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63 lines
1.9 KiB
63 lines
1.9 KiB
<?php
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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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class Tiki_Formula_Function_RatingAverage extends Math_Formula_Function
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{
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protected $mode = 'avg';
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public function evaluate($element)
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{
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$allowed = [ 'object', 'range', 'ignore', 'keep', 'revote' ];
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if ($extra = $element->getExtraValues($allowed)) {
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$this->error(tr('Unexpected values: %0', implode(', ', $extra)));
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}
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$object = $element->object;
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if (! $object || count($object) != 2) {
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$this->error(tra('Object must be provided and contain two arguments: type and object'));
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}
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$type = $this->evaluateChild($object[0]);
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$object = $this->evaluateChild($object[1]);
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$params = [];
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if ($range = $element->range) {
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if (count($range) == 1) {
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$params['range'] = $this->evaluateChild($range[0]);
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} else {
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$this->error(tra('Invalid range.'));
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}
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}
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if ($revote = $element->revote) {
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if (count($revote) == 1) {
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$params['revote'] = $this->evaluateChild($revote[0]);
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} else {
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$this->error(tra('Invalid revote period.'));
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}
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}
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if ($element->ignore) {
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$params['ignore'] = 'anonymous';
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}
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if ($keep = $element->keep) {
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if ($keep[0] == 'oldest' || $keep[0] == 'latest') {
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$params['keep'] = $keep[0];
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} else {
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$this->error(tra('Expecting "keep" to be "latest" or "oldest"'));
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}
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}
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$ratinglib = TikiLib::lib('rating');
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return $ratinglib->collect($type, $object, $this->mode, $params);
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}
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}
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