]> git.mxchange.org Git - friendica.git/blobdiff - mod/item.php
prepare for open source server release
[friendica.git] / mod / item.php
index 3340183b0b02ebae5926bd95b82877cdde81efb5..c903a61c6f06c444603f32895794de93f7d0888f 100644 (file)
@@ -1,9 +1,5 @@
 <?php
 
-function sanitise_acl(&$item) {
-       $item = '<' . intval(notags(trim($item))) . '>';
-}
-
 function item_post(&$a) {
 
        if((! local_user()) && (! remote_user()))
@@ -12,6 +8,8 @@ function item_post(&$a) {
        require_once('include/security.php');
 
        $uid = $_SESSION['uid'];
+
+
        $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
 
        $parent_item = null;
@@ -21,145 +19,314 @@ function item_post(&$a) {
                        intval($parent)
                );
                if(! count($r)) {
-                       notice("Unable to locate original post." . EOL);
-                       goaway($a->get_baseurl() . "/profile/$profile_uid");
+                       notice( t('Unable to locate original post.') . EOL);
+                       goaway($a->get_baseurl() . "/" . $_POST['return'] );
                }
                $parent_item = $r[0];
        }
 
        $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
 
+
        if(! can_write_wall($a,$profile_uid)) {
-               notice("Permission denied." . EOL) ;
+               notice( t('Permission denied.') . EOL) ;
                return;
        }
+
+       $user = null;
+
+       $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
+               intval($profile_uid)
+       );
+       if(count($r))
+               $user = $r[0];
        
-       $str_group_allow = '';
-       $group_allow = $_POST['group_allow'];
-       if(is_array($group_allow)) {
-               array_walk($group_allow,'sanitise_acl');
-               $str_group_allow = implode('',$group_allow);
-       }
 
-       $str_contact_allow = '';
-       $contact_allow = $_POST['contact_allow'];
-       if(is_array($contact_allow)) {
-               array_walk($contact_allow,'sanitise_acl');
-               $str_contact_allow = implode('',$contact_allow);
-       }
+       $str_group_allow   = perms2str($_POST['group_allow']);
+       $str_contact_allow = perms2str($_POST['contact_allow']);
+       $str_group_deny    = perms2str($_POST['group_deny']);
+       $str_contact_deny  = perms2str($_POST['contact_deny']);
 
-       $str_group_deny = '';
-       $group_deny = $_POST['group_deny'];
-       if(is_array($group_deny)) {
-               array_walk($group_deny,'sanitise_acl');
-               $str_group_deny = implode('',$group_deny);
-       }
+       $title             = notags(trim($_POST['title']));
+       $body              = escape_tags(trim($_POST['body']));
+       $location          = notags(trim($_POST['location']));
+       $verb              = notags(trim($_POST['verb']));
+
+       if(! strlen($body)) {
+               notice( t('Empty post discarded.') . EOL );
+               goaway($a->get_baseurl() . "/" . $_POST['return'] );
 
-       $str_contact_deny = '';
-       $contact_deny = $_POST['contact_deny'];
-       if(is_array($contact_deny)) {
-               array_walk($contact_deny,'sanitise_acl');
-               $str_contact_deny = implode('',$contact_deny);
        }
 
+       // get contact info for poster
 
-       $body = escape_tags(trim($_POST['body']));
+       $author = null;
 
-       if(! strlen($body)) {
-               notice("Empty post discarded." . EOL );
-               goaway($a->get_baseurl() . "/profile/$profile_uid");
+       if(($_SESSION['uid']) && ($_SESSION['uid'] == $profile_uid)) {
+               $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
+                       intval($_SESSION['uid'])
+               );
+       }
+       else {
+               if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id']))) {
+                       $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
+                               intval($_SESSION['visitor_id'])
+                       );
+               }
        }
 
-       if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id'])))
-               $contact_id = $_SESSION['visitor_id'];
+       if(count($r)) {
+               $author = $r[0];
+               $contact_id = $author['id'];
+       }
+
+       // get contact info for owner
+       
+       if($profile_uid == $_SESSION['uid']) {
+               $contact_record = $author;
+       }
        else {
                $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
-                       intval($_SESSION['uid']));
-               if(count($r)) {
+                       intval($profile_uid)
+               );
+               if(count($r))
                        $contact_record = $r[0];
-                       $contact_id = $r[0]['id'];
+       }
+
+       $post_type = notags(trim($_POST['type']));
+
+       if($post_type == 'net-comment') {
+               if($parent_item !== null) {
+                       if($parent_item['type'] == 'remote') {
+                               $post_type = 'remote-comment';
+                       } 
+                       else {          
+                               $post_type = 'wall-comment';
+                       }
                }
-       }       
+       }
+
+       $wall = 0;
+       if($post_type == 'wall' || $post_type == 'wall-comment')
+               $wall = 1;
 
+       if(! strlen($verb))
+               $verb = ACTIVITY_POST ;
+
+       $gravity = (($parent) ? 6 : 0 );
        $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 
-       if($_POST['type'] == 'jot') {
-
-               do {
-                       $dups = false;
-                       $hash = random_string();
-                       $r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
-                       dbesc($hash));
-                       if(count($r))
-                               $dups = true;
-               } while($dups == true);
-
-
-               $r = q("INSERT INTO `item` (`uid`,`type`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, `created`,`edited`,`hash`,`body`,
-                       `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
-                       VALUES( %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
-                       intval($profile_uid),
-                       "jot",
-                       intval($contact_id),
-                       dbesc($contact_record['name']),
-                       dbesc($contact_record['url']),
-                       dbesc($contact_record['thumb']),
-                       datetime_convert(),
-                       datetime_convert(),
-                       dbesc($hash),
-                       dbesc(escape_tags(trim($_POST['body']))),
-                       dbesc($str_contact_allow),
-                       dbesc($str_group_allow),
-                       dbesc($str_contact_deny),
-                       dbesc($str_group_deny)
+       $uri = item_new_uri($a->get_hostname(),$profile_uid);
+
+       $r = q("INSERT INTO `item` (`uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, 
+               `author-name`, `author-link`, `author-avatar`, `created`,
+               `edited`, `changed`, `uri`, `title`, `body`, `location`, `verb`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
+               VALUES( %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
+               intval($profile_uid),
+               dbesc($post_type),
+               intval($wall),
+               intval($gravity),
+               intval($contact_id),
+               dbesc($contact_record['name']),
+               dbesc($contact_record['url']),
+               dbesc($contact_record['thumb']),
+               dbesc($author['name']),
+               dbesc($author['url']),
+               dbesc($author['thumb']),
+               dbesc(datetime_convert()),
+               dbesc(datetime_convert()),
+               dbesc(datetime_convert()),
+               dbesc($uri),
+               dbesc($title),
+               dbesc($body),
+               dbesc($location),
+               dbesc($verb),
+               dbesc($str_contact_allow),
+               dbesc($str_group_allow),
+               dbesc($str_contact_deny),
+               dbesc($str_group_deny)
+       );
+       $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
+               dbesc($uri));
+       if(count($r)) {
+               $post_id = $r[0]['id'];
+
+               if($parent) {
+
+                       // This item is the last leaf and gets the comment box, clear any ancestors
+                       $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
+                               dbesc(datetime_convert()),
+                               intval($parent)
+                       );
+
+                       // Inherit ACL's from the parent item.
+                       // TODO merge with subsequent UPDATE operation and save a db write 
+
+                       $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
+                               WHERE `id` = %d LIMIT 1",
+                               dbesc($parent_item['allow_cid']),
+                               dbesc($parent_item['allow_gid']),
+                               dbesc($parent_item['deny_cid']),
+                               dbesc($parent_item['deny_gid']),
+                               intval($post_id)
+                       );
+
+                       if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) {
+                               require_once('bbcode.php');
+                               $from = $author['name'];
+                               $tpl = file_get_contents('view/cmnt_received_eml.tpl');                 
+                               $email_tpl = replace_macros($tpl, array(
+                                       '$sitename' => $a->config['sitename'],
+                                       '$siteurl' =>  $a->get_baseurl(),
+                                       '$username' => $user['username'],
+                                       '$email' => $user['email'],
+                                       '$from' => $from,
+                                       '$body' => strip_tags(bbcode($body))
+                               ));
+
+                               $res = mail($user['email'], $from . t(" commented on your item at ") . $a->config['sitename'],
+                                       $email_tpl,t("From: Administrator@") . $a->get_hostname() );
+                       }
+               }
+               else {
+                       $parent = $post_id;
+
+                       if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) {
+                               require_once('bbcode.php');
+                               $from = $author['name'];
+                               $tpl = file_get_contents('view/wall_received_eml.tpl');                 
+                               $email_tpl = replace_macros($tpl, array(
+                                       '$sitename' => $a->config['sitename'],
+                                       '$siteurl' =>  $a->get_baseurl(),
+                                       '$username' => $user['username'],
+                                       '$email' => $user['email'],
+                                       '$from' => $from,
+                                       '$body' => strip_tags(bbcode($body))
+                               ));
+
+                               $res = mail($user['email'], $from . t(" posted on your profile wall at ") . $a->config['sitename'],
+                                       $email_tpl,t("From: Administrator@") . $a->get_hostname() );
+                       }
+               }
 
+               $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
+                       WHERE `id` = %d LIMIT 1",
+                       intval($parent),
+                       dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
+                       dbesc(datetime_convert()),
+                       intval($post_id)
                );
-               $r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
-                       dbesc($hash));
-               if(count($r)) {
-                       $post_id = $r[0]['id'];
+               // photo comments turn the corresponding item visible to the profile wall
+               if(! $parent_item['visible']) {
+                       $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
+                               intval($parent_item['id'])
+                       );
+               }
+       }
 
-                       if($parent) {
+       $php_path = ((strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
 
-                               // This item is the last leaf and gets the comment box, clear any ancestors
-                               $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent` = %d ",
-                                       intval($parent)
-                               );
+       proc_close(proc_open("\"$php_path\" \"include/notifier.php\" \"$notify_type\" \"$post_id\" &",
+               array(),$foo));
 
-                               // Inherit ACL's from the parent item.
-                               // TODO merge with subsequent UPDATE operation and save a db write 
+       goaway($a->get_baseurl() . "/" . $_POST['return'] );
+       return; // NOTREACHED
+}
 
-                               $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
-                                       WHERE `id` = %d LIMIT 1",
-                                       dbesc($parent_item['allow_cid']),
-                                       dbesc($parent_item['allow_gid']),
-                                       dbesc($parent_item['deny_cid']),
-                                       dbesc($parent_item['deny_gid']),
-                                       intval($post_id)
-                               );
-                       }
-                       else {
-                               $parent = $post_id;
-                       }
+function item_content(&$a) {
 
-                       $r = q("UPDATE `item` SET `parent` = %d, `last-child` = 1, `visible` = 1
-                               WHERE `id` = %d LIMIT 1",
-                               intval($parent),
-                               intval($post_id));
+       if((! local_user()) && (! remote_user()))
+               return;
+
+       require_once('include/security.php');
+
+       $uid = $_SESSION['uid'];
+
+       if(($a->argc == 3) && ($a->argv[1] == 'drop') && intval($a->argv[2])) {
+
+               // locate item to be deleted
+
+               $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
+                       intval($a->argv[2])
+               );
+
+               if(! count($r)) {
+                       notice( t('Item not found.') . EOL);
+                       goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
                }
+               $item = $r[0];
 
-               $url = bin2hex($a->get_baseurl());
+               // check if logged in user is either the author or owner of this item
 
-               proc_close(proc_open("php include/notifier.php $url $notify_type $post_id > notify.log &",
-                       array(),$foo));
+               if(($_SESSION['visitor_id'] == $item['contact-id']) || ($_SESSION['uid'] == $item['uid'])) {
 
-       }
-       goaway($a->get_baseurl() . "/profile/$profile_uid");
+                       // delete the item
 
+                       $r = q("UPDATE `item` SET `deleted` = 1, `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
+                               dbesc(datetime_convert()),
+                               dbesc(datetime_convert()),
+                               intval($item['id'])
+                       );
 
+                       // If item is a link to a photo resource, nuke all the associated photos 
+                       // (visitors will not have photo resources)
+                       // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
+                       // generate a resource-id and therefore aren't intimately linked to the item. 
 
+                       if(strlen($item['resource-id'])) {
+                               $q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
+                                       dbesc($item['resource-id']),
+                                       intval($item['uid'])
+                               );
+                               // ignore the result
+                       }
 
+                       // If it's the parent of a comment thread, kill all the kids
 
+                       if($item['uri'] == $item['parent-uri']) {
+                               $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' 
+                                       WHERE `parent-uri` = '%s' AND `uid` = %d ",
+                                       dbesc(datetime_convert()),
+                                       dbesc(datetime_convert()),
+                                       dbesc($item['parent-uri']),
+                                       intval($item['uid'])
+                               );
+                               // ignore the result
+                       }
+                       else {
+                               // ensure that last-child is set in case the comment that had it just got wiped.
+                               q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
+                                       dbesc(datetime_convert()),
+                                       dbesc($item['parent-uri']),
+                                       intval($item['uid'])
+                               );
+                               // who is the last child now? 
+                               $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
+                                       dbesc($item['parent-uri']),
+                                       intval($item['uid'])
+                               );
+                               if(count($r)) {
+                                       q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
+                                               intval($r[0]['id'])
+                                       );
+                               }       
+                       }
+                       $drop_id = intval($item['id']);
+                       $php_path = ((strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
+                       
+                       // send the notification upstream/downstream as the case may be
 
+                       proc_close(proc_open("\"$php_path\" \"include/notifier.php\" \"drop\" \"$drop_id\" &",
+                               array(), $foo));
 
+                       goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+                       return; //NOTREACHED
+               }
+               else {
+                       notice( t('Permission denied.') . EOL);
+                       goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+                       return; //NOTREACHED
+               }
+       }
 }
\ No newline at end of file