mod/data/export.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * This file is part of the Database module for Moodle
  20  *
  21  * @copyright 2005 Martin Dougiamas  http://dougiamas.com
  22  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  * @package mod_data
  24  */
  25
  26 require_once('../../config.php');
  27 require_once('lib.php');
  28 require_once('export_form.php');
  29
  30 // database ID
  31 $d = required_param('d', PARAM_INT);
  32 $exportuser = optional_param('exportuser', false, PARAM_BOOL); // Flag for exporting user details
  33 $exporttime = optional_param('exporttime', false, PARAM_BOOL); // Flag for exporting date/time information
  34 $exportapproval = optional_param('exportapproval', false, PARAM_BOOL); // Flag for exporting user details
  35 $tags = optional_param('exporttags', false, PARAM_BOOL); // Flag for exporting user details.
  36 $redirectbackto = optional_param('backto', '', PARAM_LOCALURL); // The location to redirect back to.
  37
  38 $url = new moodle_url('/mod/data/export.php', array('d' => $d));
  39 $PAGE->set_url($url);
  40
  41 if (! $data = $DB->get_record('data', array('id'=>$d))) {
  42     throw new \moodle_exception('wrongdataid', 'data');
  43 }
  44
  45 if (! $cm = get_coursemodule_from_instance('data', $data->id, $data->course)) {
  46     throw new \moodle_exception('invalidcoursemodule');
  47 }
  48
  49 if(! $course = $DB->get_record('course', array('id'=>$cm->course))) {
  50     throw new \moodle_exception('invalidcourseid');
  51 }
  52
  53 // fill in missing properties needed for updating of instance
  54 $data->course     = $cm->course;
  55 $data->cmidnumber = $cm->idnumber;
  56 $data->instance   = $cm->instance;
  57
  58 $context = context_module::instance($cm->id);
  59
  60 require_login($course, false, $cm);
  61 require_capability(DATA_CAP_EXPORT, $context);
  62
  63 // get fields for this database
  64 $fieldrecords = $DB->get_records('data_fields', array('dataid'=>$data->id), 'id');
  65
  66 if(empty($fieldrecords)) {
  67     if (has_capability('mod/data:managetemplates', $context)) {
  68         redirect($CFG->wwwroot.'/mod/data/field.php?d='.$data->id);
  69     } else {
  70         throw new \moodle_exception('nofieldindatabase', 'data');
  71     }
  72 }
  73
  74 // populate objets for this databases fields
  75 $fields = array();
  76 foreach ($fieldrecords as $fieldrecord) {
  77     $fields[]= data_get_field($fieldrecord, $data);
  78 }
  79
  80 $mform = new mod_data_export_form(new moodle_url('/mod/data/export.php', ['d' => $data->id,
  81     'backto' => $redirectbackto]), $fields, $cm, $data);
  82
  83 if ($mform->is_cancelled()) {
  84     $redirectbackto = !empty($redirectbackto) ? $redirectbackto :
  85         new \moodle_url('/mod/data/view.php', ['d' => $data->id]);
  86     redirect($redirectbackto);
  87 } else if ($formdata = (array) $mform->get_data()) {
  88     $selectedfields = array();
  89     foreach ($formdata as $key => $value) {
  90         //field form elements are field_1 field_2 etc. 0 if not selected. 1 if selected.
  91         if (strpos($key, 'field_')===0 && !empty($value)) {
  92             $selectedfields[] = substr($key, 6);
  93         }
  94     }
  95
  96     $currentgroup = groups_get_activity_group($cm);
  97
  98     $exportdata = data_get_exportdata($data->id, $fields, $selectedfields, $currentgroup, $context,
  99         $exportuser, $exporttime, $exportapproval, $tags);
 100     $count = count($exportdata);
 101     switch ($formdata['exporttype']) {
 102         case 'csv':
 103             data_export_csv($exportdata, $formdata['delimiter_name'], $data->name, $count);
 104             break;
 105         case 'xls':
 106             data_export_xls($exportdata, $data->name, $count);
 107             break;
 108         case 'ods':
 109             data_export_ods($exportdata, $data->name, $count);
 110             break;
 111     }
 112 }
 113
 114 // Build header to match the rest of the UI.
 115 $PAGE->add_body_class('mediumwidth');
 116 $PAGE->set_title($data->name);
 117 $PAGE->set_heading($course->fullname);
 118 $PAGE->force_settings_menu(true);
 119 $PAGE->set_secondary_active_tab('modulepage');
 120 $PAGE->activityheader->disable();
 121 echo $OUTPUT->header();
 122 echo $OUTPUT->heading(get_string('exportentries', 'data'));
 123
 124 groups_print_activity_menu($cm, $url);
 125
 126 $mform->display();
 127
 128 echo $OUTPUT->footer();
 129
 130 die();