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1 <?php
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2
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3 namespace Wizzard\MagicForger\Helpers;
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4
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5 /*
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6 * FileModifier
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7 *
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8 * A class that handles all file modifications
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9 *
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10 * General flow:
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11 * Provide a file, a point to insert, and a value to insert.
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12 * Insert the data.
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13 *
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14 * Replacements will consume the insert point.
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15 * Inserts will maintain the insert point.
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16 *
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17 * */
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18 class FileModifier
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19 {
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20 private $contents;
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21
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22 public $file_path;
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23
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24 public function __construct($file_path)
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25 {
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26 $this->get_file_contents($file_path);
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27 $this->file_path = $file_path;
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28 }
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29
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30 public function get_file_contents($file_path): void
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31 {
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32 // TODO: there needs to be more/any error checking
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33 $f = fopen($file_path, 'r');
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34 $this->contents = fread($f, filesize($file_path));
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35 fclose($f);
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36 }
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37
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38 public function write_to_path($file_path = null): void
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39 {
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40 $file_path = $file_path ?? $this->file_path;
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41
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42 $f = fopen($file_path, 'w');
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43 fwrite($f, $this->contents);
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44 fclose($f);
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45 }
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46
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47 /**
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48 * Replaces the replacement point with the value in the current contents.
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49 */
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50 public function replace($value, $replacement_point): void
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51 {
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52 $this->contents = str_replace($replacement_point, $value, $this->contents);
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53 }
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54
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55 /**
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56 * Inserts the value above the insert point in the current contents.
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57 */
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58 public function insert($value, $insert_point): void
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59 {
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60 // seperate on new lines into an array
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61 $file_arr = explode("\n", $this->contents);
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62 $temp_arr = [];
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63
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64 foreach ($file_arr as $line) {
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65 if (str_contains($line, $insert_point)) {
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66 $temp_arr[] = $value;
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67 }
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68 $temp_arr[] = $line;
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69 }
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70
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71 $this->contents = implode("\n", $temp_arr);
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72 }
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73 }
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