egroupware_official/etemplate/inc/class.etemplate_widget_nextmatch.inc.php

1226 lines
47 KiB
PHP

<?php
/**
* EGroupware - eTemplate serverside implementation of the nextmatch widget
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker@outdoor-training.de>
* @copyright 2002-11 by RalfBecker@outdoor-training.de
* @version $Id$
*/
/**
* eTemplate serverside implementation of the nextmatch widget
*
* $content[$id] = array( // I = value set by the app, 0 = value on return / output
* 'get_rows' => // I method/callback to request the data for the rows eg. 'notes.bo.get_rows'
* 'cat_id_label' => // I label for category (optional)
* 'filter_label' => // I label for filter (optional)
* 'filter2_label' => // I label for filter2 (optional)
* 'filter_help' => // I help-msg for filter (optional)
* 'no_filter' => True// I disable the 1. filter
* 'no_filter2' => True// I disable the 2. filter (params are the same as for filter)
* 'no_cat' => True// I disable the cat-selectbox
* 'cat_app' => // I application the cat's should be from, default app in get_rows
* 'cat_is_select' => // I true||'no_lang' use selectbox instead of category selection, default null
* 'template' => // I template to use for the rows, if not set via options
* 'header_left' => // I template to show left of the range-value, left-aligned (optional)
* 'header_right' => // I template to show right of the range-value, right-aligned (optional)
* 'bottom_too' => True// I show the nextmatch-line (arrows, filters, search, ...) again after the rows
* 'never_hide' => True// I never hide the nextmatch-line if less then maxmatch entries
* 'lettersearch' => True// I show a lettersearch
* 'searchletter' => // IO active letter of the lettersearch or false for [all]
* 'start' => // IO position in list
* 'num_rows' => // IO number of rows to show, defaults to maxmatches from the general prefs
* 'cat_id' => // IO category, if not 'no_cat' => True
* 'search' => // IO search pattern
* 'order' => // IO name of the column to sort after (optional for the sortheaders)
* 'sort' => // IO direction of the sort: 'ASC' or 'DESC'
* 'col_filter' => // IO array of column-name value pairs (optional for the filterheaders)
* // grid requires implementation of folowing filters in get_rows, even if not used as regular filters!
* // O col_filter[$row_id] to query certain rows only
* // O col_filter[$parent_id] row_id of parent to query children for hierachical display
* 'filter' => // IO filter, if not 'no_filter' => True
* 'filter_no_lang' => True// I set no_lang for filter (=dont translate the options)
* 'filter_onchange'=> 'this.form.submit();' // I onChange action for filter, default: this.form.submit();
* 'filter2' => // IO filter2, if not 'no_filter2' => True
* 'filter2_no_lang'=> True// I set no_lang for filter2 (=dont translate the options)
* 'filter2_onchange'=> 'this.form.submit();' // I onChange action for filter2, default: this.form.submit();
* 'rows' => // O content set by callback
* 'total' => // O the total number of entries
* 'sel_options' => // O additional or changed sel_options set by the callback and merged into $tmpl->sel_options
* 'no_columnselection' => // I turns off the columnselection completly, turned on by default
* 'columnselection_pref' => // I name of the preference (plus 'nextmatch-' prefix), default = template-name
* 'default_cols' => // I columns to use if there's no user or default pref (! as first char uses all but the named columns), default all columns
* 'options-selectcols' => // I array with name/label pairs for the column-selection, this gets autodetected by default. A name => false suppresses a column completly.
* 'return' => // IO allows to return something from the get_rows function if $query is a var-param!
* 'csv_fields' => // I false=disable csv export, true or unset=enable it with auto-detected fieldnames or preferred importexport definition,
* array with name=>label or name=>array('label'=>label,'type'=>type) pairs (type is a eT widget-type)
* or name of import/export definition
* 'row_id' => // I key into row content to set it's value as row-id, eg. 'id'
* 'row_modified' => // I key into row content for modification date or state of a row, to not query it again
* 'parent_id' => // I key into row content of children linking them to their parent, also used as col_filter to query children
* 'is_parent' => // I key into row content to mark a row to have children
* 'is_parent_value'=> // I if set value of is_parent, otherwise is_parent is evaluated as boolean
* 'dataStorePrefix' => // I Optional prefix for client side cache to prevent collisions in applications that have more than one data set, such as ProjectManager / Project elements. Defaults to appname if not set.
* 'actions' => // I array with actions, see nextmatch_widget::egw_actions
* 'action_links' => // I array with enabled actions or ones which should be checked if they are enabled
* optional, default id of all first level actions plus the ones with enabled='javaScript:...'
* 'action_var' => 'action' // I name of var to return choosen action, default 'action'
* 'action' => // O string selected action
* 'selected' => // O array with selected id's
* 'checkboxes' => // O array with checkbox id as key and boolean checked value
* 'select_all' => // O boolean value of select_all checkbox, reference to above value for key 'select_all'
* 'favorites' => // I boolean|array True to enable favorites, or an array of additional, app specific settings to include
* in the saved filters (eg: pm_id)
* 'placeholder' => // I String Optional text to display in the empty row placeholder. If not provided, it's "No matches found."
* 'placeholder_actions' => // I Array Optional list of actions allowed on the placeholder. If not provided, it's ["add"].
*/
class etemplate_widget_nextmatch extends etemplate_widget
{
public function __construct($xml='')
{
if($xml) {
parent::__construct($xml);
// TODO: probably a better way to do this
egw_framework::includeCSS('/phpgwapi/js/egw_action/test/skins/dhtmlxmenu_egw.css');
}
}
/**
* Legacy options
*/
protected $legacy_options = 'template';
/**
* Number of rows to send initially
*/
const INITIAL_ROWS = 50;
/**
* Set up what we know on the server side.
*
* Sending a first chunk of rows
*
* @param string $cname
* @param array $expand values for keys 'c', 'row', 'c_', 'row_', 'cont'
*/
public function beforeSendToClient($cname, array $expand=null)
{
$form_name = self::form_name($cname, $this->id, $expand);
$value = self::get_array(self::$request->content, $form_name, true);
$value['start'] = 0;
if(!array_key_exists('num_rows',$value))
{
$value['num_rows'] = self::INITIAL_ROWS;
}
$value['rows'] = array();
$send_value = $value;
list($app) = explode('.',$value['get_rows']);
if(!$GLOBALS['egw_info']['apps'][$app])
{
list($app) = explode('.',$this->attrs['template']);
}
// Check for a favorite in URL
if($_GET['favorite'] && $value['favorites'])
{
$safe_name = preg_replace('/[^A-Za-z0-9-_]/','_',strip_tags($_GET['favorite']));
$pref_name = "favorite_" .$safe_name;
// Do some easy applying of filters server side
$favorite = $GLOBALS['egw_info']['user']['preferences'][$app][$pref_name];
if(!$favorite && $_GET['favorite'] == 'blank')
{
// Have to go through each of these
foreach(array('search','cat_id','filter','filter2') as $filter)
{
$send_value[$filter] = '';
}
unset($send_value['col_filter']);
}
// Old type
if($favorite && $favorite['filter'])
{
$favorite['state'] = $favorite['filter'];
}
if($favorite && $favorite['state'])
{
$send_value = array_merge($value, $favorite['state']);
// Ajax call can handle the saved sort here, but this can't
if($favorite['state']['sort'])
{
unset($send_value['sort']);
$send_value['order'] = $favorite['state']['sort']['id'];
$send_value['sort'] = $favorite['state']['sort']['asc'] ? 'ASC' : 'DESC';
}
}
}
// Make sure it's not set
unset($send_value['favorite']);
// Parse sort into something that get_rows functions are expecting: db_field in order, ASC/DESC in sort
if(is_array($send_value['sort']))
{
$send_value['order'] = $send_value['sort']['id'];
$send_value['sort'] = $send_value['sort']['asc'] ? 'ASC' : 'DESC';
}
if($value['num_rows'] != 0)
{
$total = self::call_get_rows($send_value, $send_value['rows'], self::$request->readonlys, null, null, $this);
}
if (true) $value =& self::get_array(self::$request->content, $form_name, true);
// Add favorite here so app doesn't save it in the session
if($_GET['favorite'])
{
$send_value['favorite'] = $safe_name;
}
if (true) $value = $send_value;
$value['total'] = $total;
// Send categories
if(!$value['no_cat'] && !$value['cat_is_select'])
{
$cat_app = $value['cat_app'] ? $value['cat_app'] : $GLOBALS['egw_info']['flags']['current_app'];
$value['options-cat_id'] = self::$request->sel_options['cat_id'] ? self::$request->sel_options['cat_id'] : array();
// Add 'All', if not already there
if(!$value['options-cat_id'][''] && !$value['options-cat_id'][0])
{
$value['options-cat_id'][''] = lang('All categories');
}
$value['options-cat_id'] += etemplate_widget_menupopup::typeOptions('select-cat', ',,'.$cat_app,$no_lang=true,false,$value['cat_id']);
etemplate_widget_menupopup::fix_encoded_options($value['options-cat_id']);
}
// Favorite group for admins
if($GLOBALS['egw_info']['apps']['admin'] && $value['favorites'])
{
self::$request->sel_options[$form_name]['favorite']['group'] = array('all' => lang('All users')) +
etemplate_widget_menupopup::typeOptions('select-account',',groups');
}
foreach($value as $name => &$_value)
{
if(strpos($name, 'options-') !== false && $_value)
{
$select = substr($name, 8);
if(!self::$request->sel_options[$select])
{
self::$request->sel_options[$select] = array();
}
etemplate_widget_menupopup::fix_encoded_options($_value, TRUE);
self::$request->sel_options[$select] += $_value;
// The client doesn't need them in content, but we can't unset them because
// some apps don't send them on re-load, pulling them from the session
//unset($value[$name]);
}
}
if($value['rows']['sel_options'])
{
self::$request->sel_options = array_merge(self::$request->sel_options,$value['rows']['sel_options']);
unset($value['rows']['sel_options']);
}
// If column selection preference is forced, set a flag to turn off UI
$pref_name = 'nextmatch-' . (isset($value['columnselection_pref']) ? $value['columnselection_pref'] : $this->attrs['template']);
$value['no_columnselection'] = $value['no_columnselection'] || (
$GLOBALS['egw']->preferences->forced[$app][$pref_name] &&
// Need to check admin too, or it will be impossible to turn off
!$GLOBALS['egw_info']['user']['apps']['admin']
);
// Use this flag to indicate to the admin that columns are forced (and that's why they can't change)
$value['columns_forced'] = (boolean)$GLOBALS['egw']->preferences->forced[$app][$pref_name];
// todo: no need to store rows in request, it's enought to send them to client
//error_log(__METHOD__."() $this: total=$value[total]");
//foreach($value['rows'] as $n => $row) error_log("$n: ".array2string($row));
// set up actions, but only if they are defined AND not already set up (run throught self::egw_actions())
if (isset($value['actions']) && !isset($value['actions'][0]))
{
$value['action_links'] = array();
$template_name = isset($value['template']) ? $value['template'] : $this->attrs['options'];
if (!is_array($value['action_links'])) $value['action_links'] = array();
$value['actions'] = self::egw_actions($value['actions'], $template_name, '', $value['action_links']);
}
}
/**
* Callback to fetch more rows
*
* Callback uses existing get_rows callback, but requires now 'row_id' to be set.
* If no 'row_modified' is set, rows cant checked for modification and therefore
* are always returned to client if in range or deleted if outside range.
*
* @param string $exec_id identifys the etemplate request
* @param array $queriedRange array with values for keys "start", "num_rows" and optional "refresh", "parent_id"
* @param array $filters Search and filter parameters, passed to data source
* @param string $form_name ='nm' full id of widget incl. all namespaces
* @param array $knownUids =null uid's know to client
* @param int $lastModified =null date $knowUids last checked
* @todo for $queriedRange[refresh] first check if there's any modification since $lastModified, return $result[order]===null
* @return array with values for keys 'total', 'rows', 'readonlys', 'order', 'data' and 'lastModification'
*/
static public function ajax_get_rows($exec_id, array $queriedRange, array $filters = array(), $form_name='nm',
array $knownUids=null, $lastModified=null)
{
self::$request = etemplate_request::read($exec_id);
// fix for somehow empty etemplate request content
if (!is_array(self::$request->content))
{
self::$request->content = array($form_name => array());
}
self::$response = egw_json_response::get();
$value = self::get_array(self::$request->content, $form_name, true);
if(!is_array($value))
{
$value = ($value) ? array($value) : array();
}
// Validate filters
if (($template = etemplate_widget_template::instance(self::$request->template['name'], self::$request->template['template_set'],
self::$request->template['version'], self::$request->template['load_via'])))
{
$template = $template->getElementById($form_name, strpos($form_name, 'history') === 0 ? 'historylog' : 'nextmatch');
$expand = array(
'cont' => array($form_name => $filters),
);
$valid_filters = array();
if($template)
{
$template->run('validate', array('', $expand, $expand['cont'], &$valid_filters), false); // $respect_disabled=false: as client may disable things, here we validate everything and leave it to the get_rows to interpret
$filters = $valid_filters[$form_name];
}
//error_log($this . " Valid filters: " . array2string($filters));
}
if (true) $value = $value_in = array_merge($value, $filters);
//error_log(__METHOD__."('".substr($exec_id,0,10)."...', range=".array2string($queriedRange).', filters='.array2string($filters).", '$form_name', knownUids=".array2string($knownUids).", lastModified=$lastModified) parent_id=$value[parent_id], is_parent=$value[is_parent]");
$result = array();
// Parse sort into something that get_rows functions are expecting: db_field in order, ASC/DESC in sort
if(is_array($value['sort']))
{
$value['order'] = $value['sort']['id'];
$value['sort'] = $value['sort']['asc'] ? 'ASC' : 'DESC';
}
$value['start'] = (int)$queriedRange['start'];
$value['num_rows'] = (int)$queriedRange['num_rows'];
if($value['num_rows'] == 0) $value['num_rows'] = self::INITIAL_ROWS;
// if app supports parent_id / hierarchy ($value['parent_id'] not empty), set parent_id as filter
if (($parent_id = $value['parent_id']))
{
// Infolog at least wants 'parent_id' instead of $parent_id
$value['col_filter'][$parent_id] = $queriedRange['parent_id'];
if ($queriedRange['parent_id']) $value['csv_export'] = 'children';
}
// Set current app for get_rows
list($app) = explode('.',self::$request->method);
if(!$app) list($app) = explode('::',self::$request->method);
if($app)
{
$GLOBALS['egw_info']['flags']['currentapp'] = $app;
translation::add_app($app);
}
// If specific data requested, just do that
if (($row_id = $value['row_id']) && $queriedRange['refresh'])
{
$value['col_filter'][$row_id] = $queriedRange['refresh'];
$value['csv_export'] = 'refresh';
}
$rows = $result['data'] = $result['order'] = array();
$result['total'] = self::call_get_rows($value, $rows, $result['readonlys'], null, null, $template);
$result['lastModification'] = egw_time::to('now', 'ts')-1;
if (isset($GLOBALS['egw_info']['flags']['app_header']) && self::$request->app_header != $GLOBALS['egw_info']['flags']['app_header'])
{
self::$request->app_header = $GLOBALS['egw_info']['flags']['app_header'];
egw_json_response::get()->apply('egw_app_header', array($GLOBALS['egw_info']['flags']['app_header']));
}
$row_id = isset($value['row_id']) ? $value['row_id'] : 'id';
$row_modified = $value['row_modified'];
foreach($rows as $n => $row)
{
$kUkey = false;
if (is_int($n) && $row)
{
if (!isset($row[$row_id])) unset($row_id); // unset default row_id of 'id', if not used
if (!isset($row[$row_modified])) unset($row_modified);
$id = $row_id ? $row[$row_id] : $n;
$result['order'][] = $id;
$modified = $row[$row_modified];
if (isset($modified) && !(is_int($modified) || is_string($modified) && is_numeric($modified)))
{
$modified = egw_time::to(str_replace('Z', '', $modified), 'ts');
}
// check if we need to send the data
//error_log("$id Known: " . (array_search($id, $knownUids) !== false ? 'Yes' : 'No') . ' Modified: ' . egw_time::to($row[$row_modified]) . ' > ' . egw_time::to($lastModified).'? ' . ($row[$row_modified] > $lastModified ? 'Yes' : 'No'));
if (!$row_id || !$knownUids || ($kUkey = array_search($id, $knownUids)) === false ||
!$lastModified || !isset($modified) || $modified > $lastModified)
{
$result['data'][$id] = $row;
}
if ($kUkey !== false) unset($knownUids[$kUkey]);
}
else // non-row data set by get_rows method
{
// Encode all select options and re-index to avoid Firefox's problem with
// '' => 'All'
if($n == 'sel_options')
{
foreach($row as &$options)
{
etemplate_widget_menupopup::fix_encoded_options($options,true);
}
}
$result['rows'][$n] = $row;
}
}
// check knowUids outside of range for modification - includes deleted
/*
if ($knownUids)
{
// row_id not set for nextmatch --> just skip them, we can't identify the rows
if (!$row_id)
{
foreach($knownUids as $uid)
{
// Just don't send it back for now
unset($result['data'][$uid]);
//$result['data'][$uid] = null;
}
}
else
{
error_log(__METHOD__."() knowUids left to check ".array2string($knownUids));
// check if they are up to date: we create a query similar to csv-export without any filters
$uid_query = $value;
$uid_query['csv_export'] = 'knownUids'; // do not store $value in session
$uid_query['filter'] = $uid_query['filter2'] = $uid_query['cat_id'] = $uid_query['search'] = '';
$uid_query['col_filter'] = array($row_id => $knownUids);
// if we know name of modification column and have a last-modified date
if ($row_modified && $lastModified) // --> set filter to return only modified entries
{
$uid_query['col_filter'][] = $row_modified.' > '.(int)$lastModified;
}
$uid_query['start'] = 0;
$uid_query['num_rows'] = count($knownUids);
$rows = array();
try
{
if (self::call_get_rows($uid_query, $rows))
{
foreach($rows as $n => $row)
{
if (!is_int($n)) continue; // ignore non-row data set by get_rows method
if (!$row_modified || !isset($row[$row_modified]) ||
!isset($lastModified) || $row[$row_modified] > $lastModified)
{
$result['data'][$row[$row_id]] = $row;
$kUkey = array_search($id, $knownUids);
if ($kUkey !== false) unset($knownUids[$kUkey]);
}
}
}
}
catch (Exception $e)
{
unset($value['row_modified']);
error_log("Error trying to find changed rows with {$value['get_rows']}, falling back to all rows. ");
error_log($e);
}
// Remove any remaining knownUIDs from the grid
foreach($knownUids as $uid)
{
$result['data'][$uid] = null;
}
}
}
*/
// Check for anything changed in the query
// Tell the client about the changes
$request_value =& self::get_array(self::$request->content, $form_name,true);
$changes = $no_rows = false;
foreach($value_in as $key => $original_value)
{
// These keys are ignored
if(in_array($key, array('col_filter','start','num_rows','total','order','sort')))
{
continue;
}
if($original_value == $value[$key]) continue;
// These keys we don't send row data back, as they cause a partial reload
if(in_array($key, array('template'))) $no_rows = true;
// Actions still need extra handling
if($key == 'actions' && !isset($value['actions'][0]))
{
$value['action_links'] = array();
$template_name = isset($value['template']) ? $value['template'] : '';
if (!is_array($value['action_links'])) $value['action_links'] = array();
$value['actions'] = self::egw_actions($value['actions'], $template_name, '', $value['action_links']);
}
$changes = true;
$request_value[$key] = $value[$key];
egw_json_response::get()->generic('assign', array(
'etemplate_exec_id' => $exec_id,
'id' => $form_name,
'key' => $key,
'value' => $value[$key],
));
}
// Request doesn't handle changing by reference, so force it
if($changes)
{
$content = self::$request->content;
self::$request->content = array();
self::$request->content = $content;
}
// Send back data
//foreach($result as $name => $value) if ($name != 'readonlys') error_log(__METHOD__."() result['$name']=".array2string($name == 'data' ? array_keys($value) : $value));
egw_json_response::get()->data($result);
// If etemplate_exec_id has changed, update the client side
if (($new_id = self::$request->id()) != $exec_id)
{
egw_json_response::get()->generic('assign', array(
'etemplate_exec_id' => $exec_id,
'id' => '',
'key' => 'etemplate_exec_id',
'value' => $new_id,
));
}
}
/**
* Calling our callback
*
* Signature of get_rows callback is either:
* a) int get_rows($query,&$rows,&$readonlys)
* b) int get_rows(&$query,&$rows,&$readonlys)
*
* If get_rows is called static (and php >= 5.2.3), it is always b) independent on how it's defined!
*
* @param array &$value
* @param array &$rows on return: rows are indexed by their row-number: $value[start], ..., $value[start]+$value[num_rows]-1
* @param array &$readonlys =null
* @param object $obj =null (internal)
* @param string|array $method =null (internal)
* @param etemplate_widget $widget =null instanciated nextmatch widget to let it's widgets transform each row
* @return int|boolean total items found of false on error ($value['get_rows'] not callable)
*/
private static function call_get_rows(array &$value,array &$rows,array &$readonlys=null,$obj=null,$method=null, etemplate_widget $widget=null)
{
if (is_null($method)) $method = $value['get_rows'];
if (is_null($obj))
{
// allow static callbacks
if(strpos($method,'::') !== false)
{
list($class,$method) = explode('::',$method);
// workaround for php < 5.2.3: do NOT call it static, but allow application code to specify static callbacks
if (version_compare(PHP_VERSION,'5.2.3','>='))
{
$method = array($class,$method);
unset($class);
}
}
else
{
list($app,$class,$method) = explode('.',$value['get_rows']);
}
if ($class)
{
if (!$app && !is_object($GLOBALS[$class]))
{
$GLOBALS[$class] = new $class();
}
if (is_object($GLOBALS[$class])) // use existing instance (put there by a previous CreateObject)
{
$obj = $GLOBALS[$class];
}
else
{
$obj = CreateObject($app.'.'.$class);
}
}
}
$raw_rows = array();
if (!is_array($readonlys)) $readonlys = array();
if(is_callable($method)) // php5.2.3+ static call (value is always a var param!)
{
$total = call_user_func_array($method,array(&$value,&$raw_rows,&$readonlys));
}
elseif(is_object($obj) && method_exists($obj,$method))
{
$total = $obj->$method($value,$raw_rows,$readonlys);
}
else
{
$total = false; // method not callable
}
// if we have a nextmatch widget, find the repeating row
if ($widget && $widget->attrs['template'])
{
$row_template = $widget->getElementById($widget->attrs['template']);
if(!$row_template)
{
$row_template = etemplate_widget_template::instance($widget->attrs['template']);
}
// Try to find just the repeating part
$repeating_row = null;
// First child should be a grid, we want last row
foreach($row_template->children[0]->children[1]->children as $child)
{
if($child->type == 'row') $repeating_row = $child;
}
}
// otherwise we might get stoped by max_excutiontime
if ($total > 200) @set_time_limit(0);
$is_parent = $value['is_parent'];
$is_parent_value = $value['is_parent_value'];
$parent_id = $value['parent_id'];
// remove empty rows required by old etemplate to compensate for header rows
$first = $total ? null : 0;
foreach($raw_rows as $n => $row)
{
// skip empty rows inserted for each header-line in old etemplate
if (is_int($n) && is_array($rows))
{
if (is_null($first)) $first = $n;
if ($row[$is_parent]) // if app supports parent_id / hierarchy, set parent_id and is_parent
{
$row['is_parent'] = isset($is_parent_value) ?
$row[$is_parent] == $is_parent_value : (boolean)$row[$is_parent];
$row['parent_id'] = $row[$parent_id]; // seems NOT used on client!
}
// run beforeSendToClient methods of widgets in row on row-data
if($repeating_row)
{
// Change anything by widget for each row ($row set to 1)
$_row = array(1 => &$row);
$repeating_row->run('set_row_value', array('',array('row' => 1), &$_row), true);
}
else if (!$widget || get_class($widget) != 'etemplate_widget_historylog')
{
// Fallback based on widget names
//error_log(self::$request->template['name'] . ' had to fallback to run_beforeSendToClient() because it could not find the row');
$row = self::run_beforeSendToClient($row);
}
$rows[$n-$first+$value['start']] = $row;
}
elseif(!is_numeric($n)) // rows with string-keys, after numeric rows
{
if($n == 'sel_options')
{
foreach($row as &$options)
{
etemplate_widget_menupopup::fix_encoded_options($options, true);
}
}
$rows[$n] = $row;
}
}
//error_log($value['get_rows'].'() returning '.array2string($total).', method = '.array2string($method).', value = '.array2string($value));
return $total;
}
/**
* Run beforeSendToClient methods of widgets in row over row-data
*
* This is currently only a hack to convert everything looking like a timestamp to a 'Y-m-d\TH:i:s\Z' string, fix timezone problems!
*
* @todo instanciate row of template and run it's beforeSendToClient
* @param array $row
* @return array
*/
private static function run_beforeSendToClient(array $row)
{
$timestamps = self::get_timestamps();
foreach($row as $name => &$value)
{
if ($name[0] != '#' && in_array($name, $timestamps) && $value &&
(is_int($value) || is_string($value) && is_numeric($value)) &&
($value > 21000000 || $value < 19000000))
{
$value = egw_time::to($value, 'Y-m-d\TH:i:s\Z');
}
}
return $row;
}
/**
* Get all timestamp columns incl. names with removed prefixes like cal_ or contact_
*
* @return array
*/
private static function get_timestamps()
{
return egw_cache::getTree(__CLASS__, 'timestamps', function()
{
$timestamps = array();
foreach(scandir(EGW_SERVER_ROOT) as $app)
{
$dir = EGW_SERVER_ROOT.'/'.$app;
if (is_dir($dir) && file_exists($dir.'/setup/tables_current.inc.php') &&
($tables_defs = $GLOBALS['egw']->db->get_table_definitions($app)))
{
foreach($tables_defs as $defintion)
{
foreach($defintion['fd'] as $col => $data)
{
if ($data['type'] == 'timestamp' || $data['meta'] == 'timestamp')
{
$timestamps[] = $col;
// some apps remove a prefix --> add prefix-less version too
$matches = null;
if (preg_match('/^(tz|acl|async|cal|contact|lock|history|link|cf|cat|et)_(.+)$/', $col, $matches))
{
$timestamps[] = $matches[2];
}
}
}
}
}
}
//error_log(__METHOD__."() returning ".array2string($timestamps));
return $timestamps;
}, array(), 86400); // cache for 1 day
}
/**
* Default maximum length for context submenus, longer menus are put as a "More" submenu
*/
const DEFAULT_MAX_MENU_LENGTH = 14;
/**
* Return egw_actions
*
* The following attributes are understood for actions on eTemplate/PHP side:
* - string 'id' id of the action (set as key not attribute!)
* - string 'caption' name/label or action, get's automatic translated
* - boolean 'no_lang' do NOT translate caption, default false
* - string 'icon' icon, eg. 'edit' or 'infolog/task', if no app given app of template or API is used
* - string 'iconUrl' full url of icon, better use 'icon'
* - boolean|string 'allowOnMultiple' should action be shown if multiple lines are marked, or string 'only', default true!
* - boolean|string 'enabled' is action available, or string with javascript function to call, default true!
* - string 'disableClass' class name to check if action should be disabled (if presend, enabled if not)
* (add that css class in get_rows(), if row lacks rights for an action)
* - string 'enableClass' class name to check if action should be enabled (if present, disabled if not)
* - string 'enableId' regular expression row-id has to match to enable action
* - boolean 'hideOnDisabled' hide disabled actions, default false
* - string 'type' type of action, default 'popup' for contenxt menus, 'drag' or 'drop'
* - boolean 'default' is that action the default action, default false
* - array 'children' array with actions of submenu
* - int 'group' to group items, default all actions are in one group
* - string 'onExecute' javascript to run, default 'javaScript:nm_action' or eg. 'javaScript:app.myapp.someMethod'
* which runs action specified in nm_action attribute:
* - string 'nm_action'
* + 'alert' debug action, shows alert with action caption, id and id's of selected rows
* + 'submit' default action, sets nm[action], nm[selected] and nm[select_all]
* + 'location' redirects / set location.href to 'url' attribute
* + 'popup' opens popup with url given in 'url' attribute
* - string 'url' url for location or popup
* - string 'target' target for location or popup
* - string 'width' for popup
* - string 'height' for popup
* - string 'confirm' confirmation message
* - string 'confirm_multiple' confirmation message for multiple selected, defaults to 'confirm'
* - boolean 'postSubmit' eg. downloads need a submit via POST request not our regular Ajax submit, only works with nm_action=submit!
* - string 'hint' tooltip on menu item
*
* @param array $actions id indexed array of actions / array with valus for keys: 'iconUrl', 'caption', 'onExecute', ...
* @param string $template_name ='' name of the template, used as default for app name of images
* @param string $prefix ='' prefix for ids
* @param array &$action_links =array() on return all first-level actions plus the ones with enabled='javaScript:...'
* @param int $max_length =self::DEFAULT_MAX_MENU_LENGTH automatic pagination, not for first menu level!
* @param array $default_attrs =null default attributes
* @return array
*/
public static function egw_actions(array $actions=null, $template_name='', $prefix='', array &$action_links=array(),
$max_length=self::DEFAULT_MAX_MENU_LENGTH, array $default_attrs=null)
{
//echo "<p>".__METHOD__."(\$actions, '$template_name', '$prefix', \$action_links, $max_length) \$actions="; _debug_array($actions);
$first_level = !$action_links; // add all first level actions
//echo "actions="; _debug_array($actions);
$egw_actions = array();
$n = 1;
$group = false;
foreach((array)$actions as $id => $action)
{
// in case it's only selectbox id => label pairs
if (!is_array($action)) $action = array('caption' => $action);
if ($default_attrs) $action += $default_attrs;
// Add 'Select All' after first group
if ($first_level && $group !== false && $action['group'] != $group && !$egw_actions[$prefix.'select_all'])
{
$egw_actions[$prefix.'select_all'] = array(
'caption' => 'Select all',
//'checkbox' => true,
'hint' => 'Select all entries',
'enabled' => true,
'shortcut' => array(
'keyCode' => 65, // A
'ctrl' => true,
'caption' => 'Ctrl+A'
),
'group' => $action['group'],
);
$action_links[] = $prefix.'select_all';
}
$group = $action['group'];
if (!$first_level && $n == $max_length && count($actions) > $max_length)
{
$id = 'more_'.count($actions); // we need a new unique id
$action = array(
'caption' => 'More',
'prefix' => $prefix,
// display rest of actions incl. current one as children
'children' => array_slice($actions, $max_length-1, count($actions)-$max_length+1, true),
);
//echo "*** Inserting id=$prefix$id"; _debug_array($action);
// we break at end of foreach loop, as rest of actions is already dealt with
// by putting them as children
}
// add all first level popup actions plus ones with enabled = 'javaScript:...' to action_links
if ((!isset($action['type']) || in_array($action['type'],array('popup','drag','drop'))) && // popup is the default
($first_level || substr($action['enabled'],0,11) == 'javaScript:'))
{
$action_links[] = $prefix.$id;
}
// add sub-menues
if ($action['children'])
{
static $inherit_attrs = array('url','popup','nm_action','onExecute','type','egw_open','allowOnMultiple','confirm','confirm_multiple');
$inherit_keys = array_flip($inherit_attrs);
$action['children'] = self::egw_actions($action['children'], $template_name, $action['prefix'], $action_links, $max_length,
array_intersect_key($action, $inherit_keys));
unset($action['prefix']);
// Allow default actions to keep their onExecute
if($action['default']) unset($inherit_keys['onExecute']);
$action = array_diff_key($action, $inherit_keys);
}
// link or popup action
if ($action['url'])
{
$action['url'] = egw::link('/index.php',str_replace('$action',$id,$action['url']));
if ($action['popup'])
{
list($action['data']['width'],$action['data']['height']) = explode('x',$action['popup']);
unset($action['popup']);
$action['data']['nm_action'] = 'popup';
}
else
{
$action['data']['nm_action'] = 'location';
if(!$action['target'] && strpos($action['url'],'menuaction') > 0)
{
// It would be better if app set target, but we'll auto-detect if not
list(,$menuaction) = explode('=',$action['url']);
list($app) = explode('.',$menuaction);
$action['data']['target'] = $app;
}
}
}
if ($action['egw_open'])
{
$action['data']['nm_action'] = 'egw_open';
}
$egw_actions[$prefix.$id] = $action;
if (!$first_level && $n++ == $max_length) break;
}
// Make sure select all is in a group by itself
foreach($egw_actions as $id => &$_action)
{
if($id == $prefix . 'select_all') continue;
if($_action['group'] >= $egw_actions[$prefix.'select_all']['group'] )
{
$egw_actions[$id]['group']+=1;
}
}
//echo "egw_actions="; _debug_array($egw_actions);
return $egw_actions;
}
/**
* Action with submenu for categories
*
* Automatic switch to hierarchical display, if more then $max_cats_flat=14 cats found.
*
* @param string $app
* @param int $group =0 see self::egw_actions
* @param string $caption ='Change category'
* @param string $prefix ='cat_' prefix category id to get action id
* @param boolean $globals =true application global categories too
* @param int $parent_id =0 only returns cats of a certain parent
* @param int $max_cats_flat =self::DEFAULT_MAX_MENU_LENGTH use hierarchical display if more cats
* @return array like self::egw_actions
*/
public static function category_action($app, $group=0, $caption='Change category',
$prefix='cat_', $globals=true, $parent_id=0, $max_cats_flat=self::DEFAULT_MAX_MENU_LENGTH)
{
$cat = new categories(null,$app);
$cats = $cat->return_sorted_array($start=0, false, '', 'ASC', 'cat_name', $globals, $parent_id, true);
// if more then max_length cats, switch automatically to hierarchical display
if (count($cats) > $max_cats_flat)
{
$cat_actions = self::category_hierarchy($cats, $prefix, $parent_id);
}
else // flat, indented categories
{
$cat_actions = array();
foreach((array)$cats as $cat)
{
$name = str_repeat('&nbsp;',2*$cat['level']) . stripslashes($cat['name']);
$cat_actions[$cat['id']] = array(
'caption' => $name,
'no_lang' => true,
);
// add category icon
if ($cat['data']['icon'] && file_exists(EGW_SERVER_ROOT.'/phpgwapi/images/'.basename($cat['data']['icon'])))
{
$cat_actions[$cat['id']]['iconUrl'] = $GLOBALS['egw_info']['server']['webserver_url'].'/phpgwapi/images/'.$cat['data']['icon'];
}
}
}
return array(
'caption' => $caption,
'children' => $cat_actions,
'enabled' => (boolean)$cat_actions,
'group' => $group,
'prefix' => $prefix,
);
}
/**
* Return one level of the category hierarchy
*
* @param array $cats =null all cats if already read
* @param string $prefix ='cat_' prefix category id to get action id
* @param int $parent_id =0 only returns cats of a certain parent
* @return array
*/
private static function category_hierarchy(array $cats, $prefix, $parent_id=0)
{
$cat_actions = array();
foreach($cats as $key => $cat)
{
// current hierarchy level
if ($cat['parent'] == $parent_id)
{
$name = stripslashes($cat['name']);
$cat_actions[$cat['id']] = array(
'caption' => $name,
'no_lang' => true,
'prefix' => $prefix,
);
// add category icon
if ($cat['data']['icon'] && file_exists(EGW_SERVER_ROOT.'/phpgwapi/images/'.basename($cat['data']['icon'])))
{
$cat_actions[$cat['id']]['iconUrl'] = $GLOBALS['egw_info']['server']['webserver_url'].'/phpgwapi/images/'.$cat['data']['icon'];
}
unset($cats[$key]);
}
// direct children
elseif(isset($cat_actions[$cat['parent']]))
{
$cat_actions['sub_'.$cat['parent']] = $cat_actions[$cat['parent']];
// have to add category itself to children, to be able to select it!
$cat_actions[$cat['parent']]['group'] = -1; // own group on top
$cat_actions['sub_'.$cat['parent']]['children'] = array(
$cat['parent'] => $cat_actions[$cat['parent']],
)+self::category_hierarchy($cats, $prefix, $cat['parent']);
unset($cat_actions[$cat['parent']]);
}
}
return $cat_actions;
}
/**
* Validate input
*
* Following attributes get checked:
* - needed: value must NOT be empty
* - min, max: int and float widget only
* - maxlength: maximum length of string (longer strings get truncated to allowed size)
* - preg: perl regular expression incl. delimiters (set by default for int, float and colorpicker)
* - int and float get casted to their type
*
* @param string $cname current namespace
* @param array $expand values for keys 'c', 'row', 'c_', 'row_', 'cont'
* @param array $content
* @param array &$validated =array() validated content
*/
public function validate($cname, array $expand, array $content, &$validated=array())
{
$form_name = self::form_name($cname, $this->id, $expand);
$value = self::get_array($content, $form_name);
// Some (most) extmatch settings are set in its value, not attributes, which aren't in
// $content. Fetch them from the request, so we actually have them.
$content_value = self::get_array(self::$request->content, $form_name);
list($app) = explode('.',$this->attrs['template']);
unset($value['favorite']);
// On client, rows does not get its own namespace, but all apps are expecting it
$value['rows'] = $value;
// Legacy support - action popups were not properly namespaced
$preserve = self::get_array(self::$request->preserv, $form_name);
if($value[$preserve['action_var']] && $content[$value[$preserve['action_var']].'_popup'])
{
$validated += $content[$value[$preserve['action_var']].'_popup'];
}
// Save current column settings as default, clear, or force (admins only)
if($GLOBALS['egw_info']['user']['apps']['admin'] && $app && $value['selectcols'])
{
$pref_name = 'nextmatch-' . (isset($content_value['columnselection_pref']) ? $content_value['columnselection_pref'] : $this->attrs['template']);
$refresh_pref_name = $pref_name.'-autorefresh';
switch($value['nm_col_preference']) {
case 'force':
$pref_level = 'forced';
break;
case 'reset':
case 'default':
$pref_level = 'default';
break;
default:
$pref_level = 'user';
}
// Clear forced pref before setting default
if($pref_level != 'forced')
{
$GLOBALS['egw']->preferences->delete($app,$pref_name,'forced');
$GLOBALS['egw']->preferences->delete($app,$refresh_pref_name,'forced');
$GLOBALS['egw']->preferences->delete($app,$pref_name.'-size','forced');
$GLOBALS['egw']->preferences->delete($app,$pref_name.'-lettersearch','forced');
$GLOBALS['egw']->preferences->save_repository(true,'forced');
}
// Set columns + refresh as default for all users
// Columns included in submit, preference might not be updated yet
$cols = $value['selectcols'];
$GLOBALS['egw']->preferences->read_repository(true);
$GLOBALS['egw']->preferences->add($app,$pref_name,is_array($cols) ? implode(',',$cols) : $cols, $pref_level);
// Autorefresh
$refresh = $value['nm_autorefresh'];
$GLOBALS['egw']->preferences->add($app,$refresh_pref_name,(int)$refresh,$pref_level);
// Lettersearch
$lettersearch = is_array($cols) && in_array('lettersearch', $cols);
$GLOBALS['egw']->preferences->add($app,$pref_name.'-lettersearch',(int)$lettersearch,$pref_level);
$GLOBALS['egw']->preferences->save_repository(true,$pref_level);
$GLOBALS['egw']->preferences->read(true);
if($value['nm_col_preference'] == 'reset')
{
// Clear column + refresh preference so users go back to default
$GLOBALS['egw']->preferences->delete_preference($app,$pref_name);
$GLOBALS['egw']->preferences->delete_preference($app,$pref_name.'-size');
$GLOBALS['egw']->preferences->delete_preference($app,$pref_name.'-lettersearch');
$GLOBALS['egw']->preferences->delete_preference($app,$refresh_pref_name);
}
}
unset($value['nm_col_preference']);
$validated[$form_name] = $value;
}
/**
* Run a given method on all children
*
* Reimplemented to add namespace, and make sure row template gets included
*
* @param string $method_name
* @param array $params =array('') parameter(s) first parameter has to be cname, second $expand!
* @param boolean $respect_disabled =false false (default): ignore disabled, true: method is NOT run for disabled widgets AND their children
*/
public function run($method_name, $params=array(''), $respect_disabled=false)
{
$old_param0 = $params[0];
$cname =& $params[0];
// Need this check or the headers will get involved too
if($this->type == 'nextmatch')
{
parent::run($method_name, $params, $respect_disabled);
if ($this->id) $cname = self::form_name($cname, $this->id, $params[1]);
// Run on all the sub-templates
foreach(array('template', 'header_left', 'header_right', 'header_row') as $sub_template)
{
if($this->attrs[$sub_template])
{
$row_template = etemplate_widget_template::instance($this->attrs[$sub_template]);
$row_template->run($method_name, $params, $respect_disabled);
}
}
}
$params[0] = $old_param0;
// Prevent troublesome keys from breaking the nextmatch
// TODO: Figure out where these come from
foreach(array('$row','${row}', '$', '0','1','2') as $key)
{
if(is_array(self::$request->content[$cname])) unset(self::$request->content[$cname][$key]);
if(is_array(self::$request->preserve[$cname])) unset(self::$request->preserve[$cname][$key]);
}
}
/**
* Refresh given rows for specified change
*
* Change type parameters allows for quicker refresh then complete server side reload:
* - edit: send just modified data from given rows
* - delete: just send null for given rows to clientside (no backend call neccessary)
* - add: requires full reload
*
* @param array|string $row_ids rows to refresh
* @param string $type ='edit' "edit" (default), "delete" or "add"
*/
public function refresh($row_ids, $type='edit')
{
unset($row_ids, $type); // not used, but required by function signature
throw new Exception('Not yet implemented');
}
}
// Registration needs to go here, otherwise customfields won't be loaded until some other cf shows up
etemplate_widget::registerWidget('etemplate_widget_customfields', array('nextmatch-customfields'));
/**
* Extend selectbox so select options get parsed properly before being sent to client
*/
class etemplate_widget_nextmatch_filterheader extends etemplate_widget_menupopup
{
}
/**
* Extend selectbox and change type so proper users / groups get loaded, according to preferences
*/
class etemplate_widget_nextmatch_accountfilter extends etemplate_widget_menupopup
{
/**
* Parse and set extra attributes from xml in template object
*
* @param string|XMLReader $xml
* @param boolean $cloned =true true: object does NOT need to be cloned, false: to set attribute, set them in cloned object
* @return etemplate_widget_template current object or clone, if any attribute was set
*/
public function set_attrs($xml, $cloned=true)
{
parent::set_attrs($xml, $cloned);
$this->attrs['type'] = 'select-account';
}
}
/**
* A filter widget that fakes another (select) widget and turns it into a nextmatch filter widget.
*/
class etemplate_widget_nextmatch_customfilter extends etemplate_widget_transformer
{
protected $legacy_options = 'type,widget_options';
/**
* Fill type options in self::$request->sel_options to be used on the client
*
* @param string $cname
* @param array $expand values for keys 'c', 'row', 'c_', 'row_', 'cont'
*/
public function beforeSendToClient($cname, array $expand=null)
{
switch($this->attrs['type'])
{
case "link-entry":
self::$transformation['type'] = $this->attrs['type'] = 'nextmatch-entryheader';
break;
default:
list($type) = explode('-',$this->attrs['type']);
if($type == 'select')
{
if(in_array($this->attrs['type'], etemplate_widget_menupopup::$cached_types))
{
$widget_type = $this->attrs['type'];
}
$this->attrs['type'] = 'nextmatch-filterheader';
}
self::$transformation['type'] = $this->attrs['type'];
}
$form_name = self::form_name($cname, $this->id, $expand);
$this->setElementAttribute($form_name, 'options', trim($this->attrs['widget_options']) != '' ? $this->attrs['widget_options'] : '');
$this->setElementAttribute($form_name, 'type', $this->attrs['type']);
if($widget_type)
{
$this->setElementAttribute($form_name, 'widget_type', $widget_type);
}
parent::beforeSendToClient($cname, $expand);
}
}