Merge branch 'wdk'

1 files changed, 226 insertions, 0 deletions

diff --git a/plugins/upd/upd.c b/plugins/upd/upd.c
new file mode 100644
index 00000000..1659162c
--- /dev/null
+++ b/plugins/upd/upd.c
@@ -0,0 +1,226 @@
+/* XChat-WDK
+ * Copyright (c) 2010-2011 Berke Viktor.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <windows.h>
+#include <wininet.h>
+
+#include "xchat-plugin.h"
+
+static xchat_plugin *ph;   /* plugin handle */
+static const char name[] = "Update Checker";
+static const char desc[] = "Check for XChat-WDK updates automatically";
+static const char version[] = "2.1";
+
+static char*
+check_version ()
+{
+#if 0
+	HINTERNET hINet, hFile;
+	hINet = InternetOpen ("Update Checker", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
+
+	if (!hINet)
+	{
+		return "Unknown";
+	}
+
+	hFile = InternetOpenUrl (hINet,
+							"http://xchat-wdk.googlecode.com/git/version.txt?r=wdk",
+							NULL,
+							0,
+							INTERNET_FLAG_NO_CACHE_WRITE | INTERNET_FLAG_RELOAD,
+							0);
+	if (hFile)
+	{
+		static char buffer[1024];
+		DWORD dwRead;
+		while (InternetReadFile (hFile, buffer, 1023, &dwRead))
+		{
+			if (dwRead == 0)
+			{
+				break;
+			}
+			buffer[dwRead] = 0;
+		}
+
+		InternetCloseHandle (hFile);
+		InternetCloseHandle (hINet);
+		return buffer;
+	}
+
+	InternetCloseHandle (hINet);
+	return "Unknown";
+#endif
+
+	/* Google Code's messing up with requests, use HTTP/1.0 as suggested. More info:
+
+	   http://code.google.com/p/support/issues/detail?id=6095
+
+	   Of course it would be still too simple, coz IE will override settings, so
+	   you have to disable HTTP/1.1 manually and globally. More info:
+
+	   http://support.microsoft.com/kb/258425
+
+	   So this code's basically useless since disabling HTTP/1.1 will work with the
+	   above code too.
+
+	   Update: a Connection: close header seems to disable chunked encoding.
+	*/
+
+	HINTERNET hOpen, hConnect, hResource;
+
+	hOpen = InternetOpen (TEXT ("Update Checker"),
+						INTERNET_OPEN_TYPE_PRECONFIG,
+						NULL,
+						NULL,
+						0);
+	if (!hOpen)
+	{
+		return "Unknown";
+	}
+
+	hConnect = InternetConnect (hOpen,
+								TEXT ("xchat-wdk.googlecode.com"),
+								INTERNET_INVALID_PORT_NUMBER,
+								NULL,
+								NULL,
+								INTERNET_SERVICE_HTTP,
+								0,
+								0);
+	if (!hConnect)
+	{
+		InternetCloseHandle (hOpen);
+		return "Unknown";
+	}
+
+	hResource = HttpOpenRequest (hConnect,
+								TEXT ("GET"),
+								TEXT ("/git/version.txt?r=wdk"),
+								TEXT ("HTTP/1.0"),
+								NULL,
+								NULL,
+								INTERNET_FLAG_NO_CACHE_WRITE | INTERNET_FLAG_RELOAD | INTERNET_FLAG_NO_AUTH,
+								0);
+	if (!hResource)
+	{
+		InternetCloseHandle (hConnect);
+		InternetCloseHandle (hOpen);
+		return "Unknown";
+	}
+	else
+	{
+		static char buffer[1024];
+		DWORD dwRead;
+
+		HttpAddRequestHeaders (hResource, TEXT ("Connection: close\r\n"), -1L, HTTP_ADDREQ_FLAG_ADD);	/* workaround for GC bug */
+		HttpSendRequest (hResource, NULL, 0, NULL, 0);
+
+		while (InternetReadFile (hResource, buffer, 1023, &dwRead))
+		{
+			if (dwRead == 0)
+			{
+				break;
+			}
+			buffer[dwRead] = 0;
+		}
+
+		InternetCloseHandle (hResource);
+		InternetCloseHandle (hConnect);
+		InternetCloseHandle (hOpen);
+		return buffer;
+	}
+}
+
+static int
+print_version ()
+{
+	char *version = check_version ();
+
+	if (strcmp (version, xchat_get_info (ph, "wdk_version")) == 0)
+	{
+		xchat_printf (ph, "You have the latest version of XChat-WDK installed!\n");
+	}
+	else if (strcmp (version, "Unknown") == 0)
+	{
+		xchat_printf (ph, "Unable to check for XChat-WDK updates!\n");
+	}
+	else
+	{
+#ifdef _WIN64 /* use this approach, the wProcessorArchitecture method always returns 0 (=x86) for some reason */
+		xchat_printf (ph, "An XChat-WDK update is available! You can download it from here:\nhttp://xchat-wdk.googlecode.com/files/XChat-WDK%%20%s%%20x64.exe\n", version);
+#else
+		xchat_printf (ph, "An XChat-WDK update is available! You can download it from here:\nhttp://xchat-wdk.googlecode.com/files/XChat-WDK%%20%s%%20x86.exe\n", version);
+#endif
+	}
+
+	return XCHAT_EAT_XCHAT;
+}
+
+static int
+print_version_quiet (void *userdata)
+{
+	char *version = check_version ();
+
+	/* if it's not the current version AND not network error */
+	if (!(strcmp (version, xchat_get_info (ph, "wdk_version")) == 0) && !(strcmp (version, "Unknown") == 0))
+	{
+#ifdef _WIN64 /* use this approach, the wProcessorArchitecture method always returns 0 (=x86) for plugins for some reason */
+		xchat_printf (ph, "An XChat-WDK update is available! You can download it from here:\nhttp://xchat-wdk.googlecode.com/files/XChat-WDK%%20%s%%20x64.exe\n", version);
+#else
+		xchat_printf (ph, "An XChat-WDK update is available! You can download it from here:\nhttp://xchat-wdk.googlecode.com/files/XChat-WDK%%20%s%%20x86.exe\n", version);
+#endif
+		/* print update url once, then stop the timer */
+		return 0;
+	}
+	/* keep checking */
+	return 1;
+}
+
+int
+xchat_plugin_init (xchat_plugin *plugin_handle, char **plugin_name, char **plugin_desc, char **plugin_version, char *arg)
+{
+	ph = plugin_handle;
+
+	*plugin_name = name;
+	*plugin_desc = desc;
+	*plugin_version = version;
+
+	xchat_hook_command (ph, "UPDCHK", XCHAT_PRI_NORM, print_version, 0, 0);
+	xchat_command (ph, "MENU -ietc\\download.png ADD \"Help/Check for Updates\" \"UPDCHK\"");
+	xchat_printf (ph, "%s plugin loaded\n", name);
+
+	/* only start the timer if there's no update available during startup */
+	if (print_version_quiet (NULL))
+	{
+		/* check for updates every 6 hours */
+		xchat_hook_timer (ph, 21600000, print_version_quiet, NULL);
+	}
+
+	return 1;       /* return 1 for success */
+}
+
+int
+xchat_plugin_deinit (void)
+{
+	xchat_command (ph, "MENU DEL \"Help/Check for updates\"");
+	xchat_printf (ph, "%s plugin unloaded\n", name);
+	return 1;
+}