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@@ -10,389 +10,389 @@ require_once 'Course.class.php';
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*/
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class CourseRecycler
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{
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- /**
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- * A course-object with the items to delete
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- */
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- var $course;
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- /**
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- * Create a new CourseRecycler
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- * @param course $course The course-object which contains the items to
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- * delete
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- */
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- function CourseRecycler($course)
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- {
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- $this->course = $course;
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- }
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- /**
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- * Delete all items from the course.
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- * This deletes all items in the course-object from the current Dokeos-
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- * course
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- */
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- function recycle()
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- {
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- $table_tool_intro = Database::get_course_table(TABLE_TOOL_INTRO);
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- $table_linked_resources = Database :: get_course_table(TABLE_LINKED_RESOURCES);
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- $table_item_properties = Database::get_course_table(TABLE_ITEM_PROPERTY);
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-
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- $this->recycle_links();
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- $this->recycle_link_categories();
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- $this->recycle_events();
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- $this->recycle_announcements();
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- $this->recycle_documents();
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- $this->recycle_forums(); //@todo does not work yet
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- $this->recycle_forum_categories();
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- $this->recycle_quizzes();
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- $this->recycle_surveys();
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- $this->recycle_learnpaths();
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- $this->recycle_cours_description();
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- $this->recycle_wiki();
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- $this->recycle_glossary();
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-
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-
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- foreach ($this->course->resources as $type => $resources) {
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- foreach ($resources as $id => $resource) {
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- $sql = "DELETE FROM ".$table_linked_resources." WHERE (source_type = '".$type."' AND source_id = '".$id."') OR (resource_type = '".$type."' AND resource_id = '".$id."') ";
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- Database::query($sql);
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- if(is_numeric($id)) {
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- $sql = "DELETE FROM ".$table_item_properties." WHERE tool ='".$resource->get_tool()."' AND ref=".$id;
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- Database::query($sql);
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- } elseif ($type == RESOURCE_TOOL_INTRO) {
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- $sql = "DELETE FROM $table_tool_intro WHERE id='$id'";
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- Database::query($sql);
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- }
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- }
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- }
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+ /**
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+ * A course-object with the items to delete
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+ */
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+ var $course;
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+ /**
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+ * Create a new CourseRecycler
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+ * @param course $course The course-object which contains the items to
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+ * delete
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+ */
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+ function CourseRecycler($course)
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+ {
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+ $this->course = $course;
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+ }
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+ /**
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+ * Delete all items from the course.
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+ * This deletes all items in the course-object from the current Dokeos-
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+ * course
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+ */
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+ function recycle()
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+ {
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+ $table_tool_intro = Database::get_course_table(TABLE_TOOL_INTRO);
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+ $table_linked_resources = Database :: get_course_table(TABLE_LINKED_RESOURCES);
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+ $table_item_properties = Database::get_course_table(TABLE_ITEM_PROPERTY);
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- }
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- /**
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- * Delete documents
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- */
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- function recycle_documents()
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- {
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- if ($this->course->has_resources(RESOURCE_DOCUMENT))
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- {
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- $table = Database :: get_course_table(TABLE_DOCUMENT);
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- foreach ($this->course->resources[RESOURCE_DOCUMENT] as $id => $document)
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- {
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- rmdirr($this->course->backup_path.'/'.$document->path);
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- }
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- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_DOCUMENT])));
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- $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
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- Database::query($sql);
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- }
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- }
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+ $this->recycle_links();
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+ $this->recycle_link_categories();
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+ $this->recycle_events();
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+ $this->recycle_announcements();
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+ $this->recycle_documents();
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+ $this->recycle_forums(); //@todo does not work yet
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+ $this->recycle_forum_categories();
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+ $this->recycle_quizzes();
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+ $this->recycle_surveys();
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+ $this->recycle_learnpaths();
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+ $this->recycle_cours_description();
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+ $this->recycle_wiki();
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+ $this->recycle_glossary();
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- /**
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- * Delete wiki
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- */
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- function recycle_wiki() {
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- if ($this->course->has_resources(RESOURCE_WIKI)) {
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- $table_wiki = Database::get_course_table(TABLE_WIKI);
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- $table_wiki_conf = Database::get_course_table(TABLE_WIKI_CONF);
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- $table_wiki_discuss = Database::get_course_table(TABLE_WIKI_DISCUSS);
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- $table_wiki_mailcue = Database::get_course_table(TABLE_WIKI_MAILCUE);
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- $pages = array();
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- foreach ($this->course->resources[RESOURCE_WIKI] as $resource) {
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- $pages[] = $resource->page_id;
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- }
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- $wiki_ids = implode(',', (array_keys($this->course->resources[RESOURCE_WIKI])));
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- $page_ids = implode(',', $pages);
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+ foreach ($this->course->resources as $type => $resources) {
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+ foreach ($resources as $id => $resource) {
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+ $sql = "DELETE FROM ".$table_linked_resources." WHERE (source_type = '".$type."' AND source_id = '".$id."') OR (resource_type = '".$type."' AND resource_id = '".$id."') ";
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+ Database::query($sql);
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+ if(is_numeric($id)) {
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+ $sql = "DELETE FROM ".$table_item_properties." WHERE tool ='".$resource->get_tool()."' AND ref=".$id;
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+ Database::query($sql);
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+ } elseif ($type == RESOURCE_TOOL_INTRO) {
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+ $sql = "DELETE FROM $table_tool_intro WHERE id='$id'";
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+ Database::query($sql);
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+ }
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+ }
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+ }
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- $sql = "DELETE FROM ".$table_wiki." WHERE id IN(".$wiki_ids.")";
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- Database::query($sql);
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- $sql = "DELETE FROM ".$table_wiki_conf." WHERE page_id IN(".$page_ids.")";
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- Database::query($sql);
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- }
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- }
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+ }
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+ /**
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+ * Delete documents
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+ */
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+ function recycle_documents()
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+ {
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+ if ($this->course->has_resources(RESOURCE_DOCUMENT))
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+ {
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+ $table = Database :: get_course_table(TABLE_DOCUMENT);
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+ foreach ($this->course->resources[RESOURCE_DOCUMENT] as $id => $document)
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+ {
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+ rmdirr($this->course->backup_path.'/'.$document->path);
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+ }
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+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_DOCUMENT])));
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+ $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
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+ Database::query($sql);
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+ }
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+ }
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- /**
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- * Delete glossary
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- */
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- function recycle_glossary() {
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- if ($this->course->has_resources(RESOURCE_GLOSSARY)) {
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- $table_glossary = Database::get_course_table(TABLE_GLOSSARY);
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- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_GLOSSARY])));
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- $sql = "DELETE FROM ".$table_glossary." WHERE glossary_id IN(".$ids.")";
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- Database::query($sql);
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- }
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- }
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+ /**
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+ * Delete wiki
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+ */
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+ function recycle_wiki() {
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+ if ($this->course->has_resources(RESOURCE_WIKI)) {
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+ $table_wiki = Database::get_course_table(TABLE_WIKI);
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+ $table_wiki_conf = Database::get_course_table(TABLE_WIKI_CONF);
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+ $table_wiki_discuss = Database::get_course_table(TABLE_WIKI_DISCUSS);
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+ $table_wiki_mailcue = Database::get_course_table(TABLE_WIKI_MAILCUE);
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- /**
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- * Delete links
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- */
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- function recycle_links()
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- {
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- if ($this->course->has_resources(RESOURCE_LINK))
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- {
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- $table = Database :: get_course_table(TABLE_LINK);
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- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_LINK])));
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- $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
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- Database::query($sql);
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- }
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- }
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- /**
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- * Delete forums
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- */
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- function recycle_forums()
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- {
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- if ($this->course->has_resources(RESOURCE_FORUM))
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- {
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- $table_category = Database :: get_course_table(TABLE_FORUM_CATEGORY);
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- $table_forum = Database :: get_course_table(TABLE_FORUM);
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- $table_thread = Database :: get_course_table(TABLE_FORUM_THREAD);
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- $table_post = Database :: get_course_table(TABLE_FORUM_POST);
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- $table_attachment = Database::get_course_table(TABLE_FORUM_ATTACHMENT);
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- $table_notification = Database::get_course_table(TABLE_FORUM_NOTIFICATION);
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- $table_mail_queue = Database::get_course_table(TABLE_FORUM_MAIL_QUEUE);
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- $table_thread_qualify = Database::get_course_table(TABLE_FORUM_THREAD_QUALIFY);
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- $table_thread_qualify_log = Database::get_course_table(TABLE_FORUM_THREAD_QUALIFY_LOG);
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+ $pages = array();
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+ foreach ($this->course->resources[RESOURCE_WIKI] as $resource) {
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+ $pages[] = $resource->page_id;
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+ }
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+ $wiki_ids = implode(',', (array_keys($this->course->resources[RESOURCE_WIKI])));
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+ $page_ids = implode(',', $pages);
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- $forum_ids = implode(',', (array_keys($this->course->resources[RESOURCE_FORUM])));
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+ $sql = "DELETE FROM ".$table_wiki." WHERE id IN(".$wiki_ids.")";
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+ Database::query($sql);
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+ $sql = "DELETE FROM ".$table_wiki_conf." WHERE page_id IN(".$page_ids.")";
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+ Database::query($sql);
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+ }
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+ }
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- $sql = "DELETE FROM ".$table_attachment.
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- " USING ".$table_attachment." INNER JOIN ".$table_post.
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- " WHERE ".$table_attachment.".post_id = ".$table_post.".post_id".
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- " AND ".$table_post.".forum_id IN(".$forum_ids.");";
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- Database::query($sql);
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+ /**
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+ * Delete glossary
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+ */
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+ function recycle_glossary() {
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+ if ($this->course->has_resources(RESOURCE_GLOSSARY)) {
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+ $table_glossary = Database::get_course_table(TABLE_GLOSSARY);
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+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_GLOSSARY])));
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+ $sql = "DELETE FROM ".$table_glossary." WHERE glossary_id IN(".$ids.")";
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+ Database::query($sql);
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+ }
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+ }
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- $sql = "DELETE FROM ".$table_mail_queue.
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- " USING ".$table_mail_queue." INNER JOIN ".$table_post.
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- " WHERE ".$table_mail_queue.".post_id = ".$table_post.".post_id".
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- " AND ".$table_post.".forum_id IN(".$forum_ids.");";
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- Database::query($sql);
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+ /**
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+ * Delete links
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+ */
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+ function recycle_links()
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+ {
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+ if ($this->course->has_resources(RESOURCE_LINK))
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+ {
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+ $table = Database :: get_course_table(TABLE_LINK);
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+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_LINK])));
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+ $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
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+ Database::query($sql);
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+ }
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+ }
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+ /**
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+ * Delete forums
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+ */
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+ function recycle_forums()
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+ {
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+ if ($this->course->has_resources(RESOURCE_FORUM))
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+ {
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+ $table_category = Database :: get_course_table(TABLE_FORUM_CATEGORY);
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+ $table_forum = Database :: get_course_table(TABLE_FORUM);
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+ $table_thread = Database :: get_course_table(TABLE_FORUM_THREAD);
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+ $table_post = Database :: get_course_table(TABLE_FORUM_POST);
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+ $table_attachment = Database::get_course_table(TABLE_FORUM_ATTACHMENT);
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+ $table_notification = Database::get_course_table(TABLE_FORUM_NOTIFICATION);
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+ $table_mail_queue = Database::get_course_table(TABLE_FORUM_MAIL_QUEUE);
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+ $table_thread_qualify = Database::get_course_table(TABLE_FORUM_THREAD_QUALIFY);
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+ $table_thread_qualify_log = Database::get_course_table(TABLE_FORUM_THREAD_QUALIFY_LOG);
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- // Just in case, deleting in the same table using thread_id as record-linker.
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- $sql = "DELETE FROM ".$table_mail_queue.
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- " USING ".$table_mail_queue." INNER JOIN ".$table_thread.
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- " WHERE ".$table_mail_queue.".thread_id = ".$table_thread.".thread_id".
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- " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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- Database::query($sql);
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+ $forum_ids = implode(',', (array_keys($this->course->resources[RESOURCE_FORUM])));
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- $sql = "DELETE FROM ".$table_thread_qualify.
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- " USING ".$table_thread_qualify." INNER JOIN ".$table_thread.
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- " WHERE ".$table_thread_qualify.".thread_id = ".$table_thread.".thread_id".
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- " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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- Database::query($sql);
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+ $sql = "DELETE FROM ".$table_attachment.
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+ " USING ".$table_attachment." INNER JOIN ".$table_post.
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+ " WHERE ".$table_attachment.".post_id = ".$table_post.".post_id".
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+ " AND ".$table_post.".forum_id IN(".$forum_ids.");";
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+ Database::query($sql);
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- $sql = "DELETE FROM ".$table_thread_qualify_log.
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- " USING ".$table_thread_qualify_log." INNER JOIN ".$table_thread.
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- " WHERE ".$table_thread_qualify_log.".thread_id = ".$table_thread.".thread_id".
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- " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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- Database::query($sql);
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+ $sql = "DELETE FROM ".$table_mail_queue.
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+ " USING ".$table_mail_queue." INNER JOIN ".$table_post.
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+ " WHERE ".$table_mail_queue.".post_id = ".$table_post.".post_id".
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+ " AND ".$table_post.".forum_id IN(".$forum_ids.");";
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+ Database::query($sql);
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- $sql = "DELETE FROM ".$table_notification." WHERE forum_id IN(".$forum_ids.")";
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- Database::query($sql);
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+ // Just in case, deleting in the same table using thread_id as record-linker.
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+ $sql = "DELETE FROM ".$table_mail_queue.
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+ " USING ".$table_mail_queue." INNER JOIN ".$table_thread.
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+ " WHERE ".$table_mail_queue.".thread_id = ".$table_thread.".thread_id".
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+ " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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+ Database::query($sql);
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- $sql = "DELETE FROM ".$table_post." WHERE forum_id IN(".$forum_ids.")";
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- Database::query($sql);
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+ $sql = "DELETE FROM ".$table_thread_qualify.
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+ " USING ".$table_thread_qualify." INNER JOIN ".$table_thread.
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+ " WHERE ".$table_thread_qualify.".thread_id = ".$table_thread.".thread_id".
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+ " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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+ Database::query($sql);
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- $sql = "DELETE FROM ".$table_thread." WHERE forum_id IN(".$forum_ids.")";
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- Database::query($sql);
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+ $sql = "DELETE FROM ".$table_thread_qualify_log.
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+ " USING ".$table_thread_qualify_log." INNER JOIN ".$table_thread.
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+ " WHERE ".$table_thread_qualify_log.".thread_id = ".$table_thread.".thread_id".
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+ " AND ".$table_thread.".forum_id IN(".$forum_ids.");";
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+ Database::query($sql);
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- $sql = "DELETE FROM ".$table_forum." WHERE forum_id IN(".$forum_ids.")";
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- Database::query($sql);
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- }
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- }
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- /**
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- * Delete forum-categories
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- * Deletes all forum-categories from current course without forums
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- */
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- function recycle_forum_categories()
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- {
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- $table_forum = Database :: get_course_table(TABLE_FORUM);
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- $table_forumcat = Database :: get_course_table(TABLE_FORUM_CATEGORY);
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- $sql = "SELECT fc.cat_id FROM ".$table_forumcat." fc LEFT JOIN ".$table_forum." f ON fc.cat_id=f.forum_category WHERE f.forum_id IS NULL";
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- $res = Database::query($sql);
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- while ($obj = Database::fetch_object($res))
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- {
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- $sql = "DELETE FROM ".$table_forumcat." WHERE cat_id = ".$obj->cat_id;
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- Database::query($sql);
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- }
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- }
|
|
|
- /**
|
|
|
- * Delete link-categories
|
|
|
- * Deletes all empty link-categories (=without links) from current course
|
|
|
- */
|
|
|
- function recycle_link_categories()
|
|
|
- {
|
|
|
- $link_cat_table = Database :: get_course_table(TABLE_LINK_CATEGORY);
|
|
|
- $link_table = Database :: get_course_table(TABLE_LINK);
|
|
|
- $sql = "SELECT lc.id FROM ".$link_cat_table." lc LEFT JOIN ".$link_table." l ON lc.id=l.category_id WHERE l.id IS NULL";
|
|
|
- $res = Database::query($sql);
|
|
|
- while ($obj = Database::fetch_object($res))
|
|
|
- {
|
|
|
- $sql = "DELETE FROM ".$link_cat_table." WHERE id = ".$obj->id;
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
- /**
|
|
|
- * Delete events
|
|
|
- */
|
|
|
- function recycle_events() {
|
|
|
- if ($this->course->has_resources(RESOURCE_EVENT)) {
|
|
|
- $table = Database :: get_course_table(TABLE_AGENDA);
|
|
|
- $table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
|
|
|
-
|
|
|
- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_EVENT])));
|
|
|
- $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
-
|
|
|
- $sql = "DELETE FROM ".$table_attachment." WHERE agenda_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
- /**
|
|
|
- * Delete announcements
|
|
|
- */
|
|
|
- function recycle_announcements() {
|
|
|
- if ($this->course->has_resources(RESOURCE_ANNOUNCEMENT)) {
|
|
|
- $table = Database :: get_course_table(TABLE_ANNOUNCEMENT);
|
|
|
- $table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
|
-
|
|
|
- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_ANNOUNCEMENT])));
|
|
|
- $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
-
|
|
|
- $sql = "DELETE FROM ".$table_attachment." WHERE announcement_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
- /**
|
|
|
- * Recycle quizzes - doesn't remove the questions and their answers, as they might still be used later
|
|
|
- */
|
|
|
- function recycle_quizzes()
|
|
|
- {
|
|
|
- if ($this->course->has_resources(RESOURCE_QUIZ))
|
|
|
- {
|
|
|
- $table_qui_que = Database :: get_course_table(TABLE_QUIZ_QUESTION);
|
|
|
- $table_qui_ans = Database :: get_course_table(TABLE_QUIZ_ANSWER);
|
|
|
- $table_qui = Database :: get_course_table(TABLE_QUIZ_TEST);
|
|
|
- $table_rel = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
+ $sql = "DELETE FROM ".$table_notification." WHERE forum_id IN(".$forum_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
|
|
|
- $ids = array_keys($this->course->resources[RESOURCE_QUIZ]);
|
|
|
- $delete_orphan_questions = in_array(-1, $ids);
|
|
|
- $ids = implode(',', $ids);
|
|
|
+ $sql = "DELETE FROM ".$table_post." WHERE forum_id IN(".$forum_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
|
|
|
- // Deletion of the normal tests, questions in them are not deleted, they become orphan at this moment.
|
|
|
- $sql = "DELETE FROM ".$table_qui." WHERE id <> -1 AND id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_rel." WHERE exercice_id <> -1 AND exercice_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_thread." WHERE forum_id IN(".$forum_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
|
|
|
- // Identifying again and deletion of the orphan questions, if it was desired.
|
|
|
- if ($delete_orphan_questions)
|
|
|
- {
|
|
|
- $sql = 'SELECT questions.id FROM '.$table_qui_que.
|
|
|
- ' as questions LEFT JOIN '.$table_rel.' as quizz_questions ON questions.id=quizz_questions.question_id LEFT JOIN '.$table_qui.
|
|
|
- ' as exercices ON exercice_id=exercices.id WHERE quizz_questions.exercice_id IS NULL OR exercices.active = -1'; // active = -1 means "deleted" test.
|
|
|
- $db_result = Database::query($sql);
|
|
|
- if (Database::num_rows($db_result) > 0)
|
|
|
- {
|
|
|
- $orphan_ids = array();
|
|
|
- while ($obj = Database::fetch_object($db_result))
|
|
|
- {
|
|
|
- $orphan_ids[] = $obj->id;
|
|
|
- }
|
|
|
- $orphan_ids = implode(',', $orphan_ids);
|
|
|
- $sql = "DELETE FROM ".$table_rel." WHERE question_id IN(".$orphan_ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_qui_ans." WHERE question_id IN(".$orphan_ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_qui_que." WHERE id IN(".$orphan_ids.")";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
+ $sql = "DELETE FROM ".$table_forum." WHERE forum_id IN(".$forum_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Delete forum-categories
|
|
|
+ * Deletes all forum-categories from current course without forums
|
|
|
+ */
|
|
|
+ function recycle_forum_categories()
|
|
|
+ {
|
|
|
+ $table_forum = Database :: get_course_table(TABLE_FORUM);
|
|
|
+ $table_forumcat = Database :: get_course_table(TABLE_FORUM_CATEGORY);
|
|
|
+ $sql = "SELECT fc.cat_id FROM ".$table_forumcat." fc LEFT JOIN ".$table_forum." f ON fc.cat_id=f.forum_category WHERE f.forum_id IS NULL";
|
|
|
+ $res = Database::query($sql);
|
|
|
+ while ($obj = Database::fetch_object($res))
|
|
|
+ {
|
|
|
+ $sql = "DELETE FROM ".$table_forumcat." WHERE cat_id = ".$obj->cat_id;
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Delete link-categories
|
|
|
+ * Deletes all empty link-categories (=without links) from current course
|
|
|
+ */
|
|
|
+ function recycle_link_categories()
|
|
|
+ {
|
|
|
+ $link_cat_table = Database :: get_course_table(TABLE_LINK_CATEGORY);
|
|
|
+ $link_table = Database :: get_course_table(TABLE_LINK);
|
|
|
+ $sql = "SELECT lc.id FROM ".$link_cat_table." lc LEFT JOIN ".$link_table." l ON lc.id=l.category_id WHERE l.id IS NULL";
|
|
|
+ $res = Database::query($sql);
|
|
|
+ while ($obj = Database::fetch_object($res))
|
|
|
+ {
|
|
|
+ $sql = "DELETE FROM ".$link_cat_table." WHERE id = ".$obj->id;
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Delete events
|
|
|
+ */
|
|
|
+ function recycle_events() {
|
|
|
+ if ($this->course->has_resources(RESOURCE_EVENT)) {
|
|
|
+ $table = Database :: get_course_table(TABLE_AGENDA);
|
|
|
+ $table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
|
|
|
|
|
|
- // Purge "deleted" tests (active = -1).
|
|
|
- $sql = "DELETE FROM ".$table_qui." WHERE active = -1";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- /**
|
|
|
- * Recycle surveys - removes everything
|
|
|
- */
|
|
|
- function recycle_surveys()
|
|
|
- {
|
|
|
- if ($this->course->has_resources(RESOURCE_SURVEY))
|
|
|
- {
|
|
|
- $table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
- $table_survey_q = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
|
- $table_survey_q_o = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
|
- $table_survey_a = Database :: get_course_Table(TABLE_SURVEY_ANSWER);
|
|
|
- $table_survey_i = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_SURVEY])));
|
|
|
- $sql = "DELETE FROM ".$table_survey_i." ";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_survey_a." WHERE survey_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_survey_q_o." WHERE survey_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_survey_q." WHERE survey_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- $sql = "DELETE FROM ".$table_survey." WHERE survey_id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
- /**
|
|
|
- * Recycle learnpaths
|
|
|
- */
|
|
|
- function recycle_learnpaths()
|
|
|
- {
|
|
|
- if ($this->course->has_resources(RESOURCE_LEARNPATH))
|
|
|
- {
|
|
|
- $table_main = Database :: get_course_table(TABLE_LP_MAIN);
|
|
|
- $table_item = Database :: get_course_table(TABLE_LP_ITEM);
|
|
|
- $table_view = Database :: get_course_table(TABLE_LP_VIEW);
|
|
|
- $table_iv = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
|
|
|
- $table_iv_int = Database :: get_course_table(TABLE_LP_IV_INTERACTION);
|
|
|
- $table_tool = Database::get_course_table(TABLE_TOOL_LIST);
|
|
|
- foreach($this->course->resources[RESOURCE_LEARNPATH] as $id => $learnpath)
|
|
|
- {
|
|
|
- //remove links from course homepage
|
|
|
- $sql = "DELETE FROM $table_tool WHERE link LIKE '%lp_controller.php%lp_id=$id%' AND image='scormbuilder.gif'";
|
|
|
- Database::query($sql);
|
|
|
- //remove elements from lp_* tables (from bottom-up) by removing interactions, then item_view, then views and items, then paths
|
|
|
- $sql_items = "SELECT id FROM $table_item WHERE lp_id=$id";
|
|
|
- $res_items = Database::query($sql_items);
|
|
|
- while ($row_item = Database::fetch_array($res_items))
|
|
|
- {
|
|
|
- //get item views
|
|
|
- $sql_iv = "SELECT id FROM $table_iv WHERE lp_item_id=".$row_item['id'];
|
|
|
- $res_iv = Database::query($sql_iv);
|
|
|
- while ($row_iv = Database::fetch_array($res_iv))
|
|
|
- {
|
|
|
- //delete interactions
|
|
|
- $sql_iv_int_del = "DELETE FROM $table_iv_int WHERE lp_iv_id = ".$row_iv['id'];
|
|
|
- $res_iv_int_del = Database::query($sql_iv_int_del);
|
|
|
- }
|
|
|
- //delete item views
|
|
|
- $sql_iv_del = "DELETE FROM $table_iv WHERE lp_item_id=".$row_item['id'];
|
|
|
- $res_iv_del = Database::query($sql_iv_del);
|
|
|
- }
|
|
|
- //delete items
|
|
|
- $sql_items_del = "DELETE FROM $table_item WHERE lp_id=$id";
|
|
|
- $res_items_del = Database::query($sql_items_del);
|
|
|
- //delete views
|
|
|
- $sql_views_del = "DELETE FROM $table_view WHERE lp_id=$id";
|
|
|
- $res_views_del = Database::query($sql_views_del);
|
|
|
- //delete lps
|
|
|
- $sql_del = "DELETE FROM $table_main WHERE id = $id";
|
|
|
- $res_del = Database::query($sql_del);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- /**
|
|
|
- * Delete course description
|
|
|
- */
|
|
|
- function recycle_cours_description()
|
|
|
- {
|
|
|
- if ($this->course->has_resources(RESOURCE_COURSEDESCRIPTION))
|
|
|
- {
|
|
|
- $table = Database :: get_course_table(TABLE_COURSE_DESCRIPTION);
|
|
|
- $ids = implode(',', (array_keys($this->course->resources[RESOURCE_COURSEDESCRIPTION])));
|
|
|
- $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
- Database::query($sql);
|
|
|
- }
|
|
|
- }
|
|
|
+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_EVENT])));
|
|
|
+ $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+
|
|
|
+ $sql = "DELETE FROM ".$table_attachment." WHERE agenda_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Delete announcements
|
|
|
+ */
|
|
|
+ function recycle_announcements() {
|
|
|
+ if ($this->course->has_resources(RESOURCE_ANNOUNCEMENT)) {
|
|
|
+ $table = Database :: get_course_table(TABLE_ANNOUNCEMENT);
|
|
|
+ $table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
|
+
|
|
|
+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_ANNOUNCEMENT])));
|
|
|
+ $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+
|
|
|
+ $sql = "DELETE FROM ".$table_attachment." WHERE announcement_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Recycle quizzes - doesn't remove the questions and their answers, as they might still be used later
|
|
|
+ */
|
|
|
+ function recycle_quizzes()
|
|
|
+ {
|
|
|
+ if ($this->course->has_resources(RESOURCE_QUIZ))
|
|
|
+ {
|
|
|
+ $table_qui_que = Database :: get_course_table(TABLE_QUIZ_QUESTION);
|
|
|
+ $table_qui_ans = Database :: get_course_table(TABLE_QUIZ_ANSWER);
|
|
|
+ $table_qui = Database :: get_course_table(TABLE_QUIZ_TEST);
|
|
|
+ $table_rel = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
+
|
|
|
+ $ids = array_keys($this->course->resources[RESOURCE_QUIZ]);
|
|
|
+ $delete_orphan_questions = in_array(-1, $ids);
|
|
|
+ $ids = implode(',', $ids);
|
|
|
+
|
|
|
+ // Deletion of the normal tests, questions in them are not deleted, they become orphan at this moment.
|
|
|
+ $sql = "DELETE FROM ".$table_qui." WHERE id <> -1 AND id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_rel." WHERE exercice_id <> -1 AND exercice_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+
|
|
|
+ // Identifying again and deletion of the orphan questions, if it was desired.
|
|
|
+ if ($delete_orphan_questions)
|
|
|
+ {
|
|
|
+ $sql = 'SELECT questions.id FROM '.$table_qui_que.
|
|
|
+ ' as questions LEFT JOIN '.$table_rel.' as quizz_questions ON questions.id=quizz_questions.question_id LEFT JOIN '.$table_qui.
|
|
|
+ ' as exercices ON exercice_id=exercices.id WHERE quizz_questions.exercice_id IS NULL OR exercices.active = -1'; // active = -1 means "deleted" test.
|
|
|
+ $db_result = Database::query($sql);
|
|
|
+ if (Database::num_rows($db_result) > 0)
|
|
|
+ {
|
|
|
+ $orphan_ids = array();
|
|
|
+ while ($obj = Database::fetch_object($db_result))
|
|
|
+ {
|
|
|
+ $orphan_ids[] = $obj->id;
|
|
|
+ }
|
|
|
+ $orphan_ids = implode(',', $orphan_ids);
|
|
|
+ $sql = "DELETE FROM ".$table_rel." WHERE question_id IN(".$orphan_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_qui_ans." WHERE question_id IN(".$orphan_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_qui_que." WHERE id IN(".$orphan_ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // Purge "deleted" tests (active = -1).
|
|
|
+ $sql = "DELETE FROM ".$table_qui." WHERE active = -1";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Recycle surveys - removes everything
|
|
|
+ */
|
|
|
+ function recycle_surveys()
|
|
|
+ {
|
|
|
+ if ($this->course->has_resources(RESOURCE_SURVEY))
|
|
|
+ {
|
|
|
+ $table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
+ $table_survey_q = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
|
+ $table_survey_q_o = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
|
+ $table_survey_a = Database :: get_course_Table(TABLE_SURVEY_ANSWER);
|
|
|
+ $table_survey_i = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_SURVEY])));
|
|
|
+ $sql = "DELETE FROM ".$table_survey_i." ";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_survey_a." WHERE survey_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_survey_q_o." WHERE survey_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_survey_q." WHERE survey_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ $sql = "DELETE FROM ".$table_survey." WHERE survey_id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Recycle learnpaths
|
|
|
+ */
|
|
|
+ function recycle_learnpaths()
|
|
|
+ {
|
|
|
+ if ($this->course->has_resources(RESOURCE_LEARNPATH))
|
|
|
+ {
|
|
|
+ $table_main = Database :: get_course_table(TABLE_LP_MAIN);
|
|
|
+ $table_item = Database :: get_course_table(TABLE_LP_ITEM);
|
|
|
+ $table_view = Database :: get_course_table(TABLE_LP_VIEW);
|
|
|
+ $table_iv = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
|
|
|
+ $table_iv_int = Database :: get_course_table(TABLE_LP_IV_INTERACTION);
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+ $table_tool = Database::get_course_table(TABLE_TOOL_LIST);
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|
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+ foreach($this->course->resources[RESOURCE_LEARNPATH] as $id => $learnpath)
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+ {
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+ //remove links from course homepage
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|
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+ $sql = "DELETE FROM $table_tool WHERE link LIKE '%lp_controller.php%lp_id=$id%' AND image='scormbuilder.gif'";
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+ Database::query($sql);
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|
|
+ //remove elements from lp_* tables (from bottom-up) by removing interactions, then item_view, then views and items, then paths
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+ $sql_items = "SELECT id FROM $table_item WHERE lp_id=$id";
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+ $res_items = Database::query($sql_items);
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|
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+ while ($row_item = Database::fetch_array($res_items))
|
|
|
+ {
|
|
|
+ //get item views
|
|
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+ $sql_iv = "SELECT id FROM $table_iv WHERE lp_item_id=".$row_item['id'];
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|
|
+ $res_iv = Database::query($sql_iv);
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|
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+ while ($row_iv = Database::fetch_array($res_iv))
|
|
|
+ {
|
|
|
+ //delete interactions
|
|
|
+ $sql_iv_int_del = "DELETE FROM $table_iv_int WHERE lp_iv_id = ".$row_iv['id'];
|
|
|
+ $res_iv_int_del = Database::query($sql_iv_int_del);
|
|
|
+ }
|
|
|
+ //delete item views
|
|
|
+ $sql_iv_del = "DELETE FROM $table_iv WHERE lp_item_id=".$row_item['id'];
|
|
|
+ $res_iv_del = Database::query($sql_iv_del);
|
|
|
+ }
|
|
|
+ //delete items
|
|
|
+ $sql_items_del = "DELETE FROM $table_item WHERE lp_id=$id";
|
|
|
+ $res_items_del = Database::query($sql_items_del);
|
|
|
+ //delete views
|
|
|
+ $sql_views_del = "DELETE FROM $table_view WHERE lp_id=$id";
|
|
|
+ $res_views_del = Database::query($sql_views_del);
|
|
|
+ //delete lps
|
|
|
+ $sql_del = "DELETE FROM $table_main WHERE id = $id";
|
|
|
+ $res_del = Database::query($sql_del);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Delete course description
|
|
|
+ */
|
|
|
+ function recycle_cours_description()
|
|
|
+ {
|
|
|
+ if ($this->course->has_resources(RESOURCE_COURSEDESCRIPTION))
|
|
|
+ {
|
|
|
+ $table = Database :: get_course_table(TABLE_COURSE_DESCRIPTION);
|
|
|
+ $ids = implode(',', (array_keys($this->course->resources[RESOURCE_COURSEDESCRIPTION])));
|
|
|
+ $sql = "DELETE FROM ".$table." WHERE id IN(".$ids.")";
|
|
|
+ Database::query($sql);
|
|
|
+ }
|
|
|
+ }
|
|
|
}
|