http://www.fsf.org/ or write
* to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*
*/
/* This is the main file. Almost everything begin from here */
unset ($CMSDAM);
define ("CMSDAM", 1);
// Handle PHP error reporting by ourself!
// Comment it out for debugging reasons
//error_reporting(0);
/* BEGIN OF HTTP HEADERS */
// This is the first time sampler,
// used to calculate the computation time PHP takes to create the page.
$picktimes = explode(" ", microtime());
$time_start = $picktimes[0] + $picktimes[1];
// Turn on buffered output to avoid any header problem and to permit sending
// http headers even after any output char
ob_start();
// Set . as include directory
ini_set("include_path", ".");
// This is to prevent Variable Poisoning!
ini_set("register_globals", "Off");
// Start sessions
session_start();
// Get the user IP address
$client_ip = getenv("REMOTE_ADDR");
if (($client_ip == "") && (defined("CMSDAM_CLIENT") == "")) {
echo ("You can't run cmsdAm from command line!!\n");
echo ("Please read the documentation in docs/ directory!!\n");
exit (1);
} elseif (defined("CMSDAM_CLIENT") != "") {
fprintf (STDERR, "cmsdAm client: " . CMSDAM_CLIENT . "\n");
}
// Import known external variables (http request, cookie, ecc...)
require ("external.php");
// This is the cmsdam core, import classes
require ("classes/core.php");
// Now the superobject $cms is defined and ready to use
// We set PHP error reporting like written in configuration file
error_reporting($cms->conf->ERROR_reporting_cmsdAm);
// Activate "memcached" variables cache (if "is there any server"/"configuration enabled")
if ($cms->conf->use_memcached == "YES") { // memcached support is enabled
if ($cms->conf->memcached_persistant == "YES") { // Enable persistant links
$_memcache_persist_links = "true";
} else { // Disable persistant links
$_memcache_persist_links = "false";
}
if ($cms->conf->memcached_servers != null) { // memcached support is configured
$cms->memcache->cmsdam_memcache(array(
'servers' => $cms->conf->memcached_servers,
'debug' => false,
'compress_threshold' => $cms->conf->memcached_compress_threshold,
'persistant' => $_memcache_persist_links)
);
}
}
// Set php time limit based on user choise
set_time_limit($cms->conf->PHP_time_limit);
// Get the client ip address
$cms->http->client_ip = $client_ip;
// If the cookie language is defined, set the preferred cmsdam_language, else
// set the cmsdam language using the browser language
$cmsdam_lang = $cms->i18n->cmsdam_set_preferred_lang($cmsdam_lang);
// cmsdAm old chosen section
$cms->sections->old_section = $cmsdam_oldsect;
// Default template directory
$cms->sections->templates_relpath = "template/lang/default";
// Default template language directory
$cms->sections->templates_lang_relpath = "template/lang/$cmsdam_lang"; // Templates cmsdam relative path
if (($cms->conf->LOG_level < 0) || ($cms->conf->LOG_level > 10)) { // Loglevel not valid
$cms->conf->LOG_level = 6;
$cms->logs->log_note(5, "WARNING: Log level not valid, setted to '6'");
}
// google friendly links type disabled
$cms->general->smartlink = false;
// THIS IS EXPERIMENTAL AND DOES NOT WORK!!!
$friendly_uri = strstr($_SERVER['REQUEST_URI'], "/index.php/uri/");
if ($friendly_uri != "") { // User wants to use the CLEAN URI method of getting section (eg: google friendly)
$path_pos = strpos($_SERVER['REQUEST_URI'], "/index.php/uri/");
// This is the absolute url path of this cmsdam
$path_first = substr($_SERVER['REQUEST_URI'], 0, $path_pos+1);
$cms->sections->http_urlpath = $path_first;
//echo "DEBUG: " . $cms->sections->http_urlpath;
$friendly_uri = substr($friendly_uri, strlen("/index.php/uri/"));
$temp_uri = strstr($friendly_uri, "section-");
$temp_uri = substr($temp_uri, strlen("section-"));
$path_pos = strpos($temp_uri, "?");
if ($path_pos != "") { // Get the part after "?"
$temp_uri = substr($temp_uri, 0, $path_pos);
}
if ($temp_uri != "") { // uri is something like: /index.php/uri/section-test, get "test"
//echo " DEBUG: " . $temp_uri;
$section = $temp_uri;
// google friendly links type enabled
$cms->general->smartlink = true;
} else { // TODO: Redirect to $path_first
$cms->general->smartlink = false;
}
}
// END OF THIS IS EXPERIMENTAL AND DOES NOT WORK!!!
$cms->sections->section_requested = $section;
setcookie ("cmsdam_oldsect", $section);
if ($n_c == 1) {
$cms->sections->section_cached = 1;
} else {
$cms->sections->section_cached = 0;
}
// Log Browser identification and languages
$cms->logs->log_note(7, "NOTE: Browser User-Agent: \"" . $_SERVER["HTTP_USER_AGENT"] . "\".");
$cms->logs->log_note(7, "NOTE: Browser Languages: \"" . $_SERVER["HTTP_ACCEPT_LANGUAGE"] . "\".");
// Log Requested section
$cms->logs->log_note(5, "NOTE: Requested section: \"" . $cms->sections->section_requested . "\".");
$cms->debug->debug_write(7, "NOTE: Requested section: \"" . $cms->sections->section_requested . "\".");
// Cmsdam login controller
$cms->logs->log_note(9, "USELESS NOTE: Including file: usercontrol.php");
require ("usercontrol.php"); // Verify login parameters
// This is the right place to add HTTP headers, like cache mechanism, ecc...
$cms->logs->log_note(9, "USELESS NOTE: Including file: index_HTTPheaders.php");
require ("index_HTTPheaders.php");
// Trying to get page from memcache
if ((count ($_POST) == 0) && ($cms->sections->section_cached == 0)) { // We don't have POST data, so we can read from cache!
$key_to_cache = md5($_SERVER['QUERY_STRING'].$cmsdam_lang.$cms->users->logged_user);
$_return = $cms->memcache->get($key_to_cache);
if ($_return != false) {
$_return .= "\n\n";
$cms->logs->log_note(6, "NOTE: User=".$cms->users->logged_user.", Lang=$cmsdam_lang");
$cms->logs->log_note(5, "NOTE: MEM_HIT: Page feeded from cache. Key hash: $key_to_cache");
// Feed out the cached buffer
echo $_return;
// This is the last time sampler,
// used to calculate the computation time PHP takes to create the page.
$picktimes = explode(" ", microtime());
$time_stop = $picktimes[0] + $picktimes[1];
Header ("X-cmsdAm-ElapsedTime: " . round($time_stop - $time_start,4));
if ($cms->conf->parsetimecomment == "YES") {
echo "\n\n";
}
//header("Content-Length: " . strlen(ob_get_contents()));
if (!(defined("CMSDAM_CLIENT"))) exit (0);
}
}
// Try to make up the connection to the DB
$cms->dbms->db_connect();
if ($cms->dbms->db_connected == 0) { // DB not connected
$operation = "error";
$cmsdamItem = "db";
}
// Get sections definition from the DB
include ("templates.php");
$cms->logs->log_note(5, "NOTE: MEM_MISS: Page is fresh");
// Call the cmsdam_sections constructor to set the default parameters
$cms->sections->cmsdam_sections();
if (isset($operation) && $operation == "admin") { // Administration interface requested
// This is not a real section name, so it can be hardcoded ;-)
$section = "admin";
// Linking Administration Framework
$cms->sections->section_requested = $section;
// cmsdam operations will NOT use memcache to store data!!
$cms->sections->section_cached = 1;
setcookie ("cmsdam_oldsect", $section);
$cms->logs->log_note(5, "NOTE: Including Administration Framework: template/admin/index.php");
// This is the Administration Framework file, links all administration operations
require ("template/admin/index.php");
} elseif (isset($operation) && $operation == "sysinfo") { // System information requested
// Linking Administration Framework
$cms->logs->log_note(5, "NOTE: Including System Information");
// cmsdam operations will NOT use memcache to store data!!
$cms->sections->section_cached = 1;
phpinfo();
if (!(defined("CMSDAM_CLIENT"))) exit (0);
} elseif (isset($operation) && $operation == "error") { // Error stage invoked
/*
ERROR STAGE!!
*/
if ($cmsdamItem == "") {
$cmsdamItem = "unknown";
}
$cms->logs->log_note(1, "ERROR: Error stage invoked. Facility: $cmsdamItem");
} elseif (isset($operation) && $operation == "credits") { // List credits
// cmsdam operations will NOT use memcache to store data!!
$cms->sections->section_cached = 1;
// Linking cmsdAm credits and licensing informations
$cms->logs->log_note(9, "USELESS NOTE: Including CREDITS and AUTHORS: template/index.php");
$cms->general->flush_html_header_block("cmsdAm Credits");
echo "\n";
echo "VERSION FILE\n";
require ("VERSION");
echo "\n";
echo "CREDITS FILE\n";
require ("CREDITS");
echo "\n";
echo "AUTHORS FILE\n";
require ("AUTHORS");
echo "\n";
} else { // HERE WE ARE STARTING ANY site PAGE
// Linking Template Skeleton
$cms->logs->log_note(9, "USELESS NOTE: Including main template file: template/index.php");
// This is the first template file, the skeleton, links all the sections
require ("template/index.php");
}
if ($cms->general->cmsdam_ob_cleaned == false) { // cmsdAm output buffer was not cleaned from the section
// This is the last time sampler,
// used to calculate the computation time PHP takes to create the page.
$picktimes = explode(" ", microtime());
$time_stop = $picktimes[0] + $picktimes[1];
require ("index_closepage.php");
// Trying to write data to memcache
if ((count ($_POST) == 0)&& ($cms->sections->section_cached == 0)) { // We don't have POST data, and user knows the page will be cached, so lets do it!!
$key_to_cache = md5($_SERVER['QUERY_STRING'].$cmsdam_lang.$cms->users->logged_user);
$output_data = ob_get_contents();
$_cached = $cms->memcache->add($key_to_cache, $output_data, time() + $cms->conf->HTTP_maxage);
if ($_cached == false) { // Error adding page to memcached
$cms->logs->log_note(5, "WARNING: Error adding page to memcached");
} else {
$cms->logs->log_note(5, "NOTE: The page was added to memcache. Key hash: $key_to_cache, TTL: ".$cms->conf->HTTP_maxage);
}
// echo "md5hash: $key_to_cache\n";
// echo "val2cache: $output_data\n";
} else {
$cms->logs->log_note(6, "NOTE: This section was NOT added to cache due to user request or POST data");
}
//header("Content-Length: " . strlen(ob_get_contents()));
}
?>