зеркало из https://github.com/mozilla/gecko-dev.git
fixing bug 99526 - update uninstaller to be able to undo the new MAPI settings set by mail. r=dveditz, sr=mscott. affects windows platforms only.
This commit is contained in:
ssu%netscape.com
Родитель
00d763c01b
Коммит
5ec74bc5fb
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@ -107,21 +107,9 @@ YesToAll=Y&es to all
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;Process Name=psm.exe
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;Message=Setup has detected that an instance of Personal Security Manager is currently running. Personal Security Manager will quit by itself when there are no other applications running that require it. A reboot might be necessary. Setup will then be able to continue.
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[Restore Desktop Integration Associations]
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.gif=TRUE
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.htm=TRUE
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.html=TRUE
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.jpeg=TRUE
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.jpg=TRUE
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.png=TRUE
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.xml=TRUE
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.xul=TRUE
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[Restore Desktop Integration Protocols]
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chrome=TRUE
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ftp=TRUE
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http=TRUE
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https=TRUE
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; This section attempts to restore/undo the desktop integration performed by the browser/mail
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[Restore Desktop Integration]
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Enabled=TRUE
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[Messages]
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ERROR_DLL_LOAD=Could not load %s
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@ -26,96 +26,177 @@
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#include "extra.h"
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#include "ifuncns.h"
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char gszRDISection[] = "Restore Desktop Integration";
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void RestoreDesktopIntegrationAssociations(HKEY hkRoot, LPSTR szWinRegDesktopKey)
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/* This function parses takes as input a registry key path string beginning
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* with HKEY_XXXX (root key) and parses out the sub key path and the root
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* key.
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*
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* It returns the root key as HKEY and the sub key path as char* */
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HKEY GetRootKeyAndSubKeyPath(char *szInKeyPath, char *szOutSubKeyPath, DWORD dwOutSubKeyPathSize)
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{
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char *szBufPtr = NULL;
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char szSection[MAX_BUF];
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char szAllKeys[MAX_BUF];
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char szValue[MAX_BUF];
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char szRDIName[] = "HKEY_LOCAL_MACHINE\\Software\\Classes";
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char szName[MAX_BUF];
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char *ptr = szInKeyPath;
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HKEY hkRootKey = HKEY_CLASSES_ROOT;
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wsprintf(szSection, "%s Associations", gszRDISection);
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GetPrivateProfileString(szSection, NULL, "", szAllKeys, sizeof(szAllKeys), szFileIniUninstall);
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if(*szAllKeys != '\0')
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ZeroMemory(szOutSubKeyPath, dwOutSubKeyPathSize);
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if(ptr == NULL)
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return(hkRootKey);
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/* search for the first '\' char */
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while(*ptr && (*ptr != '\\'))
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++ptr;
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if((*ptr == '\0') ||
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(*ptr == '\\'))
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{
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szBufPtr = szAllKeys;
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while(*szBufPtr != '\0')
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BOOL bPtrModified = FALSE;
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if(*ptr == '\\')
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{
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GetPrivateProfileString(szSection, szBufPtr, "", szValue, sizeof(szValue), szFileIniUninstall);
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if(lstrcmpi(szValue, "TRUE") == 0)
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*ptr = '\0';
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bPtrModified = TRUE;
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}
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hkRootKey = ParseRootKey(szInKeyPath);
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if(bPtrModified)
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*ptr = '\\';
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if((*ptr != '\0') &&
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((unsigned)lstrlen(ptr + 1) + 1 <= dwOutSubKeyPathSize))
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/* copy only the sub key path after the root key string */
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lstrcpy(szOutSubKeyPath, ptr + 1);
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}
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return(hkRootKey);
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}
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/* This function checks for nonprintable characters.
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* If at least one is found in the input string, it will return TRUE,
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* else FALSE */
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BOOL CheckForNonPrintableChars(char *szInString)
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{
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int i;
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int iLen;
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BOOL bFoundNonPrintableChar = FALSE;
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if(!szInString)
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return(TRUE);
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iLen = lstrlen(szInString);
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for(i = 0; i < iLen; i++)
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{
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if(!isprint(szInString[i]))
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{
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bFoundNonPrintableChar = TRUE;
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break;
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}
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}
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return(bFoundNonPrintableChar);
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}
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/* This function checks to see if the key path is a ddeexec path. If so,
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* it then checks for non printable chars */
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BOOL DdeexecCheck(char *szKey, char *szValue)
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{
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char szKddeexec[] = "shell\\open\\ddeexec";
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char szKeyLower[MAX_BUF];
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BOOL bPass = TRUE;
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lstrcpy(szKeyLower, szKey);
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strlwr(szKeyLower);
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if(strstr(szKeyLower, szKddeexec) && CheckForNonPrintableChars(szValue))
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bPass = FALSE;
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return(bPass);
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}
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/* This function enumerates HKEY_LOCAL_MACHINE\Sofware\Mozilla\Desktop for
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* variable information on what desktop integration was done by the
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* browser/mail client.
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*
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* These variables found cannot be deleted or modified until the enumeration
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* is complete, or else this function will fail! */
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void RestoreDesktopIntegration()
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{
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char szVarName[MAX_BUF];
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char szValue[MAX_BUF];
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char szSubKey[MAX_BUF];
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HKEY hkHandle;
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DWORD dwIndex;
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DWORD dwSubKeySize;
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DWORD dwTotalValues;
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char szWRMozillaDesktopKey[] = "Software\\Mozilla\\Desktop";
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char szKHKEY[] = "HKEY";
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char szKisHandling[] = "isHandling";
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if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, szWRMozillaDesktopKey, 0, KEY_READ|KEY_WRITE, &hkHandle) != ERROR_SUCCESS)
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return;
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dwTotalValues = 0;
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RegQueryInfoKey(hkHandle, NULL, NULL, NULL, NULL, NULL, NULL, &dwTotalValues, NULL, NULL, NULL, NULL);
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for(dwIndex = 0; dwIndex < dwTotalValues; dwIndex++)
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{
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/* Enumerate thru all the vars found within the Mozilla Desktop key */
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dwSubKeySize = sizeof(szVarName);
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if(RegEnumValue(hkHandle, dwIndex, szVarName, &dwSubKeySize, NULL, NULL, NULL, NULL) == ERROR_SUCCESS)
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{
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if(strnicmp(szVarName, szKHKEY, lstrlen(szKHKEY)) == 0)
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{
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wsprintf(szName, "%s\\%s", szRDIName, szBufPtr);
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GetWinReg(hkRoot, szWinRegDesktopKey, szName, szValue, sizeof(szValue));
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if(*szValue != '\0')
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HKEY hkRootKey;
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hkRootKey = GetRootKeyAndSubKeyPath(szVarName, szSubKey, sizeof(szSubKey));
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if(*szSubKey != '\0')
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{
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SetWinReg(HKEY_CLASSES_ROOT, szBufPtr, NULL, REG_SZ, szValue, lstrlen(szValue));
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GetWinReg(HKEY_LOCAL_MACHINE, szWRMozillaDesktopKey, szVarName, szValue, sizeof(szValue));
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if(*szValue != '\0')
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{
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/* Due to a bug in the browser code that saves the previous HKEY
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* value it's trying to replace as garbage chars, we need to try
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* to detect it. If found, do not restore it. This bug only
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* happens for the saved ddeexec keys. */
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if(DdeexecCheck(szSubKey, szValue))
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{
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/* Restore the previous saved setting here */
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SetWinReg(hkRootKey,
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szSubKey,
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NULL,
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REG_SZ,
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szValue,
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lstrlen(szValue));
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}
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}
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else
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/* if the saved value is an empty string, then
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* delete the default var for this key */
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DeleteWinRegValue(hkRootKey,
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szSubKey,
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szValue);
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}
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}
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/* move the pointer to the next key */
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szBufPtr += lstrlen(szBufPtr) + 1;
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}
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}
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}
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void ResetWinRegDIProcotol(HKEY hkRoot, LPSTR szWinRegDesktopKey, LPSTR szRDIName, LPSTR szProtocol, LPSTR szLatterKeyPath)
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{
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char szKey[MAX_BUF];
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char szName[MAX_BUF];
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char szValue[MAX_BUF];
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wsprintf(szName, "%s\\%s\\%s", szRDIName, szProtocol, szLatterKeyPath);
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GetWinReg(hkRoot, szWinRegDesktopKey, szName, szValue, sizeof(szValue));
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if(*szValue != '\0')
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{
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wsprintf(szKey, "%s\\%s", szProtocol, szLatterKeyPath);
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SetWinReg(HKEY_CLASSES_ROOT, szKey, NULL, REG_SZ, szValue, lstrlen(szValue));
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}
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}
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void RestoreDesktopIntegrationProtocols(HKEY hkRoot, LPSTR szWinRegDesktopKey)
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{
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char *szBufPtr = NULL;
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char szSection[MAX_BUF];
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char szAllKeys[MAX_BUF];
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char szValue[MAX_BUF];
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char szRDIName[] = "HKEY_LOCAL_MACHINE\\Software\\Classes";
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wsprintf(szSection, "%s Protocols", gszRDISection);
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GetPrivateProfileString(szSection, NULL, "", szAllKeys, sizeof(szAllKeys), szFileIniUninstall);
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if(*szAllKeys != '\0')
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{
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szBufPtr = szAllKeys;
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while(*szBufPtr != '\0')
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{
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GetPrivateProfileString(szSection, szBufPtr, "", szValue, sizeof(szValue), szFileIniUninstall);
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if(lstrcmpi(szValue, "TRUE") == 0)
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{
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ResetWinRegDIProcotol(hkRoot, szWinRegDesktopKey, szRDIName, szBufPtr, "shell\\open\\command");
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ResetWinRegDIProcotol(hkRoot, szWinRegDesktopKey, szRDIName, szBufPtr, "shell\\open\\ddeexec");
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ResetWinRegDIProcotol(hkRoot, szWinRegDesktopKey, szRDIName, szBufPtr, "shell\\open\\ddeexec\\Application");
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}
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/* move the pointer to the next key */
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szBufPtr += lstrlen(szBufPtr) + 1;
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}
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}
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RegCloseKey(hkHandle);
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return;
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}
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BOOL UndoDesktopIntegration(void)
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{
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char szMozillaDesktopKey[MAX_BUF];
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char szMozillaKey[] = "Software\\Mozilla";
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char szRDISection[] = "Restore Desktop Integration";
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char szBuf[MAX_BUF];
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wsprintf(szMozillaDesktopKey, "%s\\%s", szMozillaKey, "Desktop");
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RestoreDesktopIntegrationAssociations(HKEY_LOCAL_MACHINE, szMozillaDesktopKey);
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RestoreDesktopIntegrationProtocols(HKEY_LOCAL_MACHINE, szMozillaDesktopKey);
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/* Check to see if uninstall.ini has indicated to restore
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* the destktop integration performed by the browser/mail */
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GetPrivateProfileString(szRDISection, "Enabled", "", szBuf, sizeof(szBuf), szFileIniUninstall);
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if(lstrcmpi(szBuf, "TRUE") == 0)
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{
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wsprintf(szMozillaDesktopKey, "%s\\%s", szMozillaKey, "Desktop");
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RestoreDesktopIntegration();
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DeleteWinRegKey(HKEY_LOCAL_MACHINE, szMozillaDesktopKey, TRUE);
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DeleteWinRegKey(HKEY_LOCAL_MACHINE, szMozillaKey, FALSE);
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DeleteWinRegKey(HKEY_LOCAL_MACHINE, szMozillaDesktopKey, TRUE);
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DeleteWinRegKey(HKEY_LOCAL_MACHINE, szMozillaKey, FALSE);
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}
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return(0);
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}
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