1: <?php
 2: /**
 3:  * Image uploader. Provides 3 different options - single images,
 4:  * multiple images, and zip file.
 5:  *
 6:  * @package Ansel
 7:  */
 8: class Ansel_Form_Upload extends Horde_Form
 9: {
10:     protected $_useFormToken = false;
11: 
12:     public function __construct(&$vars, $title)
13:     {
14:         global $gallery, $conf;
15: 
16:         parent::Horde_Form($vars, $title);
17: 
18:         $filesize = ini_get('upload_max_filesize');
19:         if (substr($filesize, -1) == 'M') {
20:             $filesize = $filesize * 1048576;
21:         }
22:         $filesize = $this->_get_size($filesize);
23: 
24:         $postsize = ini_get('post_max_size');
25:         if (substr($postsize, -1) == 'M') {
26:             $postsize = $postsize * 1048576;
27:         }
28:         $postsize = $this->_get_size($postsize);
29: 
30:         $this->setButtons(array(_("Upload"), _("Cancel")));
31:         $this->addHidden('', 'gallery', 'text', false);
32:         $this->addHidden('', 'page', 'text', false);
33: 
34:         $this->setSection('single_file', _("Single Photo"));
35:         $this->addHidden('', 'image0', 'text', false);
36:         if (!strlen($vars->get('image0'))) {
37:             $upload = &$this->addVariable(
38:                 _("File to upload"), 'file0', 'file', false, false,
39:                 _("Maximum photo size:") . ' '  . $filesize, array(false));
40:             $upload->setHelp('upload');
41:         }
42:         $this->addVariable(_("Make this the default photo for this gallery?"), 'image0_default', 'boolean', false);
43:         $this->addVariable(_("Caption"), 'image0_desc', 'longtext', false, false, null, array('4', '40'));
44:         $this->addVariable(_("Tags"), 'image0_tags', 'text', false, false, _("Separate tags with commas."));
45: 
46:         $this->setSection('multi_file', _("Multiple Photos"));
47: 
48:         if (!strlen($vars->get('image0'))) {
49:             $msg = sprintf(_("Maximum photo size: %s; with a total of: %s"),
50:                            $filesize, $postsize);
51:             $this->addVariable($msg, 'description', 'description', false);
52:         }
53: 
54:         // start at $i = 1 because 0 is used above.
55:         for ($i = 1; $i <= $conf['image']['num_uploads']; $i++) {
56:             $this->addHidden('', 'image' . $i, 'text', false);
57:             if (!strlen($vars->get('image' . $i))) {
58:                 $upload = &$this->addVariable(sprintf(_("File %s"), $i), 'file' . $i, 'file', false, false, null, array(false));
59:                 $upload->setHelp('upload');
60:             }
61:         }
62: 
63:         $this->setSection('zip_file', _("Zip File Upload"));
64:         $this->addHidden('', 'image' . ($conf['image']['num_uploads'] + 1), 'text', false);
65:         if (!strlen($vars->get('zip'))) {
66:             $upload = &$this->addVariable(
67:                 _("File to upload"),
68:                 'file' . ($conf['image']['num_uploads'] + 1),
69:                 'file', false, false,
70:                 _("Maximum file size:") . ' ' . $filesize);
71:             $upload->setHelp('upload');
72:         }
73:     }
74: 
75:     /**
76:      * Format file size
77:      */
78:     protected function _get_size($size)
79:     {
80:         $bytes = array('B', 'KB', 'MB', 'GB', 'TB');
81: 
82:         foreach ($bytes as $val) {
83:             if ($size > 1024) {
84:                 $size = $size / 1024;
85:             } else {
86:                 break;
87:             }
88:         }
89: 
90:         return round($size, 2) . ' '  . $val;
91:     }
92: 
93: }
94: