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   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  * Adds or updates modules in a course using new formslib
  20  *
  21  * @package    moodlecore
  22  * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25  
  26  require_once("../config.php");
  27  require_once ("lib.php");
  28  require_once($CFG->libdir.'/filelib.php');
  29  require_once($CFG->libdir.'/gradelib.php');
  30  require_once($CFG->libdir.'/completionlib.php');
  31  require_once($CFG->libdir.'/plagiarismlib.php');
  32  require_once($CFG->dirroot . '/course/modlib.php');
  33  
  34  $add    = optional_param('add', '', PARAM_ALPHA);     // module name
  35  $update = optional_param('update', 0, PARAM_INT);
  36  $return = optional_param('return', 0, PARAM_BOOL);    //return to course/view.php if false or mod/modname/view.php if true
  37  $type   = optional_param('type', '', PARAM_ALPHANUM); //TODO: hopefully will be removed in 2.0
  38  $sectionreturn = optional_param('sr', null, PARAM_INT);
  39  
  40  $url = new moodle_url('/course/modedit.php');
  41  $url->param('sr', $sectionreturn);
  42  if (!empty($return)) {
  43      $url->param('return', $return);
  44  }
  45  
  46  if (!empty($add)) {
  47      $section = required_param('section', PARAM_INT);
  48      $course  = required_param('course', PARAM_INT);
  49  
  50      $url->param('add', $add);
  51      $url->param('section', $section);
  52      $url->param('course', $course);
  53      $PAGE->set_url($url);
  54  
  55      $course = $DB->get_record('course', array('id'=>$course), '*', MUST_EXIST);
  56      require_login($course);
  57  
  58      // There is no page for this in the navigation. The closest we'll have is the course section.
  59      // If the course section isn't displayed on the navigation this will fall back to the course which
  60      // will be the closest match we have.
  61      navigation_node::override_active_url(course_get_url($course, $section));
  62  
  63      list($module, $context, $cw) = can_add_moduleinfo($course, $add, $section);
  64  
  65      $cm = null;
  66  
  67      $data = new stdClass();
  68      $data->section          = $section;  // The section number itself - relative!!! (section column in course_sections)
  69      $data->visible          = $cw->visible;
  70      $data->course           = $course->id;
  71      $data->module           = $module->id;
  72      $data->modulename       = $module->name;
  73      $data->groupmode        = $course->groupmode;
  74      $data->groupingid       = $course->defaultgroupingid;
  75      $data->id               = '';
  76      $data->instance         = '';
  77      $data->coursemodule     = '';
  78      $data->add              = $add;
  79      $data->return           = 0; //must be false if this is an add, go back to course view on cancel
  80      $data->sr               = $sectionreturn;
  81  
  82      if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
  83          $draftid_editor = file_get_submitted_draft_itemid('introeditor');
  84          file_prepare_draft_area($draftid_editor, null, null, null, null, array('subdirs'=>true));
  85          $data->introeditor = array('text'=>'', 'format'=>FORMAT_HTML, 'itemid'=>$draftid_editor); // TODO: add better default
  86      }
  87  
  88      if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
  89              and has_capability('moodle/grade:managegradingforms', $context)) {
  90          require_once($CFG->dirroot.'/grade/grading/lib.php');
  91  
  92          $data->_advancedgradingdata['methods'] = grading_manager::available_methods();
  93          $areas = grading_manager::available_areas('mod_'.$module->name);
  94  
  95          foreach ($areas as $areaname => $areatitle) {
  96              $data->_advancedgradingdata['areas'][$areaname] = array(
  97                  'title'  => $areatitle,
  98                  'method' => '',
  99              );
 100              $formfield = 'advancedgradingmethod_'.$areaname;
 101              $data->{$formfield} = '';
 102          }
 103      }
 104  
 105      if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 106          $data->type = $type;
 107      }
 108  
 109      $sectionname = get_section_name($course, $cw);
 110      $fullmodulename = get_string('modulename', $module->name);
 111  
 112      if ($data->section && $course->format != 'site') {
 113          $heading = new stdClass();
 114          $heading->what = $fullmodulename;
 115          $heading->to   = $sectionname;
 116          $pageheading = get_string('addinganewto', 'moodle', $heading);
 117      } else {
 118          $pageheading = get_string('addinganew', 'moodle', $fullmodulename);
 119      }
 120      $navbaraddition = $pageheading;
 121  
 122  } else if (!empty($update)) {
 123  
 124      $url->param('update', $update);
 125      $PAGE->set_url($url);
 126  
 127      // Select the "Edit settings" from navigation.
 128      navigation_node::override_active_url(new moodle_url('/course/modedit.php', array('update'=>$update, 'return'=>1)));
 129  
 130      // Check the course module exists.
 131      $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 132  
 133      // Check the course exists.
 134      $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 135  
 136      // require_login
 137      require_login($course, false, $cm); // needed to setup proper $COURSE
 138  
 139      list($cm, $context, $module, $data, $cw) = can_update_moduleinfo($cm);
 140  
 141      $data->coursemodule       = $cm->id;
 142      $data->section            = $cw->section;  // The section number itself - relative!!! (section column in course_sections)
 143      $data->visible            = $cm->visible; //??  $cw->visible ? $cm->visible : 0; // section hiding overrides
 144      $data->cmidnumber         = $cm->idnumber;          // The cm IDnumber
 145      $data->groupmode          = groups_get_activity_groupmode($cm); // locked later if forced
 146      $data->groupingid         = $cm->groupingid;
 147      $data->course             = $course->id;
 148      $data->module             = $module->id;
 149      $data->modulename         = $module->name;
 150      $data->instance           = $cm->instance;
 151      $data->return             = $return;
 152      $data->sr                 = $sectionreturn;
 153      $data->update             = $update;
 154      $data->completion         = $cm->completion;
 155      $data->completionview     = $cm->completionview;
 156      $data->completionexpected = $cm->completionexpected;
 157      $data->completionusegrade = is_null($cm->completiongradeitemnumber) ? 0 : 1;
 158      $data->showdescription    = $cm->showdescription;
 159      $data->tags               = core_tag_tag::get_item_tags_array('core', 'course_modules', $cm->id);
 160      if (!empty($CFG->enableavailability)) {
 161          $data->availabilityconditionsjson = $cm->availability;
 162      }
 163  
 164      if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
 165          $draftid_editor = file_get_submitted_draft_itemid('introeditor');
 166          $currentintro = file_prepare_draft_area($draftid_editor, $context->id, 'mod_'.$data->modulename, 'intro', 0, array('subdirs'=>true), $data->intro);
 167          $data->introeditor = array('text'=>$currentintro, 'format'=>$data->introformat, 'itemid'=>$draftid_editor);
 168      }
 169  
 170      if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
 171              and has_capability('moodle/grade:managegradingforms', $context)) {
 172          require_once($CFG->dirroot.'/grade/grading/lib.php');
 173          $gradingman = get_grading_manager($context, 'mod_'.$data->modulename);
 174          $data->_advancedgradingdata['methods'] = $gradingman->get_available_methods();
 175          $areas = $gradingman->get_available_areas();
 176  
 177          foreach ($areas as $areaname => $areatitle) {
 178              $gradingman->set_area($areaname);
 179              $method = $gradingman->get_active_method();
 180              $data->_advancedgradingdata['areas'][$areaname] = array(
 181                  'title'  => $areatitle,
 182                  'method' => $method,
 183              );
 184              $formfield = 'advancedgradingmethod_'.$areaname;
 185              $data->{$formfield} = $method;
 186          }
 187      }
 188  
 189      if ($items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$data->modulename,
 190                                               'iteminstance'=>$data->instance, 'courseid'=>$course->id))) {
 191          // Add existing outcomes.
 192          foreach ($items as $item) {
 193              if (!empty($item->outcomeid)) {
 194                  $data->{'outcome_' . $item->outcomeid} = 1;
 195              } else if (!empty($item->gradepass)) {
 196                  $decimalpoints = $item->get_decimals();
 197                  $data->gradepass = format_float($item->gradepass, $decimalpoints);
 198              }
 199          }
 200  
 201          // set category if present
 202          $gradecat = false;
 203          foreach ($items as $item) {
 204              if ($gradecat === false) {
 205                  $gradecat = $item->categoryid;
 206                  continue;
 207              }
 208              if ($gradecat != $item->categoryid) {
 209                  //mixed categories
 210                  $gradecat = false;
 211                  break;
 212              }
 213          }
 214          if ($gradecat !== false) {
 215              // do not set if mixed categories present
 216              $data->gradecat = $gradecat;
 217          }
 218      }
 219  
 220      $sectionname = get_section_name($course, $cw);
 221      $fullmodulename = get_string('modulename', $module->name);
 222  
 223      if ($data->section && $course->format != 'site') {
 224          $heading = new stdClass();
 225          $heading->what = $fullmodulename;
 226          $heading->in   = $sectionname;
 227          $pageheading = get_string('updatingain', 'moodle', $heading);
 228      } else {
 229          $pageheading = get_string('updatinga', 'moodle', $fullmodulename);
 230      }
 231      $navbaraddition = null;
 232  
 233  } else {
 234      require_login();
 235      print_error('invalidaction');
 236  }
 237  
 238  $pagepath = 'mod-' . $module->name . '-';
 239  if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 240      $pagepath .= $type;
 241  } else {
 242      $pagepath .= 'mod';
 243  }
 244  $PAGE->set_pagetype($pagepath);
 245  $PAGE->set_pagelayout('admin');
 246  
 247  $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 248  if (file_exists($modmoodleform)) {
 249      require_once($modmoodleform);
 250  } else {
 251      print_error('noformdesc');
 252  }
 253  
 254  $mformclassname = 'mod_'.$module->name.'_mod_form';
 255  $mform = new $mformclassname($data, $cw->section, $cm, $course);
 256  $mform->set_data($data);
 257  
 258  if ($mform->is_cancelled()) {
 259      if ($return && !empty($cm->id)) {
 260          redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id");
 261      } else {
 262          redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 263      }
 264  } else if ($fromform = $mform->get_data()) {
 265      // Convert the grade pass value - we may be using a language which uses commas,
 266      // rather than decimal points, in numbers. These need to be converted so that
 267      // they can be added to the DB.
 268      if (isset($fromform->gradepass)) {
 269          $fromform->gradepass = unformat_float($fromform->gradepass);
 270      }
 271  
 272      if (!empty($fromform->update)) {
 273          list($cm, $fromform) = update_moduleinfo($cm, $fromform, $course, $mform);
 274      } else if (!empty($fromform->add)) {
 275          $fromform = add_moduleinfo($fromform, $course, $mform);
 276      } else {
 277          print_error('invaliddata');
 278      }
 279  
 280      if (isset($fromform->submitbutton)) {
 281          if (empty($fromform->showgradingmanagement)) {
 282              redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$fromform->coursemodule");
 283          } else {
 284              $returnurl = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule));
 285              redirect($fromform->gradingman->get_management_url($returnurl));
 286          }
 287      } else {
 288          redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 289      }
 290      exit;
 291  
 292  } else {
 293  
 294      $streditinga = get_string('editinga', 'moodle', $fullmodulename);
 295      $strmodulenameplural = get_string('modulenameplural', $module->name);
 296  
 297      if (!empty($cm->id)) {
 298          $context = context_module::instance($cm->id);
 299      } else {
 300          $context = context_course::instance($course->id);
 301      }
 302  
 303      $PAGE->set_heading($course->fullname);
 304      $PAGE->set_title($streditinga);
 305      $PAGE->set_cacheable(false);
 306  
 307      if (isset($navbaraddition)) {
 308          $PAGE->navbar->add($navbaraddition);
 309      }
 310  
 311      echo $OUTPUT->header();
 312  
 313      if (get_string_manager()->string_exists('modulename_help', $module->name)) {
 314          echo $OUTPUT->heading_with_help($pageheading, 'modulename', $module->name, 'icon');
 315      } else {
 316          echo $OUTPUT->heading_with_help($pageheading, '', $module->name, 'icon');
 317      }
 318  
 319      $mform->display();
 320  
 321      echo $OUTPUT->footer();
 322  }