Checks if the types of returned expressions are compatible with the hinted types.
1 | <?php |
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2 | |||
3 | declare(strict_types=1); |
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4 | |||
5 | namespace Doctrine\DBAL\Driver\SQLAnywhere; |
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6 | |||
7 | use Doctrine\DBAL\Driver\ResultStatement; |
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8 | use Doctrine\DBAL\Driver\ServerInfoAwareConnection; |
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9 | use Doctrine\DBAL\Driver\Statement as DriverStatement; |
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10 | use function assert; |
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11 | use function is_resource; |
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12 | use function is_string; |
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13 | use function sasql_affected_rows; |
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14 | use function sasql_commit; |
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15 | use function sasql_connect; |
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16 | use function sasql_escape_string; |
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17 | use function sasql_insert_id; |
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18 | use function sasql_pconnect; |
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19 | use function sasql_real_query; |
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20 | use function sasql_rollback; |
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21 | use function sasql_set_option; |
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22 | |||
23 | /** |
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24 | * SAP Sybase SQL Anywhere implementation of the Connection interface. |
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25 | */ |
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26 | final class SQLAnywhereConnection implements ServerInfoAwareConnection |
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27 | { |
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28 | /** @var resource The SQL Anywhere connection resource. */ |
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29 | private $connection; |
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30 | |||
31 | /** |
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32 | * Connects to database with given connection string. |
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33 | * |
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34 | * @param string $dsn The connection string. |
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35 | * @param bool $persistent Whether or not to establish a persistent connection. |
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36 | * |
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37 | * @throws SQLAnywhereException |
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38 | */ |
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39 | public function __construct(string $dsn, bool $persistent = false) |
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40 | { |
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41 | $this->connection = $persistent ? @sasql_pconnect($dsn) : @sasql_connect($dsn); |
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42 | |||
43 | if (! is_resource($this->connection)) { |
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44 | throw SQLAnywhereException::fromSQLAnywhereError(); |
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45 | } |
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46 | |||
47 | // Disable PHP warnings on error. |
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48 | if (! sasql_set_option($this->connection, 'verbose_errors', false)) { |
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49 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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50 | } |
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51 | |||
52 | // Enable auto committing by default. |
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53 | if (! sasql_set_option($this->connection, 'auto_commit', 'on')) { |
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54 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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55 | } |
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56 | } |
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57 | |||
58 | /** |
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59 | * {@inheritdoc} |
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60 | * |
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61 | * @throws SQLAnywhereException |
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62 | */ |
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63 | public function beginTransaction() : void |
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64 | { |
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65 | if (! sasql_set_option($this->connection, 'auto_commit', 'off')) { |
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66 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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67 | } |
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68 | } |
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69 | |||
70 | /** |
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71 | * {@inheritdoc} |
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72 | * |
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73 | * @throws SQLAnywhereException |
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74 | */ |
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75 | public function commit() : void |
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76 | { |
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77 | if (! sasql_commit($this->connection)) { |
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78 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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79 | } |
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80 | |||
81 | $this->endTransaction(); |
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82 | } |
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83 | |||
84 | public function exec(string $statement) : int |
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85 | { |
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86 | if (sasql_real_query($this->connection, $statement) === false) { |
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87 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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88 | } |
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89 | |||
90 | return sasql_affected_rows($this->connection); |
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91 | } |
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92 | |||
93 | public function getServerVersion() : string |
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94 | { |
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95 | $version = $this->query("SELECT PROPERTY('ProductVersion')")->fetchColumn(); |
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96 | |||
97 | assert(is_string($version)); |
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98 | |||
99 | return $version; |
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100 | } |
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101 | |||
102 | public function lastInsertId(?string $name = null) : string |
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103 | { |
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104 | if ($name === null) { |
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105 | return sasql_insert_id($this->connection); |
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106 | } |
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107 | |||
108 | return $this->query('SELECT ' . $name . '.CURRVAL')->fetchColumn(); |
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109 | } |
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110 | |||
111 | public function prepare(string $sql) : DriverStatement |
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112 | { |
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113 | return new SQLAnywhereStatement($this->connection, $sql); |
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114 | } |
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115 | |||
116 | public function query(string $sql) : ResultStatement |
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117 | { |
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118 | $stmt = $this->prepare($sql); |
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119 | $stmt->execute(); |
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120 | |||
121 | return $stmt; |
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122 | } |
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123 | |||
124 | public function quote(string $input) : string |
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125 | { |
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126 | return "'" . sasql_escape_string($this->connection, $input) . "'"; |
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127 | } |
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128 | |||
129 | /** |
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130 | * {@inheritdoc} |
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131 | * |
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132 | * @throws SQLAnywhereException |
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133 | */ |
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134 | public function rollBack() : void |
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135 | { |
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136 | if (! sasql_rollback($this->connection)) { |
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137 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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138 | } |
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139 | |||
140 | $this->endTransaction(); |
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141 | } |
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142 | |||
143 | /** |
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144 | * Ends transactional mode and enables auto commit again. |
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145 | * |
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146 | * @throws SQLAnywhereException |
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147 | */ |
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148 | private function endTransaction() : void |
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149 | { |
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150 | if (! sasql_set_option($this->connection, 'auto_commit', 'on')) { |
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151 | throw SQLAnywhereException::fromSQLAnywhereError($this->connection); |
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152 | } |
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153 | } |
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154 | } |
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155 |