Initial commit
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										858
									
								
								content/lib/plugins/acl/admin.php
									
									
									
									
									
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										858
									
								
								content/lib/plugins/acl/admin.php
									
									
									
									
									
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							@@ -0,0 +1,858 @@
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<?php
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/**
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 * ACL administration functions
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 *
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 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
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 * @author     Andreas Gohr <andi@splitbrain.org>
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 * @author     Anika Henke <anika@selfthinker.org> (concepts)
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 * @author     Frank Schubert <frank@schokilade.de> (old version)
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 */
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/**
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 * All DokuWiki plugins to extend the admin function
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 * need to inherit from this class
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 */
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class admin_plugin_acl extends DokuWiki_Admin_Plugin
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{
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    public $acl = null;
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    protected $ns  = null;
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    /**
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     * The currently selected item, associative array with id and type.
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     * Populated from (in this order):
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     * $_REQUEST['current_ns']
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     * $_REQUEST['current_id']
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     * $ns
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     * $ID
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     */
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    protected $current_item = null;
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    protected $who = '';
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    protected $usersgroups = array();
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    protected $specials = array();
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    /**
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     * return prompt for admin menu
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     */
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    public function getMenuText($language)
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    {
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        return $this->getLang('admin_acl');
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    }
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    /**
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     * return sort order for position in admin menu
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     */
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    public function getMenuSort()
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    {
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        return 1;
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    }
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    /**
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     * handle user request
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     *
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     * Initializes internal vars and handles modifications
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     *
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     * @author Andreas Gohr <andi@splitbrain.org>
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     */
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    public function handle()
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    {
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        global $AUTH_ACL;
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        global $ID;
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        global $auth;
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        global $config_cascade;
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        global $INPUT;
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        // fresh 1:1 copy without replacements
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        $AUTH_ACL = file($config_cascade['acl']['default']);
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        // namespace given?
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        if ($INPUT->str('ns') == '*') {
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            $this->ns = '*';
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        } else {
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            $this->ns = cleanID($INPUT->str('ns'));
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        }
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        if ($INPUT->str('current_ns')) {
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            $this->current_item = array('id' => cleanID($INPUT->str('current_ns')), 'type' => 'd');
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        } elseif ($INPUT->str('current_id')) {
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            $this->current_item = array('id' => cleanID($INPUT->str('current_id')), 'type' => 'f');
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        } elseif ($this->ns) {
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            $this->current_item = array('id' => $this->ns, 'type' => 'd');
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        } else {
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            $this->current_item = array('id' => $ID, 'type' => 'f');
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        }
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        // user or group choosen?
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        $who = trim($INPUT->str('acl_w'));
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        if ($INPUT->str('acl_t') == '__g__' && $who) {
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            $this->who = '@'.ltrim($auth->cleanGroup($who), '@');
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        } elseif ($INPUT->str('acl_t') == '__u__' && $who) {
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            $this->who = ltrim($who, '@');
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            if ($this->who != '%USER%' && $this->who != '%GROUP%') { #keep wildcard as is
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                $this->who = $auth->cleanUser($this->who);
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            }
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        } elseif ($INPUT->str('acl_t') &&
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                $INPUT->str('acl_t') != '__u__' &&
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                $INPUT->str('acl_t') != '__g__') {
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            $this->who = $INPUT->str('acl_t');
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        } elseif ($who) {
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            $this->who = $who;
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        }
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        // handle modifications
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        if ($INPUT->has('cmd') && checkSecurityToken()) {
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            $cmd = $INPUT->extract('cmd')->str('cmd');
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            // scope for modifications
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            if ($this->ns) {
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                if ($this->ns == '*') {
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                    $scope = '*';
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                } else {
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                    $scope = $this->ns.':*';
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                }
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            } else {
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                $scope = $ID;
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            }
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            if ($cmd == 'save' && $scope && $this->who && $INPUT->has('acl')) {
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                // handle additions or single modifications
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                $this->deleteACL($scope, $this->who);
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                $this->addOrUpdateACL($scope, $this->who, $INPUT->int('acl'));
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            } elseif ($cmd == 'del' && $scope && $this->who) {
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                // handle single deletions
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                $this->deleteACL($scope, $this->who);
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            } elseif ($cmd == 'update') {
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                $acl = $INPUT->arr('acl');
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                // handle update of the whole file
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                foreach ($INPUT->arr('del') as $where => $names) {
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                    // remove all rules marked for deletion
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                    foreach ($names as $who)
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                        unset($acl[$where][$who]);
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                }
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                // prepare lines
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                $lines = array();
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                // keep header
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                foreach ($AUTH_ACL as $line) {
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                    if ($line[0] == '#') {
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                        $lines[] = $line;
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                    } else {
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                        break;
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                    }
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                }
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                // re-add all rules
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                foreach ($acl as $where => $opt) {
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                    foreach ($opt as $who => $perm) {
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                        if ($who[0]=='@') {
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                            if ($who!='@ALL') {
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                                $who = '@'.ltrim($auth->cleanGroup($who), '@');
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                            }
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                        } elseif ($who != '%USER%' && $who != '%GROUP%') { #keep wildcard as is
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                            $who = $auth->cleanUser($who);
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                        }
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                        $who = auth_nameencode($who, true);
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                        $lines[] = "$where\t$who\t$perm\n";
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                    }
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                }
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                // save it
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                io_saveFile($config_cascade['acl']['default'], join('', $lines));
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            }
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            // reload ACL config
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            $AUTH_ACL = file($config_cascade['acl']['default']);
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        }
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        // initialize ACL array
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        $this->initAclConfig();
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    }
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    /**
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     * ACL Output function
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     *
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     * print a table with all significant permissions for the
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     * current id
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     *
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     * @author  Frank Schubert <frank@schokilade.de>
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     * @author  Andreas Gohr <andi@splitbrain.org>
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     */
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    public function html()
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    {
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        echo '<div id="acl_manager">'.NL;
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        echo '<h1>'.$this->getLang('admin_acl').'</h1>'.NL;
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        echo '<div class="level1">'.NL;
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        echo '<div id="acl__tree">'.NL;
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        $this->makeExplorer();
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        echo '</div>'.NL;
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        echo '<div id="acl__detail">'.NL;
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        $this->printDetail();
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        echo '</div>'.NL;
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        echo '</div>'.NL;
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        echo '<div class="clearer"></div>';
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        echo '<h2>'.$this->getLang('current').'</h2>'.NL;
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        echo '<div class="level2">'.NL;
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        $this->printAclTable();
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        echo '</div>'.NL;
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        echo '<div class="footnotes"><div class="fn">'.NL;
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        echo '<sup><a id="fn__1" class="fn_bot" href="#fnt__1">1)</a></sup>'.NL;
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        echo '<div class="content">'.$this->getLang('p_include').'</div>';
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        echo '</div></div>';
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        echo '</div>'.NL;
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    }
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    /**
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     * returns array with set options for building links
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     *
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     * @author Andreas Gohr <andi@splitbrain.org>
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     */
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    protected function getLinkOptions($addopts = null)
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    {
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        $opts = array(
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                    'do'=>'admin',
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                    'page'=>'acl',
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                );
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        if ($this->ns) $opts['ns'] = $this->ns;
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        if ($this->who) $opts['acl_w'] = $this->who;
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        if (is_null($addopts)) return $opts;
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        return array_merge($opts, $addopts);
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    }
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    /**
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     * Display a tree menu to select a page or namespace
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     *
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     * @author Andreas Gohr <andi@splitbrain.org>
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     */
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    protected function makeExplorer()
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    {
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        global $conf;
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        global $ID;
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        global $lang;
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        $ns  = $this->ns;
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        if (empty($ns)) {
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            $ns = dirname(str_replace(':', '/', $ID));
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            if ($ns == '.') $ns ='';
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        } elseif ($ns == '*') {
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            $ns ='';
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        }
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        $ns  = utf8_encodeFN(str_replace(':', '/', $ns));
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        $data = $this->makeTree($ns);
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        // wrap a list with the root level around the other namespaces
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        array_unshift($data, array( 'level' => 0, 'id' => '*', 'type' => 'd',
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                   'open' =>'true', 'label' => '['.$lang['mediaroot'].']'));
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        echo html_buildlist(
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            $data,
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            'acl',
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            array($this, 'makeTreeItem'),
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            array($this, 'makeListItem')
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        );
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    }
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    /**
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     * get a combined list of media and page files
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     *
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     * also called via AJAX
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     *
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     * @param string $folder an already converted filesystem folder of the current namespace
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     * @param string $limit limit the search to this folder
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     * @return array
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     */
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    public function makeTree($folder, $limit = '')
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    {
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        global $conf;
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        // read tree structure from pages and media
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        $data = array();
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        search($data, $conf['datadir'], 'search_index', array('ns' => $folder), $limit);
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        $media = array();
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        search($media, $conf['mediadir'], 'search_index', array('ns' => $folder, 'nofiles' => true), $limit);
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        $data = array_merge($data, $media);
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        unset($media);
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		||||
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        // combine by sorting and removing duplicates
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        usort($data, array($this, 'treeSort'));
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        $count = count($data);
 | 
			
		||||
        if ($count>0) for ($i=1; $i<$count; $i++) {
 | 
			
		||||
            if ($data[$i-1]['id'] == $data[$i]['id'] && $data[$i-1]['type'] == $data[$i]['type']) {
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		||||
                unset($data[$i]);
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		||||
                $i++;  // duplicate found, next $i can't be a duplicate, so skip forward one
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		||||
            }
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		||||
        }
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        return $data;
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		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
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     * usort callback
 | 
			
		||||
     *
 | 
			
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     * Sorts the combined trees of media and page files
 | 
			
		||||
     */
 | 
			
		||||
    public function treeSort($a, $b)
 | 
			
		||||
    {
 | 
			
		||||
        // handle the trivial cases first
 | 
			
		||||
        if ($a['id'] == '') return -1;
 | 
			
		||||
        if ($b['id'] == '') return 1;
 | 
			
		||||
        // split up the id into parts
 | 
			
		||||
        $a_ids = explode(':', $a['id']);
 | 
			
		||||
        $b_ids = explode(':', $b['id']);
 | 
			
		||||
        // now loop through the parts
 | 
			
		||||
        while (count($a_ids) && count($b_ids)) {
 | 
			
		||||
            // compare each level from upper to lower
 | 
			
		||||
            // until a non-equal component is found
 | 
			
		||||
            $cur_result = strcmp(array_shift($a_ids), array_shift($b_ids));
 | 
			
		||||
            if ($cur_result) {
 | 
			
		||||
                // if one of the components is the last component and is a file
 | 
			
		||||
                // and the other one is either of a deeper level or a directory,
 | 
			
		||||
                // the file has to come after the deeper level or directory
 | 
			
		||||
                if (empty($a_ids) && $a['type'] == 'f' && (count($b_ids) || $b['type'] == 'd')) return 1;
 | 
			
		||||
                if (empty($b_ids) && $b['type'] == 'f' && (count($a_ids) || $a['type'] == 'd')) return -1;
 | 
			
		||||
                return $cur_result;
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
        // The two ids seem to be equal. One of them might however refer
 | 
			
		||||
        // to a page, one to a namespace, the namespace needs to be first.
 | 
			
		||||
        if (empty($a_ids) && empty($b_ids)) {
 | 
			
		||||
            if ($a['type'] == $b['type']) return 0;
 | 
			
		||||
            if ($a['type'] == 'f') return 1;
 | 
			
		||||
            return -1;
 | 
			
		||||
        }
 | 
			
		||||
        // Now the empty part is either a page in the parent namespace
 | 
			
		||||
        // that obviously needs to be after the namespace
 | 
			
		||||
        // Or it is the namespace that contains the other part and should be
 | 
			
		||||
        // before that other part.
 | 
			
		||||
        if (empty($a_ids)) return ($a['type'] == 'd') ? -1 : 1;
 | 
			
		||||
        if (empty($b_ids)) return ($b['type'] == 'd') ? 1 : -1;
 | 
			
		||||
        return 0; //shouldn't happen
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Display the current ACL for selected where/who combination with
 | 
			
		||||
     * selectors and modification form
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function printDetail()
 | 
			
		||||
    {
 | 
			
		||||
        global $ID;
 | 
			
		||||
 | 
			
		||||
        echo '<form action="'.wl().'" method="post" accept-charset="utf-8"><div class="no">'.NL;
 | 
			
		||||
 | 
			
		||||
        echo '<div id="acl__user">';
 | 
			
		||||
        echo $this->getLang('acl_perms').' ';
 | 
			
		||||
        $inl =  $this->makeSelect();
 | 
			
		||||
        echo '<input type="text" name="acl_w" class="edit" value="'.(($inl)?'':hsc(ltrim($this->who, '@'))).'" />'.NL;
 | 
			
		||||
        echo '<button type="submit">'.$this->getLang('btn_select').'</button>'.NL;
 | 
			
		||||
        echo '</div>'.NL;
 | 
			
		||||
 | 
			
		||||
        echo '<div id="acl__info">';
 | 
			
		||||
        $this->printInfo();
 | 
			
		||||
        echo '</div>';
 | 
			
		||||
 | 
			
		||||
        echo '<input type="hidden" name="ns" value="'.hsc($this->ns).'" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="id" value="'.hsc($ID).'" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="do" value="admin" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="page" value="acl" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="sectok" value="'.getSecurityToken().'" />'.NL;
 | 
			
		||||
        echo '</div></form>'.NL;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Print info and editor
 | 
			
		||||
     *
 | 
			
		||||
     * also loaded via Ajax
 | 
			
		||||
     */
 | 
			
		||||
    public function printInfo()
 | 
			
		||||
    {
 | 
			
		||||
        global $ID;
 | 
			
		||||
 | 
			
		||||
        if ($this->who) {
 | 
			
		||||
            $current = $this->getExactPermisson();
 | 
			
		||||
 | 
			
		||||
            // explain current permissions
 | 
			
		||||
            $this->printExplanation($current);
 | 
			
		||||
            // load editor
 | 
			
		||||
            $this->printAclEditor($current);
 | 
			
		||||
        } else {
 | 
			
		||||
            echo '<p>';
 | 
			
		||||
            if ($this->ns) {
 | 
			
		||||
                printf($this->getLang('p_choose_ns'), hsc($this->ns));
 | 
			
		||||
            } else {
 | 
			
		||||
                printf($this->getLang('p_choose_id'), hsc($ID));
 | 
			
		||||
            }
 | 
			
		||||
            echo '</p>';
 | 
			
		||||
 | 
			
		||||
            echo $this->locale_xhtml('help');
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Display the ACL editor
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function printAclEditor($current)
 | 
			
		||||
    {
 | 
			
		||||
        global $lang;
 | 
			
		||||
 | 
			
		||||
        echo '<fieldset>';
 | 
			
		||||
        if (is_null($current)) {
 | 
			
		||||
            echo '<legend>'.$this->getLang('acl_new').'</legend>';
 | 
			
		||||
        } else {
 | 
			
		||||
            echo '<legend>'.$this->getLang('acl_mod').'</legend>';
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        echo $this->makeCheckboxes($current, empty($this->ns), 'acl');
 | 
			
		||||
 | 
			
		||||
        if (is_null($current)) {
 | 
			
		||||
            echo '<button type="submit" name="cmd[save]">'.$lang['btn_save'].'</button>'.NL;
 | 
			
		||||
        } else {
 | 
			
		||||
            echo '<button type="submit" name="cmd[save]">'.$lang['btn_update'].'</button>'.NL;
 | 
			
		||||
            echo '<button type="submit" name="cmd[del]">'.$lang['btn_delete'].'</button>'.NL;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        echo '</fieldset>';
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Explain the currently set permissions in plain english/$lang
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function printExplanation($current)
 | 
			
		||||
    {
 | 
			
		||||
        global $ID;
 | 
			
		||||
        global $auth;
 | 
			
		||||
 | 
			
		||||
        $who = $this->who;
 | 
			
		||||
        $ns  = $this->ns;
 | 
			
		||||
 | 
			
		||||
        // prepare where to check
 | 
			
		||||
        if ($ns) {
 | 
			
		||||
            if ($ns == '*') {
 | 
			
		||||
                $check='*';
 | 
			
		||||
            } else {
 | 
			
		||||
                $check=$ns.':*';
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            $check = $ID;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // prepare who to check
 | 
			
		||||
        if ($who[0] == '@') {
 | 
			
		||||
            $user   = '';
 | 
			
		||||
            $groups = array(ltrim($who, '@'));
 | 
			
		||||
        } else {
 | 
			
		||||
            $user = $who;
 | 
			
		||||
            $info = $auth->getUserData($user);
 | 
			
		||||
            if ($info === false) {
 | 
			
		||||
                $groups = array();
 | 
			
		||||
            } else {
 | 
			
		||||
                $groups = $info['grps'];
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // check the permissions
 | 
			
		||||
        $perm = auth_aclcheck($check, $user, $groups);
 | 
			
		||||
 | 
			
		||||
        // build array of named permissions
 | 
			
		||||
        $names = array();
 | 
			
		||||
        if ($perm) {
 | 
			
		||||
            if ($ns) {
 | 
			
		||||
                if ($perm >= AUTH_DELETE) $names[] = $this->getLang('acl_perm16');
 | 
			
		||||
                if ($perm >= AUTH_UPLOAD) $names[] = $this->getLang('acl_perm8');
 | 
			
		||||
                if ($perm >= AUTH_CREATE) $names[] = $this->getLang('acl_perm4');
 | 
			
		||||
            }
 | 
			
		||||
            if ($perm >= AUTH_EDIT) $names[] = $this->getLang('acl_perm2');
 | 
			
		||||
            if ($perm >= AUTH_READ) $names[] = $this->getLang('acl_perm1');
 | 
			
		||||
            $names = array_reverse($names);
 | 
			
		||||
        } else {
 | 
			
		||||
            $names[] = $this->getLang('acl_perm0');
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // print permission explanation
 | 
			
		||||
        echo '<p>';
 | 
			
		||||
        if ($user) {
 | 
			
		||||
            if ($ns) {
 | 
			
		||||
                printf($this->getLang('p_user_ns'), hsc($who), hsc($ns), join(', ', $names));
 | 
			
		||||
            } else {
 | 
			
		||||
                printf($this->getLang('p_user_id'), hsc($who), hsc($ID), join(', ', $names));
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            if ($ns) {
 | 
			
		||||
                printf($this->getLang('p_group_ns'), hsc(ltrim($who, '@')), hsc($ns), join(', ', $names));
 | 
			
		||||
            } else {
 | 
			
		||||
                printf($this->getLang('p_group_id'), hsc(ltrim($who, '@')), hsc($ID), join(', ', $names));
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
        echo '</p>';
 | 
			
		||||
 | 
			
		||||
        // add note if admin
 | 
			
		||||
        if ($perm == AUTH_ADMIN) {
 | 
			
		||||
            echo '<p>'.$this->getLang('p_isadmin').'</p>';
 | 
			
		||||
        } elseif (is_null($current)) {
 | 
			
		||||
            echo '<p>'.$this->getLang('p_inherited').'</p>';
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Item formatter for the tree view
 | 
			
		||||
     *
 | 
			
		||||
     * User function for html_buildlist()
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    public function makeTreeItem($item)
 | 
			
		||||
    {
 | 
			
		||||
        $ret = '';
 | 
			
		||||
        // what to display
 | 
			
		||||
        if (!empty($item['label'])) {
 | 
			
		||||
            $base = $item['label'];
 | 
			
		||||
        } else {
 | 
			
		||||
            $base = ':'.$item['id'];
 | 
			
		||||
            $base = substr($base, strrpos($base, ':')+1);
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // highlight?
 | 
			
		||||
        if (($item['type']== $this->current_item['type'] && $item['id'] == $this->current_item['id'])) {
 | 
			
		||||
            $cl = ' cur';
 | 
			
		||||
        } else {
 | 
			
		||||
            $cl = '';
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // namespace or page?
 | 
			
		||||
        if ($item['type']=='d') {
 | 
			
		||||
            if ($item['open']) {
 | 
			
		||||
                $img   = DOKU_BASE.'lib/images/minus.gif';
 | 
			
		||||
                $alt   = '−';
 | 
			
		||||
            } else {
 | 
			
		||||
                $img   = DOKU_BASE.'lib/images/plus.gif';
 | 
			
		||||
                $alt   = '+';
 | 
			
		||||
            }
 | 
			
		||||
            $ret .= '<img src="'.$img.'" alt="'.$alt.'" />';
 | 
			
		||||
            $ret .= '<a href="'.
 | 
			
		||||
                wl('', $this->getLinkOptions(array('ns'=> $item['id'], 'sectok'=>getSecurityToken()))).
 | 
			
		||||
                '" class="idx_dir'.$cl.'">';
 | 
			
		||||
            $ret .= $base;
 | 
			
		||||
            $ret .= '</a>';
 | 
			
		||||
        } else {
 | 
			
		||||
            $ret .= '<a href="'.
 | 
			
		||||
                wl('', $this->getLinkOptions(array('id'=> $item['id'], 'ns'=>'', 'sectok'=>getSecurityToken()))).
 | 
			
		||||
                '" class="wikilink1'.$cl.'">';
 | 
			
		||||
            $ret .= noNS($item['id']);
 | 
			
		||||
            $ret .= '</a>';
 | 
			
		||||
        }
 | 
			
		||||
        return $ret;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * List Item formatter
 | 
			
		||||
     *
 | 
			
		||||
     * @param array $item
 | 
			
		||||
     * @return string
 | 
			
		||||
     */
 | 
			
		||||
    public function makeListItem($item)
 | 
			
		||||
    {
 | 
			
		||||
        return '<li class="level' . $item['level'] . ' ' .
 | 
			
		||||
               ($item['open'] ? 'open' : 'closed') . '">';
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Get current ACL settings as multidim array
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    public function initAclConfig()
 | 
			
		||||
    {
 | 
			
		||||
        global $AUTH_ACL;
 | 
			
		||||
        global $conf;
 | 
			
		||||
        $acl_config=array();
 | 
			
		||||
        $usersgroups = array();
 | 
			
		||||
 | 
			
		||||
        // get special users and groups
 | 
			
		||||
        $this->specials[] = '@ALL';
 | 
			
		||||
        $this->specials[] = '@'.$conf['defaultgroup'];
 | 
			
		||||
        if ($conf['manager'] != '!!not set!!') {
 | 
			
		||||
            $this->specials = array_merge(
 | 
			
		||||
                $this->specials,
 | 
			
		||||
                array_map(
 | 
			
		||||
                    'trim',
 | 
			
		||||
                    explode(',', $conf['manager'])
 | 
			
		||||
                )
 | 
			
		||||
            );
 | 
			
		||||
        }
 | 
			
		||||
        $this->specials = array_filter($this->specials);
 | 
			
		||||
        $this->specials = array_unique($this->specials);
 | 
			
		||||
        sort($this->specials);
 | 
			
		||||
 | 
			
		||||
        foreach ($AUTH_ACL as $line) {
 | 
			
		||||
            $line = trim(preg_replace('/#.*$/', '', $line)); //ignore comments
 | 
			
		||||
            if (!$line) continue;
 | 
			
		||||
 | 
			
		||||
            $acl = preg_split('/[ \t]+/', $line);
 | 
			
		||||
            //0 is pagename, 1 is user, 2 is acl
 | 
			
		||||
 | 
			
		||||
            $acl[1] = rawurldecode($acl[1]);
 | 
			
		||||
            $acl_config[$acl[0]][$acl[1]] = $acl[2];
 | 
			
		||||
 | 
			
		||||
            // store non-special users and groups for later selection dialog
 | 
			
		||||
            $ug = $acl[1];
 | 
			
		||||
            if (in_array($ug, $this->specials)) continue;
 | 
			
		||||
            $usersgroups[] = $ug;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        $usersgroups = array_unique($usersgroups);
 | 
			
		||||
        sort($usersgroups);
 | 
			
		||||
        ksort($acl_config);
 | 
			
		||||
 | 
			
		||||
        $this->acl = $acl_config;
 | 
			
		||||
        $this->usersgroups = $usersgroups;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Display all currently set permissions in a table
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function printAclTable()
 | 
			
		||||
    {
 | 
			
		||||
        global $lang;
 | 
			
		||||
        global $ID;
 | 
			
		||||
 | 
			
		||||
        echo '<form action="'.wl().'" method="post" accept-charset="utf-8"><div class="no">'.NL;
 | 
			
		||||
        if ($this->ns) {
 | 
			
		||||
            echo '<input type="hidden" name="ns" value="'.hsc($this->ns).'" />'.NL;
 | 
			
		||||
        } else {
 | 
			
		||||
            echo '<input type="hidden" name="id" value="'.hsc($ID).'" />'.NL;
 | 
			
		||||
        }
 | 
			
		||||
        echo '<input type="hidden" name="acl_w" value="'.hsc($this->who).'" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="do" value="admin" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="page" value="acl" />'.NL;
 | 
			
		||||
        echo '<input type="hidden" name="sectok" value="'.getSecurityToken().'" />'.NL;
 | 
			
		||||
        echo '<div class="table">';
 | 
			
		||||
        echo '<table class="inline">';
 | 
			
		||||
        echo '<tr>';
 | 
			
		||||
        echo '<th>'.$this->getLang('where').'</th>';
 | 
			
		||||
        echo '<th>'.$this->getLang('who').'</th>';
 | 
			
		||||
        echo '<th>'.$this->getLang('perm').'<sup><a id="fnt__1" class="fn_top" href="#fn__1">1)</a></sup></th>';
 | 
			
		||||
        echo '<th>'.$lang['btn_delete'].'</th>';
 | 
			
		||||
        echo '</tr>';
 | 
			
		||||
        foreach ($this->acl as $where => $set) {
 | 
			
		||||
            foreach ($set as $who => $perm) {
 | 
			
		||||
                echo '<tr>';
 | 
			
		||||
                echo '<td>';
 | 
			
		||||
                if (substr($where, -1) == '*') {
 | 
			
		||||
                    echo '<span class="aclns">'.hsc($where).'</span>';
 | 
			
		||||
                    $ispage = false;
 | 
			
		||||
                } else {
 | 
			
		||||
                    echo '<span class="aclpage">'.hsc($where).'</span>';
 | 
			
		||||
                    $ispage = true;
 | 
			
		||||
                }
 | 
			
		||||
                echo '</td>';
 | 
			
		||||
 | 
			
		||||
                echo '<td>';
 | 
			
		||||
                if ($who[0] == '@') {
 | 
			
		||||
                    echo '<span class="aclgroup">'.hsc($who).'</span>';
 | 
			
		||||
                } else {
 | 
			
		||||
                    echo '<span class="acluser">'.hsc($who).'</span>';
 | 
			
		||||
                }
 | 
			
		||||
                echo '</td>';
 | 
			
		||||
 | 
			
		||||
                echo '<td>';
 | 
			
		||||
                echo $this->makeCheckboxes($perm, $ispage, 'acl['.$where.']['.$who.']');
 | 
			
		||||
                echo '</td>';
 | 
			
		||||
 | 
			
		||||
                echo '<td class="check">';
 | 
			
		||||
                echo '<input type="checkbox" name="del['.hsc($where).'][]" value="'.hsc($who).'" />';
 | 
			
		||||
                echo '</td>';
 | 
			
		||||
                echo '</tr>';
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        echo '<tr>';
 | 
			
		||||
        echo '<th class="action" colspan="4">';
 | 
			
		||||
        echo '<button type="submit" name="cmd[update]">'.$lang['btn_update'].'</button>';
 | 
			
		||||
        echo '</th>';
 | 
			
		||||
        echo '</tr>';
 | 
			
		||||
        echo '</table>';
 | 
			
		||||
        echo '</div>';
 | 
			
		||||
        echo '</div></form>'.NL;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Returns the permission which were set for exactly the given user/group
 | 
			
		||||
     * and page/namespace. Returns null if no exact match is available
 | 
			
		||||
     *
 | 
			
		||||
     * @author Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function getExactPermisson()
 | 
			
		||||
    {
 | 
			
		||||
        global $ID;
 | 
			
		||||
        if ($this->ns) {
 | 
			
		||||
            if ($this->ns == '*') {
 | 
			
		||||
                $check = '*';
 | 
			
		||||
            } else {
 | 
			
		||||
                $check = $this->ns.':*';
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            $check = $ID;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        if (isset($this->acl[$check][$this->who])) {
 | 
			
		||||
            return $this->acl[$check][$this->who];
 | 
			
		||||
        } else {
 | 
			
		||||
            return null;
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * adds new acl-entry to conf/acl.auth.php
 | 
			
		||||
     *
 | 
			
		||||
     * @author  Frank Schubert <frank@schokilade.de>
 | 
			
		||||
     */
 | 
			
		||||
    public function addOrUpdateACL($acl_scope, $acl_user, $acl_level)
 | 
			
		||||
    {
 | 
			
		||||
        global $config_cascade;
 | 
			
		||||
 | 
			
		||||
        // first make sure we won't end up with 2 lines matching this user and scope. See issue #1115
 | 
			
		||||
        $this->deleteACL($acl_scope, $acl_user);
 | 
			
		||||
        $acl_user = auth_nameencode($acl_user, true);
 | 
			
		||||
 | 
			
		||||
        // max level for pagenames is edit
 | 
			
		||||
        if (strpos($acl_scope, '*') === false) {
 | 
			
		||||
            if ($acl_level > AUTH_EDIT) $acl_level = AUTH_EDIT;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        $new_acl = "$acl_scope\t$acl_user\t$acl_level\n";
 | 
			
		||||
 | 
			
		||||
        return io_saveFile($config_cascade['acl']['default'], $new_acl, true);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * remove acl-entry from conf/acl.auth.php
 | 
			
		||||
     *
 | 
			
		||||
     * @author  Frank Schubert <frank@schokilade.de>
 | 
			
		||||
     */
 | 
			
		||||
    public function deleteACL($acl_scope, $acl_user)
 | 
			
		||||
    {
 | 
			
		||||
        global $config_cascade;
 | 
			
		||||
        $acl_user = auth_nameencode($acl_user, true);
 | 
			
		||||
 | 
			
		||||
        $acl_pattern = '^'.preg_quote($acl_scope, '/').'[ \t]+'.$acl_user.'[ \t]+[0-8].*$';
 | 
			
		||||
 | 
			
		||||
        return io_deleteFromFile($config_cascade['acl']['default'], "/$acl_pattern/", true);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * print the permission radio boxes
 | 
			
		||||
     *
 | 
			
		||||
     * @author  Frank Schubert <frank@schokilade.de>
 | 
			
		||||
     * @author  Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function makeCheckboxes($setperm, $ispage, $name)
 | 
			
		||||
    {
 | 
			
		||||
        global $lang;
 | 
			
		||||
 | 
			
		||||
        static $label = 0; //number labels
 | 
			
		||||
        $ret = '';
 | 
			
		||||
 | 
			
		||||
        if ($ispage && $setperm > AUTH_EDIT) $setperm = AUTH_EDIT;
 | 
			
		||||
 | 
			
		||||
        foreach (array(AUTH_NONE,AUTH_READ,AUTH_EDIT,AUTH_CREATE,AUTH_UPLOAD,AUTH_DELETE) as $perm) {
 | 
			
		||||
            $label += 1;
 | 
			
		||||
 | 
			
		||||
            //general checkbox attributes
 | 
			
		||||
            $atts = array( 'type'  => 'radio',
 | 
			
		||||
                           'id'    => 'pbox'.$label,
 | 
			
		||||
                           'name'  => $name,
 | 
			
		||||
                           'value' => $perm );
 | 
			
		||||
            //dynamic attributes
 | 
			
		||||
            if (!is_null($setperm) && $setperm == $perm) $atts['checked']  = 'checked';
 | 
			
		||||
            if ($ispage && $perm > AUTH_EDIT) {
 | 
			
		||||
                $atts['disabled'] = 'disabled';
 | 
			
		||||
                $class = ' class="disabled"';
 | 
			
		||||
            } else {
 | 
			
		||||
                $class = '';
 | 
			
		||||
            }
 | 
			
		||||
 | 
			
		||||
            //build code
 | 
			
		||||
            $ret .= '<label for="pbox'.$label.'"'.$class.'>';
 | 
			
		||||
            $ret .= '<input '.buildAttributes($atts).' /> ';
 | 
			
		||||
            $ret .= $this->getLang('acl_perm'.$perm);
 | 
			
		||||
            $ret .= '</label>'.NL;
 | 
			
		||||
        }
 | 
			
		||||
        return $ret;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    /**
 | 
			
		||||
     * Print a user/group selector (reusing already used users and groups)
 | 
			
		||||
     *
 | 
			
		||||
     * @author  Andreas Gohr <andi@splitbrain.org>
 | 
			
		||||
     */
 | 
			
		||||
    protected function makeSelect()
 | 
			
		||||
    {
 | 
			
		||||
        $inlist = false;
 | 
			
		||||
        $usel = '';
 | 
			
		||||
        $gsel = '';
 | 
			
		||||
 | 
			
		||||
        if ($this->who &&
 | 
			
		||||
           !in_array($this->who, $this->usersgroups) &&
 | 
			
		||||
           !in_array($this->who, $this->specials)) {
 | 
			
		||||
            if ($this->who[0] == '@') {
 | 
			
		||||
                $gsel = ' selected="selected"';
 | 
			
		||||
            } else {
 | 
			
		||||
                $usel = ' selected="selected"';
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            $inlist = true;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        echo '<select name="acl_t" class="edit">'.NL;
 | 
			
		||||
        echo '  <option value="__g__" class="aclgroup"'.$gsel.'>'.$this->getLang('acl_group').'</option>'.NL;
 | 
			
		||||
        echo '  <option value="__u__"  class="acluser"'.$usel.'>'.$this->getLang('acl_user').'</option>'.NL;
 | 
			
		||||
        if (!empty($this->specials)) {
 | 
			
		||||
            echo '  <optgroup label=" ">'.NL;
 | 
			
		||||
            foreach ($this->specials as $ug) {
 | 
			
		||||
                if ($ug == $this->who) {
 | 
			
		||||
                    $sel    = ' selected="selected"';
 | 
			
		||||
                    $inlist = true;
 | 
			
		||||
                } else {
 | 
			
		||||
                    $sel = '';
 | 
			
		||||
                }
 | 
			
		||||
 | 
			
		||||
                if ($ug[0] == '@') {
 | 
			
		||||
                        echo '  <option value="'.hsc($ug).'" class="aclgroup"'.$sel.'>'.hsc($ug).'</option>'.NL;
 | 
			
		||||
                } else {
 | 
			
		||||
                        echo '  <option value="'.hsc($ug).'" class="acluser"'.$sel.'>'.hsc($ug).'</option>'.NL;
 | 
			
		||||
                }
 | 
			
		||||
            }
 | 
			
		||||
            echo '  </optgroup>'.NL;
 | 
			
		||||
        }
 | 
			
		||||
        if (!empty($this->usersgroups)) {
 | 
			
		||||
            echo '  <optgroup label=" ">'.NL;
 | 
			
		||||
            foreach ($this->usersgroups as $ug) {
 | 
			
		||||
                if ($ug == $this->who) {
 | 
			
		||||
                    $sel    = ' selected="selected"';
 | 
			
		||||
                    $inlist = true;
 | 
			
		||||
                } else {
 | 
			
		||||
                    $sel = '';
 | 
			
		||||
                }
 | 
			
		||||
 | 
			
		||||
                if ($ug[0] == '@') {
 | 
			
		||||
                        echo '  <option value="'.hsc($ug).'" class="aclgroup"'.$sel.'>'.hsc($ug).'</option>'.NL;
 | 
			
		||||
                } else {
 | 
			
		||||
                        echo '  <option value="'.hsc($ug).'" class="acluser"'.$sel.'>'.hsc($ug).'</option>'.NL;
 | 
			
		||||
                }
 | 
			
		||||
            }
 | 
			
		||||
            echo '  </optgroup>'.NL;
 | 
			
		||||
        }
 | 
			
		||||
        echo '</select>'.NL;
 | 
			
		||||
        return $inlist;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
		Reference in New Issue
	
	Block a user