egroupware_official/etemplate/inc/class.advancedsearch_widget.inc.php
2005-12-01 17:16:04 +00:00

280 lines
11 KiB
PHP

<?php
/**************************************************************************\
* eGroupWare - eTemplate Extension - Advanced search *
* http://www.egroupware.org *
* Written by Cornelius Weiss <egw@von-und-zu-weiss.de> *
* -------------------------------------------- *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
/**
* eTemplate Extension: Advanced Search
*
* $content[$name] = array(
* 'input_template' => app.template
* 'search_method' => app.class.method in so_sql style
* 'colums_to_present' => array with field_name => label
* 'actions' => array with actions for resultset in etemplates style
* can also contain a field 'method' which gets executed with resultset as first param
* 'row_actions' => array with actions for each row
*
* @package etemplate
* @subpackage extensions
* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
* @license GPL - GNU General Public License
*/
class advancedsearch_widget
{
/**
* @var $public_functions array with exported methods of this class
*/
var $public_functions = array(
'pre_process' => True,
'post_process' => True
);
/**
* @var $human_name
*/
var $human_name = 'Advanced search';
/**
* @var $debug bool
*/
var $debug = False;
/**
* Constructor of the extension
*
* @param string $ui '' for html
*/
function advancedsearch_widget($ui='')
{
}
/**
* pre-processing of the extension
*
* This function is called before the extension gets rendered
*
* @param string $name form-name of the control
* @param mixed &$value value / existing content, can be modified
* @param array &$cell array with the widget, can be modified for ui-independent widgets
* @param array &$readonlys names of widgets as key, to be made readonly
* @param mixed &$extension_data data the extension can store persisten between pre- and post-process
* @param object &$tmpl reference to the template we belong too
* @return boolean true if extra label is allowed, false otherwise
*/
function pre_process($name,&$value,&$cell,&$readonlys,&$extension_data,&$tmpl)
{
$extension_data = is_array($extension_data) ? $extension_data :
(is_array($GLOBALS['egw']->session->appsession('advanced_search_query',$GLOBALS['egw_info']['flags']['currentapp'])) ?
$GLOBALS['egw']->session->appsession('advanced_search_query',$GLOBALS['egw_info']['flags']['currentapp']) : $value);
$tpl =& new etemplate;
$tpl->init('*** generated advanced search widget','','',0,'',0,0); // make an empty template
if($extension_data['msg'])
{
$tpl->add_child($tpl,$msg = $tpl->empty_cell('label','msg',array(
'no_lang' => true,
)));
}
if (isset($extension_data['result_nm']))
{
$tpl->add_child($tpl,$new_search_button = $tpl->empty_cell('button','button[new_search]',array(
'no_lang' => true,
'label' => lang('New search'),
)));
$tpl->add_child($tpl, $result_nm = $tpl->empty_cell('nextmatch','result_nm',array(
// 'width' => '800px',
)));
$result_rows_tpl =& new etemplate;
$result_rows_tpl->init('*** generated rows template for advanced search results','','',0,'',0,0);
$grid =& $result_rows_tpl->children[0];
foreach((array)$extension_data['colums_to_present'] as $field => $label)
{
if($label == '') continue;
$result_rows_tpl->add_child($grid,$result_nm_header = $result_rows_tpl->empty_cell('nextmatch-sortheader',$field,array(
'label' => $label,
'no_lang' => true,
'span' => ',nmh',
)));
unset($result_nm_header);
}
if(!empty($extension_data['row_actions']))
{
$result_rows_tpl->add_child($grid,$result_nm_header = $result_rows_tpl->empty_cell('label','action',array(
'label' => 'Action',
'no_lang' => true,
'span' => ',nmh',
)));
unset($result_nm_header);
}
$result_rows_tpl->add_child($grid,$rows);
foreach((array)$extension_data['colums_to_present'] as $field => $label)
{
if($label == '') continue;
$result_rows_tpl->add_child($grid,$result_nm_rows = $result_rows_tpl->empty_cell('text','${row}['.$field.']',array(
'no_lang' => true,
'readonly' => true,
)));
unset($result_nm_rows);
}
if(!empty($extension_data['row_actions']))
{
$result_rows_tpl->add_child($grid,$row_actions = $result_rows_tpl->empty_cell('hbox','row_action'));
foreach($extension_data['row_actions'] as $action => $options)
{
$result_rows_tpl->add_child($row_actions, $row_action = $result_rows_tpl->empty_cell($options['type'],$action.'[$row_cont[id]]',$options['options']));
unset($row_action);
}
}
$value['result_nm'] = array_merge(
$extension_data['result_nm'],
array(
'no_filter' => true,
'no_filter2' => true,
'no_cat' => true,
'no_search' => true,
'get_rows' => 'etemplate.advancedsearch_widget.get_rows',
'search_method' => $extension_data['search_method'],
'colums_to_present' => $extension_data['colums_to_present'],
'template' => $result_rows_tpl,
));
$tpl->add_child($tpl, $action_buttons = $tpl->empty_cell('hbox','action_buttons'));
foreach ($extension_data['actions'] as $action => $options)
{
$tpl->add_child($action_buttons, $result_button = $tpl->empty_cell($options['type'],'action['.$action.']',$options['options']));
unset($result_button);
}
}
else
{
$GLOBALS['egw_info']['etemplate']['advanced_search'] = true;
$tpl->add_child($tpl, $search_template = $tpl->empty_cell('template',$extension_data['input_template']));
$tpl->add_child($tpl, $button_box = $tpl->empty_cell('hbox','button_box'));
$tpl->add_child($button_box, $op_select = $tpl->empty_cell('select','opt_select',array(
'sel_options' => array(
'OR' => 'OR',
'AND' => 'AND'
),
'label' => 'Operator',
'no_lang' => true,
)));
$tpl->add_child($button_box, $meth_select = $tpl->empty_cell('select','meth_select',array(
'sel_options' => array(
'%' => lang('contains'),
false => lang('exact'),
),
'no_lang' => true,
'default' => '%',
)));
$tpl->add_child($button_box, $search_button = $tpl->empty_cell('button','button[search]',array(
'label' => 'Search',
)));
}
$cell['size'] = $cell['name'];
$cell['type'] = 'template';
$cell['name'] = $tpl->name;
$cell['obj'] =& $tpl;
// keep the editor away from the generated tmpls
$tpl->no_onclick = true;
//_debug_array($tpl);
return True;
}
/**
* postprocessing method, called after the submission of the form
*
* It has to copy the allowed/valid data from $value_in to $value, otherwise the widget
* will return no data (if it has a preprocessing method). The framework insures that
* the post-processing of all contained widget has been done before.
*
* @param string $name form-name of the widget
* @param mixed &$value the extension returns here it's input, if there's any
* @param mixed &$extension_data persistent storage between calls or pre- and post-process
* @param boolean &$loop can be set to true to request a re-submision of the form/dialog
* @param object &$tmpl the eTemplate the widget belongs too
* @param mixed &value_in the posted values (already striped of magic-quotes)
* @return boolean true if $value has valid content, on false no content will be returned!
*/
function post_process($name,&$value,&$extension_data,&$loop,&$tmpl,$value_in)
{
//echo 'advancedsearch_widget::post_process->value'; _debug_array($value);
//echo 'advancedsearch_widget::post_process->extension_data'; _debug_array($extension_data);
if(!isset($extension_data['result_nm']['search_values']))
{
foreach($value as $haystack => $needle)
{
if($needle == '') unset($value[$haystack]);
elseif($haystack{0} != '!' && $needle{0} != '!' && $value['!'.$haystack] == 1 ) $value[$haystack] = '!'.$value[$haystack];
}
$extension_data['result_nm']['search_values'] = $value;
}
else
{
$extension_data['result_nm'] = array_merge($extension_data['result_nm'],$value['result_nm']);
}
//we store extension_data in session to save it over a new request
$GLOBALS['egw']->session->appsession('advanced_search_query',$GLOBALS['egw_info']['flags']['currentapp'],$extension_data);
if(isset($value['action']))
{
// Also inputfileds etc. could be in actions
foreach($value['action'] as $action => $label)
{
if($extension_data['actions'][$action]['type'] == 'button')
{
$result = $GLOBALS['egw']->session->appsession('advanced_search_result',$GLOBALS['egw_info']['flags']['currentapp']);
$extension_data['msg'] = ExecMethod2($extension_data['actions'][$action]['method'],$result);
}
}
}
if(is_array($value['result_nm']['rows']))
{
// Also inputfileds etc. could be in actions
foreach($value['result_nm']['rows'] as $action => $id)
{
if($extension_data['row_actions'][$action]['type'] == 'button')
{
$result = $GLOBALS['egw']->session->appsession('advanced_search_result',$GLOBALS['egw_info']['flags']['currentapp']);
$extension_data['msg'] = ExecMethod2($extension_data['row_actions'][$action]['method'],key($id));
}
}
}
if(isset($value['button']['new_search']))
{
$GLOBALS['egw']->session->appsession('advanced_search_query',$GLOBALS['egw_info']['flags']['currentapp'],false);
$extension_data = '';
}
}
function get_rows($query,&$rows,&$readonlys)
{
$order_by = $query['order'] ? $query['order'].' '.$query['sort'] : '';
$only_keys = implode(',',array_flip($query['colums_to_present']));
$rows = ExecMethod2($query['search_method'],$query['search_values'],$only_keys,
$order_by,'',$query['search_values']['meth_select'],'',$query['search_values']['opt_select'],$query['start']);
$result = ExecMethod2($query['search_method'],$query['search_values'],$only_keys,
'','',$query['search_values']['meth_select'],'',$query['search_values']['opt_select'],false,'','',false);
// We store the result in session so actions can fetch them here:
$GLOBALS['egw']->session->appsession('advanced_search_result',$GLOBALS['egw_info']['flags']['currentapp'],$result);
return count($result);
}
}