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1 | <?php |
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2 | |||
3 | namespace League\Flysystem\Dropbox; |
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4 | |||
5 | use Dropbox\Client; |
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6 | use Dropbox\Exception; |
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7 | use Dropbox\Exception_BadResponseCode; |
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8 | use Dropbox\WriteMode; |
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9 | use League\Flysystem\Adapter\AbstractAdapter; |
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10 | use League\Flysystem\Adapter\Polyfill\NotSupportingVisibilityTrait; |
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11 | use League\Flysystem\Config; |
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12 | use League\Flysystem\Util; |
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13 | |||
14 | class DropboxAdapter extends AbstractAdapter |
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15 | { |
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16 | use NotSupportingVisibilityTrait; |
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17 | |||
18 | /** |
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19 | * @var array |
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20 | */ |
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21 | protected static $resultMap = [ |
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22 | 'bytes' => 'size', |
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23 | 'mime_type' => 'mimetype', |
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24 | ]; |
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25 | |||
26 | /** |
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27 | * @var Client |
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28 | */ |
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29 | protected $client; |
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30 | |||
31 | /** |
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32 | * Constructor. |
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33 | * |
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34 | * @param Client $client |
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35 | * @param string $prefix |
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36 | */ |
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37 | 21 | public function __construct(Client $client, $prefix = null) |
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38 | { |
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39 | 21 | $this->client = $client; |
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40 | 21 | $this->setPathPrefix($prefix); |
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41 | 21 | } |
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42 | |||
43 | /** |
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44 | * {@inheritdoc} |
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45 | */ |
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46 | 9 | public function has($path) |
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47 | { |
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48 | 9 | return $this->getMetadata($path); |
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49 | } |
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50 | |||
51 | /** |
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52 | * {@inheritdoc} |
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53 | */ |
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54 | 3 | public function write($path, $contents, Config $config) |
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55 | { |
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56 | 3 | return $this->upload($path, $contents, WriteMode::add()); |
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57 | } |
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58 | |||
59 | /** |
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60 | * {@inheritdoc} |
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61 | */ |
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62 | 3 | public function writeStream($path, $resource, Config $config) |
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63 | { |
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64 | 3 | return $this->uploadStream($path, $resource, WriteMode::add()); |
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65 | } |
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66 | |||
67 | /** |
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68 | * {@inheritdoc} |
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69 | */ |
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70 | 3 | public function update($path, $contents, Config $config) |
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71 | { |
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72 | 3 | return $this->upload($path, $contents, WriteMode::force()); |
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73 | } |
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74 | |||
75 | /** |
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76 | * {@inheritdoc} |
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77 | */ |
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78 | 3 | public function updateStream($path, $resource, Config $config) |
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79 | { |
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80 | 3 | return $this->uploadStream($path, $resource, WriteMode::force()); |
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81 | } |
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82 | |||
83 | /** |
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84 | * {@inheritdoc} |
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85 | */ |
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86 | 3 | public function read($path) |
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87 | { |
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88 | 3 | if ( ! $object = $this->readStream($path)) { |
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89 | 3 | return false; |
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90 | } |
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91 | |||
92 | 3 | $object['contents'] = stream_get_contents($object['stream']); |
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93 | 3 | fclose($object['stream']); |
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94 | 3 | unset($object['stream']); |
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95 | |||
96 | 3 | return $object; |
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97 | } |
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98 | |||
99 | /** |
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100 | * {@inheritdoc} |
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101 | */ |
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102 | 6 | public function readStream($path) |
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103 | { |
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104 | 6 | $stream = fopen('php://temp', 'w+'); |
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105 | 6 | $location = $this->applyPathPrefix($path); |
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106 | |||
107 | 6 | if ( ! $this->client->getFile($location, $stream)) { |
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108 | 6 | fclose($stream); |
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109 | |||
110 | 6 | return false; |
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111 | } |
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112 | |||
113 | 6 | rewind($stream); |
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114 | |||
115 | 6 | return compact('stream'); |
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116 | } |
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117 | |||
118 | /** |
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119 | * {@inheritdoc} |
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120 | */ |
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121 | 6 | public function rename($path, $newpath) |
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122 | { |
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123 | 6 | $path = $this->applyPathPrefix($path); |
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124 | 6 | $newpath = $this->applyPathPrefix($newpath); |
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125 | |||
126 | try { |
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127 | 6 | $this->client->move($path, $newpath); |
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128 | 6 | } catch (Exception $e) { |
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129 | 3 | return false; |
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130 | } |
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131 | |||
132 | 3 | return true; |
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133 | } |
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134 | |||
135 | /** |
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136 | * {@inheritdoc} |
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137 | */ |
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138 | 6 | public function copy($path, $newpath) |
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139 | { |
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140 | 6 | $path = $this->applyPathPrefix($path); |
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141 | 6 | $newpath = $this->applyPathPrefix($newpath); |
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142 | |||
143 | try { |
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144 | 6 | $this->client->copy($path, $newpath); |
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145 | 6 | } catch (Exception $e) { |
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146 | 3 | return false; |
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147 | } |
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148 | |||
149 | 3 | return true; |
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150 | } |
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151 | |||
152 | /** |
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153 | * {@inheritdoc} |
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154 | */ |
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155 | 3 | public function delete($path) |
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156 | { |
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157 | 3 | $location = $this->applyPathPrefix($path); |
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158 | 3 | $result = $this->client->delete($location); |
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159 | |||
160 | 3 | return isset($result['is_deleted']) ? $result['is_deleted'] : false; |
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161 | } |
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162 | |||
163 | /** |
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164 | * {@inheritdoc} |
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165 | */ |
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166 | 3 | public function deleteDir($path) |
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167 | { |
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168 | 3 | return $this->delete($path); |
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169 | } |
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170 | |||
171 | /** |
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172 | * {@inheritdoc} |
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173 | */ |
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174 | 3 | public function createDir($path, Config $config) |
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175 | { |
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176 | 3 | $location = $this->applyPathPrefix($path); |
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177 | 3 | $result = $this->client->createFolder($location); |
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178 | |||
179 | 3 | if ($result === null) { |
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180 | 3 | return false; |
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181 | } |
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182 | |||
183 | 3 | return $this->normalizeResponse($result, $path); |
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184 | } |
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185 | |||
186 | /** |
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187 | * {@inheritdoc} |
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188 | */ |
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189 | 21 | public function getMetadata($path) |
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190 | { |
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191 | 21 | $location = $this->applyPathPrefix($path); |
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192 | |||
193 | try { |
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194 | 21 | $object = $this->client->getMetadata($location); |
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195 | 21 | } catch(Exception_BadResponseCode $e) { |
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196 | 6 | if ($e->getStatusCode() === 301) { |
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197 | 3 | return false; |
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198 | } |
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199 | |||
200 | 3 | throw $e; |
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201 | } |
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202 | |||
203 | 15 | if ( ! $object) { |
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204 | 15 | return false; |
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205 | } |
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206 | |||
207 | 15 | return $this->normalizeResponse($object, $path); |
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208 | } |
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209 | |||
210 | /** |
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211 | * {@inheritdoc} |
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212 | */ |
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213 | 3 | public function getMimetype($path) |
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214 | { |
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215 | 3 | return $this->getMetadata($path); |
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216 | } |
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217 | |||
218 | /** |
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219 | * {@inheritdoc} |
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220 | */ |
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221 | 3 | public function getSize($path) |
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222 | { |
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223 | 3 | return $this->getMetadata($path); |
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224 | } |
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225 | |||
226 | /** |
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227 | * {@inheritdoc} |
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228 | */ |
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229 | 3 | public function getTimestamp($path) |
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230 | { |
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231 | 3 | return $this->getMetadata($path); |
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232 | } |
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233 | |||
234 | /** |
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235 | * {@inheritdoc} |
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236 | */ |
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237 | 3 | public function getClient() |
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238 | { |
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239 | 3 | return $this->client; |
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240 | } |
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241 | |||
242 | /** |
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243 | * {@inheritdoc} |
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244 | */ |
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245 | 3 | public function listContents($directory = '', $recursive = false) |
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246 | { |
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247 | 3 | $listing = []; |
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248 | 3 | $directory = trim($directory, '/.'); |
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249 | 3 | $location = $this->applyPathPrefix($directory); |
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250 | |||
251 | 3 | if ( ! $result = $this->client->getMetadataWithChildren($location)) { |
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252 | 3 | return []; |
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253 | } |
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254 | |||
255 | 3 | foreach ($result['contents'] as $object) { |
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256 | 3 | $path = $this->removePathPrefix($object['path']); |
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257 | 3 | $listing[] = $this->normalizeResponse($object, $path); |
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258 | |||
259 | 3 | if ($recursive && $object['is_dir']) { |
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260 | 3 | $listing = array_merge($listing, $this->listContents($path, true)); |
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261 | 3 | } |
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262 | 3 | } |
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263 | |||
264 | 3 | return $listing; |
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265 | } |
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266 | |||
267 | /** |
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268 | * Apply the path prefix. |
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269 | * |
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270 | * @param string $path |
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271 | * |
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272 | * @return string prefixed path |
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273 | */ |
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274 | 60 | public function applyPathPrefix($path) |
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275 | { |
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276 | |||
277 | 60 | $path = parent::applyPathPrefix($path); |
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278 | |||
279 | 60 | return '/' . ltrim(rtrim($path, '/'), '/'); |
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280 | } |
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281 | |||
282 | /** |
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283 | * Do the actual upload of a string file. |
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284 | * |
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285 | * @param string $path |
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286 | * @param string $contents |
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287 | * @param WriteMode $mode |
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288 | * |
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289 | * @return array|false file metadata |
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290 | */ |
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291 | 6 | protected function upload($path, $contents, WriteMode $mode) |
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292 | { |
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293 | 6 | $location = $this->applyPathPrefix($path); |
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294 | |||
295 | 6 | if ( ! $result = $this->client->uploadFileFromString($location, $mode, $contents)) { |
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296 | 6 | return false; |
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297 | } |
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298 | |||
299 | 6 | return $this->normalizeResponse($result, $path); |
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300 | } |
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301 | |||
302 | /** |
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303 | * Do the actual upload of a file resource. |
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304 | * |
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305 | * @param string $path |
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306 | * @param resource $resource |
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307 | * @param WriteMode $mode |
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308 | * |
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309 | * @return array|false file metadata |
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310 | */ |
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311 | 6 | protected function uploadStream($path, $resource, WriteMode $mode) |
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312 | { |
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313 | 6 | $location = $this->applyPathPrefix($path); |
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314 | |||
315 | // If size is zero, consider it unknown. |
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316 | 6 | $size = Util::getStreamSize($resource) ?: null; |
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317 | |||
318 | 6 | if ( ! $result = $this->client->uploadFile($location, $mode, $resource, $size)) { |
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319 | 6 | return false; |
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320 | } |
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321 | |||
322 | 6 | return $this->normalizeResponse($result, $path); |
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323 | } |
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324 | |||
325 | /** |
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326 | * Normalize a Dropbox response. |
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327 | * |
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328 | * @param array $response |
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329 | * |
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330 | * @return array |
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331 | */ |
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332 | 33 | protected function normalizeResponse(array $response) |
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333 | { |
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334 | 33 | $result = ['path' => ltrim($this->removePathPrefix($response['path']), '/')]; |
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335 | |||
336 | 33 | if (isset($response['modified'])) { |
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337 | 27 | $result['timestamp'] = strtotime($response['modified']); |
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338 | 27 | } |
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339 | |||
340 | 33 | $result = array_merge($result, Util::map($response, static::$resultMap)); |
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341 | 33 | $result['type'] = $response['is_dir'] ? 'dir' : 'file'; |
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342 | |||
343 | 33 | return $result; |
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344 | } |
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345 | } |
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346 |
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)
or! empty(...)
instead.