1 | <?php |
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14 | abstract class ReadableDocument |
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15 | { |
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16 | /** |
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17 | * Do not read the file immediately at construction. The object will need to execute the self::refreshFileContent() |
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18 | * manually at some point. |
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19 | * |
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20 | * @var bool |
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21 | */ |
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22 | protected $noReadOnConstructor = false; |
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23 | |||
24 | /** @var string The content of the document's body. */ |
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25 | protected $bodyContent = ''; |
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26 | |||
27 | protected $metadata; |
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28 | protected $file; |
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29 | |||
30 | private $compiled = false; |
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31 | |||
32 | /** |
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33 | * ReadableDocument Constructor. |
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34 | * |
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35 | * @throws FileNotFoundException when the file given in the constructor does not exist or may not be accessible |
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36 | */ |
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37 | 123 | public function __construct(File $file) |
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38 | { |
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39 | 123 | $this->metadata = new NullableArray(); |
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40 | 123 | $this->file = $file; |
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41 | |||
42 | 123 | if (!$this->noReadOnConstructor) |
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43 | { |
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44 | 117 | $this->readContent(); |
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45 | } |
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46 | 112 | } |
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47 | |||
48 | /** |
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49 | * Get the contents of this document. |
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50 | * |
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51 | * @return string |
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52 | */ |
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53 | 3 | public function getContent() |
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54 | { |
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55 | 3 | return $this->bodyContent; |
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56 | } |
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57 | |||
58 | /** |
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59 | * @return string |
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60 | */ |
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61 | 52 | public function getIndexName() |
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62 | { |
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63 | 52 | return $this->getRelativeFilePath(); |
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64 | } |
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65 | |||
66 | /** |
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67 | * When a document is compiled, all of its internals are finished being configured. |
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68 | */ |
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69 | 10 | final public function compile() |
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70 | { |
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71 | 10 | if ($this->compiled) |
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72 | { |
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73 | return; |
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74 | } |
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75 | |||
76 | 10 | $this->beforeCompile(); |
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77 | |||
78 | 10 | $this->compiled = true; |
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79 | 10 | } |
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80 | |||
81 | /** |
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82 | * Determine whether or not this document has been compiled. |
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83 | * |
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84 | * @return bool |
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85 | */ |
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86 | final protected function isCompiled() |
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87 | { |
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88 | return $this->compiled; |
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89 | } |
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90 | |||
91 | /** |
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92 | * Get the original File object given to this document. |
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93 | * |
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94 | * @return File |
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95 | */ |
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96 | 2 | final public function getFile() |
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97 | { |
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98 | 2 | return $this->file; |
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99 | } |
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100 | |||
101 | /** |
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102 | * Get the relative path to the file, with respect to the site root. |
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103 | * |
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104 | * @return string |
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105 | */ |
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106 | 103 | final public function getRelativeFilePath() |
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107 | { |
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108 | 103 | return $this->file->getRelativeFilePath(); |
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109 | } |
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110 | |||
111 | /** |
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112 | * Get the extension of the file. |
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113 | * |
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114 | * @return string |
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115 | */ |
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116 | 71 | final public function getExtension() |
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117 | { |
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118 | 71 | return $this->file->getExtension(); |
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119 | } |
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120 | |||
121 | /** |
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122 | * Get the name of the file without the extension. |
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123 | * |
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124 | * @return string |
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125 | */ |
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126 | 95 | final public function getBasename() |
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127 | { |
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128 | 95 | return $this->file->getBasename(); |
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129 | } |
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130 | |||
131 | /** |
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132 | * Get the absolute path to the file. |
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133 | * |
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134 | * @return string |
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135 | */ |
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136 | 14 | final public function getAbsoluteFilePath() |
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137 | { |
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138 | 14 | return $this->file->getAbsolutePath(); |
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139 | } |
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140 | |||
141 | /** |
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142 | * Get the name of the file with its extension. |
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143 | * |
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144 | * @return string |
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145 | */ |
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146 | 91 | final public function getFilename() |
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147 | { |
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148 | 91 | return $this->file->getFilename(); |
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149 | } |
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150 | |||
151 | /** |
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152 | * Read the contents of this file and handle all of the necessary processing/setup for this document. |
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153 | */ |
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154 | 123 | final public function readContent() |
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155 | { |
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156 | 123 | $beforeEvent = $this->beforeReadContents(); |
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157 | 123 | $actualEvent = $this->readContents($beforeEvent); |
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158 | 113 | $this->afterReadContents($actualEvent); |
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159 | 112 | } |
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160 | |||
161 | /** |
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162 | * Prepare the Document so it can handle the data that's about to be read in. |
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163 | * |
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164 | * @return mixed any information that will be passed to the readContents() method |
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165 | */ |
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166 | 6 | protected function beforeReadContents() |
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167 | { |
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168 | 6 | return null; |
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169 | } |
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170 | |||
171 | /** |
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172 | * Read the contents of the file and store the information internally **only**. |
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173 | * |
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174 | * This method must **not** handle any parsing or processing of the file's content. That should be handled by the |
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175 | * `afterReadContents()` method. |
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176 | * |
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177 | * @param mixed $mixed any information returned from the beforeReadContents() method |
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178 | * |
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179 | * @throws \RuntimeException when the file cannot be read |
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180 | * |
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181 | * @return mixed |
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182 | */ |
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183 | abstract protected function readContents($mixed); |
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184 | |||
185 | /** |
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186 | * After the Document's content has been read, process the it and handle any parsing that's needed. |
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187 | * |
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188 | * @param mixed $mixed any information returned from the readContents() method |
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189 | */ |
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190 | 6 | protected function afterReadContents($mixed) |
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191 | { |
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192 | 6 | } |
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193 | |||
194 | /** |
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195 | * Functionality that needs to take place before this document is considered "compiled," meaning everything has been |
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196 | * processed, configured, and built. |
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197 | */ |
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198 | protected function beforeCompile() |
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201 | } |
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202 |