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193 lines
8.7 KiB
193 lines
8.7 KiB
<?php
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/**
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* @package tikiwiki
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*/
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// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
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//
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// All Rights Reserved. See copyright.txt for details and a complete list of authors.
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// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
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// $Id$
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// TODO - refactor to ajax-services then KILME
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// If you make changes here check also Tracker/Field/DynamicList.php
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/**
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* Handler for (XHR) requests from the trackerfield type dynamic itemslist. This handler does not save or update anything.
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* It only updates the listfield when the $filterFieldValueHere changes, which happens if it is for example as selection change on a linkfield or category field.
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*
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* @see lib/core/Tracker/Field/DynamicList.php for furher details.
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*/
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require_once('tiki-setup.php');
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$trklib = TikiLib::lib('trk');
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if ($prefs['feature_categories'] == 'y') {
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$categlib = TikiLib::lib('categ');
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}
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if ($prefs['feature_trackers'] != 'y') {
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die;
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}
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$access = TikiLib::lib('access');
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$filterFieldIdHere = isset($_GET["filterFieldIdHere"]) ? $_GET["filterFieldIdHere"] : null;
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$trackerIdThere = isset($_GET["trackerIdThere"]) ? $_GET["trackerIdThere"] : null;
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$filterFieldValueHere = isset($_GET["filterFieldValueHere"]) ? $_GET["filterFieldValueHere"] : null;
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$filterFieldIdThere = isset($_GET["filterFieldIdThere"]) ? $_GET["filterFieldIdThere"] : null;
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$listFieldIdThere = isset($_GET["listFieldIdThere"]) ? $_GET["listFieldIdThere"] : null;
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$statusThere = isset($_GET["statusThere"]) ? $_GET["statusThere"] : null;
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$mandatory = isset($_GET["mandatory"]) ? $_GET["mandatory"] == 'y' : false;
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// needed when multiple fields are bound to the same selection i.e $filterFieldValueHere
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$insertId = isset($_GET["insertId"]) ? $_GET["insertId"] : null;
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// needed when the default should be passed back to the frontend
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$originalValue = isset($_GET["originalValue"]) ? $_GET["originalValue"] : null;
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$hideBlank = isset($_GET['hideBlank']) ? $_GET['hideBlank'] : false;
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header('Cache-Control: no-cache');
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header('content-type: application/x-javascript');
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$json_return = [];
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// prepare response, we need to pass back some request data:
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// $insertId: their could be more than one dynamic list field bound to the same $filterFieldValueHere. Need to know Dynamic Item List field we refer to.
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// $originalValue: to select the orginalValue (the value currently used for selecting the element), on changes of $filterFieldValueHere
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$json_return['request'] = [
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'insertId' => $insertId,
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'originalValue' => $originalValue
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];
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$json_return['response'] = [];
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if (! $hideBlank) {
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// blank value is the default first option here
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$json_return['response'][] = ['', ' '];
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}
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// if we do not have something to compare with we return empty result
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if (empty($filterFieldValueHere)) {
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$access->output_serialized($json_return);
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return;
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}
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// start pre processing
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$filterFieldHere = $trklib->get_tracker_field($filterFieldIdHere);
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$filterFieldThere = $trklib->get_tracker_field($filterFieldIdThere);
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// set defaults - normalize $filterValueHere to $finalFilterValueHere, $filterFieldIdThere to $finalFilterFieldIdThere
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$finalFilterFieldIdThere = $filterFieldIdThere;
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$finalFilterValueHere = $filterFieldValueHere;
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// check which combination of filterFieldTypeHere and filterFieldTypeThere we have and how to deal with it.
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// case 'xyz' - xyz tested means: this combinination has been tested and works for both, trackerlistview and item templateview.
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switch ($filterFieldHere['type']) {
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case 'e': // category tested
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// only allow category with category. disallow any other category combination.
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if ($filterFieldThere['type'] != 'e') {
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$access->output_serialized($json_return);
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return;
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}
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break;
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case 'r': // r = itemlink - disallow itemlink/category, allow itemlink/itemlink, itemlink/simplefield types like text
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switch ($filterFieldThere['type']) {
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case 'r': // r = itemlink tested
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break;
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case 't': // textfield tested
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default:
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$handler = $trklib->get_field_handler($filterFieldHere);
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$optTrackerId = $handler->getOption('trackerId');
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$optFieldId = $handler->getOption('fieldId');
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$finalFilterValueHere = $trklib->get_item_value($optTrackerId, $filterFieldValueHere, $optFieldId);
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break;
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}
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break;
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default:
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// if both field types are unknown but match, we assume that it could work
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if ($filterFieldHere['type'] != $filterFieldThere['type']) {
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$access->output_serialized($json_return);
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return;
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}
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break;
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}
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// Figure out if the remote list takes multiple values
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$filterFieldThereMultipleValues = false;
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if ($filterFieldThere['type'] == 'r') {
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$filterFieldThereOptions = json_decode($filterFieldThere['options'], true);
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if ($filterFieldThereOptions['selectMultipleValues'] == 1) {
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$filterFieldThereMultipleValues = true;
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}
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}
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// start main processing - $trackerIdThere is not used at all in get_items_list()
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$remoteItemIds = $trklib->get_items_list($trackerIdThere, $finalFilterFieldIdThere, $finalFilterValueHere, $statusThere, $filterFieldThereMultipleValues);
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$listFieldThere = $trklib->get_tracker_field($listFieldIdThere);
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// special handling for itemList field. We would get always the same values on each iteration so we do it only one time.
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$itemListFirstRun = true;
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foreach ($remoteItemIds as $remoteItemId) {
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$itemInfo = $trklib->get_tracker_item($remoteItemId);
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// @TODO although it should be checked by the fieldhandler, verify that permissions on itemId level are respected. i.e restricted by a category field etc.
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// however: something like this does not work: $permObject = $tikilib->get_perm_object($remoteItemId, 'trackeritem');
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$hasPermission = true;
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if (! $hasPermission) {
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continue;
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}
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$listFieldThere = array_merge($listFieldThere, ['value' => $itemInfo[$listFieldIdThere]]);
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$handler = $trklib->get_field_handler($listFieldThere, $itemInfo);
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// do not inherit showlinks settings from remote items.
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$context = ['showlinks' => 'n', 'list_mode' => 'csv'];
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// permissions are ok, now get the values depending on the fieldtype of $listFieldIdThere
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switch ($listFieldThere['type']) {
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case 'l': // itemlist tested
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// itemlink can have multiple matches and we would the same matches on each iteration.
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// so we only process one iteration and take the fields as selections out of it.
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if (! $itemListFirstRun) {
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break;
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}
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$valueFields = $handler->getFieldData();
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if (is_array($valueFields)) {
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// return each item of that list - requires match in DynamicList.php renderInnerOutput()
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// note: we save the itemId of the item selected out of the list, not the value. Allows to keep the links consistant on changing values.
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foreach ($valueFields['items'] as $valueField => $labelField) {
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$labelField = preg_replace('/<\!--.*?-->/', '', $labelField); // remove comments added by log_tpl
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$json_return['response'][] = [$valueField, $labelField];
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}
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}
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$itemListFirstRun = false;
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break;
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case 'r': // itemlink tested
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$valueField = $handler->getFieldData();
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$labelField = $handler->renderOutput($context);
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$labelField = preg_replace('/<\!--.*?-->/', '', $labelField); // remove comments added by log_tpl
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$json_return['response'][] = [$valueField['value'], $labelField];
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break;
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case 'e': // category tested
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case 'd': // dropdown
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// array selected_categories etc.
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$valueField = $handler->getFieldData();
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// for some reason, need to apply the values back, oterwise renderOutput does not return a value - bug?
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$listFieldThere = array_merge($listFieldThere, $valueField);
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$handler = $trklib->get_field_handler($listFieldThere, $itemInfo);
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$labelField = $handler->renderOutput($context);
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// we return all categories per itemId, without html, comma-separated
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$labelField = str_replace('<br/>', ', ', $labelField);
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$json_return['response'][] = [$remoteItemId, $labelField];
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break;
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// other fieldtypes
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case 't': // textfield tested
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default:
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$labelField = $handler->renderOutput($context);
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$labelField = preg_replace('/<\!--.*?-->/', '', $labelField); // remove comments added by log_tpl
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$json_return['response'][] = [$remoteItemId, $labelField];
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break;
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} // switch
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} // foreach
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$access->output_serialized($json_return);
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return;
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