253 lines
10 KiB
PHP
253 lines
10 KiB
PHP
<?php
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namespace local_treestudyplan\form;
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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->dirroot.'/repository/lib.php');
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use local_treestudyplan\aggregator;
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use local_treestudyplan\studyplan;
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use local_treestudyplan\studyplanpage;
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use local_treestudyplan\courseservice;
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use local_treestudyplan\form\text_integer;
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use local_treestudyplan\local\helpers\webservicehelper;
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use local_treestudyplan\studyplanservice;
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use moodle_exception;
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use stdClass;
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/**
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* Moodleform class for the studyplan editor. A Moodleform is used here to facilitate a rich editor
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* in the studyplan description
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*/
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class studyplanpage_editform extends formbase {
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/**
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* Capability required to edit study plans
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* @var string
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*/
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const CAP_EDIT = "local/treestudyplan:editstudyplan";
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/**
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* Translate parameters into customdata.
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*
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* @param object $params The parameters for form initialization
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* @return array Form data based on parameters
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*/
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public static function init_customdata(object $params) {
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$customdata = new stdClass;
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$customdata->create = $params->mode=='create'?true:false;
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if($customdata->create){
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$customdata->plan = studyplan::find_by_id($params->studyplan_id);
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} else {
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$customdata->page = studyplanpage::find_by_id($params->page_id);
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$customdata->plan = $customdata->page->studyplan();
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$customdata->simplemodel = $customdata->page->simple_model();
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}
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$customdata->context = $customdata->plan->context();
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$customdata->editoroptions = [
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'trusttext' => true,
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'subdirs' => true,
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'maxfiles' => 20,
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'maxbytes' => 20*1024*1024,
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'context' => \context_system::instance(), // Keep the files in system context
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];
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$customdata->fileoptions = [
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'subdirs' => 0,
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'maxbytes' => 10*1024*1024, // Max 10MiB should be sufficient for a picture.
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'areamaxbytes' => 10485760,
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'maxfiles' => 1, // Just one file
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'accepted_types' => ['.jpg', '.png'],
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'return_types' => \FILE_INTERNAL | \FILE_EXTERNAL,
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];
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return $customdata;
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}
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/**
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* Validate security access for this form based on the customdata generated by init_customdata
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* Return true if validation passes, false or throw an exception if it does not.
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*
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* @param object $customdata The customdata for this form
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* @return bool True if security validation passes.
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* @throws \moodle_exception if access denied for a specific reason.
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*/
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public static function check_security(object $customdata) {
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/*webservicehelper::require_capabilities(self::CAP_EDIT,$customdata->context); */
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}
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/**
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* Generate form data from parameters
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* Also validate parameters and access permissions here
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*
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* @param object $customdata The parameters for form initialization
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* @return array Form data based on parameters
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*/
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public function init_formdata(object $customdata) {
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global $DB;
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/* Use direct database retrieval to avoid our abstractions causing trouble
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with existing moodle code assumptions.
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The form API does seem needlessly convoluted in it's use, but we need the editor...
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*/
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if($customdata->create) {
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$plan = $customdata->plan;
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$entry = new stdClass;
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$entry->studyplan_id = $plan->id();
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// By default, make the start date of a new page, continue 1 day after the last page's start date;
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$otherpages = $plan->pages();
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if(count($otherpages) > 0){
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$lastpage = $otherpages[count($otherpages) -1];
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// Propose 1 year after the last page's start date, if no end date is set.
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if ($lastpage->enddate(false) == null) {
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$entry->startdate = $lastpage->startdate()->add(new \DateInterval("P1Y"))->format("U");
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} else {
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// Otherwise, propose 1 day after the last page's end date
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$entry->startdate = $lastpage->enddate()->add(new \DateInterval("P1D"))->format("U");
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}
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} else {
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// Determine the next august 1st for default value purposes. Only if no other page is available
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$august = strtotime("first day of august this year");
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if($august < time()) {
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$august = strtotime("first day of august next year");
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}
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$entry->startdate = $august;
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}
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$entry->enddate = $entry->startdate + (364*24*60*60); // Not bothering about leap years here.
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$entry->periods = 4;
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} else {
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$entry = $DB->get_record(studyplanpage::TABLE, ['id' => $customdata->page->id()]);
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$entry->startdate = strtotime($entry->startdate);
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$entry->enddate = strtotime($entry->enddate);
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}
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// Prepare the editor
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$entry = file_prepare_standard_editor( $entry,
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'description',
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$customdata->editoroptions,
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\context_system::instance(),
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'local_treestudyplan',
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'studyplanpage',
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($customdata->create)?null:$customdata->page->id()
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);
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return $entry;
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}
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/**
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* Set up the form definition
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*/
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public function definition() {
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$mform = $this->_form;
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$customdata = (object)$this->_customdata;
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// Register integer type
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text_integer::Register();
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// Define the form
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$field = 'fullname';
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$mform->addElement('text',$field,
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get_string('studyplan_name','local_treestudyplan'),
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[]);
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$mform->addRule($field, null, 'required', null, 'client');
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$field = 'shortname';
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$mform->addElement('text',$field,
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get_string('studyplan_shortname','local_treestudyplan'),
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[]);
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$mform->addRule($field, null, 'required', null, 'client');
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$field = 'startdate';
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$mform->addElement('date_selector',$field,
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get_string('studyplan_startdate','local_treestudyplan'),
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[]);
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$mform->addRule($field, null, 'required', null, 'client');
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$field = 'enddate';
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$mform->addElement('date_selector',$field,
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get_string('studyplan_startdate','local_treestudyplan'),
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[]);
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$mform->addRule($field, null, 'required', null, 'client');
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$field = 'periods';
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$mform->addElement('text_integer',$field,
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get_string('studyplan_slots','local_treestudyplan'),
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["unsigned" => true, "nonzero" => true]);
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$mform->setType($field, PARAM_INT);
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$mform->addRule($field, null, 'required', null, 'client');
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$field = 'description_editor';
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$mform->addElement('editor', $field,
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get_string('studyplan_description', 'local_treestudyplan'),
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null,
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$customdata->editoroptions);
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$mform->setType($field, PARAM_RAW);
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}
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/**
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* Process the submitted data and perform necessary actions
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* @param object $entry The processed form data;
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* @return bool false if submission not successful
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* @throws \moodle_exception if an error must be given for a specific reason.
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*/
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protected function process_submitted_data($entry) {
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$customdata = (object)$this->_customdata;
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if($customdata->create) {
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// Use our own abstraction to update the record, so caches are maintained
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$page = studyplanpage::add(['fullname' => $entry->fullname,
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'shortname' => $entry->shortname,
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'startdate' => date("Y-m-d",$entry->startdate),
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'enddate' => date("Y-m-d",$entry->enddate),
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'periods' => $entry->periods,
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'studyplan_id' => $customdata->plan->id(),
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]);
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// Process the provided files in the description editor
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$entry = file_postupdate_standard_editor($entry,
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'description',
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$customdata->editoroptions,
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\context_system::instance(),
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'local_treestudyplan',
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'studyplan',
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$page->id());
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// Update the description
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$page->edit([
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'description' => $entry->description,
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'descriptionformat' => $entry->descriptionformat,
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]);
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} else {
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$page = $customdata->page;
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// Process the provided files in the description editor
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$entry = file_postupdate_standard_editor($entry,
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'description',
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$customdata->editoroptions,
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\context_system::instance(),
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'local_treestudyplan',
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'studyplanpage',
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$page->id());
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// Use our own abstraction to update the record, so caches are maintained
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$page->edit(['fullname' => $entry->fullname,
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'shortname' => $entry->shortname,
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'description' => $entry->description,
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'descriptionformat' => $entry->descriptionformat,
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'startdate' => date("Y-m-d",$entry->startdate),
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'enddate' => date("Y-m-d",$entry->enddate),
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'periods' => $entry->periods,
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]);
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}
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/* Return the editor structure of the new / edited page
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Parse it through the clean_returnvalue function of exernal api (of which studyplanservice is a subclass)
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so we return it in a consistent way
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*/
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return studyplanservice::clean_returnvalue(studyplanpage::editor_structure(),$page->editor_model());
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}
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} |