X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/5517dbf1904795f710675847cd2a49f64009286c..914ba42493e01bc0f79053b0d3cd6348fcdfa0f8:/cookbooks/dmca/files/default/html/HTML/QuickForm/file.php

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+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+/**
+ * HTML class for a file upload field
+ * 
+ * PHP versions 4 and 5
+ *
+ * LICENSE: This source file is subject to version 3.01 of the PHP license
+ * that is available through the world-wide-web at the following URI:
+ * http://www.php.net/license/3_01.txt If you did not receive a copy of
+ * the PHP License and are unable to obtain it through the web, please
+ * send a note to license@php.net so we can mail you a copy immediately.
+ *
+ * @category    HTML
+ * @package     HTML_QuickForm
+ * @author      Adam Daniel <adaniel1@eesus.jnj.com>
+ * @author      Bertrand Mansion <bmansion@mamasam.com>
+ * @author      Alexey Borzov <avb@php.net>
+ * @copyright   2001-2011 The PHP Group
+ * @license     http://www.php.net/license/3_01.txt PHP License 3.01
+ * @version     CVS: $Id$
+ * @link        http://pear.php.net/package/HTML_QuickForm
+ */
+
+/**
+ * Base class for <input /> form elements
+ */
+require_once 'HTML/QuickForm/input.php';
+
+// register file-related rules
+if (class_exists('HTML_QuickForm')) {
+    HTML_QuickForm::registerRule('uploadedfile', 'callback', '_ruleIsUploadedFile', 'HTML_QuickForm_file');
+    HTML_QuickForm::registerRule('maxfilesize', 'callback', '_ruleCheckMaxFileSize', 'HTML_QuickForm_file');
+    HTML_QuickForm::registerRule('mimetype', 'callback', '_ruleCheckMimeType', 'HTML_QuickForm_file');
+    HTML_QuickForm::registerRule('filename', 'callback', '_ruleCheckFileName', 'HTML_QuickForm_file');
+}
+
+/**
+ * HTML class for a file upload field
+ * 
+ * @category    HTML
+ * @package     HTML_QuickForm
+ * @author      Adam Daniel <adaniel1@eesus.jnj.com>
+ * @author      Bertrand Mansion <bmansion@mamasam.com>
+ * @author      Alexey Borzov <avb@php.net>
+ * @version     Release: 3.2.16
+ * @since       1.0
+ */
+class HTML_QuickForm_file extends HTML_QuickForm_input
+{
+    // {{{ properties
+
+   /**
+    * Uploaded file data, from $_FILES
+    * @var array
+    */
+    var $_value = null;
+
+    // }}}
+    // {{{ constructor
+
+    /**
+     * Class constructor
+     * 
+     * @param     string    Input field name attribute
+     * @param     string    Input field label
+     * @param     mixed     (optional)Either a typical HTML attribute string 
+     *                      or an associative array
+     * @since     1.0
+     * @access    public
+     */
+    function HTML_QuickForm_file($elementName=null, $elementLabel=null, $attributes=null)
+    {
+        HTML_QuickForm_input::HTML_QuickForm_input($elementName, $elementLabel, $attributes);
+        $this->setType('file');
+    } //end constructor
+    
+    // }}}
+    // {{{ setSize()
+
+    /**
+     * Sets size of file element
+     * 
+     * @param     int    Size of file element
+     * @since     1.0
+     * @access    public
+     */
+    function setSize($size)
+    {
+        $this->updateAttributes(array('size' => $size));
+    } //end func setSize
+    
+    // }}}
+    // {{{ getSize()
+
+    /**
+     * Returns size of file element
+     * 
+     * @since     1.0
+     * @access    public
+     * @return    int
+     */
+    function getSize()
+    {
+        return $this->getAttribute('size');
+    } //end func getSize
+
+    // }}}
+    // {{{ freeze()
+
+    /**
+     * Freeze the element so that only its value is returned
+     * 
+     * @access    public
+     * @return    bool
+     */
+    function freeze()
+    {
+        return false;
+    } //end func freeze
+
+    // }}}
+    // {{{ setValue()
+
+    /**
+     * Sets value for file element.
+     * 
+     * Actually this does nothing. The function is defined here to override
+     * HTML_Quickform_input's behaviour of setting the 'value' attribute. As
+     * no sane user-agent uses <input type="file">'s value for anything 
+     * (because of security implications) we implement file's value as a 
+     * read-only property with a special meaning.
+     * 
+     * @param     mixed    Value for file element
+     * @since     3.0
+     * @access    public
+     */
+    function setValue($value)
+    {
+        return null;
+    } //end func setValue
+    
+    // }}}
+    // {{{ getValue()
+
+    /**
+     * Returns information about the uploaded file
+     *
+     * @since     3.0
+     * @access    public
+     * @return    array
+     */
+    function getValue()
+    {
+        return $this->_value;
+    } // end func getValue
+
+    // }}}
+    // {{{ onQuickFormEvent()
+
+    /**
+     * Called by HTML_QuickForm whenever form event is made on this element
+     *
+     * @param     string    Name of event
+     * @param     mixed     event arguments
+     * @param     object    calling object
+     * @since     1.0
+     * @access    public
+     * @return    bool
+     */
+    function onQuickFormEvent($event, $arg, &$caller)
+    {
+        switch ($event) {
+            case 'updateValue':
+                if ($caller->getAttribute('method') == 'get') {
+                    return PEAR::raiseError('Cannot add a file upload field to a GET method form');
+                }
+                $this->_value = $this->_findValue();
+                $caller->updateAttributes(array('enctype' => 'multipart/form-data'));
+                $caller->setMaxFileSize();
+                break;
+            case 'addElement':
+                $this->onQuickFormEvent('createElement', $arg, $caller);
+                return $this->onQuickFormEvent('updateValue', null, $caller);
+                break;
+            case 'createElement':
+                $className = get_class($this);
+                $this->$className($arg[0], $arg[1], $arg[2]);
+                break;
+        }
+        return true;
+    } // end func onQuickFormEvent
+
+    // }}}
+    // {{{ moveUploadedFile()
+
+    /**
+     * Moves an uploaded file into the destination 
+     * 
+     * @param    string  Destination directory path
+     * @param    string  New file name
+     * @access   public
+     * @return   bool    Whether the file was moved successfully
+     */
+    function moveUploadedFile($dest, $fileName = '')
+    {
+        if ($dest != ''  && substr($dest, -1) != '/') {
+            $dest .= '/';
+        }
+        $fileName = ($fileName != '') ? $fileName : basename($this->_value['name']);
+        return move_uploaded_file($this->_value['tmp_name'], $dest . $fileName); 
+    } // end func moveUploadedFile
+    
+    // }}}
+    // {{{ isUploadedFile()
+
+    /**
+     * Checks if the element contains an uploaded file
+     *
+     * @access    public
+     * @return    bool      true if file has been uploaded, false otherwise
+     */
+    function isUploadedFile()
+    {
+        return $this->_ruleIsUploadedFile($this->_value);
+    } // end func isUploadedFile
+
+    // }}}
+    // {{{ _ruleIsUploadedFile()
+
+    /**
+     * Checks if the given element contains an uploaded file
+     *
+     * @param     array     Uploaded file info (from $_FILES)
+     * @access    private
+     * @return    bool      true if file has been uploaded, false otherwise
+     */
+    function _ruleIsUploadedFile($elementValue)
+    {
+        if ((isset($elementValue['error']) && $elementValue['error'] == 0) ||
+            (!empty($elementValue['tmp_name']) && $elementValue['tmp_name'] != 'none')) {
+            return is_uploaded_file($elementValue['tmp_name']);
+        } else {
+            return false;
+        }
+    } // end func _ruleIsUploadedFile
+    
+    // }}}
+    // {{{ _ruleCheckMaxFileSize()
+
+    /**
+     * Checks that the file does not exceed the max file size
+     *
+     * @param     array     Uploaded file info (from $_FILES)
+     * @param     int       Max file size
+     * @access    private
+     * @return    bool      true if filesize is lower than maxsize, false otherwise
+     */
+    function _ruleCheckMaxFileSize($elementValue, $maxSize)
+    {
+        if (!empty($elementValue['error']) && 
+            (UPLOAD_ERR_FORM_SIZE == $elementValue['error'] || UPLOAD_ERR_INI_SIZE == $elementValue['error'])) {
+            return false;
+        }
+        if (!HTML_QuickForm_file::_ruleIsUploadedFile($elementValue)) {
+            return true;
+        }
+        return ($maxSize >= @filesize($elementValue['tmp_name']));
+    } // end func _ruleCheckMaxFileSize
+
+    // }}}
+    // {{{ _ruleCheckMimeType()
+
+    /**
+     * Checks if the given element contains an uploaded file of the right mime type
+     *
+     * @param     array     Uploaded file info (from $_FILES)
+     * @param     mixed     Mime Type (can be an array of allowed types)
+     * @access    private
+     * @return    bool      true if mimetype is correct, false otherwise
+     */
+    function _ruleCheckMimeType($elementValue, $mimeType)
+    {
+        if (!HTML_QuickForm_file::_ruleIsUploadedFile($elementValue)) {
+            return true;
+        }
+        if (is_array($mimeType)) {
+            return in_array($elementValue['type'], $mimeType);
+        }
+        return $elementValue['type'] == $mimeType;
+    } // end func _ruleCheckMimeType
+
+    // }}}
+    // {{{ _ruleCheckFileName()
+
+    /**
+     * Checks if the given element contains an uploaded file of the filename regex
+     *
+     * @param     array     Uploaded file info (from $_FILES)
+     * @param     string    Regular expression
+     * @access    private
+     * @return    bool      true if name matches regex, false otherwise
+     */
+    function _ruleCheckFileName($elementValue, $regex)
+    {
+        if (!HTML_QuickForm_file::_ruleIsUploadedFile($elementValue)) {
+            return true;
+        }
+        return (bool)preg_match($regex, $elementValue['name']);
+    } // end func _ruleCheckFileName
+    
+    // }}}
+    // {{{ _findValue()
+
+   /**
+    * Tries to find the element value from the values array
+    * 
+    * Needs to be redefined here as $_FILES is populated differently from 
+    * other arrays when element name is of the form foo[bar]
+    * 
+    * @param bool $sc1   unused, for signature compatibility
+    *
+    * @access    private
+    * @return    mixed
+    */
+    function _findValue(&$sc1 = null)
+    {
+        if (empty($_FILES)) {
+            return null;
+        }
+        $elementName = $this->getName();
+        if (isset($_FILES[$elementName])) {
+            return $_FILES[$elementName];
+        } elseif (false !== ($pos = strpos($elementName, '['))) {
+            $base  = str_replace(
+                        array('\\', '\''), array('\\\\', '\\\''),
+                        substr($elementName, 0, $pos)
+                    ); 
+            $idx   = "['" . str_replace(
+                        array('\\', '\'', ']', '['), array('\\\\', '\\\'', '', "']['"),
+                        substr($elementName, $pos + 1, -1)
+                     ) . "']";
+            $props = array('name', 'type', 'size', 'tmp_name', 'error');
+            $code  = "if (!isset(\$_FILES['{$base}']['name']{$idx})) {\n" .
+                     "    return null;\n" .
+                     "} else {\n" .
+                     "    \$value = array();\n";
+            foreach ($props as $prop) {
+                $code .= "    \$value['{$prop}'] = \$_FILES['{$base}']['{$prop}']{$idx};\n";
+            }
+            return eval($code . "    return \$value;\n}\n");
+        } else {
+            return null;
+        }
+    }
+
+    // }}}
+} // end class HTML_QuickForm_file
+?>