diff options
author | Jean-Michel Vedrine <vedrine@vedrine.org> | 2012-09-09 16:54:35 +0200 |
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committer | Jean-Michel Vedrine <vedrine@vedrine.org> | 2012-09-09 16:54:35 +0200 |
commit | 96bee2b33467a1ce54f88c77b8a867ef1f7a9a97 (patch) | |
tree | 27fe7dd14fd3742ad3a9b0eed2b1adbcddd4c3a8 /backup/moodle2/backup_qtype_algebra_plugin.class.php |
First version of algebra question type initially written by Roger Moore for Moodle 2.3
Diffstat (limited to 'backup/moodle2/backup_qtype_algebra_plugin.class.php')
-rw-r--r-- | backup/moodle2/backup_qtype_algebra_plugin.class.php | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/backup/moodle2/backup_qtype_algebra_plugin.class.php b/backup/moodle2/backup_qtype_algebra_plugin.class.php new file mode 100644 index 0000000..9e08467 --- /dev/null +++ b/backup/moodle2/backup_qtype_algebra_plugin.class.php @@ -0,0 +1,63 @@ +<?php + +/** + * Moodle algebra question type class. + * + * @copyright © 2010 Hon Wai, Lau + * @author Hon Wai, Lau <lau65536@gmail.com> + * @license http://www.gnu.org/copyleft/gpl.html GNU Public License version 3 + * @package questionbank + * @subpackage questiontypes + * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} + * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later + */ +defined('MOODLE_INTERNAL') || die(); + +/** + * Provides the information to backup algebra questions + */ +class backup_qtype_algebra_plugin extends backup_qtype_plugin { + + /** + * Returns the qtype information to attach to question element + */ + protected function define_question_plugin_structure() { + + // Define the virtual plugin element with the condition to fulfill + $plugin = $this->get_plugin_element(null, '../../qtype', 'algebra'); + + // Create one standard named plugin element (the visible container) + $pluginwrapper = new backup_nested_element($this->get_recommended_name()); + + // connect the visible container ASAP + $plugin->add_child($pluginwrapper); + + // This qtype uses standard question_answers, add them here + // to the tree before any other information that will use them + $this->add_question_question_answers($pluginwrapper); + + // Now create the qtype own structures + + $algebravariables = new backup_nested_element('algebra_variables'); + + $algebravariable = new backup_nested_element('algebra_variable', array('id'), array( + 'name', 'min', 'max')); + + $algebra = new backup_nested_element('algebra', array('id'), array( + 'compareby', 'nchecks', 'tolerance', + 'disallow', 'allowedfuncs', 'answerprefix')); + + // Now the own qtype tree + $pluginwrapper->add_child($algebravariables); + $algebravariables->add_child($algebravariable); + $pluginwrapper->add_child($algebra); + + // set source to populate the data + $algebra->set_source_table('question_algebra', array('questionid' => backup::VAR_PARENTID)); + $algebravariable->set_source_table('question_algebra_variables', array('question' => backup::VAR_PARENTID)); + + // don't need to annotate ids nor files + + return $plugin; + } +} |