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1 | <?php
|
1 | <?php
|
2 | 2 | ||
3 | namespace PointedEars\PHPX\Db; |
3 | namespace PointedEars\PHPX\Db; |
4 | 4 | ||
5 | require_once __DIR__ . '/../global.inc'; |
5 | require_once __DIR__ . '/../global.inc'; |
6 | 6 | ||
7 | /**
|
7 | /**
|
8 | * Generic database model class using PDO (PHP Data Objects)
|
8 | * Generic database model class using PDO (PHP Data Objects)
|
9 | *
|
9 | *
|
10 | * @property-read PDO $connection
|
10 | * @property-read PDO $connection
|
11 | * Database connection. Established on read access to this
|
11 | * Database connection. Established on read access to this
|
12 | * property if not yet established.
|
12 | * property if not yet established.
|
13 | * @property-read array $lastError
|
13 | * @property-read array $lastError
|
14 | * Last error information of the database operation.
|
14 | * Last error information of the database operation.
|
15 | * See {@link PDOStatement::errorInfo()}.
|
15 | * See {@link PDOStatement::errorInfo()}.
|
16 | * @property-read string $lastInsertId
|
16 | * @property-read string $lastInsertId
|
17 | * ID of the last inserted row, or the last value from a sequence object,
|
17 | * ID of the last inserted row, or the last value from a sequence object,
|
18 | * depending on the underlying driver. May not be supported by all databases.
|
18 | * depending on the underlying driver. May not be supported by all databases.
|
19 | * @property-read array $lastResult
|
19 | * @property-read array $lastResult
|
20 | * Last result of the database operation
|
20 | * Last result of the database operation
|
21 | * @property-read boolean $lastSuccess
|
21 | * @property-read boolean $lastSuccess
|
22 | * Last success value of the database operation
|
22 | * Last success value of the database operation
|
23 | * @author Thomas Lahn
|
23 | * @author Thomas Lahn
|
24 | */
|
24 | */
|
25 | class Database extends \PointedEars\PHPX\AbstractModel |
25 | class Database extends \PointedEars\PHPX\AbstractModel |
26 | {
|
26 | {
|
27 | /* Access properties */
|
27 | /* Access properties */
|
28 | 28 | ||
29 | /**
|
29 | /**
|
30 | * DSN of the database
|
30 | * DSN of the database
|
31 | * @var string
|
31 | * @var string
|
32 | */
|
32 | */
|
33 | protected $_dsn = ''; |
33 | protected $_dsn = ''; |
34 | 34 | ||
35 | /**
|
35 | /**
|
36 | * Username to access the database
|
36 | * Username to access the database
|
37 | * @var string
|
37 | * @var string
|
38 | */
|
38 | */
|
39 | protected $_username; |
39 | protected $_username; |
40 | 40 | ||
41 | /**
|
41 | /**
|
42 | * Password to access the database
|
42 | * Password to access the database
|
43 | * @var string
|
43 | * @var string
|
44 | */
|
44 | */
|
45 | protected $_password; |
45 | protected $_password; |
46 | 46 | ||
47 | /**
|
47 | /**
|
48 | * PDO driver-specific options
|
48 | * PDO driver-specific options
|
49 | * @var array
|
49 | * @var array
|
50 | */
|
50 | */
|
51 | protected $_options = array(); |
51 | protected $_options = array(); |
52 | 52 | ||
53 | /**
|
53 | /**
|
54 | * Database-specific string to use for quoting a name or value
|
54 | * Database-specific string to use for quoting a name or value
|
55 | * left-hand side (for security reasons and to prevent a name
|
55 | * left-hand side (for security reasons and to prevent a name
|
56 | * from being parsed as a keyword).
|
56 | * from being parsed as a keyword).
|
57 | * @var string
|
57 | * @var string
|
58 | */
|
58 | */
|
59 | protected $_leftQuote = ''; |
59 | protected $_leftQuote = ''; |
60 | 60 | ||
61 | /**
|
61 | /**
|
62 | * Database-specific string to use for quoting a name or value
|
62 | * Database-specific string to use for quoting a name or value
|
63 | * left-hand side (for security reasons and to prevent a name
|
63 | * left-hand side (for security reasons and to prevent a name
|
64 | * from being parsed as a keyword).
|
64 | * from being parsed as a keyword).
|
65 | * @var string
|
65 | * @var string
|
66 | */
|
66 | */
|
67 | protected $_rightQuote = ''; |
67 | protected $_rightQuote = ''; |
68 | 68 | ||
69 | /* Status properties */
|
69 | /* Status properties */
|
70 | 70 | ||
71 | /**
|
71 | /**
|
72 | * Database connection
|
72 | * Database connection
|
73 | * @var PDO
|
73 | * @var PDO
|
74 | */
|
74 | */
|
75 | protected $_connection; |
75 | protected $_connection; |
76 | 76 | ||
77 | /**
|
77 | /**
|
78 | * Last success value of the database operation
|
78 | * Last success value of the database operation
|
79 | * @var boolean
|
79 | * @var boolean
|
80 | */
|
80 | */
|
81 | protected $_lastSuccess; |
81 | protected $_lastSuccess; |
82 | 82 | ||
83 | /**
|
83 | /**
|
84 | * Last error information of the database operation
|
84 | * Last error information of the database operation
|
85 | * @var array
|
85 | * @var array
|
86 | */
|
86 | */
|
87 | protected $_lastError; |
87 | protected $_lastError; |
88 | 88 | ||
89 | /**
|
89 | /**
|
90 | * Last result of the database operation
|
90 | * Last result of the database operation
|
91 | * @var array
|
91 | * @var array
|
92 | */
|
92 | */
|
93 | protected $_lastResult; |
93 | protected $_lastResult; |
94 | 94 | ||
95 | /**
|
95 | /**
|
96 | * ID of the last inserted row, or the last value from a sequence object,
|
96 | * ID of the last inserted row, or the last value from a sequence object,
|
97 | * depending on the underlying driver. May not be supported by all databases.
|
97 | * depending on the underlying driver. May not be supported by all databases.
|
98 | * @var string
|
98 | * @var string
|
99 | */
|
99 | */
|
100 | protected $_lastInsertId = ''; |
100 | protected $_lastInsertId = ''; |
101 | 101 | ||
102 | /**
|
102 | /**
|
103 | * Creates a new <code>Database</code> instance.
|
103 | * Creates a new <code>Database</code> instance.
|
104 | *
|
104 | *
|
105 | * Each of the parameters is optional and can also be given
|
105 | * Each of the parameters is optional and can also be given
|
106 | * by a protected property where the parameter name is preceded
|
106 | * by a protected property where the parameter name is preceded
|
107 | * by <code>_</code>. Parameter values overwrite the default
|
107 | * by <code>_</code>. Parameter values overwrite the default
|
108 | * property values. It is recommended to use default property
|
108 | * property values. It is recommended to use default property
|
109 | * values of inheriting classes except for small applications
|
109 | * values of inheriting classes except for small applications
|
110 | * and testing purposes.
|
110 | * and testing purposes.
|
111 | *
|
111 | *
|
112 | * @param string $dsn
|
112 | * @param string $dsn
|
113 | * @param string $username
|
113 | * @param string $username
|
114 | * @param string $password
|
114 | * @param string $password
|
115 | * @param array $options
|
115 | * @param array $options
|
116 | * @see PDO::__construct()
|
116 | * @see PDO::__construct()
|
117 | */
|
117 | */
|
118 | public function __construct ($dsn = '', $username = null, |
118 | public function __construct ($dsn = '', $username = null, |
119 | $password = null, array $options = array()) |
119 | $password = null, array $options = array()) |
120 | {
|
120 | {
|
121 | if ($dsn !== '') |
121 | if ($dsn !== '') |
122 | {
|
122 | {
|
123 | $this->_dsn = $dsn; |
123 | $this->_dsn = $dsn; |
124 | }
|
124 | }
|
125 | 125 | ||
126 | if ($username !== null) |
126 | if ($username !== null) |
127 | {
|
127 | {
|
128 | $this->_username = $username; |
128 | $this->_username = $username; |
129 | }
|
129 | }
|
130 | 130 | ||
131 | if ($password !== null) |
131 | if ($password !== null) |
132 | {
|
132 | {
|
133 | $this->_password = $password; |
133 | $this->_password = $password; |
134 | }
|
134 | }
|
135 | 135 | ||
136 | if ($options) |
136 | if ($options) |
137 | {
|
137 | {
|
138 | $this->_options = $options; |
138 | $this->_options = $options; |
139 | }
|
139 | }
|
140 | }
|
140 | }
|
141 | 141 | ||
142 | /**
|
142 | /**
|
143 | * Reads the connection configuration for this database
|
143 | * Reads the connection configuration for this database
|
144 | * from the configuration file, application/.config
|
144 | * from the configuration file, application/.config
|
145 | *
|
145 | *
|
146 | * There must be an INI section named "database:" followed
|
146 | * There must be an INI section named "database:" followed
|
147 | * by the value of the <code>$_dbname</code> property
|
147 | * by the value of the <code>$_dbname</code> property
|
148 | * containing keys and values for the properties of the
|
148 | * containing keys and values for the properties of the
|
149 | * <code>Database</code> instance. Except for the key
|
149 | * <code>Database</code> instance. Except for the key
|
150 | * <code>dbname</code>, which allows for aliases, all
|
150 | * <code>dbname</code>, which allows for aliases, all
|
151 | * keys are ignored if the corresponding properties
|
151 | * keys are ignored if the corresponding properties
|
152 | * were set. That is, definitions in the class file
|
152 | * were set. That is, definitions in the class file
|
153 | * override those in the configuration file.
|
153 | * override those in the configuration file.
|
154 | *
|
154 | *
|
155 | * @return array|boolean
|
155 | * @return array|boolean
|
156 | * The configuration array if the configuration
|
156 | * The configuration array if the configuration
|
157 | * file could be read, <code>false</code> otherwise.
|
157 | * file could be read, <code>false</code> otherwise.
|
158 | */
|
158 | */
|
159 | public function readConfig () |
159 | public function readConfig () |
160 | {
|
160 | {
|
- | 161 | /* FIXME: Configuration file path should not be hardcoded */
|
|
161 | $config = parse_ini_file('application/.config', true); |
162 | $config = parse_ini_file('application/.config', true); |
162 | if ($config !== false) |
163 | if ($config !== false) |
163 | {
|
164 | {
|
164 | $section = 'database:' . $this->_dbname; |
165 | $section = 'database:' . $this->_dbname; |
165 | if (isset($config[$section])) |
166 | if (isset($config[$section])) |
166 | {
|
167 | {
|
167 | $dbconfig = $config[$section]; |
168 | $dbconfig = $config[$section]; |
168 | $options = array( |
169 | $options = array( |
169 | 'host', 'port', 'dbname', 'username', 'password', 'charset' |
170 | 'host', 'port', 'dbname', 'username', 'password', 'charset' |
170 | ); |
171 | ); |
171 | 172 | ||
172 | foreach ($options as $key) |
173 | foreach ($options as $key) |
173 | {
|
174 | {
|
174 | $property = "_$key"; |
175 | $property = "_$key"; |
175 | if (isset($dbconfig[$key]) |
176 | if (isset($dbconfig[$key]) |
176 | && $key == 'dbname' |
177 | && ($key == 'dbname' |
177 | || (property_exists($this, $property) |
178 | || (property_exists($this, $property) |
178 | && $this->$property === null)) |
179 | && $this->$property === null))) |
179 | {
|
180 | {
|
180 | $this->$property = $dbconfig[$key]; |
181 | $this->$property = $dbconfig[$key]; |
181 | }
|
182 | }
|
182 | }
|
183 | }
|
183 | - | ||
184 | return $config[$section]; |
- | |
185 | }
|
- | |
186 | }
|
- | |
187 | 184 | ||
- | 185 | return $config[$section]; |
|
- | 186 | }
|
|
- | 187 | }
|
|
- | 188 | ||
188 | return $config; |
189 | return $config; |
189 | }
|
190 | }
|
190 | 191 | ||
191 | /**
|
192 | /**
|
192 | * @return PDO
|
193 | * @return PDO
|
193 | */
|
194 | */
|
194 | public function getConnection () |
195 | public function getConnection () |
195 | {
|
196 | {
|
196 | if ($this->_connection === null) |
197 | if ($this->_connection === null) |
197 | {
|
198 | {
|
198 | $this->_connection = |
199 | $this->_connection = |
199 | new \PDO($this->_dsn, $this->_username, $this->_password, $this->_options); |
200 | new \PDO($this->_dsn, $this->_username, $this->_password, $this->_options); |
200 | }
|
201 | }
|
201 | 202 | ||
202 | return $this->_connection; |
203 | return $this->_connection; |
203 | }
|
204 | }
|
204 | 205 | ||
205 | /**
|
206 | /**
|
206 | * Creates a database according to the specified parameters
|
207 | * Creates a database according to the specified parameters
|
207 | *
|
208 | *
|
208 | * Should be overwritten and called by inheriting classes.
|
209 | * Should be overwritten and called by inheriting classes.
|
209 | *
|
210 | *
|
210 | * @param string $dsn
|
211 | * @param string $dsn
|
211 | * Connection DSN (required; must not include the database
|
212 | * Connection DSN (required; must not include the database
|
212 | * name).
|
213 | * name).
|
213 | * @param string $username = null
|
214 | * @param string $username = null
|
214 | * Connection username. The default is specified by the
|
215 | * Connection username. The default is specified by the
|
215 | * <code>$_username</code> property. Note that creating
|
216 | * <code>$_username</code> property. Note that creating
|
216 | * the database usually requires a user with more privileges
|
217 | * the database usually requires a user with more privileges
|
217 | * than the one accessing the database or its tables.
|
218 | * than the one accessing the database or its tables.
|
218 | * @param string $password = null
|
219 | * @param string $password = null
|
219 | * Connection password. The default is specified by the
|
220 | * Connection password. The default is specified by the
|
220 | * <code>$_password</code> property.
|
221 | * <code>$_password</code> property.
|
221 | * @param array? $options = null
|
222 | * @param array? $options = null
|
222 | * Connection options. The default is specified by the
|
223 | * Connection options. The default is specified by the
|
223 | * <code>$_options</code> property.
|
224 | * <code>$_options</code> property.
|
224 | * @param string $spec = null
|
225 | * @param string $spec = null
|
225 | * Additional database specifications, like character encoding
|
226 | * Additional database specifications, like character encoding
|
226 | * and collation.
|
227 | * and collation.
|
227 | * @param boolean $force = false
|
228 | * @param boolean $force = false
|
228 | * If a true-value, the database will be attempted to be
|
229 | * If a true-value, the database will be attempted to be
|
229 | * created even if there is a database of the name specified
|
230 | * created even if there is a database of the name specified
|
230 | * by the <code>$_dbname</code> property.
|
231 | * by the <code>$_dbname</code> property.
|
231 | * @return int
|
232 | * @return int
|
232 | * The number of rows affected by the CREATE DATABASE statement.
|
233 | * The number of rows affected by the CREATE DATABASE statement.
|
233 | * @see PDO::__construct()
|
234 | * @see PDO::__construct()
|
234 | * @see PDO::exec()
|
235 | * @see PDO::exec()
|
235 | */
|
236 | */
|
236 | public function create ($dsn, $username = null, $password = null, |
237 | public function create ($dsn, $username = null, $password = null, |
237 | array $options = null, $dbspec = null, $force = false) |
238 | array $options = null, $dbspec = null, $force = false) |
238 | {
|
239 | {
|
239 | $connection = new \PDO($dsn, |
240 | $connection = new \PDO($dsn, |
240 | $username !== null ? $username : $this->_username, |
241 | $username !== null ? $username : $this->_username, |
241 | $password !== null ? $password : $this->_password, |
242 | $password !== null ? $password : $this->_password, |
242 | $options !== null ? $options : $this->_options); |
243 | $options !== null ? $options : $this->_options); |
243 | 244 | ||
244 | $query = 'CREATE DATABASE' |
245 | $query = 'CREATE DATABASE' |
245 | . (!$force ? ' IF NOT EXISTS' : '') |
246 | . (!$force ? ' IF NOT EXISTS' : '') |
246 | . ' ' . $this->escapeName($this->_dbname) |
247 | . ' ' . $this->escapeName($this->_dbname) |
247 | . ($dbspec ? ' ' . $dbspec : ''); |
248 | . ($dbspec ? ' ' . $dbspec : ''); |
248 | 249 | ||
249 | return $connection->exec($query); |
250 | return $connection->exec($query); |
250 | }
|
251 | }
|
251 | 252 | ||
252 | /**
|
253 | /**
|
253 | * Maps column meta-information to a column definition.
|
254 | * Maps column meta-information to a column definition.
|
254 | *
|
255 | *
|
255 | * Should be overwritten and called by inheriting classes.
|
256 | * Should be overwritten and called by inheriting classes.
|
256 | *
|
257 | *
|
257 | * @todo
|
258 | * @todo
|
258 | * @param array $value
|
259 | * @param array $value
|
259 | * @param string $column_name
|
260 | * @param string $column_name
|
260 | * @return string
|
261 | * @return string
|
261 | */
|
262 | */
|
262 | protected function _columnDef (array $data, $column_name) |
263 | protected function _columnDef (array $data, $column_name) |
263 | {
|
264 | {
|
264 | $def = (isset($data['unsigned']) && $data['unsigned'] ? 'UNSIGNED ' : '') |
265 | $def = (isset($data['unsigned']) && $data['unsigned'] ? 'UNSIGNED ' : '') |
265 | . $data['type'] |
266 | . $data['type'] |
266 | . (isset($data['not_null']) && $data['not_null'] ? ' NOT NULL' : ' NULL') |
267 | . (isset($data['not_null']) && $data['not_null'] ? ' NOT NULL' : ' NULL') |
267 | . (isset($data['default']) && $data['default'] ? " DEFAULT {$data['default']}" : '') |
268 | . (isset($data['default']) && $data['default'] ? " DEFAULT {$data['default']}" : '') |
268 | . (isset($data['auto_inc']) && $data['auto_inc'] ? ' AUTO_INCREMENT' : '') |
269 | . (isset($data['auto_inc']) && $data['auto_inc'] ? ' AUTO_INCREMENT' : '') |
269 | . (isset($data['unique']) && $data['unique'] ? ' UNIQUE KEY' : '') |
270 | . (isset($data['unique']) && $data['unique'] ? ' UNIQUE KEY' : '') |
270 | . (isset($data['primary']) && $data['primary'] ? ' PRIMARY KEY' : '') |
271 | . (isset($data['primary']) && $data['primary'] ? ' PRIMARY KEY' : '') |
271 | . (isset($data['comment']) && $data['comment'] ? " COMMENT '{$data['comment']}'" : ''); |
272 | . (isset($data['comment']) && $data['comment'] ? " COMMENT '{$data['comment']}'" : ''); |
272 | 273 | ||
273 | return $this->escapeName($column_name) . ' ' . $def; |
274 | return $this->escapeName($column_name) . ' ' . $def; |
274 | }
|
275 | }
|
275 | 276 | ||
276 | /**
|
277 | /**
|
277 | * Creates a database table according to the specified parameters
|
278 | * Creates a database table according to the specified parameters
|
278 | *
|
279 | *
|
279 | * @todo
|
280 | * @todo
|
280 | * @param string $name
|
281 | * @param string $name
|
281 | * @param array $columns
|
282 | * @param array $columns
|
282 | * @param array $options = null
|
283 | * @param array $options = null
|
283 | * @return bool
|
284 | * @return bool
|
284 | * @see PDOStatement::execute()
|
285 | * @see PDOStatement::execute()
|
285 | */
|
286 | */
|
286 | public function createTable ($name, array $columns, array $options = null) |
287 | public function createTable ($name, array $columns, array $options = null) |
287 | {
|
288 | {
|
288 | $class = \get_class($this); |
289 | $class = \get_class($this); |
289 | $query = 'CREATE TABLE ' |
290 | $query = 'CREATE TABLE ' |
290 | . $this->escapeName($name) |
291 | . $this->escapeName($name) |
291 | . '(' |
292 | . '(' |
292 | . array_map(array($this, '_columnDef'), $columns, array_keys($columns)) . ')'; |
293 | . array_map(array($this, '_columnDef'), $columns, array_keys($columns)) . ')'; |
293 | 294 | ||
294 | $stmt = $this->prepare($query); |
295 | $stmt = $this->prepare($query); |
295 | 296 | ||
296 | /* DEBUG */
|
297 | /* DEBUG */
|
297 | if (defined('DEBUG') && DEBUG > 1) |
298 | if (defined('DEBUG') && DEBUG > 1) |
298 | {
|
299 | {
|
299 | debug(array( |
300 | debug(array( |
300 | 'query' => $query, |
301 | 'query' => $query, |
301 | )); |
302 | )); |
302 | }
|
303 | }
|
303 | 304 | ||
304 | $success =& $this->_lastSuccess; |
305 | $success =& $this->_lastSuccess; |
305 | $success = $stmt->execute(); |
306 | $success = $stmt->execute(); |
306 | 307 | ||
307 | $errorInfo =& $this->_lastError; |
308 | $errorInfo =& $this->_lastError; |
308 | $errorInfo = $stmt->errorInfo(); |
309 | $errorInfo = $stmt->errorInfo(); |
309 | 310 | ||
310 | $this->_resetLastInsertId(); |
311 | $this->_resetLastInsertId(); |
311 | 312 | ||
312 | $result =& $this->_lastResult; |
313 | $result =& $this->_lastResult; |
313 | $result = $stmt->fetchAll(); |
314 | $result = $stmt->fetchAll(); |
314 | 315 | ||
315 | if (defined('DEBUG') && DEBUG > 1) |
316 | if (defined('DEBUG') && DEBUG > 1) |
316 | {
|
317 | {
|
317 | debug(array( |
318 | debug(array( |
318 | '_lastSuccess' => $success, |
319 | '_lastSuccess' => $success, |
319 | '_lastError' => $errorInfo, |
320 | '_lastError' => $errorInfo, |
320 | '_lastResult' => $result |
321 | '_lastResult' => $result |
321 | )); |
322 | )); |
322 | }
|
323 | }
|
323 | 324 | ||
324 | return $success; |
325 | return $success; |
325 | }
|
326 | }
|
326 | 327 | ||
327 | /**
|
328 | /**
|
328 | * Initiates a transaction
|
329 | * Initiates a transaction
|
329 | *
|
330 | *
|
330 | * @return bool
|
331 | * @return bool
|
331 | * @see PDO::beginTransaction()
|
332 | * @see PDO::beginTransaction()
|
332 | */
|
333 | */
|
333 | public function beginTransaction() |
334 | public function beginTransaction() |
334 | {
|
335 | {
|
335 | return $this->connection->beginTransaction(); |
336 | return $this->connection->beginTransaction(); |
336 | }
|
337 | }
|
337 | 338 | ||
338 | /**
|
339 | /**
|
339 | * Rolls back a transaction
|
340 | * Rolls back a transaction
|
340 | *
|
341 | *
|
341 | * @return bool
|
342 | * @return bool
|
342 | * @see PDO::rollBack()
|
343 | * @see PDO::rollBack()
|
343 | */
|
344 | */
|
344 | public function rollBack() |
345 | public function rollBack() |
345 | {
|
346 | {
|
346 | return $this->connection->rollBack(); |
347 | return $this->connection->rollBack(); |
347 | }
|
348 | }
|
348 | 349 | ||
349 | /**
|
350 | /**
|
350 | * Commits a transaction
|
351 | * Commits a transaction
|
351 | *
|
352 | *
|
352 | * @return bool
|
353 | * @return bool
|
353 | * @see PDO::commit()
|
354 | * @see PDO::commit()
|
354 | */
|
355 | */
|
355 | public function commit() |
356 | public function commit() |
356 | {
|
357 | {
|
357 | return $this->connection->commit(); |
358 | return $this->connection->commit(); |
358 | }
|
359 | }
|
359 | 360 | ||
360 | /**
|
361 | /**
|
361 | * Prepares a statement for execution with the database
|
362 | * Prepares a statement for execution with the database
|
362 | * @param string $query
|
363 | * @param string $query
|
363 | */
|
364 | */
|
364 | public function prepare($query, array $driver_options = array()) |
365 | public function prepare($query, array $driver_options = array()) |
365 | {
|
366 | {
|
366 | return $this->connection->prepare($query, $driver_options); |
367 | return $this->connection->prepare($query, $driver_options); |
367 | }
|
368 | }
|
368 | 369 | ||
369 | /**
|
370 | /**
|
370 | * Returns the ID of the last inserted row, or the last value from
|
371 | * Returns the ID of the last inserted row, or the last value from
|
371 | * a sequence object, depending on the underlying driver.
|
372 | * a sequence object, depending on the underlying driver.
|
372 | *
|
373 | *
|
373 | * @return int
|
374 | * @return int
|
374 | */
|
375 | */
|
375 | public function getLastInsertId() |
376 | public function getLastInsertId() |
376 | {
|
377 | {
|
377 | return $this->_lastInsertId; |
378 | return $this->_lastInsertId; |
378 | }
|
379 | }
|
379 | 380 | ||
380 | /**
|
381 | /**
|
381 | * Escapes a database name so that it can be used in a query.
|
382 | * Escapes a database name so that it can be used in a query.
|
382 | *
|
383 | *
|
383 | * @param string $name
|
384 | * @param string $name
|
384 | * The name to be escaped
|
385 | * The name to be escaped
|
385 | * @return string
|
386 | * @return string
|
386 | * The escaped name
|
387 | * The escaped name
|
387 | */
|
388 | */
|
388 | public function escapeName($name) |
389 | public function escapeName($name) |
389 | {
|
390 | {
|
390 | return $this->_leftQuote . $name . $this->_rightQuote; |
391 | return $this->_leftQuote . $name . $this->_rightQuote; |
391 | }
|
392 | }
|
392 | 393 | ||
393 | /**
|
394 | /**
|
394 | * Determines if an array is associative (has not all integer keys).
|
395 | * Determines if an array is associative (has not all integer keys).
|
395 | *
|
396 | *
|
396 | * @author
|
397 | * @author
|
397 | * Algorithm courtesy of squirrel, <http://stackoverflow.com/a/5969617/855543>.
|
398 | * Algorithm courtesy of squirrel, <http://stackoverflow.com/a/5969617/855543>.
|
398 | * @param array $a
|
399 | * @param array $a
|
399 | * @return boolean
|
400 | * @return boolean
|
400 | * <code>true</code> if <var>$a</var> is associative,
|
401 | * <code>true</code> if <var>$a</var> is associative,
|
401 | * <code>false</code> otherwise
|
402 | * <code>false</code> otherwise
|
402 | */
|
403 | */
|
403 | protected function _isAssociativeArray(array $a) |
404 | protected function _isAssociativeArray(array $a) |
404 | {
|
405 | {
|
405 | for (reset($a); is_int(key($a)); next($a)); |
406 | for (reset($a); is_int(key($a)); next($a)); |
406 | return !is_null(key($a)); |
407 | return !is_null(key($a)); |
407 | }
|
408 | }
|
408 | 409 | ||
409 | /**
|
410 | /**
|
410 | * Escapes an associative array so that its string representation can be used
|
411 | * Escapes an associative array so that its string representation can be used
|
411 | * as list with table or column aliases in a query.
|
412 | * as list with table or column aliases in a query.
|
412 | *
|
413 | *
|
413 | * This method does not actually escape anything; it only inserts the
|
414 | * This method does not actually escape anything; it only inserts the
|
414 | * 'AS' keyword. It should be overridden by inheriting methods.
|
415 | * 'AS' keyword. It should be overridden by inheriting methods.
|
415 | *
|
416 | *
|
416 | * NOTE: This method intentionally does not check whether the array actually
|
417 | * NOTE: This method intentionally does not check whether the array actually
|
417 | * is associative.
|
418 | * is associative.
|
418 | *
|
419 | *
|
419 | * @param array &$array
|
420 | * @param array &$array
|
420 | * The array to be escaped
|
421 | * The array to be escaped
|
421 | * @return array
|
422 | * @return array
|
422 | * The escaped array
|
423 | * The escaped array
|
423 | */
|
424 | */
|
424 | protected function _escapeAliasArray(array &$array) |
425 | protected function _escapeAliasArray(array &$array) |
425 | {
|
426 | {
|
426 | foreach ($array as $column => &$value) |
427 | foreach ($array as $column => &$value) |
427 | {
|
428 | {
|
428 | $quotedColumn = $column; |
429 | $quotedColumn = $column; |
429 | if (strpos($column, $this->_leftQuote) === false |
430 | if (strpos($column, $this->_leftQuote) === false |
430 | && strpos($column, $this->_rightQuote) === false) |
431 | && strpos($column, $this->_rightQuote) === false) |
431 | {
|
432 | {
|
432 | $quotedColumn = $this->_leftQuote . $column . $this->_rightQuote; |
433 | $quotedColumn = $this->_leftQuote . $column . $this->_rightQuote; |
433 | }
|
434 | }
|
434 | 435 | ||
435 | $value = $value . ' AS ' . $quotedColumn; |
436 | $value = $value . ' AS ' . $quotedColumn; |
436 | }
|
437 | }
|
437 | 438 | ||
438 | return $array; |
439 | return $array; |
439 | }
|
440 | }
|
440 | 441 | ||
441 | /**
|
442 | /**
|
442 | * @param array $a
|
443 | * @param array $a
|
443 | * @param string $prefix
|
444 | * @param string $prefix
|
444 | */
|
445 | */
|
445 | private static function _expand(array $a, $prefix) |
446 | private static function _expand(array $a, $prefix) |
446 | {
|
447 | {
|
447 | $a2 = array(); |
448 | $a2 = array(); |
448 | 449 | ||
449 | foreach ($a as $key => $value) |
450 | foreach ($a as $key => $value) |
450 | {
|
451 | {
|
451 | $a2[] = ':' . $prefix . ($key + 1); |
452 | $a2[] = ':' . $prefix . ($key + 1); |
452 | }
|
453 | }
|
453 | 454 | ||
454 | return $a2; |
455 | return $a2; |
455 | }
|
456 | }
|
456 | 457 | ||
457 | /**
|
458 | /**
|
458 | * Escapes an associative array so that its string representation can be used
|
459 | * Escapes an associative array so that its string representation can be used
|
459 | * as value list in a query.
|
460 | * as value list in a query.
|
460 | *
|
461 | *
|
461 | * This method should be overridden by inheriting classes to escape
|
462 | * This method should be overridden by inheriting classes to escape
|
462 | * column names as fitting for the database schema they support. It is
|
463 | * column names as fitting for the database schema they support. It is
|
463 | * strongly recommended that the overriding methods call this method with
|
464 | * strongly recommended that the overriding methods call this method with
|
464 | * an appropriate <var>$escape</var> parameter, pass all other parameters
|
465 | * an appropriate <var>$escape</var> parameter, pass all other parameters
|
465 | * on unchanged, and return its return value.
|
466 | * on unchanged, and return its return value.
|
466 | *
|
467 | *
|
467 | * NOTE: Intentionally does not check whether the array actually is associative!
|
468 | * NOTE: Intentionally does not check whether the array actually is associative!
|
468 | *
|
469 | *
|
469 | * @param array &$array
|
470 | * @param array &$array
|
470 | * The array to be escaped
|
471 | * The array to be escaped
|
471 | * @param string $suffix
|
472 | * @param string $suffix
|
472 | * The string to be appended to the column name for the value placeholder.
|
473 | * The string to be appended to the column name for the value placeholder.
|
473 | * The default is the empty string.
|
474 | * The default is the empty string.
|
474 | * @param array $escape
|
475 | * @param array $escape
|
475 | * The strings to use left-hand side (index 0) and right-hand side (index 1)
|
476 | * The strings to use left-hand side (index 0) and right-hand side (index 1)
|
476 | * of the column name. The default is the empty string, respectively.
|
477 | * of the column name. The default is the empty string, respectively.
|
477 | * @return array
|
478 | * @return array
|
478 | * The escaped array
|
479 | * The escaped array
|
479 | */
|
480 | */
|
480 | protected function _escapeValueArray(array &$array, $suffix = '') |
481 | protected function _escapeValueArray(array &$array, $suffix = '') |
481 | {
|
482 | {
|
482 | $result = array(); |
483 | $result = array(); |
483 | 484 | ||
484 | foreach ($array as $column => $value) |
485 | foreach ($array as $column => $value) |
485 | {
|
486 | {
|
486 | $op = '='; |
487 | $op = '='; |
487 | $placeholder = ":{$column}"; |
488 | $placeholder = ":{$column}"; |
488 | 489 | ||
489 | if (is_array($value) && $this->_isAssociativeArray($value)) |
490 | if (is_array($value) && $this->_isAssociativeArray($value)) |
490 | {
|
491 | {
|
491 | reset($value); |
492 | reset($value); |
492 | $op = ' ' . key($value) . ' '; |
493 | $op = ' ' . key($value) . ' '; |
493 | 494 | ||
494 | $value = $value[key($value)]; |
495 | $value = $value[key($value)]; |
495 | }
|
496 | }
|
496 | 497 | ||
497 | if (is_array($value)) |
498 | if (is_array($value)) |
498 | {
|
499 | {
|
499 | $placeholder = '(' . implode(', ', self::_expand($value, $column)) . ')'; |
500 | $placeholder = '(' . implode(', ', self::_expand($value, $column)) . ')'; |
500 | }
|
501 | }
|
501 | 502 | ||
502 | $result[] = $this->_leftQuote . $column . $this->_rightQuote . "{$op}{$placeholder}{$suffix}"; |
503 | $result[] = $this->_leftQuote . $column . $this->_rightQuote . "{$op}{$placeholder}{$suffix}"; |
503 | }
|
504 | }
|
504 | 505 | ||
505 | return $result; |
506 | return $result; |
506 | }
|
507 | }
|
507 | 508 | ||
508 | /**
|
509 | /**
|
509 | * Constructs the WHERE part of a query
|
510 | * Constructs the WHERE part of a query
|
510 | *
|
511 | *
|
511 | * @param string|array $where
|
512 | * @param string|array $where
|
512 | * Condition
|
513 | * Condition
|
513 | * @param string $suffix
|
514 | * @param string $suffix
|
514 | * The string to be appended to the column name for the value placeholder,
|
515 | * The string to be appended to the column name for the value placeholder,
|
515 | * passed on to {@link Database::_escapeValueArray()}. The default is
|
516 | * passed on to {@link Database::_escapeValueArray()}. The default is
|
516 | * the empty string.
|
517 | * the empty string.
|
517 | * @return string
|
518 | * @return string
|
518 | * @see Database::_escapeValueArray()
|
519 | * @see Database::_escapeValueArray()
|
519 | */
|
520 | */
|
520 | protected function _where($where, $suffix = '') |
521 | protected function _where($where, $suffix = '') |
521 | {
|
522 | {
|
522 | if (!is_null($where)) |
523 | if (!is_null($where)) |
523 | {
|
524 | {
|
524 | if (is_array($where)) |
525 | if (is_array($where)) |
525 | {
|
526 | {
|
526 | if (count($where) < 1) |
527 | if (count($where) < 1) |
527 | {
|
528 | {
|
528 | return ''; |
529 | return ''; |
529 | }
|
530 | }
|
530 | 531 | ||
531 | if ($this->_isAssociativeArray($where)) |
532 | if ($this->_isAssociativeArray($where)) |
532 | {
|
533 | {
|
533 | $where = $this->_escapeValueArray($where, $suffix); |
534 | $where = $this->_escapeValueArray($where, $suffix); |
534 | }
|
535 | }
|
535 | 536 | ||
536 | $where = '(' . implode(') AND (', $where) . ')'; |
537 | $where = '(' . implode(') AND (', $where) . ')'; |
537 | }
|
538 | }
|
538 | 539 | ||
539 | return ' WHERE ' . $where; |
540 | return ' WHERE ' . $where; |
540 | }
|
541 | }
|
541 | 542 | ||
542 | return ''; |
543 | return ''; |
543 | }
|
544 | }
|
544 | 545 | ||
545 | /**
|
546 | /**
|
546 | * Selects data from one or more tables; the resulting records are stored
|
547 | * Selects data from one or more tables; the resulting records are stored
|
547 | * in the <code>result</code> property and returned as an associative array,
|
548 | * in the <code>result</code> property and returned as an associative array,
|
548 | * where the keys are the column (alias) names.
|
549 | * where the keys are the column (alias) names.
|
549 | *
|
550 | *
|
550 | * @param string|array[string] $tables Table(s) to select from
|
551 | * @param string|array[string] $tables Table(s) to select from
|
551 | * @param string|array[string] $columns Column(s) to select from (optional)
|
552 | * @param string|array[string] $columns Column(s) to select from (optional)
|
552 | * @param string|array $where Condition (optional)
|
553 | * @param string|array $where Condition (optional)
|
553 | * @param string $order Sort order (optional)
|
554 | * @param string $order Sort order (optional)
|
554 | * If provided, MUST start with ORDER BY or GROUP BY
|
555 | * If provided, MUST start with ORDER BY or GROUP BY
|
555 | * @param string $limit Limit (optional)
|
556 | * @param string $limit Limit (optional)
|
556 | * @param int $fetch_style
|
557 | * @param int $fetch_style
|
557 | * The mode that should be used for {@link PDOStatement::fetchAll()}.
|
558 | * The mode that should be used for {@link PDOStatement::fetchAll()}.
|
558 | * The default is {@link PDO::FETCH_ASSOC}.
|
559 | * The default is {@link PDO::FETCH_ASSOC}.
|
559 | * @return array
|
560 | * @return array
|
560 | * @see Database::prepare()
|
561 | * @see Database::prepare()
|
561 | * @see PDOStatement::fetchAll()
|
562 | * @see PDOStatement::fetchAll()
|
562 | */
|
563 | */
|
563 | public function select($tables, $columns = null, $where = null, |
564 | public function select($tables, $columns = null, $where = null, |
564 | $order = null, $limit = null, $fetch_style = \PDO::FETCH_ASSOC) |
565 | $order = null, $limit = null, $fetch_style = \PDO::FETCH_ASSOC) |
565 | {
|
566 | {
|
566 | if (is_null($columns)) |
567 | if (is_null($columns)) |
567 | {
|
568 | {
|
568 | $columns = array('*'); |
569 | $columns = array('*'); |
569 | }
|
570 | }
|
570 | 571 | ||
571 | if (is_array($columns)) |
572 | if (is_array($columns)) |
572 | {
|
573 | {
|
573 | if ($this->_isAssociativeArray($columns)) |
574 | if ($this->_isAssociativeArray($columns)) |
574 | {
|
575 | {
|
575 | $columns = $this->_escapeAliasArray($columns); |
576 | $columns = $this->_escapeAliasArray($columns); |
576 | }
|
577 | }
|
577 | 578 | ||
578 | $columns = implode(', ', $columns); |
579 | $columns = implode(', ', $columns); |
579 | }
|
580 | }
|
580 | 581 | ||
581 | if (is_array($tables)) |
582 | if (is_array($tables)) |
582 | {
|
583 | {
|
583 | if ($this->_isAssociativeArray($columns)) |
584 | if ($this->_isAssociativeArray($columns)) |
584 | {
|
585 | {
|
585 | $columns = $this->_escapeAliasArray($columns); |
586 | $columns = $this->_escapeAliasArray($columns); |
586 | }
|
587 | }
|
587 | 588 | ||
588 | $tables = implode(', ', $tables); |
589 | $tables = implode(', ', $tables); |
589 | }
|
590 | }
|
590 | 591 | ||
591 | $query = "SELECT {$columns} FROM {$tables}" . $this->_where($where); |
592 | $query = "SELECT {$columns} FROM {$tables}" . $this->_where($where); |
592 | 593 | ||
593 | if (!is_null($order)) |
594 | if (!is_null($order)) |
594 | {
|
595 | {
|
595 | if (is_array($order)) |
596 | if (is_array($order)) |
596 | {
|
597 | {
|
597 | $order = 'ORDER BY ' . implode(', ', $order); |
598 | $order = 'ORDER BY ' . implode(', ', $order); |
598 | }
|
599 | }
|
599 | 600 | ||
600 | $query .= " $order"; |
601 | $query .= " $order"; |
601 | }
|
602 | }
|
602 | 603 | ||
603 | if (!is_null($limit)) |
604 | if (!is_null($limit)) |
604 | {
|
605 | {
|
605 | $query .= " LIMIT $limit"; |
606 | $query .= " LIMIT $limit"; |
606 | }
|
607 | }
|
607 | 608 | ||
608 | $stmt = $this->prepare($query); |
609 | $stmt = $this->prepare($query); |
609 | 610 | ||
610 | $params = array(); |
611 | $params = array(); |
611 | 612 | ||
612 | if (is_array($where) && $this->_isAssociativeArray($where)) |
613 | if (is_array($where) && $this->_isAssociativeArray($where)) |
613 | {
|
614 | {
|
614 | /* FIXME: Export and reuse this */
|
615 | /* FIXME: Export and reuse this */
|
615 | foreach ($where as $column => $condition) |
616 | foreach ($where as $column => $condition) |
616 | {
|
617 | {
|
617 | /* TODO: Also handle function calls as keys */
|
618 | /* TODO: Also handle function calls as keys */
|
618 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
619 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
619 | {
|
620 | {
|
620 | reset($condition); |
621 | reset($condition); |
621 | $condition = $condition[key($condition)]; |
622 | $condition = $condition[key($condition)]; |
622 | 623 | ||
623 | if (is_array($condition)) |
624 | if (is_array($condition)) |
624 | {
|
625 | {
|
625 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
626 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
626 | {
|
627 | {
|
627 | $params[$param_name] = $condition[$param_index]; |
628 | $params[$param_name] = $condition[$param_index]; |
628 | }
|
629 | }
|
629 | }
|
630 | }
|
630 | }
|
631 | }
|
631 | else
|
632 | else
|
632 | {
|
633 | {
|
633 | $params[":{$column}"] = $condition; |
634 | $params[":{$column}"] = $condition; |
634 | }
|
635 | }
|
635 | }
|
636 | }
|
636 | }
|
637 | }
|
637 | 638 | ||
638 | /* DEBUG */
|
639 | /* DEBUG */
|
639 | if (defined('DEBUG') && DEBUG > 1) |
640 | if (defined('DEBUG') && DEBUG > 1) |
640 | {
|
641 | {
|
641 | debug(array( |
642 | debug(array( |
642 | 'query' => $query, |
643 | 'query' => $query, |
643 | 'params' => $params |
644 | 'params' => $params |
644 | )); |
645 | )); |
645 | }
|
646 | }
|
646 | 647 | ||
647 | $success =& $this->_lastSuccess; |
648 | $success =& $this->_lastSuccess; |
648 | $success = $stmt->execute($params); |
649 | $success = $stmt->execute($params); |
649 | 650 | ||
650 | $errorInfo =& $this->_lastError; |
651 | $errorInfo =& $this->_lastError; |
651 | $errorInfo = $stmt->errorInfo(); |
652 | $errorInfo = $stmt->errorInfo(); |
652 | 653 | ||
653 | $result =& $this->_lastResult; |
654 | $result =& $this->_lastResult; |
654 | $result = $stmt->fetchAll($fetch_style); |
655 | $result = $stmt->fetchAll($fetch_style); |
655 | 656 | ||
656 | if (defined('DEBUG') && DEBUG > 1) |
657 | if (defined('DEBUG') && DEBUG > 1) |
657 | {
|
658 | {
|
658 | debug(array( |
659 | debug(array( |
659 | '_lastSuccess' => $success, |
660 | '_lastSuccess' => $success, |
660 | '_lastError' => $errorInfo, |
661 | '_lastError' => $errorInfo, |
661 | '_lastResult' => $result |
662 | '_lastResult' => $result |
662 | )); |
663 | )); |
663 | }
|
664 | }
|
664 | 665 | ||
665 | return $result; |
666 | return $result; |
666 | }
|
667 | }
|
667 | 668 | ||
668 | /**
|
669 | /**
|
669 | * Sets and returns the ID of the last inserted row, or the last value from
|
670 | * Sets and returns the ID of the last inserted row, or the last value from
|
670 | * a sequence object, depending on the underlying driver.
|
671 | * a sequence object, depending on the underlying driver.
|
671 | *
|
672 | *
|
672 | * @param string $name
|
673 | * @param string $name
|
673 | * Name of the sequence object from which the ID should be returned.
|
674 | * Name of the sequence object from which the ID should be returned.
|
674 | * @return string
|
675 | * @return string
|
675 | */
|
676 | */
|
676 | protected function _setLastInsertId($name = null) |
677 | protected function _setLastInsertId($name = null) |
677 | {
|
678 | {
|
678 | return ($this->_lastInsertId = $this->connection->lastInsertId($name)); |
679 | return ($this->_lastInsertId = $this->connection->lastInsertId($name)); |
679 | }
|
680 | }
|
680 | 681 | ||
681 | /**
|
682 | /**
|
682 | * Resets the the ID of the last inserted row, or the last value from
|
683 | * Resets the the ID of the last inserted row, or the last value from
|
683 | * a sequence object, depending on the underlying driver.
|
684 | * a sequence object, depending on the underlying driver.
|
684 | *
|
685 | *
|
685 | * @return string
|
686 | * @return string
|
686 | * The default value
|
687 | * The default value
|
687 | */
|
688 | */
|
688 | protected function _resetLastInsertId() |
689 | protected function _resetLastInsertId() |
689 | {
|
690 | {
|
690 | return ($this->_lastInsertId = ''); |
691 | return ($this->_lastInsertId = ''); |
691 | }
|
692 | }
|
692 | 693 | ||
693 | /**
|
694 | /**
|
694 | * Updates one or more records
|
695 | * Updates one or more records
|
695 | *
|
696 | *
|
696 | * @param string|array $tables
|
697 | * @param string|array $tables
|
697 | * Table name
|
698 | * Table name
|
698 | * @param array $updates
|
699 | * @param array $updates
|
699 | * Associative array of column-value pairs
|
700 | * Associative array of column-value pairs
|
700 | * @param array|string $where
|
701 | * @param array|string $where
|
701 | * Only the records matching this condition are updated
|
702 | * Only the records matching this condition are updated
|
702 | * @return bool
|
703 | * @return bool
|
703 | * @see PDOStatement::execute()
|
704 | * @see PDOStatement::execute()
|
704 | */
|
705 | */
|
705 | public function update ($tables, array $updates, $where = null) |
706 | public function update ($tables, array $updates, $where = null) |
706 | {
|
707 | {
|
707 | if (!$tables) |
708 | if (!$tables) |
708 | {
|
709 | {
|
709 | throw new InvalidArgumentException('No table specified'); |
710 | throw new InvalidArgumentException('No table specified'); |
710 | }
|
711 | }
|
711 | 712 | ||
712 | if (is_array($tables)) |
713 | if (is_array($tables)) |
713 | {
|
714 | {
|
714 | $tables = implode(', ', $tables); |
715 | $tables = implode(', ', $tables); |
715 | }
|
716 | }
|
716 | 717 | ||
717 | if (!$updates) |
718 | if (!$updates) |
718 | {
|
719 | {
|
719 | throw new InvalidArgumentException('No values specified'); |
720 | throw new InvalidArgumentException('No values specified'); |
720 | }
|
721 | }
|
721 | 722 | ||
722 | $params = array(); |
723 | $params = array(); |
723 | 724 | ||
724 | if ($this->_isAssociativeArray($updates)) |
725 | if ($this->_isAssociativeArray($updates)) |
725 | {
|
726 | {
|
726 | foreach ($updates as $key => $condition) |
727 | foreach ($updates as $key => $condition) |
727 | {
|
728 | {
|
728 | $params[":{$key}"] = $condition; |
729 | $params[":{$key}"] = $condition; |
729 | }
|
730 | }
|
730 | }
|
731 | }
|
731 | 732 | ||
732 | $updates = implode(', ', $this->_escapeValueArray($updates)); |
733 | $updates = implode(', ', $this->_escapeValueArray($updates)); |
733 | 734 | ||
734 | /* TODO: Should escape table names with escapeName(), but what about aliases? */
|
735 | /* TODO: Should escape table names with escapeName(), but what about aliases? */
|
735 | $query = "UPDATE {$tables} SET {$updates}" . $this->_where($where, '2'); |
736 | $query = "UPDATE {$tables} SET {$updates}" . $this->_where($where, '2'); |
736 | 737 | ||
737 | $stmt = $this->prepare($query); |
738 | $stmt = $this->prepare($query); |
738 | 739 | ||
739 | if (is_array($where) && $this->_isAssociativeArray($where)) |
740 | if (is_array($where) && $this->_isAssociativeArray($where)) |
740 | {
|
741 | {
|
741 | foreach ($where as $column => $condition) |
742 | foreach ($where as $column => $condition) |
742 | {
|
743 | {
|
743 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
744 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
744 | {
|
745 | {
|
745 | reset($condition); |
746 | reset($condition); |
746 | $condition = $condition[key($condition)]; |
747 | $condition = $condition[key($condition)]; |
747 | 748 | ||
748 | if (is_array($condition)) |
749 | if (is_array($condition)) |
749 | {
|
750 | {
|
750 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
751 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
751 | {
|
752 | {
|
752 | $params[$param_name] = $condition[$param_index]; |
753 | $params[$param_name] = $condition[$param_index]; |
753 | }
|
754 | }
|
754 | }
|
755 | }
|
755 | }
|
756 | }
|
756 | else
|
757 | else
|
757 | {
|
758 | {
|
758 | $params[":{$column}2"] = $condition; |
759 | $params[":{$column}2"] = $condition; |
759 | }
|
760 | }
|
760 | }
|
761 | }
|
761 | }
|
762 | }
|
762 | 763 | ||
763 | /* DEBUG */
|
764 | /* DEBUG */
|
764 | if (defined('DEBUG') && DEBUG > 1) |
765 | if (defined('DEBUG') && DEBUG > 1) |
765 | {
|
766 | {
|
766 | debug(array( |
767 | debug(array( |
767 | 'query' => $query, |
768 | 'query' => $query, |
768 | 'params' => $params |
769 | 'params' => $params |
769 | )); |
770 | )); |
770 | }
|
771 | }
|
771 | 772 | ||
772 | $success =& $this->_lastSuccess; |
773 | $success =& $this->_lastSuccess; |
773 | $success = $stmt->execute($params); |
774 | $success = $stmt->execute($params); |
774 | 775 | ||
775 | $errorInfo =& $this->_lastError; |
776 | $errorInfo =& $this->_lastError; |
776 | $errorInfo = $stmt->errorInfo(); |
777 | $errorInfo = $stmt->errorInfo(); |
777 | 778 | ||
778 | $this->_resetLastInsertId(); |
779 | $this->_resetLastInsertId(); |
779 | 780 | ||
780 | $result =& $this->_lastResult; |
781 | $result =& $this->_lastResult; |
781 | $result = $stmt->fetchAll(); |
782 | $result = $stmt->fetchAll(); |
782 | 783 | ||
783 | if (defined('DEBUG') && DEBUG > 1) |
784 | if (defined('DEBUG') && DEBUG > 1) |
784 | {
|
785 | {
|
785 | debug(array( |
786 | debug(array( |
786 | '_lastSuccess' => $success, |
787 | '_lastSuccess' => $success, |
787 | '_lastError' => $errorInfo, |
788 | '_lastError' => $errorInfo, |
788 | '_lastResult' => $result |
789 | '_lastResult' => $result |
789 | )); |
790 | )); |
790 | }
|
791 | }
|
791 | 792 | ||
792 | return $success; |
793 | return $success; |
793 | }
|
794 | }
|
794 | 795 | ||
795 | /**
|
796 | /**
|
796 | * Inserts a record into a table.<p>The AUTO_INCREMENT value of the inserted
|
797 | * Inserts a record into a table.<p>The AUTO_INCREMENT value of the inserted
|
797 | * row, if any (> 0), is stored in the {@link $lastInsertId} property of
|
798 | * row, if any (> 0), is stored in the {@link $lastInsertId} property of
|
798 | * the <code>Database</code> instance.</p>
|
799 | * the <code>Database</code> instance.</p>
|
799 | *
|
800 | *
|
800 | * @param string $table
|
801 | * @param string $table
|
801 | * Table name
|
802 | * Table name
|
802 | * @param array|string $values
|
803 | * @param array|string $values
|
803 | * Associative array of column-value pairs, indexed array,
|
804 | * Associative array of column-value pairs, indexed array,
|
804 | * or comma-separated list of values. If <var>$values</var> is not
|
805 | * or comma-separated list of values. If <var>$values</var> is not
|
805 | * an associative array, <var>$cols</var> must be passed if the
|
806 | * an associative array, <var>$cols</var> must be passed if the
|
806 | * values are not in column order (see below).
|
807 | * values are not in column order (see below).
|
807 | * @param array|string $cols
|
808 | * @param array|string $cols
|
808 | * Indexed array, or comma-separated list of column names.
|
809 | * Indexed array, or comma-separated list of column names.
|
809 | * Needs only be passed if <var>$values</var> is not an associative array
|
810 | * Needs only be passed if <var>$values</var> is not an associative array
|
810 | * and the values are not in column order (default: <code>null</code>);
|
811 | * and the values are not in column order (default: <code>null</code>);
|
811 | * is ignored otherwise. <strong>You SHOULD NOT rely on column order.</strong>
|
812 | * is ignored otherwise. <strong>You SHOULD NOT rely on column order.</strong>
|
812 | * @return bool
|
813 | * @return bool
|
813 | * @see PDOStatement::execute()
|
814 | * @see PDOStatement::execute()
|
814 | */
|
815 | */
|
815 | public function insert ($table, $values, $cols = null) |
816 | public function insert ($table, $values, $cols = null) |
816 | {
|
817 | {
|
817 | if ($cols != null) |
818 | if ($cols != null) |
818 | {
|
819 | {
|
819 | $cols = ' (' |
820 | $cols = ' (' |
820 | . (is_array($cols) |
821 | . (is_array($cols) |
821 | ? implode(', ', array_map(array($this, 'escapeName'), $cols)) |
822 | ? implode(', ', array_map(array($this, 'escapeName'), $cols)) |
822 | : $cols) . ')'; |
823 | : $cols) . ')'; |
823 | }
|
824 | }
|
824 | else
|
825 | else
|
825 | {
|
826 | {
|
826 | $cols = ''; |
827 | $cols = ''; |
827 | }
|
828 | }
|
828 | 829 | ||
829 | /* DEBUG */
|
830 | /* DEBUG */
|
830 | if (defined('DEBUG') && DEBUG > 2) |
831 | if (defined('DEBUG') && DEBUG > 2) |
831 | {
|
832 | {
|
832 | debug(array('values' => $values)); |
833 | debug(array('values' => $values)); |
833 | }
|
834 | }
|
834 | 835 | ||
835 | $params = array(); |
836 | $params = array(); |
836 | 837 | ||
837 | if (is_array($values)) |
838 | if (is_array($values)) |
838 | {
|
839 | {
|
839 | if ($this->_isAssociativeArray($values)) |
840 | if ($this->_isAssociativeArray($values)) |
840 | {
|
841 | {
|
841 | foreach ($values as $key => $condition) |
842 | foreach ($values as $key => $condition) |
842 | {
|
843 | {
|
843 | $params[":{$key}"] = $condition; |
844 | $params[":{$key}"] = $condition; |
844 | }
|
845 | }
|
845 | 846 | ||
846 | $values = $this->_escapeValueArray($values); |
847 | $values = $this->_escapeValueArray($values); |
847 | 848 | ||
848 | $cols = ''; |
849 | $cols = ''; |
849 | $values = 'SET ' . implode(', ', $values); |
850 | $values = 'SET ' . implode(', ', $values); |
850 | }
|
851 | }
|
851 | else
|
852 | else
|
852 | {
|
853 | {
|
853 | foreach ($values as &$value) |
854 | foreach ($values as &$value) |
854 | {
|
855 | {
|
855 | if (is_string($value)) |
856 | if (is_string($value)) |
856 | {
|
857 | {
|
857 | $value = "'" . $value . "'"; |
858 | $value = "'" . $value . "'"; |
858 | }
|
859 | }
|
859 | }
|
860 | }
|
860 | 861 | ||
861 | $values = 'VALUES (' . implode(', ', $values) . ')'; |
862 | $values = 'VALUES (' . implode(', ', $values) . ')'; |
862 | }
|
863 | }
|
863 | }
|
864 | }
|
864 | 865 | ||
865 | /* TODO: Should escape table names with escapeName(), but what about aliases? */
|
866 | /* TODO: Should escape table names with escapeName(), but what about aliases? */
|
866 | $query = "INSERT INTO {$table} {$cols} {$values}"; |
867 | $query = "INSERT INTO {$table} {$cols} {$values}"; |
867 | 868 | ||
868 | $stmt = $this->prepare($query); |
869 | $stmt = $this->prepare($query); |
869 | 870 | ||
870 | /* DEBUG */
|
871 | /* DEBUG */
|
871 | if (defined('DEBUG') && DEBUG > 1) |
872 | if (defined('DEBUG') && DEBUG > 1) |
872 | {
|
873 | {
|
873 | debug(array( |
874 | debug(array( |
874 | 'query' => $query, |
875 | 'query' => $query, |
875 | 'params' => $params |
876 | 'params' => $params |
876 | )); |
877 | )); |
877 | }
|
878 | }
|
878 | 879 | ||
879 | $success =& $this->_lastSuccess; |
880 | $success =& $this->_lastSuccess; |
880 | $success = $stmt->execute($params); |
881 | $success = $stmt->execute($params); |
881 | 882 | ||
882 | $errorInfo =& $this->_lastError; |
883 | $errorInfo =& $this->_lastError; |
883 | $errorInfo = $stmt->errorInfo(); |
884 | $errorInfo = $stmt->errorInfo(); |
884 | 885 | ||
885 | $this->_setLastInsertId(); |
886 | $this->_setLastInsertId(); |
886 | 887 | ||
887 | $result =& $this->_lastResult; |
888 | $result =& $this->_lastResult; |
888 | $result = $stmt->fetchAll(); |
889 | $result = $stmt->fetchAll(); |
889 | 890 | ||
890 | if (defined('DEBUG') && DEBUG > 1) |
891 | if (defined('DEBUG') && DEBUG > 1) |
891 | {
|
892 | {
|
892 | debug(array( |
893 | debug(array( |
893 | '_lastSuccess' => $success, |
894 | '_lastSuccess' => $success, |
894 | '_lastError' => $errorInfo, |
895 | '_lastError' => $errorInfo, |
895 | '_lastInsertId' => $this->_lastInsertId, |
896 | '_lastInsertId' => $this->_lastInsertId, |
896 | '_lastResult' => $result |
897 | '_lastResult' => $result |
897 | )); |
898 | )); |
898 | }
|
899 | }
|
899 | 900 | ||
900 | return $success; |
901 | return $success; |
901 | }
|
902 | }
|
902 | 903 | ||
903 | /**
|
904 | /**
|
904 | * Retrieves all rows from a table
|
905 | * Retrieves all rows from a table
|
905 | *
|
906 | *
|
906 | * @param int[optional] $fetch_style
|
907 | * @param int[optional] $fetch_style
|
907 | * @param int[optional] $column_index
|
908 | * @param int[optional] $column_index
|
908 | * @param array[optional] $ctor_args
|
909 | * @param array[optional] $ctor_args
|
909 | * @return array
|
910 | * @return array
|
910 | * @see PDOStatement::fetchAll()
|
911 | * @see PDOStatement::fetchAll()
|
911 | */
|
912 | */
|
912 | public function fetchAll($table, $fetch_style = null, $column_index = null, array $ctor_args = null) |
913 | public function fetchAll($table, $fetch_style = null, $column_index = null, array $ctor_args = null) |
913 | {
|
914 | {
|
914 | /* NOTE: Cannot use table name as statement parameter */
|
915 | /* NOTE: Cannot use table name as statement parameter */
|
915 | $stmt = $this->prepare("SELECT * FROM $table"); |
916 | $stmt = $this->prepare("SELECT * FROM $table"); |
916 | $this->_lastSuccess = $stmt->execute(); |
917 | $this->_lastSuccess = $stmt->execute(); |
917 | 918 | ||
918 | $this->_lastError = $stmt->errorInfo(); |
919 | $this->_lastError = $stmt->errorInfo(); |
919 | 920 | ||
920 | $result =& $this->_lastResult; |
921 | $result =& $this->_lastResult; |
921 | 922 | ||
922 | if (is_null($fetch_style)) |
923 | if (is_null($fetch_style)) |
923 | {
|
924 | {
|
924 | $fetch_style = \PDO::FETCH_ASSOC; |
925 | $fetch_style = \PDO::FETCH_ASSOC; |
925 | }
|
926 | }
|
926 | 927 | ||
927 | if (!is_null($ctor_args)) |
928 | if (!is_null($ctor_args)) |
928 | {
|
929 | {
|
929 | $result = $stmt->fetchAll($fetch_style, $column_index, $ctor_args); |
930 | $result = $stmt->fetchAll($fetch_style, $column_index, $ctor_args); |
930 | }
|
931 | }
|
931 | else if (!is_null($column_index)) |
932 | else if (!is_null($column_index)) |
932 | {
|
933 | {
|
933 | $result = $stmt->fetchAll($fetch_style, $column_index); |
934 | $result = $stmt->fetchAll($fetch_style, $column_index); |
934 | }
|
935 | }
|
935 | else if (!is_null($fetch_style)) |
936 | else if (!is_null($fetch_style)) |
936 | {
|
937 | {
|
937 | $result = $stmt->fetchAll($fetch_style); |
938 | $result = $stmt->fetchAll($fetch_style); |
938 | }
|
939 | }
|
939 | else
|
940 | else
|
940 | {
|
941 | {
|
941 | $result = $stmt->fetchAll(); |
942 | $result = $stmt->fetchAll(); |
942 | }
|
943 | }
|
943 | 944 | ||
944 | return $result; |
945 | return $result; |
945 | }
|
946 | }
|
946 | 947 | ||
947 | /**
|
948 | /**
|
948 | * Deletes one or more records
|
949 | * Deletes one or more records
|
949 | *
|
950 | *
|
950 | * @param string|array $tables
|
951 | * @param string|array $tables
|
951 | * Table name(s)
|
952 | * Table name(s)
|
952 | * @param array|string $where
|
953 | * @param array|string $where
|
953 | * Only the records matching this condition are deleted
|
954 | * Only the records matching this condition are deleted
|
954 | * @return bool
|
955 | * @return bool
|
955 | * @see PDOStatement::execute()
|
956 | * @see PDOStatement::execute()
|
956 | */
|
957 | */
|
957 | public function delete($tables, $where = null) |
958 | public function delete($tables, $where = null) |
958 | {
|
959 | {
|
959 | if (!$tables) |
960 | if (!$tables) |
960 | {
|
961 | {
|
961 | throw new InvalidArgumentException('No table specified'); |
962 | throw new InvalidArgumentException('No table specified'); |
962 | }
|
963 | }
|
963 | 964 | ||
964 | if (is_array($tables)) |
965 | if (is_array($tables)) |
965 | {
|
966 | {
|
966 | $tables = implode(', ', $tables); |
967 | $tables = implode(', ', $tables); |
967 | }
|
968 | }
|
968 | 969 | ||
969 | $params = array(); |
970 | $params = array(); |
970 | 971 | ||
971 | $query = "DELETE FROM {$tables}" . $this->_where($where); |
972 | $query = "DELETE FROM {$tables}" . $this->_where($where); |
972 | 973 | ||
973 | $stmt = $this->prepare($query); |
974 | $stmt = $this->prepare($query); |
974 | 975 | ||
975 | if ($this->_isAssociativeArray($where)) |
976 | if ($this->_isAssociativeArray($where)) |
976 | {
|
977 | {
|
977 | foreach ($where as $column => $condition) |
978 | foreach ($where as $column => $condition) |
978 | {
|
979 | {
|
979 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
980 | if (is_array($condition) && $this->_isAssociativeArray($condition)) |
980 | {
|
981 | {
|
981 | reset($condition); |
982 | reset($condition); |
982 | $condition = $condition[key($condition)]; |
983 | $condition = $condition[key($condition)]; |
983 | 984 | ||
984 | if (is_array($condition)) |
985 | if (is_array($condition)) |
985 | {
|
986 | {
|
986 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
987 | foreach (self::_expand($condition, $column) as $param_index => $param_name) |
987 | {
|
988 | {
|
988 | $params[$param_name] = $condition[$param_index]; |
989 | $params[$param_name] = $condition[$param_index]; |
989 | }
|
990 | }
|
990 | }
|
991 | }
|
991 | }
|
992 | }
|
992 | else
|
993 | else
|
993 | {
|
994 | {
|
994 | $params[":{$column}"] = $condition; |
995 | $params[":{$column}"] = $condition; |
995 | }
|
996 | }
|
996 | }
|
997 | }
|
997 | }
|
998 | }
|
998 | 999 | ||
999 | /* DEBUG */
|
1000 | /* DEBUG */
|
1000 | if (defined('DEBUG') && DEBUG > 1) |
1001 | if (defined('DEBUG') && DEBUG > 1) |
1001 | {
|
1002 | {
|
1002 | debug(array( |
1003 | debug(array( |
1003 | 'query' => $query, |
1004 | 'query' => $query, |
1004 | 'params' => $params |
1005 | 'params' => $params |
1005 | )); |
1006 | )); |
1006 | }
|
1007 | }
|
1007 | 1008 | ||
1008 | $success =& $this->_lastSuccess; |
1009 | $success =& $this->_lastSuccess; |
1009 | $success = $stmt->execute($params); |
1010 | $success = $stmt->execute($params); |
1010 | 1011 | ||
1011 | $result =& $this->_lastResult; |
1012 | $result =& $this->_lastResult; |
1012 | $result = $stmt->fetchAll(); |
1013 | $result = $stmt->fetchAll(); |
1013 | 1014 | ||
1014 | $errorInfo =& $this->_lastError; |
1015 | $errorInfo =& $this->_lastError; |
1015 | $errorInfo = $stmt->errorInfo(); |
1016 | $errorInfo = $stmt->errorInfo(); |
1016 | 1017 | ||
1017 | if (defined('DEBUG') && DEBUG > 1) |
1018 | if (defined('DEBUG') && DEBUG > 1) |
1018 | {
|
1019 | {
|
1019 | debug(array( |
1020 | debug(array( |
1020 | '_lastSuccess' => $success, |
1021 | '_lastSuccess' => $success, |
1021 | '_lastError' => $errorInfo, |
1022 | '_lastError' => $errorInfo, |
1022 | '_lastResult' => $result |
1023 | '_lastResult' => $result |
1023 | )); |
1024 | )); |
1024 | }
|
1025 | }
|
1025 | 1026 | ||
1026 | return $success; |
1027 | return $success; |
1027 | }
|
1028 | }
|
1028 | }
|
1029 | }
|