Source for file _dataobject.class.php

Documentation is available at _dataobject.class.php

<?php
/**
* This file implements the abstract DataObject base class.
*
* This file is part of the evoCore framework - {@link http://evocore.net/}
* See also {@link http://sourceforge.net/projects/evocms/}.
*
* Parts of this file are copyright (c)2004-2006 by Daniel HAHLER - {@link http://thequod.de/contact}.
* Parts of this file are copyright (c)2005-2006 by PROGIDISTRI - {@link http://progidistri.com/}.
*
* {@internal License choice
* - If you have received this file as part of a package, please find the license.txt file in
* the same folder or the closest folder above for complete license terms.
* - If you have received this file individually (e-g: from http://evocms.cvs.sourceforge.net/)
* then you must choose one of the following licenses before using the file:
* - GNU General Public License 2 (GPL) - http://www.opensource.org/licenses/gpl-license.php
* - Mozilla Public License 1.1 (MPL) - http://www.opensource.org/licenses/mozilla1.1.php
* }}}
*
* {@internal Open Source relicensing agreement:
* Daniel HAHLER grants Francois PLANQUE the right to license
* Daniel HAHLER's contributions to this file and the b2evolution project
* under any OSI approved OSS license (http://www.opensource.org/licenses/).
*
* PROGIDISTRI S.A.S. grants Francois PLANQUE the right to license
* PROGIDISTRI S.A.S.'s contributions to this file and the b2evolution project
* under any OSI approved OSS license (http://www.opensource.org/licenses/).
* }}}
*
* @package evocore
*
* {@internal Below is a list of authors who have contributed to design/coding of this file: }}
* @author fplanque: Francois PLANQUE
* @author blueyed: Daniel HAHLER
* @author mbruneau: Marc BRUNEAU / PROGIDISTRI
*
* @version $Id: _dataobject.class.php,v 1.35 2010/02/08 17:51:50 efy-yury Exp $
*/
if( !defined('EVO_MAIN_INIT') ) die( 'Please, do not access this page directly.' );
/**
* Data Object Base Class
*
* This is typically an abstract class, useful only when derived.
*
* @package evocore
* @version beta
* @abstract
*/
class DataObject
{
/**
* Unique ID of object in database
*
* Please use get/set functions to read or write this param
*
* @var int
* @access protected
*/
var $ID = 0; // This will be the ID in the DB
var $allow_ID_insert = false;
/**#@+
* @access private
*/
var $dbtablename;
var $dbprefix;
var $dbIDname;
var $datecreated_field;
var $datemodified_field;
var $creator_field;
var $lasteditor_field;
var $dbchanges = array();
/**#@-*/
/**
* Relations that may restrict deletion.
*/
var $delete_restrictions = array();
/**
* Relations that will cascade deletion.
*/
var $delete_cascades = array();
/**
* Constructor
*
* @param string Name of table in database
* @param string Prefix of fields in the table
* @param string Name of the ID field (including prefix)
* @param string datetime field name
* @param string datetime field name
* @param string User ID field name
* @param string User ID field name
*/
function DataObject( $tablename, $prefix = '', $dbIDname = 'ID', $datecreated_field = '', $datemodified_field = '', $creator_field = '', $lasteditor_field = '' )
{
$this->dbtablename = $tablename;
$this->dbprefix = $prefix;
$this->dbIDname = $dbIDname;
$this->datecreated_field = $datecreated_field;
$this->datemodified_field = $datemodified_field;
$this->creator_field = $creator_field;
$this->lasteditor_field = $lasteditor_field;
}
/**
* Records a change that will need to be updated in the db
*
* @access protected
* @param string Name of parameter
* @param string DB field type ('string', 'number', 'date', 'dbfield' )
* @param mixed Pointer to value of parameter - dh> pointer? So it should be a reference? Would make sense IMHO anyway.. fp> I just wonder why it's not already a reference... :@
*/
function dbchange( $dbfieldname, $dbfieldtype, $valuepointer ) // TODO: dh> value by reference? see above..
{
// echo '<br />DB change on :'.$dbfieldname;
$this->dbchanges[$dbfieldname]['type'] = $dbfieldtype;
$this->dbchanges[$dbfieldname]['value'] = $valuepointer ;
}
/**
* Update the DB based on previously recorded changes
*
* @param boolean do we want to auto track the mod date?
* @return boolean true on success, false on failure to update, NULL if no update necessary
*/
function dbupdate( $auto_track_modification = true )
{
global $DB, $localtimenow, $current_User;
if( $this->ID == 0 ) { debug_die( 'New object cannot be updated!' ); }
if( count( $this->dbchanges ) == 0 )
{
return NULL; // No changes!
}
if( $auto_track_modification )
{ // We wnat to track modification date and author automatically:
if( !empty($this->datemodified_field) )
{ // We want to track modification date:
$this->set_param( $this->datemodified_field, 'date', date('Y-m-d H:i:s',$localtimenow) );
}
if( !empty($this->lasteditor_field) && is_object($current_User) )
{ // We want to track last editor:
// TODO: the current_User is not necessarily the last editor. Item::dbupdate() gets called after incrementing the view for example!
// fplanque: this should be handled by set() deciding wether the setting changes the last editor or not
$this->set_param( $this->lasteditor_field, 'number', $current_User->ID );
}
}
$sql_changes = array();
foreach( $this->dbchanges as $loop_dbfieldname => $loop_dbchange )
{
if( $loop_dbchange['type'] == 'dbfield' )
{ // Set to dbfield only:
$sql_changes[] = "`$loop_dbfieldname` = `".$loop_dbchange['value'].'` ';
continue;
}
// Get changed value (we use eval() to allow constructs like $loop_dbchange['value'] = 'Group->get(\'ID\')'):
eval( '$loop_value = $this->'.$loop_dbchange['value'].';' );
// Prepare matching statement:
if( is_null($loop_value) )
{
$sql_changes[] = $loop_dbfieldname.' = NULL ';
}
else
{
switch( $loop_dbchange['type'] )
{
case 'date':
case 'string':
$sql_changes[] = $loop_dbfieldname." = '".$DB->escape( $loop_value )."' ";
break;
default:
$sql_changes[] = $loop_dbfieldname." = ".$DB->null($loop_value).' ';
}
}
}
// Prepare full statement:
$sql = "UPDATE $this->dbtablename SET ". implode( ', ', $sql_changes ). "
WHERE $this->dbIDname = $this->ID";
//echo $sql;
if( ! $DB->query( $sql, 'DataObject::dbupdate()' ) )
{
return false;
}
// Reset changes in object:
$this->dbchanges = array();
return true;
}
/**
* Insert object into DB based on previously recorded changes.
*
* Note: DataObject does not require a matching *Cache object.
* Therefore it will not try to update the Cache.
* If something like that was needed, sth like *Cache->add() should be called.
* ATTENTION: Any dbinsert should typically be followed by a 303 redirect. Updating the Cache before redirect is generally not needed.
*
* @return boolean true on success
*/
function dbinsert()
{
global $DB, $localtimenow, $current_User;
if( $this->ID != 0 && !$this->allow_ID_insert )
{
die( 'Existing object/object with an ID cannot be inserted!' );
}
if( !empty($this->datecreated_field) )
{ // We want to track creation date:
$this->set_param( $this->datecreated_field, 'date', date('Y-m-d H:i:s',$localtimenow) );
}
if( !empty($this->datemodified_field) )
{ // We want to track modification date:
$this->set_param( $this->datemodified_field, 'date', date('Y-m-d H:i:s',$localtimenow) );
}
if( !empty($this->creator_field) )
{ // We want to track creator:
if( empty($this->creator_user_ID) )
{ // No creator assigned yet, use current user:
$this->set_param( $this->creator_field, 'number', $current_User->ID );
}
}
if( !empty($this->lasteditor_field) )
{ // We want to track last editor:
if( empty($this->lastedit_user_ID) )
{ // No editor assigned yet, use current user:
$this->set_param( $this->lasteditor_field, 'number', $current_User->ID );
}
}
$sql_fields = array();
$sql_values = array();
foreach( $this->dbchanges as $loop_dbfieldname => $loop_dbchange )
{
// Get changed value (we use eval() to allow constructs like $loop_dbchange['value'] = 'Group->get(\'ID\')'):
eval( '$loop_value = $this->'. $loop_dbchange['value'].';' );
// Prepare matching statement:
$sql_fields[] = $loop_dbfieldname;
if( is_null($loop_value) )
{
$sql_values[] = 'NULL';
}
else
{
switch( $loop_dbchange['type'] )
{
case 'date':
case 'string':
$sql_values[] = $DB->quote( $loop_value );
break;
default:
$sql_values[] = $DB->null( $loop_value );
}
}
}
// Prepare full statement:
$sql = "INSERT INTO {$this->dbtablename} (". implode( ', ', $sql_fields ). ") VALUES (". implode( ', ', $sql_values ). ")";
// echo $sql;
if( ! $DB->query( $sql, 'DataObject::dbinsert()' ) )
{
return false;
}
if( !( $this->allow_ID_insert && $this->ID ) )
{// store ID for newly created db record. Do not if allow_ID_insert is true and $this->ID is not 0
$this->ID = $DB->insert_id;
}
// Reset changes in object:
$this->dbchanges = array();
return true;
}
/**
* Inserts or Updates depending on object state.
*
* @uses dbinsert()
* @uses dbupdate()
* @return boolean true on success, false on failure
*/
function dbsave()
{
if( $this->ID == 0 )
{ // Object not serialized yet, let's insert!
// echo 'INSERT';
return $this->dbinsert();
}
else
{ // Object already serialized, let's update!
// echo 'UPDATE';
return $this->dbupdate();
}
}
/**
* Delete object from DB.
*
* @return boolean true on success
*/
function dbdelete()
{
global $DB, $Messages, $db_config;
if( $this->ID == 0 ) { debug_die( 'Non persistant object cannot be deleted!' ); }
if( count($this->delete_cascades) )
{ // The are cascading deletes to be performed
// Start transaction:
$DB->begin();
foreach( $this->delete_cascades as $restriction )
{
if( !isset( $db_config['aliases'][$restriction['table']] ) )
{ // We have no declaration for this table, we consider we don't deal with this table in this app:
continue;
}
$DB->query( '
DELETE FROM '.$restriction['table'].'
WHERE '.$restriction['fk'].' = '.$this->ID,
'Cascaded delete' );
}
}
// Delete this (main/parent) object:
$DB->query( "
DELETE FROM $this->dbtablename
WHERE $this->dbIDname = $this->ID",
'Main delete' );
if( count($this->delete_cascades) )
{ // There were cascading deletes
// End transaction:
$DB->commit();
}
// Just in case... remember this object has been deleted from DB!
$this->ID = 0;
return true;
}
/**
* Check existence of specified value in unique field.
*
* @param string Name of unique field
* @param mixed specified value
* @return int ID if value exists otherwise NULL/false
*/
function dbexists($unique_field, $value)
{
global $DB;
$sql = "SELECT $this->dbIDname
FROM $this->dbtablename
WHERE $unique_field = ".$DB->quote($value)."
AND $this->dbIDname != $this->ID";
return $DB->get_var( $sql );
}
/**
* Check relations for restrictions or cascades.
* @todo dh> Add link to affected items, e.g. items when trying to delete an attachment, where it gets used.
*/
function check_relations( $what, $ignore = array() )
{
global $DB, $Messages;
foreach( $this->$what as $restriction )
{
if( !in_array( $restriction['fk'], $ignore ) )
{
$count = $DB->get_var(
'SELECT COUNT(*)
FROM '.$restriction['table'].'
WHERE '.$restriction['fk'].' = '.$this->ID,
0, 0, 'restriction/cascade check' );
if( $count )
{
$Messages->add( sprintf( $restriction['msg'], $count ), 'restrict' );
}
}
}
}
/**
* Check relations for restrictions before deleting
*
* @param string
* @param array list of foreign keys to ignore
* @return boolean true if no restriction prevents deletion
*/
function check_delete( $restrict_title, $ignore = array() )
{
global $Messages;
// Check restrictions:
$this->check_relations( 'delete_restrictions', $ignore );
if( $Messages->count('restrict') )
{ // There are restrictions:
$Messages->head = array(
'container' => $restrict_title,
'restrict' => T_('The following relations prevent deletion:')
);
$Messages->foot = T_('Please delete related objects before you proceed.');
return false; // Can't delete
}
return true; // can delete
}
/**
* Displays form to confirm deletion of this object
*
* @param string Title for confirmation
* @param string crumb name
* @param string "action" param value to use (hidden field)
* @param array Hidden keys (apart from "action")
*/
function confirm_delete( $confirm_title, $crumb_name, $delete_action, $hiddens )
{
global $Messages;
$block_item_Widget = new Widget( 'block_item' );
$block_item_Widget->title = $confirm_title;
$block_item_Widget->disp_template_replaced( 'block_start' );
$this->check_relations( 'delete_cascades' );
if( $Messages->count('restrict') )
{ // The will be cascading deletes, issue WARNING:
echo '<h3>'.T_('WARNING: Deleting this object will also delete:').'</h3>';
$Messages->display( '', '', true, 'restrict', NULL, NULL, NULL );
}
echo '<p class="warning">'.$confirm_title.'</p>';
echo '<p class="warning">'.T_('THIS CANNOT BE UNDONE!').'</p>';
$Form = new Form( '', 'form_confirm', 'get', '' );
$Form->begin_form( 'inline' );
$Form->add_crumb( $crumb_name );
$Form->hiddens_by_key( $hiddens );
$Form->hidden( 'action', $delete_action );
$Form->hidden( 'confirm', 1 );
$Form->button( array( 'submit', '', T_('I am sure!'), 'DeleteButton' ) );
$Form->end_form();
$Form = new Form( '', 'form_cancel', 'get', '' );
$Form->begin_form( 'inline' );
$Form->hiddens_by_key( $hiddens );
$Form->button( array( 'submit', '', T_('CANCEL'), 'CancelButton' ) );
$Form->end_form();
$block_item_Widget->disp_template_replaced( 'block_end' );
return true;
}
/**
* Get a member param by its name
*
* @param mixed Name of parameter
* @return mixed Value of parameter
*/
function get( $parname )
{
return $this->$parname;
}
/**
* Get a ready-to-display member param by its name
*
* Same as disp but don't echo
*
* @param string Name of parameter
* @param string Output format, see {@link format_to_output()}
*/
function dget( $parname, $format = 'htmlbody' )
{
// Note: we call get again because of derived objects specific handlers !
return format_to_output( $this->get($parname), $format );
}
/**
* Display a member param by its name
*
* @param string Name of parameter
* @param string Output format, see {@link format_to_output()}
*/
function disp( $parname, $format = 'htmlbody' )
{
// Note: we call get again because of derived objects specific handlers !
echo format_to_output( $this->get($parname), $format );
}
/**
* Set param value
*
* By default, all values will be considered strings
*
* @param string parameter name
* @param mixed parameter value
* @param boolean true to set to NULL if empty value
* @return boolean true, if a value has been set; false if it has not changed
*/
function set( $parname, $parvalue, $make_null = false )
{
return $this->set_param( $parname, 'string', $parvalue, $make_null );
}
/**
* Set param value.
*
* @param string Name of parameter
* @param string DB field type ('string', 'number', 'date' )
* @param mixed Value of parameter
* @param boolean true to set to NULL if empty string value
* @return boolean true, if value has been set/changed, false if not.
*/
function set_param( $parname, $fieldtype, $parvalue, $make_null = false )
{
global $Debuglog;
$dbfield = $this->dbprefix.$parname;
// Set value:
// fplanque: Note: I am changing the "make NULL" test to differentiate between 0 and NULL .
// There might be side effects. In this case it would be better to fix them before coming here.
// i-e: transform 0 to ''
$new_value = ($make_null && ($parvalue === '')) ? NULL : $parvalue;
/* Tblue> Problem: All class member variables originating from the
* DB are strings (unless they were NULL in the DB,
* then they are set to NULL by the PHP MySQL
* extension).
* If we pass an integer or a double to this function,
* the corresponding member variable gets changed
* on every call, because its type is 'string' and
* we compare using the === operator. Using the
* == operator would be a bad idea, though, because
* somebody could pass a NULL value to this function.
* If the member variable then is set to 0, then
* 0 equals NULL and the member variable does not
* get updated at all!
* Thus, using the === operator is correct.
* Solution: If $fieldtype is 'number' and the type of the
* passed value is either integer or double, we
* convert it to a string (no data loss). The
* member variable and the passed value can then
* be correctly compared using the === operator.
* fp> It would be nicer to convert numeric values to ints & floats at load time in class constructor x=(int)$y->value or sth.
* THIS IS EXPERIMENTAL! Feel free to revert if something does not
* work as expected.
*/
if( $fieldtype == 'number' && ( is_int( $new_value ) || is_float( $new_value ) ) )
{
settype( $new_value, 'string' );
}
//$Debuglog->add( $this->dbtablename.' object; $fieldtype = '.$fieldtype.'; type of $this->'.$parname.' = '.gettype( @$this->$parname ).'; type of $new_value = '.gettype( $new_value ), 'dataobjects' );
/* >old
if( !isset($this->$parname) )
{ // This property has never been set before, set it to NULL now in order for tests to work:
$this->$parname = NULL;
}
/* blueyed>
TODO: there's a bug here: you cannot use set_param('foo', 'number', 0), if the $parname member
has not been set before or is null!!
What about just:
( isset($this->$parname) && $this->$parname === $new_value )
This would also eliminate the isset() check from above.
IIRC you've once said here that '===' would be too expensive and I would misuse the DataObjects,
but IMHO what we have now is not much faster and buggy anyway..
fp> okay let's give it a try...
if( (!is_null($new_value) && $this->$parname == $new_value)
|| (is_null($this->$parname) && is_null($new_value)) )
<old */
if( (isset($this->$parname) && $this->$parname === $new_value)
|| ( ! isset($this->$parname) && ! isset($new_value) ) )
{ // Value has not changed (we need 2 tests, for NULL and for NOT NULL value pairs)
$Debuglog->add( $this->dbtablename.' object, already set to same value: '.$parname.'/'.$dbfield.' = '.var_export( @$this->$parname, true ), 'dataobjects' );
// echo '<br />'.$this->dbtablename.' object, already set to same value: '.$parname.'/'.$dbfield.' = '.$this->$parname;
return false;
}
else
{
// Set the value in the object:
// echo '<br/>'.$this->dbtablename.' object, setting param '.$parname.'/'.$dbfield.' to '.$new_value.(is_null($new_value)?' NULL':'').' (was:'.$this->$parname.(is_null($this->$parname)?' NULL':'').')';
$this->$parname = $new_value;
$Debuglog->add( $this->dbtablename.' object, setting param '.$parname.'/'.$dbfield.' to '.$this->$parname, 'dataobjects' );
// Remember change for later db update:
$this->dbchange( $dbfield, $fieldtype, $parname );
return true;
}
}
/**
* Set a parameter from a Request form value.
*
* @param string Dataobject parameter name
* @param string Request parameter name (NULL means to use Dataobject param name with its prefix)
* @param boolean true to set to NULL if empty string value
* @return boolean true, if value has been set/changed, false if not.
*/
function set_from_Request( $parname, $var = NULL, $make_null = false, $cleanup_function = NULL )
{
if( empty($var) )
{
$var = $this->dbprefix.$parname;
}
$value = get_param($var);
if( !empty($cleanup_function) )
{ //We want to apply a cleanup function
$value = $cleanup_function($value);
set_param($var, $value);
}
return $this->set( $parname, $value, $make_null );
}
/**
* Set a string parameter from a Request form value.
*
* @param string Dataobject parameter name
* @param boolean true to set to NULL if empty string value
* @param string name of function used to clean up input
* @param string name of fucntion used to validate input (TODO)
* @return boolean true, if value is required
*/
function set_string_from_param( $parname, $required = false, $cleanup_function = NULL, $validation_function = NULL, $error_message = NULL )
{
$var = $this->dbprefix.$parname;
$value = param( $var, 'string' );
if( !empty($cleanup_function) )
{ // We want to apply a cleanup function:
$GLOBALS[$var] = $value = $cleanup_function( $value );
}
if( $required )
{
param_check_not_empty( $var );
}
if( $validation_function != NULL )
{
param_validate( $var, $validation_function, $required, $error_message );
}
return $this->set( $parname, $value, ! $required );
}
/**
* Template function: Displays object ID.
*/
function ID()
{
echo $this->ID;
}
/**
* Generate help title text for action
*
* @param string action code: edit, delete, etc.
* @return string translated help string
*/
function get_action_title( $action )
{
switch( $action )
{
case 'edit': return T_('Edit this object...');
case 'copy': return T_('Duplicate this object...');
case 'delete': return T_('Delete this object!');
default:
return '';
}
}
/**
* Generate requested action icon depending on perm
*/
function action_icon( $action, $help_texts = array() )
{
if( ! $this->check_perm($action, false) )
{ // permission denied:
return '';
}
return action_icon( $this->get_action_title($action), $action,
regenerate_url( 'action', $this->dbIDname.'='.$this->ID.'&action='.$action
.'&'.url_crumb(strtolower(get_class($this))) ) );
}
/**
* Generate requested action link depending on perm
*/
function action_link( $action, $link_text, $help_texts = array() )
{
if( ! $this->check_perm($action, false) )
{ // permission denied:
return '';
}
return '<a href="'.regenerate_url( 'action', $this->dbIDname.'='.$this->ID.'&action='.$action )
.'" title="'.$this->get_action_title($action).'">'.$link_text.'</a>';
}
/**
* Create icon with dataobject history
*/
function history_info_icon()
{
$history = array();
$UserCache = & get_UserCache();
// HANDLE CREATOR STUFF
if( !empty($this->creator_field) && !empty($this->{$this->creator_field}) )
{ // We have a creator:
$creator_User = & $UserCache->get_by_ID( $this->{$this->creator_field} );
if( !empty($this->datecreated_field) && !empty($this->{$this->datecreated_field}) )
{ // We also have a create date:
$history[0] = sprintf( T_('Created on %s by %s'), mysql2localedate( $this->{$this->datecreated_field} ),
$creator_User->dget('preferredname') );
}
else
{ // We only have a cretaor:
$history[0] = sprintf( T_('Created by %s'), $creator_User->dget('preferredname') );
}
}
elseif( !empty($this->datecreated_field) && !empty($this->{$this->datecreated_field}) )
{ // We only have a create date:
$history[0] = sprintf( T_('Created on %s'), mysql2localedate( $this->{$this->datecreated_field} ) );
}
// HANDLE LAST UPDATE STUFF
if( !empty($this->lasteditor_field) && !empty($this->{$this->lasteditor_field}) )
{ // We have a creator:
$creator_User = & $UserCache->get_by_ID( $this->{$this->lasteditor_field} );
if( !empty($this->datemodified_field) && !empty($this->{$this->datemodified_field}) )
{ // We also have a create date:
$history[1] = sprintf( T_('Last mod on %s by %s'), mysql2localedate( $this->{$this->datemodified_field} ),
$creator_User->dget('preferredname') );
}
else
{ // We only have a cretaor:
$history[1] = sprintf( T_('Last mod by %s'), $creator_User->dget('preferredname') );
}
}
elseif( !empty($this->datemodified_field) && !empty($this->{$this->datemodified_field}) )
{ // We only have a create date:
$history[1] = sprintf( T_('Last mod on %s'), mysql2localedate( $this->{$this->datemodified_field} ) );
}
return get_icon( 'history', $what = 'imgtag', array( 'title'=>implode( ' - ', $history ) ), true );
}
}
/*
* $Log: _dataobject.class.php,v $
* Revision 1.35 2010/02/08 17:51:50 efy-yury
*
* Revision 1.34 2010/01/10 23:24:07 fplanque
* crumbs...
*
* Revision 1.33 2010/01/03 12:03:17 fplanque
* More crumbs...
*
* Revision 1.32 2009/12/01 02:04:45 fplanque
* minor
*
* Revision 1.31 2009/11/30 22:57:27 blueyed
* Add 'dbfield' dbchange type. This allows setting something to a db field. E.g. 'lastupdate=lastupdate'.
*
* Revision 1.30 2009/10/12 23:52:46 blueyed
* todo
*
* Revision 1.29 2009/10/04 23:06:30 fplanque
* doc
*
* Revision 1.28 2009/10/04 12:23:40 efy-maxim
* validate has been renamed to param_validate function
*
* Revision 1.27 2009/09/30 15:15:59 efy-maxim
* NULL check for validation function
*
* Revision 1.26 2009/09/29 21:07:24 blueyed
* todo/question
*
* Revision 1.25 2009/09/26 12:00:42 tblue246
* Minor/coding style
*
* Revision 1.24 2009/09/25 07:32:52 efy-cantor
* replace get_cache to get_*cache
*
* Revision 1.23 2009/09/24 19:48:30 efy-maxim
* validators
*
* Revision 1.22 2009/09/24 09:36:04 efy-maxim
* validation_function
*
* Revision 1.21 2009/09/23 02:46:40 fplanque
* doc
*
* Revision 1.20 2009/09/22 07:07:24 efy-bogdan
* user.ctrl.php cleanup
*
* Revision 1.19 2009/09/20 20:07:18 blueyed
* - DataObject::dbexists quotes always
* - phpdoc fixes
* - style fixes
*
* Revision 1.18 2009/09/20 18:09:41 tblue246
* revert
*
* Revision 1.16 2009/09/20 12:17:15 efy-sergey
* fixed wrong ID asigning for tables without auto_increment fields
*
* Revision 1.15 2009/09/19 20:49:51 fplanque
* Cleaner way of implementing permissions.
*
* Revision 1.14 2009/09/11 18:34:05 fplanque
* userfields editing module.
* needs further cleanup but I think it works.
*
* Revision 1.13 2009/09/02 23:29:34 fplanque
* doc
*
* Revision 1.12 2009/09/02 22:50:48 efy-maxim
* Clean error message for currency/goal already exists
*
* Revision 1.11 2009/09/02 17:47:23 fplanque
* doc/minor
*
* Revision 1.10 2009/08/30 02:37:14 fplanque
* support for simple form processing
*
* Revision 1.9 2009/07/19 22:14:22 fplanque
* Clean resolution of the excerpt mod date bullcrap.
* It took 4 lines of code...
*
* Revision 1.8 2009/07/18 16:30:14 tblue246
* Better solution for preventing an update of the datemodified field when the excerpt gets autogenerated.
*
* Revision 1.7 2009/07/18 11:09:26 tblue246
* Use is_int() and is_float() instead of gettype() -- better performance.
*
* Revision 1.6 2009/07/17 23:11:11 tblue246
* - DataObject::set_param(): Correctly decide whether to update values with $fieldtype == 'number' (see code for detailed explanation).
* - Item class: Doc about updating excerpt without updating the datemodified field.
* - ItemLight class: Add missing member variable.
*
* Revision 1.5 2009/07/17 17:50:10 tblue246
* Item class: Prevent update of datemodified field if only the post excerpt gets updated.
*
* Revision 1.4 2009/03/08 23:57:40 fplanque
* 2009
*
* Revision 1.3 2008/04/17 11:53:17 fplanque
* Goal editing
*
* Revision 1.2 2008/01/21 09:35:24 fplanque
* (c) 2008
*
* Revision 1.1 2007/06/25 10:58:56 fplanque
* MODULES (refactored MVC)
*
* Revision 1.26 2007/05/14 02:43:04 fplanque
* Started renaming tables. There probably won't be a better time than 2.0.
*
* Revision 1.25 2007/05/13 22:02:07 fplanque
* removed bloated $object_def
*
* Revision 1.24 2007/04/26 00:11:09 fplanque
* (c) 2007
*
* Revision 1.23 2007/01/07 23:37:26 fplanque
* doc cleanup
*
* Revision 1.22 2006/12/10 23:20:55 fplanque
* hum...
*
* Revision 1.21 2006/12/10 03:04:31 blueyed
* todo
*
* Revision 1.20 2006/11/24 18:27:24 blueyed
* Fixed link to b2evo CVS browsing interface in file docblocks
*/

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Source for file _dataobject.class.php

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