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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* Class to be used as basis for links referring to Evaluation objects. |
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* |
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* @author Bert Steppé |
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* |
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* @package chamilo.gradebook |
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* @package chamilo.gradebook |
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*/ |
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abstract class EvalLink extends AbstractLink |
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{ |
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protected $evaluation; |
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/** |
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* @return bool |
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*/ |
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public function has_results() |
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{ |
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$eval = $this->get_evaluation(); |
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return $eval->has_results(); |
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} |
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/** |
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* @param int $userId |
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* @param string $type |
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* |
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* @return array |
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*/ |
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public function calc_score($userId = null, $type = null) |
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{ |
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$eval = $this->get_evaluation(); |
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return $eval->calc_score($userId, $type); |
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} |
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public function get_link() |
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{ |
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$eval = $this->get_evaluation(); |
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// course/platform admin can go to the view_results page |
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if (api_is_allowed_to_edit()) { |
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return 'gradebook_view_result.php?'.api_get_cidreq().'&selecteval='.$eval->get_id(); |
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} elseif (ScoreDisplay::instance()->is_custom()) { |
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// students can go to the statistics page (if custom display enabled) |
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return 'gradebook_statistics.php?'.api_get_cidreq().'&selecteval='.$eval->get_id(); |
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} |
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return null; |
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} |
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public function get_name() |
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{ |
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$eval = $this->get_evaluation(); |
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return $eval->get_name(); |
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} |
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public function get_description() |
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{ |
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$eval = $this->get_evaluation(); |
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return $eval->get_description(); |
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} |
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public function get_max() |
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{ |
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$eval = $this->get_evaluation(); |
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return $eval->get_max(); |
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} |
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public function is_valid_link() |
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{ |
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$eval = $this->get_evaluation(); |
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return isset($eval); |
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} |
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public function needs_name_and_description() |
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{ |
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return true; |
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} |
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public function needs_max() |
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{ |
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return true; |
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} |
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public function needs_results() |
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{ |
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return true; |
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} |
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public function add_linked_data() |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->add(); |
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$this->set_ref_id($this->evaluation->get_id()); |
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} |
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} |
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public function save_linked_data() |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->save(); |
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} |
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} |
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public function delete_linked_data() |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->delete_with_results(); |
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} |
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} |
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public function set_name($name) |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_name($name); |
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} |
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} |
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public function set_description($description) |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_description($description); |
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} |
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} |
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public function set_max($max) |
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{ |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_max($max); |
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} |
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} |
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// Functions overriding non-trivial implementations from AbstractLink |
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public function set_date($date) |
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{ |
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$this->created_at = $date; |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_date($date); |
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} |
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} |
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public function set_weight($weight) |
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{ |
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$this->weight = $weight; |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_weight($weight); |
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} |
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} |
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public function set_visible($visible) |
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{ |
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$this->visible = $visible; |
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if ($this->is_valid_link()) { |
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$this->evaluation->set_visible($visible); |
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} |
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} |
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/** |
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* Lazy load function to get the linked evaluation. |
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*/ |
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protected function get_evaluation() |
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{ |
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if (!isset($this->evaluation)) { |
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if (isset($this->ref_id)) { |
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$evalarray = Evaluation::load($this->get_ref_id()); |
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$this->evaluation = $evalarray[0]; |
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} else { |
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$eval = new Evaluation(); |
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$eval->set_category_id(-1); |
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$eval->set_date(api_get_utc_datetime()); // these values will be changed |
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$eval->set_weight(0); // when the link setter |
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$eval->set_visible(0); // is called |
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$eval->set_id(-1); // a 'real' id will be set when eval is added to db |
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$eval->set_user_id($this->get_user_id()); |
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$eval->set_course_code($this->get_course_code()); |
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$this->evaluation = $eval; |
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$this->set_ref_id($eval->get_id()); |
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} |
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} |
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return $this->evaluation; |
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} |
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} |
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chamilo /
chamilo-lms
