- use zend_hash_find() instead of FOREACH in http_match_request_header() (don't ask)
[m6w6/ext-http] / http_requestpool_object.c
index 53233429cfcaa5b44e0cc760c9976c45534c3fe6..263be82524f24a559b01931c61b79304619ff122 100644 (file)
@@ -1,16 +1,13 @@
 /*
-   +----------------------------------------------------------------------+
-   | PECL :: http                                                         |
-   +----------------------------------------------------------------------+
-   | This source file is subject to version 3.0 of the PHP license, that  |
-   | is bundled with this package in the file LICENSE, and is available   |
-   | through the world-wide-web at http://www.php.net/license/3_0.txt.    |
-   | If you did not receive a copy of the PHP license and are unable to   |
-   | obtain it through the world-wide-web, please send a note to          |
-   | license@php.net so we can mail you a copy immediately.               |
-   +----------------------------------------------------------------------+
-   | Copyright (c) 2004-2005 Michael Wallner <mike@php.net>               |
-   +----------------------------------------------------------------------+
+    +--------------------------------------------------------------------+
+    | PECL :: http                                                       |
+    +--------------------------------------------------------------------+
+    | Redistribution and use in source and binary forms, with or without |
+    | modification, are permitted provided that the conditions mentioned |
+    | in the accompanying LICENSE file are met.                          |
+    +--------------------------------------------------------------------+
+    | Copyright (c) 2004-2005, Michael Wallner <mike@php.net>            |
+    +--------------------------------------------------------------------+
 */
 
 /* $Id$ */
 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
 
 #include "php_http_std_defs.h"
+#include "php_http_api.h"
 #include "php_http_requestpool_object.h"
 #include "php_http_request_pool_api.h"
 #include "php_http_request_object.h"
 #include "php_http_exception_object.h"
 
 #include "zend_interfaces.h"
+#if defined(HAVE_SPL) && !defined(WONKY)
+/* SPL doesn't install its headers */
+extern PHPAPI zend_class_entry *spl_ce_Countable;
+#endif
 
 #ifdef PHP_WIN32
 #      include <winsock2.h>
@@ -58,9 +60,8 @@ HTTP_BEGIN_ARGS(detach, 1)
 HTTP_END_ARGS;
 
 HTTP_EMPTY_ARGS(send, 0);
-HTTP_EMPTY_ARGS(socketSend, 0);
+HTTP_EMPTY_ARGS(socketPerform, 0);
 HTTP_EMPTY_ARGS(socketSelect, 0);
-HTTP_EMPTY_ARGS(socketRead, 0);
 
 HTTP_EMPTY_ARGS(valid, 0);
 HTTP_EMPTY_ARGS(current, 1);
@@ -68,6 +69,11 @@ HTTP_EMPTY_ARGS(key, 0);
 HTTP_EMPTY_ARGS(next, 0);
 HTTP_EMPTY_ARGS(rewind, 0);
 
+HTTP_EMPTY_ARGS(count, 0);
+
+HTTP_EMPTY_ARGS(getAttachedRequests, 0);
+HTTP_EMPTY_ARGS(getFinishedRequests, 0);
+
 #define http_requestpool_object_declare_default_properties() _http_requestpool_object_declare_default_properties(TSRMLS_C)
 static inline void _http_requestpool_object_declare_default_properties(TSRMLS_D);
 
@@ -80,9 +86,8 @@ zend_function_entry http_requestpool_object_fe[] = {
        HTTP_REQPOOL_ME(send, ZEND_ACC_PUBLIC)
        HTTP_REQPOOL_ME(reset, ZEND_ACC_PUBLIC)
 
-       HTTP_REQPOOL_ME(socketSend, ZEND_ACC_PROTECTED)
+       HTTP_REQPOOL_ME(socketPerform, ZEND_ACC_PROTECTED)
        HTTP_REQPOOL_ME(socketSelect, ZEND_ACC_PROTECTED)
-       HTTP_REQPOOL_ME(socketRead, ZEND_ACC_PROTECTED)
 
        /* implements Interator */
        HTTP_REQPOOL_ME(valid, ZEND_ACC_PUBLIC)
@@ -90,15 +95,28 @@ zend_function_entry http_requestpool_object_fe[] = {
        HTTP_REQPOOL_ME(key, ZEND_ACC_PUBLIC)
        HTTP_REQPOOL_ME(next, ZEND_ACC_PUBLIC)
        HTTP_REQPOOL_ME(rewind, ZEND_ACC_PUBLIC)
-
-       {NULL, NULL, NULL}
+       
+       /* implmenents Countable */
+       HTTP_REQPOOL_ME(count, ZEND_ACC_PUBLIC)
+       
+       HTTP_REQPOOL_ME(getAttachedRequests, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(getFinishedRequests, ZEND_ACC_PUBLIC)
+
+       EMPTY_FUNCTION_ENTRY
 };
 static zend_object_handlers http_requestpool_object_handlers;
 
-void _http_requestpool_object_init(INIT_FUNC_ARGS)
+PHP_MINIT_FUNCTION(http_requestpool_object)
 {
        HTTP_REGISTER_CLASS_EX(HttpRequestPool, http_requestpool_object, NULL, 0);
+#if defined(HAVE_SPL) && !defined(WONKY)
+       zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 2, spl_ce_Countable, zend_ce_iterator);
+#else
        zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 1, zend_ce_iterator);
+#endif
+
+       http_requestpool_object_handlers.clone_obj = NULL;
+       return SUCCESS;
 }
 
 zend_object_value _http_requestpool_object_new(zend_class_entry *ce TSRMLS_DC)
@@ -110,13 +128,12 @@ zend_object_value _http_requestpool_object_new(zend_class_entry *ce TSRMLS_DC)
        o->zo.ce = ce;
 
        http_request_pool_init(&o->pool);
-       o->iterator.pos = 0;
 
        ALLOC_HASHTABLE(OBJ_PROP(o));
        zend_hash_init(OBJ_PROP(o), 0, NULL, ZVAL_PTR_DTOR, 0);
        zend_hash_copy(OBJ_PROP(o), &ce->default_properties, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 
-       ov.handle = zend_objects_store_put(o, (zend_objects_store_dtor_t) zend_objects_destroy_object, http_requestpool_object_free, NULL TSRMLS_CC);
+       ov.handle = putObject(http_requestpool_object, o);
        ov.handlers = &http_requestpool_object_handlers;
 
        return ov;
@@ -141,25 +158,40 @@ void _http_requestpool_object_free(zend_object *object TSRMLS_DC)
        efree(o);
 }
 
+#define http_requestpool_object_llist2array _http_requestpool_object_llist2array
+static void _http_requestpool_object_llist2array(zval **req, zval *array TSRMLS_DC)
+{
+       ZVAL_ADDREF(*req);
+       add_next_index_zval(array, *req);
+}
+
 /* ### USERLAND ### */
 
 /* {{{ proto void HttpRequestPool::__construct([HttpRequest request[, ...]])
  *
  * Instantiate a new HttpRequestPool object.  An HttpRequestPool is
  * able to send several HttpRequests in parallel.
+ * 
+ * WARNING: Don't attach/detach HttpRequest objects to the HttpRequestPool
+ * object while you're using the implemented Interator interface. 
  *
+ * Accepts virtual infinite optional parameters each referencing an
+ * HttpRequest object.
+ * 
+ * Throws HttpRequestException, HttpRequestPoolException, HttpInvalidParamException.
+ * 
  * Example:
  * <pre>
  * <?php
  * try {
  *     $pool = new HttpRequestPool(
- *         new HttpRequest('http://www.google.com/', HTTP_HEAD),
- *         new HttpRequest('http://www.php.net/', HTTP_HEAD)
+ *         new HttpRequest('http://www.google.com/', HttpRequest::METH_HEAD),
+ *         new HttpRequest('http://www.php.net/', HttpRequest::METH_HEAD)
  *     );
  *     $pool->send();
  *     foreach($pool as $request) {
  *         printf("%s is %s (%d)\n",
- *             $request->getResponseInfo('effective_url'),
+ *             $request->getUrl(),
  *             $request->getResponseCode() ? 'alive' : 'not alive',
  *             $request->getResponseCode()
  *         );
@@ -212,14 +244,23 @@ PHP_METHOD(HttpRequestPool, reset)
        getObject(http_requestpool_object, obj);
 
        NO_ARGS;
-
+       
+       obj->iterator.pos = 0;
        http_request_pool_detach_all(&obj->pool);
 }
 
 /* {{{ proto bool HttpRequestPool::attach(HttpRequest request)
  *
  * Attach an HttpRequest object to this HttpRequestPool.
- * NOTE: set all options prior attaching!
+ * WARNING: set all options prior attaching!
+ * 
+ * Expects the parameter to be an HttpRequest object not alread attached to
+ * antother HttpRequestPool object.
+ * 
+ * Returns TRUE on success, or FALSE on failure.
+ * 
+ * Throws HttpInvalidParamException, HttpRequestException, 
+ * HttpRequestPoolException, HttpEncodingException.
  */
 PHP_METHOD(HttpRequestPool, attach)
 {
@@ -229,7 +270,11 @@ PHP_METHOD(HttpRequestPool, attach)
 
        SET_EH_THROW_HTTP();
        if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O", &request, http_request_object_ce)) {
-               status = http_request_pool_attach(&obj->pool, request);
+               if (obj->iterator.pos > 0 && obj->iterator.pos < zend_llist_count(&obj->pool.handles)) {
+                       http_error(HE_THROW, HTTP_E_REQUEST_POOL, "Cannot attach to the HttpRequestPool while the iterator is active");
+               } else {
+                       status = http_request_pool_attach(&obj->pool, request);
+               }
        }
        SET_EH_NORMAL();
        RETURN_SUCCESS(status);
@@ -239,6 +284,13 @@ PHP_METHOD(HttpRequestPool, attach)
 /* {{{ proto bool HttpRequestPool::detach(HttpRequest request)
  *
  * Detach an HttpRequest object from this HttpRequestPool.
+ * 
+ * Expects the parameter to be an HttpRequest object attached to this
+ * HttpRequestPool object.
+ * 
+ * Returns TRUE on success, or FALSE on failure.
+ * 
+ * Throws HttpInvalidParamException, HttpRequestPoolException.
  */
 PHP_METHOD(HttpRequestPool, detach)
 {
@@ -248,6 +300,7 @@ PHP_METHOD(HttpRequestPool, detach)
 
        SET_EH_THROW_HTTP();
        if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O", &request, http_request_object_ce)) {
+               obj->iterator.pos = -1;
                status = http_request_pool_detach(&obj->pool, request);
        }
        SET_EH_NORMAL();
@@ -258,6 +311,11 @@ PHP_METHOD(HttpRequestPool, detach)
 /* {{{ proto bool HttpRequestPool::send()
  *
  * Send all attached HttpRequest objects in parallel.
+ * 
+ * Returns TRUE on success, or FALSE on failure.
+ * 
+ * Throws HttpSocketException, HttpRequestException, 
+ * HttpRequestPoolException, HttpMalformedHeaderException.
  */
 PHP_METHOD(HttpRequestPool, send)
 {
@@ -274,34 +332,56 @@ PHP_METHOD(HttpRequestPool, send)
 }
 /* }}} */
 
-/* {{{ proto protected bool HttpRequestPool::socketSend()
+/* {{{ proto protected bool HttpRequestPool::socketPerform()
  *
+ * Returns TRUE until each request has finished its transaction.
+ * 
  * Usage:
  * <pre>
  * <?php
- *     while ($pool->socketSend()) {
- *         do_something_else();
- *         if (!$pool->socketSelect()) {
- *             die('Socket error');
+ * class MyPool extends HttpRequestPool
+ * {
+ *     public function send()
+ *     {
+ *         while ($this->socketPerform()) {
+ *             if (!$this->socketSelect()) {
+ *                 throw new HttpSocketExcpetion;
+ *             }
  *         }
  *     }
- *     $pool->socketRead();
+ *     
+ *     protected final function socketPerform()
+ *     {
+ *         $result = parent::socketPerform();
+ *         foreach ($this->getFinishedRequests() as $r) {
+ *             $this->detach($r);
+ *             // handle response of finished request
+ *         }
+ *         return $result;
+ *     }
+ * } 
  * ?>
  * </pre>
  */
-PHP_METHOD(HttpRequestPool, socketSend)
+PHP_METHOD(HttpRequestPool, socketPerform)
 {
        getObject(http_requestpool_object, obj);
 
        NO_ARGS;
 
-       RETURN_BOOL(0 < http_request_pool_perform(&obj->pool));
+       if (0 < http_request_pool_perform(&obj->pool)) {
+               RETURN_TRUE;
+       } else {
+               RETURN_FALSE;
+       }
 }
 /* }}} */
 
 /* {{{ proto protected bool HttpRequestPool::socketSelect()
  *
- * See HttpRequestPool::socketSend().
+ * See HttpRequestPool::socketPerform().
+ * 
+ * Returns TRUE on success, or FALSE on failure.
  */
 PHP_METHOD(HttpRequestPool, socketSelect)
 {
@@ -313,23 +393,11 @@ PHP_METHOD(HttpRequestPool, socketSelect)
 }
 /* }}} */
 
-/* {{{ proto protected void HttpRequestPool::socketRead()
- *
- * See HttpRequestPool::socketSend().
- */
-PHP_METHOD(HttpRequestPool, socketRead)
-{
-       getObject(http_requestpool_object, obj);
-
-       NO_ARGS;
-
-       zend_llist_apply(&obj->pool.handles, (llist_apply_func_t) http_request_pool_responsehandler TSRMLS_CC);
-}
-/* }}} */
-
 /* implements Iterator */
 
 /* {{{ proto bool HttpRequestPool::valid()
+ *
+ * Implements Iterator::valid().
  */
 PHP_METHOD(HttpRequestPool, valid)
 {
@@ -337,12 +405,14 @@ PHP_METHOD(HttpRequestPool, valid)
 
        IF_RETVAL_USED {
                getObject(http_requestpool_object, obj);
-               RETURN_BOOL(obj->iterator.pos < zend_llist_count(&obj->pool.handles));
+               RETURN_BOOL(obj->iterator.pos >= 0 && obj->iterator.pos < zend_llist_count(&obj->pool.handles));
        }
 }
 /* }}} */
 
 /* {{{ proto HttpRequest HttpRequestPool::current()
+ *
+ * Implements Iterator::current().
  */
 PHP_METHOD(HttpRequestPool, current)
 {
@@ -355,8 +425,8 @@ PHP_METHOD(HttpRequestPool, current)
                getObject(http_requestpool_object, obj);
 
                if (obj->iterator.pos < zend_llist_count(&obj->pool.handles)) {
-                       for (   current = zend_llist_get_first_ex(&obj->pool.handles, &lpos); 
-                                       current && obj->iterator.pos != pos++; 
+                       for (   current = zend_llist_get_first_ex(&obj->pool.handles, &lpos);
+                                       current && obj->iterator.pos != pos++;
                                        current = zend_llist_get_next_ex(&obj->pool.handles, &lpos));
                        if (current) {
                                RETURN_OBJECT(*current);
@@ -367,7 +437,9 @@ PHP_METHOD(HttpRequestPool, current)
 }
 /* }}} */
 
-/* {{{ proto long HttpRequestPool::key()
+/* {{{ proto int HttpRequestPool::key()
+ *
+ * Implements Iterator::key().
  */
 PHP_METHOD(HttpRequestPool, key)
 {
@@ -381,6 +453,8 @@ PHP_METHOD(HttpRequestPool, key)
 /* }}} */
 
 /* {{{ proto void HttpRequestPool::next()
+ *
+ * Implements Iterator::next().
  */
 PHP_METHOD(HttpRequestPool, next)
 {
@@ -392,6 +466,8 @@ PHP_METHOD(HttpRequestPool, next)
 /* }}} */
 
 /* {{{ proto void HttpRequestPool::rewind()
+ *
+ * Implements Iterator::rewind().
  */
 PHP_METHOD(HttpRequestPool, rewind)
 {
@@ -402,6 +478,60 @@ PHP_METHOD(HttpRequestPool, rewind)
 }
 /* }}} */
 
+/* {{{ proto int HttpRequestPool::count()
+ *
+ * Implements Countable.
+ * 
+ * Returns the number of attached HttpRequest objects.
+ */
+PHP_METHOD(HttpRequestPool, count)
+{
+       NO_ARGS {
+               getObject(http_requestpool_object, obj);
+               RETURN_LONG((long) zend_llist_count(&obj->pool.handles));
+       }
+}
+/* }}} */
+
+/* {{{ proto array HttpRequestPool::getAttachedRequests()
+ *
+ * Get attached HttpRequest objects.
+ * 
+ * Returns an array containing all currently attached HttpRequest objects.
+ */
+PHP_METHOD(HttpRequestPool, getAttachedRequests)
+{
+       getObject(http_requestpool_object, obj);
+       
+       NO_ARGS;
+       
+       array_init(return_value);
+       zend_llist_apply_with_argument(&obj->pool.handles, 
+               (llist_apply_with_arg_func_t) http_requestpool_object_llist2array, 
+               return_value TSRMLS_CC);
+}
+/* }}} */
+
+/* {{{ proto array HttpRequestPool::getFinishedRequests()
+ *
+ * Get attached HttpRequest objects that already have finished their work.
+ * 
+ * Returns an array containing all attached HttpRequest objects that
+ * already have finished their work.
+ */
+PHP_METHOD(HttpRequestPool, getFinishedRequests)
+{
+       getObject(http_requestpool_object, obj);
+       
+       NO_ARGS;
+               
+       array_init(return_value);
+       zend_llist_apply_with_argument(&obj->pool.finished,
+               (llist_apply_with_arg_func_t) http_requestpool_object_llist2array,
+               return_value TSRMLS_CC);
+}
+/* }}} */
+
 #endif /* ZEND_ENGINE_2 && HTTP_HAVE_CURL */
 
 /*