47 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| function can_write_wall(&$a,$owner) {
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| 
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| 	static $verified = 0;
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| 
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| 	if((! (local_user())) && (! (remote_user())))
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| 		return false;
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| 
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| 	$uid = local_user();
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| 
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| 	if(($uid) && ($uid == $owner)) {
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| 		return true;
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| 	}
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| 
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| 	if(remote_user()) {
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| 
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| 		// user remembered decision and avoid a DB lookup for each and every display item
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| 		// DO NOT use this function if there are going to be multiple owners
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| 
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| 		if($verified === 2)
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| 			return true;
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| 		elseif($verified === 1)
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| 			return false;
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| 		else {
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| 			$r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `user`.`uid` = `contact`.`uid` 
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| 				WHERE `contact`.`uid` = %d AND `contact`.`id` = %d AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0 
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| 				AND `readonly` = 0  AND ( `contact`.`rel` IN ( %d , %d ) OR `user`.`page-flags` = %d ) LIMIT 1",
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| 				intval($owner),
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| 				intval(remote_user()),
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| 				intval(REL_VIP),
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| 				intval(REL_BUD),
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| 				intval(PAGE_COMMUNITY)
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| 			);
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| 			if(count($r)) {
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| 				$verified = 2;
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| 				return true;
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| 			}
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| 			else {
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| 				$verified = 1;
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| 			}
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| 		}
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| 	}
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| 
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| 	return false;
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| }
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