<?php /** * * This is the POST destination for most all locally posted * text stuff. This function handles status, wall-to-wall status, * local comments, and remote coments - that are posted on this site * (as opposed to being delivered in a feed). * All of these become an "item" which is our basic unit of * information. * Posts that originate externally or do not fall into the above * posting categories go through item_store() instead of this function. * */ function item_post(&$a) { if((! local_user()) && (! remote_user())) return; require_once('include/security.php'); $uid = local_user(); call_hooks('post_local_start', $_POST); $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0); $parent_item = null; $parent_contact = null; if($parent) { $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1", intval($parent) ); if(! count($r)) { notice( t('Unable to locate original post.') . EOL); if(x($_POST,'return')) goaway($a->get_baseurl() . "/" . $_POST['return'] ); killme(); } $parent_item = $r[0]; if($parent_item['contact-id'] && $uid) { $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($parent_item['contact-id']), intval($uid) ); if(count($r)) $parent_contact = $r[0]; } } $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0); if(! can_write_wall($a,$profile_uid)) { notice( t('Permission denied.') . EOL) ; if(x($_POST,'return')) goaway($a->get_baseurl() . "/" . $_POST['return'] ); killme(); } $user = null; $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($profile_uid) ); if(count($r)) $user = $r[0]; $str_group_allow = perms2str($_POST['group_allow']); $str_contact_allow = perms2str($_POST['contact_allow']); $str_group_deny = perms2str($_POST['group_deny']); $str_contact_deny = perms2str($_POST['contact_deny']); $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0); if(($parent_item) && (($parent_item['private']) || strlen($parent_item['allow_cid']) || strlen($parent_item['allow_gid']) || strlen($parent_item['deny_cid']) || strlen($parent_item['deny_gid']) ) ) { $private = 1; } $title = notags(trim($_POST['title'])); $body = escape_tags(trim($_POST['body'])); $location = notags(trim($_POST['location'])); $coord = notags(trim($_POST['coord'])); $verb = notags(trim($_POST['verb'])); $emailcc = notags(trim($_POST['emailcc'])); if(! strlen($body)) { notice( t('Empty post discarded.') . EOL ); if(x($_POST,'return')) goaway($a->get_baseurl() . "/" . $_POST['return'] ); killme(); } // get contact info for poster $author = null; $self = false; if(($_SESSION['uid']) && ($_SESSION['uid'] == $profile_uid)) { $self = true; $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1", intval($_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(count($r)) { $author = $r[0]; $contact_id = $author['id']; } // get contact info for owner if($profile_uid == $_SESSION['uid']) { $contact_record = $author; } else { $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1", intval($profile_uid) ); if(count($r)) $contact_record = $r[0]; } $post_type = notags(trim($_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'; } } } /** * * When a photo was uploaded into the message using the (profile wall) ajax * uploader, The permissions are initially set to disallow anybody but the * owner from seeing it. This is because the permissions may not yet have been * set for the post. If it's private, the photo permissions should be set * appropriately. But we didn't know the final permissions on the post until * now. So now we'll look for links of uploaded messages that are in the * post and set them to the same permissions as the post itself. * */ $match = null; if(preg_match_all("/\[img\](.+?)\[\/img\]/",$body,$match)) { $images = $match[1]; if(count($images)) { foreach($images as $image) { if(! stristr($image,$a->get_baseurl() . '/photo/')) continue; $image_uri = substr($image,strrpos($image,'/') + 1); $image_uri = substr($image_uri,0, strpos($image_uri,'-')); $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' WHERE `resource-id` = '%s' AND `album` = '%s' ", dbesc($str_contact_allow), dbesc($str_group_allow), dbesc($str_contact_deny), dbesc($str_group_deny), dbesc($image_uri), dbesc( t('Wall Photos')) ); } } } /** * Fold multi-line [code] sequences */ $body = preg_replace('/\[\/code\]\s*\[code\]/m',"\n",$body); /** * Look for any tags and linkify them */ $str_tags = ''; $inform = ''; $tags = get_tags($body); if(($parent_contact) && ($parent_contact['network'] === 'stat') && ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) { $body = '@' . $parent_contact['nick'] . ' ' . $body; $tags[] = '@' . $parent_contact['nick']; } if(count($tags)) { foreach($tags as $tag) { if(strpos($tag,'#') === 0) { $basetag = str_replace('_',' ',substr($tag,1)); $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body); if(strlen($str_tags)) $str_tags .= ','; $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]'; continue; } if(strpos($tag,'@') === 0) { $stat = false; $name = substr($tag,1); if((strpos($name,'@')) || (strpos($name,'http://'))) { $newname = $name; $links = @lrdd($name); if(count($links)) { foreach($links as $link) { if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page') $profile = $link['@attributes']['href']; if($link['@attributes']['rel'] === 'salmon') { if(strlen($inform)) $inform .= ','; $inform .= 'url:' . str_replace(',','%2c',$link['@attributes']['href']); } } } } else { $newname = $name; $alias = ''; if(strstr($name,'_')) { $newname = str_replace('_',' ',$name); $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1", dbesc($newname), intval($profile_uid) ); } else { $r = q("SELECT * FROM `contact` WHERE `nick` = '%s' AND `uid` = %d LIMIT 1", dbesc($name), intval($profile_uid) ); } if(count($r)) { $profile = $r[0]['url']; if($r[0]['network'] === 'stat') { $newname = $r[0]['nick']; $stat = true; if($r[0]['alias']) $alias = $r[0]['alias']; } else $newname = $r[0]['name']; if(strlen($inform)) $inform .= ','; $inform .= 'cid:' . $r[0]['id']; } } if($profile) { $body = str_replace('@' . $name, '@' . '[url=' . $profile . ']' . $newname . '[/url]', $body); $profile = str_replace(',','%2c',$profile); if(strlen($str_tags)) $str_tags .= ','; $str_tags .= '@[url=' . $profile . ']' . $newname . '[/url]'; // Status.Net seems to require the numeric ID URL in a mention if the person isn't // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both. if(strlen($alias)) { if(strlen($str_tags)) $str_tags .= ','; $str_tags .= '@[url=' . $alias . ']' . $newname . '[/url]'; } } } } } $wall = 0; if($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' ); $uri = item_new_uri($a->get_hostname(),$profile_uid); $datarray = array(); $datarray['uid'] = $profile_uid; $datarray['type'] = $post_type; $datarray['wall'] = $wall; $datarray['gravity'] = $gravity; $datarray['contact-id'] = $contact_id; $datarray['owner-name'] = $contact_record['name']; $datarray['owner-link'] = $contact_record['url']; $datarray['owner-avatar'] = $contact_record['thumb']; $datarray['author-name'] = $author['name']; $datarray['author-link'] = $author['url']; $datarray['author-avatar'] = $author['thumb']; $datarray['created'] = datetime_convert(); $datarray['edited'] = datetime_convert(); $datarray['changed'] = datetime_convert(); $datarray['uri'] = $uri; $datarray['title'] = $title; $datarray['body'] = $body; $datarray['location'] = $location; $datarray['coord'] = $coord; $datarray['tag'] = $str_tags; $datarray['inform'] = $inform; $datarray['verb'] = $verb; $datarray['allow_cid'] = $str_contact_allow; $datarray['allow_gid'] = $str_group_allow; $datarray['deny_cid'] = $str_contact_deny; $datarray['deny_gid'] = $str_group_deny; $datarray['private'] = $private; /** * These fields are for the convenience of plugins... * 'self' if true indicates the owner is posting on their own wall * If parent is 0 it is a top-level post. */ $datarray['parent'] = $parent; $datarray['self'] = $self; call_hooks('post_local',$datarray); $r = q("INSERT INTO `item` (`uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, `author-name`, `author-link`, `author-avatar`, `created`, `edited`, `changed`, `uri`, `title`, `body`, `location`, `coord`, `tag`, `inform`, `verb`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private` ) VALUES( %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d )", intval($datarray['uid']), dbesc($datarray['type']), intval($datarray['wall']), intval($datarray['gravity']), intval($datarray['contact-id']), dbesc($datarray['owner-name']), dbesc($datarray['owner-link']), dbesc($datarray['owner-avatar']), dbesc($datarray['author-name']), dbesc($datarray['author-link']), dbesc($datarray['author-avatar']), dbesc($datarray['created']), dbesc($datarray['edited']), dbesc($datarray['changed']), dbesc($datarray['uri']), dbesc($datarray['title']), dbesc($datarray['body']), dbesc($datarray['location']), dbesc($datarray['coord']), dbesc($datarray['tag']), dbesc($datarray['inform']), dbesc($datarray['verb']), dbesc($datarray['allow_cid']), dbesc($datarray['allow_gid']), dbesc($datarray['deny_cid']), dbesc($datarray['deny_gid']), intval($datarray['private']) ); $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($datarray['uri'])); if(count($r)) { $post_id = $r[0]['id']; logger('mod_item: saved item ' . $post_id); if($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. $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d WHERE `id` = %d LIMIT 1", dbesc($parent_item['allow_cid']), dbesc($parent_item['allow_gid']), dbesc($parent_item['deny_cid']), dbesc($parent_item['deny_gid']), intval($parent_item['private']), intval($post_id) ); // Send a notification email to the conversation owner, unless the owner is me and I wrote this item if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) { require_once('bbcode.php'); $from = $author['name']; $tpl = load_view_file('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' => $from, '$display' => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id, '$body' => strip_tags(bbcode($datarray['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 = $post_id; // let me know if somebody did a wall-to-wall post on my profile if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) { require_once('bbcode.php'); $from = $author['name']; $tpl = load_view_file('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' => $from, '$display' => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id, '$body' => strip_tags(bbcode($datarray['body'])) )); $res = mail($user['email'], $from . t(" posted on your profile wall at ") . $a->config['sitename'], $email_tpl,t("From: Administrator@") . $a->get_hostname() ); } } $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1 WHERE `id` = %d LIMIT 1", intval($parent), dbesc(($parent == $post_id) ? $uri : $parent_item['uri']), dbesc($a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id), dbesc(datetime_convert()), intval($post_id) ); // photo comments turn the corresponding item visible to the profile wall // This way we don't see every picture in your new photo album posted to your wall at once. // They will show up as people comment on them. if(! $parent_item['visible']) { $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1", intval($parent_item['id']) ); } } else { logger('mod_item: unable to retrieve post that was just stored.'); notify( t('System error. Post not saved.')); goaway($a->get_baseurl() . "/" . $_POST['return'] ); // NOTREACHED } proc_run('php', "include/notifier.php", $notify_type, "$post_id"); $datarray['id'] = $post_id; call_hooks('post_local_end', $datarray); if(strlen($emailcc) && $profile_uid == local_user()) { $erecips = explode(',', $emailcc); if(count($erecips)) { foreach($erecips as $recip) { $addr = trim($recip); if(! strlen($addr)) continue; $disclaimer = '<hr />' . t('This message was sent to you by ') . $a->user['username'] . t(', a member of the Friendika social network.') . '<br />'; $disclaimer .= t('You may visit them online at') . ' ' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '<br />'; $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . '<br />'; $subject = '[Friendika]' . ' ' . $a->user['username'] . ' ' . t('posted an update.'); $headers = 'From: ' . $a->user['username'] . ' <' . $a->user['email'] . '>' . "\n"; $headers .= 'MIME-Version: 1.0' . "\n"; $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n"; $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n"; $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />'; $html = prepare_body($datarray); $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>'; @mail($addr, $subject, $message, $headers); } } } logger('post_complete'); if((x($_POST,'return')) && strlen($_POST['return'])) { logger('return: ' . $_POST['return']); goaway($a->get_baseurl() . "/" . $_POST['return'] ); } $json = array('success' => 1); if(x($_POST,'jsreload') && strlen($_POST['jsreload'])) $json['reload'] = $a->get_baseurl() . '/' . $_POST['jsreload']; logger('post_json: ' . print_r($json,true), LOGGER_DEBUG); echo json_encode($json); killme(); // NOTREACHED } function item_content(&$a) { 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 = $r[0]; // check if logged in user is either the author or owner of this item if(($_SESSION['visitor_id'] == $item['contact-id']) || ($_SESSION['uid'] == $item['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']); // send the notification upstream/downstream as the case may be proc_run('php',"include/notifier.php","drop","$drop_id"); goaway($a->get_baseurl() . '/' . $_SESSION['return_url']); //NOTREACHED } else { notice( t('Permission denied.') . EOL); goaway($a->get_baseurl() . '/' . $_SESSION['return_url']); //NOTREACHED } } }