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[elfran222]

Continuación class.upload.php

Código:

    /**
     * Flag stopping PHP upload checks
     *
     * Indicates whether we instanciated the class with a filename, in which case
     * we will not check on the validity of the PHP *upload*
     *
     * This flag is automatically set to true when working on a local file
     *
     * Warning: for uploads, this flag MUST be set to false for security reason
     *
     * @access public
     * @var bool
     */
    var $no_upload_check;

    /**
     * Flag set after calling a process
     *
     * Indicates if the processing, and copy of the resulting file went OK
     *
     * @access public
     * @var bool
     */
    var $processed;

    /**
     * Holds eventual error message in plain english
     *
     * @access public
     * @var string
     */
    var $error;

    /**
     * Holds an HTML formatted log
     *
     * @access public
     * @var string
     */
    var $log;


    // overiddable processing variables
    
    
    /**
     * Set this variable to replace the name body (i.e. without extension)
     *
     * @access public
     * @var string
     */
    var $file_new_name_body;

    /**
     * Set this variable to add a string to the faile name body
     *
     * @access public
     * @var string
     */
    var $file_name_body_add;

    /**
     * Set this variable to change the file extension
     *
     * @access public
     * @var string
     */
    var $file_new_name_ext;

    /**
     * Set this variable to format the filename (spaces changed to _)
     *
     * @access public
     * @var boolean
     */
    var $file_safe_name;

    /**
     * Set this variable to false if you don't want to check the MIME against the allowed list
     *
     * This variable is set to true by default for security reason
     *
     * @access public
     * @var boolean
     */
    var $mime_check;

    /**
     * Set this variable to true if you want to check the MIME type against a mime_magic file
     *
     * This variable is set to false by default as many systems don't have mime_magic installed or properly set
     *
     * @access public
     * @var boolean
     */
    var $mime_magic_check;

    /**
     * Set this variable to false if you don't want to turn dangerous scripts into simple text files
     *
     * @access public
     * @var boolean
     */
    var $no_script;

    /**
     * Set this variable to true to allow automatic renaming of the file
     * if the file already exists
     *
     * Default value is true
     *
     * For instance, on uploading foo.ext,<br>
     * if foo.ext already exists, upload will be renamed foo_1.ext<br>
     * and if foo_1.ext already exists, upload will be renamed foo_2.ext<br>
     *
     * @access public
     * @var bool
     */
    var $file_auto_rename;

    /**
     * Set this variable to true to allow automatic creation of the destination 
     * directory if it is missing (works recursively)
     *
     * Default value is true
     *
     * @access public
     * @var bool
     */
    var $dir_auto_create;

    /**
     * Set this variable to true to allow automatic chmod of the destination 
     * directory if it is not writeable
     *
     * Default value is true
     *
     * @access public
     * @var bool
     */
    var $dir_auto_chmod;

    /**
     * Set this variable to the default chmod you want the class to use
     * when creating directories, or attempting to write in a directory
     *
     * Default value is 0777 (without quotes)
     *
     * @access public
     * @var bool
     */
    var $dir_chmod;

    /**
     * Set this variable tu true to allow overwriting of an existing file
     *
     * Default value is false, so no files will be overwritten
     *
     * @access public
     * @var bool
     */
    var $file_overwrite;

    /**
     * Set this variable to change the maximum size in bytes for an uploaded file
     *
     * Default value is the value <i>upload_max_filesize</i> from php.ini
     *
     * @access public
     * @var double
     */
    var $file_max_size;

    /**
     * Set this variable to true to resize the file if it is an image
     *
     * You will probably want to set {@link image_x} and {@link image_y}, and maybe one of the ratio variables
     *
     * Default value is false (no resizing)
     *
     * @access public
     * @var bool
     */
    var $image_resize;

    /**
     * Set this variable to convert the file if it is an image
     *
     * Possibles values are : ''; 'png'; 'jpeg'; 'gif'; 'bmp'
     *
     * Default value is '' (no conversion)<br>
     * If {@link resize} is true, {@link convert} will be set to the source file extension 
     *
     * @access public
     * @var string
     */
    var $image_convert;

    /**
     * Set this variable to the wanted (or maximum/minimum) width for the processed image, in pixels
     *
     * Default value is 150
     *
     * @access public
     * @var integer
     */
    var $image_x;

    /**
     * Set this variable to the wanted (or maximum/minimum) height for the processed image, in pixels
     *
     * Default value is 150
     *
     * @access public
     * @var integer
     */
    var $image_y;

    /**
     * Set this variable to keep the original size ratio to fit within {@link image_x} x {@link image_y}
     *
     * Default value is false
     *
     * @access public
     * @var bool
     */
    var $image_ratio;

    /**
     * Set this variable to keep the original size ratio to fit within {@link image_x} x {@link image_y}
     * 
     * The image will be resized as to fill the whole space, and excedent will be cropped
     *
     * Value can also be a string, one or more character from 'TBLR' (top, bottom, left and right)
     * If set as a string, it determines which side of the image is kept while cropping.
     * By default, the part of the image kept is in the center, i.e. it crops equally on both sides
     *
     * Default value is false
     *
     * @access public
     * @var mixed
     */
    var $image_ratio_crop;

    /**
     * Set this variable to keep the original size ratio to fit within {@link image_x} x {@link image_y}
     * 
     * The image will be resized to fit entirely in the space, and the rest will be colored.
     * The default color is white, but can be set with {@link image_default_color}
     *
     * Value can also be a string, one or more character from 'TBLR' (top, bottom, left and right)
     * If set as a string, it determines in which side of the space the image is displayed.
     * By default, the image is displayed in the center, i.e. it fills the remaining space equally on both sides
     *
     * Default value is false
     *
     * @access public
     * @var mixed
     */
    var $image_ratio_fill;

    /**
     * Set this variable to a number of pixels so that {@link image_x} and {@link image_y} are the best match possible
     * 
     * The image will be resized to have approximatively the number of pixels
     * The aspect ratio wil be conserved
     *
     * Default value is false
     *
     * @access public
     * @var mixed
     */
    var $image_ratio_pixels;

    /**
     * Set this variable to keep the original size ratio to fit within {@link image_x} x {@link image_y}, 
     * but only if original image is bigger
     *
     * Default value is false
     *
     * @access public
     * @var bool
     */
    var $image_ratio_no_zoom_in;