friendica/object/Item.php

806 lines
25 KiB
PHP

<?php
if(class_exists('Item'))
return;
require_once('object/BaseObject.php');
require_once('include/text.php');
require_once('include/diaspora.php');
require_once('boot.php');
/**
* An item
*/
class Item extends BaseObject {
private $data = array();
private $template = null;
private $available_templates = array(
'wall' => 'wall_thread.tpl',
'wall2wall' => 'wallwall_thread.tpl'
);
private $comment_box_template = 'comment_item.tpl';
private $toplevel = false;
private $writable = false;
private $children = array();
private $parent = null;
private $conversation = null;
private $redirect_url = null;
private $owner_url = '';
private $owner_photo = '';
private $owner_name = '';
private $wall_to_wall = false;
private $threaded = false;
private $visiting = false;
public function __construct($data) {
$a = $this->get_app();
$this->data = $data;
$this->set_template('wall');
$this->toplevel = ($this->get_id() == $this->get_data_value('parent'));
if (is_array($_SESSION['remote'])) {
foreach ($_SESSION['remote'] as $visitor) {
if ($visitor['cid'] == $this->get_data_value('contact-id')) {
$this->visiting = true;
break;
}
}
}
$this->writable = ($this->get_data_value('writable') || $this->get_data_value('self'));
$ssl_state = ((local_user()) ? true : false);
$this->redirect_url = 'redir/' . $this->get_data_value('cid') ;
if (get_config('system','thread_allow') && $a->theme_thread_allow && !$this->is_toplevel()) {
$this->threaded = true;
}
// Prepare the children
if (count($data['children'])) {
foreach ($data['children'] as $item) {
/*
* Only add will be displayed
*/
if ($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
continue;
} elseif (! visible_activity($item)) {
continue;
}
// You can always comment on Diaspora items
if (($item['network'] == NETWORK_DIASPORA) && (local_user() == $item['uid'])) {
$item['writable'] = true;
}
$item['pagedrop'] = $data['pagedrop'];
$child = new Item($item);
$this->add_child($child);
}
}
}
/**
* Get data in a form usable by a conversation template
*
* Returns:
* _ The data requested on success
* _ false on failure
*/
public function get_template_data($conv_responses, $thread_level=1) {
require_once("mod/proxy.php");
$result = array();
$a = $this->get_app();
$item = $this->get_data();
$edited = false;
// If the time between "created" and "edited" differs we add
// a notice that the post was edited.
// Note: In some networks reshared items seem to have (sometimes) a difference
// between creation time and edit time of a second. Thats why we add the notice
// only if the difference is more than 1 second.
if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
$edited = array(
'label' => t('This entry was edited'),
'date' => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
'relative' => relative_date($item['edited'])
);
}
$commentww = '';
$sparkle = '';
$buttons = '';
$dropping = false;
$star = false;
$ignore = false;
$isstarred = "unstarred";
$indent = '';
$shiny = '';
$osparkle = '';
$total_children = $this->count_descendants();
$conv = $this->get_conversation();
$lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
|| strlen($item['deny_cid']) || strlen($item['deny_gid']))))
? t('Private Message')
: false);
$shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
if (local_user() && link_compare($a->contact['url'],$item['author-link'])) {
if ($item["event-id"] != 0) {
$edpost = array("events/event/".$item['event-id'], t("Edit"));
} else {
$edpost = array("editpost/".$item['id'], t("Edit"));
}
} else {
$edpost = false;
}
if (($this->get_data_value('uid') == local_user()) || $this->is_visiting()) {
$dropping = true;
}
$drop = array(
'dropping' => $dropping,
'pagedrop' => ((feature_enabled($conv->get_profile_owner(),'multi_delete')) ? $item['pagedrop'] : ''),
'select' => t('Select'),
'delete' => t('Delete'),
);
$filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
$diff_author = ((link_compare($item['url'],$item['author-link'])) ? false : true);
$profile_name = htmlentities(((strlen($item['author-name'])) && $diff_author) ? $item['author-name'] : $item['name']);
if ($item['author-link'] && (! $item['author-name'])) {
$profile_name = $item['author-link'];
}
$sp = false;
$profile_link = best_link_url($item,$sp);
if ($profile_link === 'mailbox') {
$profile_link = '';
}
if ($sp) {
$sparkle = ' sparkle';
} else {
$profile_link = zrl($profile_link);
}
if (!isset($item['author-thumb']) || ($item['author-thumb'] == "")) {
$author_contact = get_contact_details_by_url($item['author-link'], $conv->get_profile_owner());
if ($author_contact["thumb"]) {
$item['author-thumb'] = $author_contact["thumb"];
} else {
$item['author-thumb'] = $item['author-avatar'];
}
}
if (!isset($item['owner-thumb']) || ($item['owner-thumb'] == "")) {
$owner_contact = get_contact_details_by_url($item['owner-link'], $conv->get_profile_owner());
if ($owner_contact["thumb"]) {
$item['owner-thumb'] = $owner_contact["thumb"];
} else {
$item['owner-thumb'] = $item['owner-avatar'];
}
}
$locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
call_hooks('render_location',$locate);
$location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
$tags=array();
$hashtags = array();
$mentions = array();
/*foreach(explode(',',$item['tag']) as $tag){
$tag = trim($tag);
if ($tag!="") {
$t = bbcode($tag);
$tags[] = $t;
if($t[0] == '#')
$hashtags[] = $t;
elseif($t[0] == '@')
$mentions[] = $t;
}
}*/
// process action responses - e.g. like/dislike/attend/agree/whatever
$response_verbs = array('like');
if (feature_enabled($conv->get_profile_owner(),'dislike')) {
$response_verbs[] = 'dislike';
}
if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
$response_verbs[] = 'attendyes';
$response_verbs[] = 'attendno';
$response_verbs[] = 'attendmaybe';
if ($conv->is_writable()) {
$isevent = true;
$attend = array( t('I will attend'), t('I will not attend'), t('I might attend'));
}
}
$responses = get_responses($conv_responses,$response_verbs,$this,$item);
foreach ($response_verbs as $value=>$verbs) {
$responses[$verbs]['output'] = ((x($conv_responses[$verbs],$item['uri'])) ? format_like($conv_responses[$verbs][$item['uri']],$conv_responses[$verbs][$item['uri'] . '-l'],$verbs,$item['uri']) : '');
}
/*
* We should avoid doing this all the time, but it depends on the conversation mode
* And the conv mode may change when we change the conv, or it changes its mode
* Maybe we should establish a way to be notified about conversation changes
*/
$this->check_wall_to_wall();
if ($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url())) {
$osparkle = ' sparkle';
}
if ($this->is_toplevel()) {
if ($conv->get_profile_owner() == local_user()) {
$isstarred = (($item['starred']) ? "starred" : "unstarred");
$star = array(
'do' => t("add star"),
'undo' => t("remove star"),
'toggle' => t("toggle star status"),
'classdo' => (($item['starred']) ? "hidden" : ""),
'classundo' => (($item['starred']) ? "" : "hidden"),
'starred' => t('starred'),
);
$r = dba::select('thread', array('ignored'), array('uid' => $item['uid'], 'iid' => $item['id']), array('limit' => 1));
if (dbm::is_result($r)) {
$ignore = array(
'do' => t("ignore thread"),
'undo' => t("unignore thread"),
'toggle' => t("toggle ignore status"),
'classdo' => (($r['ignored']) ? "hidden" : ""),
'classundo' => (($r['ignored']) ? "" : "hidden"),
'ignored' => t('ignored'),
);
}
$tagger = '';
if(feature_enabled($conv->get_profile_owner(),'commtag')) {
$tagger = array(
'add' => t("add tag"),
'class' => "",
);
}
}
} else {
$indent = 'comment';
}
if ($conv->is_writable()) {
$buttons = array(
'like' => array( t("I like this \x28toggle\x29"), t("like")),
'dislike' => ((feature_enabled($conv->get_profile_owner(),'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
);
if ($shareable) {
$buttons['share'] = array( t('Share this'), t('share'));
}
}
$comment = $this->get_comment_box($indent);
if (strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
$shiny = 'shiny';
}
localize_item($item);
$body = prepare_body($item,true);
list($categories, $folders) = get_cats_and_terms($item);
if ($a->theme['template_engine'] === 'internal') {
$body_e = template_escape($body);
$text_e = strip_tags(template_escape($body));
$name_e = template_escape($profile_name);
$title_e = template_escape($item['title']);
$location_e = template_escape($location);
$owner_name_e = template_escape($this->get_owner_name());
} else {
$body_e = $body;
$text_e = strip_tags($body);
$name_e = $profile_name;
$title_e = $item['title'];
$location_e = $location;
$owner_name_e = $this->get_owner_name();
}
// Disable features that aren't available in several networks
/// @todo Add NETWORK_DIASPORA when it will pass this information
if (!in_array($item["item_network"], array(NETWORK_DFRN)) && isset($buttons["dislike"])) {
unset($buttons["dislike"],$isevent);
$tagger = '';
}
if (($item["item_network"] == NETWORK_FEED) && isset($buttons["like"])) {
unset($buttons["like"]);
}
if (($item["item_network"] == NETWORK_MAIL) && isset($buttons["like"])) {
unset($buttons["like"]);
}
$tmp_item = array(
'template' => $this->get_template(),
'type' => implode("",array_slice(explode("/",$item['verb']),-1)),
'tags' => $item['tags'],
'hashtags' => $item['hashtags'],
'mentions' => $item['mentions'],
'txt_cats' => t('Categories:'),
'txt_folders' => t('Filed under:'),
'has_cats' => ((count($categories)) ? 'true' : ''),
'has_folders' => ((count($folders)) ? 'true' : ''),
'categories' => $categories,
'folders' => $folders,
'body' => $body_e,
'text' => $text_e,
'id' => $this->get_id(),
'guid' => urlencode($item['guid']),
'isevent' => $isevent,
'attend' => $attend,
'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
'olinktitle' => sprintf( t('View %s\'s profile @ %s'), htmlentities($this->get_owner_name()), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
'to' => t('to'),
'via' => t('via'),
'wall' => t('Wall-to-Wall'),
'vwall' => t('via Wall-To-Wall:'),
'profile_url' => $profile_link,
'item_photo_menu' => item_photo_menu($item),
'name' => $name_e,
'thumb' => $a->remove_baseurl(proxy_url($item['author-thumb'], false, PROXY_SIZE_THUMB)),
'osparkle' => $osparkle,
'sparkle' => $sparkle,
'title' => $title_e,
'localtime' => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
'app' => $item['app'],
'created' => relative_date($item['created']),
'lock' => $lock,
'location' => $location_e,
'indent' => $indent,
'shiny' => $shiny,
'owner_url' => $this->get_owner_url(),
'owner_photo' => $a->remove_baseurl(proxy_url($item['owner-thumb'], false, PROXY_SIZE_THUMB)),
'owner_name' => htmlentities($owner_name_e),
'plink' => get_plink($item),
'edpost' => ((feature_enabled($conv->get_profile_owner(),'edit_posts')) ? $edpost : ''),
'isstarred' => $isstarred,
'star' => ((feature_enabled($conv->get_profile_owner(),'star_posts')) ? $star : ''),
'ignore' => ((feature_enabled($conv->get_profile_owner(),'ignore_posts')) ? $ignore : ''),
'tagger' => $tagger,
'filer' => ((feature_enabled($conv->get_profile_owner(),'filing')) ? $filer : ''),
'drop' => $drop,
'vote' => $buttons,
'like' => $responses['like']['output'],
'dislike' => $responses['dislike']['output'],
'responses' => $responses,
'switchcomment' => t('Comment'),
'comment' => $comment,
'previewing' => ($conv->is_preview() ? ' preview ' : ''),
'wait' => t('Please wait'),
'thread_level' => $thread_level,
'edited' => $edited,
'network' => $item["item_network"],
'network_name' => network_to_name($item['item_network'], $profile_link),
'received' => $item['received'],
'commented' => $item['commented'],
'created_date' => $item['created'],
);
$arr = array('item' => $item, 'output' => $tmp_item);
call_hooks('display_item', $arr);
$result = $arr['output'];
$result['children'] = array();
$children = $this->get_children();
$nb_children = count($children);
if ($nb_children > 0) {
foreach ($children as $child) {
$result['children'][] = $child->get_template_data($conv_responses, $thread_level + 1);
}
// Collapse
if (($nb_children > 2) || ($thread_level > 1)) {
$result['children'][0]['comment_firstcollapsed'] = true;
$result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
$result['children'][0]['hidden_comments_num'] = $total_children;
$result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
$result['children'][0]['hide_text'] = t('show more');
if ($thread_level > 1) {
$result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
} else {
$result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
}
}
}
if ($this->is_toplevel()) {
$result['total_comments_num'] = "$total_children";
$result['total_comments_text'] = tt('comment', 'comments', $total_children);
}
$result['private'] = $item['private'];
$result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
if ($this->is_threaded()) {
$result['flatten'] = false;
$result['threaded'] = true;
} else {
$result['flatten'] = true;
$result['threaded'] = false;
}
return $result;
}
public function get_id() {
return $this->get_data_value('id');
}
public function is_threaded() {
return $this->threaded;
}
/**
* Add a child item
*/
public function add_child(Item $item) {
$item_id = $item->get_id();
if (!$item_id) {
logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
return false;
} elseif ($this->get_child($item->get_id())) {
logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
/*
* Only add what will be displayed
*/
if ($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
return false;
} elseif (activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
return false;
}
$item->set_parent($this);
$this->children[] = $item;
return end($this->children);
}
/**
* Get a child by its ID
*/
public function get_child($id) {
foreach ($this->get_children() as $child) {
if ($child->get_id() == $id) {
return $child;
}
}
return null;
}
/**
* Get all ou children
*/
public function get_children() {
return $this->children;
}
/**
* Set our parent
*/
protected function set_parent($item) {
$parent = $this->get_parent();
if($parent) {
$parent->remove_child($this);
}
$this->parent = $item;
$this->set_conversation($item->get_conversation());
}
/**
* Remove our parent
*/
protected function remove_parent() {
$this->parent = null;
$this->conversation = null;
}
/**
* Remove a child
*/
public function remove_child($item) {
$id = $item->get_id();
foreach ($this->get_children() as $key => $child) {
if ($child->get_id() == $id) {
$child->remove_parent();
unset($this->children[$key]);
// Reindex the array, in order to make sure there won't be any trouble on loops using count()
$this->children = array_values($this->children);
return true;
}
}
logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
return false;
}
/**
* Get parent item
*/
protected function get_parent() {
return $this->parent;
}
/**
* set conversation
*/
public function set_conversation($conv) {
$previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
$this->conversation = $conv;
// Set it on our children too
foreach ($this->get_children() as $child) {
$child->set_conversation($conv);
}
}
/**
* get conversation
*/
public function get_conversation() {
return $this->conversation;
}
/**
* Get raw data
*
* We shouldn't need this
*/
public function get_data() {
return $this->data;
}
/**
* Get a data value
*
* Returns:
* _ value on success
* _ false on failure
*/
public function get_data_value($name) {
if (!isset($this->data[$name])) {
// logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
return false;
}
return $this->data[$name];
}
/**
* Set template
*/
private function set_template($name) {
if (!x($this->available_templates, $name)) {
logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
return false;
}
$this->template = $this->available_templates[$name];
}
/**
* Get template
*/
private function get_template() {
return $this->template;
}
/**
* Check if this is a toplevel post
*/
private function is_toplevel() {
return $this->toplevel;
}
/**
* Check if this is writable
*/
private function is_writable() {
$conv = $this->get_conversation();
if ($conv) {
// This will allow us to comment on wall-to-wall items owned by our friends
// and community forums even if somebody else wrote the post.
// bug #517 - this fixes for conversation owner
if ($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user()) {
return true;
}
// this fixes for visitors
return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
}
return $this->writable;
}
/**
* Count the total of our descendants
*/
private function count_descendants() {
$children = $this->get_children();
$total = count($children);
if ($total > 0) {
foreach ($children as $child) {
$total += $child->count_descendants();
}
}
return $total;
}
/**
* Get the template for the comment box
*/
private function get_comment_box_template() {
return $this->comment_box_template;
}
/**
* Get the comment box
*
* Returns:
* _ The comment box string (empty if no comment box)
* _ false on failure
*/
private function get_comment_box($indent) {
$a = $this->get_app();
if (!$this->is_toplevel() && !(get_config('system','thread_allow') && $a->theme_thread_allow)) {
return '';
}
$comment_box = '';
$conv = $this->get_conversation();
$template = get_markup_template($this->get_comment_box_template());
$ww = '';
if ( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
$ww = 'ww';
if ($conv->is_writable() && $this->is_writable()) {
$qc = $qcomment = null;
/*
* Hmmm, code depending on the presence of a particular plugin?
* This should be better if done by a hook
*/
if (in_array('qcomment',$a->plugins)) {
$qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
$qcomment = (($qc) ? explode("\n",$qc) : null);
}
$comment_box = replace_macros($template,array(
'$return_path' => $a->query_string,
'$threaded' => $this->is_threaded(),
// '$jsreload' => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
'$jsreload' => '',
'$type' => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
'$id' => $this->get_id(),
'$parent' => $this->get_id(),
'$qcomment' => $qcomment,
'$profile_uid' => $conv->get_profile_owner(),
'$mylink' => $a->remove_baseurl($a->contact['url']),
'$mytitle' => t('This is you'),
'$myphoto' => $a->remove_baseurl($a->contact['thumb']),
'$comment' => t('Comment'),
'$submit' => t('Submit'),
'$edbold' => t('Bold'),
'$editalic' => t('Italic'),
'$eduline' => t('Underline'),
'$edquote' => t('Quote'),
'$edcode' => t('Code'),
'$edimg' => t('Image'),
'$edurl' => t('Link'),
'$edvideo' => t('Video'),
'$preview' => ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),
'$indent' => $indent,
'$sourceapp' => t($a->sourcename),
'$ww' => (($conv->get_mode() === 'network') ? $ww : ''),
'$rand_num' => random_digits(12)
));
}
return $comment_box;
}
private function get_redirect_url() {
return $this->redirect_url;
}
/**
* Check if we are a wall to wall item and set the relevant properties
*/
protected function check_wall_to_wall() {
$a = $this->get_app();
$conv = $this->get_conversation();
$this->wall_to_wall = false;
if($this->is_toplevel()) {
if($conv->get_mode() !== 'profile') {
if($this->get_data_value('wall') && !$this->get_data_value('self')) {
// On the network page, I am the owner. On the display page it will be the profile owner.
// This will have been stored in $a->page_contact by our calling page.
// Put this person as the wall owner of the wall-to-wall notice.
$this->owner_url = zrl($a->page_contact['url']);
$this->owner_photo = $a->page_contact['thumb'];
$this->owner_name = $a->page_contact['name'];
$this->wall_to_wall = true;
} elseif($this->get_data_value('owner-link')) {
$owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
$alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
$owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
if ((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
// The author url doesn't match the owner (typically the contact)
// and also doesn't match the contact alias.
// The name match is a hack to catch several weird cases where URLs are
// all over the park. It can be tricked, but this prevents you from
// seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
// well that it's the same Bob Smith.
// But it could be somebody else with the same name. It just isn't highly likely.
$this->owner_photo = $this->get_data_value('owner-avatar');
$this->owner_name = $this->get_data_value('owner-name');
$this->wall_to_wall = true;
// If it is our contact, use a friendly redirect link
if ((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
&& ($this->get_data_value('network') === NETWORK_DFRN)) {
$this->owner_url = $this->get_redirect_url();
} else {
$this->owner_url = zrl($this->get_data_value('owner-link'));
}
}
}
}
}
if (!$this->wall_to_wall) {
$this->set_template('wall');
$this->owner_url = '';
$this->owner_photo = '';
$this->owner_name = '';
}
}
private function is_wall_to_wall() {
return $this->wall_to_wall;
}
private function get_owner_url() {
return $this->owner_url;
}
private function get_owner_photo() {
return $this->owner_photo;
}
private function get_owner_name() {
return $this->owner_name;
}
private function is_visiting() {
return $this->visiting;
}
}