From 81a9a66fee1cb49b0df6b8822d7b788acceb5e7f Mon Sep 17 00:00:00 2001
From: Banana <mail@bananas-playground.net>
Date: Tue, 5 Jan 2021 11:10:29 +0100
Subject: [PATCH] deletion of a collection.

---
 TODO                                      | 10 +++---
 documentation/setup/install.txt           |  1 +
 webclient/lib/managecollections.class.php | 38 ++++++++++++++++++-----
 3 files changed, 36 insertions(+), 13 deletions(-)

diff --git a/TODO b/TODO
index 9faa7d6..e6d856d 100644
--- a/TODO
+++ b/TODO
@@ -1,13 +1,13 @@
-* sort by filter for collection display
 * Collection fields: final remove from entry table
 	Add waring about it!
-* Mass edit of entries
-* delete of a collection
-* Better error handling and display while adding / update and delete
-* rights example setup and also check if it maches the menu and actions
+* rights example setup and also check if it matches the menu and actions
 	+ admin
 	+ Management
 	+ User (only its data)
+* sort by filter for collection display
+* Mass edit of entries
+* Better error handling and display while adding / update and delete
+
 * responsive and breakpoints
 * stats overview page. amount of entries. file and db storage.
 * Export of an entry, collection or everything. Stored on disk.
diff --git a/documentation/setup/install.txt b/documentation/setup/install.txt
index 55b3e9f..bd9e09a 100644
--- a/documentation/setup/install.txt
+++ b/documentation/setup/install.txt
@@ -32,5 +32,6 @@ Open your browser and visit your newly created bibliotheca installation.
 Default admin user pw: test
 
 7. First steps
+Login with default admin account and change the password!
 Create your own user.
 Create your first collection.
diff --git a/webclient/lib/managecollections.class.php b/webclient/lib/managecollections.class.php
index 91d0928..5e52fa0 100644
--- a/webclient/lib/managecollections.class.php
+++ b/webclient/lib/managecollections.class.php
@@ -368,27 +368,49 @@ class ManageCollections {
 
 	/**
 	 * Delete collection identified by given id
+	 * This removes everything and drops tables!
 	 *
-	 * @param string $id  Number
+	 * @param string $id Number
 	 * @return bool
 	 */
 	public function deleteCollection($id) {
 		$ret = false;
 
-		// @todo Implement list deletion
-		// what to do with the entries?
-		exit('No implemented yet.');
-
 		if(!empty($id) && Summoner::validate($id, 'digit')) {
 			$queryStr = "DELETE FROM `".DB_PREFIX."_collection`
 							WHERE `id` = '".$this->_DB->real_escape_string($id)."'";
 			if(QUERY_DEBUG) error_log("[QUERY] ".__METHOD__." query: ".var_export($queryStr,true));
-			$query = $this->_DB->query($queryStr);
-			if($query !== false) {
 
-				var_dump("Implement list deletion");
+			$queryStrTool = "DELETE FROM `".DB_PREFIX."_tool2collection`
+							WHERE `fk_collection_id` = '".$this->_DB->real_escape_string($id)."'";
+			if(QUERY_DEBUG) error_log("[QUERY] ".__METHOD__." query: ".var_export($queryStrTool,true));
+
+			$queryStre2l = "DROP TABLE `bibliotheca`.`bib_collection_entry2lookup_".$this->_DB->real_escape_string($id)."`";
+			if(QUERY_DEBUG) error_log("[QUERY] ".__METHOD__." query: ".var_export($queryStre2l,true));
+
+			$queryStrEntry = "DROP TABLE `bibliotheca`.`bib_collection_entry_".$this->_DB->real_escape_string($id)."`";
+			if(QUERY_DEBUG) error_log("[QUERY] ".__METHOD__." query: ".var_export($queryStrEntry,true));
+
+			$queryStrFields = "DROP TABLE `bibliotheca`.`bib_collection_fields_".$this->_DB->real_escape_string($id)."`";
+			if(QUERY_DEBUG) error_log("[QUERY] ".__METHOD__." query: ".var_export($queryStrFields,true));
+
+
+			try {
+				$this->_DB->begin_transaction(MYSQLI_TRANS_START_READ_WRITE);
+
+				$this->_DB->query($queryStr);
+				$this->_DB->query($queryStrTool);
+				$this->_DB->query($queryStre2l);
+				$this->_DB->query($queryStrEntry);
+				$this->_DB->query($queryStrFields);
+
+				$this->_DB->commit();
 				$ret = true;
 			}
+			catch (Exception $e) {
+				$this->_DB->rollback();
+				error_log("[ERROR] ".__METHOD__."  mysql catch: ".$e->getMessage());
+			}
 		}
 
 		return $ret;
-- 
2.39.5