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
 160 // Process incoming data for adding/updating records.
 161
 162 // Keep track of any notifications.
 163 $generalnotifications = array();
 164 $fieldnotifications = array();
 165
 166 // Process the submitted form.
 167 if ($datarecord = data_submitted() and confirm_sesskey()) {
 168     if ($rid) {
 169         // Updating an existing record.
 170
 171         // Retrieve the format for the fields.
 172         $fields = $DB->get_records('data_fields', array('dataid' => $datarecord->d));
 173
 174         // Validate the form to ensure that enough data was submitted.
 175         $processeddata = data_process_submission($data, $fields, $datarecord);
 176
 177         // Add the new notification data.
 178         $generalnotifications = array_merge($generalnotifications, $processeddata->generalnotifications);
 179         $fieldnotifications = array_merge($fieldnotifications, $processeddata->fieldnotifications);
 180
 181         if ($processeddata->validated) {
 182             // Enough data to update the record.
 183             data_update_record_fields_contents($data, $record, $context, $datarecord, $processeddata);
 184             core_tag_tag::set_item_tags('mod_data', 'data_records', $rid, $context, $tags);
 185
 186             $viewurl = new moodle_url('/mod/data/view.php', array(
 187                 'd' => $data->id,
 188                 'rid' => $rid,
 189             ));
 190             redirect($viewurl);
 191         }
 192
 193     } else {
 194         // No recordid was specified - creating a new entry.
 195
 196         // Retrieve the format for the fields.
 197         $fields = $DB->get_records('data_fields', array('dataid' => $datarecord->d));
 198
 199         // Validate the form to ensure that enough data was submitted.
 200         $processeddata = data_process_submission($data, $fields, $datarecord);
 201
 202         // Add the new notification data.
 203         $generalnotifications = array_merge($generalnotifications, $processeddata->generalnotifications);
 204         $fieldnotifications = array_merge($fieldnotifications, $processeddata->fieldnotifications);
 205
 206         // Add instance to data_record.
 207         if ($processeddata->validated && $recordid = data_add_record($data, $currentgroup)) {
 208
 209             // Now populate the fields contents of the new record.
 210             data_add_fields_contents_to_new_record($data, $context, $recordid, $fields, $datarecord, $processeddata);
 211
 212             core_tag_tag::set_item_tags('mod_data', 'data_records', $recordid, $context, $tags);
 213
 214             if (!empty($datarecord->saveandview)) {
 215                 $viewurl = new moodle_url('/mod/data/view.php', array(
 216                     'd' => $data->id,
 217                     'rid' => $recordid,
 218                 ));
 219                 redirect($viewurl);
 220             } else if (!empty($datarecord->saveandadd)) {
 221                 // User has clicked "Save and add another". Reset all of the fields.
 222                 $datarecord = null;
 223             }
 224         }
 225     }
 226 }
 227 // End of form processing.
 228
 229
 230 /// Print the page header
 231
 232 echo $OUTPUT->header();
 233 echo $OUTPUT->heading(format_string($data->name), 2);
 234 echo $OUTPUT->box(format_module_intro('data', $data, $cm->id), 'generalbox', 'intro');
 235 groups_print_activity_menu($cm, $CFG->wwwroot.'/mod/data/edit.php?d='.$data->id);
 236
 237 /// Print the tabs
 238
 239 $currenttab = 'add';
 240 if ($rid) {
 241     $editentry = true;  //used in tabs
 242 }
 243 include('tabs.php');
 244
 245
 246 /// Print the browsing interface
 247
 248 $patterns = array();    //tags to replace
 249 $replacement = array();    //html to replace those yucky tags
 250
 251 //form goes here first in case add template is empty
 252 echo '<form enctype="multipart/form-data" action="edit.php" method="post">';
 253 echo '<div>';
 254 echo '<input name="d" value="'.$data->id.'" type="hidden" />';
 255 echo '<input name="rid" value="'.$rid.'" type="hidden" />';
 256 echo '<input name="sesskey" value="'.sesskey().'" type="hidden" />';
 257 echo $OUTPUT->box_start('generalbox boxaligncenter boxwidthwide');
 258
 259 if (!$rid){
 260     echo $OUTPUT->heading(get_string('newentry','data'), 3);
 261 }
 262
 263 /******************************************
 264  * Regular expression replacement section *
 265  ******************************************/
 266 if ($data->addtemplate){
 267     $possiblefields = $DB->get_records('data_fields', array('dataid'=>$data->id), 'id');
 268     $patterns = array();
 269     $replacements = array();
 270
 271     ///then we generate strings to replace
 272     foreach ($possiblefields as $eachfield){
 273         $field = data_get_field($eachfield, $data);
 274
 275         // To skip unnecessary calls to display_add_field().
 276         if (strpos($data->addtemplate, "[[".$field->field->name."]]") !== false) {
 277             // Replace the field tag.
 278             $patterns[] = "[[".$field->field->name."]]";
 279             $errors = '';
 280             if (!empty($fieldnotifications[$field->field->name])) {
 281                 foreach ($fieldnotifications[$field->field->name] as $notification) {
 282                     $errors .= $OUTPUT->notification($notification);
 283                 }
 284             }
 285             $replacements[] = $errors . $field->display_add_field($rid, $datarecord);
 286         }
 287
 288         // Replace the field id tag.
 289         $patterns[] = "[[".$field->field->name."#id]]";
 290         $replacements[] = 'field_'.$field->field->id;
 291     }
 292
 293     if (core_tag_tag::is_enabled('mod_data', 'data_records')) {
 294         $patterns[] = "##tags##";
 295         $replacements[] = data_generate_tag_form($rid);
 296     }
 297
 298     $newtext = str_ireplace($patterns, $replacements, $data->{$mode});
 299
 300 } else {    //if the add template is not yet defined, print the default form!
 301     echo data_generate_default_template($data, 'addtemplate', $rid, true, false);
 302     $newtext = '';
 303 }
 304
 305 foreach ($generalnotifications as $notification) {
 306     echo $OUTPUT->notification($notification);
 307 }
 308 echo $newtext;
 309
 310 echo '<div class="mdl-align m-t-1"><input type="submit" class="btn btn-primary" name="saveandview" ' .
 311      'value="' . get_string('saveandview', 'data') . '" />';
 312 if ($rid) {
 313     echo '&nbsp;<input type="submit" class="btn btn-primary" name="cancel" ' .
 314          'value="' . get_string('cancel') . '" onclick="javascript:history.go(-1)" />';
 315 } else {
 316     if ((!$data->maxentries) ||
 317             has_capability('mod/data:manageentries', $context) ||
 318             (data_numentries($data) < ($data->maxentries - 1))) {
 319         echo '&nbsp;<input type="submit" class="btn btn-primary" name="saveandadd" ' .
 320              'value="' . get_string('saveandadd', 'data') . '" />';
 321     }
 322 }
 323 echo '</div>';
 324 echo $OUTPUT->box_end();
 325 echo '</div></form>';
 326
 327
 328 /// Finish the page
 329
 330 // Print the stuff that need to come after the form fields.
 331 if (!$fields = $DB->get_records('data_fields', array('dataid'=>$data->id))) {
 332     print_error('nofieldindatabase', 'data');
 333 }
 334 foreach ($fields as $eachfield) {
 335     $field = data_get_field($eachfield, $data);
 336     $field->print_after_form();
 337 }
 338
 339 echo $OUTPUT->footer();