Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file include/conversation.php
*/
use Friendica\App;
use Friendica\Core\Config;
use Friendica\Core\Conversation;
use Friendica\Core\Item;
use Friendica\Core\PConfig;
use Friendica\Core\System;
use Friendica\Database\DBM;
require_once "include/bbcode.php";
require_once "include/acl_selectors.php";
/*
* Note: the code in 'item_extract_images' and 'item_redir_and_replace_images'
* is identical to the code in mod/message.php for 'item_extract_images' and
* 'item_redir_and_replace_images'
*/
if (! function_exists('item_extract_images')) {
function item_extract_images($body) {
$saved_image = array();
$orig_body = $body;
$new_body = '';
$cnt = 0;
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
while (($img_st_close !== false) && ($img_end !== false)) {
$img_st_close++; // make it point to AFTER the closing bracket
$img_end += $img_start;
if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
// This is an embedded image
$saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
$new_body = $new_body . substr($orig_body, 0, $img_start) . '[!#saved_image' . $cnt . '#!]';
10 years ago
$cnt++;
} else {
$new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
}
$orig_body = substr($orig_body, $img_end + strlen('[/img]'));
if ($orig_body === false) {
// in case the body ends on a closing image tag
$orig_body = '';
}
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
}
$new_body = $new_body . $orig_body;
return array('body' => $new_body, 'images' => $saved_image);
}}
if (! function_exists('item_redir_and_replace_images')) {
function item_redir_and_replace_images($body, $images, $cid) {
$origbody = $body;
$newbody = '';
$cnt = 1;
$pos = get_bb_tag_pos($origbody, 'url', 1);
while ($pos !== false && $cnt < 1000) {
$search = '/\[url\=(.*?)\]\[!#saved_image([0-9]*)#!\]\[\/url\]' . '/is';
$replace = '[url=' . System::baseUrl() . '/redir/' . $cid
. '?f=1&url=' . '$1' . '][!#saved_image' . '$2' .'#!][/url]';
$newbody .= substr($origbody, 0, $pos['start']['open']);
$subject = substr($origbody, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
$origbody = substr($origbody, $pos['end']['close']);
if ($origbody === false) {
$origbody = '';
}
$subject = preg_replace($search, $replace, $subject);
$newbody .= $subject;
$cnt++;
$pos = get_bb_tag_pos($origbody, 'url', 1);
}
$newbody .= $origbody;
$cnt = 0;
foreach ($images as $image) {
/*
* We're depending on the property of 'foreach' (specified on the PHP website) that
* it loops over the array starting from the first element and going sequentially
* to the last element.
*/
$newbody = str_replace('[!#saved_image' . $cnt . '#!]', '[img]' . $image . '[/img]', $newbody);
$cnt++;
}
return $newbody;
}}
/**
* Render actions localized
*/
function localize_item(&$item) {
$extracted = item_extract_images($item['body']);
if ($extracted['images']) {
$item['body'] = item_redir_and_replace_images($extracted['body'], $extracted['images'], $item['contact-id']);
}
/// @Separted ???
$xmlhead = "<" . "?xml version='1.0' encoding='UTF-8' ?" . ">";
if (activity_match($item['verb'], ACTIVITY_LIKE)
|| activity_match($item['verb'], ACTIVITY_DISLIKE)
|| activity_match($item['verb'], ACTIVITY_ATTEND)
|| activity_match($item['verb'], ACTIVITY_ATTENDNO)
|| activity_match($item['verb'], ACTIVITY_ATTENDMAYBE)) {
/// @TODO may hurt performance
$r = q("SELECT * FROM `item`, `contact`
WHERE `item`.`contact-id`=`contact`.`id`
AND `item`.`uri`='%s'",
dbesc($item['parent-uri']));
if (!DBM::is_result($r)) {
return;
}
$obj = $r[0];
$author = '[url=' . $item['author-link'] . ']' . $item['author-name'] . '[/url]';
$objauthor = '[url=' . $obj['author-link'] . ']' . $obj['author-name'] . '[/url]';
switch ($obj['verb']) {
case ACTIVITY_POST:
switch ($obj['object-type']) {
case ACTIVITY_OBJ_EVENT:
$post_type = t('event');
break;
default:
$post_type = t('status');
}
break;
default:
if ($obj['resource-id']) {
$post_type = t('photo');
$m = array();
preg_match("/\[url=([^]]*)\]/", $obj['body'], $m);
$rr['plink'] = $m[1];
} else {
$post_type = t('status');
}
}
$plink = '[url=' . $obj['plink'] . ']' . $post_type . '[/url]';
if (activity_match($item['verb'], ACTIVITY_LIKE)) {
$bodyverb = t('%1$s likes %2$s\'s %3$s');
}
elseif (activity_match($item['verb'], ACTIVITY_DISLIKE)) {
$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
}
elseif (activity_match($item['verb'], ACTIVITY_ATTEND)) {
$bodyverb = t('%1$s attends %2$s\'s %3$s');
}
elseif (activity_match($item['verb'], ACTIVITY_ATTENDNO)) {
$bodyverb = t('%1$s doesn\'t attend %2$s\'s %3$s');
}
elseif (activity_match($item['verb'], ACTIVITY_ATTENDMAYBE)) {
$bodyverb = t('%1$s attends maybe %2$s\'s %3$s');
}
$item['body'] = sprintf($bodyverb, $author, $objauthor, $plink);
}
if (activity_match($item['verb'], ACTIVITY_FRIEND)) {
if ($item['object-type']=="" || $item['object-type']!== ACTIVITY_OBJ_PERSON) return;
$Aname = $item['author-name'];
$Alink = $item['author-link'];
$xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
$obj = parse_xml_string($xmlhead.$item['object']);
$links = parse_xml_string($xmlhead."<links>".unxmlify($obj->link)."</links>");
$Bname = $obj->title;
$Blink = ""; $Bphoto = "";
foreach ($links->link as $l) {
$atts = $l->attributes();
switch ($atts['rel']) {
case "alternate": $Blink = $atts['href'];
case "photo": $Bphoto = $atts['href'];
}
}
$A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
$B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
if ($Bphoto != "") {
$Bphoto = '[url=' . zrl($Blink) . '][img]' . $Bphoto . '[/img][/url]';
}
$item['body'] = sprintf( t('%1$s is now friends with %2$s'), $A, $B)."\n\n\n".$Bphoto;
}
if (stristr($item['verb'], ACTIVITY_POKE)) {
$verb = urldecode(substr($item['verb'],strpos($item['verb'],'#')+1));
if (! $verb) {
return;
}
if ($item['object-type']=="" || $item['object-type']!== ACTIVITY_OBJ_PERSON) {
return;
}
$Aname = $item['author-name'];
$Alink = $item['author-link'];
$xmlhead = "<" . "?xml version='1.0' encoding='UTF-8' ?" . ">";
$obj = parse_xml_string($xmlhead.$item['object']);
$links = parse_xml_string($xmlhead."<links>".unxmlify($obj->link)."</links>");
$Bname = $obj->title;
$Blink = "";
$Bphoto = "";
foreach ($links->link as $l) {
$atts = $l->attributes();
switch ($atts['rel']) {
case "alternate": $Blink = $atts['href'];
case "photo": $Bphoto = $atts['href'];
}
}
$A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
$B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
if ($Bphoto != "") {
$Bphoto = '[url=' . zrl($Blink) . '][img=80x80]' . $Bphoto . '[/img][/url]';
}
/*
* we can't have a translation string with three positions but no distinguishable text
* So here is the translate string.
*/
$txt = t('%1$s poked %2$s');
// now translate the verb
$poked_t = trim(sprintf($txt, "", ""));
$txt = str_replace( $poked_t, t($verb), $txt);
// then do the sprintf on the translation string
$item['body'] = sprintf($txt, $A, $B). "\n\n\n" . $Bphoto;
}
if (stristr($item['verb'], ACTIVITY_MOOD)) {
$verb = urldecode(substr($item['verb'], strpos($item['verb'], '#') + 1));
if (! $verb) {
return;
}
$Aname = $item['author-name'];
$Alink = $item['author-link'];
$A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
$txt = t('%1$s is currently %2$s');
$item['body'] = sprintf($txt, $A, t($verb));
}
if (activity_match($item['verb'], ACTIVITY_TAG)) {
/// @TODO may hurt performance "joining" two tables + asterisk
$r = q("SELECT * FROM `item`, `contact`
WHERE `item`.`contact-id`=`contact`.`id`
AND `item`.`uri`='%s'",
dbesc($item['parent-uri']));
if (!DBM::is_result($r)) {
return;
}
$obj = $r[0];
$author = '[url=' . zrl($item['author-link']) . ']' . $item['author-name'] . '[/url]';
$objauthor = '[url=' . zrl($obj['author-link']) . ']' . $obj['author-name'] . '[/url]';
switch ($obj['verb']) {
case ACTIVITY_POST:
switch ($obj['object-type']) {
case ACTIVITY_OBJ_EVENT:
$post_type = t('event');
break;
default:
$post_type = t('status');
}
break;
default:
if ($obj['resource-id']) {
$post_type = t('photo');
$m=array(); preg_match("/\[url=([^]]*)\]/", $obj['body'], $m);
$rr['plink'] = $m[1];
} else {
$post_type = t('status');
}
// Let's break everthing ... ;-)
break;
}
$plink = '[url=' . $obj['plink'] . ']' . $post_type . '[/url]';
$parsedobj = parse_xml_string($xmlhead.$item['object']);
$tag = sprintf('#[url=%s]%s[/url]', $parsedobj->id, $parsedobj->content);
$item['body'] = sprintf( t('%1$s tagged %2$s\'s %3$s with %4$s'), $author, $objauthor, $plink, $tag );
}
if (activity_match($item['verb'], ACTIVITY_FAVORITE)) {
if ($item['object-type'] == "") {
return;
}
$Aname = $item['author-name'];
$Alink = $item['author-link'];
$xmlhead = "<" . "?xml version='1.0' encoding='UTF-8' ?" . ">";
$obj = parse_xml_string($xmlhead.$item['object']);
if (strlen($obj->id)) {
$r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($obj->id),
intval($item['uid'])
);
if (DBM::is_result($r) && $r[0]['plink']) {
$target = $r[0];
$Bname = $target['author-name'];
$Blink = $target['author-link'];
$A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
$B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
$P = '[url=' . $target['plink'] . ']' . t('post/item') . '[/url]';
$item['body'] = sprintf( t('%1$s marked %2$s\'s %3$s as favorite'), $A, $B, $P)."\n";
}
}
}
$matches = null;
if (preg_match_all('/@\[url=(.*?)\]/is', $item['body'], $matches, PREG_SET_ORDER)) {
foreach ($matches as $mtch) {
if (! strpos($mtch[1], 'zrl=')) {
$item['body'] = str_replace($mtch[0], '@[url=' . zrl($mtch[1]) . ']', $item['body']);
}
}
}
// add zrl's to public images
$photo_pattern = "/\[url=(.*?)\/photos\/(.*?)\/image\/(.*?)\]\[img(.*?)\]h(.*?)\[\/img\]\[\/url\]/is";
if (preg_match($photo_pattern, $item['body'])) {
$photo_replace = '[url=' . zrl('$1' . '/photos/' . '$2' . '/image/' . '$3' ,true) . '][img' . '$4' . ']h' . '$5' . '[/img][/url]';
$item['body'] = bb_tag_preg_replace($photo_pattern, $photo_replace, 'url', $item['body']);
}
// add sparkle links to appropriate permalinks
$x = stristr($item['plink'],'/display/');
if ($x) {
$sparkle = false;
$y = best_link_url($item, $sparkle);
if (strstr($y, '/redir/')) {
$item['plink'] = $y . '?f=&url=' . $item['plink'];
}
}
}
/**
* Count the total of comments on this item and its desendants
* @TODO proper type-hint + doc-tag
*/
function count_descendants($item) {
$total = count($item['children']);
if ($total > 0) {
foreach ($item['children'] as $child) {
if (! visible_activity($child)) {
$total --;
}
$total += count_descendants($child);
}
}
return $total;
}
function visible_activity($item) {
/*
* likes (etc.) can apply to other things besides posts. Check if they are post children,
* in which case we handle them specially
*/
$hidden_activities = array(ACTIVITY_LIKE, ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE);
foreach ($hidden_activities as $act) {
if (activity_match($item['verb'], $act)) {
return false;
}
}
if (activity_match($item['verb'], ACTIVITY_FOLLOW) && $item['object-type'] === ACTIVITY_OBJ_NOTE) {
if (! (($item['self']) && ($item['uid'] == local_user()))) {
return false;
}
}
return true;
}
/**
* @brief SQL query for items
*/
function item_query() {
return "SELECT " . item_fieldlists() . " FROM `item` " .
item_joins() . " WHERE " . item_condition();
}
/**
* @brief List of all data fields that are needed for displaying items
*/
function item_fieldlists() {
/*
These Fields are not added below (yet). They are here to for bug search.
`item`.`type`,
`item`.`extid`,
`item`.`changed`,
`item`.`moderated`,
`item`.`target-type`,
`item`.`target`,
`item`.`resource-id`,
`item`.`tag`,
`item`.`inform`,
`item`.`pubmail`,
`item`.`visible`,
`item`.`spam`,
`item`.`bookmark`,
`item`.`unseen`,
`item`.`deleted`,
`item`.`origin`,
`item`.`forum_mode`,
`item`.`last-child`,
`item`.`mention`,
`item`.`global`,
`item`.`gcontact-id`,
`item`.`shadow`,
*/
return "`item`.`author-id`, `item`.`author-link`, `item`.`author-name`, `item`.`author-avatar`,
`item`.`owner-id`, `item`.`owner-link`, `item`.`owner-name`, `item`.`owner-avatar`,
`item`.`contact-id`, `item`.`uid`, `item`.`id`, `item`.`parent`,
`item`.`uri`, `item`.`thr-parent`, `item`.`parent-uri`,
`item`.`commented`, `item`.`created`, `item`.`edited`, `item`.`received`,
`item`.`verb`, `item`.`object-type`, `item`.`postopts`, `item`.`plink`,
`item`.`guid`, `item`.`wall`, `item`.`private`, `item`.`starred`,
`item`.`title`, `item`.`body`, `item`.`file`, `item`.`event-id`,
`item`.`location`, `item`.`coord`, `item`.`app`, `item`.`attach`,
`item`.`rendered-hash`, `item`.`rendered-html`, `item`.`object`,
`item`.`allow_cid`, `item`.`allow_gid`, `item`.`deny_cid`, `item`.`deny_gid`,
`item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
`author`.`thumb` AS `author-thumb`, `owner`.`thumb` AS `owner-thumb`,
`contact`.`network`, `contact`.`url`, `contact`.`name`, `contact`.`writable`,
`contact`.`self`, `contact`.`id` AS `cid`, `contact`.`alias`,
`event`.`created` AS `event-created`, `event`.`edited` AS `event-edited`,
`event`.`start` AS `event-start`,`event`.`finish` AS `event-finish`,
`event`.`summary` AS `event-summary`,`event`.`desc` AS `event-desc`,
`event`.`location` AS `event-location`, `event`.`type` AS `event-type`,
`event`.`nofinish` AS `event-nofinish`,`event`.`adjust` AS `event-adjust`,
`event`.`ignore` AS `event-ignore`, `event`.`id` AS `event-id`";
}
6 years ago
/**
* @brief SQL join for contacts that are needed for displaying items
*/
function item_joins() {
return "STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND
(NOT `contact`.`blocked` OR `contact`.`pending`)
LEFT JOIN `contact` AS `author` ON `author`.`id`=`item`.`author-id`
LEFT JOIN `contact` AS `owner` ON `owner`.`id`=`item`.`owner-id`
LEFT JOIN `event` ON `event-id` = `event`.`id`";
}
/**
* @brief SQL condition for items that are needed for displaying items
6 years ago
*/
function item_condition() {
return "`item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`";
6 years ago
}
if (!function_exists('conversation')) {
/**
* "Render" a conversation or list of items for HTML display.
* There are two major forms of display:
* - Sequential or unthreaded ("New Item View" or search results)
* - conversation view
* The $mode parameter decides between the various renderings and also
* figures out how to determine page owner and other contextual items
* that are based on unique features of the calling module.
*
*/
function conversation(App $a, $items, $mode, $update, $preview = false) {
require_once 'include/bbcode.php';
require_once 'include/Contact.php';
require_once 'mod/proxy.php';
$ssl_state = ((local_user()) ? true : false);
$profile_owner = 0;
$page_writeable = false;
$live_update_div = '';
$arr_blocked = null;
if (local_user()) {
$str_blocked = PConfig::get(local_user(), 'system', 'blocked');
if ($str_blocked) {
$arr_blocked = explode(',', $str_blocked);
for ($x = 0; $x < count($arr_blocked); $x ++) {
$arr_blocked[$x] = trim($arr_blocked[$x]);
}
}
}
$previewing = (($preview) ? ' preview ' : '');
if ($mode === 'network') {
$profile_owner = local_user();
$page_writeable = true;
if (!$update) {
/*
* The special div is needed for liveUpdate to kick in for this page.
* We only launch liveUpdate if you aren't filtering in some incompatible
* way and also you aren't writing a comment (discovered in javascript).
*/
$live_update_div = '<div id="live-network"></div>' . "\r\n"
. "<script> var profile_uid = " . $_SESSION['uid']
. "; var netargs = '" . substr($a->cmd, 8)
. '?f='
. ((x($_GET, 'cid')) ? '&cid=' . $_GET['cid'] : '')
. ((x($_GET, 'search')) ? '&search=' . $_GET['search'] : '')
. ((x($_GET, 'star')) ? '&star=' . $_GET['star'] : '')
. ((x($_GET, 'order')) ? '&order=' . $_GET['order'] : '')
. ((x($_GET, 'bmark')) ? '&bmark=' . $_GET['bmark'] : '')
. ((x($_GET, 'liked')) ? '&liked=' . $_GET['liked'] : '')
. ((x($_GET, 'conv')) ? '&conv=' . $_GET['conv'] : '')
. ((x($_GET, 'spam')) ? '&spam=' . $_GET['spam'] : '')
. ((x($_GET, 'nets')) ? '&nets=' . $_GET['nets'] : '')
. ((x($_GET, 'cmin')) ? '&cmin=' . $_GET['cmin'] : '')
. ((x($_GET, 'cmax')) ? '&cmax=' . $_GET['cmax'] : '')
. ((x($_GET, 'file')) ? '&file=' . $_GET['file'] : '')
. "'; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
}
} elseif ($mode === 'profile') {
$profile_owner = $a->profile['profile_uid'];
$page_writeable = can_write_wall($a,$profile_owner);
if (!$update) {
$tab = notags(trim($_GET['tab']));
$tab = ( $tab ? $tab : 'posts' );
if ($tab === 'posts') {
/*
* This is ugly, but we can't pass the profile_uid through the session to the ajax updater,
* because browser prefetching might change it on us. We have to deliver it with the page.
*/
$live_update_div = '<div id="live-profile"></div>' . "\r\n"
. "<script> var profile_uid = " . $a->profile['profile_uid']
. "; var netargs = '?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
}
}
} elseif ($mode === 'notes') {
$profile_owner = local_user();
$page_writeable = true;
if (!$update) {
$live_update_div = '<div id="live-notes"></div>' . "\r\n"
. "<script> var profile_uid = " . local_user()
. "; var netargs = '/?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
}
} elseif ($mode === 'display') {
$profile_owner = $a->profile['uid'];
$page_writeable = can_write_wall($a,$profile_owner);
if (!$update) {
$live_update_div = '<div id="live-display"></div>' . "\r\n"
. "<script> var profile_uid = " . $_SESSION['uid'] . ";"
. " var profile_page = 1; </script>";
}
} elseif ($mode === 'community') {
$profile_owner = 0;
$page_writeable = false;
if (!$update) {
$live_update_div = '<div id="live-community"></div>' . "\r\n"
. "<script> var profile_uid = -1; var netargs = '/?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
}
} elseif ($mode === 'search') {
$live_update_div = '<div id="live-search"></div>' . "\r\n";
}
$page_dropping = ((local_user() && local_user() == $profile_owner) ? true : false);
if ($update) {
$return_url = $_SESSION['return_url'];
} else {
$return_url = $_SESSION['return_url'] = $a->query_string;
}
$cb = array('items' => $items, 'mode' => $mode, 'update' => $update, 'preview' => $preview);
call_hooks('conversation_start',$cb);
10 years ago
$items = $cb['items'];
$cmnt_tpl = get_markup_template('comment_item.tpl');
$hide_comments_tpl = get_markup_template('hide_comments.tpl');
$conv_responses = array(
'like' => array('title' => t('Likes','title')), 'dislike' => array('title' => t('Dislikes','title')),
'attendyes' => array('title' => t('Attending','title')), 'attendno' => array('title' => t('Not attending','title')), 'attendmaybe' => array('title' => t('Might attend','title'))
);
// array with html for each thread (parent+comments)
$threads = array();
$threadsid = -1;
$page_template = get_markup_template("conversation.tpl");
if ($items && count($items)) {
if ($mode === 'network-new' || $mode === 'search' || $mode === 'community') {
/*
* "New Item View" on network page or search page results
* - just loop through the items and format them minimally for display
*/
/// @TODO old lost code?
// $tpl = get_markup_template('search_item.tpl');
$tpl = 'search_item.tpl';
foreach ($items as $item) {
if ($arr_blocked) {
$blocked = false;
foreach ($arr_blocked as $b) {
if ($b && link_compare($item['author-link'], $b)) {
$blocked = true;
break;
}
}
if ($blocked) {
continue;
}
}
$threadsid++;
$comment = '';
$owner_url = '';
$owner_name = '';
$sparkle = '';
if ($mode === 'search' || $mode === 'community') {
if (((activity_match($item['verb'], ACTIVITY_LIKE)) || (activity_match($item['verb'], ACTIVITY_DISLIKE)))