From: Petr Skoda <skodak@moodle.org>
Date: Sun, 22 Nov 2009 10:35:20 +0000 (+0000)
Subject: MDL-20928 fixed glossary entry access control
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=e657980dfda5e64a569a03cfbb57aff890077efb;p=moodle.git

MDL-20928 fixed glossary entry access control
---

diff --git a/mod/glossary/showentry.php b/mod/glossary/showentry.php
index 0e14cd75bb..e804fea6c7 100644
--- a/mod/glossary/showentry.php
+++ b/mod/glossary/showentry.php
@@ -1,7 +1,7 @@
 <?php
 
-require_once("../../config.php");
-require_once("lib.php");
+require_once('../../config.php');
+require_once('lib.php');
 
 $concept  = optional_param('concept', '', PARAM_CLEAN);
 $courseid = optional_param('courseid', 0, PARAM_INT);
@@ -9,18 +9,10 @@ $eid      = optional_param('eid', 0, PARAM_INT); // glossary entry id
 $displayformat = optional_param('displayformat',-1, PARAM_SAFEDIR);
 
 $url = new moodle_url($CFG->wwwroot.'/mod/glossary/showentry.php');
-if ($concept !== '') {
-    $url->param('concept', $concept);
-}
-if ($courseid !== 0) {
-    $url->param('courseid', $courseid);
-}
-if ($eid !== 0) {
-    $url->param('eid', $eid);
-}
-if ($displayformat !== -1) {
-    $url->param('displayformat', $displayformat);
-}
+$url->param('concept', $concept);
+$url->param('courseid', $courseid);
+$url->param('eid', $eid);
+$url->param('displayformat', $displayformat);
 $PAGE->set_url($url);
 
 if ($CFG->forcelogin) {
@@ -28,42 +20,51 @@ if ($CFG->forcelogin) {
 }
 
 if ($eid) {
-    $entry = $DB->get_record("glossary_entries", array("id"=>$eid));
-    $glossary = $DB->get_record('glossary', array('id'=>$entry->glossaryid));
-    $entry->glossaryname = format_string($glossary->name,true);
-    if (!$cm = get_coursemodule_from_instance("glossary", $glossary->id)) {
-        print_error("invalidcoursemodule");
-    }
-    if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_MODULE, $cm->id))) {
-        redirect($CFG->wwwroot.'/course/view.php?id='.$cm->course, get_string('activityiscurrentlyhidden'));
-    }
+    $entry = $DB->get_record('glossary_entries', array('id'=>$eid), '*', MUST_EXIST);
+    $glossary = $DB->get_record('glossary', 'id', array($entry->glossaryid), '*', MUST_EXIST);
+    $cm = get_coursemodule_from_instance('glossary', $glossary->id, 0, false, MUST_EXIST);
+    $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
+    require_course_login($course, true, $cm);
+    $entry->glossaryname = $glossary->name;
     $entry->cmid = $cm->id;
     $entry->courseid = $cm->course;
-    $entries[] = $entry;
+    $entries = array($entry);
+
 } else if ($concept) {
+    $course = $DB->get_record('course', array('id'=>$courseid), '*', MUST_EXIST);
+    require_course_login($course);
     $entries = glossary_get_entries_search($concept, $courseid);
+
 } else {
-    print_error('invalidentry');
+    error('No valid entry specified');
 }
 
 if ($entries) {
+    $modinfo = get_fast_modinfo($course);
     foreach ($entries as $key => $entry) {
+        // make sure the entry is visible
+        if (empty($modinfo->cms[$entry->cmid]->uservisible)) {
+            unset($entries[$key]);
+            continue;
+        }
+        if (!$entry->approved and ($USER->id != $entry->userid)) {
+            $context = get_context_instance(CONTEXT_MODULE, $entry->cmid);
+            if (!has_capability('mod/glossary:approve', $context)) {
+                unset($entries[$key]);
+                continue;
+            }
+        }
         //$entries[$key]->footer = "<p align=\"right\">&raquo;&nbsp;<a onClick=\"if (window.opener) {window.opener.location.href='$CFG->wwwroot/mod/glossary/view.php?g=$entry->glossaryid'; return false;} else {openpopup('/mod/glossary/view.php?g=$entry->glossaryid', 'glossary', 'menubar=1,location=1,toolbar=1,scrollbars=1,directories=1,status=1,resizable=1', 0); return false;}\" href=\"$CFG->wwwroot/mod/glossary/view.php?g=$entry->glossaryid\" target=\"_blank\">".format_string($entry->glossaryname,true)."</a></p>";  // Could not get this to work satisfactorily in all cases  - Martin
         $entries[$key]->footer = "<p style=\"text-align:right\">&raquo;&nbsp;<a href=\"$CFG->wwwroot/mod/glossary/view.php?g=$entry->glossaryid\">".format_string($entry->glossaryname,true)."</a></p>";
-        add_to_log($entry->courseid, "glossary", "view entry", "showentry.php?eid=$entry->id", $entry->id, $entry->cmid);
+        add_to_log($entry->courseid, 'glossary', 'view entry', "showentry.php?eid=$entry->id", $entry->id, $entry->cmid);
     }
 }
 
 if (!empty($courseid)) {
-    $course = $DB->get_record("course", array("id"=>$courseid));
-    if ($course->id != SITEID) {
-        require_login($courseid);
-    }
-
-    $strglossaries = get_string("modulenameplural", "glossary");
-    $strsearch = get_string("search");
+    $strglossaries = get_string('modulenameplural', 'glossary');
+    $strsearch = get_string('search');
 
-    $CFG->framename = "newwindow";
+    $CFG->framename = 'newwindow';
 
     $PAGE->navbar->add($strglossaries);
     $PAGE->navbar->add($strsearch);