224 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			224 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable File
		
	
	
	
	
| <?php
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| 
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| require_once('Scrape.php');
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| 
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| function follow_init(&$a) {
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| 
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| 	if(! local_user()) {
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| 		notice( t('Permission denied.') . EOL);
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| 		goaway($_SESSION['return_url']);
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| 		// NOTREACHED
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| 	}
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| 
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| 	$url = $orig_url = notags(trim($_REQUEST['url']));
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| 
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| 	// remove ajax junk, e.g. Twitter
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| 
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| 	$url = str_replace('/#!/','/',$url);
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| 
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| 	if(! allowed_url($url)) {
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| 		notice( t('Disallowed profile URL.') . EOL);
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| 		goaway($_SESSION['return_url']);
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| 		// NOTREACHED
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| 	}
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| 
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| 
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| 	if(! $url) {
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| 		notice( t('Connect URL missing.') . EOL);
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| 		goaway($_SESSION['return_url']);
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| 		// NOTREACHED
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| 	}
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| 
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| 
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| 	$ret = probe_url($url);
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| 
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| 	if($ret['network'] === NETWORK_DFRN) {
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| 		if(strlen($a->path))
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| 			$myaddr = bin2hex($a->get_baseurl() . '/profile/' . $a->user['nickname']);
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| 		else
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| 			$myaddr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname());
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|  
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| 		goaway($ret['request'] . "&addr=$myaddr");
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| 		
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| 		// NOTREACHED
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| 	}
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| 	else {
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| 		if(get_config('system','dfrn_only')) {
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| 			notice( t('This site is not configured to allow communications with other networks.') . EOL);
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| 			notice( t('No compatible communication protocols or feeds were discovered.') . EOL);
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| 			goaway($_SESSION['return_url']);
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| 		}
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| 	}
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| 	
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| 	// This just confuses things, remove it
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| 	if($ret['network'] === NETWORK_DIASPORA)
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| 		$ret['url'] = str_replace('?absolute=true','',$ret['url']);
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| 
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| 
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| 	// do we have enough information?
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| 	
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| 	if(! ((x($ret,'name')) && (x($ret,'poll')) && ((x($ret,'url')) || (x($ret,'addr'))))) {
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| 		notice( t('The profile address specified does not provide adequate information.') . EOL);
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| 		if(! x($ret,'poll'))
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| 			notice( t('No compatible communication protocols or feeds were discovered.') . EOL);
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| 		if(! x($ret,'name'))
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| 			notice( t('An author or name was not found.') . EOL);
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| 		if(! x($ret,'url'))
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| 			notice( t('No browser URL could be matched to this address.') . EOL);
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| 		if(strpos($url,'@') !== false)
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| 			notice('Unable to match @-style Identity Address with a known protocol or email contact');
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| 		goaway($_SESSION['return_url']);
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| 	}
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| 
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| 	if($ret['network'] === NETWORK_OSTATUS && get_config('system','ostatus_disabled')) {
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| 		notice( t('The profile address specified belongs to a network which has been disabled on this site.') . EOL);
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| 		$ret['notify'] = '';
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| 	}
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| 
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| 	if(! $ret['notify']) {
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| 		notice( t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL);
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| 	}
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| 
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| 	$writeable = ((($ret['network'] === NETWORK_OSTATUS) && ($ret['notify'])) ? 1 : 0);
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| 	$hidden = (($ret['network'] === NETWORK_MAIL) ? 1 : 0);
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| 
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| 	if($ret['network'] === NETWORK_MAIL) {
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| 		$writeable = 1;
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| 		
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| 	}
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| 	if($ret['network'] === NETWORK_DIASPORA)
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| 		$writeable = 1;
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| 
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| 	// check if we already have a contact
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| 	// the poll url is more reliable than the profile url, as we may have
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| 	// indirect links or webfinger links
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| 
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| 	$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `poll` = '%s' LIMIT 1",
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| 		intval(local_user()),
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| 		dbesc($ret['poll'])
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| 	);			
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| 
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| 	if(count($r)) {
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| 		// update contact
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| 		if($r[0]['rel'] == CONTACT_IS_FOLLOWER || ($network === NETWORK_DIASPORA && $r[0]['rel'] == CONTACT_IS_SHARING)) {
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| 			q("UPDATE `contact` SET `rel` = %d , `readonly` = 0 WHERE `id` = %d AND `uid` = %d LIMIT 1",
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| 				intval(CONTACT_IS_FRIEND),
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| 				intval($r[0]['id']),
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| 				intval(local_user())
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| 			);
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| 		}
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| 	}
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| 	else {
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| 
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| 		$new_relation = (($ret['network'] === NETWORK_MAIL) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
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| 		if($ret['network'] === NETWORK_DIASPORA)
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| 			$new_relation = CONTACT_IS_FOLLOWER;
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| 
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| 		// create contact record 
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| 		$r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `addr`, `alias`, `batch`, `notify`, `poll`, `poco`, `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
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| 			`writable`, `hidden`, `blocked`, `readonly`, `pending` )
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| 			VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d, 0, 0, 0 ) ",
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| 			intval(local_user()),
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| 			dbesc(datetime_convert()),
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| 			dbesc($ret['url']),
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| 			dbesc(normalise_link($ret['url'])),
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| 			dbesc($ret['addr']),
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| 			dbesc($ret['alias']),
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| 			dbesc($ret['batch']),
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| 			dbesc($ret['notify']),
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| 			dbesc($ret['poll']),
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| 			dbesc($ret['poco']),
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| 			dbesc($ret['name']),
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| 			dbesc($ret['nick']),
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| 			dbesc($ret['photo']),
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| 			dbesc($ret['network']),
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| 			dbesc($ret['pubkey']),
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| 			intval($new_relation),
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| 			intval($ret['priority']),
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| 			intval($writeable),
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| 			intval($hidden)
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| 		);
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| 	}
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| 
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| 	$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
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| 		dbesc($ret['url']),
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| 		intval(local_user())
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| 	);
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| 
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| 	if(! count($r)) {
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| 		notice( t('Unable to retrieve contact information.') . EOL);
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| 		goaway($_SESSION['return_url']);
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| 		// NOTREACHED
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| 	}
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| 
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| 	$contact = $r[0];
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| 	$contact_id  = $r[0]['id'];
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| 
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| 	require_once("Photo.php");
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| 
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| 	$photos = import_profile_photo($ret['photo'],local_user(),$contact_id);
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| 
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| 	$r = q("UPDATE `contact` SET `photo` = '%s', 
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| 			`thumb` = '%s',
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| 			`micro` = '%s', 
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| 			`name-date` = '%s', 
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| 			`uri-date` = '%s', 
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| 			`avatar-date` = '%s'
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| 			WHERE `id` = %d LIMIT 1
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| 		",
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| 			dbesc($photos[0]),
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| 			dbesc($photos[1]),
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| 			dbesc($photos[2]),
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| 			dbesc(datetime_convert()),
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| 			dbesc(datetime_convert()),
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| 			dbesc(datetime_convert()),
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| 			intval($contact_id)
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| 		);			
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| 
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| 
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| 	// pull feed and consume it, which should subscribe to the hub.
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| 
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| 	proc_run('php',"include/poller.php","$contact_id");
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| 
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| 	// create a follow slap
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| 
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| 	$tpl = get_markup_template('follow_slap.tpl');
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| 	$slap = replace_macros($tpl, array(
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| 		'$name' => $a->user['username'],
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| 		'$profile_page' => $a->get_baseurl() . '/profile/' . $a->user['nickname'],
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| 		'$photo' => $a->contact['photo'],
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| 		'$thumb' => $a->contact['thumb'],
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| 		'$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
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| 		'$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':follow:' . random_string(),
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| 		'$title' => '',
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| 		'$type' => 'text',
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| 		'$content' => t('following'),
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| 		'$nick' => $a->user['nickname'],
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| 		'$verb' => ACTIVITY_FOLLOW,
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| 		'$ostat_follow' => ''
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| 	));
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| 
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| 	$r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` 
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| 			WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
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| 			intval(local_user())
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| 	);
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| 
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| 	if(count($r)) {
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| 		if(($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
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| 			require_once('include/salmon.php');
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| 			slapper($r[0],$contact['notify'],$slap);
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| 		}
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| 		if($contact['network'] == NETWORK_DIASPORA) {
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| 			require_once('include/diaspora.php');
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| 			$ret = diaspora_share($a->user,$contact);
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| 			logger('mod_follow: diaspora_share returns: ' . $ret);
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| 		}
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| 	}
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| 
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| 	if(strstr($_SESSION['return_url'],'contacts'))
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| 		goaway($a->get_baseurl() . '/contacts/' . $contact_id);
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| 
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| 	goaway($_SESSION['return_url']);
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| 	// NOTREACHED
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| }
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