2007-07-02 05:51:26 +00:00
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<?php
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function lang($idf) {
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return $idf;
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}
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function idf_escape($idf) {
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return "`" . str_replace("`", "``", $idf) . "`";
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}
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function idf_unescape($idf) {
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return str_replace("``", "`", $idf);
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}
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function bracket_escape($idf, $back = false) {
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static $trans = array(':' => ':1', ']' => ':2');
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return strtr($idf, ($back ? array_flip($trans) : $trans));
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}
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function optionlist($options, $selected = array(), $not_vals = false) {
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$return = "";
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foreach ($options as $k => $v) {
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if (is_array($v)) {
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$return .= '<optgroup label="' . htmlspecialchars($k) . '">';
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}
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foreach ((is_array($v) ? $v : array($k => $v)) as $key => $val) {
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$checked = in_array(($not_vals ? $val : $key), (array) $selected);
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$return .= '<option' . ($not_vals ? '' : ' value="' . htmlspecialchars($key) . '"') . ($checked ? ' selected="selected"' : '') . '>' . htmlspecialchars($val) . '</option>';
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}
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if (is_array($v)) {
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$return .= '</optgroup>';
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}
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}
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return $return;
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}
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function fields($table) {
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$return = array();
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$result = mysql_query("SHOW COLUMNS FROM " . idf_escape($table));
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while ($row = mysql_fetch_assoc($result)) {
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preg_match('~^(.*?)(?:\\((.+)\\))?$~', $row["Type"], $match);
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$return[$row["Field"]] = array(
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"type" => $match[1],
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"length" => $match[2],
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"default" => $row["Default"],
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"null" => ($row["Null"] != "NO"),
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);
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}
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mysql_free_result($result);
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return $return;
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}
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function indexes($table) {
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$return = array();
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$result = mysql_query("SHOW INDEX FROM " . idf_escape($table));
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while ($row = mysql_fetch_assoc($result)) {
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$type = ($row["Key_name"] == "PRIMARY" ? "PRIMARY" : ($row["Index_type"] == "FULLTEXT" ? "FULLTEXT" : ($row["Non_unique"] ? "INDEX" : "UNIQUE")));
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$return[$type][$row["Key_name"]][$row["Seq_in_index"]] = $row["Column_name"];
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}
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mysql_free_result($result);
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return $return;
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}
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function foreign_keys($table) {
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static $pattern = '~`((?:[^`]*|``)+)`~';
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$return = array();
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$create_table = mysql_result(mysql_query("SHOW CREATE TABLE " . idf_escape($table)), 0, 1);
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2007-07-02 10:24:49 +00:00
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preg_match_all('~FOREIGN KEY \\((.+)\\) REFERENCES (?:`(.+)`\\.)?`(.+)` \\((.+)\\)~', $create_table, $matches, PREG_SET_ORDER);
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2007-07-02 05:51:26 +00:00
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foreach ($matches as $match) {
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preg_match_all($pattern, $match[1], $source);
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2007-07-02 10:24:49 +00:00
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preg_match_all($pattern, $match[4], $target);
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2007-07-02 05:51:26 +00:00
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foreach ($source[1] as $val) {
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2007-07-02 10:24:49 +00:00
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$return[idf_unescape($val)][] = array(idf_unescape($match[2]), idf_unescape($match[3]), array_map('idf_unescape', $source[1]), array_map('idf_unescape', $target[1]));
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2007-07-02 05:51:26 +00:00
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}
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}
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return $return;
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}
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function unique_idf($row, $indexes) {
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foreach ($indexes as $type => $index) {
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if ($type == "PRIMARY" || $type == "UNIQUE") {
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foreach ($index as $columns) {
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$return = array();
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foreach ($columns as $key) {
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if (!isset($row[$key])) {
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continue 2;
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}
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$return[] = urlencode("where[$key]") . "=" . urlencode($row[$key]);
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}
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return $return;
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}
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}
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}
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$return = array();
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foreach ($row as $key => $val) {
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$return[] = (isset($val) ? urlencode("where[$key]") . "=" . urlencode($val) : "null%5B%5D=" . urlencode($key));
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}
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return $return;
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}
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function collations() {
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$return = array();
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$result = mysql_query("SHOW COLLATION");
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while ($row = mysql_fetch_assoc($result)) {
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$return[$row["Charset"]][] = $row["Collation"];
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}
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mysql_free_result($result);
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return $return;
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}
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function engines() {
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$return = array();
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$result = mysql_query("SHOW ENGINES");
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while ($row = mysql_fetch_assoc($result)) {
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if ($row["Support"] == "YES" || $row["Support"] == "DEFAULT") {
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$return[] = $row["Engine"];
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}
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}
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mysql_free_result($result);
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return $return;
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}
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2007-07-03 06:48:18 +00:00
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function redirect($location, $message = null) {
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if (isset($message)) {
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$_SESSION["message"] = $message;
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}
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if (strlen(SID)) {
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$location .= (strpos($location, "?") === false ? "?" : "&") . SID;
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}
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header("Location: " . (strlen($location) ? $location : "."));
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exit;
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}
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2007-07-02 05:51:26 +00:00
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if (get_magic_quotes_gpc()) {
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$process = array(&$_GET, &$_POST);
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while (list($key, $val) = each($process)) {
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foreach ($val as $k => $v) {
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unset($process[$key][$k]);
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if (is_array($v)) {
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$process[$key][stripslashes($k)] = $v;
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$process[] = &$process[$key][stripslashes($k)];
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} else {
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$process[$key][stripslashes($k)] = stripslashes($v);
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}
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}
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}
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unset($process);
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}
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