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50494
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argiro.kok
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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 OpenAireViewAdvancedSearchDatasets extends JViewLegacy {
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const LOG = 'openaire';
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const MODEL = 'search';
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const TITLE = 'title';
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const AUTHOR = 'author';
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const PUBLISHER = 'publisher';
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const SUBJECT = 'subject';
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const ALL = 'all';
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const ANY = 'any';
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const DEFAULT_PAGE = 1;
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const MIN_SIZE = 10;
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const MAX_SIZE = 50;
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const SIZE_STEP = 10;
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const DEFAULT_FROM_MONTH = 1;
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const DEFAULT_TO_MONTH = 12;
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const MAX_PAGES = 5;
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public function __construct($configuration = array()) {
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parent :: __construct($configuration);
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}
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function display($template = NULL) {
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$locale = JFactory :: getLanguage() -> getTag();
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$model = $this -> getModel(self :: MODEL);
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$this -> statistics = $model -> getDatasetStatistics($locale,true);
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$this -> minYear = ($this -> statistics['year'] -> data == NULL) ? date('Y') : min(array_keys($this -> statistics['year'] -> data));
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$this -> maxYear = ($this -> statistics['year'] -> data == NULL) ? date('Y') : max(array_keys($this -> statistics['year'] -> data));
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$input = JFactory :: getApplication() -> input;
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$this -> itemId = JRequest :: getUInt('Itemid', 0);
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$this -> keywords = $this -> getParameter('keyword');
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$this -> fields = $this -> getParameter('field');
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$this -> constraints = $this -> getParameter('constraint');
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$this -> types = $this -> getParameter('type');
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$this -> languages = $this -> getParameter('language');
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$this -> funders = $this -> getParameter('funder');
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$this -> fundingStreams = $this -> getParameter('fundingStream');
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$this -> scientificAreas = $this -> getParameter('scientificArea');
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$this -> fundingStreamsLevel2 = $this -> getParameter('fundingStreamLevel2');
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$this -> date = JRequest :: getInt('date', -1);
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$this -> fromMonth = JRequest :: getUInt('fromMonth', self :: DEFAULT_FROM_MONTH);
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$this -> fromYear = JRequest :: getUInt('fromYear', $this -> minYear);
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$this -> toMonth = JRequest :: getUInt('toMonth', self :: DEFAULT_TO_MONTH);
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$this -> toYear = JRequest :: getUInt('toYear', $this -> maxYear);
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$this -> accessModes = $this -> getParameter('accessMode');
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$this -> datasources = $this -> getParameter('datasource');
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$this -> filters = array();
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$type = JRequest :: getString('typeFilter');
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if ($type != NULL) {
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$this -> filters['typeFilter'] = new JObject();
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$this -> filters['typeFilter'] -> name = 'typeFilter';
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$this -> filters['typeFilter'] -> 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('funderFilter');
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if ($funder != NULL) {
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$this -> filters['funderFilter'] = new JObject();
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$this -> filters['funderFilter'] -> name = 'funderFilter';
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$this -> filters['funderFilter'] -> value = $funder;
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}
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$fundingStream = JRequest :: getString('fundingStreamFilter');
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if ($fundingStream != NULL) {
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$this -> filters['fundingStreamFilter'] = new JObject();
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$this -> filters['fundingStreamFilter'] -> name = 'fundingStreamFilter';
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$this -> filters['fundingStreamFilter'] -> value = $fundingStream;
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}
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$scientificArea = JRequest :: getString('fundingStreamLevel1Filter');
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if ($scientificArea != NULL) {
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$this -> filters['fundingStreamLevel1Filter'] = new JObject();
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$this -> filters['fundingStreamLevel1Filter'] -> name = 'fundingStreamLevel1Filter';
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$this -> filters['fundingStreamLevel1Filter'] -> value = $scientificArea;
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}
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$fundingStreamLevel2 = JRequest :: getString('fundingStreamLevel2Filter');
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if ($fundingStreamLevel2 != NULL) {
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$this -> filters['fundingStreamLevel2Filter'] = new JObject();
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$this -> filters['fundingStreamLevel2Filter'] -> name = 'fundingStreamLevel2Filter';
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$this -> filters['fundingStreamLevel2Filter'] -> value = $fundingStreamLevel2;
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}
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$year = JRequest :: getString('yearFilter');
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if ($year != NULL) {
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$this -> filters['yearFilter'] = new JObject();
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$this -> filters['yearFilter'] -> name = 'yearFilter';
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$this -> filters['yearFilter'] -> value = $year;
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}
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$accessMode = JRequest :: getString('accessModeFilter');
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if ($accessMode != NULL) {
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$this -> filters['accessModeFilter'] = new JObject();
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$this -> filters['accessModeFilter'] -> name = 'accessModeFilter';
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$this -> filters['accessModeFilter'] -> value = $accessMode;
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}
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$datasource = JRequest :: getString('datasourceFilter');
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if ($datasource != NULL) {
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$this -> filters['datasourceFilter'] = new JObject();
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$this -> filters['datasourceFilter'] -> name = 'datasourceFilter';
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$this -> filters['datasourceFilter'] -> value = $datasource;
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}
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$this -> page = JRequest :: getUInt('page', self :: DEFAULT_PAGE);
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$this -> size = JRequest :: getUInt('size', self :: MIN_SIZE);
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$this -> size = ($this -> size > self :: MAX_SIZE || $this -> size < 1) ? self :: MIN_SIZE : $this -> size;
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if ((($this -> keywords != NULL) && ($this -> fields != NULL) && ($this -> constraints != NULL)) || ($this -> types != NULL) || ($this -> languages != NULL) || ($this -> funders != NULL) || ($this -> fundingStreams != NULL) || ($this -> scientificAreas != NULL)|| ($this -> fundingStreamsLevel2 != NULL) || ($this -> date != -1) || ($this -> accessModes != NULL) || ($this -> datasources != NULL)) {
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JViewLegacy :: loadHelper('PiwikHelper');
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PiwikHelper :: logPageView('Advanced Search Datasets');
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$this -> result = $model -> advancedSearchDatasets($this -> keywords, $this -> fields, $this -> constraints, $this -> types, $this -> languages, $this -> funders, $this -> fundingStreams, $this -> scientificAreas,$this -> fundingStreamsLevel2, $this -> date, $this -> fromMonth, $this -> fromYear, $this -> toMonth, $this -> toYear, $this -> accessModes, $this -> datasources, $type, $language, $funder, $fundingStream, $scientificArea, $fundingStreamLevel2, $year, $accessMode, $datasource, $this -> page, $this -> size, $locale);
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$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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} else
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$this -> result = NULL;
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if (count($errors = $this -> get('Errors')) > 0) {
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JLog :: add('Error viewing advancedsearchdatasets: ' . 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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private function getParameter($name) {
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$values = JFactory :: getApplication() -> input -> get($name, NULL, NULL);
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if ($values == NULL)
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$values = array();
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else if (!is_array($values)) {
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$value = $values;
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$values = array();
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$values[] = $value;
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}
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return $values;
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}
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}
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