First release of domframework
git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@1207 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
This commit is contained in:
391
route.php
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391
route.php
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@@ -0,0 +1,391 @@
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<?php
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error_reporting (E_ALL);
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class route
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{
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private $baseURL = "";
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private $baseURLmodule = "";
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public $module = NULL;
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public $debug=0; // 0:NoDebug, 1:routing, 2:more debug (developpement)
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//public $defaultOutput = "html"; // Default renderer : html
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function __construct ()
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{
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}
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/** Return the baseURL of the site
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Always finish with a slash */
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function baseURL ($module = FALSE)
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{
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if ($this->module === NULL)
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$this->module = $module;
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if ($this->baseURL !== "")
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return $this->baseURL;
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if (isset ($_SERVER["SCRIPT_NAME"]))
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$this->baseURL = dirname ($_SERVER["SCRIPT_NAME"]);
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if (isset ($_SERVER["SERVER_NAME"]))
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$this->baseURL = "//".$_SERVER["SERVER_NAME"].$this->baseURL;
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if (isset ($_SERVER["HTTPS"]))
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$this->baseURL = "https:".$this->baseURL;
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else
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$this->baseURL = "http:".$this->baseURL;
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if (substr ($this->baseURL, -1) !== "/")
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$this->baseURL .= "/";
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$this->baseURLmodule = $this->baseURL;
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// Only != NOT !== (cause : $this->module can be converted in string "0")
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if ($this->module != FALSE)
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{
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$this->baseURLmodule = $this->baseURL;
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$this->baseURL = dirname ($this->baseURL)."/";
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}
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return $this->baseURL;
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}
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/** Return the baseURL of the module
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Always finish with a slash */
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function baseURLmodule ()
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{
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if ($this->baseURLmodule !== "")
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return $this->baseURLmodule;
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$this->baseURL ($this->module);
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return $this->baseURLmodule;
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}
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function baseURLset ($baseURL)
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{
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$this->baseURL = $baseURL;
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}
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/** Return the complete URL used to see this page */
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function requestURL ()
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{
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if (isset ($_SERVER["HTTPS"]))
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$url = "https:";
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else
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$url = "http:";
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if (isset ($_SERVER["SERVER_NAME"]))
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$url .= "//".$_SERVER["SERVER_NAME"];
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if (isset ($_SERVER["REQUEST_URI"]))
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$url .= $_SERVER["REQUEST_URI"];
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return $url;
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}
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/** Do all the routing with redirections
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$destURL can be absolute or relative
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If module is set, the site is modular and a directory is named with module
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name */
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function redirect ($destURL, $module)
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{
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if (php_sapi_name () === "cli")
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exit;
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$destURL = trim ($destURL);
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$baseURL = $this->baseURL ($module);
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$requestURL = $this->requestURL ();
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if (substr ($requestURL, -1) !== "/")
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$requestURL .= "/";
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if ($destURL[0] === "/")
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{
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// Absolute : return to project base
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$destURL = $baseURL.substr ($destURL, 1);
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}
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if (substr ($destURL, 0, 4) !== "http")
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{
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// Relative to parameters : continue
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$destURL = $requestURL.$destURL;
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}
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// Else http : keep the complete URL
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if ($destURL === "")
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throw new Exception ("Destination URL is empty", 500);
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if ($destURL === $requestURL)
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throw new Exception ("Redirect to myself", 508);
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if (substr ($destURL, 0, strlen ($baseURL)) !== $baseURL)
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throw new Exception ("Can't redirect outside this site (Base $baseURL)",
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405);
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if ($this->debug)
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{
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echo "<pre>\n";
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echo "==== DEBUG : REDIRECT START ====\n";
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echo "BASEURL=$baseURL\n";
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echo "REQUURL=$requestURL\n";
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echo "destURL=$destURL\n";
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echo " ---> Redirect to <a href='$destURL'>$destURL</a>\n";
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echo "==== DEBUG : REDIRECT END ====\n";
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echo "</pre>\n";
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exit;
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}
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if (! headers_sent ())
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{
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header ("Cache-Control: no-store, no-cache, must-revalidate");
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header ("Pragma: no-cache");
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header ("Location: $destURL");
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}
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else
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{
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echo "<script type='text/javascript'>\n";
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echo "window.location.replace('$destURL');</script>";
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echo "<a href='$destURL'>Redirect to $destURL</a>";
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}
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exit;
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}
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/** Do all the routing actions
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wait an array with search=>action
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- search can be the end of URL and optionnal parameters in {var1} format
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{var1} must be the name of the parameter of the method
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- action is an array with (0=>CLASS, 1=>method, 2...=>parameters) */
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function routingCollection ($routes)
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{
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if ($this->debug)
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echo "<pre>==== DEBUG : ROUTING START ====\n";
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foreach ($routes as $route=>$action)
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{
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$url = substr ($this->requestURL (), strlen ($this->baseURLmodule ()));
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if ($this->debug)
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{
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echo "==> $url ?? $route => ".$action[0]."->".$action[1]."(";
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echo implode (", ", array_slice ($action, 2)).") : ";
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// Flush to debug redirect if javascript is disabled
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ob_flush ();
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flush ();
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}
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$class = $action[0];
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$method = $action[1];
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$params = array_slice ($action, 2);
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/* This part is actually disabled to be simpler
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// Asked output
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$outputAuthorized = array ("html");
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// -- Look at authorized outputs
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$regex = "#\((.+)\)#U";
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unset ($matches);
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$rcRegex = preg_match ($regex, $route, $matchesExt);
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if ($rcRegex !== FALSE && $rcRegex !== 0)
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{
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// Defined output provided
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$outputAuthorized = explode (".", $matchesExt[1]);
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$routeOutput = $matchesExt[0];
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$regexOutput = "(?P<extension>";
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foreach ($outputAuthorized as $k=>$m)
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{
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if ($m === "")
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{
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$regexOutput .= "";
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}
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else
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{
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$outputAuthorized[$k] = ".$m";
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$regexOutput .= "|\\.$m";
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}
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}
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$regexOutput .= ")";
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}
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if ($this->debug)
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echo "\n";
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if ($this->debug > 1)
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{
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echo " -- AUTHORIZED OUTPUT\n";
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echo "routeOutput = $routeOutput\n";
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echo "regexOutput = ".htmlentities ($regexOutput)."\n";
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echo "outputAuthorized = ";print_r ($outputAuthorized);
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echo " -- LOOK AT EXTENSION IN URL : SAVE IT AND REMOVE IF FOUND\n";
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}
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$regex = "#^$route$#U";
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$regex = str_replace ("{", "(?P<", $regex);
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$regex = str_replace ("}", ">.+)", $regex);
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$regex = str_replace ($routeOutput, $regexOutput, $regex);
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if ($this->debug > 1)
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echo "regex = ".htmlentities ($regex)."\n";
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unset ($matches);
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$rcRegex = preg_match ($regex, $url, $matches);
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if ($rcRegex !== FALSE && $rcRegex !== 0)
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{
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if ($this->debug > 1)
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{
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echo "MATCHES=";print_r ($matches);
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}
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if (isset ($matches["extension"]) && $matches["extension"] !== "")
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{
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// Authorized extension found : save it and remove it from URL
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$this->output = substr ($matches["extension"], 1);
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if ($this->debug)
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echo "Extension found in url : output='".$this->output."'\n";
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// Remove numerical indexes and extension : new URL without output
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// extension
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$url = "";
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foreach ($matches as $key=>$val)
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{
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if (is_numeric ($key)) continue;
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if ($key === "extension") continue;
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$url .= $val;
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}
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if ($this->debug > 1)
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echo "After removing extension : url='$url'\n";
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}
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else
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{
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$this->output = $this->defaultOutput;
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if ($this->debug)
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echo "Extension empty found in url : default output '".
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"$this->output'\n";
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}
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}
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else
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{
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$this->output = $this->defaultOutput;
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if ($this->debug)
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echo "Extension not found in url : default output '$this->output'\n";
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}
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if ($this->debug > 1)
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echo " -- REMOVE EXTENSION TEST IN ROUTE\n";
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$route = str_replace ($routeOutput, "", $route);
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if ($this->debug)
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{
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echo "URL='";print_r ($url); echo "'\n";
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echo "ROUTE='";print_r ($route); echo "'\n";
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}*/
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// URL === ROUTE (No variables)
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if ($url === $route)
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{
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if ($this->debug)
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{
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echo "FOUND : URL === ROUTE (No variables) : ";
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echo "Call $class->$method()\n";
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echo "==== DEBUG : ROUTING END ====</pre>\n";
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}
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// For loading user modules controllers
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$rc = @include_once ("controllers/controller_$class.php");
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// For loading framework classes
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if ($rc === FALSE) @include_once ("$class.php");
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try
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{
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$reflection = new ReflectionMethod ($class, $method);
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$res = $reflection->invokeArgs(new $class, $params);
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}
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catch (Exception $e)
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{
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$res = "ERROR : ". $e->getMessage();
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}
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return $res;
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}
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// URL === REGEXP ROUTE
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// Variables are exposed in url/{var1}/{var2}
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$regex = "#^$route$#U";
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$regex = str_replace ("{", "(?P<", $regex);
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$regex = str_replace ("}", ">.+)", $regex);
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unset ($matches);
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$rcRegex = preg_match ($regex, $url, $matches);
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if ($rcRegex !== FALSE && $rcRegex !== 0)
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{
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if ($this->debug)
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{
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echo "FOUND : URL === REGEX : ";
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}
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// seach->replace with the matches
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$search = array_keys ($matches);
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array_walk ($search, function(&$n) { $n = "{".$n."}"; });
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$replace = $matches;
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// For loading user modules controllers
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$rc = @include_once ("controllers/controller_$class.php");
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// For loading framework classes
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if ($rc === FALSE) $rc = @include_once ("$class.php");
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if ($rc === FALSE && $this->debug)
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echo "NO MATCH (missing class file)\n";
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if ($rc === FALSE)
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continue;
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// Check if a parameter is for the constructor of the class
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$passConstruct = array ();
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try
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{
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// If there is no constructor in the controller, an exception is
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// raised
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$reflectionClass = new ReflectionMethod ($class, "__construct");
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foreach ($reflectionClass->getParameters() as $key=>$param)
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{
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if (isset ($matches[$param->getName ()]))
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$passConstruct[] = $matches[$param->getName ()];
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elseif ($param->isOptional ())
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$passConstruct[] = $matches[$param->getDefaultValue ()];
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else
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{
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// Missing parameters : abort this route test
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if ($this->debug)
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echo "NO MATCH (missing constructor parameter)\n";
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continue (2);
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}
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}
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}
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catch (Exception $e)
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{
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}
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//echo "passConstruct=";print_r ($passConstruct);
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// Check if the method need parameters
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$reflection = new ReflectionMethod ($class, $method);
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$passMethod = array();
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//echo "getParameters=";var_dump ($reflection->getParameters());
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foreach($reflection->getParameters() as $key=>$param)
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{
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if (isset ($matches[$param->getName ()]))
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$passMethod[] = $matches[$param->getName ()];
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elseif (isset ($params[$key]))
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$passMethod[] =str_replace ($search, $replace, $params[$key]);
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elseif ($param->isOptional ())
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$passMethod[] = $matches[$param->getDefaultValue ()];
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else
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{
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if ($this->debug)
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echo "NO MATCH (missing method parameter)\n";
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// Missing parameters : abort this route test
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continue (2);
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}
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}
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if ($this->debug)
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{
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echo "Call $class(".implode (",", $passConstruct).")->$method(";
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echo implode (",", $passMethod).")\n";
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echo "==== DEBUG : ROUTING END ====</pre>\n";
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}
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//echo "matches=";print_r ($matches);
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//echo "passMethod=";print_r ($passMethod);
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try
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{
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$refclass = new ReflectionClass ($class);
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$refClassInst = $refclass->newInstanceArgs ($passConstruct);
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$res = $reflection->invokeArgs ($refClassInst, $passMethod);
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}
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catch (Exception $e)
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{
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$res = "ERROR : ". $e->getMessage();
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}
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return $res;
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}
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if ($this->debug)
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{
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echo "NO MATCH\n";
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}
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}
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if ($this->debug)
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echo "==== DEBUG : ROUTING END : No route found====</pre>\n";
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// TODO : ERROR 404 !
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echo "404";
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return;
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}
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}
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Block a user