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