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contact-form-functions.php
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contact-form-template.php
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contact-form.php
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controller.php
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file.php
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filesystem.php
11 months ago
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filesystem.php
128 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Class for filesystem operations. |
| 5 | */ |
| 6 | class WPCF7_Filesystem { |
| 7 | |
| 8 | /** |
| 9 | * The singleton instance. |
| 10 | * |
| 11 | * @var WPCF7_Filesystem |
| 12 | */ |
| 13 | private static $instance; |
| 14 | |
| 15 | /** |
| 16 | * Filesystem object. |
| 17 | * |
| 18 | * @var WP_Filesystem_Base |
| 19 | */ |
| 20 | private $filesystem; |
| 21 | |
| 22 | |
| 23 | /** |
| 24 | * Retrieves the singleton instance. |
| 25 | */ |
| 26 | public static function get_instance() { |
| 27 | if ( empty( self::$instance ) ) { |
| 28 | self::$instance = new self(); |
| 29 | } |
| 30 | |
| 31 | return self::$instance; |
| 32 | } |
| 33 | |
| 34 | |
| 35 | /** |
| 36 | * Constructor. |
| 37 | */ |
| 38 | private function __construct() { |
| 39 | $this->connect(); |
| 40 | } |
| 41 | |
| 42 | |
| 43 | /** |
| 44 | * Connects to the filesystem. |
| 45 | * |
| 46 | * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. |
| 47 | */ |
| 48 | private function connect() { |
| 49 | global $wp_filesystem; |
| 50 | |
| 51 | if ( $this->filesystem ) { |
| 52 | return false; |
| 53 | } |
| 54 | |
| 55 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 56 | require_once ABSPATH . 'wp-admin/includes/class-wp-filesystem-base.php'; |
| 57 | require_once ABSPATH . 'wp-admin/includes/class-wp-filesystem-direct.php'; |
| 58 | |
| 59 | ob_start(); |
| 60 | $credentials = request_filesystem_credentials( '' ); |
| 61 | ob_end_clean(); |
| 62 | |
| 63 | if ( false === $credentials or ! WP_Filesystem( $credentials ) ) { |
| 64 | wp_trigger_error( |
| 65 | __FUNCTION__, |
| 66 | __( 'Could not access filesystem.', 'contact-form-7' ) |
| 67 | ); |
| 68 | } |
| 69 | |
| 70 | if ( $wp_filesystem instanceof WP_Filesystem_Base ) { |
| 71 | $this->filesystem = $wp_filesystem; |
| 72 | } else { |
| 73 | $this->filesystem = new WP_Filesystem_Direct( 1 ); |
| 74 | } |
| 75 | |
| 76 | if ( ! defined( 'FS_CHMOD_DIR' ) ) { |
| 77 | define( 'FS_CHMOD_DIR', fileperms( ABSPATH ) & 0777 | 0755 ); |
| 78 | } |
| 79 | |
| 80 | if ( ! defined( 'FS_CHMOD_FILE' ) ) { |
| 81 | define( 'FS_CHMOD_FILE', fileperms( ABSPATH . 'index.php' ) & 0777 | 0644 ); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | |
| 86 | /** |
| 87 | * Changes filesystem permissions. |
| 88 | * |
| 89 | * @param string $file Path to the file. |
| 90 | * @param int|false $mode Optional. The permissions as octal number. |
| 91 | * @param bool $recursive Optional. If set to true, |
| 92 | * changes file permissions recursively. Default false. |
| 93 | * @return bool True on success, false on failure. |
| 94 | */ |
| 95 | public function chmod( $file, $mode = false, $recursive = false ) { |
| 96 | return $this->filesystem->chmod( $file, $mode, $recursive ); |
| 97 | } |
| 98 | |
| 99 | |
| 100 | /** |
| 101 | * Deletes a file or directory. |
| 102 | * |
| 103 | * @param string $file Path to the file or directory. |
| 104 | * @param bool $recursive Optional. If set to true, deletes |
| 105 | * files and folders recursively. Default false. |
| 106 | * @param string|false $type Type of resource. |
| 107 | * 'f' for file, 'd' for directory. Default false. |
| 108 | * @return bool True on success, false on failure. |
| 109 | */ |
| 110 | public function delete( $file, $recursive = false, $type = false ) { |
| 111 | return $this->filesystem->delete( $file, $recursive, $type ); |
| 112 | } |
| 113 | |
| 114 | |
| 115 | /** |
| 116 | * Writes a string to a file. |
| 117 | * |
| 118 | * @param string $file Path to the file where to write the data. |
| 119 | * @param string $contents The data to write. |
| 120 | * @param int $mode The file permissions as octal number. |
| 121 | * @return bool True on success, false on failure. |
| 122 | */ |
| 123 | public function put_contents( $file, $contents, $mode = false ) { |
| 124 | return $this->filesystem->put_contents( $file, $contents, $mode ); |
| 125 | } |
| 126 | |
| 127 | } |
| 128 |