41 '); |
41 '); |
42 |
42 |
43 function page_Special_UploadFile() |
43 function page_Special_UploadFile() |
44 { |
44 { |
45 global $db, $session, $paths, $template, $plugins; // Common objects |
45 global $db, $session, $paths, $template, $plugins; // Common objects |
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46 global $lang; |
46 global $mime_types; |
47 global $mime_types; |
47 if(getConfig('enable_uploads')!='1') { die_friendly('Access denied', '<p>File uploads are disabled this website.</p>'); } |
48 if(getConfig('enable_uploads')!='1') { die_friendly($lang->get('etc_access_denied_short'), '<p>' . $lang->get('upload_err_disabled_site') . '</p>'); } |
48 if ( !$session->get_permissions('upload_files') ) |
49 if ( !$session->get_permissions('upload_files') ) |
49 { |
50 { |
50 die_friendly('Access denied', '<p>File uploads are disabled for your user account or group.<p>'); |
51 die_friendly($lang->get('etc_access_denied_short'), '<p>' . $lang->get('upload_err_disabled_acl') . '</p>'); |
51 } |
52 } |
52 if(isset($_POST['doit'])) |
53 if(isset($_POST['doit'])) |
53 { |
54 { |
54 if(isset($_FILES['data'])) |
55 if(isset($_FILES['data'])) |
55 { |
56 { |
59 { |
60 { |
60 $file = false; |
61 $file = false; |
61 } |
62 } |
62 if ( !is_array($file) ) |
63 if ( !is_array($file) ) |
63 { |
64 { |
64 die_friendly('Upload failed', '<p>The server could not retrieve the array $_FILES[\'data\'].</p>'); |
65 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_cant_get_file_meta') . '</p>'); |
65 } |
66 } |
66 if ( $file['size'] == 0 || $file['size'] > (int)getConfig('max_file_size') ) |
67 if ( $file['size'] == 0 || $file['size'] > (int)getConfig('max_file_size') ) |
67 { |
68 { |
68 die_friendly('Upload failed', '<p>The file you uploaded is either too large or 0 bytes in length.</p>'); |
69 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_too_big_or_small') . '</p>'); |
69 } |
70 } |
70 /* |
71 |
71 $allowed_mime_types = Array( |
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72 'text/plain', |
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73 'image/png', |
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74 'image/jpeg', |
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75 'image/tiff', |
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76 'image/gif', |
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77 'text/html', // Safe because the file is stashed in the database |
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78 'application/x-bzip2', |
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79 'application/x-gzip', |
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80 'text/x-c++' |
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81 ); |
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82 if(function_exists('finfo_open') && $fi = finfo_open(FILEINFO_MIME, ENANO_ROOT.'/includes/magic')) // First try to use the fileinfo extension, this is the best way to determine the mimetype |
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83 { |
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84 if(!$fi) die_friendly('Upload failed', '<p>Enano was unable to determine the format of the uploaded file.</p><p>'.@finfo_file($fi, $file['tmp_name']).'</p>'); |
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85 $type = @finfo_file($fi, $file['tmp_name']); |
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86 @finfo_close($fi); |
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87 } |
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88 elseif(function_exists('mime_content_type')) |
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89 $type = mime_content_type($file['tmp_name']); // OK, no fileinfo function. Use a (usually) built-in PHP function |
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90 elseif(isset($file['type'])) |
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91 $type = $file['type']; // LAST RESORT: use the mimetype the browser sent us, though this is likely to be spoofed |
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92 else // DANG! Not even the browser told us. Bail out. |
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93 die_friendly('Upload failed', '<p>Enano was unable to determine the format of the uploaded file.</p>'); |
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94 */ |
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95 $types = fetch_allowed_extensions(); |
72 $types = fetch_allowed_extensions(); |
96 $ext = substr($file['name'], strrpos($file['name'], '.')+1, strlen($file['name'])); |
73 $ext = substr($file['name'], strrpos($file['name'], '.')+1, strlen($file['name'])); |
97 if ( !isset($types[$ext]) || ( isset($types[$ext]) && !$types[$ext] ) ) |
74 if ( !isset($types[$ext]) || ( isset($types[$ext]) && !$types[$ext] ) ) |
98 { |
75 { |
99 die_friendly('Upload failed', '<p>The file type ".'.$ext.'" is not allowed.</p>'); |
76 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_banned_ext', array('ext' => htmlspecialchars($ext))) . '</p>'); |
100 } |
77 } |
101 $type = $mime_types[$ext]; |
78 $type = $mime_types[$ext]; |
102 //$type = explode(';', $type); $type = $type[0]; |
79 //$type = explode(';', $type); $type = $type[0]; |
103 //if(!in_array($type, $allowed_mime_types)) die_friendly('Upload failed', '<p>The file type "'.$type.'" is not allowed.</p>'); |
80 //if(!in_array($type, $allowed_mime_types)) die_friendly('Upload failed', '<p>The file type "'.$type.'" is not allowed.</p>'); |
104 if($_POST['rename'] != '') |
81 if($_POST['rename'] != '') |
110 $filename = $file['name']; |
87 $filename = $file['name']; |
111 } |
88 } |
112 $bad_chars = Array(':', '\\', '/', '<', '>', '|', '*', '?', '"', '#', '+'); |
89 $bad_chars = Array(':', '\\', '/', '<', '>', '|', '*', '?', '"', '#', '+'); |
113 foreach($bad_chars as $ch) |
90 foreach($bad_chars as $ch) |
114 { |
91 { |
115 if(strstr($filename, $ch) || preg_match('/^([ ]+)$/is', $filename)) die_friendly('Upload failed', '<p>The filename contains invalid characters.</p>'); |
92 if(strstr($filename, $ch) || preg_match('/^([ ]+)$/is', $filename)) |
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93 { |
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94 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_banned_chars') . '</p>'); |
|
95 } |
116 } |
96 } |
117 |
97 |
118 if ( isset ( $paths->pages[ $paths->nslist['File'] . $filename ] ) && !isset ( $_POST['update'] ) ) |
98 if ( isset ( $paths->pages[ $paths->nslist['File'] . $filename ] ) && !isset ( $_POST['update'] ) ) |
119 { |
99 { |
120 die_friendly('Upload failed', '<p>The file already exists. You can <a href="'.makeUrlNS('Special', 'UploadFile/'.$filename).'">upload a new version of this file</a>.</p>'); |
100 $upload_link = makeUrlNS('Special', 'UploadFile/'.$filename); |
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101 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_already_exists', array('upload_link' => $upload_link)) . '</p>'); |
121 } |
102 } |
122 else if ( isset($_POST['update']) && |
103 else if ( isset($_POST['update']) && |
123 ( !isset($paths->pages[$paths->nslist['File'].$filename]) || |
104 ( !isset($paths->pages[$paths->nslist['File'].$filename]) || |
124 (isset($paths->pages[$paths->nslist['File'].$filename]) && |
105 (isset($paths->pages[$paths->nslist['File'].$filename]) && |
125 $paths->pages[$paths->nslist['File'].$filename]['protected'] == 1 ) |
106 $paths->pages[$paths->nslist['File'].$filename]['protected'] == 1 ) |
126 ) |
107 ) |
127 ) |
108 ) |
128 { |
109 { |
129 die_friendly('Upload failed', '<p>Either the file does not exist (and therefore cannot be updated) or the file is protected.</p>'); |
110 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_replace_protected') . '</p>'); |
130 } |
111 } |
131 |
112 |
132 $utime = time(); |
113 $utime = time(); |
133 |
114 |
134 $filename = $db->escape($filename); |
115 $filename = $db->escape($filename); |
142 $key = md5($filename . '_' . file_get_contents($file['tmp_name'])); |
123 $key = md5($filename . '_' . file_get_contents($file['tmp_name'])); |
143 $targetname = ENANO_ROOT . '/files/' . $key . '_' . $utime . $ext; |
124 $targetname = ENANO_ROOT . '/files/' . $key . '_' . $utime . $ext; |
144 |
125 |
145 if(!@move_uploaded_file($file['tmp_name'], $targetname)) |
126 if(!@move_uploaded_file($file['tmp_name'], $targetname)) |
146 { |
127 { |
147 die_friendly('Upload failed', '<p>Could not move uploaded file to the new location.</p>'); |
128 die_friendly($lang->get('upload_err_title'), '<p>' . $lang->get('upload_err_move_failed') . '</p>'); |
148 } |
129 } |
149 |
130 |
150 if(getConfig('file_history') != '1') |
131 if(getConfig('file_history') != '1') |
151 { |
132 { |
152 if(!$db->sql_query('DELETE FROM '.table_prefix.'files WHERE filename=\''.$filename.'\' LIMIT 1;')) $db->_die('The old file data could not be deleted.'); |
133 if(!$db->sql_query('DELETE FROM '.table_prefix.'files WHERE filename=\''.$filename.'\' LIMIT 1;')) $db->_die('The old file data could not be deleted.'); |
160 } |
141 } |
161 else |
142 else |
162 { |
143 { |
163 if(!$db->sql_query('INSERT INTO '.table_prefix.'logs(time_id,date_string,log_type,action,author,page_id,namespace,edit_summary) VALUES('.$utime.', \''.enano_date('d M Y h:i a').'\', \'page\', \'reupload\', \''.$session->username.'\', \''.$filename.'\', \''.'File'.'\', \''.$comments.'\');')) $db->_die('The page log could not be updated.'); |
144 if(!$db->sql_query('INSERT INTO '.table_prefix.'logs(time_id,date_string,log_type,action,author,page_id,namespace,edit_summary) VALUES('.$utime.', \''.enano_date('d M Y h:i a').'\', \'page\', \'reupload\', \''.$session->username.'\', \''.$filename.'\', \''.'File'.'\', \''.$comments.'\');')) $db->_die('The page log could not be updated.'); |
164 } |
145 } |
165 die_friendly('Upload complete', '<p>Your file has been uploaded successfully. View the <a href="'.makeUrlNS('File', $filename).'">file\'s page</a>.</p>'); |
146 die_friendly($lang->get('upload_success_title'), '<p>' . $lang->get('upload_success_body', array('file_link' => makeUrlNS('File', $filename))) . '</p>'); |
166 } |
147 } |
167 else |
148 else |
168 { |
149 { |
169 $template->header(); |
150 $template->header(); |
170 $fn = $paths->getParam(0); |
151 $fn = $paths->getParam(0); |
171 if ( $fn && !$session->get_permissions('upload_new_version') ) |
152 if ( $fn && !$session->get_permissions('upload_new_version') ) |
172 { |
153 { |
173 die_friendly('Access denied', '<p>Uploading new versions of files has been disabled for your user account or group.<p>'); |
154 die_friendly($lang->get('etc_access_denied_short'), '<p>' . $lang->get('upload_err_replace_denied') . '<p>'); |
174 } |
155 } |
175 ?> |
156 ?> |
176 <p>Using this form you can upload a file to the <?php echo getConfig('site_name'); ?> site.</p> |
157 <p><?php echo $lang->get('upload_intro'); ?></p> |
177 <p>The maximum file size is <?php |
158 <p><?php |
178 // Get the max file size, and format it in a way that is user-friendly |
159 // Get the max file size, and format it in a way that is user-friendly |
|
160 |
179 $fs = getConfig('max_file_size'); |
161 $fs = getConfig('max_file_size'); |
180 echo commatize($fs).' bytes'; |
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181 $fs = (int)$fs; |
162 $fs = (int)$fs; |
182 if($fs >= 1048576) |
163 if($fs >= 1048576) |
183 { |
164 { |
184 $fs = round($fs / 1048576, 1); |
165 $fs = round($fs / 1048576, 1); |
185 echo ' ('.$fs.' MB)'; |
166 $unitized = $fs . ' ' . $lang->get('etc_unit_megabytes_short'); |
186 } |
167 } |
187 elseif($fs >= 1024) |
168 elseif($fs >= 1024) |
188 { |
169 { |
189 $fs = round($fs / 1024, 1); |
170 $fs = round($fs / 1024, 1); |
190 echo ' ('.$fs.' KB)'; |
171 $unitized = $fs . ' ' . $lang->get('etc_unit_kilobytes_short'); |
191 } |
172 } |
192 ?>.</p> |
173 |
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174 echo $lang->get('upload_max_filesize', array( |
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175 'size' => $unitized |
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176 )); |
|
177 ?></p> |
193 <form action="<?php echo makeUrl($paths->page); ?>" method="post" enctype="multipart/form-data"> |
178 <form action="<?php echo makeUrl($paths->page); ?>" method="post" enctype="multipart/form-data"> |
194 <table border="0" cellspacing="1" cellpadding="4"> |
179 <table border="0" cellspacing="1" cellpadding="4"> |
195 <tr><td>File:</td><td><input name="data" type="file" size="40" /></td></tr> |
180 <tr><td><?php echo $lang->get('upload_field_file'); ?></td><td><input name="data" type="file" size="40" /></td></tr> |
196 <tr><td>Rename to:</td><td><input name="rename" type="text" size="40"<?php if($fn) echo ' value="'.$fn.'" readonly="readonly"'; ?> /></td></tr> |
181 <tr><td><?php echo $lang->get('upload_field_renameto'); ?></td><td><input name="rename" type="text" size="40"<?php if($fn) echo ' value="'.$fn.'" readonly="readonly"'; ?> /></td></tr> |
197 <?php |
182 <?php |
198 if(!$fn) echo '<tr><td>Comments:<br />(can be wiki-formatted)</td><td><textarea name="comments" rows="20" cols="60"></textarea></td></tr>'; |
183 if(!$fn) echo '<tr><td>' . $lang->get('upload_field_comments') . '</td><td><textarea name="comments" rows="20" cols="60"></textarea></td></tr>'; |
199 else echo '<tr><td>Reason for uploading the new version: </td><td><input name="comments" size="50" /></td></tr>'; |
184 else echo '<tr><td>' . $lang->get('upload_field_reason') . '</td><td><input name="comments" size="50" /></td></tr>'; |
200 ?> |
185 ?> |
201 <tr><td colspan="2" style="text-align: center"> |
186 <tr><td colspan="2" style="text-align: center"> |
202 <?php |
187 <?php |
203 if($fn) |
188 if($fn) |
204 echo '<input type="hidden" name="update" value="true" />'; |
189 echo '<input type="hidden" name="update" value="true" />'; |
205 ?> |
190 ?> |
206 <input type="submit" name="doit" value="Upload file" /> |
191 <input type="submit" name="doit" value="<?php echo $lang->get('upload_btn_upload'); ?>" /> |
207 </td></tr> |
192 </td></tr> |
208 </table> |
193 </table> |
209 </form> |
194 </form> |
210 <?php |
195 <?php |
211 $template->footer(); |
196 $template->footer(); |
233 $db->_die('The file data could not be selected.'); |
219 $db->_die('The file data could not be selected.'); |
234 } |
220 } |
235 if ( $db->numrows() < 1 ) |
221 if ( $db->numrows() < 1 ) |
236 { |
222 { |
237 header('HTTP/1.1 404 Not Found'); |
223 header('HTTP/1.1 404 Not Found'); |
238 die_friendly('File not found', '<p>The file "'.htmlspecialchars($filename).'" cannot be found.</p>'); |
224 die_friendly($lang->get('upload_err_not_found_title'), '<p>' . $lang->get('upload_err_not_found_body', array('filename' => htmlspecialchars($filename))) . '</p>'); |
239 } |
225 } |
240 $row = $db->fetchrow(); |
226 $row = $db->fetchrow(); |
241 $db->free_result(); |
227 $db->free_result(); |
242 |
228 |
243 // Check permissions |
229 // Check permissions |
244 $perms = $session->fetch_page_acl($row['page_id'], 'File'); |
230 $perms = $session->fetch_page_acl($row['page_id'], 'File'); |
245 if ( !$perms->get_permissions('read') ) |
231 if ( !$perms->get_permissions('read') ) |
246 { |
232 { |
247 die_friendly('Access denied', '<p>Access to the specified file is denied.</p>'); |
233 die_friendly($lang->get('etc_access_denied_short'), '<p>' . $lang->get('etc_access_denied') . '</p>'); |
248 } |
234 } |
249 |
235 |
250 $fname = ENANO_ROOT . '/files/' . $row['file_key'] . '_' . $row['time_id'] . $row['file_extension']; |
236 $fname = ENANO_ROOT . '/files/' . $row['file_key'] . '_' . $row['time_id'] . $row['file_extension']; |
251 |
237 |
252 if ( isset($_GET['preview']) && substr($row['mimetype'], 0, 6) == 'image/' ) |
238 if ( isset($_GET['preview']) && substr($row['mimetype'], 0, 6) == 'image/' ) |