mod/data/edit.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('locallib.php');
  28 require_once("$CFG->libdir/rsslib.php");
  29 require_once("$CFG->libdir/form/filemanager.php");
  30
  31 $id    = optional_param('id', 0, PARAM_INT);    // course module id
  32 $d     = optional_param('d', 0, PARAM_INT);    // database id
  33 $rid   = optional_param('rid', 0, PARAM_INT);    //record id
  34 $cancel   = optional_param('cancel', '', PARAM_RAW);    // cancel an add
  35 $mode ='addtemplate';    //define the mode for this page, only 1 mode available
  36 $tags = optional_param_array('tags', [], PARAM_TAGLIST);
  37
  38 $url = new moodle_url('/mod/data/edit.php');
  39 if ($rid !== 0) {
  40     $record = $DB->get_record('data_records', array(
  41             'id' => $rid,
  42             'dataid' => $d,
  43         ), '*', MUST_EXIST);
  44     $url->param('rid', $rid);
  45 }
  46 if ($cancel !== '') {
  47     $url->param('cancel', $cancel);
  48 }
  49
  50 if ($id) {
  51     $url->param('id', $id);
  52     $PAGE->set_url($url);
  53     if (! $cm = get_coursemodule_from_id('data', $id)) {
  54         print_error('invalidcoursemodule');
  55     }
  56     if (! $course = $DB->get_record('course', array('id'=>$cm->course))) {
  57         print_error('coursemisconf');
  58     }
  59     if (! $data = $DB->get_record('data', array('id'=>$cm->instance))) {
  60         print_error('invalidcoursemodule');
  61     }
  62
  63 } else {
  64     $url->param('d', $d);
  65     $PAGE->set_url($url);
  66     if (! $data = $DB->get_record('data', array('id'=>$d))) {
  67         print_error('invalidid', 'data');
  68     }
  69     if (! $course = $DB->get_record('course', array('id'=>$data->course))) {
  70         print_error('coursemisconf');
  71     }
  72     if (! $cm = get_coursemodule_from_instance('data', $data->id, $course->id)) {
  73         print_error('invalidcoursemodule');
  74     }
  75 }
  76
  77 require_login($course, false, $cm);
  78
  79 if (isguestuser()) {
  80     redirect('view.php?d='.$data->id);
  81 }
  82
  83 $context = context_module::instance($cm->id);
  84
  85 /// If it's hidden then it doesn't show anything.  :)
  86 if (empty($cm->visible) and !has_capability('moodle/course:viewhiddenactivities', $context)) {
  87     $strdatabases = get_string("modulenameplural", "data");
  88
  89     $PAGE->set_title($data->name);
  90     $PAGE->set_heading($course->fullname);
  91     echo $OUTPUT->header();
  92     notice(get_string("activityiscurrentlyhidden"));
  93 }
  94
  95 /// Can't use this if there are no fields
  96 if (has_capability('mod/data:managetemplates', $context)) {
  97     if (!$DB->record_exists('data_fields', array('dataid'=>$data->id))) {      // Brand new database!
  98         redirect($CFG->wwwroot.'/mod/data/field.php?d='.$data->id);  // Redirect to field entry
  99     }
 100 }
 101
 102 if ($rid) {
 103     // When editing an existing record, we require the session key
 104     require_sesskey();
 105 }
 106
 107 // Get Group information for permission testing and record creation
 108 $currentgroup = groups_get_activity_group($cm);
 109 $groupmode = groups_get_activity_groupmode($cm);
 110
 111 if (!has_capability('mod/data:manageentries', $context)) {
 112     if ($rid) {
 113         // User is editing an existing record
 114         if (!data_user_can_manage_entry($record, $data, $context)) {
 115             print_error('noaccess','data');
 116         }
 117     } else if (!data_user_can_add_entry($data, $currentgroup, $groupmode, $context)) {
 118         // User is trying to create a new record
 119         print_error('noaccess','data');
 120     }
 121 }
 122
 123 if ($cancel) {
 124     redirect('view.php?d='.$data->id);
 125 }
 126
 127
 128 /// RSS and CSS and JS meta
 129 if (!empty($CFG->enablerssfeeds) && !empty($CFG->data_enablerssfeeds) && $data->rssarticles > 0) {
 130     $courseshortname = format_string($course->shortname, true, array('context' => context_course::instance($course->id)));
 131     $rsstitle = $courseshortname . ': ' . format_string($data->name);
 132     rss_add_http_header($context, 'mod_data', $data, $rsstitle);
 133 }
 134 if ($data->csstemplate) {
 135     $PAGE->requires->css('/mod/data/css.php?d='.$data->id);
 136 }
 137 if ($data->jstemplate) {
 138     $PAGE->requires->js('/mod/data/js.php?d='.$data->id, true);
 139 }
 140
 141 $possiblefields = $DB->get_records('data_fields', array('dataid'=>$data->id), 'id');
 142
 143 foreach ($possiblefields as $field) {
 144     if ($field->type == 'file' || $field->type == 'picture') {
 145         require_once($CFG->dirroot.'/repository/lib.php');
 146         break;
 147     }
 148 }
 149
 150 /// Define page variables
 151 $strdata = get_string('modulenameplural','data');
 152
 153 if ($rid) {
 154     $PAGE->navbar->add(get_string('editentry', 'data'));
 155 }
 156
 157 $PAGE->set_title($data->name);
 158 $PAGE->set_heading($course->fullname);
 159 $PAGE->force_settings_menu(true);
 160
 161 // Process incoming data for adding/updating records.
 162
 163 // Keep track of any notifications.
 164 $generalnotifications = array();
 165 $fieldnotifications = array();
 166
 167 // Process the submitted form.
 168 if ($datarecord = data_submitted() and confirm_sesskey()) {
 169     if ($rid) {
 170         // Updating an existing record.
 171
 172         // Retrieve the format for the fields.
 173         $fields = $DB->get_records('data_fields', array('dataid' => $datarecord->d));
 174
 175         // Validate the form to ensure that enough data was submitted.
 176         $processeddata = data_process_submission($data, $fields, $datarecord);
 177
 178         // Add the new notification data.
 179         $generalnotifications = array_merge($generalnotifications, $processeddata->generalnotifications);
 180         $fieldnotifications = array_merge($fieldnotifications, $processeddata->fieldnotifications);
 181
 182         if ($processeddata->validated) {
 183             // Enough data to update the record.
 184             data_update_record_fields_contents($data, $record, $context, $datarecord, $processeddata);
 185             core_tag_tag::set_item_tags('mod_data', 'data_records', $rid, $context, $tags);
 186
 187             $viewurl = new moodle_url('/mod/data/view.php', array(
 188                 'd' => $data->id,
 189                 'rid' => $rid,
 190             ));
 191             redirect($viewurl);
 192         }
 193
 194     } else {
 195         // No recordid was specified - creating a new entry.
 196
 197         // Retrieve the format for the fields.
 198         $fields = $DB->get_records('data_fields', array('dataid' => $datarecord->d));
 199
 200         // Validate the form to ensure that enough data was submitted.
 201         $processeddata = data_process_submission($data, $fields, $datarecord);
 202
 203         // Add the new notification data.
 204         $generalnotifications = array_merge($generalnotifications, $processeddata->generalnotifications);
 205         $fieldnotifications = array_merge($fieldnotifications, $processeddata->fieldnotifications);
 206
 207         // Add instance to data_record.
 208         if ($processeddata->validated && $recordid = data_add_record($data, $currentgroup)) {
 209
 210             // Now populate the fields contents of the new record.
 211             data_add_fields_contents_to_new_record($data, $context, $recordid, $fields, $datarecord, $processeddata);
 212
 213             core_tag_tag::set_item_tags('mod_data', 'data_records', $recordid, $context, $tags);
 214
 215             if (!empty($datarecord->saveandview)) {
 216                 $viewurl = new moodle_url('/mod/data/view.php', array(
 217                     'd' => $data->id,
 218                     'rid' => $recordid,
 219                 ));
 220                 redirect($viewurl);
 221             } else if (!empty($datarecord->saveandadd)) {
 222                 // User has clicked "Save and add another". Reset all of the fields.
 223                 $datarecord = null;
 224             }
 225         }
 226     }
 227 }
 228 // End of form processing.
 229
 230
 231 /// Print the page header
 232
 233 echo $OUTPUT->header();
 234 echo $OUTPUT->heading(format_string($data->name), 2);
 235 echo $OUTPUT->box(format_module_intro('data', $data, $cm->id), 'generalbox', 'intro');
 236 groups_print_activity_menu($cm, $CFG->wwwroot.'/mod/data/edit.php?d='.$data->id);
 237
 238 /// Print the tabs
 239
 240 $currenttab = 'add';
 241 if ($rid) {
 242     $editentry = true;  //used in tabs
 243 }
 244 include('tabs.php');
 245
 246
 247 /// Print the browsing interface
 248
 249 $patterns = array();    //tags to replace
 250 $replacement = array();    //html to replace those yucky tags
 251
 252 //form goes here first in case add template is empty
 253 echo '<form enctype="multipart/form-data" action="edit.php" method="post">';
 254 echo '<div>';
 255 echo '<input name="d" value="'.$data->id.'" type="hidden" />';
 256 echo '<input name="rid" value="'.$rid.'" type="hidden" />';
 257 echo '<input name="sesskey" value="'.sesskey().'" type="hidden" />';
 258 echo $OUTPUT->box_start('generalbox boxaligncenter boxwidthwide');
 259
 260 if (!$rid){
 261     echo $OUTPUT->heading(get_string('newentry','data'), 3);
 262 }
 263
 264 /******************************************
 265  * Regular expression replacement section *
 266  ******************************************/
 267 if ($data->addtemplate){
 268     $possiblefields = $DB->get_records('data_fields', array('dataid'=>$data->id), 'id');
 269     $patterns = array();
 270     $replacements = array();
 271
 272     ///then we generate strings to replace
 273     foreach ($possiblefields as $eachfield){
 274         $field = data_get_field($eachfield, $data);
 275
 276         // To skip unnecessary calls to display_add_field().
 277         if (strpos($data->addtemplate, "[[".$field->field->name."]]") !== false) {
 278             // Replace the field tag.
 279             $patterns[] = "[[".$field->field->name."]]";
 280             $errors = '';
 281             if (!empty($fieldnotifications[$field->field->name])) {
 282                 foreach ($fieldnotifications[$field->field->name] as $notification) {
 283                     $errors .= $OUTPUT->notification($notification);
 284                 }
 285             }
 286             $replacements[] = $errors . $field->display_add_field($rid, $datarecord);
 287         }
 288
 289         // Replace the field id tag.
 290         $patterns[] = "[[".$field->field->name."#id]]";
 291         $replacements[] = 'field_'.$field->field->id;
 292     }
 293
 294     if (core_tag_tag::is_enabled('mod_data', 'data_records')) {
 295         $patterns[] = "##tags##";
 296         $replacements[] = data_generate_tag_form($rid);
 297     }
 298
 299     $newtext = str_ireplace($patterns, $replacements, $data->{$mode});
 300
 301 } else {    //if the add template is not yet defined, print the default form!
 302     echo data_generate_default_template($data, 'addtemplate', $rid, true, false);
 303     $newtext = '';
 304 }
 305
 306 foreach ($generalnotifications as $notification) {
 307     echo $OUTPUT->notification($notification);
 308 }
 309 echo $newtext;
 310
 311 echo '<div class="mdl-align m-t-1"><input type="submit" class="btn btn-primary" name="saveandview" ' .
 312      'value="' . get_string('saveandview', 'data') . '" />';
 313 if ($rid) {
 314     echo '&nbsp;<input type="submit" class="btn btn-primary" name="cancel" ' .
 315          'value="' . get_string('cancel') . '" onclick="javascript:history.go(-1)" />';
 316 } else {
 317     if ((!$data->maxentries) ||
 318             has_capability('mod/data:manageentries', $context) ||
 319             (data_numentries($data) < ($data->maxentries - 1))) {
 320         echo '&nbsp;<input type="submit" class="btn btn-primary" name="saveandadd" ' .
 321              'value="' . get_string('saveandadd', 'data') . '" />';
 322     }
 323 }
 324 echo '</div>';
 325 echo $OUTPUT->box_end();
 326 echo '</div></form>';
 327
 328
 329 /// Finish the page
 330
 331 // Print the stuff that need to come after the form fields.
 332 if (!$fields = $DB->get_records('data_fields', array('dataid'=>$data->id))) {
 333     print_error('nofieldindatabase', 'data');
 334 }
 335 foreach ($fields as $eachfield) {
 336     $field = data_get_field($eachfield, $data);
 337     $field->print_after_form();
 338 }
 339
 340 echo $OUTPUT->footer();