friendica/include/conversation.php

<?php

/**
 * Render actions localized
 */
function localize_item(&$item){

	$Text = $item['body'];
	$saved_image = '';
	$img_start = strpos($Text,'[img]data:');
	$img_end = strpos($Text,'[/img]');

	if($img_start !== false && $img_end !== false && $img_end > $img_start) {
		$start_fragment = substr($Text,0,$img_start);
		$img_start += strlen('[img]');
		$saved_image = substr($Text,$img_start,$img_end - $img_start);
		$end_fragment = substr($Text,$img_end + strlen('[/img]'));		
		$Text = $start_fragment . '[!#saved_image#!]' . $end_fragment;
		$search = '/\[url\=(.*?)\]\[!#saved_image#!\]\[\/url\]' . '/is';
		$replace = '[url=' . z_path() . '/redir/' . $item['contact-id'] 
			. '?f=1&url=' . '$1' . '][!#saved_image#!][/url]' ;

		$Text = preg_replace($search,$replace,$Text);

		if(strlen($saved_image))
			$item['body'] = str_replace('[!#saved_image#!]', '[img]' . $saved_image . '[/img]',$Text);
	}

	$xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
	if ($item['verb']=== ACTIVITY_LIKE || $item['verb']=== ACTIVITY_DISLIKE){

		$r = q("SELECT * from `item`,`contact` WHERE 
				`item`.`contact-id`=`contact`.`id` AND `item`.`uri`='%s';",
				 dbesc($item['parent-uri']));
		if(count($r)==0) 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]';
                
		switch($item['verb']){
			case ACTIVITY_LIKE :
				$bodyverb = t('%1$s likes %2$s\'s %3$s');
				break;
			case ACTIVITY_DISLIKE:
				$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
				break;
		}
		$item['body'] = sprintf($bodyverb, $author, $objauthor, $plink);
			
	}
	if ($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 ($item['verb']===ACTIVITY_TAG){
		$r = q("SELECT * from `item`,`contact` WHERE 
		`item`.`contact-id`=`contact`.`id` AND `item`.`uri`='%s';",
		 dbesc($item['parent-uri']));
		if(count($r)==0) 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');
				}
		}
		$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 ($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($item['uid'])
			);
			if(count($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
	if(preg_match_all('/\[url=(.*?)\/photos\/(.*?)\/image\/(.*?)\]\[img(.*?)\]h(.*?)\[\/img\]\[\/url\]/is',$item['body'],$matches,PREG_SET_ORDER)) {
		foreach($matches as $mtch) {
				$item['body'] = str_replace($mtch[0],'[url=' . zrl($mtch[1] . '/photos/' . $mtch[2] . '/image/' . $mtch[3] ,true) . '][img' . $mtch[4] . ']h' . $mtch[5]  . '[/img][/url]',$item['body']);
		}
	}


}

/**
 * "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.
 *
 */

if(!function_exists('conversation')) {
function conversation(&$a, $items, $mode, $update, $preview = false) {


	require_once('bbcode.php');

	$ssl_state = ((local_user()) ? true : false);

	$profile_owner = 0;
	$page_writeable      = false;

	$previewing = (($preview) ? ' preview ' : '');

	if($mode === 'network') {
		$profile_owner = local_user();
		$page_writeable = true;
	}

	if($mode === 'profile') {
		$profile_owner = $a->profile['profile_uid'];
		$page_writeable = can_write_wall($a,$profile_owner);
	}

	if($mode === 'notes') {
		$profile_owner = local_user();
		$page_writeable = true;
	}

	if($mode === 'display') {
		$profile_owner = $a->profile['uid'];
		$page_writeable = can_write_wall($a,$profile_owner);
	}

	if($mode === 'community') {
		$profile_owner = 0;
		$page_writeable = false;
	}

	if($update)
		$return_url = $_SESSION['return_url'];
	else
		$return_url = $_SESSION['return_url'] = $a->query_string;

	load_contact_links(local_user());

	$cb = array('items' => $items, 'mode' => $mode, 'update' => $update, 'preview' => $preview);
	call_hooks('conversation_start',$cb);

	$items = $cb['items'];

	$cmnt_tpl    = get_markup_template('comment_item.tpl');
	$tpl         = 'wall_item.tpl';
	$wallwall    = 'wallwall_item.tpl';
	$hide_comments_tpl = get_markup_template('hide_comments.tpl');

	$alike = array();
	$dlike = array();
	
	
	// array with html for each thread (parent+comments)
	$threads = array();
	$threadsid = -1;
	
	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

			//$tpl = get_markup_template('search_item.tpl');
			$tpl = 'search_item.tpl';

			foreach($items as $item) {
				$threadsid++;

				$comment     = '';
				$owner_url   = '';
				$owner_photo = '';
				$owner_name  = '';
				$sparkle     = '';

				if($mode === 'search' || $mode === 'community') {
					if(((activity_match($item['verb'],ACTIVITY_LIKE)) || (activity_match($item['verb'],ACTIVITY_DISLIKE))) 
						&& ($item['id'] != $item['parent']))
						continue;
					$nickname = $item['nickname'];
				}
				else
					$nickname = $a->user['nickname'];
				
				// prevent private email from leaking.
				if($item['network'] === NETWORK_MAIL && local_user() != $item['uid'])
						continue;
			
				$profile_name   = ((strlen($item['author-name']))   ? $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);					

				$normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
				if(($normalised != 'mailbox') && (x($a->contacts[$normalised])))
					$profile_avatar = $a->contacts[$normalised]['thumb'];
				else
					$profile_avatar = ((strlen($item['author-avatar'])) ? $a->get_cached_avatar_image($item['author-avatar']) : $item['thumb']);

				$locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
				call_hooks('render_location',$locate);

				$location = ((strlen($locate['html'])) ? $locate['html'] : render_location_google($locate));

				localize_item($item);
				if($mode === 'network-new')
					$dropping = true;
				else
					$dropping = false;


				$drop = array(
					'dropping' => $dropping,
					'select' => t('Select'), 
					'delete' => t('Delete'),
				);

				$star = false;
				$isstarred = "unstarred";
				
				$lock = false;
				$likebuttons = false;
				$shareable = false;

				$body = prepare_body($item,true);
				
				//$tmp_item = replace_macros($tpl,array(
				$tmp_item = array(
					'template' => $tpl,
					'id' => (($preview) ? 'P0' : $item['item_id']),
					'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
					'profile_url' => $profile_link,
					'item_photo_menu' => item_photo_menu($item),
					'name' => template_escape($profile_name),
					'sparkle' => $sparkle,
					'lock' => $lock,
					'thumb' => $profile_avatar,
					'title' => template_escape($item['title']),
					'body' => template_escape($body),
					'text' => strip_tags(template_escape($body)),
					'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
					'location' => template_escape($location),
					'indent' => '',
					'owner_name' => template_escape($owner_name),
					'owner_url' => $owner_url,
					'owner_photo' => $owner_photo,
					'plink' => get_plink($item),
					'edpost' => false,
					'isstarred' => $isstarred,
					'star' => $star,
					'drop' => $drop,
					'vote' => $likebuttons,
					'like' => '',
					'dislike' => '',
					'comment' => '',
					'conv' => (($preview) ? '' : array('href'=> $a->get_baseurl($ssl_state) . '/display/' . $nickname . '/' . $item['id'], 'title'=> t('View in context'))),
					'previewing' => $previewing,
					'wait' => t('Please wait'),
				);

				$arr = array('item' => $item, 'output' => $tmp_item);
				call_hooks('display_item', $arr);

				$threads[$threadsid]['id'] = $item['item_id'];
				$threads[$threadsid]['items'] = array($arr['output']);

			}

		}
		else
		{
			// Normal View


			// Figure out how many comments each parent has
			// (Comments all have gravity of 6)
			// Store the result in the $comments array

			$comments = array();
			foreach($items as $item) {
				if((intval($item['gravity']) == 6) && ($item['id'] != $item['parent'])) {
					if(! x($comments,$item['parent']))
						$comments[$item['parent']] = 1;
					else
						$comments[$item['parent']] += 1;
				} elseif(! x($comments,$item['parent'])) 
					$comments[$item['parent']] = 0; // avoid notices later on
			}

			// map all the like/dislike activities for each parent item 
			// Store these in the $alike and $dlike arrays

			foreach($items as $item) {
				like_puller($a,$item,$alike,'like');
				like_puller($a,$item,$dlike,'dislike');
			}

			$comments_collapsed = false;
			$comments_seen = 0;
			$comment_lastcollapsed = false;
			$comment_firstcollapsed = false;
			$blowhard = 0;
			$blowhard_count = 0;


			foreach($items as $item) {

				$comment = '';
				$template = $tpl;
				$commentww = '';
				$sparkle = '';
				$owner_url = $owner_photo = $owner_name = '';

				// We've already parsed out like/dislike for special treatment. We can ignore them now

				if(((activity_match($item['verb'],ACTIVITY_LIKE)) 
					|| (activity_match($item['verb'],ACTIVITY_DISLIKE))) 
					&& ($item['id'] != $item['parent']))
					continue;

				$toplevelpost = (($item['id'] == $item['parent']) ? true : false);


				// Take care of author collapsing and comment collapsing
				// (author collapsing is currently disabled)
				// If a single author has more than 3 consecutive top-level posts, squash the remaining ones.
				// If there are more than two comments, squash all but the last 2.
			
				if($toplevelpost) {

					$item_writeable = (($item['writable'] || $item['self']) ? true : false);

					$comments_seen = 0;
					$comments_collapsed = false;
					$comment_lastcollapsed  = false;
					$comment_firstcollapsed = false;
					
					$threadsid++;
					$threads[$threadsid]['id'] = $item['item_id'];
					$threads[$threadsid]['private'] = $item['private'];
					$threads[$threadsid]['items'] = array();

				}
				else {

					// prevent private email reply to public conversation from leaking.
					if($item['network'] === NETWORK_MAIL && local_user() != $item['uid'])
							continue;

					$comments_seen ++;
					$comment_lastcollapsed  = false;
					$comment_firstcollapsed = false;
				}	

				$override_comment_box = ((($page_writeable) && ($item_writeable)) ? true : false);
				$show_comment_box = ((($page_writeable) && ($item_writeable) && ($comments_seen == $comments[$item['parent']])) ? true : false);


				if(($comments[$item['parent']] > 2) && ($comments_seen <= ($comments[$item['parent']] - 2)) && ($item['gravity'] == 6)) {

					if (!$comments_collapsed){
						$threads[$threadsid]['num_comments'] = sprintf( tt('%d comment','%d comments',$comments[$item['parent']]),$comments[$item['parent']] );
						$threads[$threadsid]['hide_text'] = t('show more');
						$comments_collapsed = true;
						$comment_firstcollapsed = true;
					}
				}
				if(($comments[$item['parent']] > 2) && ($comments_seen == ($comments[$item['parent']] - 1))) {

					$comment_lastcollapsed = true;
				}

				$redirect_url = $a->get_baseurl($ssl_state) . '/redir/' . $item['cid'] ;

				$lock = ((($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);


				// Top-level wall post not written by the wall owner (wall-to-wall)
				// First figure out who owns it. 

				$osparkle = '';

				if(($toplevelpost) && (! $item['self']) && ($mode !== 'profile')) {

					if($item['wall']) {

						// 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.

						$owner_url = zrl($a->page_contact['url']);
						$owner_photo = $a->page_contact['thumb'];
						$owner_name = $a->page_contact['name'];
						$template = $wallwall;
						$commentww = 'ww';	
					}

					if((! $item['wall']) && $item['owner-link']) {

						$owner_linkmatch = (($item['owner-link']) && link_compare($item['owner-link'],$item['author-link']));
						$alias_linkmatch = (($item['alias']) && link_compare($item['alias'],$item['author-link']));
						$owner_namematch = (($item['owner-name']) && $item['owner-name'] == $item['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. 
							

							$owner_url = $item['owner-link'];
							$owner_photo = $item['owner-avatar'];
							$owner_name = $item['owner-name'];
							$template = $wallwall;
							$commentww = 'ww';
							// If it is our contact, use a friendly redirect link
							if((link_compare($item['owner-link'],$item['url'])) 
								&& ($item['network'] === NETWORK_DFRN)) {
								$owner_url = $redirect_url;
								$osparkle = ' sparkle';
							}
							else
								$owner_url = zrl($owner_url);
						}
					}
				}

				$likebuttons = '';
				$shareable = ((($profile_owner == local_user()) && ($item['private'] != 1)) ? true : false); 

				if($page_writeable) {
/*					if($toplevelpost) {  */
						$likebuttons = array(
							'like' => array( t("I like this \x28toggle\x29"), t("like")),
							'dislike' => array( t("I don't like this \x28toggle\x29"), t("dislike")),
						);
						if ($shareable) $likebuttons['share'] = array( t('Share this'), t('share'));
/*					} */

					$qc = $qcomment =  null;

					if(in_array('qcomment',$a->plugins)) {
						$qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
						$qcomment = (($qc) ? explode("\n",$qc) : null);
					}

					if(($show_comment_box) || (($show_comment_box == false) && ($override_comment_box == false) && ($item['last-child']))) {
						$comment = replace_macros($cmnt_tpl,array(
							'$return_path' => '', 
							'$jsreload' => (($mode === 'display') ? $_SESSION['return_url'] : ''),
							'$type' => (($mode === 'profile') ? 'wall-comment' : 'net-comment'),
							'$id' => $item['item_id'],
							'$parent' => $item['parent'],
							'$qcomment' => $qcomment,
							'$profile_uid' =>  $profile_owner,
							'$mylink' => $a->contact['url'],
							'$mytitle' => t('This is you'),
							'$myphoto' => $a->contact['thumb'],
							'$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' => t('Preview'),
							'$ww' => (($mode === 'network') ? $commentww : '')
						));
					}
				}

				if(local_user() && link_compare($a->contact['url'],$item['author-link']))
					$edpost = array($a->get_baseurl($ssl_state)."/editpost/".$item['id'], t("Edit"));
				else
					$edpost = false;

				$drop = '';
				$dropping = false;

				if((intval($item['contact-id']) && $item['contact-id'] == remote_user()) || ($item['uid'] == local_user()))
					$dropping = true;

				$drop = array(
					'dropping' => $dropping,
					'select' => t('Select'), 
					'delete' => t('Delete'),
				);

				$star = false;
				$filer = false;

				$isstarred = "unstarred";
				if ($profile_owner == local_user()) {
					if($toplevelpost) {
						$isstarred = (($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'),
							'tagger' => t("add tag"),
							'classtagger' => "",
						);
					}
					$filer = t("save to folder");
				}


				$photo = $item['photo'];
				$thumb = $item['thumb'];

				// Post was remotely authored.

				$diff_author    = ((link_compare($item['url'],$item['author-link'])) ? false : true);

				$profile_name   = (((strlen($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);					

				$normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
				if(($normalised != 'mailbox') && (x($a->contacts,$normalised)))
					$profile_avatar = $a->contacts[$normalised]['thumb'];
				else
					$profile_avatar = (((strlen($item['author-avatar'])) && $diff_author) ? $item['author-avatar'] : $a->get_cached_avatar_image($thumb));

				$like    = ((x($alike,$item['uri'])) ? format_like($alike[$item['uri']],$alike[$item['uri'] . '-l'],'like',$item['uri']) : '');
				$dislike = ((x($dlike,$item['uri'])) ? format_like($dlike[$item['uri']],$dlike[$item['uri'] . '-l'],'dislike',$item['uri']) : '');

				$locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
				call_hooks('render_location',$locate);

				$location = ((strlen($locate['html'])) ? $locate['html'] : render_location_google($locate));

				$indent = (($toplevelpost) ? '' : ' comment');

				if(strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0)
					$indent .= ' shiny'; 

				// 
				localize_item($item);


				$tags=array();
				foreach(explode(',',$item['tag']) as $tag){
					$tag = trim($tag);
					if ($tag!="") $tags[] = bbcode($tag);
				}

				// Build the HTML

				$body = prepare_body($item,true);
				//$tmp_item = replace_macros($template,
				$tmp_item = array(
					// collapse comments in template. I don't like this much...
					'comment_firstcollapsed' => $comment_firstcollapsed,
					'comment_lastcollapsed' => $comment_lastcollapsed,
					// template to use to render item (wall, walltowall, search)
					'template' => $template,
					
					'type' => implode("",array_slice(explode("/",$item['verb']),-1)),
					'tags' => $tags,
					'body' => template_escape($body),
					'text' => strip_tags(template_escape($body)),
					'id' => $item['item_id'],
					'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'), $profile_name, ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
					'to' => t('to'),
					'wall' => t('Wall-to-Wall'),
					'vwall' => t('via Wall-To-Wall:'),
					'profile_url' => $profile_link,
					'item_photo_menu' => item_photo_menu($item),
					'name' => template_escape($profile_name),
					'thumb' => $profile_avatar,
					'osparkle' => $osparkle,
					'sparkle' => $sparkle,
					'title' => template_escape($item['title']),
					'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
					'lock' => $lock,
					'location' => template_escape($location),
					'indent' => $indent,
					'owner_url' => $owner_url,
					'owner_photo' => $owner_photo,
					'owner_name' => template_escape($owner_name),
					'plink' => get_plink($item),
					'edpost' => $edpost,
					'isstarred' => $isstarred,
					'star' => $star,
					'filer' => $filer,
					'drop' => $drop,
					'vote' => $likebuttons,
					'like' => $like,
					'dislike' => $dislike,
					'comment' => $comment,
					'previewing' => $previewing,
					'wait' => t('Please wait'),

				);


				$arr = array('item' => $item, 'output' => $tmp_item);
				call_hooks('display_item', $arr);

				$threads[$threadsid]['items'][] = $arr['output'];
			}
		}
	}

	$page_template = get_markup_template("conversation.tpl");
	$o = replace_macros($page_template, array(
		'$baseurl' => $a->get_baseurl($ssl_state),
		'$mode' => $mode,
		'$user' => $a->user,
		'$threads' => $threads,
		'$dropping' => ($dropping?t('Delete Selected Items'):False),
	));

	return $o;
}}

function best_link_url($item,&$sparkle,$ssl_state = false) {

	$a = get_app();

	$best_url = '';
	$sparkle  = false;

	$clean_url = normalise_link($item['author-link']);

	if((local_user()) && (local_user() == $item['uid'])) {
		if(isset($a->contacts) && x($a->contacts,$clean_url)) {
			if($a->contacts[$clean_url]['network'] === NETWORK_DFRN) {
				$best_url = $a->get_baseurl($ssl_state) . '/redir/' . $a->contacts[$clean_url]['id'];
				$sparkle = true;
			}
			else
				$best_url = $a->contacts[$clean_url]['url'];
		}
	}
	if(! $best_url) {
		if(strlen($item['author-link']))
			$best_url = $item['author-link'];
		else
			$best_url = $item['url'];
	}

	return $best_url;
}


if(! function_exists('item_photo_menu')){
function item_photo_menu($item){
	$a = get_app();

	$ssl_state = false;

	if(local_user()) {
		$ssl_state = true;
		 if(! count($a->contacts))
			load_contact_links(local_user());
	}
	$contact_url="";
	$pm_url="";
	$status_link="";
	$photos_link="";
	$posts_link="";

	$sparkle = false;
    $profile_link = best_link_url($item,$sparkle,$ssl_state);
	if($profile_link === 'mailbox')
		$profile_link = '';