mod/wiki/create.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 require_once('../../config.php');
  19 require_once(__DIR__ . '/create_form.php');
  20 require_once($CFG->dirroot . '/mod/wiki/lib.php');
  21 require_once($CFG->dirroot . '/mod/wiki/locallib.php');
  22 require_once($CFG->dirroot . '/mod/wiki/pagelib.php');
  23
  24 // this page accepts two actions: new and create
  25 // 'new' action will display a form contains page title and page format
  26 // selections
  27 // 'create' action will create a new page in db, and redirect to
  28 // page editing page.
  29 $action = optional_param('action', 'new', PARAM_TEXT);
  30 $wid = optional_param('wid', 0, PARAM_INT);
  31 $swid = optional_param('swid', 0, PARAM_INT);
  32 $group = optional_param('group', 0, PARAM_INT);
  33 $uid = optional_param('uid', 0, PARAM_INT);
  34
  35 // 'create' action must be submitted by moodle form
  36 // so sesskey must be checked
  37 if ($action == 'create') {
  38     if (!confirm_sesskey()) {
  39         throw new \moodle_exception('invalidsesskey');
  40     }
  41 }
  42
  43 if (!empty($swid)) {
  44     $subwiki = wiki_get_subwiki($swid);
  45
  46     if (!$wiki = wiki_get_wiki($subwiki->wikiid)) {
  47         throw new \moodle_exception('incorrectwikiid', 'wiki');
  48     }
  49
  50 } else {
  51     $subwiki = wiki_get_subwiki_by_group($wid, $group, $uid);
  52
  53     if (!$wiki = wiki_get_wiki($wid)) {
  54         throw new \moodle_exception('incorrectwikiid', 'wiki');
  55     }
  56
  57 }
  58
  59 if (!$cm = get_coursemodule_from_instance('wiki', $wiki->id)) {
  60     throw new \moodle_exception('invalidcoursemodule');
  61 }
  62
  63 $groups = new stdClass();
  64 if (groups_get_activity_groupmode($cm)) {
  65     $modulecontext = context_module::instance($cm->id);
  66     $canaccessgroups = has_capability('moodle/site:accessallgroups', $modulecontext);
  67     if ($canaccessgroups) {
  68         $groups->availablegroups = groups_get_all_groups($cm->course);
  69         $allpart = new stdClass();
  70         $allpart->id = '0';
  71         $allpart->name = get_string('allparticipants');
  72         array_unshift($groups->availablegroups, $allpart);
  73     } else {
  74         $groups->availablegroups = groups_get_all_groups($cm->course, $USER->id);
  75     }
  76     if (!empty($group)) {
  77         $groups->currentgroup = $group;
  78     } else {
  79         $groups->currentgroup = groups_get_activity_group($cm);
  80     }
  81 }
  82
  83 $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  84
  85 require_login($course, true, $cm);
  86
  87 // The title of the new page, cannot be empty.
  88 $title = optional_param('title', get_string('newpage', 'wiki'), PARAM_TEXT);
  89 $wikipage = new page_wiki_create($wiki, $subwiki, $cm);
  90
  91 if (!empty($swid)) {
  92     $wikipage->set_gid($subwiki->groupid);
  93     $wikipage->set_uid($subwiki->userid);
  94     $wikipage->set_swid($swid);
  95 } else {
  96     $wikipage->set_wid($wid);
  97     $wikipage->set_gid($group);
  98     $wikipage->set_uid($uid);
  99 }
 100
 101 $wikipage->set_availablegroups($groups);
 102 $wikipage->set_title($title);
 103
 104 // set page action, and initialise moodle form
 105 $wikipage->set_action($action);
 106
 107 switch ($action) {
 108 case 'create':
 109     $newpageid = $wikipage->create_page($title);
 110     redirect($CFG->wwwroot . '/mod/wiki/edit.php?pageid='.$newpageid);
 111     break;
 112 case 'new':
 113     // Go straight to editing if we know the page title and we're in force format mode.
 114     if ((int)$wiki->forceformat == 1 && $title != get_string('newpage', 'wiki')) {
 115         $newpageid = $wikipage->create_page($title);
 116         redirect($CFG->wwwroot . '/mod/wiki/edit.php?pageid='.$newpageid);
 117     } else {
 118         $wikipage->print_header();
 119         // Create a new page.
 120         $wikipage->print_content($title);
 121     }
 122     $wikipage->print_footer();
 123     break;
 124 }