diff options
Diffstat (limited to 'support.pinc')
| -rw-r--r-- | support.pinc | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/support.pinc b/support.pinc new file mode 100644 index 0000000..cf9c563 --- /dev/null +++ b/support.pinc @@ -0,0 +1,226 @@ +<?php +/* +** $Id$ +** +** ITools - the Internet Tools Library +** +** support.pinc - Various Support Functions for ITools. +** This is the first file in itools.lib +*/ + +/** + * Print an error message and end page + * @see internal_error + */ +function fail($text) +{ + global $IT_CUSTOM_FAIL; + + if ($IT_CUSTOM_FAIL) + { + $IT_CUSTOM_FAIL($text); + /* NOT REACHED */ + } + + trigger_error($text, E_USER_ERROR); + it::fatal($text); +} + + +/** + * Global shortcut for $it_debug::debug() + * @see it_debug + */ +function debug($text, $level=0) +{ + if (isset($GLOBALS['it_debug'])) + $GLOBALS['it_debug']->debug($text, $level); +} + + +/** + * Global shortcut for $it_debug::intermal_error() + * @see it_debug + */ +function internal_error($text) +{ + if (isset($GLOBALS['it_debug'])) + $GLOBALS['it_debug']->internal_error($text); + else + exit; + /* NOT REACHED */ +} + + +/** + * Convert a htmlentities-encoded string back to normal + */ +function it_htmlentities_decode($string) +{ + return strtr($string, array_flip(get_html_translation_table(HTML_ENTITIES))); +} + + +/** + * Clone an object and return copy, works for all PHP versions + */ +function &it_clone(&$object) +{ + $result = (is_object($object) && version_compare(zend_version(), 2, '>=')) ? clone($object) : $object; + + return $result; # PHP internals need a tmp var to return by ref +} + + +/** + * Defines a new error_handler which gives a Stacktrace + * To activate, use: set_error_handler('it_error_handler'); + */ +function it_error_handler($errno, $errstr, $errfile, $errline) +{ + $errors = array( + 1 => 'ERROR', + 2 => 'WARNING', + 4 => 'PARSE', + 8 => 'NOTICE', + 16 => 'CORE_ERROR', + 32 => 'CORE_WARNING', + 64 => 'COMPILE_ERROR', + 128 => 'COMPILE_WARNING', + 256 => 'USER_ERROR', + 512 => 'USER_WARNING', + 1024 => 'USER_NOTICE', + 2048 => 'STRICT', + ); + + $error = isset($errors[$errno]) ? $errors[$errno] : $errno; + + if (ini_get('display_errors') && ($errno & ini_get('error_reporting'))) + { + $stack = debug_backtrace(); + array_shift($stack); + + $url = "http://{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}"; + $ref = $_SERVER['HTTP_REFERER']; + $errfile = preg_replace('#^/data./www/#', '/www/', $errfile); + + foreach ($stack as $level) + { + if (isset($level['class'])) + $level['function'] = "{$level['class']}->{$level['function']}"; + + $file = preg_replace('#^/data./www/#', '/www/', $level['file']); + $args = array(); + + foreach ((array)$level['args'] as $arg) + { + switch (gettype($arg)) + { + case 'array': + $args[] = 'Array[' . count($arg) . ']'; + break; + case 'object': + $args[] = 'Object:' . get_class($arg); + break; + case 'boolean': + $args[] = $arg ? 'true' : 'false'; + break; + default: + $args[] = '"' . (string)$arg . '"'; + break; + } + + + } + + if ($levelnum++ == 0) + $message .= "Line {$level['line']} $file # <b>$error:</b> $errstr\n"; + else + $message .= "Line {$level['line']} $file # {$level['function']}(" . join(', ', $args) . ")\n"; + } + + if ($_SERVER['HTTP_HOST']) + { + foreach((array)$_COOKIE as $key => $val) + $cookies .= "$key=$val "; + + error_log("$error: $errstr at Line $errline $errfile url=$url ref=$ref $cookies"); + echo "\n\n<pre>\n$message</pre><br />\n\n"; + } + else + error_log(strip_tags($message)); + } + + if (!preg_match('/(WARNING|NOTICE|STRICT)$/', $error)) + exit(1); +} + +/** + * Return string containing names and values of all arguments + */ +function D() +{ + $args = func_get_args(); + return call_user_func_array(array('it_debug', 'dump'), $args); +} + +/** + * Echo string containing names and values of all arguments + */ +function ED() +{ + $args = func_get_args(); + echo call_user_func_array(array('it_debug', 'dump'), $args); + return $args[0]; +} + +/** + * Same as ED(), but first argument is string that must be in $_REQUEST['debug'] + */ +function EDC() +{ + $args = func_get_args(); + $GLOBALS['ULTRADEBUGVARS'][$args[0]] = 1; + if (strstr($_REQUEST['debug'], $args[0]) || $GLOBALS["debug_" . $args[0]]) { + $active = $GLOBALS['debug_'.$args[0]]; + if( !$active ) + $active = 1; + $args[0] = '_ignoreme'; + if (count($args) > 1) + echo call_user_func_array(array('it_debug', 'dump'), $args); + } else + $active = 0; + return $active; +} + +/** + * Echo string containing names and values of all arguments, then exit + */ +function EDX() +{ + $args = func_get_args(); + exit(call_user_func_array(array('it_debug', 'dump'), $args)); +} + +/** + * Return "db4" or "db2" depending on availability + */ +function db_version() +{ + return in_array("db4", dba_handlers()) ? "db4" : "db2"; +} + +/** + * Append a line to a logfile in log/. Date will be added to filename and line + * @param $name Name of logfile + * @param $line Line to append + */ +function log_append($name, $line) +{ + if ($fh = fopen($GLOBALS['ULTRAHOME'] . "/log/$name-" . date('Ymd'), "a")) { + fputs($fh, date("Y-m-d H:i:s") . "\t$line\n"); + fclose($fh); + } +} + +?> |