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Diffstat (limited to 'user_guide_src/source/libraries/ftp.rst')
| -rw-r--r-- | user_guide_src/source/libraries/ftp.rst | 295 |
1 files changed, 176 insertions, 119 deletions
diff --git a/user_guide_src/source/libraries/ftp.rst b/user_guide_src/source/libraries/ftp.rst index 05a3fdcc8..dd9440443 100644 --- a/user_guide_src/source/libraries/ftp.rst +++ b/user_guide_src/source/libraries/ftp.rst @@ -10,9 +10,19 @@ directory to be recreated remotely via FTP. .. note:: SFTP and SSL FTP protocols are not supported, only standard FTP. -********************** +.. contents:: + :local: + +.. raw:: html + + <div class="custom-index container"></div> + +************************** +Working with the FTP Class +************************** + Initializing the Class -********************** +====================== Like most other classes in CodeIgniter, the FTP class is initialized in your controller using the $this->load->library function:: @@ -27,7 +37,6 @@ Usage Examples In this example a connection is opened to the FTP server, and a local file is read and uploaded in ASCII mode. The file permissions are set to 755. - :: $this->load->library('ftp'); @@ -44,7 +53,6 @@ file is read and uploaded in ASCII mode. The file permissions are set to $this->ftp->close(); In this example a list of files is retrieved from the server. - :: $this->load->library('ftp'); @@ -63,7 +71,6 @@ In this example a list of files is retrieved from the server. $this->ftp->close(); In this example a local directory is mirrored on the server. - :: $this->load->library('ftp'); @@ -79,171 +86,221 @@ In this example a local directory is mirrored on the server. $this->ftp->close(); -****************** -Function Reference -****************** +*************** +Class Reference +*************** -$this->ftp->connect() -===================== +.. class:: CI_FTP -Connects and logs into to the FTP server. Connection preferences are set -by passing an array to the function, or you can store them in a config -file. + .. method:: connect([$config = array()]) -Here is an example showing how you set preferences manually:: + :param array $config: Connection values + :returns: TRUE on success, FALSE on failure + :rtype: bool - $this->load->library('ftp'); + Connects and logs into to the FTP server. Connection preferences are set + by passing an array to the function, or you can store them in a config + file. - $config['hostname'] = 'ftp.example.com'; - $config['username'] = 'your-username'; - $config['password'] = 'your-password'; - $config['port'] = 21; - $config['passive'] = FALSE; - $config['debug'] = TRUE; + Here is an example showing how you set preferences manually:: - $this->ftp->connect($config); + $this->load->library('ftp'); -Setting FTP Preferences in a Config File -**************************************** + $config['hostname'] = 'ftp.example.com'; + $config['username'] = 'your-username'; + $config['password'] = 'your-password'; + $config['port'] = 21; + $config['passive'] = FALSE; + $config['debug'] = TRUE; -If you prefer you can store your FTP preferences in a config file. -Simply create a new file called the ftp.php, add the $config array in -that file. Then save the file at config/ftp.php and it will be used -automatically. + $this->ftp->connect($config); -Available connection options -**************************** + **Setting FTP Preferences in a Config File** -- **hostname** - the FTP hostname. Usually something like: - ftp.example.com -- **username** - the FTP username. -- **password** - the FTP password. -- **port** - The port number. Set to 21 by default. -- **debug** - TRUE/FALSE (boolean). Whether to enable debugging to - display error messages. -- **passive** - TRUE/FALSE (boolean). Whether to use passive mode. - Passive is set automatically by default. + If you prefer you can store your FTP preferences in a config file. + Simply create a new file called the ftp.php, add the $config array in + that file. Then save the file at *application/config/ftp.php* and it + will be used automatically. -$this->ftp->upload() -==================== + **Available connection options** -Uploads a file to your server. You must supply the local path and the -remote path, and you can optionally set the mode and permissions. -Example:: + ============== =============== ============================================================================= + Option name Default value Description + ============== =============== ============================================================================= + **hostname** n/a FTP hostname (usually something like: ftp.example.com) + **username** n/a FTP username + **password** n/a FTP password + **port** 21 FTP server port number + **debug** FALSE TRUE/FALSE (boolean): Whether to enable debugging to display error messages + **passive** TRUE TRUE/FALSE (boolean): Whether to use passive mode + ============== =============== ============================================================================= - $this->ftp->upload('/local/path/to/myfile.html', '/public_html/myfile.html', 'ascii', 0775); + .. method:: upload($locpath, $rempath[, $mode = 'auto'[, $permissions = NULL]]) -**Mode options are:** ascii, binary, and auto (the default). If auto is -used it will base the mode on the file extension of the source file. + :param string $locpath: Local file path + :param string $rempath: Remote file path + :param string $mode: FTP mode, defaults to 'auto' (options are: 'auto', 'binary', 'ascii') + :param int $permissions: File permissions (octal) + :returns: TRUE on success, FALSE on failure + :rtype: bool -If set, permissions have to be passed as an octal value. + Uploads a file to your server. You must supply the local path and the + remote path, and you can optionally set the mode and permissions. + Example:: -$this->ftp->download() -====================== + $this->ftp->upload('/local/path/to/myfile.html', '/public_html/myfile.html', 'ascii', 0775); -Downloads a file from your server. You must supply the remote path and -the local path, and you can optionally set the mode. Example:: + If 'auto' mode is used it will base the mode on the file extension of the source file. - $this->ftp->download('/public_html/myfile.html', '/local/path/to/myfile.html', 'ascii'); + If set, permissions have to be passed as an octal value. -**Mode options are:** ascii, binary, and auto (the default). If auto is -used it will base the mode on the file extension of the source file. + .. method:: download($rempath, $locpath[, $mode = 'auto']) -Returns FALSE if the download does not execute successfully (including -if PHP does not have permission to write the local file) + :param string $rempath: Remote file path + :param string $locpath: Local file path + :param string $mode: FTP mode, defaults to 'auto' (options are: 'auto', 'binary', 'ascii') + :returns: TRUE on success, FALSE on failure + :rtype: bool -$this->ftp->rename() -==================== + Downloads a file from your server. You must supply the remote path and + the local path, and you can optionally set the mode. Example:: -Permits you to rename a file. Supply the source file name/path and the -new file name/path. + $this->ftp->download('/public_html/myfile.html', '/local/path/to/myfile.html', 'ascii'); -:: + If 'auto' mode is used it will base the mode on the file extension of the source file. - // Renames green.html to blue.html - $this->ftp->rename('/public_html/foo/green.html', '/public_html/foo/blue.html'); + Returns FALSE if the download does not execute successfully + (including if PHP does not have permission to write the local file). -$this->ftp->move() -================== + .. method:: rename($old_file, $new_file[, $move = FALSE]) -Lets you move a file. Supply the source and destination paths:: + :param string $old_file: Old file name + :param string $new_file: New file name + :param bool $move: Whether a move is being performed + :returns: TRUE on success, FALSE on failure + :rtype: bool - // Moves blog.html from "joe" to "fred" - $this->ftp->move('/public_html/joe/blog.html', '/public_html/fred/blog.html'); + Permits you to rename a file. Supply the source file name/path and the new file name/path. + :: -Note: if the destination file name is different the file will be -renamed. + // Renames green.html to blue.html + $this->ftp->rename('/public_html/foo/green.html', '/public_html/foo/blue.html'); -$this->ftp->delete_file() -========================== + .. method:: move($old_file, $new_file) -Lets you delete a file. Supply the source path with the file name. + :param string $old_file: Old file name + :param string $new_file: New file name + :returns: TRUE on success, FALSE on failure + :rtype: bool -:: + Lets you move a file. Supply the source and destination paths:: - $this->ftp->delete_file('/public_html/joe/blog.html'); + // Moves blog.html from "joe" to "fred" + $this->ftp->move('/public_html/joe/blog.html', '/public_html/fred/blog.html'); -$this->ftp->delete_dir() -========================= + .. note:: If the destination file name is different the file will be renamed. -Lets you delete a directory and everything it contains. Supply the -source path to the directory with a trailing slash. + .. method:: delete_file($filepath) -**Important** Be VERY careful with this function. It will recursively -delete **everything** within the supplied path, including sub-folders -and all files. Make absolutely sure your path is correct. Try using the -list_files() function first to verify that your path is correct. + :param string $filepath: Path to file to delete + :returns: TRUE on success, FALSE on failure + :rtype: bool -:: + Lets you delete a file. Supply the source path with the file name. + :: - $this->ftp->delete_dir('/public_html/path/to/folder/'); + $this->ftp->delete_file('/public_html/joe/blog.html'); -$this->ftp->list_files() -========================= + .. method:: delete_dir($filepath) -Permits you to retrieve a list of files on your server returned as an -array. You must supply the path to the desired directory. + :param string $filepath: Path to directory to delete + :returns: TRUE on success, FALSE on failure + :rtype: bool -:: + Lets you delete a directory and everything it contains. Supply the + source path to the directory with a trailing slash. - $list = $this->ftp->list_files('/public_html/'); + .. important:: Be VERY careful with this method! + It will recursively delete **everything** within the supplied path, + including sub-folders and all files. Make absolutely sure your path + is correct. Try using ``list_files()`` first to verify that your path is correct. - print_r($list); + :: -$this->ftp->mirror() -==================== + $this->ftp->delete_dir('/public_html/path/to/folder/'); -Recursively reads a local folder and everything it contains (including -sub-folders) and creates a mirror via FTP based on it. Whatever the -directory structure of the original file path will be recreated on the -server. You must supply a source path and a destination path:: + .. method:: list_files([$path = '.']) - $this->ftp->mirror('/path/to/myfolder/', '/public_html/myfolder/'); + :param string $path: Directory path + :returns: An array list of files or FALSE on failure + :rtype: array -$this->ftp->mkdir() -=================== + Permits you to retrieve a list of files on your server returned as an + array. You must supply the path to the desired directory. + :: -Lets you create a directory on your server. Supply the path ending in -the folder name you wish to create, with a trailing slash. Permissions -can be set by passed an octal value in the second parameter (if you are -running PHP 5). + $list = $this->ftp->list_files('/public_html/'); + print_r($list); -:: + .. method:: mirror($locpath, $rempath) + + :param string $locpath: Local path + :param string $rempath: Remote path + :returns: TRUE on success, FALSE on failure + :rtype: bool + + Recursively reads a local folder and everything it contains (including + sub-folders) and creates a mirror via FTP based on it. Whatever the + directory structure of the original file path will be recreated on the + server. You must supply a source path and a destination path:: + + $this->ftp->mirror('/path/to/myfolder/', '/public_html/myfolder/'); + + .. method:: mkdir($path[, $permissions = NULL]) + + :param string $path: Path to directory to create + :param int $permissions: Permissions (octal) + :returns: TRUE on success, FALSE on failure + :rtype: bool + + Lets you create a directory on your server. Supply the path ending in + the folder name you wish to create, with a trailing slash. + + Permissions can be set by passing an octal value in the second parameter. + :: + + // Creates a folder named "bar" + $this->ftp->mkdir('/public_html/foo/bar/', DIR_WRITE_MODE); + + .. method:: chmod($path, $perm) + + :param string $path: Path to alter permissions for + :param int $perm: Permissions (octal) + :returns: TRUE on success, FALSE on failure + :rtype: bool + + Permits you to set file permissions. Supply the path to the file or + directory you wish to alter permissions on:: + + // Chmod "bar" to 777 + $this->ftp->chmod('/public_html/foo/bar/', DIR_WRITE_MODE); + + .. method:: changedir($path[, $suppress_debug = FALSE]) - // Creates a folder named "bar" - $this->ftp->mkdir('/public_html/foo/bar/', DIR_WRITE_MODE); + :param string $path: Directory path + :param bool $suppress_debug: Whether to turn off debug messages for this command + :returns: TRUE on success, FALSE on failure + :rtype: bool -$this->ftp->chmod() -=================== + Changes the current working directory to the specified path. -Permits you to set file permissions. Supply the path to the file or -folder you wish to alter permissions on:: + The ``$suppress_debug`` parameter is useful in case you want to use this method + as an ``is_dir()`` alternative for FTP. - // Chmod "bar" to 777 - $this->ftp->chmod('/public_html/foo/bar/', DIR_WRITE_MODE); + .. method:: close() -$this->ftp->close(); -==================== + :returns: TRUE on success, FALSE on failure + :rtype: bool -Closes the connection to your server. It's recommended that you use this -when you are finished uploading. + Closes the connection to your server. It's recommended that you use this + when you are finished uploading.
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