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MDL-30744 question editing permissions. Update to new accessslib.php code.

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I don't believe this will actually fix the reported problem, which I
cannot reproduce, but it should give us much better error messages, at
which point we can fix it.
This commit is contained in:
Tim Hunt 2011-12-15 11:54:50 +00:00
parent 73c0d46416
commit 6f4c71f5fe
1 changed files with 19 additions and 8 deletions
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27
lib/questionlib.php
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@ -1481,6 +1481,14 @@ function question_get_all_capabilities() {
return $caps;
}
/**
* Tracks all the contexts related to the one where we are currently editing
* questions, and provides helper methods to check permissions.
*
* @copyright 2007 Jamie Pratt me@jamiep.org
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class question_edit_contexts {
public static $caps = array(
@ -1507,28 +1515,27 @@ class question_edit_contexts {
protected $allcontexts;
/**
* @param current context
* Constructor
* @param context the current context.
*/
public function __construct($thiscontext) {
$pcontextids = get_parent_contexts($thiscontext);
$contexts = array($thiscontext);
foreach ($pcontextids as $pcontextid) {
$contexts[] = get_context_instance_by_id($pcontextid);
}
$this->allcontexts = $contexts;
public function __construct(context $thiscontext) {
$this->allcontexts = array_values($thiscontext->get_parent_contexts(true));
}
/**
* @return array all parent contexts
*/
public function all() {
return $this->allcontexts;
}
/**
* @return object lowest context which must be either the module or course context
*/
public function lowest() {
return $this->allcontexts[0];
}
/**
* @param string $cap capability
* @return array parent contexts having capability, zero based index
@ -1542,6 +1549,7 @@ class question_edit_contexts {
}
return $contextswithcap;
}
/**
* @param array $caps capabilities
* @return array parent contexts having at least one of $caps, zero based index
@ -1558,6 +1566,7 @@ class question_edit_contexts {
}
return $contextswithacap;
}
/**
* @param string $tabname edit tab name
* @return array parent contexts having at least one of $caps, zero based index
@ -1565,6 +1574,7 @@ class question_edit_contexts {
public function having_one_edit_tab_cap($tabname) {
return $this->having_one_cap(self::$caps[$tabname]);
}
/**
* Has at least one parent context got the cap $cap?
*
@ -1635,6 +1645,7 @@ class question_edit_contexts {
}
}
/**
* Helps call file_rewrite_pluginfile_urls with the right parameters.
*