ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
Public Member Functions | Protected Member Functions | Protected Attributes | Static Protected Attributes
pdoDB Class Reference
+ Collaboration diagram for pdoDB:

Public Member Functions

 __construct ()
 
 nextId ($table_name)
 
 createTable ($table_name, $fields)
 experimental.... More...
 
 addPrimaryKey ($table_name, $primary_keys)
 
 createSequence ($table_name)
 
 tableExists ($table_name)
 
 tableColumnExists ($table_name, $column_name)
 
 addTableColumn ($table_name, $column_name, $attributes)
 
 dropTable ($table_name)
 
 query ($query)
 
 fetchAll ($query_result)
 
 dropSequence ($table_name)
 
 dropTableColumn ($table_name, $column_name)
 
 renameTableColumn ($table_name, $column_old_name, $column_new_name)
 
 insert ($table_name, $values)
 
 fetchObject ($query_result)
 
 update ($table_name, $values, $where)
 
 manipulate ($query)
 
 fetchAssoc ($query_result)
 
 numRows ($query_result)
 
 quote ($value, $type)
 
 addIndex ($table_name, $index_name)
 

Protected Member Functions

 createTableFields ($fields)
 

Protected Attributes

 $pdo
 
 $type_to_mysql_type
 

Static Protected Attributes

static $staticPbo
 

Detailed Description

Definition at line 3 of file class.pdoDB.php.

Constructor & Destructor Documentation

◆ __construct()

pdoDB::__construct ( )

Definition at line 25 of file class.pdoDB.php.

25  {
26  $this->pdo = new PDO('mysql:host=localhost;dbname=test_db;charset=utf8', 'travis', '');
27  $this->pdo->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY, true);
28  $attr = PDO::MYSQL_ATTR_USE_BUFFERED_QUERY;
29  }

Member Function Documentation

◆ addIndex()

pdoDB::addIndex (   $table_name,
  $index_name 
)
Parameters
$table_name
$index_name
Returns
null

Definition at line 311 of file class.pdoDB.php.

311  {
312  return NULL;
313  }

◆ addPrimaryKey()

pdoDB::addPrimaryKey (   $table_name,
  $primary_keys 
)
Parameters
$table_namestring
$primary_keysarray

Definition at line 90 of file class.pdoDB.php.

90  {
91  $keys = implode($primary_keys);
92  $this->pdo->exec("ALTER TABLE $table_name ADD PRIMARY KEY ($keys)");
93  }

◆ addTableColumn()

pdoDB::addTableColumn (   $table_name,
  $column_name,
  $attributes 
)
Parameters
$table_namestring
$column_namestring
$attributesarray

Definition at line 138 of file class.pdoDB.php.

References array, and createTableFields().

138  {
139  $col = array( $column_name => $attributes );
140  $col_str = $this->createTableFields($col);
141  $this->pdo->exec("ALTER TABLE $$table_name ADD $$col_str");
142  }
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
pdoDB\createTableFields
createTableFields($fields)
Definition: class.pdoDB.php:71
+ Here is the call graph for this function:

◆ createSequence()

pdoDB::createSequence (   $table_name)
Parameters
$table_namestring

Definition at line 99 of file class.pdoDB.php.

99  {
100  //TODO
101  }

◆ createTable()

pdoDB::createTable (   $table_name,
  $fields 
)

experimental....

Parameters
$table_namestring
$fieldsarray

Definition at line 59 of file class.pdoDB.php.

References $query, and createTableFields().

59  {
60  $fields_query = $this->createTableFields($fields);
61  $query = "CREATE TABLE $table_name ($fields_query);";
62  $this->pdo->exec($query);
63  }
pdoDB\createTableFields
createTableFields($fields)
Definition: class.pdoDB.php:71
+ Here is the call graph for this function:

◆ createTableFields()

pdoDB::createTableFields (   $fields)
protected
Parameters
$fields
Returns
string

Definition at line 71 of file class.pdoDB.php.

References $query.

Referenced by addTableColumn(), and createTable().

71  {
72  $query = "";
73  foreach ($fields as $name => $field) {
74  $type = $this->type_to_mysql_type[$field['type']];
75  $length = $field['length'];
76  $primary = isset($field['is_primary']) && $field['is_primary'] ? "PRIMARY KEY" : "";
77  $notnull = isset($field['is_notnull']) && $field['is_notnull'] ? "NOT NULL" : "";
78  $sequence = isset($field['sequence']) && $field['sequence'] ? "AUTO_INCREMENT" : "";
79  $query .= "$name $type ($length) $sequence $primary $notnull,";
80  }
81 
82  return substr($query, 0, - 1);
83  }
+ Here is the caller graph for this function:

◆ dropSequence()

pdoDB::dropSequence (   $table_name)
Parameters
$table_namestring

Definition at line 179 of file class.pdoDB.php.

References tableExists().

179  {
180  $table_seq = $table_name . "_seq";
181  if ($this->tableExists($table_seq)) {
182  $this->pdo->exec("DROP TABLE $table_seq");
183  }
184  }
pdoDB\tableExists
tableExists($table_name)
Definition: class.pdoDB.php:109
+ Here is the call graph for this function:

◆ dropTable()

pdoDB::dropTable (   $table_name)
Parameters
$table_namestring

Definition at line 148 of file class.pdoDB.php.

148  {
149  $this->pdo->exec("DROP TABLE $table_name");
150  }

◆ dropTableColumn()

pdoDB::dropTableColumn (   $table_name,
  $column_name 
)
Parameters
$table_namestring
$column_namestring

Definition at line 191 of file class.pdoDB.php.

191  {
192  $this->pdo->exec("ALTER TABLE $$table_name DROP COLUMN $column_name");
193  }

◆ fetchAll()

pdoDB::fetchAll (   $query_result)
Parameters
$query_resultPDOStatement
Returns
array

Definition at line 171 of file class.pdoDB.php.

171  {
172  return $query_result->fetchAll($query_result);
173  }

◆ fetchAssoc()

pdoDB::fetchAssoc (   $query_result)
Parameters
$query_resultPDOStatement
Returns
mixed

Definition at line 271 of file class.pdoDB.php.

References $res.

271  {
272  $res = $query_result->fetch(PDO::FETCH_ASSOC);
273  if ($res == NULL) {
274  $query_result->closeCursor();
275 
276  return NULL;
277  }
278 
279  return $res;
280  }

◆ fetchObject()

pdoDB::fetchObject (   $query_result)
Parameters
$query_resultPDOStatement
Returns
mixed|null

Definition at line 225 of file class.pdoDB.php.

References $res.

225  {
226  $res = $query_result->fetchObject();
227  if ($res == NULL) {
228  $query_result->closeCursor();
229 
230  return NULL;
231  }
232 
233  return $res;
234  }

◆ insert()

pdoDB::insert (   $table_name,
  $values 
)
Parameters
$table_namestring
$values

Definition at line 210 of file class.pdoDB.php.

References array, and quote().

210  {
211  $real = array();
212  foreach ($values as $val) {
213  $real[] = $this->quote($val[1], $val[0]);
214  }
215  $values = implode(",", $real);
216  $this->pdo->exec("INSERT INTO $table_name VALUES ($values)");
217  }
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
pdoDB\quote
quote($value, $type)
Definition: class.pdoDB.php:299
+ Here is the call graph for this function:

◆ manipulate()

pdoDB::manipulate (   $query)
Parameters
$querystring

Definition at line 261 of file class.pdoDB.php.

References $query.

261  {
262  $this->pdo->exec($query);
263  }

◆ nextId()

pdoDB::nextId (   $table_name)
Parameters
$table_namestring
Returns
int

Definition at line 37 of file class.pdoDB.php.

References tableExists().

37  {
38  if ($this->tableExists($table_name . '_seq')) {
39  $table_seq = $table_name . '_seq';
40  $stmt = $this->pdo->prepare("SELECT * FROM $table_seq");
41  $stmt->execute();
42  $rows = $stmt->fetch(PDO::FETCH_ASSOC);
43  $stmt->closeCursor();
44 
45  return count($rows) ? 0 : $rows['seq'];
46  } else {
47  // return $this->pdo->lastInsertId($table_name) + 1;
48  return 0;
49  }
50  }
pdoDB\tableExists
tableExists($table_name)
Definition: class.pdoDB.php:109
+ Here is the call graph for this function:

◆ numRows()

pdoDB::numRows (   $query_result)
Parameters
$query_resultPDOStatement
Returns
int

Definition at line 288 of file class.pdoDB.php.

288  {
289  return $query_result->rowCount();
290  }

◆ query()

pdoDB::query (   $query)
Parameters
$querystring
Returns

Definition at line 158 of file class.pdoDB.php.

References $query, and $res.

158  {
159  $res = $this->pdo->query($query);
160  $err = $this->pdo->errorInfo();
161 
162  return $res;
163  }

◆ quote()

pdoDB::quote (   $value,
  $type 
)
Parameters
$value
$type
Returns
string

Definition at line 299 of file class.pdoDB.php.

Referenced by insert(), and update().

299  {
300  //TODO TYPE SENSITIVE.
301  return $this->pdo->quote($value);
302  }
+ Here is the caller graph for this function:

◆ renameTableColumn()

pdoDB::renameTableColumn (   $table_name,
  $column_old_name,
  $column_new_name 
)
Parameters
$table_namestring
$column_old_namestring
$column_new_namestring

Definition at line 201 of file class.pdoDB.php.

201  {
202  $this->pdo->exec("alter table $table_name change $column_old_name $column_new_name");
203  }

◆ tableColumnExists()

pdoDB::tableColumnExists (   $table_name,
  $column_name 
)
Parameters
$table_namestring
$column_namestring
Returns
bool

Definition at line 125 of file class.pdoDB.php.

125  {
126  $statement = $this->pdo->query("SHOW COLUMNS FROM $table_name WHERE Field = '$column_name'");
127  $statement != NULL ? $statement->closeCursor() : "";
128 
129  return $statement != NULL && $statement->rowCount() != 0;
130  }

◆ tableExists()

pdoDB::tableExists (   $table_name)
Parameters
$table_namestring
Returns
bool

Definition at line 109 of file class.pdoDB.php.

References $result, and array.

Referenced by dropSequence(), and nextId().

109  {
110  $result = $this->pdo->prepare("SHOW TABLES LIKE :table_name");
111  $result->execute(array( ':table_name' => $table_name ));
112  $return = $result->rowCount();
113  $result->closeCursor();
114 
115  return $return > 0;
116  }
$result
$result
Definition: CleanUpTest.php:407
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
+ Here is the caller graph for this function:

◆ update()

pdoDB::update (   $table_name,
  $values,
  $where 
)
Parameters
$table_namestring
$valuesarray
$wherearray

Definition at line 242 of file class.pdoDB.php.

References $query, and quote().

242  {
243  $query = "UPDATE $table_name SET ";
244  foreach ($values as $key => $val) {
245  $qval = $this->quote($val[1], $val[0]);
246  $query .= "$key=$qval,";
247  }
248  $query = substr($query, 0, - 1) . " WHERE ";
249  foreach ($where as $key => $val) {
250  $qval = $this->quote($val[1], $val[0]);
251  $query .= "$key=$qval,";
252  }
253  $query = substr($query, 0, - 1);
254  $this->pdo->exec($query);
255  }
pdoDB\quote
quote($value, $type)
Definition: class.pdoDB.php:299
+ Here is the call graph for this function:

Field Documentation

◆ $pdo

pdoDB::$pdo
protected

Definition at line 8 of file class.pdoDB.php.

◆ $staticPbo

pdoDB::$staticPbo
staticprotected

Definition at line 9 of file class.pdoDB.php.

◆ $type_to_mysql_type

pdoDB::$type_to_mysql_type
protected
Initial value:
= array(
'text' => 'VARCHAR',
'integer' => 'INT',
'float' => 'DOUBLE',
'date' => 'DATE',
'time' => 'TIME',
'datetime' => 'TIMESTAMP',
'clob' => 'LONGTEXT',
)

Definition at line 13 of file class.pdoDB.php.

The documentation for this class was generated from the following file: