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MDL-22151 & MDL-22138 - Quiz activity backup & questions banks too!
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| <?php | ||
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| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| /** | ||
| * @package moodlecore | ||
| * @subpackage backup-moodle2 | ||
| * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
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| /** | ||
| * Class implementing the plugins support for moodle2 backups | ||
| * | ||
| * TODO: Finish phpdocs | ||
| */ | ||
| abstract class backup_plugin { | ||
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| protected $plugintype; | ||
| protected $pluginname; | ||
| protected $connectionpoint; | ||
| protected $optigroup; // Optigroup, parent of all optigroup elements | ||
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| public function __construct($plugintype, $pluginname, $optigroup) { | ||
| $this->plugintype = $plugintype; | ||
| $this->pluginname = $pluginname; | ||
| $this->optigroup = $optigroup; | ||
| $this->connectionpoint = ''; | ||
| } | ||
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| public function define_plugin_structure($connectionpoint) { | ||
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| $this->connectionpoint = $connectionpoint; | ||
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| $methodname = 'define_' . $connectionpoint . '_plugin_structure'; | ||
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| if (method_exists($this, $methodname)) { | ||
| $this->$methodname(); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Factory method that will return one backup_plugin_element (backup_optigroup_element) | ||
| * with its name automatically calculated, based one the plugin being handled (type, name) | ||
| */ | ||
| protected function get_plugin_element($final_elements = null, $conditionparam = null, $conditionvalue = null) { | ||
| // Something exclusive for this backup_plugin_element (backup_optigroup_element) | ||
| // because it hasn't XML representation | ||
| $name = 'optigroup_' . $this->plugintype . '_' . $this->pluginname . '_' . $this->connectionpoint; | ||
| $optigroup_element = new backup_plugin_element($name, $final_elements, $conditionparam, $conditionvalue); | ||
| $this->optigroup->add_child($optigroup_element); // Add optigroup_element to stay connected since beginning | ||
| return $optigroup_element; | ||
| } | ||
|
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| /** | ||
| * Simple helper function that suggests one name for the main nested element in plugins | ||
| * It's not mandatory to use it but recommended ;-) | ||
| */ | ||
| protected function get_recommended_name() { | ||
| return 'plugin_' . $this->plugintype . '_' . $this->pluginname . '_' . $this->connectionpoint; | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| <?php | ||
|
|
||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| /** | ||
| * @package moodlecore | ||
| * @subpackage backup-moodle2 | ||
| * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
|
||
| /** | ||
| * Class extending standard backup_plugin in order to implement some | ||
| * helper methods related with the questions (qtype plugin) | ||
| * | ||
| * TODO: Finish phpdocs | ||
| */ | ||
| abstract class backup_qtype_plugin extends backup_plugin { | ||
|
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| /** | ||
| * Attach to $element (usually questions) the needed backup structures | ||
| * for question_answers for a given question | ||
| * Used by various qtypes (calculated, essay, multianswer, | ||
| * multichoice, numerical, shortanswer, truefalse) | ||
| */ | ||
| protected function add_question_question_answers($element) { | ||
| // Check $element is one nested_backup_element | ||
| if (! $element instanceof backup_nested_element) { | ||
| throw new backup_step_exception('question_answers_bad_parent_element', $element); | ||
| } | ||
|
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| // Define the elements | ||
| $answers = new backup_nested_element('answers'); | ||
| $answer = new backup_nested_element('answer', array('id'), array( | ||
| 'answertext', 'answerformat', 'fraction', 'feedback', | ||
| 'feedbackformat')); | ||
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| // Build the tree | ||
| $element->add_child($answers); | ||
| $answers->add_child($answer); | ||
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| // Set the sources | ||
| $answer->set_source_table('question_answers', array('question' => backup::VAR_PARENTID)); | ||
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| // Aliases | ||
| $answer->set_source_alias('answer', 'answertext'); | ||
|
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| // don't need to annotate ids nor files | ||
| } | ||
|
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| /** | ||
| * Attach to $element (usually questions) the needed backup structures | ||
| * for question_numerical_units for a given question | ||
| * Used both by calculated and numerical qtypes | ||
| */ | ||
| protected function add_question_numerical_units($element) { | ||
| // Check $element is one nested_backup_element | ||
| if (! $element instanceof backup_nested_element) { | ||
| throw new backup_step_exception('question_numerical_units_bad_parent_element', $element); | ||
| } | ||
|
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| // Define the elements | ||
| $units = new backup_nested_element('numerical_units'); | ||
| $unit = new backup_nested_element('numerical_unit', array('id'), array( | ||
| 'multiplier', 'unit')); | ||
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| // Build the tree | ||
| $element->add_child($units); | ||
| $units->add_child($unit); | ||
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| // Set the sources | ||
| $unit->set_source_table('question_numerical_units', array('question' => backup::VAR_PARENTID)); | ||
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| // don't need to annotate ids nor files | ||
| } | ||
|
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| /** | ||
| * Attach to $element (usually questions) the needed backup structures | ||
| * for question_numerical_options for a given question | ||
| * Used both by calculated and numerical qtypes | ||
| */ | ||
| protected function add_question_numerical_options($element) { | ||
| // Check $element is one nested_backup_element | ||
| if (! $element instanceof backup_nested_element) { | ||
| throw new backup_step_exception('question_numerical_options_bad_parent_element', $element); | ||
| } | ||
|
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| // Define the elements | ||
| $options = new backup_nested_element('numerical_options'); | ||
| $option = new backup_nested_element('numerical_option', array('id'), array( | ||
| 'instructions', 'instructionsformat', 'showunits', 'unitsleft', | ||
| 'unitgradingtype', 'unitpenalty')); | ||
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| // Build the tree | ||
| $element->add_child($options); | ||
| $options->add_child($option); | ||
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| // Set the sources | ||
| $option->set_source_table('question_numerical_options', array('question' => backup::VAR_PARENTID)); | ||
|
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| // don't need to annotate ids nor files | ||
| } | ||
|
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| /** | ||
| * Attach to $element (usually questions) the needed backup structures | ||
| * for question_datasets for a given question | ||
| * Used by calculated qtypes | ||
| */ | ||
| protected function add_question_datasets($element) { | ||
| // Check $element is one nested_backup_element | ||
| if (! $element instanceof backup_nested_element) { | ||
| throw new backup_step_exception('question_datasets_bad_parent_element', $element); | ||
| } | ||
|
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| // Define the elements | ||
| $definitions = new backup_nested_element('dataset_definitions'); | ||
| $definition = new backup_nested_element('dataset_definition', array('id'), array( | ||
| 'category', 'name', 'type', 'options', | ||
| 'itemcount')); | ||
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| $items = new backup_nested_element('dataset_items'); | ||
| $item = new backup_nested_element('dataset_item', array('id'), array( | ||
| 'number', 'value')); | ||
|
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| // Build the tree | ||
| $element->add_child($definitions); | ||
| $definitions->add_child($definition); | ||
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| $definition->add_child($items); | ||
| $items->add_child($item); | ||
|
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| // Set the sources | ||
| $definition->set_source_sql('SELECT * | ||
| FROM {question_dataset_definitions} qdd | ||
| JOIN {question_datasets} qd ON qd.datasetdefinition = qdd.id | ||
| WHERE qd.question = ?', array(backup::VAR_PARENTID)); | ||
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| $item->set_source_table('question_dataset_items', array('definition' => backup::VAR_PARENTID)); | ||
|
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| // Aliases | ||
| $item->set_source_alias('itemnumber', 'number'); | ||
|
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| // don't need to annotate ids nor files | ||
| } | ||
| } |
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