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<?php
function idf_escape($idf) {
return "`" . str_replace("`", "``", $idf) . "`";
}
function idf_unescape($idf) {
return str_replace("``", "`", $idf);
}
function bracket_escape($idf, $back = false) {
static $trans = array(':' => ':1', ']' => ':2', '[' => ':3');
return strtr($idf, ($back ? array_flip($trans) : $trans));
}
function optionlist($options, $selected = null) {
$return = "";
foreach ($options as $k => $v) {
if (is_array($v)) {
$return .= '<optgroup label="' . htmlspecialchars($k) . '">';
}
foreach ((is_array($v) ? $v : array($v)) as $val) {
$return .= '<option' . ($val === $selected ? ' selected="selected"' : '') . '>' . htmlspecialchars($val) . '</option>';
}
if (is_array($v)) {
$return .= '</optgroup>';
}
}
return $return;
}
function get_vals($query) {
global $mysql;
$return = array();
$result = $mysql->query($query);
if ($result) {
while ($row = $result->fetch_row()) {
$return[] = $row[0];
}
$result->free();
}
return $return;
}
function get_databases() {
$return = &$_SESSION["databases"][$_GET["server"]];
if (!isset($return)) {
flush();
$return = get_vals("SHOW DATABASES");
}
return $return;
}
function table_status($table) {
global $mysql;
$result = $mysql->query("SHOW TABLE STATUS LIKE '" . $mysql->escape_string(addcslashes($table, "%_")) . "'");
$return = $result->fetch_assoc();
$result->free();
return $return;
}
function fields($table) {
global $mysql;
$return = array();
$result = $mysql->query("SHOW FULL COLUMNS FROM " . idf_escape($table));
if ($result) {
while ($row = $result->fetch_assoc()) {
preg_match('~^([^( ]+)(?:\\((.+)\\))?( unsigned)?( zerofill)?$~', $row["Type"], $match);
$return[$row["Field"]] = array(
"field" => $row["Field"],
"type" => $match[1],
"length" => $match[2],
"unsigned" => ltrim($match[3] . $match[4]),
"default" => (strlen($row["Default"]) || ereg("char", $match[1]) ? $row["Default"] : null),
"null" => ($row["Null"] == "YES"),
"auto_increment" => ($row["Extra"] == "auto_increment"),
"collation" => $row["Collation"],
"privileges" => array_flip(explode(",", $row["Privileges"])),
"comment" => $row["Comment"],
"primary" => ($row["Key"] == "PRI"),
);
}
$result->free();
}
return $return;
}
function indexes($table) {
global $mysql;
$return = array();
$result = $mysql->query("SHOW INDEX FROM " . idf_escape($table));
if ($result) {
while ($row = $result->fetch_assoc()) {
$return[$row["Key_name"]]["type"] = ($row["Key_name"] == "PRIMARY" ? "PRIMARY" : ($row["Index_type"] == "FULLTEXT" ? "FULLTEXT" : ($row["Non_unique"] ? "INDEX" : "UNIQUE")));
$return[$row["Key_name"]]["columns"][$row["Seq_in_index"]] = $row["Column_name"];
$return[$row["Key_name"]]["lengths"][$row["Seq_in_index"]] = $row["Sub_part"];
}
$result->free();
}
return $return;
}
function foreign_keys($table) {
global $mysql, $on_actions;
static $pattern = '(?:[^`]+|``)+';
$return = array();
$result = $mysql->query("SHOW CREATE TABLE " . idf_escape($table));
if ($result) {
$create_table = $mysql->result($result, 1);
$result->free();
preg_match_all("~CONSTRAINT `($pattern)` FOREIGN KEY \\(((?:`$pattern`,? ?)+)\\) REFERENCES `($pattern)`(?:\\.`($pattern)`)? \\(((?:`$pattern`,? ?)+)\\)(?: ON DELETE (" . implode("|", $on_actions) . "))?(?: ON UPDATE (" . implode("|", $on_actions) . "))?~", $create_table, $matches, PREG_SET_ORDER);
foreach ($matches as $match) {
preg_match_all("~`($pattern)`~", $match[2], $source);
preg_match_all("~`($pattern)`~", $match[5], $target);
$return[$match[1]] = array(
"db" => idf_unescape(strlen($match[4]) ? $match[3] : $match[4]),
"table" => idf_unescape(strlen($match[4]) ? $match[4] : $match[3]),
"source" => array_map('idf_unescape', $source[1]),
"target" => array_map('idf_unescape', $target[1]),
"on_delete" => $match[6],
"on_update" => $match[7],
);
}
}
return $return;
}
function view($name) {
global $mysql;
return array("select" => preg_replace('~^(?:[^`]+|`[^`]*`)* AS ~U', '', $mysql->result($mysql->query("SHOW CREATE VIEW " . idf_escape($name)), 1)));
}
function unique_idf($row, $indexes) {
foreach ($indexes as $index) {
if ($index["type"] == "PRIMARY" || $index["type"] == "UNIQUE") {
$return = array();
foreach ($index["columns"] as $key) {
if (!isset($row[$key])) {
continue 2;
}
$return[] = urlencode("where[" . bracket_escape($key) . "]") . "=" . urlencode($row[$key]);
}
return $return;
}
}
$return = array();
foreach ($row as $key => $val) {
$return[] = (isset($val) ? urlencode("where[" . bracket_escape($key) . "]") . "=" . urlencode($val) : "null%5B%5D=" . urlencode($key));
}
return $return;
}
function where($where) {
global $mysql;
$return = array();
foreach ((array) $where["where"] as $key => $val) {
$key = bracket_escape($key, "back");
$return[] = (preg_match('~^[A-Z0-9_]+\\(`(?:[^`]+|``)+`\\)$~', $key) ? $key : idf_escape($key)) . " = BINARY '" . $mysql->escape_string($val) . "'"; //! enum and set, columns looking like functions
}
foreach ((array) $where["null"] as $key) {
$key = bracket_escape($key, "back");
$return[] = (preg_match('~^[A-Z0-9_]+\\(`(?:[^`]+|``)+`\\)$~', $key) ? $key : idf_escape($key)) . " IS NULL";
}
return $return;
}
function process_length($length) {
global $enum_length;
return (preg_match("~^\\s*(?:$enum_length)(?:\\s*,\\s*(?:$enum_length))*\\s*\$~", $length) && preg_match_all("~$enum_length~", $length, $matches) ? implode(",", $matches[0]) : preg_replace('~[^0-9,]~', '', $length));
}
function collations() {
global $mysql;
$return = array();
$result = $mysql->query("SHOW COLLATION");
while ($row = $result->fetch_assoc()) {
if ($row["Default"] && $return[$row["Charset"]]) {
array_unshift($return[$row["Charset"]], $row["Collation"]);
} else {
$return[$row["Charset"]][] = $row["Collation"];
}
}
$result->free();
return $return;
}
function token() {
return ($GLOBALS["TOKENS"][] = rand(1, 1e6));
}
function token_delete() {
if ($_POST["token"] && ($pos = array_search($_POST["token"], (array) $GLOBALS["TOKENS"])) !== false) {
unset($GLOBALS["TOKENS"][$pos]);
return true;
}
return false;
}
function redirect($location, $message = null) {
if (isset($message)) {
$_SESSION["messages"][] = $message;
}
token_delete();
if (strlen(SID)) {
$location .= (strpos($location, "?") === false ? "?" : "&") . SID;
}
header("Location: " . (strlen($location) ? $location : "."));
exit;
}
function query_redirect($query, $location, $message, $redirect = true, $execute = true, $failed = false) {
global $mysql, $error, $SELF;
$id = "sql-" . count($_SESSION["messages"]);
$sql = ($query ? " <a href='#$id' onclick=\"return !toggle('$id');\">" . lang('SQL command') . "</a><span id='$id' class='hidden'><br /><code class='jush-sql'>" . htmlspecialchars($query) . '</code> <a href="' . htmlspecialchars($SELF) . 'sql=' . urlencode($query) . '">' . lang('Edit') . '</a></span>' : "");
if ($execute) {
$failed = !$mysql->query($query);
}
if ($failed) {
$error = htmlspecialchars($mysql->error) . $sql;
return false;
}
if ($redirect) {
redirect($location, $message . $sql);
}
return true;
}
function queries($query = null) {
global $mysql;
static $queries = array();
if (!isset($query)) {
return implode(";\n", $queries);
}
$queries[] = $query;
return $mysql->query($query);
}
function remove_from_uri($param = "") {
$param = "($param|" . session_name() . ")";
return preg_replace("~\\?$param=[^&]*&~", '?', preg_replace("~\\?$param=[^&]*\$|&$param=[^&]*~", '', $_SERVER["REQUEST_URI"]));
}
function print_page($page) {
echo " " . ($page == $_GET["page"] ? $page + 1 : '<a href="' . htmlspecialchars(remove_from_uri("page") . ($page ? "&page=$page" : "")) . '">' . ($page + 1) . "</a>");
}
function get_file($key) {
if (isset($_POST["files"][$key])) {
$length = strlen($_POST["files"][$key]);
return ($length && $length < 4 ? intval($_POST["files"][$key]) : base64_decode($_POST["files"][$key]));
}
return (!$_FILES[$key] || $_FILES[$key]["error"] ? $_FILES[$key]["error"] : file_get_contents($_FILES[$key]["tmp_name"]));
}
function odd($s = ' class="odd"') {
static $i = 0;
if (!$s) { // reset counter
$i = 0;
}
return (++$i % 2 ? $s : '');
}
function select($result) {
global $SELF;
if (!$result->num_rows) {
echo "<p class='message'>" . lang('No rows.') . "</p>\n";
} else {
echo "<table border='1' cellspacing='0' cellpadding='2'>\n";
$links = array();
$indexes = array();
$columns = array();
$blobs = array();
$types = array();
for ($i=0; $row = $result->fetch_row(); $i++) {
if (!$i) {
echo "<thead><tr>";
for ($j=0; $j < count($row); $j++) {
$field = $result->fetch_field();
if (strlen($field->orgtable)) {
if (!isset($indexes[$field->orgtable])) {
$indexes[$field->orgtable] = array();
foreach (indexes($field->orgtable) as $index) {
if ($index["type"] == "PRIMARY") {
$indexes[$field->orgtable] = array_flip($index["columns"]);
break;
}
}
$columns[$field->orgtable] = $indexes[$field->orgtable];
}
if (isset($columns[$field->orgtable][$field->orgname])) {
unset($columns[$field->orgtable][$field->orgname]);
$indexes[$field->orgtable][$field->orgname] = $j;
$links[$j] = $field->orgtable;
}
}
if ($field->charsetnr == 63) {
$blobs[$j] = true;
}
$types[$j] = $field->type;
echo "<th>" . htmlspecialchars($field->name) . "</th>";
}
echo "</tr></thead>\n";
}
echo "<tr" . odd() . ">";
foreach ($row as $key => $val) {
if (!isset($val)) {
$val = "<i>NULL</i>";
} else {
if ($blobs[$key] && preg_match('~[\\x80-\\xFF]~', $val)) {
$val = "<i>" . lang('%d byte(s)', strlen($val)) . "</i>";
} else {
$val = (strlen(trim($val)) ? nl2br(htmlspecialchars($val)) : "&nbsp;");
if ($types[$key] == 254) {
$val = "<code>$val</code>";
}
}
if (isset($links[$key]) && !$columns[$links[$key]]) {
$link = "edit=" . urlencode($links[$key]);
foreach ($indexes[$links[$key]] as $col => $j) {
$link .= "&amp;where" . urlencode("[" . bracket_escape($col) . "]") . "=" . urlencode($row[$j]);
}
$val = '<a href="' . htmlspecialchars($SELF) . $link . '">' . $val . '</a>';
}
}
echo "<td>$val</td>";
}
echo "</tr>\n";
}
echo "</table>\n";
}
$result->free();
}
function shorten_utf8($string, $length) {
preg_match("~^(.{0,$length})(.?)~su", $string, $match);
return nl2br(htmlspecialchars($match[1])) . ($match[2] ? "<em>...</em>" : "");
}
function table_comment(&$row) {
if ($row["Engine"] == "InnoDB") {
$row["Comment"] = preg_replace('~(?:(.+); )?InnoDB free: .*~', '\\1', $row["Comment"]);
}
}
function hidden_fields($process, $ignore = array()) {
while (list($key, $val) = each($process)) {
if (is_array($val)) {
foreach ($val as $k => $v) {
$process[$key . "[$k]"] = $v;
}
} elseif (!in_array($key, $ignore)) {
echo '<input type="hidden" name="' . htmlspecialchars($key) . '" value="' . htmlspecialchars($val) . '" />';
}
}
}
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