONFIG'] as an alias to PEAR::getStaticProperty('DB_DataObject','options');
- *
- * After Profiling DB_DataObject, I discoved that the debug calls where taking
- * considerable time (well 0.1 ms), so this should stop those calls happening. as
- * all calls to debug are wrapped with direct variable queries rather than actually calling the funciton
- * THIS STILL NEEDS FURTHER INVESTIGATION
- *
- * @access public
- * @return object an error object
- */
- function _loadConfig()
- {
- global $_DB_DATAOBJECT;
-
- $_DB_DATAOBJECT['CONFIG'] = &PEAR::getStaticProperty('DB_DataObject','options');
-
-
- }
- /**
- * Free global arrays associated with this object.
- *
- * Note: as we now store resultfields in a global, it is never freed, if you do alot of calls to find(),
- * memory will grow gradually.
- *
- *
- * @access public
- * @return none
- */
- function free()
- {
- global $_DB_DATAOBJECT;
-
- if (isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid])) {
- unset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]);
- }
- if (isset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid])) {
- unset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]);
- }
- // this is a huge bug in DB!
- $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->num_rows = array();
-
- }
-
-
- /* ---- LEGACY BC METHODS - NOT DOCUMENTED - See Documentation on New Methods. ---*/
-
- function _get_table() { return $this->table(); }
- function _get_keys() { return $this->keys(); }
-
-
-
-
- }
- // technially 4.3.2RC1 was broken!!
- // looks like 4.3.3 may have problems too....
- if (!defined('DB_DATAOBJECT_NO_OVERLOAD')) {
-
- if ((phpversion() != '4.3.2-RC1') && (version_compare( phpversion(), "4.3.1") > 0)) {
- if (version_compare( phpversion(), "5") < 0) {
- overload('DB_DataObject');
- }
- $GLOBALS['_DB_DATAOBJECT']['OVERLOADED'] = true;
- }
- }
-