1 | <?php |
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2 | /* |
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3 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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4 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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5 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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6 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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7 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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8 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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9 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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10 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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11 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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12 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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13 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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14 | * |
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15 | * This software consists of voluntary contributions made by many individuals |
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16 | * and is licensed under the MIT license. For more information, see |
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17 | * <http://www.doctrine-project.org>. |
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18 | */ |
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19 | |||||||
20 | namespace Doctrine\DBAL\Driver\IBMDB2; |
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21 | |||||||
22 | use Doctrine\DBAL\Driver\Statement; |
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23 | use Doctrine\DBAL\Driver\StatementIterator; |
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24 | |||||||
25 | class DB2Statement implements \IteratorAggregate, Statement |
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26 | { |
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27 | /** |
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28 | * @var resource |
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29 | */ |
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30 | private $_stmt; |
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31 | |||||||
32 | /** |
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33 | * @var array |
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34 | */ |
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35 | private $_bindParam = []; |
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36 | |||||||
37 | /** |
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38 | * @var string Name of the default class to instantiate when fetch mode is \PDO::FETCH_CLASS. |
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39 | */ |
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40 | private $defaultFetchClass = '\stdClass'; |
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41 | |||||||
42 | /** |
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43 | * @var string Constructor arguments for the default class to instantiate when fetch mode is \PDO::FETCH_CLASS. |
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44 | */ |
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45 | private $defaultFetchClassCtorArgs = []; |
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46 | |||||||
47 | /** |
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48 | * @var integer |
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49 | */ |
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50 | private $_defaultFetchMode = \PDO::FETCH_BOTH; |
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51 | |||||||
52 | /** |
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53 | * Indicates whether the statement is in the state when fetching results is possible |
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54 | * |
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55 | * @var bool |
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56 | */ |
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57 | private $result = false; |
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58 | |||||||
59 | /** |
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60 | * DB2_BINARY, DB2_CHAR, DB2_DOUBLE, or DB2_LONG |
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61 | * |
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62 | * @var array |
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63 | */ |
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64 | static private $_typeMap = [ |
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65 | \PDO::PARAM_INT => DB2_LONG, |
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66 | \PDO::PARAM_STR => DB2_CHAR, |
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67 | ]; |
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68 | |||||||
69 | /** |
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70 | * @param resource $stmt |
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71 | */ |
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72 | public function __construct($stmt) |
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73 | { |
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74 | $this->_stmt = $stmt; |
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75 | } |
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76 | |||||||
77 | /** |
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78 | * {@inheritdoc} |
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79 | */ |
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80 | public function bindValue($param, $value, $type = null) |
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81 | { |
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82 | return $this->bindParam($param, $value, $type); |
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83 | } |
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84 | |||||||
85 | /** |
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86 | * {@inheritdoc} |
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87 | */ |
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88 | public function bindParam($column, &$variable, $type = null, $length = null) |
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89 | { |
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90 | $this->_bindParam[$column] =& $variable; |
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91 | |||||||
92 | if ($type && isset(self::$_typeMap[$type])) { |
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93 | $type = self::$_typeMap[$type]; |
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94 | } else { |
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95 | $type = DB2_CHAR; |
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96 | } |
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97 | |||||||
98 | if (!db2_bind_param($this->_stmt, $column, "variable", DB2_PARAM_IN, $type)) { |
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99 | throw new DB2Exception(db2_stmt_errormsg()); |
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100 | } |
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101 | |||||||
102 | return true; |
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103 | } |
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104 | |||||||
105 | /** |
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106 | * {@inheritdoc} |
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107 | */ |
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108 | public function closeCursor() |
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109 | { |
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110 | if ( ! $this->_stmt) { |
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111 | return false; |
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112 | } |
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113 | |||||||
114 | $this->_bindParam = []; |
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115 | |||||||
116 | if (!db2_free_result($this->_stmt)) { |
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117 | return false; |
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118 | } |
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119 | |||||||
120 | $this->result = false; |
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121 | |||||||
122 | return true; |
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123 | } |
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124 | |||||||
125 | /** |
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126 | * {@inheritdoc} |
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127 | */ |
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128 | public function columnCount() |
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129 | { |
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130 | if ( ! $this->_stmt) { |
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131 | return false; |
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132 | } |
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133 | |||||||
134 | return db2_num_fields($this->_stmt); |
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135 | } |
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136 | |||||||
137 | /** |
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138 | * {@inheritdoc} |
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139 | */ |
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140 | public function errorCode() |
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141 | { |
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142 | return db2_stmt_error(); |
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143 | } |
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144 | |||||||
145 | /** |
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146 | * {@inheritdoc} |
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147 | */ |
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148 | public function errorInfo() |
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149 | { |
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150 | return [ |
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151 | db2_stmt_errormsg(), |
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0 ignored issues
–
show
Bug
introduced
by
![]() |
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152 | db2_stmt_error(), |
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0 ignored issues
–
show
The function
db2_stmt_error was not found. Maybe you did not declare it correctly or list all dependencies?
(
Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the
![]() |
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153 | ]; |
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154 | } |
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155 | |||||||
156 | /** |
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157 | * {@inheritdoc} |
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158 | */ |
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159 | public function execute($params = null) |
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160 | { |
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161 | if ( ! $this->_stmt) { |
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162 | return false; |
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163 | } |
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164 | |||||||
165 | if ($params === null) { |
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166 | ksort($this->_bindParam); |
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167 | |||||||
168 | $params = []; |
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169 | |||||||
170 | foreach ($this->_bindParam as $column => $value) { |
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171 | $params[] = $value; |
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172 | } |
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173 | } |
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174 | |||||||
175 | $retval = @db2_execute($this->_stmt, $params); |
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176 | |||||||
177 | if ($retval === false) { |
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178 | throw new DB2Exception(db2_stmt_errormsg()); |
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179 | } |
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180 | |||||||
181 | $this->result = true; |
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182 | |||||||
183 | return $retval; |
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184 | } |
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185 | |||||||
186 | /** |
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187 | * {@inheritdoc} |
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188 | */ |
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189 | View Code Duplication | public function setFetchMode($fetchMode, $arg2 = null, $arg3 = null) |
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190 | { |
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191 | $this->_defaultFetchMode = $fetchMode; |
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192 | $this->defaultFetchClass = $arg2 ? $arg2 : $this->defaultFetchClass; |
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193 | $this->defaultFetchClassCtorArgs = $arg3 ? (array) $arg3 : $this->defaultFetchClassCtorArgs; |
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194 | |||||||
195 | return true; |
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196 | } |
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197 | |||||||
198 | /** |
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199 | * {@inheritdoc} |
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200 | */ |
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201 | public function getIterator() |
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202 | { |
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203 | return new StatementIterator($this); |
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204 | } |
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205 | |||||||
206 | /** |
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207 | * {@inheritdoc} |
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208 | */ |
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209 | View Code Duplication | public function fetch($fetchMode = null, $cursorOrientation = \PDO::FETCH_ORI_NEXT, $cursorOffset = 0) |
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0 ignored issues
–
show
This method seems to be duplicated in your project.
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. ![]() |
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210 | { |
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211 | // do not try fetching from the statement if it's not expected to contain result |
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212 | // in order to prevent exceptional situation |
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213 | if (!$this->result) { |
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214 | return false; |
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215 | } |
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216 | |||||||
217 | $fetchMode = $fetchMode ?: $this->_defaultFetchMode; |
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218 | switch ($fetchMode) { |
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219 | case \PDO::FETCH_BOTH: |
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220 | return db2_fetch_both($this->_stmt); |
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221 | case \PDO::FETCH_ASSOC: |
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222 | return db2_fetch_assoc($this->_stmt); |
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223 | case \PDO::FETCH_CLASS: |
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224 | $className = $this->defaultFetchClass; |
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225 | $ctorArgs = $this->defaultFetchClassCtorArgs; |
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226 | |||||||
227 | if (func_num_args() >= 2) { |
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228 | $args = func_get_args(); |
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229 | $className = $args[1]; |
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230 | $ctorArgs = isset($args[2]) ? $args[2] : []; |
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231 | } |
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232 | |||||||
233 | $result = db2_fetch_object($this->_stmt); |
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234 | |||||||
235 | if ($result instanceof \stdClass) { |
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236 | $result = $this->castObject($result, $className, $ctorArgs); |
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237 | } |
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238 | |||||||
239 | return $result; |
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240 | case \PDO::FETCH_NUM: |
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241 | return db2_fetch_array($this->_stmt); |
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242 | case \PDO::FETCH_OBJ: |
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243 | return db2_fetch_object($this->_stmt); |
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244 | default: |
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245 | throw new DB2Exception('Given Fetch-Style ' . $fetchMode . ' is not supported.'); |
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246 | } |
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247 | } |
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248 | |||||||
249 | /** |
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250 | * {@inheritdoc} |
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251 | */ |
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252 | View Code Duplication | public function fetchAll($fetchMode = null, $fetchArgument = null, $ctorArgs = null) |
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0 ignored issues
–
show
This method seems to be duplicated in your project.
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. ![]() |
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253 | { |
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254 | $rows = []; |
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255 | |||||||
256 | switch ($fetchMode) { |
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257 | case \PDO::FETCH_CLASS: |
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258 | while ($row = call_user_func_array([$this, 'fetch'], func_get_args())) { |
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259 | $rows[] = $row; |
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260 | } |
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261 | break; |
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262 | case \PDO::FETCH_COLUMN: |
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263 | while ($row = $this->fetchColumn()) { |
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264 | $rows[] = $row; |
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265 | } |
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266 | break; |
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267 | default: |
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268 | while ($row = $this->fetch($fetchMode)) { |
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269 | $rows[] = $row; |
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270 | } |
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271 | } |
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272 | |||||||
273 | return $rows; |
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274 | } |
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275 | |||||||
276 | /** |
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277 | * {@inheritdoc} |
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278 | */ |
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279 | View Code Duplication | public function fetchColumn($columnIndex = 0) |
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280 | { |
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281 | $row = $this->fetch(\PDO::FETCH_NUM); |
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282 | |||||||
283 | if (false === $row) { |
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284 | return false; |
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285 | } |
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286 | |||||||
287 | return isset($row[$columnIndex]) ? $row[$columnIndex] : null; |
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288 | } |
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289 | |||||||
290 | /** |
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291 | * {@inheritdoc} |
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292 | */ |
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293 | public function rowCount() |
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294 | { |
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295 | return (@db2_num_rows($this->_stmt)) ? : 0; |
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296 | } |
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297 | |||||||
298 | /** |
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299 | * Casts a stdClass object to the given class name mapping its' properties. |
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300 | * |
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301 | * @param \stdClass $sourceObject Object to cast from. |
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302 | * @param string|object $destinationClass Name of the class or class instance to cast to. |
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303 | * @param array $ctorArgs Arguments to use for constructing the destination class instance. |
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304 | * |
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305 | * @return object |
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306 | * |
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307 | * @throws DB2Exception |
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308 | */ |
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309 | private function castObject(\stdClass $sourceObject, $destinationClass, array $ctorArgs = []) |
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310 | { |
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311 | View Code Duplication | if ( ! is_string($destinationClass)) { |
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312 | if ( ! is_object($destinationClass)) { |
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313 | throw new DB2Exception(sprintf( |
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314 | 'Destination class has to be of type string or object, %s given.', gettype($destinationClass) |
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315 | )); |
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316 | } |
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317 | } else { |
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318 | $destinationClass = new \ReflectionClass($destinationClass); |
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319 | $destinationClass = $destinationClass->newInstanceArgs($ctorArgs); |
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320 | } |
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321 | |||||||
322 | $sourceReflection = new \ReflectionObject($sourceObject); |
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323 | $destinationClassReflection = new \ReflectionObject($destinationClass); |
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324 | /** @var \ReflectionProperty[] $destinationProperties */ |
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325 | $destinationProperties = array_change_key_case($destinationClassReflection->getProperties(), \CASE_LOWER); |
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326 | |||||||
327 | foreach ($sourceReflection->getProperties() as $sourceProperty) { |
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328 | $sourceProperty->setAccessible(true); |
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329 | |||||||
330 | $name = $sourceProperty->getName(); |
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331 | $value = $sourceProperty->getValue($sourceObject); |
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332 | |||||||
333 | // Try to find a case-matching property. |
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334 | if ($destinationClassReflection->hasProperty($name)) { |
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335 | $destinationProperty = $destinationClassReflection->getProperty($name); |
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336 | |||||||
337 | $destinationProperty->setAccessible(true); |
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338 | $destinationProperty->setValue($destinationClass, $value); |
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339 | |||||||
340 | continue; |
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341 | } |
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342 | |||||||
343 | $name = strtolower($name); |
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344 | |||||||
345 | // Try to find a property without matching case. |
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346 | // Fallback for the driver returning either all uppercase or all lowercase column names. |
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347 | if (isset($destinationProperties[$name])) { |
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348 | $destinationProperty = $destinationProperties[$name]; |
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349 | |||||||
350 | $destinationProperty->setAccessible(true); |
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351 | $destinationProperty->setValue($destinationClass, $value); |
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352 | |||||||
353 | continue; |
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354 | } |
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355 | |||||||
356 | $destinationClass->$name = $value; |
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357 | } |
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358 | |||||||
359 | return $destinationClass; |
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360 | } |
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361 | } |
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362 |