Some Doxygen documentation.

Add some more Doxygen formating for boot.php and dba_driver.php.
Cleaning a bit up, too.
This commit is contained in:
Klaus Weidenbach 2014-11-13 00:00:50 +01:00
parent 1ed144b83c
commit fc2bf4c29b
2 changed files with 291 additions and 207 deletions

294
boot.php
View file

@ -1,6 +1,8 @@
<?php
/** @file */
/** @file boot.php
*
* This file defines some global constants and includes the central App class.
*/
/**
* Red Matrix.
@ -50,7 +52,7 @@ define ( 'ZOT_REVISION', 1 );
define ( 'DB_UPDATE_VERSION', 1131 );
define ( 'EOL', '<br />' . "\r\n" );
define ( 'EOL', '<br>' . "\r\n" );
define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );
define ( 'NULL_DATE', '0000-00-00 00:00:00' );
define ( 'TEMPLATE_BUILD_PATH', 'store/[data]/smarty3' );
@ -196,7 +198,6 @@ define ( 'UPDATE_SUCCESS', 0);
define ( 'UPDATE_FAILED', 1);
define ( 'CLIENT_MODE_NORMAL', 0x0000);
define ( 'CLIENT_MODE_LOAD', 0x0001);
define ( 'CLIENT_MODE_UPDATE', 0x0002);
@ -263,13 +264,11 @@ define ( 'NETWORK_PHANTOM', 'unkn'); // Place holder
* Permissions
*/
define ( 'PERMS_R_STREAM', 0x00001);
define ( 'PERMS_R_PROFILE', 0x00002);
define ( 'PERMS_R_PHOTOS', 0x00004);
define ( 'PERMS_R_ABOOK', 0x00008);
define ( 'PERMS_W_STREAM', 0x00010);
define ( 'PERMS_W_WALL', 0x00020);
define ( 'PERMS_W_TAGWALL', 0x00040);
@ -321,7 +320,6 @@ define ( 'ATTACH_FLAG_DIR', 0x0001);
define ( 'ATTACH_FLAG_OS', 0x0002);
define ( 'MENU_ITEM_ZID', 0x0001);
define ( 'MENU_ITEM_NEWWIN', 0x0002);
define ( 'MENU_ITEM_CHATROOM', 0x0004);
@ -336,13 +334,11 @@ define ( 'POLL_MULTIPLE_CHOICE', 0x0004);
define ( 'POLL_OVERWRITE', 0x8000); // If you vote twice remove the prior entry
define ( 'UPDATE_FLAGS_UPDATED', 0x0001);
define ( 'UPDATE_FLAGS_FORCED', 0x0002);
define ( 'UPDATE_FLAGS_DELETED', 0x1000);
define ( 'DROPITEM_NORMAL', 0);
define ( 'DROPITEM_PHASE1', 1);
define ( 'DROPITEM_PHASE2', 2);
@ -448,7 +444,6 @@ define ( 'TERM_OBJ_OBJECT', 5 );
define ( 'TERM_OBJ_THING', 6 );
define ( 'TERM_OBJ_APP', 7 );
/**
* various namespaces we may need to parse
*/
@ -513,7 +508,6 @@ define ( 'GRAVITY_PARENT', 0);
define ( 'GRAVITY_LIKE', 3);
define ( 'GRAVITY_COMMENT', 6);
/**
* Account Flags
*/
@ -589,7 +583,6 @@ function startup() {
@set_time_limit(0);
if(function_exists ('ini_set')) {
// This has to be quite large to deal with embedded private photos
@ini_set('pcre.backtrack_limit', 500000);
@ -615,7 +608,6 @@ function startup() {
}
unset($process);
}
}
/**
@ -630,8 +622,6 @@ function startup() {
* before we spit the page out.
*
*/
class App {
public $install = false; // true if we are installing the software
@ -643,7 +633,6 @@ class App {
public $poi = null; // "person of interest", generally a referenced connection
public $layout = array(); // Comanche parsed template
private $perms = null; // observer permissions
private $widgets = array(); // widgets for this page
private $widgetlist = null; // widget ordering and inclusion directives
@ -732,9 +721,7 @@ class App {
private $cached_profile_picdate;
function __construct() {
// we'll reset this after we read our config file
date_default_timezone_set('UTC');
@ -753,7 +740,6 @@ class App {
. 'library/langdet' . PATH_SEPARATOR
. '.' );
$this->scheme = 'http';
if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
$this->scheme = 'https';
@ -792,7 +778,6 @@ class App {
$this->cmd = 'channel/' . substr($this->cmd,1);
/**
*
* Break the URL path into C style argc/argv style arguments for our
@ -820,7 +805,6 @@ class App {
$this->module = 'home';
}
/**
* See if there is any page number information, and initialise
* pagination
@ -857,8 +841,6 @@ class App {
}
function get_baseurl($ssl = false) {
if(is_array($this->config)
&& array_key_exists('system',$this->config)
&& is_array($this->config['system'])
@ -868,7 +850,6 @@ class App {
return $url;
}
$scheme = $this->scheme;
$this->baseurl = $scheme . "://" . $this->hostname . ((isset($this->path) && strlen($this->path)) ? '/' . $this->path : '' );
@ -933,7 +914,6 @@ class App {
return $this->channel;
}
function set_observer($xchan) {
$this->observer = $xchan;
}
@ -1097,6 +1077,7 @@ class App {
break;
}*/
}
function get_template_ldelim($engine = 'smarty3') {
return $this->ldelim[$engine];
}
@ -1107,7 +1088,6 @@ class App {
function head_set_icon($icon) {
$this->data['pageicon'] = $icon;
}
function head_get_icon() {
@ -1117,7 +1097,7 @@ class App {
return $icon;
}
}
} // End App class
// retrieve the App structure
@ -1129,17 +1109,22 @@ function get_app() {
}
// Multi-purpose function to check variable state.
// Usage: x($var) or $x($array,'key')
// returns false if variable/key is not set
// if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
// e.g. x('') or x(0) returns 0;
function x($s,$k = NULL) {
if($k != NULL) {
if((is_array($s)) && (array_key_exists($k,$s))) {
/**
* @brief Multi-purpose function to check variable state.
*
* Usage: x($var) or $x($array, 'key')
*
* returns false if variable/key is not set
* if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
* e.g. x('') or x(0) returns 0;
*
* @param string|array $s variable to check
* @param string $k key inside the array to check
* @return bool
*/
function x($s, $k = null) {
if($k != null) {
if((is_array($s)) && (array_key_exists($k, $s))) {
if($s[$k])
return (int) 1;
return (int) 0;
@ -1160,7 +1145,6 @@ function x($s,$k = NULL) {
// called from db initialisation if db is dead.
function system_unavailable() {
include('include/system_unavailable.php');
system_down();
@ -1170,6 +1154,7 @@ function system_unavailable() {
function clean_urls() {
global $a;
// if($a->config['system']['clean_urls'])
return true;
// return false;
@ -1177,9 +1162,11 @@ function clean_urls() {
function z_path() {
global $a;
$base = $a->get_baseurl();
if(! clean_urls())
$base .= '/?q=';
return $base;
}
@ -1191,6 +1178,7 @@ function z_root() {
function absurl($path) {
if(strpos($path,'/') === 0)
return z_path() . $path;
return $path;
}
@ -1200,9 +1188,6 @@ function os_mkdir($path,$mode = 0777,$recursive = false) {
@umask($oldumask);
}
function is_ajax() {
return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
}
@ -1212,7 +1197,6 @@ function is_ajax() {
// base url for use in cmdline programs which don't have
// $_SERVER variables, and synchronising the state of installed plugins.
function check_config(&$a) {
$build = get_config('system','db_version');
@ -1222,21 +1206,22 @@ function check_config(&$a) {
$saved = get_config('system','urlverify');
if(! $saved)
set_config('system','urlverify',bin2hex(z_root()));
if(($saved) && ($saved != bin2hex(z_root()))) {
// our URL changed. Do something.
$oldurl = hex2bin($saved);
logger('Baseurl changed!');
$oldhost = substr($oldurl,strpos($oldurl,'//')+2);
$host = substr(z_root(),strpos(z_root(),'//')+2);
$oldhost = substr($oldurl, strpos($oldurl, '//') + 2);
$host = substr(z_root(), strpos(z_root(), '//') + 2);
$is_ip_addr = ((preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/",$host)) ? true : false);
$was_ip_addr = ((preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/",$oldhost)) ? true : false);
// only change the url to an ip address if it was already an ip and not a dns name
if((! $is_ip_addr) || ($is_ip_addr && $was_ip_addr)) {
fix_system_urls($oldurl,z_root());
set_config('system','urlverify',bin2hex(z_root()));
set_config('system', 'urlverify', bin2hex(z_root()));
}
else
logger('Attempt to change baseurl from a DNS name to an IP address was refused.');
@ -1323,7 +1308,6 @@ function check_config(&$a) {
}
else
set_config('database','update_r' . $x, 'success');
}
}
set_config('system','db_version', DB_UPDATE_VERSION);
@ -1380,13 +1364,10 @@ function check_config(&$a) {
}
}
load_hooks();
return;
}
function fix_system_urls($oldurl,$newurl) {
require_once('include/crypto.php');
@ -1470,16 +1451,13 @@ function fix_system_urls($oldurl,$newurl) {
}
// wrapper for adding a login box. If $register == true provide a registration
// link. This will most always depend on the value of $a->config['system']['register_policy'].
// returns the complete html for inserting into the page
function login($register = false, $form_id = 'main-login', $hiddens=false) {
$a = get_app();
$o = "";
$o = '';
$reg = false;
$reglink = get_config('system','register_link');
if(! strlen($reglink))
@ -1506,9 +1484,7 @@ function login($register = false, $form_id = 'main-login', $hiddens=false) {
$_SESSION['login_return_url'] = $a->query_string;
}
$o .= replace_macros($tpl,array(
'$dest_url' => $dest_url,
'$logout' => t('Logout'),
'$login' => t('Login'),
@ -1517,14 +1493,12 @@ function login($register = false, $form_id = 'main-login', $hiddens=false) {
'$lpassword' => array('password', t('Password'), '', ''),
'$remember' => array('remember', t('Remember me'), '', ''),
'$hiddens' => $hiddens,
'$register' => $reg,
'$lostpass' => t('Forgot your password?'),
'$lostlink' => t('Password Reset'),
));
call_hooks('login_hook',$o);
call_hooks('login_hook', $o);
return $o;
}
@ -1532,7 +1506,6 @@ function login($register = false, $form_id = 'main-login', $hiddens=false) {
// Used to end the current process, after saving session state.
function killme() {
session_write_close();
exit;
@ -1541,33 +1514,44 @@ function killme() {
// redirect to another URL and terminate this process.
function goaway($s) {
header("Location: $s");
killme();
}
/**
* @brief Returns the entity id of locally logged in account or false.
*
* Returns numeric account_id if authenticated or 0. It is possible to be
* authenticated and not connected to a channel.
*
* @return int|bool account_id or false
*/
function get_account_id() {
if(get_app()->account)
return intval(get_app()->account['account_id']);
return false;
}
// Returns the entity id of locally logged in user or false.
/**
* @brief Returns the entity id of locally logged in user or false.
*
* Returns authenticated numeric channel_id if authenticated and connected to
* a channel or 0. Sometimes referred to as $uid in the code.
*
* @return int|bool channel_id or false
*/
function local_user() {
if((x($_SESSION,'authenticated')) && (x($_SESSION,'uid')))
if((x($_SESSION, 'authenticated')) && (x($_SESSION, 'uid')))
return intval($_SESSION['uid']);
return false;
}
// Returns contact id of authenticated site visitor or false
function remote_user() {
if((x($_SESSION,'authenticated')) && (x($_SESSION,'visitor_id')))
return $_SESSION['visitor_id'];
@ -1578,15 +1562,14 @@ function remote_user() {
// contents of $s are displayed prominently on the page the next time
// a page is loaded. Usually used for errors or alerts.
function notice($s) {
$a = get_app();
if(! x($_SESSION,'sysmsg')) $_SESSION['sysmsg'] = array();
if(! x($_SESSION, 'sysmsg')) $_SESSION['sysmsg'] = array();
if($a->interactive) {
// shameless plug, permission is denied and they have no identity.
// There's a fairly good chance that they've not got zot.
if((stristr($s,t('permission denied'))) && (! get_observer_hash())) {
$s .= '<br /><a href="http://getzot.com">' . t('Got Zot?') . '</a>';
if((stristr($s, t('permission denied'))) && (! get_observer_hash())) {
$s .= '<br><a href="http://getzot.com">' . t('Got Zot?') . '</a>';
}
$_SESSION['sysmsg'][] = $s;
}
@ -1595,24 +1578,21 @@ function notice($s) {
function info($s) {
$a = get_app();
if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = array();
if(! x($_SESSION, 'sysmsg_info')) $_SESSION['sysmsg_info'] = array();
if($a->interactive)
$_SESSION['sysmsg_info'][] = $s;
}
// wrapper around config to limit the text length of an incoming message
/**
* @brief Wrapper around config to limit the text length of an incoming message
*
* @return int
*/
function get_max_import_size() {
return(intval(get_config('system','max_import_size')));
return(intval(get_config('system', 'max_import_size')));
}
/**
*
* Wrap calls to proc_close(proc_open()) and call hook
@ -1626,8 +1606,6 @@ function get_max_import_size() {
*
* $cmd and string args are surrounded with ""
*/
function proc_run($cmd){
$a = get_app();
@ -1660,24 +1638,28 @@ function proc_run($cmd){
if(count($args) && $args[0] === 'php')
$args[0] = ((x($a->config,'system')) && (x($a->config['system'],'php_path')) && (strlen($a->config['system']['php_path'])) ? $a->config['system']['php_path'] : 'php');
for($x = 0; $x < count($args); $x ++)
for($x = 0; $x < count($args); $x++)
$args[$x] = escapeshellarg($args[$x]);
$cmdline = implode($args," ");
if(is_windows()) {
$cwd = getcwd();
$cmd = "cmd /c start \"title\" /D \"$cwd\" /b $cmdline";
proc_close(proc_open($cmd, array(), $foo));
}
else
proc_close(proc_open($cmdline." &",array(),$foo));
proc_close(proc_open($cmdline ." &", array(), $foo));
}
/**
* @brief Checks if we are running on M$ Windows.
*
* @return bool true if we run on M$ Windows
*/
function is_windows() {
return ((strtoupper(substr(PHP_OS,0,3)) === 'WIN') ? true : false);
return ((strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') ? true : false);
}
@ -1709,7 +1691,6 @@ function current_theme(){
$page_theme = null;
}
$is_mobile = $a->is_mobile || $a->is_tablet;
$standard_system_theme = ((isset($a->config['system']['theme'])) ? $a->config['system']['theme'] : '');
@ -1739,14 +1720,13 @@ function current_theme(){
$theme_name = $page_theme;
}
if($theme_name &&
(file_exists('view/theme/' . $theme_name . '/css/style.css') ||
file_exists('view/theme/' . $theme_name . '/php/style.php')))
return($theme_name);
foreach($app_base_themes as $t) {
if(file_exists('view/theme/' . $t . '/css/style.css')||
if(file_exists('view/theme/' . $t . '/css/style.css') ||
file_exists('view/theme/' . $t . '/php/style.php'))
return($t);
}
@ -1771,9 +1751,17 @@ function current_theme_url($installing = false) {
$opts .= ((x($a->layout,'schema')) ? '&schema=' . $a->layout['schema'] : '');
if(file_exists('view/theme/' . $t . '/php/style.php'))
return('view/theme/' . $t . '/php/style.pcss' . $opts);
return('view/theme/' . $t . '/css/style.css');
}
/**
* @brief Check if current user has admin role.
*
* Check if the current user has ACCOUNT_ROLE_ADMIN.
*
* @return bool true if user is an admin
*/
function is_site_admin() {
$a = get_app();
if((intval($_SESSION['authenticated']))
@ -1783,19 +1771,25 @@ function is_site_admin() {
return false;
}
/**
* @brief Check if current user has developer role.
*
* Check if the current user has ACCOUNT_ROLE_DEVELOPER.
*
* @return bool true if user is a developer
*/
function is_developer() {
$a = get_app();
if((intval($_SESSION['authenticated']))
&& (is_array($a->account))
&& ($a->account['account_roles'] & ACCOUNT_ROLE_DEVELOPER))
return true;
return false;
}
function load_contact_links($uid) {
$a = get_app();
$ret = array();
@ -1815,30 +1809,30 @@ function load_contact_links($uid) {
}
else
$ret['empty'] = true;
$a->contacts = $ret;
return;
}
/**
* returns querystring as string from a mapped array
* @brief Returns querystring as string from a mapped array.
*
* @param params Array
* @param array $params mapped array with query parameters
* @param string $name of parameter, default null
* @return string
*/
function build_querystring($params, $name=null) {
$ret = "";
foreach($params as $key=>$val) {
function build_querystring($params, $name = null) {
$ret = '';
foreach($params as $key => $val) {
if(is_array($val)) {
if($name==null) {
if($name === null) {
$ret .= build_querystring($val, $key);
} else {
$ret .= build_querystring($val, $name."[$key]");
$ret .= build_querystring($val, $name . "[$key]");
}
} else {
$val = urlencode($val);
if($name!=null) {
if($name != null) {
$ret .= $name . "[$key]" . "=$val&";
} else {
$ret .= "$key=$val&";
@ -1858,6 +1852,7 @@ function argc() {
function argv($x) {
if(array_key_exists($x,get_app()->argv))
return get_app()->argv[$x];
return '';
}
@ -1869,15 +1864,16 @@ function get_observer_hash() {
$observer = get_app()->get_observer();
if(is_array($observer))
return $observer['xchan_hash'];
return '';
}
/**
* Returns the complete URL of the current page, e.g.: http(s)://something.com/network
*
* Taken from http://webcheatsheet.com/php/get_current_page_url.php
*/
* Returns the complete URL of the current page, e.g.: http(s)://something.com/network
*
* Taken from http://webcheatsheet.com/php/get_current_page_url.php
*/
function curPageURL() {
$pageURL = 'http';
if ($_SERVER["HTTPS"] == "on") {$pageURL .= "s";}
@ -1890,13 +1886,20 @@ function curPageURL() {
return $pageURL;
}
function get_custom_nav(&$a,$navname) {
function get_custom_nav(&$a, $navname) {
if(! $navname)
return $a->page['nav'];
// load custom nav menu by name here
}
/**
* @brief Loads a page definition file for a module.
*
* If there is no parsed Comanche template already load a module's pdl file
* and parse it with Comanche.
*
* @param App &$a global application object
*/
function load_pdl(&$a) {
require_once('include/comanche.php');
@ -1904,24 +1907,24 @@ function load_pdl(&$a) {
$n = 'mod_' . $a->module . '.pdl' ;
$u = comanche_get_channel_id();
if($u)
$s = get_pconfig($u,'system',$n);
$s = get_pconfig($u, 'system', $n);
if((! $s) && (($p = theme_include($n)) != ''))
$s = @file_get_contents($p);
if($s)
comanche_parser($a,$s);
}
if($s)
comanche_parser($a, $s);
}
}
function construct_page(&$a) {
/**
/**
* @brief build the page.
*
* Build the page - now that we have all the components
*
* @param App &$a global application object
*/
function construct_page(&$a) {
$comanche = ((count($a->layout)) ? true : false);
@ -1929,9 +1932,9 @@ function construct_page(&$a) {
$installing = false;
if($a->module == 'setup')
if($a->module == 'setup') {
$installing = true;
else {
} else {
nav($a);
}
@ -1941,7 +1944,6 @@ function construct_page(&$a) {
}
}
if(($p = theme_include(current_theme() . '.js')) != '')
head_add_js($p);
@ -1950,10 +1952,10 @@ function construct_page(&$a) {
require_once('include/js_strings.php');
if(x($a->page,'template_style'))
if(x($a->page, 'template_style'))
head_add_css($a->page['template_style'] . '.css');
else
head_add_css(((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.css');
head_add_css(((x($a->page, 'template')) ? $a->page['template'] : 'default' ) . '.css');
head_add_css('mod_' . $a->module . '.css');
head_add_css(current_theme_url($installing));
@ -1963,11 +1965,12 @@ function construct_page(&$a) {
$a->build_pagehead();
$arr = $a->get_widgets();
ksort($arr,SORT_NUMERIC);
ksort($arr, SORT_NUMERIC);
if(count($arr)) {
foreach($arr as $x) {
if(! array_key_exists($x['location'],$a->page))
if(! array_key_exists($x['location'], $a->page))
$a->page[$x['location']] = '';
$a->page[$x['location']] .= $x['html'];
}
}
@ -1983,27 +1986,25 @@ function construct_page(&$a) {
if($comanche) {
$arr = array('module' => $a->module, 'layout' => $a->layout);
call_hooks('construct_page',$arr);
call_hooks('construct_page', $arr);
$a->layout = $arr['layout'];
foreach($a->layout as $k => $v) {
if((strpos($k,'region_') === 0) && strlen($v)) {
if(strpos($v,'$region_') !== false) {
$v = preg_replace_callback('/\$region_([a-zA-Z0-9]+)/ism','comanche_replace_region',$v);
if((strpos($k, 'region_') === 0) && strlen($v)) {
if(strpos($v, '$region_') !== false) {
$v = preg_replace_callback('/\$region_([a-zA-Z0-9]+)/ism', 'comanche_replace_region', $v);
}
// And a couple of convenience macros
if(strpos($v,'$nav') !== false) {
$v = str_replace('$nav',$a->page['nav'],$v);
if(strpos($v, '$nav') !== false) {
$v = str_replace('$nav', $a->page['nav'], $v);
}
if(strpos($v,'$content') !== false) {
$v = str_replace('$content',$a->page['content'],$v);
if(strpos($v, '$content') !== false) {
$v = str_replace('$content', $a->page['content'], $v);
}
$a->page[substr($k,7)] = $v;
$a->page[substr($k, 7)] = $v;
}
}
}
@ -2030,13 +2031,8 @@ function construct_page(&$a) {
header("Content-type: text/html; charset=utf-8");
require_once(theme_include(
((x($a->page,'template'))
? $a->page['template']
: 'default' )
. '.php' )
((x($a->page, 'template')) ? $a->page['template'] : 'default' ) . '.php' )
);
return;
}
@ -2047,20 +2043,24 @@ function appdirpath() {
function head_set_icon($icon) {
global $a;
$a->data['pageicon'] = $icon;
// logger('head_set_icon: ' . $icon);
}
function head_get_icon() {
global $a;
$icon = $a->data['pageicon'];
if(! strpos($icon,'://'))
if(! strpos($icon, '://'))
$icon = z_root() . $icon;
return $icon;
}
function get_directory_realm() {
if($x = get_config('system','directory_realm'))
if($x = get_config('system', 'directory_realm'))
return $x;
return DIRECTORY_REALM;
}

View file

@ -1,23 +1,48 @@
<?php /** @file */
<?php
/**
* @file dba_driver.php
* @brief some database related functions and abstract driver class.
*
* This file contains the abstract database driver class dba_driver and some
* functions for working with databases.
*/
function dba_factory($server, $port,$user,$pass,$db,$install = false) {
/**
* @brief Returns the database driver object.
*
* If available it will use PHP's mysqli otherwise mysql driver.
*
* @param string $server DB server name
* @param string $port DB port
* @param string $user DB username
* @param string $pass DB password
* @param string $db database name
* @param bool $install Defaults to false
* @return null|dba_driver A database driver object (dba_mysql|dba_mysqli) or null if no driver found.
*/
function dba_factory($server, $port, $user, $pass, $db, $install = false) {
$dba = null;
if(class_exists('mysqli')) {
if (class_exists('mysqli')) {
if (is_null($port)) $port = ini_get("mysqli.default_port");
require_once('include/dba/dba_mysqli.php');
$dba = new dba_mysqli($server, $port,$user,$pass,$db,$install);
$dba = new dba_mysqli($server, $port, $user, $pass, $db, $install);
}
else {
if (is_null($port)) $port = "3306";
require_once('include/dba/dba_mysql.php');
$dba = new dba_mysql($server, $port,$user,$pass,$db,$install);
$dba = new dba_mysql($server, $port, $user, $pass, $db, $install);
}
return $dba;
}
/**
* @brief abstract database driver class.
*
* This class gets extended by the real database driver classes, e.g. dba_mysql,
* dba_mysqli.
*/
abstract class dba_driver {
protected $debug = 0;
@ -25,20 +50,54 @@ abstract class dba_driver {
public $connected = false;
public $error = false;
abstract function connect($server, $port, $user,$pass,$db);
/**
* @brief Connect to the database.
*
* This abstract function needs to be implemented in the real driver.
*
* @param string $server DB server name
* @param string $port DB port
* @param string $user DB username
* @param string $pass DB password
* @param string $db database name
* @return bool
*/
abstract function connect($server, $port, $user, $pass, $db);
/**
* @brief Perform a DB query with the SQL statement $sql.
*
* This abstract function needs to be implemented in the real driver.
*
* @param string $sql The SQL query to execute
*/
abstract function q($sql);
/**
* @brief Escape a string before being passed to a DB query.
*
* This abstract function needs to be implemented in the real driver.
*
* @param string $str The string to escape.
*/
abstract function escape($str);
/**
* @brief Close the database connection.
*
* This abstract function needs to be implemented in the real driver.
*/
abstract function close();
function __construct($server, $port, $user,$pass,$db,$install = false) {
if(($install) && (! $this->install($server, $port, $user,$pass,$db))) {
if(($install) && (! $this->install($server, $port, $user, $pass, $db))) {
return;
}
$this->connect($server, $port, $user,$pass,$db);
$this->connect($server, $port, $user, $pass, $db);
}
function install($server,$user,$pass,$db) {
function install($server, $user, $pass, $db) {
if (!(strlen($server) && strlen($user))){
$this->connected = false;
$this->db = null;
@ -56,7 +115,11 @@ abstract class dba_driver {
return true;
}
/**
* @brief Sets the database driver's debugging state.
*
* @param int $dbg 0 to disable debugging
*/
function dbg($dbg) {
$this->debug = $dbg;
}
@ -67,10 +130,12 @@ abstract class dba_driver {
}
}
}
} // end abstract dba_driver class
// Procedural functions
function printable($s) {
$s = preg_replace("~([\x01-\x08\x0E-\x0F\x10-\x1F\x7F-\xFF])~",".", $s);
$s = str_replace("\x00",'.',$s);
@ -79,91 +144,110 @@ function printable($s) {
return $s;
}
// Procedural functions
/**
* @brief set database driver debugging state.
*
* @param int $state 0 to disable debugging
*/
function dbg($state) {
global $db;
if($db)
$db->dbg($state);
}
/**
* @brief Escape strings being passed to DB queries.
*
* Always escape strings being used in DB queries. This function returns the
* escaped string. Integer DB parameters should all be proven integers by
* wrapping with intval().
*
* @param string $str A string to pass to a DB query
* @return Return an escaped string of the value to pass to a DB query.
*/
function dbesc($str) {
global $db;
if($db && $db->connected)
return($db->escape($str));
else
return(str_replace("'","\\'",$str));
return(str_replace("'", "\\'", $str));
}
// Function: q($sql,$args);
// Description: execute SQL query with printf style args.
// Example: $r = q("SELECT * FROM `%s` WHERE `uid` = %d",
// 'user', 1);
/**
* @brief Execute a SQL query with printf style args.
*
* printf style arguments %s and %d are replaced with variable arguments, which
* should each be appropriately dbesc() or intval().
* SELECT queries return an array of results or false if SQL or DB error. Other
* queries return true if the command was successful or false if it wasn't.
*
* Example:
* $r = q("SELECT * FROM `%s` WHERE `uid` = %d",
* 'user', 1);
*
* @param string $sql The SQL query to execute
* @return bool|array
*/
function q($sql) {
global $db;
$args = func_get_args();
unset($args[0]);
if($db && $db->connected) {
$stmt = vsprintf($sql,$args);
$stmt = vsprintf($sql, $args);
if($stmt === false) {
if(version_compare(PHP_VERSION,'5.4.0') >= 0)
logger('dba: vsprintf error: ' . print_r(debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT,1),true));
if(version_compare(PHP_VERSION, '5.4.0') >= 0)
logger('dba: vsprintf error: ' .
print_r(debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 1), true));
else
logger('dba: vsprintf error: ' . print_r(debug_backtrace(),true));
logger('dba: vsprintf error: ' . print_r(debug_backtrace(), true));
}
return $db->q($stmt);
}
/**
*
/*
* This will happen occasionally trying to store the
* session data after abnormal program termination
*
*/
logger('dba: no database: ' . print_r($args,true));
return false;
return false;
}
/**
* @brief Raw DB query, no arguments.
*
* Raw db query, no arguments
* This function executes a raw DB query without any arguments.
*
* @param string $sql The SQL query to execute
*/
function dbq($sql) {
global $db;
if($db && $db->connected)
$ret = $db->q($sql);
else
$ret = false;
return $ret;
}
// Caller is responsible for ensuring that any integer arguments to
// dbesc_array are actually integers and not malformed strings containing
// SQL injection vectors. All integer array elements should be specifically
// cast to int to avoid trouble.
function dbesc_array_cb(&$item, $key) {
if(is_string($item))
$item = dbesc($item);
}
function dbesc_array(&$arr) {
if(is_array($arr) && count($arr)) {
array_walk($arr,'dbesc_array_cb');