MDL-66407 core_h5p: Add addto field to the h5p_libraries table

Author: Mihail Geshoski

lib/db/install.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<XMLDB PATH="lib/db" VERSION="20190911" COMMENT="XMLDB file for core Moodle tables"
+<XMLDB PATH="lib/db" VERSION="20190917" COMMENT="XMLDB file for core Moodle tables"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:noNamespaceSchemaLocation="../../lib/xmldb/xmldb.xsd"
 >
@@ -4146,6 +4146,7 @@
         <FIELD NAME="preloadedcss" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Comma separated list of stylesheets to load."/>
         <FIELD NAME="droplibrarycss" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="List of libraries that should not have CSS included if this library is used. Comma separated list."/>
         <FIELD NAME="semantics" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="The semantics definition in json format"/>
+        <FIELD NAME="addto" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Plugin configuration data"/>
       </FIELDS>
       <KEYS>
         <KEY NAME="primary" TYPE="primary" FIELDS="id"/>

lib/db/upgrade.php

@@ -3674,6 +3674,14 @@ function xmldb_main_upgrade($oldversion) {
             $dbman->create_table($table);
         }
 
+        // An extra field has been added to the h5p_libraries table for being able to store the plugin configuration data.
+        // Define field component to be added to h5p_libraries.
+        $table = new xmldb_table('h5p_libraries');
+        $table->add_field('addto', XMLDB_TYPE_TEXT, null, null, null, null, null, 'semantics');
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
+
         // Main savepoint reached.
         upgrade_main_savepoint(true, 2019091300.02);
     }