]> git.mxchange.org Git - friendica.git/blobdiff - boot.php
remote-self: Seting the author name to the owner name
[friendica.git] / boot.php
index 4b2439d929f51ed91f5bb7992864b9779ae113ea..122201839c54025d9d8d2ccd94f682566ed74595 100644 (file)
--- a/boot.php
+++ b/boot.php
@@ -12,9 +12,9 @@ require_once('library/Mobile_Detect/Mobile_Detect.php');
 require_once('include/features.php');
 
 define ( 'FRIENDICA_PLATFORM',     'Friendica');
-define ( 'FRIENDICA_VERSION',      '3.1.1743' );
+define ( 'FRIENDICA_VERSION',      '3.2.1753' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.23'    );
-define ( 'DB_UPDATE_VERSION',      1163      );
+define ( 'DB_UPDATE_VERSION',      1170      );
 define ( 'EOL',                    "<br />\r\n"     );
 define ( 'ATOM_TIME',              'Y-m-d\TH:i:s\Z' );
 
@@ -139,6 +139,11 @@ define ( 'NETWORK_LINKEDIN',         'lnkd');    // LinkedIn
 define ( 'NETWORK_XMPP',             'xmpp');    // XMPP
 define ( 'NETWORK_MYSPACE',          'mysp');    // MySpace
 define ( 'NETWORK_GPLUS',            'goog');    // Google+
+define ( 'NETWORK_PUMPIO',           'pump');    // pump.io
+define ( 'NETWORK_TWITTER',          'twit');    // Twitter
+define ( 'NETWORK_DIASPORA2',        'dspc');    // Diaspora connector
+define ( 'NETWORK_STATUSNET',        'stac');    // Statusnet connector
+define ( 'NETWORK_APPNET',           'apdn');    // app.net
 
 define ( 'NETWORK_PHANTOM',          'unkn');    // Place holder
 
@@ -161,6 +166,11 @@ $netgroup_ids = array(
        NETWORK_XMPP     => (-10),
        NETWORK_MYSPACE  => (-11),
        NETWORK_GPLUS    => (-12),
+       NETWORK_PUMPIO   => (-13),
+       NETWORK_TWITTER  => (-14),
+       NETWORK_DIASPORA2 => (-15),
+       NETWORK_STATUSNET => (-16),
+       NETWORK_APPNET => (-17),
 
        NETWORK_PHANTOM  => (-127),
 );
@@ -193,6 +203,7 @@ define ( 'NOTIFY_PROFILE',  0x0040 );
 define ( 'NOTIFY_TAGSELF',  0x0080 );
 define ( 'NOTIFY_TAGSHARE', 0x0100 );
 define ( 'NOTIFY_POKE',     0x0200 );
+define ( 'NOTIFY_SHARE',    0x0400 );
 
 define ( 'NOTIFY_SYSTEM',   0x8000 );
 
@@ -257,10 +268,13 @@ define ( 'ACTIVITY_FAVORITE',    NAMESPACE_ACTIVITY_SCHEMA . 'favorite' );
 define ( 'ACTIVITY_POKE',        NAMESPACE_ZOT . '/activity/poke' );
 define ( 'ACTIVITY_MOOD',        NAMESPACE_ZOT . '/activity/mood' );
 
+define ( 'ACTIVITY_OBJ_BOOKMARK', NAMESPACE_ACTIVITY_SCHEMA . 'bookmark' );
 define ( 'ACTIVITY_OBJ_COMMENT', NAMESPACE_ACTIVITY_SCHEMA . 'comment' );
 define ( 'ACTIVITY_OBJ_NOTE',    NAMESPACE_ACTIVITY_SCHEMA . 'note' );
 define ( 'ACTIVITY_OBJ_PERSON',  NAMESPACE_ACTIVITY_SCHEMA . 'person' );
+define ( 'ACTIVITY_OBJ_IMAGE',   NAMESPACE_ACTIVITY_SCHEMA . 'image' );
 define ( 'ACTIVITY_OBJ_PHOTO',   NAMESPACE_ACTIVITY_SCHEMA . 'photo' );
+define ( 'ACTIVITY_OBJ_VIDEO',   NAMESPACE_ACTIVITY_SCHEMA . 'video' );
 define ( 'ACTIVITY_OBJ_P_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'profile-photo' );
 define ( 'ACTIVITY_OBJ_ALBUM',   NAMESPACE_ACTIVITY_SCHEMA . 'photo-album' );
 define ( 'ACTIVITY_OBJ_EVENT',   NAMESPACE_ACTIVITY_SCHEMA . 'event' );
@@ -285,7 +299,7 @@ define ( 'GRAVITY_COMMENT',      6);
  */
 
 function startup() {
-       
+
        error_reporting(E_ERROR | E_WARNING | E_PARSE);
 
        set_time_limit(0);
@@ -385,12 +399,15 @@ if(! class_exists('App')) {
                        'stylesheet' => '',
                        'template_engine' => 'smarty3',
                );
-               
+
                // array of registered template engines ('name'=>'class name')
                public $template_engines = array();
                // array of instanced template engines ('name'=>'instance')
                public $template_engine_instance = array();
 
+               // Used for reducing load to the ostatus completion
+               public $last_ostatus_conversation_url;
+
                private $ldelim = array(
                        'internal' => '',
                        'smarty3' => '{{'
@@ -416,6 +433,11 @@ if(! class_exists('App')) {
 
                        global $default_timezone, $argv, $argc;
 
+                       $hostname = "";
+
+                       if (file_exists(".htpreconfig.php"))
+                               @include(".htpreconfig.php");
+
                        $this->timezone = ((x($default_timezone)) ? $default_timezone : 'UTC');
 
                        date_default_timezone_set($this->timezone);
@@ -449,7 +471,7 @@ if(! class_exists('App')) {
                        if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
                                $this->scheme = 'https';
                        elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443))
-                       $this->scheme = 'https';
+                               $this->scheme = 'https';
 
                        if(x($_SERVER,'SERVER_NAME')) {
                                $this->hostname = $_SERVER['SERVER_NAME'];
@@ -474,13 +496,17 @@ if(! class_exists('App')) {
                                if(isset($path) && strlen($path) && ($path != $this->path))
                                        $this->path = $path;
                        }
+
+                       if ($hostname != "")
+                               $this->hostname = $hostname;
+
                        if (is_array($argv) && $argc>1 && substr(end($argv), 0, 4)=="http" ) {
                                $this->set_baseurl(array_pop($argv) );
                                $argc --;
                        }
 
                        set_include_path("include/$this->hostname" . PATH_SEPARATOR . get_include_path());
-            
+
                        if((x($_SERVER,'QUERY_STRING')) && substr($_SERVER['QUERY_STRING'],0,2) === "q=") {
                                $this->query_string = substr($_SERVER['QUERY_STRING'],2);
                                // removing trailing / - maybe a nginx problem
@@ -546,7 +572,7 @@ if(! class_exists('App')) {
                        $mobile_detect = new Mobile_Detect();
                        $this->is_mobile = $mobile_detect->isMobile();
                        $this->is_tablet = $mobile_detect->isTablet();
-                       
+
                        /**
                         * register template engines
                         */
@@ -556,7 +582,7 @@ if(! class_exists('App')) {
                                        $this->register_template_engine($k);
                                }
                        }
-                       
+
                }
 
                function get_basepath() {
@@ -603,11 +629,16 @@ if(! class_exists('App')) {
                        if($parsed) {
                                $this->scheme = $parsed['scheme'];
 
-                               $this->hostname = $parsed['host'];
+                               $hostname = $parsed['host'];
                                if(x($parsed,'port'))
-                                       $this->hostname .= ':' . $parsed['port'];
+                                       $hostname .= ':' . $parsed['port'];
                                if(x($parsed,'path'))
                                        $this->path = trim($parsed['path'],'\\/');
+
+                               if (file_exists(".htpreconfig.php"))
+                                       @include(".htpreconfig.php");
+
+                               $this->hostname = $hostname;
                        }
 
                }
@@ -636,7 +667,7 @@ if(! class_exists('App')) {
                        $this->pager['itemspage'] = ((intval($n) > 0) ? intval($n) : 0);
                        $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
                }
-               
+
                function set_pager_page($n) {
                        $this->pager['page'] = $n;
                        $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
@@ -665,6 +696,14 @@ if(! class_exists('App')) {
                        else
                                $stylesheet = '$stylesheet';
 
+                       $shortcut_icon = get_config("system", "shortcut_icon");
+                       if ($shortcut_icon == "")
+                               $shortcut_icon = $this->get_baseurl()."/images/friendica-32.png";
+
+                       $touch_icon = get_config("system", "touch_icon");
+                       if ($touch_icon == "")
+                               $touch_icon = $this->get_baseurl()."/images/friendica-128.png";
+
                        $tpl = get_markup_template('head.tpl');
                        $this->page['htmlhead'] = replace_macros($tpl,array(
                                '$baseurl' => $this->get_baseurl(), // FIXME for z_path!!!!
@@ -675,6 +714,8 @@ if(! class_exists('App')) {
                                '$showmore' => t('show more'),
                                '$showfewer' => t('show fewer'),
                                '$update_interval' => $interval,
+                               '$shortcut_icon' => $shortcut_icon,
+                               '$touch_icon' => $touch_icon,
                                '$stylesheet' => $stylesheet
                        )) . $this->page['htmlhead'];
                }
@@ -722,13 +763,13 @@ if(! class_exists('App')) {
                        if($this->cached_profile_picdate[$common_filename]){
                                $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename];
                        } else {
-                               $r = q("SELECT `contact`.`avatar-date` AS picdate FROM `contact` WHERE `contact`.`thumb` like \"%%/%s\"",
+                               $r = q("SELECT `contact`.`avatar-date` AS picdate FROM `contact` WHERE `contact`.`thumb` like '%%/%s'",
                                        $common_filename);
                                if(! count($r)){
                                        $this->cached_profile_image[$avatar_image] = $avatar_image;
                                } else {
-                                       $this->cached_profile_picdate[$common_filename] = "?rev=" . urlencode($r[0]['picdate']);
-                                       $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename];
+                                       $this->cached_profile_picdate[$common_filename] = "?rev=".urlencode($r[0]['picdate']);
+                                       $this->cached_profile_image[$avatar_image] = $avatar_image.$this->cached_profile_picdate[$common_filename];
                                }
                        }
                        return $this->cached_profile_image[$avatar_image];
@@ -769,7 +810,7 @@ if(! class_exists('App')) {
                                        $template_engine = $this->theme['template_engine'];
                                }
                        }
-                       
+
                        if (isset($this->template_engines[$template_engine])){
                                if(isset($this->template_engine_instance[$template_engine])){
                                        return $this->template_engine_instance[$template_engine];
@@ -780,7 +821,7 @@ if(! class_exists('App')) {
                                        return $obj;
                                }
                        }
-                       
+
                        echo "template engine <tt>$template_engine</tt> is not registered!\n"; killme();
                }
 
@@ -823,6 +864,7 @@ if(! class_exists('App')) {
                        //$this->performance["markstart"] -= microtime(true) - $this->performance["marktime"];
                        $this->performance["markstart"] = microtime(true) - $this->performance["markstart"] - $this->performance["marktime"];
                }
+
        }
 }
 
@@ -973,6 +1015,10 @@ if(! function_exists('update_db')) {
 
                                if(DB_UPDATE_VERSION == UPDATE_VERSION) {
 
+                                       // Compare the current structure with the defined structure
+                                       require_once("include/dbstructure.php");
+                                       update_structure(false, true);
+
                                        for($x = $stored; $x < $current; $x ++) {
                                                if(function_exists('update_' . $x)) {
 
@@ -1004,7 +1050,7 @@ if(! function_exists('update_db')) {
                                                                ));
                                                                $subject=sprintf(t('Update Error at %s'), $a->get_baseurl());
                                                                require_once('include/email.php');
-                                                               $subject = email_header_encode($subject,'UTF-8');       
+                                                               $subject = email_header_encode($subject,'UTF-8');
                                                                mail($a->config['admin_email'], $subject, $email_msg,
                                                                        'From: ' . 'Administrator' . '@' . $_SERVER['SERVER_NAME'] . "\n"
                                                                        . 'Content-type: text/plain; charset=UTF-8' . "\n"
@@ -1016,7 +1062,7 @@ if(! function_exists('update_db')) {
                                                        else {
                                                                set_config('database','update_' . $x, 'success');
                                                                set_config('system','build', $x + 1);
-                                                       }                                                               
+                                                       }
                                                }
                                        }
                                }
@@ -1087,8 +1133,24 @@ if(! function_exists('check_plugins')) {
        }
 }
 
-
 function get_guid($size=16) {
+       $exists = true; // assume by default that we don't have a unique guid
+       do {
+               $prefix = "";
+               while (strlen($prefix) < ($size - 13))
+                       $prefix .= mt_rand();
+
+               $s = substr(uniqid($prefix), -$size);
+
+               $r = q("select id from guid where guid = '%s' limit 1", dbesc($s));
+               if(! count($r))
+                       $exists = false;
+       } while($exists);
+       q("insert into guid (guid) values ('%s') ", dbesc($s));
+       return $s;
+}
+
+/*function get_guid($size=16) {
        $exists = true; // assume by default that we don't have a unique guid
        do {
                $s = random_string($size);
@@ -1098,7 +1160,7 @@ function get_guid($size=16) {
        } while($exists);
        q("insert into guid ( guid ) values ( '%s' ) ", dbesc($s));
        return $s;
-}
+}*/
 
 
 // wrapper for adding a login box. If $register == true provide a registration
@@ -1142,7 +1204,7 @@ if(! function_exists('login')) {
        
                        '$lname'                => array('username', t('Nickname or Email address: ') , '', ''),
                        '$lpassword'    => array('password', t('Password: '), '', ''),
-                       '$lremember'    => array('remember', t('Remember me'), 0, ''),
+                       '$lremember'    => array('remember', t('Remember me'), 0,  ''),
        
                        '$openid'               => !$noid,
                        '$lopenid'      => array('openid_url', t('Or login using OpenID: '),'',''),
@@ -1235,6 +1297,10 @@ if(! function_exists('info')) {
         */
        function info($s) {
                $a = get_app();
+
+               if (local_user() AND get_pconfig(local_user(),'system','ignore_info'))
+                       return;
+
                if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = array();
                if($a->interactive)
                        $_SESSION['sysmsg_info'][] = $s;
@@ -1279,12 +1345,12 @@ if(! function_exists('get_max_import_size')) {
  */
 
 if(! function_exists('profile_load')) {
-       function profile_load(&$a, $nickname, $profile = 0) {
+       function profile_load(&$a, $nickname, $profile = 0, $profiledata = array()) {
 
                $user = q("select uid from user where nickname = '%s' limit 1",
                        dbesc($nickname)
                );
-               
+
                if(! ($user && count($user))) {
                        logger('profile error: ' . $a->query_string, LOGGER_DEBUG);
                        notice( t('Requested account is not available.') . EOL );
@@ -1306,11 +1372,11 @@ if(! function_exists('profile_load')) {
                }
 
                $r = null;
-                          
+
                if($profile) {
                        $profile_int = intval($profile);
                        $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
-                                       left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid`
+                                       INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
                                        WHERE `user`.`nickname` = '%s' AND `profile`.`id` = %d and `contact`.`self` = 1 LIMIT 1",
                                        dbesc($nickname),
                                        intval($profile_int)
@@ -1318,7 +1384,7 @@ if(! function_exists('profile_load')) {
                }
                if((! $r) && (!  count($r))) {
                        $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
-                                       left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid`
+                                       INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
                                        WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 and `contact`.`self` = 1 LIMIT 1",
                                        dbesc($nickname)
                        );
@@ -1330,7 +1396,7 @@ if(! function_exists('profile_load')) {
                        $a->error = 404;
                        return;
                }
-       
+
                // fetch user tags if this isn't the default profile
 
                if(! $r[0]['is-default']) {
@@ -1344,10 +1410,13 @@ if(! function_exists('profile_load')) {
                $a->profile = $r[0];
 
                $a->profile['mobile-theme'] = get_pconfig($a->profile['profile_uid'], 'system', 'mobile_theme');
-
+               $a->profile['network'] = NETWORK_DFRN;
 
                $a->page['title'] = $a->profile['name'] . " @ " . $a->config['sitename'];
-               $_SESSION['theme'] = $a->profile['theme'];
+
+               if (!$profiledata)
+                       $_SESSION['theme'] = $a->profile['theme'];
+
                $_SESSION['mobile-theme'] = $a->profile['mobile-theme'];
 
                /**
@@ -1364,7 +1433,7 @@ if(! function_exists('profile_load')) {
                if(! (x($a->page,'aside')))
                        $a->page['aside'] = '';
 
-               if(local_user() && local_user() == $a->profile['uid']) {
+               if(local_user() && local_user() == $a->profile['uid'] && $profiledata) {
                        $a->page['aside'] .= replace_macros(get_markup_template('profile_edlink.tpl'),array(
                                '$editprofile' => t('Edit profile'),
                                '$profid' => $a->profile['id']
@@ -1373,7 +1442,14 @@ if(! function_exists('profile_load')) {
 
                $block = (((get_config('system','block_public')) && (! local_user()) && (! remote_user())) ? true : false);
 
-               $a->page['aside'] .= profile_sidebar($a->profile, $block);
+               // To-Do:
+               // By now, the contact block isn't shown, when a different profile is given
+               // But: When this profile was on the same server, then we could display the contacts
+               if ($profiledata)
+                       $a->page['aside'] .= profile_sidebar($profiledata, true);
+               else
+                       $a->page['aside'] .= profile_sidebar($a->profile, $block);
+
 
                /*if(! $block)
                 $a->page['aside'] .= contact_block();*/
@@ -1401,7 +1477,6 @@ if(! function_exists('profile_load')) {
 
 if(! function_exists('profile_sidebar')) {
        function profile_sidebar($profile, $block = 0) {
-
                $a = get_app();
 
                $o = '';
@@ -1414,14 +1489,22 @@ if(! function_exists('profile_sidebar')) {
 
                $profile['picdate'] = urlencode($profile['picdate']);
 
+               if (($profile['network'] != "") AND ($profile['network'] != NETWORK_DFRN)) {
+                       require_once('include/contact_selectors.php');
+                       if ($profile['url'] != "")
+                               $profile['network_name'] = '<a href="'.$profile['url'].'">'.network_to_name($profile['network'])."</a>";
+                       else
+                               $profile['network_name'] = network_to_name($profile['network']);
+               } else
+                       $profile['network_name'] = "";
+
                call_hooks('profile_sidebar_enter', $profile);
 
-       
+
                // don't show connect link to yourself
                $connect = (($profile['uid'] != local_user()) ? t('Connect')  : False);
 
                // don't show connect link to authenticated visitors either
-
                if(remote_user() && count($_SESSION['remote'])) {
                        foreach($_SESSION['remote'] as $visitor) {
                                if($visitor['uid'] == $profile['uid']) {
@@ -1431,20 +1514,36 @@ if(! function_exists('profile_sidebar')) {
                        }
                }
 
+               // Is the local user already connected to that user?
+               if ($connect AND local_user()) {
+                       if (isset($profile["url"]))
+                               $profile_url = normalise_link($profile["url"]);
+                       else
+                               $profile_url = normalise_link($a->get_baseurl()."/profile/".$profile["nickname"]);
+
+                       $r = q("SELECT * FROM `contact` WHERE NOT `pending` AND `uid` = %d AND `nurl` = '%s'",
+                               local_user(), $profile_url);
+                       if (count($r))
+                               $connect = false;
+               }
+
+               if ($connect AND ($profile['network'] != NETWORK_DFRN) AND !isset($profile['remoteconnect']))
+                               $connect = false;
+
+               if (isset($profile['remoteconnect']))
+                       $remoteconnect = $profile['remoteconnect'];
+
                if( get_my_url() && $profile['unkmail'] && ($profile['uid'] != local_user()) )
                        $wallmessage = t('Message');
                else
                        $wallmessage = false;
 
-
-
                // show edit profile to yourself
                if ($profile['uid'] == local_user() && feature_enabled(local_user(),'multi_profiles')) {
                        $profile['edit'] = array($a->get_baseurl(). '/profiles', t('Profiles'),"", t('Manage/edit profiles'));
-               
                        $r = q("SELECT * FROM `profile` WHERE `uid` = %d",
                                        local_user());
-               
+
                        $profile['menu'] = array(
                                'chg_photo' => t('Change profile photo'),
                                'cr_new' => t('Create New Profile'),
@@ -1469,18 +1568,15 @@ if(! function_exists('profile_sidebar')) {
 
                        }
                }
-        if ($profile['uid'] == local_user() && !feature_enabled(local_user(),'multi_profiles')) {
-            $profile['edit'] = array($a->get_baseurl(). '/profiles/'.$profile['id'], t('Edit profile'),"", t('Edit profile'));
-               $profile['menu'] = array(
+               if ($profile['uid'] == local_user() && !feature_enabled(local_user(),'multi_profiles')) {
+                       $profile['edit'] = array($a->get_baseurl(). '/profiles/'.$profile['id'], t('Edit profile'),"", t('Edit profile'));
+                       $profile['menu'] = array(
                                'chg_photo' => t('Change profile photo'),
                                'cr_new' => null,
                                'entries' => array(),
                        );
-        }
-
-
+               }
 
-       
                if((x($profile,'address') == 1)
                                || (x($profile,'locality') == 1)
                                || (x($profile,'region') == 1)
@@ -1534,12 +1630,14 @@ if(! function_exists('profile_sidebar')) {
                $o .= replace_macros($tpl, array(
                        '$profile' => $p,
                        '$connect'  => $connect,
+                       '$remoteconnect'  => $remoteconnect,
                        '$wallmessage' => $wallmessage,
                        '$location' => $location,
                        '$gender'   => $gender,
                        '$pdesc'        => $pdesc,
                        '$marital'  => $marital,
                        '$homepage' => $homepage,
+                       '$network' =>  t('Network:'),
                        '$diaspora' => $diaspora,
                        '$contact_block' => $contact_block,
                ));
@@ -1573,7 +1671,7 @@ if(! function_exists('get_birthdays')) {
                $bd_short = t('F d');
 
                $r = q("SELECT `event`.*, `event`.`id` AS `eid`, `contact`.* FROM `event`
-                               LEFT JOIN `contact` ON `contact`.`id` = `event`.`cid`
+                               INNER JOIN `contact` ON `contact`.`id` = `event`.`cid`
                                WHERE `event`.`uid` = %d AND `type` = 'birthday' AND `start` < '%s' AND `finish` > '%s'
                                ORDER BY `start` ASC ",
                                intval(local_user()),
@@ -1612,7 +1710,7 @@ if(! function_exists('get_birthdays')) {
                                                $sparkle = " sparkle";
                                                $url = $a->get_baseurl() . '/redir/'  . $rr['cid'];
                                        }
-       
+
                                        $rr['link'] = $url;
                                        $rr['title'] = $rr['name'];
                                        $rr['date'] = day_translate(datetime_convert('UTC', $a->timezone, $rr['start'], $rr['adjust'] ? $bd_format : $bd_short)) . (($today) ?  ' ' . t('[today]') : '');
@@ -1894,7 +1992,11 @@ if(! function_exists('feed_birthday')) {
 if(! function_exists('is_site_admin')) {
        function is_site_admin() {
                $a = get_app();
-               if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && ($a->user['email'] === $a->config['admin_email']))
+
+               $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
+
+               //if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && ($a->user['email'] === $a->config['admin_email']))
+               if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && in_array($a->user['email'], $adminlist))
                        return true;
                return false;
        }
@@ -2109,7 +2211,7 @@ function random_digits($digits) {
 }
 
 function get_cachefile($file, $writemode = true) {
-       $cache = get_config("system","itemcache");
+       $cache = get_itemcachepath();
 
        if ((! $cache) || (! is_dir($cache)))
                return("");
@@ -2130,7 +2232,7 @@ function get_cachefile($file, $writemode = true) {
 
 function clear_cache($basepath = "", $path = "") {
        if ($path == "") {
-               $basepath = get_config('system','itemcache');
+               $basepath = get_itemcachepath();
                $path = $basepath;
        }
 
@@ -2144,6 +2246,7 @@ function clear_cache($basepath = "", $path = "") {
        if ($cachetime == 0)
                $cachetime = 86400;
 
+       if (is_writable($path)){
        if ($dh = opendir($path)) {
                while (($file = readdir($dh)) !== false) {
                        $fullpath = $path."/".$file;
@@ -2154,6 +2257,64 @@ function clear_cache($basepath = "", $path = "") {
                }
                closedir($dh);
        }
+       }
+}
+
+function get_itemcachepath() {
+       // Checking, if the cache is deactivated
+       $cachetime = (int)get_config('system','itemcache_duration');
+       if ($cachetime < 0)
+               return "";
+
+       $itemcache = get_config('system','itemcache');
+       if (($itemcache != "") AND is_dir($itemcache) AND is_writable($itemcache))
+               return($itemcache);
+
+       $temppath = get_temppath();
+
+       if ($temppath != "") {
+               $itemcache = $temppath."/itemcache";
+               mkdir($itemcache);
+
+               if (is_dir($itemcache) AND is_writable($itemcache)) {
+                       set_config("system", "itemcache", $itemcache);
+                       return($itemcache);
+               }
+       }
+       return "";
+}
+
+function get_lockpath() {
+       $lockpath = get_config('system','lockpath');
+       if (($lockpath != "") AND is_dir($lockpath) AND is_writable($lockpath))
+               return($lockpath);
+
+       $temppath = get_temppath();
+
+       if ($temppath != "") {
+               $lockpath = $temppath."/lock";
+               mkdir($lockpath);
+
+               if (is_dir($lockpath) AND is_writable($lockpath)) {
+                       set_config("system", "lockpath", $lockpath);
+                       return($lockpath);
+               }
+       }
+       return "";
+}
+
+function get_temppath() {
+       $temppath = get_config("system","temppath");
+       if (($temppath != "") AND is_dir($temppath) AND is_writable($temppath))
+               return($temppath);
+
+       $temppath = sys_get_temp_dir();
+       if (($temppath != "") AND is_dir($temppath) AND is_writable($temppath)) {
+               set_config("system", "temppath", $temppath);
+               return($temppath);
+       }
+
+       return("");
 }
 
 function set_template_engine(&$a, $engine = 'internal') {
@@ -2163,3 +2324,9 @@ function set_template_engine(&$a, $engine = 'internal') {
        $a->set_template_engine($engine);
 }
 
+if(!function_exists('exif_imagetype')) {
+        function exif_imagetype($file) {
+                $size = getimagesize($file);
+                return($size[2]);
+        }
+}