1 files changed, 94 insertions, 0 deletions
diff --git a/plugins/avs/m_updater.h b/plugins/avs/m_updater.h
new file mode 100644
index 0000000000..588d1360ee
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+++ b/plugins/avs/m_updater.h
@@ -0,0 +1,94 @@
+#ifndef _M_UPDATER_H
+#define _M_UPDATER_H
+
+#include <newpluginapi.h>
+#include <stdio.h>
+#include <m_utils.h>
+
+typedef struct Update_tag {
+  int cbSize;     
+  char *szComponentName;		// component name as it will appear in the UI (will be translated before displaying)
+
+  char *szVersionURL;			// URL where the current version can be found (NULL to disable)
+  BYTE *pbVersionPrefix;		// bytes occuring in VersionURL before the version, used to locate the version information within the URL data
+								// (not that this URL could point at a binary file - dunno why, but it could :)
+  int cpbVersionPrefix;			// number of bytes pionted to by pbVersionPrefix
+  char *szUpdateURL;			// URL where dll/zip is located
+
+  char *szBetaVersionURL;		// URL where the beta version can be found (NULL to disable betas)
+  BYTE *pbBetaVersionPrefix;	// bytes occuring in VersionURL before the version, used to locate the version information within the URL data
+  int cpbBetaVersionPrefix;		// number of bytes pionted to by pbVersionPrefix
+  char *szBetaUpdateURL;		// URL where dll/zip is located
+
+  BYTE *pbVersion;				// bytes of current version, used for comparison with those in VersionURL
+  int cpbVersion;				// number of bytes pionted to by pbVersion
+
+} Update;
+
+// register a comonent with the updater
+//
+// wparam = 0
+// lparam = (LPARAM)&Update
+#define MS_UPDATE_REGISTER      "Update/Register"
+
+// utility functions to create a version string from a DWORD or from pluginInfo
+// point buf at a buffer at least 16 chars wide - but note the version string returned may be shorter
+//
+static char *CreateVersionString(DWORD version, char *buf) {
+	mir_snprintf(buf, 16, "%d.%d.%d.%d", (version >> 24) & 0xFF, (version >> 16) & 0xFF, (version >> 8) & 0xFF, version & 0xFF);
+	return buf;
+}
+
+static char *CreateVersionStringPlugin(PLUGININFO *pluginInfo, char *buf) {
+	return CreateVersionString(pluginInfo->version, buf);
+}
+
+
+// register the 'easy' way - use this method if you have no beta URL and the plugin is on the miranda file listing
+// NOTE: the plugin 'short name' in pluginInfo must match the name of the plugin on the file listing, exactly (including case)
+// AND the plugin version string on the file listing must be the string version of the version in pluginInfo (i.e. 0.0.0.1,
+// so no letters, brackets, etc.)
+//
+// wParam = (int)fileID				- this is the file ID from the file listing (i.e. the number at the end of the download link)
+// lParam = (PLUGININFO*)&pluginInfo
+#define MS_UPDATE_REGISTERFL	"Update/RegisterFL"
+
+#endif
+
+
+/////////////// Usage Example ///////////////
+
+#ifdef EXAMPLE_CODE
+
+// you need to #include "m_updater.h" and HookEvent(ME_SYSTEM_MODULESLOADED, OnModulesLoaded) in your Load function...
+
+int OnModulesLoaded(WPARAM wParam, LPARAM lParam) {
+
+	Update update = {0}; // for c you'd use memset or ZeroMemory...
+	char szVersion[16];
+
+	update.cbSize = sizeof(Update);
+
+	update.szComponentName = pluginInfo.shortName;
+	update.pbVersion = (BYTE *)CreateVersionString(&pluginInfo, szVersion);
+	update.cpbVersion = strlen((char *)update.pbVersion);
+
+	// these are the three lines that matter - the archive, the page containing the version string, and the text (or data) 
+	// before the version that we use to locate it on the page
+	// (note that if the update URL and the version URL point to standard file listing entries, the backend xml
+	// data will be used to check for updates rather than the actual web page - this is not true for beta urls)
+	update.szUpdateURL = "http://scottellis.com.au:81/test/updater.zip";
+	update.szVersionURL = "http://scottellis.com.au:81/test/updater_test.html";
+	update.pbVersionPrefix = (BYTE *)"Updater version ";
+	
+	update.cpbVersionPrefix = strlen((char *)update.pbVersionPrefix);
+
+	CallService(MS_UPDATE_REGISTER, 0, (WPARAM)&update);
+
+	// Alternatively, to register a plugin with e.g. file ID 2254 on the file listing...
+	// CallService(MS_UPDATE_REGISTERFL, (WPARAM)2254, (LPARAM)&pluginInfo);
+
+	return 0;
+}
+
+#endif