4 use Friendica\Core\Config;
5 use Friendica\Core\System;
6 use Friendica\Database\DBM;
7 use Friendica\Model\Contact;
8 use Friendica\Protocol\DFRN;
10 function display_init(App $a) {
11 if (Config::get('system','block_public') && !local_user() && !remote_user()) {
15 $nick = (($a->argc > 1) ? $a->argv[1] : '');
16 $profiledata = array();
19 if (substr($a->argv[2], -5) == '.atom') {
20 $item_id = substr($a->argv[2], 0, -5);
21 displayShowFeed($item_id, false);
26 if ($a->argv[3] == 'conversation.atom') {
27 $item_id = $a->argv[2];
28 displayShowFeed($item_id, true);
34 // If there is only one parameter, then check if this parameter could be a guid
39 // Does the local user have this item?
41 $r = dba::fetch_first("SELECT `id`, `parent`, `author-name`, `author-link`,
42 `author-avatar`, `network`, `body`, `uid`, `owner-link`
43 FROM `item` WHERE `visible` AND NOT `deleted` AND NOT `moderated`
44 AND `guid` = ? AND `uid` = ? LIMIT 1", $a->argv[1], local_user());
45 if (DBM::is_result($r)) {
46 $nick = $a->user["nickname"];
50 // Is it an item with uid=0?
51 if (!DBM::is_result($r)) {
52 $r = dba::fetch_first("SELECT `id`, `parent`, `author-name`, `author-link`,
53 `author-avatar`, `network`, `body`, `uid`, `owner-link`
54 FROM `item` WHERE `visible` AND NOT `deleted` AND NOT `moderated`
55 AND NOT `private` AND `uid` = 0
56 AND `guid` = ? LIMIT 1", $a->argv[1]);
59 if (!DBM::is_result($r)) {
61 notice(t('Item not found.') . EOL);
64 } elseif (($a->argc == 3) && ($nick == 'feed-item')) {
65 $r = dba::fetch_first("SELECT `id`, `parent`, `author-name`, `author-link`,
66 `author-avatar`, `network`, `body`, `uid`, `owner-link`
67 FROM `item` WHERE `visible` AND NOT `deleted` AND NOT `moderated`
68 AND NOT `private` AND `uid` = 0
69 AND `id` = ? LIMIT 1", $a->argv[2]);
72 if (DBM::is_result($r)) {
73 if (strstr($_SERVER['HTTP_ACCEPT'], 'application/atom+xml')) {
74 logger('Directly serving XML for id '.$r["id"], LOGGER_DEBUG);
75 displayShowFeed($r["id"], false);
78 if ($r["id"] != $r["parent"]) {
79 $r = dba::fetch_first("SELECT `id`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid`, `owner-link` FROM `item`
80 WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
81 AND `id` = ?", $r["parent"]);
84 $profiledata = display_fetchauthor($a, $r);
86 if (strstr(normalise_link($profiledata["url"]), normalise_link(System::baseUrl()))) {
87 $nickname = str_replace(normalise_link(System::baseUrl())."/profile/", "", normalise_link($profiledata["url"]));
89 if (($nickname != $a->user["nickname"])) {
90 $r = dba::fetch_first("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
91 INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
92 WHERE `user`.`nickname` = ? AND `profile`.`is-default` AND `contact`.`self` LIMIT 1",
95 if (DBM::is_result($r)) {
98 $profiledata["network"] = NETWORK_DFRN;
100 $profiledata = array();
105 profile_load($a, $nick, 0, $profiledata);
108 function display_fetchauthor($a, $item) {
109 $profiledata = array();
110 $profiledata["uid"] = -1;
111 $profiledata["nickname"] = $item["author-name"];
112 $profiledata["name"] = $item["author-name"];
113 $profiledata["picdate"] = "";
114 $profiledata["photo"] = $item["author-avatar"];
115 $profiledata["url"] = $item["author-link"];
116 $profiledata["network"] = $item["network"];
118 // Check for a repeated message
120 $body = trim($item["body"]);
122 // Skip if it isn't a pure repeated messages
123 // Does it start with a share?
124 if (!$skip && strpos($body, "[share") > 0) {
127 // Does it end with a share?
128 if (!$skip && (strlen($body) > (strrpos($body, "[/share]") + 8))) {
132 $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
133 // Skip if there is no shared message in there
134 if ($body == $attributes) {
141 preg_match("/author='(.*?)'/ism", $attributes, $matches);
142 if ($matches[1] != "") {
143 $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
145 preg_match('/author="(.*?)"/ism', $attributes, $matches);
146 if ($matches[1] != "") {
147 $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
150 preg_match("/profile='(.*?)'/ism", $attributes, $matches);
151 if ($matches[1] != "") {
152 $profiledata["url"] = $matches[1];
154 preg_match('/profile="(.*?)"/ism', $attributes, $matches);
155 if ($matches[1] != "") {
156 $profiledata["url"] = $matches[1];
159 preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
160 if ($matches[1] != "") {
161 $profiledata["photo"] = $matches[1];
163 preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
164 if ($matches[1] != "") {
165 $profiledata["photo"] = $matches[1];
167 $profiledata["nickname"] = $profiledata["name"];
168 $profiledata["network"] = GetProfileUsername($profiledata["url"], "", false, true);
170 $profiledata["address"] = "";
171 $profiledata["about"] = "";
174 $profiledata = Contact::getDetailsByURL($profiledata["url"], local_user(), $profiledata);
176 $profiledata["photo"] = System::removedBaseUrl($profiledata["photo"]);
179 if (in_array($profiledata["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))) {
180 $profiledata["remoteconnect"] = System::baseUrl()."/follow?url=".urlencode($profiledata["url"]);
182 } elseif ($profiledata["network"] == NETWORK_DFRN) {
183 $connect = str_replace("/profile/", "/dfrn_request/", $profiledata["url"]);
184 $profiledata["remoteconnect"] = $connect;
187 return($profiledata);
190 function display_content(App $a, $update = false, $update_uid = 0) {
191 if (Config::get('system','block_public') && !local_user() && !remote_user()) {
192 notice(t('Public access denied.') . EOL);
196 require_once 'include/security.php';
197 require_once 'include/conversation.php';
198 require_once 'include/acl_selectors.php';
203 $item_id = $_REQUEST['item_id'];
204 $item = dba::select('item', ['uid'], ['id' => $item_id], ['limit' => 1]);
205 $a->profile = array('uid' => intval($item['uid']), 'profile_uid' => intval($item['uid']));
207 $item_id = (($a->argc > 2) ? $a->argv[2] : 0);
213 $r = dba::fetch_first("SELECT `id`, `parent` FROM `item`
214 WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
215 AND `guid` = ? AND `uid` = ?", $a->argv[1], local_user());
216 if (DBM::is_result($r)) {
218 $item_parent = $r["parent"];
222 if ($item_parent == 0) {
223 $r = dba::fetch_first("SELECT `item`.`id`, `item`.`parent` FROM `item`
224 WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
225 AND NOT `item`.`private` AND `item`.`uid` = 0
226 AND `item`.`guid` = ?", $a->argv[1]);
227 if (DBM::is_result($r)) {
229 $item_parent = $r["parent"];
237 notice(t('Item not found.').EOL);
241 // We are displaying an "alternate" link if that post was public. See issue 2864
242 $is_public = dba::exists('item', array('id' => $item_id, 'private' => false));
244 // For the atom feed the nickname doesn't matter at all, we only need the item id.
245 $alternate = System::baseUrl().'/display/feed-item/'.$item_id.'.atom';
246 $conversation = System::baseUrl().'/display/feed-item/'.$item_parent.'/conversation.atom';
252 $a->page['htmlhead'] .= replace_macros(get_markup_template('display-head.tpl'),
253 array('$alternate' => $alternate,
254 '$conversation' => $conversation));
259 $remote_contact = false;
263 if (is_array($_SESSION['remote'])) {
264 foreach ($_SESSION['remote'] as $v) {
265 if ($v['uid'] == $a->profile['uid']) {
266 $contact_id = $v['cid'];
273 $groups = init_groups_visitor($contact_id);
274 $r = dba::fetch_first("SELECT * FROM `contact` WHERE `id` = ? AND `uid` = ? LIMIT 1",
278 if (DBM::is_result($r)) {
280 $remote_contact = true;
284 if (!$remote_contact) {
286 $contact_id = $_SESSION['cid'];
287 $contact = $a->contact;
291 $r = dba::fetch_first("SELECT * FROM `contact` WHERE `uid` = ? AND `self` LIMIT 1", $a->profile['uid']);
292 if (DBM::is_result($r)) {
293 $a->page_contact = $r;
295 $is_owner = (local_user() && (in_array($a->profile['profile_uid'], [local_user(), 0])) ? true : false);
297 if ($a->profile['hidewall'] && !$is_owner && !$remote_contact) {
298 notice(t('Access to this profile has been restricted.') . EOL);
302 // We need the editor here to be able to reshare an item.
306 'allow_location' => $a->user['allow_location'],
307 'default_location' => $a->user['default-location'],
308 'nickname' => $a->user['nickname'],
309 'lockstate' => (is_array($a->user) && (strlen($a->user['allow_cid']) || strlen($a->user['allow_gid']) || strlen($a->user['deny_cid']) || strlen($a->user['deny_gid'])) ? 'lock' : 'unlock'),
310 'acl' => populate_acl($a->user, true),
312 'visitor' => 'block',
313 'profile_uid' => local_user(),
314 'acl_data' => construct_acl_data($a, $a->user), // For non-Javascript ACL selector
316 $o .= status_editor($a,$x,0,true);
319 $sql_extra = item_permissions_sql($a->profile['uid'], $remote_contact, $groups);
322 $r = dba::p("SELECT `id` FROM `item` WHERE
323 `item`.`parent` = (SELECT `parent` FROM `item` WHERE `id` = ?)
324 $sql_extra AND `unseen`",
328 if (dba::num_rows($r) == 0) {
333 $r = dba::p(item_query()."AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE `id` = ?)
335 ORDER BY `parent` DESC, `gravity` ASC, `id` ASC",
339 if (!DBM::is_result($r)) {
340 notice(t('Item not found.') . EOL);
344 $s = dba::inArray($r);
346 if (local_user() && (local_user() == $a->profile['uid'])) {
347 $unseen = dba::select('item', array('id'), array('parent' => $s[0]['parent'], 'unseen' => true), array('limit' => 1));
348 if (DBM::is_result($unseen)) {
349 dba::update('item', array('unseen' => false), array('parent' => $s[0]['parent'], 'unseen' => true));
353 $items = conv_sort($s, "`commented`");
356 $o .= "<script> var netargs = '?f=&item_id=" . $item_id . "'; </script>";
358 $o .= conversation($a, $items, 'display', $update_uid);
360 // Preparing the meta header
361 require_once 'include/bbcode.php';
362 require_once 'include/html2plain.php';
363 $description = trim(html2plain(bbcode($s[0]["body"], false, false), 0, true));
364 $title = trim(html2plain(bbcode($s[0]["title"], false, false), 0, true));
365 $author_name = $s[0]["author-name"];
367 $image = $a->remove_baseurl($s[0]["author-thumb"]);
370 $title = $author_name;
373 // Limit the description to 160 characters
374 if (strlen($description) > 160) {
375 $description = substr($description, 0, 157) . '...';
378 $description = htmlspecialchars($description, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
379 $title = htmlspecialchars($title, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
380 $author_name = htmlspecialchars($author_name, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
382 //<meta name="keywords" content="">
383 $a->page['htmlhead'] .= '<meta name="author" content="'.$author_name.'" />'."\n";
384 $a->page['htmlhead'] .= '<meta name="title" content="'.$title.'" />'."\n";
385 $a->page['htmlhead'] .= '<meta name="fulltitle" content="'.$title.'" />'."\n";
386 $a->page['htmlhead'] .= '<meta name="description" content="'.$description.'" />'."\n";
388 // Schema.org microdata
389 $a->page['htmlhead'] .= '<meta itemprop="name" content="'.$title.'" />'."\n";
390 $a->page['htmlhead'] .= '<meta itemprop="description" content="'.$description.'" />'."\n";
391 $a->page['htmlhead'] .= '<meta itemprop="image" content="'.$image.'" />'."\n";
392 $a->page['htmlhead'] .= '<meta itemprop="author" content="'.$author_name.'" />'."\n";
395 $a->page['htmlhead'] .= '<meta name="twitter:card" content="summary" />'."\n";
396 $a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$title.'" />'."\n";
397 $a->page['htmlhead'] .= '<meta name="twitter:description" content="'.$description.'" />'."\n";
398 $a->page['htmlhead'] .= '<meta name="twitter:image" content="'.System::baseUrl().'/'.$image.'" />'."\n";
399 $a->page['htmlhead'] .= '<meta name="twitter:url" content="'.$s[0]["plink"].'" />'."\n";
402 $a->page['htmlhead'] .= '<meta name="DC.title" content="'.$title.'" />'."\n";
403 $a->page['htmlhead'] .= '<meta name="DC.description" content="'.$description.'" />'."\n";
406 $a->page['htmlhead'] .= '<meta property="og:type" content="website" />'."\n";
407 $a->page['htmlhead'] .= '<meta property="og:title" content="'.$title.'" />'."\n";
408 $a->page['htmlhead'] .= '<meta property="og:image" content="'.System::baseUrl().'/'.$image.'" />'."\n";
409 $a->page['htmlhead'] .= '<meta property="og:url" content="'.$s[0]["plink"].'" />'."\n";
410 $a->page['htmlhead'] .= '<meta property="og:description" content="'.$description.'" />'."\n";
411 $a->page['htmlhead'] .= '<meta name="og:article:author" content="'.$author_name.'" />'."\n";
417 function displayShowFeed($item_id, $conversation) {
418 $xml = DFRN::itemFeed($item_id, $conversation);
420 http_status_exit(500);
422 header("Content-type: application/atom+xml");