2 /* vim: set expandtab sw=4 ts=4 sts=4: */
4 * manipulation of table data like inserting, replacing and updating
6 * usally called as form action from tbl_change.php to insert or update table rows
10 * @todo 'edit_next' tends to not work as expected if used ... at least there is no order by
11 * it needs the original query and the row number and than replace the LIMIT clause
12 * @uses PMA_checkParameters()
13 * @uses PMA_DBI_select_db()
14 * @uses PMA_DBI_query()
15 * @uses PMA_DBI_fetch_row()
16 * @uses PMA_DBI_get_fields_meta()
17 * @uses PMA_DBI_free_result()
18 * @uses PMA_DBI_try_query()
19 * @uses PMA_DBI_getError()
20 * @uses PMA_DBI_affected_rows()
21 * @uses PMA_DBI_insert_id()
22 * @uses PMA_backquote()
23 * @uses PMA_getUniqueCondition()
24 * @uses PMA_sqlAddslashes()
25 * @uses PMA_securePath()
26 * @uses PMA_sendHeaderLocation()
33 * @uses preg_replace()
35 * @uses $GLOBALS['db']
36 * @uses $GLOBALS['table']
37 * @uses $GLOBALS['goto']
38 * @uses $GLOBALS['sql_query']
42 * do not import request variable into global scope
44 * cannot be used as long as it could happen that the $goto file that is included
45 * at the end of this script is not updated to work without imported request variables
47 * @todo uncomment this if all possible included files to rely on import request variables
48 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
49 define('PMA_NO_VARIABLES_IMPORT', true);
53 * Gets some core libraries
55 require_once './libraries/common.inc.php';
58 PMA_checkParameters(array('db', 'table', 'goto'));
60 PMA_DBI_select_db($GLOBALS['db']);
63 * Initializes some variables
65 $goto_include = false;
67 if (isset($_REQUEST['insert_rows']) && is_numeric($_REQUEST['insert_rows']) && $_REQUEST['insert_rows'] != $cfg['InsertRows']) {
68 $cfg['InsertRows'] = $_REQUEST['insert_rows'];
69 $GLOBALS['js_include'][] = 'tbl_change.js';
70 require_once './libraries/header.inc.php';
71 require './tbl_change.php';
75 if (isset($_REQUEST['after_insert'])
76 && in_array($_REQUEST['after_insert'], array('new_insert', 'same_insert', 'edit_next'))) {
77 $url_params['after_insert'] = $_REQUEST['after_insert'];
78 //$GLOBALS['goto'] = 'tbl_change.php';
79 $goto_include = 'tbl_change.php';
81 if (isset($_REQUEST['primary_key'])) {
82 if ($_REQUEST['after_insert'] == 'same_insert') {
83 foreach ($_REQUEST['primary_key'] as $pk) {
84 $url_params['primary_key'][] = $pk;
86 } elseif ($_REQUEST['after_insert'] == 'edit_next') {
87 foreach ($_REQUEST['primary_key'] as $pk) {
88 $local_query = 'SELECT * FROM ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
89 . ' WHERE ' . str_replace('` =', '` >', $pk)
91 $res = PMA_DBI_query($local_query);
92 $row = PMA_DBI_fetch_row($res);
93 $meta = PMA_DBI_get_fields_meta($res);
94 // must find a unique condition based on unique key,
95 // not a combination of all fields
96 if ($tmp = PMA_getUniqueCondition($res, count($meta), $meta, $row, true)) {
97 $_SESSION['edit_next'] = $tmp;
103 } elseif (! empty($GLOBALS['goto'])) {
104 if (! preg_match('@^[a-z_]+\.php$@', $GLOBALS['goto'])) {
105 // this should NOT happen
106 //$GLOBALS['goto'] = false;
107 $goto_include = false;
109 $goto_include = $GLOBALS['goto'];
111 if ($GLOBALS['goto'] == 'db_sql.php' && strlen($GLOBALS['table'])) {
112 $GLOBALS['table'] = '';
116 if (! $goto_include) {
117 if (! strlen($GLOBALS['table'])) {
118 $goto_include = 'db_sql.php';
120 $goto_include = 'tbl_sql.php';
124 // Defines the url to return in case of failure of the query
125 if (isset($_REQUEST['err_url'])) {
126 $err_url = $_REQUEST['err_url'];
128 $err_url = 'tbl_change.php' . PMA_generate_common_url($url_params);
132 $seen_binary = false;
135 * Prepares the update/insert of a row
137 if (isset($_REQUEST['primary_key'])) {
138 // we were editing something => use primary key
139 $loop_array = (is_array($_REQUEST['primary_key']) ?
$_REQUEST['primary_key'] : array($_REQUEST['primary_key']));
141 $is_insert = ($_REQUEST['submit_type'] == $GLOBALS['strInsertAsNewRow']);
143 // new row => use indexes
144 $loop_array = array();
145 foreach ($_REQUEST['fields']['multi_edit'] as $key => $dummy) {
146 $loop_array[] = $key;
153 $value_sets = array();
154 $func_no_param = array(
167 foreach ($loop_array as $rowcount => $primary_key) {
168 // skip fields to be ignored
169 if (! $using_key && isset($_REQUEST['insert_ignore_' . $primary_key])) {
173 // Defines the SET part of the sql query
174 $query_values = array();
176 // Map multi-edit keys to single-level arrays, dependent on how we got the fields
178 isset($_REQUEST['fields']['multi_edit'][$rowcount])
179 ?
$_REQUEST['fields']['multi_edit'][$rowcount]
182 isset($_REQUEST['fields_prev']['multi_edit'][$rowcount])
183 ?
$_REQUEST['fields_prev']['multi_edit'][$rowcount]
186 isset($_REQUEST['funcs']['multi_edit'][$rowcount])
187 ?
$_REQUEST['funcs']['multi_edit'][$rowcount]
190 isset($_REQUEST['fields_type']['multi_edit'][$rowcount])
191 ?
$_REQUEST['fields_type']['multi_edit'][$rowcount]
194 isset($_REQUEST['fields_null']['multi_edit'][$rowcount])
195 ?
$_REQUEST['fields_null']['multi_edit'][$rowcount]
197 $me_fields_null_prev =
198 isset($_REQUEST['fields_null_prev']['multi_edit'][$rowcount])
199 ?
$_REQUEST['fields_null_prev']['multi_edit'][$rowcount]
202 isset($_REQUEST['auto_increment']['multi_edit'][$rowcount])
203 ?
$_REQUEST['auto_increment']['multi_edit'][$rowcount]
206 foreach ($me_fields as $key => $val) {
208 require './libraries/tbl_replace_fields.inc.php';
210 if (empty($me_funcs[$key])) {
212 } elseif ('UNIX_TIMESTAMP' === $me_funcs[$key] && $val != "''") {
213 $cur_value = $me_funcs[$key] . '(' . $val . ')';
214 } elseif (in_array($me_funcs[$key], $func_no_param)) {
215 $cur_value = $me_funcs[$key] . '()';
217 $cur_value = $me_funcs[$key] . '(' . $val . ')';
222 // no need to add column into the valuelist
223 if (strlen($cur_value)) {
224 $query_values[] = $cur_value;
225 // first inserted row so prepare the list of fields
226 if (empty($value_sets)) {
227 $query_fields[] = PMA_backquote($key);
232 } elseif (!empty($me_fields_null_prev[$key])
233 && !isset($me_fields_null[$key])) {
234 // field had the null checkbox before the update
235 // field no longer has the null checkbox
236 $query_values[] = PMA_backquote($key) . ' = ' . $cur_value;
237 } elseif (empty($me_funcs[$key])
238 && isset($me_fields_prev[$key])
239 && ("'" . PMA_sqlAddslashes($me_fields_prev[$key]) . "'" == $val)) {
240 // No change for this column and no MySQL function is used -> next column
242 } elseif (! empty($val)) {
243 // avoid setting a field to NULL when it's already NULL
244 // (field had the null checkbox before the update
245 // field still has the null checkbox)
246 if (!(! empty($me_fields_null_prev[$key])
247 && isset($me_fields_null[$key]))) {
248 $query_values[] = PMA_backquote($key) . ' = ' . $cur_value;
251 } // end foreach ($me_fields as $key => $val)
253 if (count($query_values) > 0) {
255 $value_sets[] = implode(', ', $query_values);
257 // build update query
258 $query[] = 'UPDATE ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
259 . ' SET ' . implode(', ', $query_values) . ' WHERE ' . $primary_key . ' LIMIT 1';
263 } // end foreach ($loop_array as $primary_key)
264 unset($me_fields_prev, $me_funcs, $me_fields_type, $me_fields_null, $me_fields_null_prev,
265 $me_auto_increment, $cur_value, $key, $val, $loop_array, $primary_key, $using_key,
269 // Builds the sql query
270 if ($is_insert && count($value_sets) > 0) {
271 $query[] = 'INSERT INTO ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
272 . ' (' . implode(', ', $query_fields) . ') VALUES (' . implode('), (', $value_sets) . ')';
274 unset($query_fields, $value_sets);
276 $message = PMA_Message
::success('strRowsInserted');
277 } elseif (! empty($query)) {
278 $message = PMA_Message
::success('strRowsAffected');
280 // No change -> move back to the calling script
281 $message = PMA_Message
::success('strNoModification');
282 $GLOBALS['js_include'][] = 'functions.js';
283 $active_page = $goto_include;
284 require_once './libraries/header.inc.php';
285 require './' . PMA_securePath($goto_include);
288 unset($me_fields, $is_insert);
291 * Executes the sql query and get the result, then move back to the calling
294 if (! empty($GLOBALS['sql_query'])) {
295 $url_params['sql_query'] = $GLOBALS['sql_query'];
296 $return_to_sql_query = $GLOBALS['sql_query'];
298 $GLOBALS['sql_query'] = implode('; ', $query) . ';';
299 $total_affected_rows = 0;
300 $last_messages = array();
301 $warning_messages = array();
302 $error_messages = array();
304 foreach ($query as $single_query) {
305 if ($GLOBALS['cfg']['IgnoreMultiSubmitErrors']) {
306 $result = PMA_DBI_try_query($single_query);
308 $result = PMA_DBI_query($single_query);
312 $error_messages[] = PMA_DBI_getError();
314 if (@PMA_DBI_affected_rows
()) {
315 $total_affected_rows +
= @PMA_DBI_affected_rows
();
318 $insert_id = PMA_DBI_insert_id();
319 if ($insert_id != 0) {
320 // insert_id is id of FIRST record inserted in one insert, so if we
321 // inserted multiple rows, we had to increment this
323 if ($total_affected_rows > 0) {
324 $insert_id = $insert_id +
$total_affected_rows - 1;
326 $last_message = PMA_Message
::notice('strInsertedRowId');
327 $last_message->addParam($insert_id);
328 $last_messages[] = $last_message;
330 PMA_DBI_free_result($result);
333 foreach (PMA_DBI_get_warnings() as $warning) {
334 $warning_messages[] = $warning['Level'] . ': #' . $warning['Code']
335 . ' ' . $warning['Message'];
340 unset($single_query, $query);
342 $message->addParam($total_affected_rows);
343 $message->addMessages($last_messages, '<br />');
345 if (! empty($warning_messages)) {
347 * @todo use a <div class="warning"> in PMA_showMessage() for this part of
350 $message->addMessages($warning_messages, '<br />');
351 $message->isWarning(true);
353 if (! empty($error_messages)) {
354 $message->addMessages($error_messages);
355 $message->isError(true);
357 unset($error_messages, $warning_messages, $total_affected_rows, $last_messages, $last_message);
359 if (isset($return_to_sql_query)) {
360 $disp_query = $GLOBALS['sql_query'];
361 $disp_message = $message;
363 $GLOBALS['sql_query'] = $return_to_sql_query;
366 $GLOBALS['js_include'][] = 'tbl_change.js';
367 $GLOBALS['js_include'][] = 'functions.js';
369 $active_page = $goto_include;
370 require_once './libraries/header.inc.php';
371 require './' . PMA_securePath($goto_include);