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<?php |
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/* For licensing terms, see /license.txt */ |
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namespace Coursecopy; |
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define('RESOURCE_DOCUMENT', 'document'); |
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define('RESOURCE_GLOSSARY', 'glossary'); |
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define('RESOURCE_EVENT', 'calendar_event'); |
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define('RESOURCE_LINK', 'link'); |
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define('RESOURCE_COURSEDESCRIPTION', 'course_description'); |
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define('RESOURCE_LEARNPATH', 'learnpath'); |
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define('RESOURCE_ANNOUNCEMENT', 'announcement'); |
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define('RESOURCE_FORUM', 'forum'); |
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define('RESOURCE_FORUMTOPIC', 'thread'); |
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define('RESOURCE_FORUMPOST', 'post'); |
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define('RESOURCE_QUIZ', 'quiz'); |
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define('RESOURCE_TEST_CATEGORY', 'test_category'); |
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define('RESOURCE_QUIZQUESTION', 'Exercise_Question'); |
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define('RESOURCE_TOOL_INTRO', 'Tool introduction'); |
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define('RESOURCE_LINKCATEGORY', 'Link_Category'); |
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define('RESOURCE_FORUMCATEGORY', 'Forum_Category'); |
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define('RESOURCE_SCORM', 'Scorm'); |
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define('RESOURCE_SURVEY', 'survey'); |
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define('RESOURCE_SURVEYQUESTION', 'survey_question'); |
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define('RESOURCE_SURVEYINVITATION', 'survey_invitation'); |
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define('RESOURCE_WIKI', 'wiki'); |
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define('RESOURCE_THEMATIC', 'thematic'); |
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define('RESOURCE_ATTENDANCE', 'attendance'); |
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define('RESOURCE_WORK', 'work'); |
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define('RESOURCE_SESSION_COURSE', 'session_course'); |
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define('RESOURCE_GRADEBOOK', 'gradebook'); |
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/** |
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* Class Resource |
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* Representation of a resource in a Chamilo-course. |
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* This is a base class of which real resource-classes (for Links, |
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* Documents,...) should be derived. |
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* @author Bart Mollet <[email protected]>s |
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* @package chamilo.backup |
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* @todo Use the globally defined constants voor tools and remove the RESOURCE_* |
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* constants |
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*/ |
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class Resource |
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{ |
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/** |
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* The id from this resource in the source course |
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*/ |
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public $source_id; |
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/** |
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* The id from this resource in the destination course |
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*/ |
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public $destination_id; |
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/** |
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* The type of this resource |
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*/ |
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public $type; |
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/** |
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* Linked resources |
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*/ |
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public $linked_resources; |
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/** |
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* The properties of this resource |
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*/ |
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public $item_properties; |
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public $obj = null; |
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/** |
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* Create a new Resource |
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* @param int $id The id of this resource in the source course. |
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* @param integer $type The type of this resource. |
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*/ |
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public function __construct($id, $type) |
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{ |
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$this->source_id = $id; |
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$this->type = $type; |
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$this->destination_id = -1; |
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$this->linked_resources = array(); |
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$this->item_properties = array(); |
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} |
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/** |
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* Add linked resource |
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*/ |
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public function add_linked_resource($type, $id) |
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{ |
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$this->linked_resources[$type][] = $id; |
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} |
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/** |
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* Get linked resources |
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*/ |
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public function get_linked_resources() |
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{ |
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return $this->linked_resources; |
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} |
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/** |
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* Checks if this resource links to a given resource |
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*/ |
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public function links_to(& $resource) |
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{ |
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self::setClassType($resource); |
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$type = $resource->get_type(); |
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if (isset($this->linked_resources[$type]) && |
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is_array($this->linked_resources[$type]) |
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) { |
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return in_array( |
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$resource->get_id(), |
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$this->linked_resources[$type] |
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); |
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} |
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return false; |
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} |
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/** |
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* Returns the id of this resource. |
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* @return int The id of this resource in the source course. |
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*/ |
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public function get_id() |
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{ |
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return $this->source_id; |
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} |
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/** |
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* Resturns the type of this resource |
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* @return integer The type. |
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*/ |
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public function get_type() |
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{ |
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return $this->type; |
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} |
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/** |
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* Get the constant which defines the tool of this resource. This is |
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* used in the item_properties table. |
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* @param bool $for_item_property_table (optional) Added by Ivan, |
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* 29-AUG-2009: A parameter for resolving differencies between defined TOOL_* |
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* constants and hardcoded strings that are stored in the database. |
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* Example: The constant TOOL_THREAD is defined in the main_api.lib.php |
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* with the value 'thread', but the "Forums" tool records in the field 'tool' |
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* in the item property table the hardcoded value 'forum_thread'. |
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* @todo once the RESOURCE_* constants are replaced by the globally |
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* defined TOOL_* constants, this function will be replaced by get_type() |
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*/ |
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public function get_tool($for_item_property_table = true) |
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{ |
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switch ($this->get_type()) { |
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case RESOURCE_DOCUMENT: |
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return TOOL_DOCUMENT; |
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case RESOURCE_LINK: |
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return TOOL_LINK; |
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case RESOURCE_EVENT: |
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return TOOL_CALENDAR_EVENT; |
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case RESOURCE_COURSEDESCRIPTION: |
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return TOOL_COURSE_DESCRIPTION; |
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case RESOURCE_LEARNPATH: |
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return TOOL_LEARNPATH; |
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case RESOURCE_ANNOUNCEMENT: |
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return TOOL_ANNOUNCEMENT; |
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case RESOURCE_FORUMCATEGORY: |
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return 'forum_category'; // Ivan, 29-AUG-2009: A constant like TOOL_FORUM_CATEGORY is missing in main_api.lib.php. Such a constant has been defined in the forum tool for local needs. |
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case RESOURCE_FORUM: |
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return TOOL_FORUM; |
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case RESOURCE_FORUMTOPIC: |
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if ($for_item_property_table) { |
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return 'forum_thread'; // Ivan, 29-AUG-2009: A hardcoded value that the "Forums" tool stores in the item property table. |
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} |
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return TOOL_THREAD; |
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case RESOURCE_FORUMPOST: |
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return TOOL_POST; |
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case RESOURCE_QUIZ: |
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return TOOL_QUIZ; |
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case RESOURCE_TEST_CATEGORY: |
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return TOOL_TEST_CATEGORY; |
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//case RESOURCE_QUIZQUESTION: //no corresponding global constant |
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// return TOOL_QUIZ_QUESTION; |
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//case RESOURCE_TOOL_INTRO: |
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// return TOOL_INTRO; |
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//case RESOURCE_LINKCATEGORY: |
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// return TOOL_LINK_CATEGORY; |
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//case RESOURCE_SCORM: |
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// return TOOL_SCORM_DOCUMENT; |
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case RESOURCE_SURVEY: |
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return TOOL_SURVEY; |
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//case RESOURCE_SURVEYQUESTION: |
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// return TOOL_SURVEY_QUESTION; |
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//case RESOURCE_SURVEYINVITATION: |
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// return TOOL_SURVEY_INVITATION; |
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case RESOURCE_GLOSSARY: |
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return TOOL_GLOSSARY; |
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case RESOURCE_WIKI: |
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return TOOL_WIKI; |
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case RESOURCE_THEMATIC: |
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return TOOL_COURSE_PROGRESS; |
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case RESOURCE_ATTENDANCE: |
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return TOOL_ATTENDANCE; |
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case RESOURCE_WORK: |
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return TOOL_STUDENTPUBLICATION; |
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default: |
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return null; |
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} |
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} |
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/** |
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* Set the destination id |
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* @param int $id The id of this resource in the destination course. |
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*/ |
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public function set_new_id($id) |
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{ |
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$this->destination_id = $id; |
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} |
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/** |
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* Check if this resource is allready restored in the destination course. |
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* @return bool true if allready restored (i.e. destination_id is set). |
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*/ |
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public function is_restored() |
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{ |
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return $this->destination_id > -1; |
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} |
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/** |
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* Show this resource |
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*/ |
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public function show() |
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{ |
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//echo 'RESOURCE: '.$this->get_id().' '.$type[$this->get_type()].' '; |
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} |
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/** |
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* Fix objects coming from 1.9.x to 1.10.x |
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* Example class Event to CalendarEvent |
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* |
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* @param Resource $resource |
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*/ |
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public static function setClassType(&$resource) |
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{ |
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$class = get_class($resource); |
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switch ($class) { |
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case 'Event': |
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/** @var $resource \CalendarEvent */ |
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$newResource = new \CalendarEvent( |
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$resource->source_id, |
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$resource->title, |
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$resource->content, |
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$resource->start_date, |
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$resource->end_date, |
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$resource->attachment_path, |
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$resource->attachment_filename, |
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$resource->attachment_size, |
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$resource->attachment_comment, |
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$resource->all_day |
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); |
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$resource = $newResource; |
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break; |
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case 'CourseDescription': |
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if (!method_exists($resource, 'show')) { |
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$resource = (array) $resource; |
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$newResource = new CourseDescription( |
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isset($resource['id']) ? $resource['id'] : '', |
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$resource['title'], |
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$resource['content'], |
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$resource['description_type'] |
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); |
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$newResource->source_id = $resource['source_id']; |
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$newResource->destination_id = $resource['source_id']; |
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$newResource->linked_resources = $resource['source_id']; |
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$newResource->item_properties = $resource['source_id']; |
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$newResource->obj = $resource['obj']; |
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$resource = $newResource; |
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} |
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break; |
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} |
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} |
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} |
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Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects.