aboutsummaryrefslogtreecommitdiff
path: root/services/tagservice.php
blob: 83349c60584bc6052588efacc5744906c752d924 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
<?php
class TagService {
	var $db;
	var $tablename;

	function &getInstance(&$db) {
		static $instance;
		if (!isset($instance))
		$instance =& new TagService($db);
		return $instance;
	}

	function TagService(&$db) {
		$this->db =& $db;
		$this->tablename = $GLOBALS['tableprefix'] .'tags';
	}

	function getDescription($tag, $uId) {
		$query = 'SELECT tag, uId, tDescription';
		$query.= ' FROM '.$this->getTableName();
		$query.= ' WHERE tag = "'.$tag.'"';
		$query.= ' AND uId = "'.$uId.'"';

		if (!($dbresult = & $this->db->sql_query($query))) {
			message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
			return false;
		}

		if ($row =& $this->db->sql_fetchrow($dbresult)) {
			return $row;
		} else {
			return array('tDescription'=>'');
		}
	}

	function getAllDescriptions($tag) {
		$query = 'SELECT tag, uId, tDescription';
		$query.= ' FROM '.$this->getTableName();
		$query.= ' WHERE tag = "'.$tag.'"';

		if (!($dbresult = & $this->db->sql_query($query))) {
			message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
			return false;
		}

		return $this->db->sql_fetchrowset($dbresult);
	}

	function updateDescription($tag, $uId, $desc) {
		$objectTag = $this->getDescription($tag, $uId);
		if(count($objectTag)>0 && $objectTag['tDescription'] != '') {
			$query = 'UPDATE '.$this->getTableName();
			$query.= ' SET tDescription="'.$this->db->sql_escape($desc).'"';
			$query.= ' WHERE tag="'.$tag.'" AND uId="'.$uId.'"';
		} else {
			$values = array('tag'=>$tag, 'uId'=>$uId, 'tDescription'=>$desc);
			$query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
		}

		$this->db->sql_transaction('begin');
		if (!($dbresult = & $this->db->sql_query($query))) {
			$this->db->sql_transaction('rollback');
			message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
			return false;
		}
		$this->db->sql_transaction('commit');
		return true;
	}

	function renameTag($uId, $oldName, $newName) {
		$query = 'UPDATE `'. $this->getTableName() .'`';
		$query.= ' SET tag="'.$newName.'"';
		$query.= ' WHERE tag="'.$oldName.'"';
		$query.= ' AND uId="'.$uId.'"';
		$this->db->sql_query($query);
		return true;
	}



	function deleteAll() {
		$query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
		$this->db->sql_query($query);
	}

	// Properties
	function getTableName()       { return $this->tablename; }
	function setTableName($value) { $this->tablename = $value; }
}
?>