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<?php
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defined('_JEXEC') or die('Access denied');
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jimport('joomla.application.component.view');
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jimport('joomla.environment.request');
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jimport('joomla.log.log');
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class OpenAireViewBrowseDatasets extends JViewLegacy {
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const LOG = 'openaire';
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const MODEL = 'search';
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const DEFAULT_PAGE = 1;
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const DEFAULT_SIZE = 10;
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const MAX_PAGES = 5;
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function display($template = NULL) {
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$model = $this -> getModel(self :: MODEL);
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$locale = JFactory :: getLanguage() -> getTag();
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$this -> itemId = JRequest :: getUInt('Itemid', 0);
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$this -> filters = array();
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$type = JRequest :: getString('type');
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if ($type != NULL) {
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$this -> filters['type'] = new JObject();
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$this -> filters['type'] -> name = 'type';
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$this -> filters['type'] -> value = $type;
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}
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$language = JRequest :: getString('languageFilter');
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if ($language != NULL) {
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$this -> filters['languageFilter'] = new JObject();
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$this -> filters['languageFilter'] -> name = 'languageFilter';
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$this -> filters['languageFilter'] -> value = $language;
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}
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$funder = JRequest :: getString('funder');
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if ($funder != NULL) {
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$this -> filters['funder'] = new JObject();
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$this -> filters['funder'] -> name = 'funder';
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$this -> filters['funder'] -> value = $funder;
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}
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$fundingStream = JRequest :: getString('fundingStream');
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if ($fundingStream != NULL) {
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$this -> filters['fundingStream'] = new JObject();
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$this -> filters['fundingStream'] -> name = 'fundingStream';
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$this -> filters['fundingStream'] -> value = $fundingStream;
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}
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$fundingStreamLevel1 = JRequest :: getString('fundingStreamLevel1');
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if ($fundingStreamLevel1 != NULL) {
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$this -> filters['fundingStreamLevel1'] = new JObject();
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$this -> filters['fundingStreamLevel1'] -> name = 'fundingStreamLevel1';
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$this -> filters['fundingStreamLevel1'] -> value = $fundingStreamLevel1;
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}
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$fundingStreamLevel2 = JRequest :: getString('fundingStreamLevel2');
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if ($fundingStreamLevel2 != NULL) {
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$this -> filters['fundingStreamLevel2'] = new JObject();
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$this -> filters['fundingStreamLevel2'] -> name = 'fundingStreamLevel2';
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$this -> filters['fundingStreamLevel2'] -> value = $fundingStreamLevel2;
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}
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$year = intval(JRequest :: getUInt('year', NULL));
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if ($year != NULL) {
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$this -> filters['year'] = new JObject();
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$this -> filters['year'] -> name = 'year';
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$this -> filters['year'] -> value = $year;
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}
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$accessMode = JRequest :: getString('accessMode');
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if ($accessMode != NULL) {
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$this -> filters['accessMode'] = new JObject();
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$this -> filters['accessMode'] -> name = 'accessMode';
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$this -> filters['accessMode'] -> value = $accessMode;
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}
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$datasource = JRequest :: getString('datasource');
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if ($datasource != NULL) {
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$this -> filters['datasource'] = new JObject();
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$this -> filters['datasource'] -> name = 'datasource';
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$this -> filters['datasource'] -> value = $datasource;
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}
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$this -> page = JRequest :: getUInt('page', self :: DEFAULT_PAGE);
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$this -> size = JRequest :: getUInt('size', self :: DEFAULT_SIZE);
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$this -> project = JRequest :: getString('project');
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$this -> author = JRequest :: getString('author');
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JViewLegacy :: loadHelper('PiwikHelper');
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PiwikHelper :: logPageView('browseDatasets', 'type=' . urlencode($type) . '&language=' . urlencode($language) . '&funder=' . urlencode($funder) . '&fundingStream=' . urlencode($fundingStream) . '&fundingStreamLevel1=' . urlencode($fundingStreamLevel1) . '&year=' . urlencode($year) . '&accessMode=' . urlencode($accessMode) . '&datasource=' . urlencode($datasource) . '&page=' . urlencode($this -> page) . '&size=' . urlencode($this -> size) . '&locale=' . urlencode($locale) . '&project=' . urlencode($this -> project) . '&author=' . urlencode($this -> author));
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$this -> result = $model -> browseDatasets($type, $language, $funder, $fundingStream, $fundingStreamLevel1, $fundingStreamLevel2, $year, $accessMode, $datasource, $this -> page, $this -> size, $locale, $this -> project, $this -> author,TRUE);
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$this -> totalPages = ($this -> result == NULL) ? NULL : ceil($this -> result -> totalDatasets / $this -> size);
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if ($this -> totalPages == NULL)
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$this -> totalPages = 1;
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$this -> page = ($this -> page > $this -> totalPages)? $this -> totalPages:$this -> page;
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$this -> pagingStart = $this -> page;
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$this -> pagingEnd = $this -> page;
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while (($this -> pagingEnd - $this -> pagingStart < self :: MAX_PAGES - 1) && (($this -> pagingStart != 1) || ($this -> pagingEnd != $this -> totalPages))) {
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if ($this -> pagingStart > 1)
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$this -> pagingStart--;
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if ($this -> pagingEnd < $this -> totalPages)
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$this -> pagingEnd++;
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}
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if (count($errors = $this -> get('Errors')) > 0) {
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JLog :: add('Error viewing browsedatasets: ' . implode("\n", $errors), JLog :: ERROR, self :: LOG);
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return FALSE;
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}
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parent :: display($template);
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}
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}
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