Michael
2422 lines
79 KiB
PHP
2422 lines
79 KiB
PHP
<?php
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/**
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* @file include/items.php
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*/
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use Friendica\App;
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use Friendica\Core\System;
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use Friendica\ParseUrl;
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use Friendica\Util\Lock;
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use Friendica\Core\Config;
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require_once 'include/bbcode.php';
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require_once 'include/oembed.php';
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require_once 'include/salmon.php';
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require_once 'include/crypto.php';
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require_once 'include/Photo.php';
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require_once 'include/tags.php';
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require_once 'include/files.php';
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require_once 'include/text.php';
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require_once 'include/email.php';
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require_once 'include/threads.php';
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require_once 'include/socgraph.php';
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require_once 'include/plaintext.php';
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require_once 'include/ostatus.php';
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require_once 'include/feed.php';
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require_once 'include/Contact.php';
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require_once 'mod/share.php';
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require_once 'include/enotify.php';
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require_once 'include/dfrn.php';
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require_once 'include/group.php';
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/// @TODO one day with composer autoloader no more needed
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require_once 'library/defuse/php-encryption-1.2.1/Crypto.php';
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function construct_verb($item) {
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if ($item['verb']) {
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return $item['verb'];
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}
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return ACTIVITY_POST;
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}
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/* limit_body_size()
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*
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* The purpose of this function is to apply system message length limits to
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* imported messages without including any embedded photos in the length
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*/
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if (! function_exists('limit_body_size')) {
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function limit_body_size($body) {
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// logger('limit_body_size: start', LOGGER_DEBUG);
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$maxlen = get_max_import_size();
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// If the length of the body, including the embedded images, is smaller
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// than the maximum, then don't waste time looking for the images
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if ($maxlen && (strlen($body) > $maxlen)) {
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logger('limit_body_size: the total body length exceeds the limit', LOGGER_DEBUG);
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$orig_body = $body;
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$new_body = '';
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$textlen = 0;
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$max_found = false;
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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while (($img_st_close !== false) && ($img_end !== false)) {
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$img_st_close++; // make it point to AFTER the closing bracket
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$img_end += $img_start;
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$img_end += strlen('[/img]');
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if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
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// This is an embedded image
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if (($textlen + $img_start) > $maxlen ) {
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if ($textlen < $maxlen) {
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logger('limit_body_size: the limit happens before an embedded image', LOGGER_DEBUG);
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$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
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$textlen = $maxlen;
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}
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} else {
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$new_body = $new_body . substr($orig_body, 0, $img_start);
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$textlen += $img_start;
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}
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$new_body = $new_body . substr($orig_body, $img_start, $img_end - $img_start);
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} else {
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if (($textlen + $img_end) > $maxlen ) {
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if ($textlen < $maxlen) {
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logger('limit_body_size: the limit happens before the end of a non-embedded image', LOGGER_DEBUG);
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$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
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$textlen = $maxlen;
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}
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} else {
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$new_body = $new_body . substr($orig_body, 0, $img_end);
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$textlen += $img_end;
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}
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}
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$orig_body = substr($orig_body, $img_end);
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if ($orig_body === false) {
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// in case the body ends on a closing image tag
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$orig_body = '';
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}
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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}
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if (($textlen + strlen($orig_body)) > $maxlen) {
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if ($textlen < $maxlen) {
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logger('limit_body_size: the limit happens after the end of the last image', LOGGER_DEBUG);
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$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
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$textlen = $maxlen;
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}
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} else {
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logger('limit_body_size: the text size with embedded images extracted did not violate the limit', LOGGER_DEBUG);
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$new_body = $new_body . $orig_body;
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$textlen += strlen($orig_body);
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}
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return $new_body;
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} else {
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return $body;
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}
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}}
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function title_is_body($title, $body) {
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$title = strip_tags($title);
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$title = trim($title);
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$title = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
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$title = str_replace(array("\n", "\r", "\t", " "), array("", "", "", ""), $title);
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$body = strip_tags($body);
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$body = trim($body);
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$body = html_entity_decode($body, ENT_QUOTES, 'UTF-8');
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$body = str_replace(array("\n", "\r", "\t", " "), array("", "", "", ""), $body);
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if (strlen($title) < strlen($body)) {
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$body = substr($body, 0, strlen($title));
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}
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if (($title != $body) && (substr($title, -3) == "...")) {
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$pos = strrpos($title, "...");
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if ($pos > 0) {
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$title = substr($title, 0, $pos);
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$body = substr($body, 0, $pos);
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}
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}
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return ($title == $body);
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}
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function add_page_info_data($data) {
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call_hooks('page_info_data', $data);
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// It maybe is a rich content, but if it does have everything that a link has,
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// then treat it that way
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if (($data["type"] == "rich") && is_string($data["title"]) &&
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is_string($data["text"]) && (sizeof($data["images"]) > 0)) {
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$data["type"] = "link";
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}
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if ((($data["type"] != "link") && ($data["type"] != "video") && ($data["type"] != "photo")) || ($data["title"] == $data["url"])) {
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return "";
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}
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if ($no_photos && ($data["type"] == "photo")) {
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return "";
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}
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if (sizeof($data["images"]) > 0) {
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$preview = $data["images"][0];
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} else {
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$preview = "";
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}
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// Escape some bad characters
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$data["url"] = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["url"], ENT_QUOTES, 'UTF-8', false));
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$data["title"] = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false));
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$text = "[attachment type='".$data["type"]."'";
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if ($data["text"] == "") {
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$data["text"] = $data["title"];
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}
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if ($data["text"] == "") {
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$data["text"] = $data["url"];
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}
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if ($data["url"] != "") {
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$text .= " url='".$data["url"]."'";
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}
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if ($data["title"] != "") {
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$text .= " title='".$data["title"]."'";
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}
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if (sizeof($data["images"]) > 0) {
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$preview = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["images"][0]["src"], ENT_QUOTES, 'UTF-8', false));
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// if the preview picture is larger than 500 pixels then show it in a larger mode
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// But only, if the picture isn't higher than large (To prevent huge posts)
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if (($data["images"][0]["width"] >= 500) && ($data["images"][0]["width"] >= $data["images"][0]["height"])) {
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$text .= " image='".$preview."'";
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} else {
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$text .= " preview='".$preview."'";
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}
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}
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$text .= "]".$data["text"]."[/attachment]";
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$hashtags = "";
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if (isset($data["keywords"]) && count($data["keywords"])) {
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$hashtags = "\n";
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foreach ($data["keywords"] AS $keyword) {
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/// @todo make a positive list of allowed characters
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$hashtag = str_replace(array(" ", "+", "/", ".", "#", "'", "’", "`", "(", ")", "„", "“"),
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array("", "", "", "", "", "", "", "", "", "", "", ""), $keyword);
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$hashtags .= "#[url=" . System::baseUrl() . "/search?tag=" . rawurlencode($hashtag) . "]" . $hashtag . "[/url] ";
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}
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}
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return "\n".$text.$hashtags;
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}
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function query_page_info($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") {
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$data = ParseUrl::getSiteinfoCached($url, true);
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if ($photo != "") {
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$data["images"][0]["src"] = $photo;
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}
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logger('fetch page info for ' . $url . ' ' . print_r($data, true), LOGGER_DEBUG);
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if (!$keywords && isset($data["keywords"])) {
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unset($data["keywords"]);
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}
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if (($keyword_blacklist != "") && isset($data["keywords"])) {
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$list = explode(", ", $keyword_blacklist);
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foreach ($list AS $keyword) {
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$keyword = trim($keyword);
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$index = array_search($keyword, $data["keywords"]);
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if ($index !== false) {
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unset($data["keywords"][$index]);
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}
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}
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}
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return $data;
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}
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function add_page_keywords($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") {
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$data = query_page_info($url, $no_photos, $photo, $keywords, $keyword_blacklist);
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$tags = "";
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if (isset($data["keywords"]) && count($data["keywords"])) {
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foreach ($data["keywords"] AS $keyword) {
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$hashtag = str_replace(array(" ", "+", "/", ".", "#", "'"),
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array("", "", "", "", "", ""), $keyword);
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if ($tags != "") {
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$tags .= ", ";
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}
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$tags .= "#[url=" . System::baseUrl() . "/search?tag=" . rawurlencode($hashtag) . "]" . $hashtag . "[/url]";
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}
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}
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return $tags;
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}
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function add_page_info($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") {
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$data = query_page_info($url, $no_photos, $photo, $keywords, $keyword_blacklist);
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$text = add_page_info_data($data);
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return $text;
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}
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function add_page_info_to_body($body, $texturl = false, $no_photos = false) {
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logger('add_page_info_to_body: fetch page info for body ' . $body, LOGGER_DEBUG);
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$URLSearchString = "^\[\]";
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// Fix for Mastodon where the mentions are in a different format
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$body = preg_replace("/\[url\=([$URLSearchString]*)\]([#!@])(.*?)\[\/url\]/ism",
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'$2[url=$1]$3[/url]', $body);
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// Adding these spaces is a quick hack due to my problems with regular expressions :)
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preg_match("/[^!#@]\[url\]([$URLSearchString]*)\[\/url\]/ism", " " . $body, $matches);
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if (!$matches) {
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preg_match("/[^!#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", " " . $body, $matches);
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}
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// Convert urls without bbcode elements
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if (!$matches && $texturl) {
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preg_match("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", " ".$body, $matches);
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// Yeah, a hack. I really hate regular expressions :)
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if ($matches) {
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$matches[1] = $matches[2];
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}
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}
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if ($matches) {
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$footer = add_page_info($matches[1], $no_photos);
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}
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// Remove the link from the body if the link is attached at the end of the post
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if (isset($footer) && (trim($footer) != "") && (strpos($footer, $matches[1]))) {
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$removedlink = trim(str_replace($matches[1], "", $body));
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if (($removedlink == "") || strstr($body, $removedlink)) {
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$body = $removedlink;
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}
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$url = str_replace(array('/', '.'), array('\/', '\.'), $matches[1]);
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$removedlink = preg_replace("/\[url\=" . $url . "\](.*?)\[\/url\]/ism", '', $body);
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if (($removedlink == "") || strstr($body, $removedlink)) {
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$body = $removedlink;
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}
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}
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// Add the page information to the bottom
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if (isset($footer) && (trim($footer) != "")) {
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$body .= $footer;
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}
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return $body;
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}
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/**
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* Adds a "lang" specification in a "postopts" element of given $arr,
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* if possible and not already present.
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* Expects "body" element to exist in $arr.
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*
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* @todo Add a parameter to request forcing override
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*/
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function item_add_language_opt(&$arr) {
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if (version_compare(PHP_VERSION, '5.3.0', '<')) {
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// LanguageDetect.php not available ?
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return;
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}
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if (x($arr, 'postopts') ) {
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if (strstr($arr['postopts'], 'lang=') ) {
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// do not override
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/// @TODO Add parameter to request overriding
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return;
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}
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$postopts = $arr['postopts'];
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} else {
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$postopts = "";
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}
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require_once('library/langdet/Text/LanguageDetect.php');
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$naked_body = preg_replace('/\[(.+?)\]/','', $arr['body']);
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$l = new Text_LanguageDetect();
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//$lng = $l->detectConfidence($naked_body);
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//$arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
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$lng = $l->detect($naked_body, 3);
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if (sizeof($lng) > 0) {
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if ($postopts != "") $postopts .= '&'; // arbitrary separator, to be reviewed
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$postopts .= 'lang=';
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$sep = "";
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foreach ($lng as $language => $score) {
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$postopts .= $sep . $language . ";" . $score;
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$sep = ':';
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}
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$arr['postopts'] = $postopts;
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}
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}
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/**
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* @brief Creates an unique guid out of a given uri
|
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*
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* @param string $uri uri of an item entry
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* @param string $host (Optional) hostname for the GUID prefix
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* @return string unique guid
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*/
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function uri_to_guid($uri, $host = "") {
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// Our regular guid routine is using this kind of prefix as well
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// We have to avoid that different routines could accidentally create the same value
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$parsed = parse_url($uri);
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// When the hostname isn't given, we take it from the uri
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if ($host == "") {
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// Is it in the format data@host.tld?
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if ((count($parsed) == 1) && strstr($uri, '@')) {
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$mailparts = explode('@', $uri);
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$host = array_pop($mailparts);
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} else {
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$host = $parsed["host"];
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}
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}
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// We use a hash of the hostname as prefix for the guid
|
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$guid_prefix = hash("crc32", $host);
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|
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// Remove the scheme to make sure that "https" and "http" doesn't make a difference
|
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unset($parsed["scheme"]);
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|
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// Glue it together to be able to make a hash from it
|
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$host_id = implode("/", $parsed);
|
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|
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// We could use any hash algorithm since it isn't a security issue
|
||
$host_hash = hash("ripemd128", $host_id);
|
||
|
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return $guid_prefix.$host_hash;
|
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}
|
||
|
||
/**
|
||
* @brief Store the conversation data
|
||
*
|
||
* @param array $arr Item array with conversation data
|
||
* @return array Item array with removed conversation data
|
||
*/
|
||
function store_conversation($arr) {
|
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if (in_array($arr['network'], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))) {
|
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$conversation = array('item-uri' => $arr['uri'], 'received' => dbm::date());
|
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|
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if (isset($arr['parent-uri']) && ($arr['parent-uri'] != $arr['uri'])) {
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$conversation['reply-to-uri'] = $arr['parent-uri'];
|
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}
|
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if (isset($arr['thr-parent']) && ($arr['thr-parent'] != $arr['uri'])) {
|
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$conversation['reply-to-uri'] = $arr['thr-parent'];
|
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}
|
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if (isset($arr['conversation-uri'])) {
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$conversation['conversation-uri'] = $arr['conversation-uri'];
|
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}
|
||
|
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if (isset($arr['conversation-href'])) {
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$conversation['conversation-href'] = $arr['conversation-href'];
|
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}
|
||
|
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if (isset($arr['protocol'])) {
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$conversation['protocol'] = $arr['protocol'];
|
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}
|
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|
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if (isset($arr['source'])) {
|
||
$conversation['source'] = $arr['source'];
|
||
}
|
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|
||
$old_conv = dba::fetch_first("SELECT `item-uri`, `reply-to-uri`, `conversation-uri`, `conversation-href`, `protocol`, `source`
|
||
FROM `conversation` WHERE `item-uri` = ?", $conversation['item-uri']);
|
||
if (dbm::is_result($old_conv)) {
|
||
// Don't update when only the source has changed.
|
||
// Only do this when there had been no source before.
|
||
if ($old_conv['source'] != '') {
|
||
unset($old_conv['source']);
|
||
}
|
||
// Update structure data all the time but the source only when its from a better protocol.
|
||
if (($old_conv['protocol'] < $conversation['protocol']) && ($old_conv['protocol'] != 0)) {
|
||
unset($conversation['protocol']);
|
||
unset($conversation['source']);
|
||
}
|
||
if (!dba::update('conversation', $conversation, array('item-uri' => $conversation['item-uri']), $old_conv)) {
|
||
logger('Conversation: update for '.$conversation['item-uri'].' from '.$conv['protocol'].' to '.$conversation['protocol'].' failed', LOGGER_DEBUG);
|
||
}
|
||
} else {
|
||
if (!dba::insert('conversation', $conversation, true)) {
|
||
logger('Conversation: insert for '.$conversation['item-uri'].' (protocol '.$conversation['protocol'].') failed', LOGGER_DEBUG);
|
||
}
|
||
}
|
||
}
|
||
|
||
unset($arr['conversation-uri']);
|
||
unset($arr['conversation-href']);
|
||
unset($arr['protocol']);
|
||
unset($arr['source']);
|
||
|
||
return $arr;
|
||
}
|
||
|
||
/// @TODO add type-hint array
|
||
function item_store($arr, $force_parent = false, $notify = false, $dontcache = false) {
|
||
|
||
$a = get_app();
|
||
|
||
// If it is a posting where users should get notifications, then define it as wall posting
|
||
if ($notify) {
|
||
$arr['wall'] = 1;
|
||
$arr['type'] = 'wall';
|
||
$arr['origin'] = 1;
|
||
$arr['last-child'] = 1;
|
||
$arr['network'] = NETWORK_DFRN;
|
||
$arr['protocol'] = PROTOCOL_DFRN;
|
||
|
||
// We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri.
|
||
// In difference to the call to "uri_to_guid" several lines below we add the hash of our own host.
|
||
// This is done because our host is the original creator of the post.
|
||
if (!isset($arr['guid'])) {
|
||
if (isset($arr['plink'])) {
|
||
$arr['guid'] = uri_to_guid($arr['plink'], $a->get_hostname());
|
||
} elseif (isset($arr['uri'])) {
|
||
$arr['guid'] = uri_to_guid($arr['uri'], $a->get_hostname());
|
||
}
|
||
}
|
||
}
|
||
|
||
if ($notify) {
|
||
$guid_prefix = "";
|
||
} elseif ((trim($arr['guid']) == "") && (trim($arr['plink']) != "")) {
|
||
$arr['guid'] = uri_to_guid($arr['plink']);
|
||
} elseif ((trim($arr['guid']) == "") && (trim($arr['uri']) != "")) {
|
||
$arr['guid'] = uri_to_guid($arr['uri']);
|
||
} else {
|
||
$parsed = parse_url($arr["author-link"]);
|
||
$guid_prefix = hash("crc32", $parsed["host"]);
|
||
}
|
||
|
||
$arr['guid'] = ((x($arr, 'guid')) ? notags(trim($arr['guid'])) : get_guid(32, $guid_prefix));
|
||
$arr['uri'] = ((x($arr, 'uri')) ? notags(trim($arr['uri'])) : item_new_uri($a->get_hostname(), $uid, $arr['guid']));
|
||
|
||
// Store conversation data
|
||
$arr = store_conversation($arr);
|
||
|
||
/*
|
||
* If a Diaspora signature structure was passed in, pull it out of the
|
||
* item array and set it aside for later storage.
|
||
*/
|
||
|
||
$dsprsig = null;
|
||
if (x($arr, 'dsprsig')) {
|
||
$encoded_signature = $arr['dsprsig'];
|
||
$dsprsig = json_decode(base64_decode($arr['dsprsig']));
|
||
unset($arr['dsprsig']);
|
||
}
|
||
|
||
// Converting the plink
|
||
/// @todo Check if this is really still needed
|
||
if ($arr['network'] == NETWORK_OSTATUS) {
|
||
if (isset($arr['plink'])) {
|
||
$arr['plink'] = ostatus::convert_href($arr['plink']);
|
||
} elseif (isset($arr['uri'])) {
|
||
$arr['plink'] = ostatus::convert_href($arr['uri']);
|
||
}
|
||
}
|
||
|
||
if (x($arr, 'gravity')) {
|
||
$arr['gravity'] = intval($arr['gravity']);
|
||
} elseif ($arr['parent-uri'] === $arr['uri']) {
|
||
$arr['gravity'] = 0;
|
||
} elseif (activity_match($arr['verb'],ACTIVITY_POST)) {
|
||
$arr['gravity'] = 6;
|
||
} else {
|
||
$arr['gravity'] = 6; // extensible catchall
|
||
}
|
||
|
||
if (! x($arr, 'type')) {
|
||
$arr['type'] = 'remote';
|
||
}
|
||
|
||
$uid = intval($arr['uid']);
|
||
|
||
// check for create date and expire time
|
||
$expire_interval = Config::get('system', 'dbclean-expire-days', 0);
|
||
|
||
$r = dba::select('user', array('expire'), array('uid' => $uid), array("limit" => 1));
|
||
if (dbm::is_result($r) && ($r['expire'] > 0) && (($r['expire'] < $expire_interval) || ($expire_interval == 0))) {
|
||
$expire_interval = $r['expire'];
|
||
}
|
||
|
||
if (($expire_interval > 0) && !empty($arr['created'])) {
|
||
$expire_date = time() - ($expire_interval * 86400);
|
||
$created_date = strtotime($arr['created']);
|
||
if ($created_date < $expire_date) {
|
||
logger('item-store: item created ('.date('c', $created_date).') before expiration time ('.date('c', $expire_date).'). ignored. ' . print_r($arr,true), LOGGER_DEBUG);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Do we already have this item?
|
||
* We have to check several networks since Friendica posts could be repeated
|
||
* via OStatus (maybe Diasporsa as well)
|
||
*/
|
||
if (in_array(trim($arr['network']), array(NETWORK_DIASPORA, NETWORK_DFRN, NETWORK_OSTATUS, ""))) {
|
||
$r = q("SELECT `id`, `network` FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `network` IN ('%s', '%s', '%s') LIMIT 1",
|
||
dbesc(trim($arr['uri'])),
|
||
intval($uid),
|
||
dbesc(NETWORK_DIASPORA),
|
||
dbesc(NETWORK_DFRN),
|
||
dbesc(NETWORK_OSTATUS)
|
||
);
|
||
if (dbm::is_result($r)) {
|
||
// We only log the entries with a different user id than 0. Otherwise we would have too many false positives
|
||
if ($uid != 0) {
|
||
logger("Item with uri ".$arr['uri']." already existed for user ".$uid." with id ".$r[0]["id"]." target network ".$r[0]["network"]." - new network: ".$arr['network']);
|
||
}
|
||
|
||
return $r[0]["id"];
|
||
}
|
||
}
|
||
|
||
/// @TODO old-lost code?
|
||
// Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
|
||
// Deactivated, since the bbcode parser can handle with it - and it destroys posts with some smileys that contain "<"
|
||
//if ((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
|
||
// $arr['body'] = strip_tags($arr['body']);
|
||
|
||
item_add_language_opt($arr);
|
||
|
||
$arr['wall'] = ((x($arr, 'wall')) ? intval($arr['wall']) : 0);
|
||
$arr['extid'] = ((x($arr, 'extid')) ? notags(trim($arr['extid'])) : '');
|
||
$arr['author-name'] = ((x($arr, 'author-name')) ? trim($arr['author-name']) : '');
|
||
$arr['author-link'] = ((x($arr, 'author-link')) ? notags(trim($arr['author-link'])) : '');
|
||
$arr['author-avatar'] = ((x($arr, 'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
|
||
$arr['owner-name'] = ((x($arr, 'owner-name')) ? trim($arr['owner-name']) : '');
|
||
$arr['owner-link'] = ((x($arr, 'owner-link')) ? notags(trim($arr['owner-link'])) : '');
|
||
$arr['owner-avatar'] = ((x($arr, 'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
|
||
$arr['received'] = ((x($arr, 'received') !== false) ? datetime_convert('UTC','UTC', $arr['received']) : datetime_convert());
|
||
$arr['created'] = ((x($arr, 'created') !== false) ? datetime_convert('UTC','UTC', $arr['created']) : $arr['received']);
|
||
$arr['edited'] = ((x($arr, 'edited') !== false) ? datetime_convert('UTC','UTC', $arr['edited']) : $arr['created']);
|
||
$arr['changed'] = ((x($arr, 'changed') !== false) ? datetime_convert('UTC','UTC', $arr['changed']) : $arr['created']);
|
||
$arr['commented'] = ((x($arr, 'commented') !== false) ? datetime_convert('UTC','UTC', $arr['commented']) : $arr['created']);
|
||
$arr['title'] = ((x($arr, 'title')) ? trim($arr['title']) : '');
|
||
$arr['location'] = ((x($arr, 'location')) ? trim($arr['location']) : '');
|
||
$arr['coord'] = ((x($arr, 'coord')) ? notags(trim($arr['coord'])) : '');
|
||
$arr['last-child'] = ((x($arr, 'last-child')) ? intval($arr['last-child']) : 0 );
|
||
$arr['visible'] = ((x($arr, 'visible') !== false) ? intval($arr['visible']) : 1 );
|
||
$arr['deleted'] = 0;
|
||
$arr['parent-uri'] = ((x($arr, 'parent-uri')) ? notags(trim($arr['parent-uri'])) : $arr['uri']);
|
||
$arr['verb'] = ((x($arr, 'verb')) ? notags(trim($arr['verb'])) : '');
|
||
$arr['object-type'] = ((x($arr, 'object-type')) ? notags(trim($arr['object-type'])) : '');
|
||
$arr['object'] = ((x($arr, 'object')) ? trim($arr['object']) : '');
|
||
$arr['target-type'] = ((x($arr, 'target-type')) ? notags(trim($arr['target-type'])) : '');
|
||
$arr['target'] = ((x($arr, 'target')) ? trim($arr['target']) : '');
|
||
$arr['plink'] = ((x($arr, 'plink')) ? notags(trim($arr['plink'])) : '');
|
||
$arr['allow_cid'] = ((x($arr, 'allow_cid')) ? trim($arr['allow_cid']) : '');
|
||
$arr['allow_gid'] = ((x($arr, 'allow_gid')) ? trim($arr['allow_gid']) : '');
|
||
$arr['deny_cid'] = ((x($arr, 'deny_cid')) ? trim($arr['deny_cid']) : '');
|
||
$arr['deny_gid'] = ((x($arr, 'deny_gid')) ? trim($arr['deny_gid']) : '');
|
||
$arr['private'] = ((x($arr, 'private')) ? intval($arr['private']) : 0 );
|
||
$arr['bookmark'] = ((x($arr, 'bookmark')) ? intval($arr['bookmark']) : 0 );
|
||
$arr['body'] = ((x($arr, 'body')) ? trim($arr['body']) : '');
|
||
$arr['tag'] = ((x($arr, 'tag')) ? notags(trim($arr['tag'])) : '');
|
||
$arr['attach'] = ((x($arr, 'attach')) ? notags(trim($arr['attach'])) : '');
|
||
$arr['app'] = ((x($arr, 'app')) ? notags(trim($arr['app'])) : '');
|
||
$arr['origin'] = ((x($arr, 'origin')) ? intval($arr['origin']) : 0 );
|
||
$arr['network'] = ((x($arr, 'network')) ? trim($arr['network']) : '');
|
||
$arr['postopts'] = ((x($arr, 'postopts')) ? trim($arr['postopts']) : '');
|
||
$arr['resource-id'] = ((x($arr, 'resource-id')) ? trim($arr['resource-id']) : '');
|
||
$arr['event-id'] = ((x($arr, 'event-id')) ? intval($arr['event-id']) : 0 );
|
||
$arr['inform'] = ((x($arr, 'inform')) ? trim($arr['inform']) : '');
|
||
$arr['file'] = ((x($arr, 'file')) ? trim($arr['file']) : '');
|
||
|
||
// When there is no content then we don't post it
|
||
if ($arr['body'].$arr['title'] == '') {
|
||
return 0;
|
||
}
|
||
|
||
// Items cannot be stored before they happen ...
|
||
if ($arr['created'] > datetime_convert()) {
|
||
$arr['created'] = datetime_convert();
|
||
}
|
||
|
||
// We haven't invented time travel by now.
|
||
if ($arr['edited'] > datetime_convert()) {
|
||
$arr['edited'] = datetime_convert();
|
||
}
|
||
|
||
if (($arr['author-link'] == "") && ($arr['owner-link'] == "")) {
|
||
logger("Both author-link and owner-link are empty. Called by: " . System::callstack(), LOGGER_DEBUG);
|
||
}
|
||
|
||
if ($arr['plink'] == "") {
|
||
$arr['plink'] = System::baseUrl() . '/display/' . urlencode($arr['guid']);
|
||
}
|
||
|
||
if ($arr['network'] == "") {
|
||
$r = q("SELECT `network` FROM `contact` WHERE `network` IN ('%s', '%s', '%s') AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
|
||
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_OSTATUS),
|
||
dbesc(normalise_link($arr['author-link'])),
|
||
intval($arr['uid'])
|
||
);
|
||
|
||
if (!dbm::is_result($r))
|
||
$r = q("SELECT `network` FROM `gcontact` WHERE `network` IN ('%s', '%s', '%s') AND `nurl` = '%s' LIMIT 1",
|
||
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_OSTATUS),
|
||
dbesc(normalise_link($arr['author-link']))
|
||
);
|
||
|
||
if (!dbm::is_result($r)) {
|
||
$r = q("SELECT `network` FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
|
||
intval($arr['contact-id']),
|
||
intval($arr['uid'])
|
||
);
|
||
}
|
||
|
||
if (dbm::is_result($r)) {
|
||
$arr['network'] = $r[0]["network"];
|
||
}
|
||
|
||
// Fallback to friendica (why is it empty in some cases?)
|
||
if ($arr['network'] == "") {
|
||
$arr['network'] = NETWORK_DFRN;
|
||
}
|
||
|
||
logger("item_store: Set network to " . $arr["network"] . " for " . $arr["uri"], LOGGER_DEBUG);
|
||
}
|
||
|
||
// The contact-id should be set before "item_store" was called - but there seems to be some issues
|
||
if ($arr["contact-id"] == 0) {
|
||
/*
|
||
* First we are looking for a suitable contact that matches with the author of the post
|
||
* This is done only for comments (See below explanation at "gcontact-id")
|
||
*/
|
||
if ($arr['parent-uri'] != $arr['uri']) {
|
||
$arr["contact-id"] = get_contact($arr['author-link'], $uid);
|
||
}
|
||
|
||
// If not present then maybe the owner was found
|
||
if ($arr["contact-id"] == 0) {
|
||
$arr["contact-id"] = get_contact($arr['owner-link'], $uid);
|
||
}
|
||
|
||
// Still missing? Then use the "self" contact of the current user
|
||
if ($arr["contact-id"] == 0) {
|
||
$r = q("SELECT `id` FROM `contact` WHERE `self` AND `uid` = %d", intval($uid));
|
||
|
||
if (dbm::is_result($r)) {
|
||
$arr["contact-id"] = $r[0]["id"];
|
||
}
|
||
}
|
||
|
||
logger("Contact-id was missing for post ".$arr["guid"]." from user id ".$uid." - now set to ".$arr["contact-id"], LOGGER_DEBUG);
|
||
}
|
||
|
||
if ($arr["gcontact-id"] == 0) {
|
||
/*
|
||
* The gcontact should mostly behave like the contact. But is is supposed to be global for the system.
|
||
* This means that wall posts, repeated posts, etc. should have the gcontact id of the owner.
|
||
* On comments the author is the better choice.
|
||
*/
|
||
if ($arr['parent-uri'] === $arr['uri']) {
|
||
$arr["gcontact-id"] = get_gcontact_id(array("url" => $arr['owner-link'], "network" => $arr['network'],
|
||
"photo" => $arr['owner-avatar'], "name" => $arr['owner-name']));
|
||
} else {
|
||
$arr["gcontact-id"] = get_gcontact_id(array("url" => $arr['author-link'], "network" => $arr['network'],
|
||
"photo" => $arr['author-avatar'], "name" => $arr['author-name']));
|
||
}
|
||
}
|
||
|
||
if ($arr["author-id"] == 0) {
|
||
$arr["author-id"] = get_contact($arr["author-link"], 0);
|
||
}
|
||
|
||
if (blockedContact($arr["author-id"])) {
|
||
logger('Contact '.$arr["author-id"].' is blocked, item '.$arr["uri"].' will not be stored');
|
||
return 0;
|
||
}
|
||
|
||
if ($arr["owner-id"] == 0) {
|
||
$arr["owner-id"] = get_contact($arr["owner-link"], 0);
|
||
}
|
||
|
||
if (blockedContact($arr["owner-id"])) {
|
||
logger('Contact '.$arr["owner-id"].' is blocked, item '.$arr["uri"].' will not be stored');
|
||
return 0;
|
||
}
|
||
|
||
if ($arr['guid'] != "") {
|
||
// Checking if there is already an item with the same guid
|
||
logger('checking for an item for user '.$arr['uid'].' on network '.$arr['network'].' with the guid '.$arr['guid'], LOGGER_DEBUG);
|
||
$r = q("SELECT `guid` FROM `item` WHERE `guid` = '%s' AND `network` = '%s' AND `uid` = '%d' LIMIT 1",
|
||
dbesc($arr['guid']), dbesc($arr['network']), intval($arr['uid']));
|
||
|
||
if (dbm::is_result($r)) {
|
||
logger('found item with guid '.$arr['guid'].' for user '.$arr['uid'].' on network '.$arr['network'], LOGGER_DEBUG);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
// Check for hashtags in the body and repair or add hashtag links
|
||
item_body_set_hashtags($arr);
|
||
|
||
$arr['thr-parent'] = $arr['parent-uri'];
|
||
|
||
if ($arr['parent-uri'] === $arr['uri']) {
|
||
$parent_id = 0;
|
||
$parent_deleted = 0;
|
||
$allow_cid = $arr['allow_cid'];
|
||
$allow_gid = $arr['allow_gid'];
|
||
$deny_cid = $arr['deny_cid'];
|
||
$deny_gid = $arr['deny_gid'];
|
||
$notify_type = 'wall-new';
|
||
} else {
|
||
|
||
// find the parent and snarf the item id and ACLs
|
||
// and anything else we need to inherit
|
||
|
||
$r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1",
|
||
dbesc($arr['parent-uri']),
|
||
intval($arr['uid'])
|
||
);
|
||
|
||
if (dbm::is_result($r)) {
|
||
|
||
// is the new message multi-level threaded?
|
||
// even though we don't support it now, preserve the info
|
||
// and re-attach to the conversation parent.
|
||
|
||
if ($r[0]['uri'] != $r[0]['parent-uri']) {
|
||
$arr['parent-uri'] = $r[0]['parent-uri'];
|
||
$z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d
|
||
ORDER BY `id` ASC LIMIT 1",
|
||
dbesc($r[0]['parent-uri']),
|
||
dbesc($r[0]['parent-uri']),
|
||
intval($arr['uid'])
|
||
);
|
||
|
||
if (dbm::is_result($z)) {
|
||
$r = $z;
|
||
}
|
||
}
|
||
|
||
$parent_id = $r[0]['id'];
|
||
$parent_deleted = $r[0]['deleted'];
|
||
$allow_cid = $r[0]['allow_cid'];
|
||
$allow_gid = $r[0]['allow_gid'];
|
||
$deny_cid = $r[0]['deny_cid'];
|
||
$deny_gid = $r[0]['deny_gid'];
|
||
$arr['wall'] = $r[0]['wall'];
|
||
$notify_type = 'comment-new';
|
||
|
||
/*
|
||
* If the parent is private, force privacy for the entire conversation
|
||
* This differs from the above settings as it subtly allows comments from
|
||
* email correspondents to be private even if the overall thread is not.
|
||
*/
|
||
if ($r[0]['private']) {
|
||
$arr['private'] = $r[0]['private'];
|
||
}
|
||
|
||
/*
|
||
* Edge case. We host a public forum that was originally posted to privately.
|
||
* The original author commented, but as this is a comment, the permissions
|
||
* weren't fixed up so it will still show the comment as private unless we fix it here.
|
||
*/
|
||
if ((intval($r[0]['forum_mode']) == 1) && $r[0]['private']) {
|
||
$arr['private'] = 0;
|
||
}
|
||
|
||
// If its a post from myself then tag the thread as "mention"
|
||
logger("item_store: Checking if parent ".$parent_id." has to be tagged as mention for user ".$arr['uid'], LOGGER_DEBUG);
|
||
$u = q("SELECT `nickname` FROM `user` WHERE `uid` = %d", intval($arr['uid']));
|
||
if (dbm::is_result($u)) {
|
||
$a = get_app();
|
||
$self = normalise_link(System::baseUrl() . '/profile/' . $u[0]['nickname']);
|
||
logger("item_store: 'myself' is ".$self." for parent ".$parent_id." checking against ".$arr['author-link']." and ".$arr['owner-link'], LOGGER_DEBUG);
|
||
if ((normalise_link($arr['author-link']) == $self) || (normalise_link($arr['owner-link']) == $self)) {
|
||
dba::update('thread', array('mention' => true), array('iid' => $parent_id));
|
||
logger("item_store: tagged thread ".$parent_id." as mention for user ".$self, LOGGER_DEBUG);
|
||
}
|
||
}
|
||
} else {
|
||
/*
|
||
* Allow one to see reply tweets from status.net even when
|
||
* we don't have or can't see the original post.
|
||
*/
|
||
if ($force_parent) {
|
||
logger('item_store: $force_parent=true, reply converted to top-level post.');
|
||
$parent_id = 0;
|
||
$arr['parent-uri'] = $arr['uri'];
|
||
$arr['gravity'] = 0;
|
||
} else {
|
||
logger('item_store: item parent '.$arr['parent-uri'].' for '.$arr['uid'].' was not found - ignoring item');
|
||
return 0;
|
||
}
|
||
|
||
$parent_deleted = 0;
|
||
}
|
||
}
|
||
|
||
$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `network` IN ('%s', '%s') AND `uid` = %d LIMIT 1",
|
||
dbesc($arr['uri']),
|
||
dbesc($arr['network']),
|
||
dbesc(NETWORK_DFRN),
|
||
intval($arr['uid'])
|
||
);
|
||
if (dbm::is_result($r)) {
|
||
logger('duplicated item with the same uri found. '.print_r($arr,true));
|
||
return 0;
|
||
}
|
||
|
||
// On Friendica and Diaspora the GUID is unique
|
||
if (in_array($arr['network'], array(NETWORK_DFRN, NETWORK_DIASPORA))) {
|
||
$r = q("SELECT `id` FROM `item` WHERE `guid` = '%s' AND `uid` = %d LIMIT 1",
|
||
dbesc($arr['guid']),
|
||
intval($arr['uid'])
|
||
);
|
||
if (dbm::is_result($r)) {
|
||
logger('duplicated item with the same guid found. '.print_r($arr,true));
|
||
return 0;
|
||
}
|
||
} else {
|
||
// Check for an existing post with the same content. There seems to be a problem with OStatus.
|
||
$r = q("SELECT `id` FROM `item` WHERE `body` = '%s' AND `network` = '%s' AND `created` = '%s' AND `contact-id` = %d AND `uid` = %d LIMIT 1",
|
||
dbesc($arr['body']),
|
||
dbesc($arr['network']),
|
||
dbesc($arr['created']),
|
||
intval($arr['contact-id']),
|
||
intval($arr['uid'])
|
||
);
|
||
if (dbm::is_result($r)) {
|
||
logger('duplicated item with the same body found. '.print_r($arr,true));
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
// Is this item available in the global items (with uid=0)?
|
||
if ($arr["uid"] == 0) {
|
||
$arr["global"] = true;
|
||
|
||
// Set the global flag on all items if this was a global item entry
|
||
dba::update('item', array('global' => true), array('uri' => $arr["uri"]));
|
||
} else {
|
||
$isglobal = q("SELECT `global` FROM `item` WHERE `uid` = 0 AND `uri` = '%s'", dbesc($arr["uri"]));
|
||
|
||
$arr["global"] = (dbm::is_result($isglobal) && count($isglobal) > 0);
|
||
}
|
||
|
||
// ACL settings
|
||
if (strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid)) {
|
||
$private = 1;
|
||
} else {
|
||
$private = $arr['private'];
|
||
}
|
||
|
||
$arr["allow_cid"] = $allow_cid;
|
||
$arr["allow_gid"] = $allow_gid;
|
||
$arr["deny_cid"] = $deny_cid;
|
||
$arr["deny_gid"] = $deny_gid;
|
||
$arr["private"] = $private;
|
||
$arr["deleted"] = $parent_deleted;
|
||
|
||
// Fill the cache field
|
||
put_item_in_cache($arr);
|
||
|
||
if ($notify) {
|
||
call_hooks('post_local', $arr);
|
||
} else {
|
||
call_hooks('post_remote', $arr);
|
||
}
|
||
|
||
// This array field is used to trigger some automatic reactions
|
||
// It is mainly used in the "post_local" hook.
|
||
unset($arr['api_source']);
|
||
|
||
if (x($arr, 'cancel')) {
|
||
logger('item_store: post cancelled by plugin.');
|
||
return 0;
|
||
}
|
||
|
||
/*
|
||
* Check for already added items.
|
||
* There is a timing issue here that sometimes creates double postings.
|
||
* An unique index would help - but the limitations of MySQL (maximum size of index values) prevent this.
|
||
*/
|
||
if ($arr["uid"] == 0) {
|
||
$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = 0 LIMIT 1", dbesc(trim($arr['uri'])));
|
||
if (dbm::is_result($r)) {
|
||
logger('Global item already stored. URI: '.$arr['uri'].' on network '.$arr['network'], LOGGER_DEBUG);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
|
||
|
||
dba::transaction();
|
||
$r = dba::insert('item', $arr);
|
||
|
||
// When the item was successfully stored we fetch the ID of the item.
|
||
if (dbm::is_result($r)) {
|
||
$current_post = dba::lastInsertId();
|
||
} else {
|
||
// This can happen - for example - if there are locking timeouts.
|
||
dba::rollback();
|
||
|
||
// Store the data into a spool file so that we can try again later.
|
||
|
||
// At first we restore the Diaspora signature that we removed above.
|
||
if (isset($encoded_signature)) {
|
||
$arr['dsprsig'] = $encoded_signature;
|
||
}
|
||
|
||
// Now we store the data in the spool directory
|
||
// We use "microtime" to keep the arrival order and "mt_rand" to avoid duplicates
|
||
$file = 'item-'.round(microtime(true) * 10000).'-'.mt_rand().'.msg';
|
||
|
||
$spoolpath = get_spoolpath();
|
||
if ($spoolpath != "") {
|
||
$spool = $spoolpath.'/'.$file;
|
||
file_put_contents($spool, json_encode($arr));
|
||
logger("Item wasn't stored - Item was spooled into file ".$file, LOGGER_DEBUG);
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
if ($current_post == 0) {
|
||
// This is one of these error messages that never should occur.
|
||
logger("couldn't find created item - we better quit now.");
|
||
dba::rollback();
|
||
return 0;
|
||
}
|
||
|
||
// How much entries have we created?
|
||
// We wouldn't need this query when we could use an unique index - but MySQL has length problems with them.
|
||
$r = q("SELECT COUNT(*) AS `entries` FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `network` = '%s'",
|
||
dbesc($arr['uri']),
|
||
intval($arr['uid']),
|
||
dbesc($arr['network'])
|
||
);
|
||
|
||
if (!dbm::is_result($r)) {
|
||
// This shouldn't happen, since COUNT always works when the database connection is there.
|
||
logger("We couldn't count the stored entries. Very strange ...");
|
||
dba::rollback();
|
||
return 0;
|
||
}
|
||
|
||
if ($r[0]["entries"] > 1) {
|
||
// There are duplicates. We delete our just created entry.
|
||
logger('Duplicated post occurred. uri = ' . $arr['uri'] . ' uid = ' . $arr['uid']);
|
||
|
||
// Yes, we could do a rollback here - but we are having many users with MyISAM.
|
||
dba::delete('item', array('id' => $current_post));
|
||
dba::commit();
|
||
return 0;
|
||
} elseif ($r[0]["entries"] == 0) {
|
||
// This really should never happen since we quit earlier if there were problems.
|
||
logger("Something is terribly wrong. We haven't found our created entry.");
|
||
dba::rollback();
|
||
return 0;
|
||
}
|
||
|
||
logger('item_store: created item '.$current_post);
|
||
item_set_last_item($arr);
|
||
|
||
if (!$parent_id || ($arr['parent-uri'] === $arr['uri'])) {
|
||
$parent_id = $current_post;
|
||
}
|
||
|
||
// Set parent id
|
||
$r</ |