friendica-github/mod/display.php
Andrej Stieben db949bb802 Updated modules to allow for partial overrides without errors
Only define functions if they have not been defined before, e.g. in themes. This makes it possible to override parts of a module and still use the other functions.
2016-02-05 21:52:39 +01:00

528 lines
18 KiB
PHP

<?php
if(! function_exists('display_init')) {
function display_init(&$a) {
if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
return;
}
$nick = (($a->argc > 1) ? $a->argv[1] : '');
$profiledata = array();
// If there is only one parameter, then check if this parameter could be a guid
if ($a->argc == 2) {
$nick = "";
$itemuid = 0;
// Does the local user have this item?
if (local_user()) {
$r = q("SELECT `id`, `parent`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid` FROM `item`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `guid` = '%s' AND `uid` = %d", dbesc($a->argv[1]), local_user());
if (count($r)) {
$nick = $a->user["nickname"];
$itemuid = local_user();
}
}
// Or is it anywhere on the server?
if ($nick == "") {
$r = q("SELECT `user`.`nickname`, `item`.`id`, `item`.`parent`, `item`.`author-name`,
`item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
AND `item`.`private` = 0 AND NOT `user`.`hidewall`
AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
// AND `item`.`private` = 0 AND `item`.`wall` = 1
if (count($r)) {
$nick = $r[0]["nickname"];
$itemuid = $r[0]["uid"];
}
}
// Is it an item with uid=0?
if ($nick == "") {
$r = q("SELECT `item`.`id`, `item`.`parent`, `item`.`author-name`,
`item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
FROM `item` WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
AND `item`.`private` = 0 AND `item`.`uid` = 0
AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
// AND `item`.`private` = 0 AND `item`.`wall` = 1
}
if (count($r)) {
if ($r[0]["id"] != $r[0]["parent"])
$r = q("SELECT `id`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid` FROM `item`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `id` = %d", $r[0]["parent"]);
$profiledata = display_fetchauthor($a, $r[0]);
if (strstr(normalise_link($profiledata["url"]), normalise_link($a->get_baseurl()))) {
$nickname = str_replace(normalise_link($a->get_baseurl())."/profile/", "", normalise_link($profiledata["url"]));
if (($nickname != $a->user["nickname"])) {
$r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 and `contact`.`self` = 1 LIMIT 1",
dbesc($nickname)
);
if (count($r))
$profiledata = $r[0];
$profiledata["network"] = NETWORK_DFRN;
} else
$profiledata = array();
}
} else {
$a->error = 404;
notice( t('Item not found.') . EOL);
return;
}
}
profile_load($a, $nick, 0, $profiledata);
}
}
if(! function_exists('display_fetchauthor')) {
function display_fetchauthor($a, $item) {
$profiledata = array();
$profiledata["uid"] = -1;
$profiledata["nickname"] = $item["author-name"];
$profiledata["name"] = $item["author-name"];
$profiledata["picdate"] = "";
$profiledata["photo"] = $item["author-avatar"];
$profiledata["url"] = $item["author-link"];
$profiledata["network"] = $item["network"];
// Check for a repeated message
$skip = false;
$body = trim($item["body"]);
// Skip if it isn't a pure repeated messages
// Does it start with a share?
if (!$skip AND strpos($body, "[share") > 0)
$skip = true;
// Does it end with a share?
if (!$skip AND (strlen($body) > (strrpos($body, "[/share]") + 8)))
$skip = true;
if (!$skip) {
$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
// Skip if there is no shared message in there
if ($body == $attributes)
$skip = true;
}
if (!$skip) {
$author = "";
preg_match("/author='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
preg_match('/author="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
$profile = "";
preg_match("/profile='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$profiledata["url"] = $matches[1];
preg_match('/profile="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$profiledata["url"] = $matches[1];
$avatar = "";
preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$profiledata["photo"] = $matches[1];
preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$profiledata["photo"] = $matches[1];
$profiledata["nickname"] = $profiledata["name"];
$profiledata["network"] = GetProfileUsername($profiledata["url"], "", false, true);
$profiledata["address"] = "";
$profiledata["about"] = "";
}
// Don't show details from Diaspora contacts if you don't follow the contact
$showdetails = ($profiledata["network"] != NETWORK_DIASPORA);
// Fetching further contact data from the contact table
$r = q("SELECT `uid`, `network`, `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`
FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `network` = '%s' AND `rel` IN (%d, %d)",
dbesc(normalise_link($profiledata["url"])), intval(local_user()), dbesc($item["network"]),
intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
if (!count($r))
$r = q("SELECT `uid`, `network`, `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`
FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `rel` IN (%d, %d)",
dbesc(normalise_link($profiledata["url"])), intval(local_user()),
intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
if (count($r)) {
$profiledata["name"] = $r[0]["name"];
$profiledata["photo"] = $r[0]["photo"];
$profiledata["nickname"] = $r[0]["nick"];
$profiledata["addr"] = $r[0]["addr"];
$profiledata["keywords"] = $r[0]["keywords"];
$profiledata["network"] = $r[0]["network"];
if (local_user() OR $showdetails) {
$showdetails = true;
$profiledata["address"] = $r[0]["location"];
$profiledata["about"] = $r[0]["about"];
$profiledata["gender"] = $r[0]["gender"];
}
}
// Fetching profile data from global contacts
if ($profiledata["network"] != NETWORK_FEED) {
$r = q("SELECT `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`, `network` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($profiledata["url"])));
if (count($r)) {
$profiledata["name"] = $r[0]["name"];
$profiledata["photo"] = $r[0]["photo"];
$profiledata["nickname"] = $r[0]["nick"];
$profiledata["addr"] = $r[0]["addr"];
$profiledata["network"] = $r[0]["network"];
if ($r[0]["keywords"])
$profiledata["keywords"] = $r[0]["keywords"];
if ($showdetails) {
if ($r[0]["location"])
$profiledata["address"] = $r[0]["location"];
if ($r[0]["about"])
$profiledata["about"] = $r[0]["about"];
if ($r[0]["gender"])
$profiledata["gender"] = $r[0]["gender"];
}
}
}
if (local_user()) {
if (in_array($profiledata["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS)))
$profiledata["remoteconnect"] = $a->get_baseurl()."/follow?url=".urlencode($profiledata["url"]);
} elseif ($profiledata["network"] == NETWORK_DFRN) {
$connect = str_replace("/profile/", "/dfrn_request/", $profiledata["url"]);
$profiledata["remoteconnect"] = $connect;
}
return($profiledata);
}
}
if(! function_exists('display_content')) {
function display_content(&$a, $update = 0) {
if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
notice( t('Public access denied.') . EOL);
return;
}
require_once('include/security.php');
require_once('include/conversation.php');
require_once('include/acl_selectors.php');
$o = '';
$a->page['htmlhead'] .= replace_macros(get_markup_template('display-head.tpl'), array());
if($update) {
$nick = $_REQUEST['nick'];
}
else {
$nick = (($a->argc > 1) ? $a->argv[1] : '');
}
if($update) {
$item_id = $_REQUEST['item_id'];
$a->profile = array('uid' => intval($update), 'profile_uid' => intval($update));
}
else {
$item_id = (($a->argc > 2) ? $a->argv[2] : 0);
if ($a->argc == 2) {
$nick = "";
if (local_user()) {
$r = q("SELECT `id` FROM `item`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `guid` = '%s' AND `uid` = %d", dbesc($a->argv[1]), local_user());
if (count($r)) {
$item_id = $r[0]["id"];
$nick = $a->user["nickname"];
}
}
if ($nick == "") {
$r = q("SELECT `user`.`nickname`, `item`.`id` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
AND `item`.`private` = 0 AND NOT `user`.`hidewall`
AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
// AND `item`.`private` = 0 AND `item`.`wall` = 1
if (count($r)) {
$item_id = $r[0]["id"];
$nick = $r[0]["nickname"];
}
}
if ($nick == "") {
$r = q("SELECT `item`.`id` FROM `item`
WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
AND `item`.`private` = 0 AND `item`.`uid` = 0
AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
// AND `item`.`private` = 0 AND `item`.`wall` = 1
if (count($r)) {
$item_id = $r[0]["id"];
}
}
}
}
if(! $item_id) {
$a->error = 404;
notice( t('Item not found.') . EOL);
return;
}
$groups = array();
$contact = null;
$remote_contact = false;
$contact_id = 0;
if(is_array($_SESSION['remote'])) {
foreach($_SESSION['remote'] as $v) {
if($v['uid'] == $a->profile['uid']) {
$contact_id = $v['cid'];
break;
}
}
}
if($contact_id) {
$groups = init_groups_visitor($contact_id);
$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($contact_id),
intval($a->profile['uid'])
);
if(count($r)) {
$contact = $r[0];
$remote_contact = true;
}
}
if(! $remote_contact) {
if(local_user()) {
$contact_id = $_SESSION['cid'];
$contact = $a->contact;
}
}
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
intval($a->profile['uid'])
);
if(count($r))
$a->page_contact = $r[0];
$is_owner = ((local_user()) && (local_user() == $a->profile['profile_uid']) ? true : false);
if($a->profile['hidewall'] && (! $is_owner) && (! $remote_contact)) {
notice( t('Access to this profile has been restricted.') . EOL);
return;
}
// Why do we need this on the display page? We don't have the possibility to write new content here.
// Ad editing of posts work without this as well.
// We should remove this completely for the 3.5.1 release.
/*
if ($is_owner) {
$x = array(
'is_owner' => true,
'allow_location' => $a->user['allow_location'],
'default_location' => $a->user['default-location'],
'nickname' => $a->user['nickname'],
'lockstate' => ( (is_array($a->user)) && ((strlen($a->user['allow_cid'])) || (strlen($a->user['allow_gid'])) || (strlen($a->user['deny_cid'])) || (strlen($a->user['deny_gid']))) ? 'lock' : 'unlock'),
'acl' => populate_acl($a->user, true),
'bang' => '',
'visitor' => 'block',
'profile_uid' => local_user(),
'acl_data' => construct_acl_data($a, $a->user), // For non-Javascript ACL selector
);
$o .= status_editor($a,$x,0,true);
}
*/
$sql_extra = item_permissions_sql($a->profile['uid'],$remote_contact,$groups);
// AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' ))
if($update) {
$r = q("SELECT id FROM item WHERE item.uid = %d
AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s'))
$sql_extra AND unseen = 1",
intval($a->profile['uid']),
dbesc($item_id),
dbesc($item_id)
);
if(!$r)
return '';
}
// AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' )
$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
and `item`.`moderated` = 0
AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s')
AND uid = %d)
$sql_extra
ORDER BY `parent` DESC, `gravity` ASC, `id` ASC",
intval($a->profile['uid']),
dbesc($item_id),
dbesc($item_id),
intval($a->profile['uid'])
);
if(!$r && local_user()) {
// Check if this is another person's link to a post that we have
$r = q("SELECT `item`.uri FROM `item`
WHERE (`item`.`id` = '%s' OR `item`.`uri` = '%s' )
LIMIT 1",
dbesc($item_id),
dbesc($item_id)
);
if($r) {
$item_uri = $r[0]['uri'];
// AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE `uri` = '%s' AND uid = %d )
$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
and `item`.`moderated` = 0
AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE `uri` = '%s' AND uid = %d)
ORDER BY `parent` DESC, `gravity` ASC, `id` ASC ",
intval(local_user()),
dbesc($item_uri),
intval(local_user())
);
}
}
if($r) {
if((local_user()) && (local_user() == $a->profile['uid'])) {
q("UPDATE `item` SET `unseen` = 0
WHERE `parent` = %d AND `unseen` = 1",
intval($r[0]['parent'])
);
}
$items = conv_sort($r,"`commented`");
if(!$update)
$o .= "<script> var netargs = '?f=&nick=" . $nick . "&item_id=" . $item_id . "'; </script>";
$o .= conversation($a,$items,'display', $update);
// Preparing the meta header
require_once('include/bbcode.php');
require_once("include/html2plain.php");
$description = trim(html2plain(bbcode($r[0]["body"], false, false), 0, true));
$title = trim(html2plain(bbcode($r[0]["title"], false, false), 0, true));
$author_name = $r[0]["author-name"];
$image = "";
if ($image == "")
$image = $r[0]["thumb"];
if ($title == "")
$title = $author_name;
$description = htmlspecialchars($description, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
$title = htmlspecialchars($title, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
$author_name = htmlspecialchars($author_name, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
//<meta name="keywords" content="">
$a->page['htmlhead'] .= '<meta name="author" content="'.$author_name.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="title" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="fulltitle" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="description" content="'.$description.'" />'."\n";
// Schema.org microdata
$a->page['htmlhead'] .= '<meta itemprop="name" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta itemprop="description" content="'.$description.'" />'."\n";
$a->page['htmlhead'] .= '<meta itemprop="image" content="'.$image.'" />'."\n";
$a->page['htmlhead'] .= '<meta itemprop="author" content="'.$author_name.'" />'."\n";
// Twitter cards
$a->page['htmlhead'] .= '<meta name="twitter:card" content="summary" />'."\n";
$a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="twitter:description" content="'.$description.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="twitter:image" content="'.$image.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="twitter:url" content="'.$r[0]["plink"].'" />'."\n";
// Dublin Core
$a->page['htmlhead'] .= '<meta name="DC.title" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="DC.description" content="'.$description.'" />'."\n";
// Open Graph
$a->page['htmlhead'] .= '<meta property="og:type" content="website" />'."\n";
$a->page['htmlhead'] .= '<meta property="og:title" content="'.$title.'" />'."\n";
$a->page['htmlhead'] .= '<meta property="og:image" content="'.$image.'" />'."\n";
$a->page['htmlhead'] .= '<meta property="og:url" content="'.$r[0]["plink"].'" />'."\n";
$a->page['htmlhead'] .= '<meta property="og:description" content="'.$description.'" />'."\n";
$a->page['htmlhead'] .= '<meta name="og:article:author" content="'.$author_name.'" />'."\n";
// article:tag
return $o;
}
$r = q("SELECT `id`,`deleted` FROM `item` WHERE `id` = '%s' OR `uri` = '%s' LIMIT 1",
dbesc($item_id),
dbesc($item_id)
);
if($r) {
if($r[0]['deleted']) {
notice( t('Item has been removed.') . EOL );
}
else {
notice( t('Permission denied.') . EOL );
}
}
else {
notice( t('Item not found.') . EOL );
}
return $o;
}
}