# you better don't look inside
[m6w6/ext-http] / http_requestpool_object.c
index 2f1b4175cfaf1d9ed1fc770c42f3053bd25b6948..902574dc9255198f39238a8ff42e9309b5d983df 100644 (file)
 /*
-   +----------------------------------------------------------------------+
-   | 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>            |
+    +--------------------------------------------------------------------+
 */
 
 /* $Id$ */
 
-
 #ifdef HAVE_CONFIG_H
 #      include "config.h"
 #endif
-#include "php.h"
+
+#define HTTP_WANT_CURL
+#include "php_http.h"
 
 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
 
-#include "php_http_std_defs.h"
-#include "php_http_requestpool_object.h"
+#include "zend_interfaces.h"
+
+#include "php_http_api.h"
+#include "php_http_exception_object.h"
+#include "php_http_request_api.h"
+#include "php_http_request_object.h"
 #include "php_http_request_pool_api.h"
+#include "php_http_requestpool_object.h"
 
-#ifdef PHP_WIN32
-#      include <winsock2.h>
+#if defined(HAVE_SPL) && !defined(WONKY)
+/* SPL doesn't install its headers */
+extern PHPAPI zend_class_entry *spl_ce_Countable;
 #endif
-#include <curl/curl.h>
 
-HTTP_DECLARE_ARG_PASS_INFO();
+#define HTTP_BEGIN_ARGS(method, req_args)      HTTP_BEGIN_ARGS_EX(HttpRequestPool, method, 0, req_args)
+#define HTTP_EMPTY_ARGS(method, ret_ref)       HTTP_EMPTY_ARGS_EX(HttpRequestPool, method, ret_ref)
+#define HTTP_REQPOOL_ME(method, visibility)    PHP_ME(HttpRequestPool, method, HTTP_ARGS(HttpRequestPool, method), visibility)
+
+HTTP_BEGIN_ARGS_AR(HttpRequestPool, __construct, 0, 0)
+       HTTP_ARG_OBJ(HttpRequest, request0, 0)
+       HTTP_ARG_OBJ(HttpRequest, request1, 0)
+       HTTP_ARG_OBJ(HttpRequest, requestN, 0)
+HTTP_END_ARGS;
+
+HTTP_EMPTY_ARGS(__destruct, 0);
+HTTP_EMPTY_ARGS(reset, 0);
+
+HTTP_BEGIN_ARGS(attach, 1)
+       HTTP_ARG_OBJ(HttpRequest, request, 0)
+HTTP_END_ARGS;
+
+HTTP_BEGIN_ARGS(detach, 1)
+       HTTP_ARG_OBJ(HttpRequest, request, 0)
+HTTP_END_ARGS;
+
+HTTP_EMPTY_ARGS(send, 0);
+HTTP_EMPTY_ARGS(socketPerform, 0);
+HTTP_EMPTY_ARGS(socketSelect, 0);
+
+HTTP_EMPTY_ARGS(valid, 0);
+HTTP_EMPTY_ARGS(current, 1);
+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);
 
 zend_class_entry *http_requestpool_object_ce;
 zend_function_entry http_requestpool_object_fe[] = {
-       PHP_ME(HttpRequestPool, __construct, http_arg_pass_ref_all, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
-       PHP_ME(HttpRequestPool, __destruct, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_DTOR)
-       PHP_ME(HttpRequestPool, attach, NULL, ZEND_ACC_PUBLIC)
-       PHP_ME(HttpRequestPool, detach, NULL, ZEND_ACC_PUBLIC)
-       PHP_ME(HttpRequestPool, send, NULL, ZEND_ACC_PUBLIC)
-       PHP_ME(HttpRequestPool, reset, NULL, ZEND_ACC_PUBLIC)
-
-       PHP_ME(HttpRequestPool, socketSend, NULL, ZEND_ACC_PROTECTED)
-       PHP_ME(HttpRequestPool, socketSelect, NULL, ZEND_ACC_PROTECTED)
-       PHP_ME(HttpRequestPool, socketRead, NULL, ZEND_ACC_PROTECTED)
-
-       {NULL, NULL, NULL}
+       HTTP_REQPOOL_ME(__construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
+       HTTP_REQPOOL_ME(__destruct, ZEND_ACC_PUBLIC|ZEND_ACC_DTOR)
+       HTTP_REQPOOL_ME(attach, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(detach, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(send, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(reset, ZEND_ACC_PUBLIC)
+
+       HTTP_REQPOOL_ME(socketPerform, ZEND_ACC_PROTECTED)
+       HTTP_REQPOOL_ME(socketSelect, ZEND_ACC_PROTECTED)
+
+       /* implements Interator */
+       HTTP_REQPOOL_ME(valid, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(current, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(key, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(next, ZEND_ACC_PUBLIC)
+       HTTP_REQPOOL_ME(rewind, ZEND_ACC_PUBLIC)
+       
+       /* 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)
@@ -73,7 +130,7 @@ zend_object_value _http_requestpool_object_new(zend_class_entry *ce TSRMLS_DC)
        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;
@@ -98,6 +155,384 @@ 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 HttpRequestPoolException (HttpRequestException, HttpInvalidParamException).
+ * 
+ * Example:
+ * <pre>
+ * <?php
+ * try {
+ *     $pool = new HttpRequestPool(
+ *         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->getUrl(),
+ *             $request->getResponseCode() ? 'alive' : 'not alive',
+ *             $request->getResponseCode()
+ *         );
+ *     }
+ * } catch (HttpException $e) {
+ *     echo $e;
+ * }
+ * ?>
+ * </pre>
+ */
+PHP_METHOD(HttpRequestPool, __construct)
+{
+       int argc = ZEND_NUM_ARGS();
+       zval ***argv = safe_emalloc(argc, sizeof(zval *), 0);
+       getObject(http_requestpool_object, obj);
+
+       SET_EH_THROW_HTTP();
+       if (SUCCESS == zend_get_parameters_array_ex(argc, argv)) {
+               int i;
+
+               for (i = 0; i < argc; ++i) {
+                       if (Z_TYPE_PP(argv[i]) == IS_OBJECT && instanceof_function(Z_OBJCE_PP(argv[i]), http_request_object_ce TSRMLS_CC)) {
+                               http_request_pool_try {
+                                       http_request_pool_attach(&obj->pool, *(argv[i]));
+                               } http_request_pool_catch();
+                       }
+               }
+               http_request_pool_final();
+       }
+       efree(argv);
+       SET_EH_NORMAL();
+}
+/* }}} */
+
+/* {{{ proto void HttpRequestPool::__destruct()
+ *
+ * Clean up HttpRequestPool object.
+ */
+PHP_METHOD(HttpRequestPool, __destruct)
+{
+       getObject(http_requestpool_object, obj);
+
+       NO_ARGS;
+
+       http_request_pool_detach_all(&obj->pool);
+}
+/* }}} */
+
+/* {{{ proto void HttpRequestPool::reset()
+ *
+ * Detach all attached HttpRequest objects.
+ */
+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.
+ * 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)
+{
+       zval *request;
+       STATUS status = FAILURE;
+       getObject(http_requestpool_object, obj);
+
+       SET_EH_THROW_HTTP();
+       if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O", &request, http_request_object_ce)) {
+               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);
+}
+/* }}} */
+
+/* {{{ 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)
+{
+       zval *request;
+       STATUS status = FAILURE;
+       getObject(http_requestpool_object, obj);
+
+       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();
+       RETURN_SUCCESS(status);
+}
+/* }}} */
+
+/* {{{ proto bool HttpRequestPool::send()
+ *
+ * Send all attached HttpRequest objects in parallel.
+ * 
+ * Returns TRUE on success, or FALSE on failure.
+ * 
+ * Throws HttpRequestPoolException (HttpSocketException, HttpRequestException, HttpMalformedHeaderException).
+ */
+PHP_METHOD(HttpRequestPool, send)
+{
+       STATUS status;
+       getObject(http_requestpool_object, obj);
+
+       NO_ARGS;
+
+       SET_EH_THROW_HTTP();
+       status = http_request_pool_send(&obj->pool);
+       SET_EH_NORMAL();
+
+       RETURN_SUCCESS(status);
+}
+/* }}} */
+
+/* {{{ proto protected bool HttpRequestPool::socketPerform()
+ *
+ * Returns TRUE until each request has finished its transaction.
+ * 
+ * Usage:
+ * <pre>
+ * <?php
+ * class MyPool extends HttpRequestPool
+ * {
+ *     public function send()
+ *     {
+ *         while ($this->socketPerform()) {
+ *             if (!$this->socketSelect()) {
+ *                 throw new HttpSocketExcpetion;
+ *             }
+ *         }
+ *     }
+ *     
+ *     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, socketPerform)
+{
+       getObject(http_requestpool_object, obj);
+
+       NO_ARGS;
+
+       if (0 < http_request_pool_perform(&obj->pool)) {
+               RETURN_TRUE;
+       } else {
+               RETURN_FALSE;
+       }
+}
+/* }}} */
+
+/* {{{ proto protected bool HttpRequestPool::socketSelect()
+ *
+ * See HttpRequestPool::socketPerform().
+ * 
+ * Returns TRUE on success, or FALSE on failure.
+ */
+PHP_METHOD(HttpRequestPool, socketSelect)
+{
+       getObject(http_requestpool_object, obj);
+
+       NO_ARGS;
+
+       RETURN_SUCCESS(http_request_pool_select(&obj->pool));
+}
+/* }}} */
+
+/* implements Iterator */
+
+/* {{{ proto bool HttpRequestPool::valid()
+ *
+ * Implements Iterator::valid().
+ */
+PHP_METHOD(HttpRequestPool, valid)
+{
+       NO_ARGS;
+
+       IF_RETVAL_USED {
+               getObject(http_requestpool_object, obj);
+               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)
+{
+       NO_ARGS;
+
+       IF_RETVAL_USED {
+               long pos = 0;
+               zval **current = NULL;
+               zend_llist_position lpos;
+               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++;
+                                       current = zend_llist_get_next_ex(&obj->pool.handles, &lpos));
+                       if (current) {
+                               RETURN_OBJECT(*current);
+                       }
+               }
+               RETURN_NULL();
+       }
+}
+/* }}} */
+
+/* {{{ proto int HttpRequestPool::key()
+ *
+ * Implements Iterator::key().
+ */
+PHP_METHOD(HttpRequestPool, key)
+{
+       NO_ARGS;
+
+       IF_RETVAL_USED {
+               getObject(http_requestpool_object, obj);
+               RETURN_LONG(obj->iterator.pos);
+       }
+}
+/* }}} */
+
+/* {{{ proto void HttpRequestPool::next()
+ *
+ * Implements Iterator::next().
+ */
+PHP_METHOD(HttpRequestPool, next)
+{
+       NO_ARGS {
+               getObject(http_requestpool_object, obj);
+               ++(obj->iterator.pos);
+       }
+}
+/* }}} */
+
+/* {{{ proto void HttpRequestPool::rewind()
+ *
+ * Implements Iterator::rewind().
+ */
+PHP_METHOD(HttpRequestPool, rewind)
+{
+       NO_ARGS {
+               getObject(http_requestpool_object, obj);
+               obj->iterator.pos = 0;
+       }
+}
+/* }}} */
+
+/* {{{ 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 */
 
 /*