263 lines
6.9 KiB
PHP
263 lines
6.9 KiB
PHP
<?php
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function item_post(&$a) {
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if((! local_user()) && (! remote_user()))
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return;
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require_once('include/security.php');
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$uid = $_SESSION['uid'];
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$parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
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$parent_item = null;
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if($parent) {
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$r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
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intval($parent)
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);
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if(! count($r)) {
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notice( t('Unable to locate original post.') . EOL);
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goaway($a->get_baseurl() . "/" . $_POST['return'] );
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}
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$parent_item = $r[0];
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}
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$profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
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if(! can_write_wall($a,$profile_uid)) {
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notice("Permission denied." . EOL) ;
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return;
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}
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$str_group_allow = '';
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$group_allow = $_POST['group_allow'];
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if(is_array($group_allow)) {
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array_walk($group_allow,'sanitise_acl');
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$str_group_allow = implode('',$group_allow);
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}
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$str_contact_allow = '';
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$contact_allow = $_POST['contact_allow'];
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if(is_array($contact_allow)) {
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array_walk($contact_allow,'sanitise_acl');
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$str_contact_allow = implode('',$contact_allow);
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}
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$str_group_deny = '';
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$group_deny = $_POST['group_deny'];
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if(is_array($group_deny)) {
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array_walk($group_deny,'sanitise_acl');
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$str_group_deny = implode('',$group_deny);
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}
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$str_contact_deny = '';
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$contact_deny = $_POST['contact_deny'];
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if(is_array($contact_deny)) {
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array_walk($contact_deny,'sanitise_acl');
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$str_contact_deny = implode('',$contact_deny);
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}
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$title = notags(trim($_POST['title']));
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$body = escape_tags(trim($_POST['body']));
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if(! strlen($body)) {
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notice( t('Empty post discarded.') . EOL );
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goaway($a->get_baseurl() . "/" . $_POST['return'] );
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}
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// get contact info for poster
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if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id']))) {
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$contact_id = $_SESSION['visitor_id'];
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}
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else {
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$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
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intval($_SESSION['uid']));
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if(count($r))
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$contact_id = $r[0]['id'];
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}
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// get contact info for owner
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$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
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intval($profile_uid)
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);
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if(count($r))
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$contact_record = $r[0];
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$post_type = notags(trim($_POST['type']));
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if($post_type == 'net-comment') {
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if($parent_item !== null) {
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if($parent_item['type'] == 'remote')
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$post_type = 'remote-comment';
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else
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$post_type = 'wall-comment';
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}
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}
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$notify_type = (($parent) ? 'comment-new' : 'wall-new' );
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do {
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$dups = false;
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$hash = random_string();
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$uri = "urn:X-dfrn:" . $a->get_hostname() . ':' . $profile_uid . ':' . $hash;
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$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
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dbesc($uri));
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if(count($r))
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$dups = true;
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} while($dups == true);
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$r = q("INSERT INTO `item` (`uid`,`type`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, `created`,
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`edited`, `uri`, `title`, `body`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
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VALUES( %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
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intval($profile_uid),
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dbesc($post_type),
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intval($contact_id),
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dbesc($contact_record['name']),
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dbesc($contact_record['url']),
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dbesc($contact_record['thumb']),
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datetime_convert(),
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datetime_convert(),
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dbesc($uri),
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dbesc($title),
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dbesc($body),
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dbesc($str_contact_allow),
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dbesc($str_group_allow),
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dbesc($str_contact_deny),
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dbesc($str_group_deny)
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);
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$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
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dbesc($uri));
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if(count($r)) {
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$post_id = $r[0]['id'];
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if($parent) {
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// This item is the last leaf and gets the comment box, clear any ancestors
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$r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent` = %d ",
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intval($parent)
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);
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// Inherit ACL's from the parent item.
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// TODO merge with subsequent UPDATE operation and save a db write
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$r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
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WHERE `id` = %d LIMIT 1",
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dbesc($parent_item['allow_cid']),
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dbesc($parent_item['allow_gid']),
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dbesc($parent_item['deny_cid']),
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dbesc($parent_item['deny_gid']),
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intval($post_id)
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);
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}
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else {
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$parent = $post_id;
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}
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$r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `last-child` = 1, `visible` = 1
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WHERE `id` = %d LIMIT 1",
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intval($parent),
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dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
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intval($post_id)
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);
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// photo comments turn the corresponding item visible to the profile wall
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if(! $parent_item['visible']) {
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$r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
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intval($parent_item['id'])
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);
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}
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}
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$url = $a->get_baseurl();
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proc_close(proc_open("php include/notifier.php \"$url\" \"$notify_type\" \"$post_id\" > notify.log &",
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array(),$foo));
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goaway($a->get_baseurl() . "/" . $_POST['return'] );
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return; // NOTREACHED
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}
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function item_content(&$a) {
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if((! local_user()) && (! remote_user()))
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return;
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require_once('include/security.php');
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$uid = $_SESSION['uid'];
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if(($a->argc == 3) && ($a->argv[1] == 'drop') && intval($a->argv[2])) {
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// locate item to be deleted
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$r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
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intval($a->argv[2])
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);
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if(! count($r)) {
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notice("Item not found." . EOL);
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goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
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}
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$item = $r[0];
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// check if logged in user is either the author or owner of this item
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if(($_SESSION['visitor_id'] == $item['contact-id']) || ($_SESSION['uid'] == $item['uid'])) {
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// delete the item
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$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($item['id'])
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);
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// If item is a link to a photo resource, nuke all the associated photos
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// (visitors will not have photo resources)
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// This only applies to photos uploaded from the photos page. Photos inserted into a post do not
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// generate a resource-id and therefore aren't intimately linked to the item.
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if(strlen($item['resource-id'])) {
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$q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
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dbesc($item['resource-id']),
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intval($item['uid'])
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);
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// ignore the result
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}
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// If it's the parent of a comment thread, kill all the kids
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if($item['uri'] == $item['parent-uri']) {
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$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s'
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WHERE `parent-uri` = '%s' AND `uid` = %d ",
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dbesc(datetime_convert()),
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dbesc($item['parent-uri']),
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intval($item['uid'])
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);
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// ignore the result
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}
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$url = $a->get_baseurl();
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$drop_id = intval($item['id']);
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// send the notification upstream/downstream as the case may be
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proc_close(proc_open("php include/notifier.php \"$url\" \"drop\" \"$drop_id\" > notify.log &",
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array(),$foo));
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goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
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return; //NOTREACHED
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}
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else {
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notice("Permission denied." . EOL);
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goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
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return; //NOTREACHED
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}
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}
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}
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