Check that method contracts are obeyed on inherited return types
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1 | <?php |
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2 | |||
3 | namespace Gaufrette\Adapter; |
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4 | |||
5 | use Gaufrette\Adapter; |
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6 | use Gaufrette\Util; |
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7 | use Doctrine\DBAL\Connection; |
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8 | |||
9 | /** |
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10 | * Doctrine DBAL adapter. |
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11 | * |
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12 | * @author Markus Bachmann <[email protected]> |
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13 | * @author Antoine Hérault <[email protected]> |
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14 | * @author Leszek Prabucki <[email protected]> |
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15 | */ |
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16 | class DoctrineDbal implements Adapter, |
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17 | ChecksumCalculator, |
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18 | ListKeysAware |
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19 | { |
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20 | protected $connection; |
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21 | protected $table; |
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22 | protected $columns = array( |
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23 | 'key' => 'key', |
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24 | 'content' => 'content', |
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25 | 'mtime' => 'mtime', |
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26 | 'checksum' => 'checksum', |
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27 | ); |
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28 | |||
29 | /** |
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30 | * @param Connection $connection The DBAL connection |
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31 | * @param string $table The files table |
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32 | * @param array $columns The column names |
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33 | */ |
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34 | public function __construct(Connection $connection, $table, array $columns = array()) |
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35 | { |
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36 | $this->connection = $connection; |
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37 | $this->table = $table; |
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38 | $this->columns = array_replace($this->columns, $columns); |
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39 | } |
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40 | |||
41 | /** |
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42 | * {@inheritdoc} |
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43 | */ |
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44 | View Code Duplication | public function keys() |
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45 | { |
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46 | $keys = array(); |
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47 | $stmt = $this->connection->executeQuery(sprintf( |
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48 | 'SELECT %s FROM %s', |
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49 | $this->getQuotedColumn('key'), |
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50 | $this->getQuotedTable() |
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51 | )); |
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52 | |||
53 | return $stmt->fetchAll(\PDO::FETCH_COLUMN); |
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54 | } |
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55 | |||
56 | /** |
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57 | * {@inheritdoc} |
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58 | */ |
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59 | public function rename($sourceKey, $targetKey) |
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60 | { |
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61 | return (boolean) $this->connection->update( |
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62 | $this->table, |
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63 | array($this->getQuotedColumn('key') => $targetKey), |
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64 | array($this->getQuotedColumn('key') => $sourceKey) |
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65 | ); |
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66 | } |
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67 | |||
68 | /** |
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69 | * {@inheritdoc} |
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70 | */ |
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71 | public function mtime($key) |
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72 | { |
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73 | return $this->getColumnValue($key, 'mtime'); |
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74 | } |
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75 | |||
76 | /** |
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77 | * {@inheritdoc} |
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78 | */ |
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79 | public function checksum($key) |
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80 | { |
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81 | return $this->getColumnValue($key, 'checksum'); |
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82 | } |
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83 | |||
84 | /** |
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85 | * {@inheritdoc} |
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86 | */ |
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87 | public function exists($key) |
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88 | { |
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89 | return (boolean) $this->connection->fetchColumn( |
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90 | sprintf( |
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91 | 'SELECT COUNT(%s) FROM %s WHERE %s = :key', |
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92 | $this->getQuotedColumn('key'), |
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93 | $this->getQuotedTable(), |
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94 | $this->getQuotedColumn('key') |
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95 | ), |
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96 | array('key' => $key) |
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97 | ); |
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98 | } |
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99 | |||
100 | /** |
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101 | * {@inheritdoc} |
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102 | */ |
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103 | public function read($key) |
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104 | { |
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105 | return $this->getColumnValue($key, 'content'); |
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106 | } |
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107 | |||
108 | /** |
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109 | * {@inheritdoc} |
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110 | */ |
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111 | public function delete($key) |
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112 | { |
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113 | return (boolean) $this->connection->delete( |
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114 | $this->table, |
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115 | array($this->getQuotedColumn('key') => $key) |
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116 | ); |
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117 | } |
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118 | |||
119 | /** |
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120 | * {@inheritdoc} |
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121 | */ |
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122 | public function write($key, $content) |
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123 | { |
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124 | $values = array( |
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125 | $this->getQuotedColumn('content') => $content, |
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126 | $this->getQuotedColumn('mtime') => time(), |
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127 | $this->getQuotedColumn('checksum') => Util\Checksum::fromContent($content), |
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128 | ); |
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129 | |||
130 | if ($this->exists($key)) { |
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131 | $this->connection->update( |
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132 | $this->table, |
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133 | $values, |
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134 | array($this->getQuotedColumn('key') => $key) |
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135 | ); |
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136 | } else { |
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137 | $values[$this->getQuotedColumn('key')] = $key; |
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138 | $this->connection->insert($this->table, $values); |
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139 | } |
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140 | |||
141 | return Util\Size::fromContent($content); |
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142 | } |
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143 | |||
144 | /** |
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145 | * {@inheritdoc} |
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146 | */ |
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147 | public function isDirectory($key) |
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148 | { |
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149 | return false; |
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150 | } |
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151 | |||
152 | View Code Duplication | private function getColumnValue($key, $column) |
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153 | { |
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154 | $value = $this->connection->fetchColumn( |
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155 | sprintf( |
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156 | 'SELECT %s FROM %s WHERE %s = :key', |
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157 | $this->getQuotedColumn($column), |
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158 | $this->getQuotedTable(), |
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159 | $this->getQuotedColumn('key') |
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160 | ), |
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161 | array('key' => $key) |
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162 | ); |
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163 | |||
164 | return $value; |
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165 | } |
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166 | |||
167 | /** |
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168 | * {@inheritdoc} |
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169 | */ |
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170 | public function listKeys($prefix = '') |
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171 | { |
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172 | $prefix = trim($prefix); |
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173 | |||
174 | $keys = $this->connection->fetchAll( |
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175 | sprintf( |
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176 | 'SELECT %s AS _key FROM %s WHERE %s LIKE :pattern', |
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177 | $this->getQuotedColumn('key'), |
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178 | $this->getQuotedTable(), |
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179 | $this->getQuotedColumn('key') |
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180 | ), |
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181 | array('pattern' => sprintf('%s%%', $prefix)) |
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182 | ); |
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183 | |||
184 | return array( |
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185 | 'dirs' => array(), |
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186 | 'keys' => array_map(function ($value) { |
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187 | return $value['_key']; |
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188 | }, |
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189 | $keys), |
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190 | ); |
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191 | } |
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192 | |||
193 | private function getQuotedTable() |
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194 | { |
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195 | return $this->connection->quoteIdentifier($this->table); |
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196 | } |
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197 | |||
198 | private function getQuotedColumn($column) |
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199 | { |
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200 | return $this->connection->quoteIdentifier($this->columns[$column]); |
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201 | } |
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202 | } |
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203 |