Command line service provider. Initial checkin

xpfe/appshell/src/nsCommandLineService.cpp

@@ -0,0 +1,346 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+
+
+#include "nsICmdLineService.h"
+#include "nsVoidArray.h"
+#include "nsRepository.h"
+#include "nsString.h"
+#include "plstr.h"
+
+
+/* Define Class IDs */
+static NS_DEFINE_IID(kCmdLineServiceCID,         NS_COMMANDLINE_SERVICE_CID);
+static NS_DEFINE_IID(kICommandLineIID,	      NS_ICOMMANDLINE_SERVICE_IID);
+
+/* Define Interface IDs */
+
+static NS_DEFINE_IID(kIFactoryIID,         NS_IFACTORY_IID);
+static NS_DEFINE_IID(kICommandLineServiceIID, NS_ICOMMANDLINE_SERVICE_IID);
+
+
+class nsCmdLineService : public nsICmdLineService
+{
+public:
+  nsCmdLineService(void);
+
+  NS_DECL_ISUPPORTS
+
+  nsresult Initialize(int argc, char** argv);
+  nsresult GetCmdLineValue(char* arg, char **value);
+  nsresult GetURLToLoad(char ** aResult);
+  nsresult GetProgramName(char ** aResult);
+//  nsresult PrintCmdArgs();
+
+protected:
+  virtual ~nsCmdLineService();
+
+  nsVoidArray    mArgList;      // The arguments
+  nsVoidArray    mArgValueList; // The argument values
+  PRInt32       mArgCount; // This is not argc. This is # of argument pairs 
+                            // in the arglist and argvaluelist arrays. This
+                            // normally is argc/2.
+};
+
+
+nsCmdLineService::nsCmdLineService()
+{
+  mArgCount = 0;
+}
+
+
+nsresult nsCmdLineService::Initialize(int argc, char ** argv)
+{
+  NS_INIT_REFCNT();
+  PRInt32   i=0;
+  nsresult  rv = nsnull;
+
+  //Insert the program name 
+  mArgList.AppendElement((void *)PL_strdup("-progname"));
+  mArgValueList.AppendElement((void *)PL_strdup(argv[0]));
+  mArgCount++;
+  i++;
+
+  for(i=1; i<argc; i++) {
+
+    if (argv[i][0] == '-') {
+     /* An option that starts with -. May or many not
+	    * have a value after it. 
+	    */
+	   mArgList.AppendElement((void *)PL_strdup(argv[i]));
+	   //Increment the index to look ahead at the next option.
+     i++;
+
+
+     //Look ahead if this option has a value like -w 60
+
+	   if (i == argc) {
+	     /* All args have been parsed. Append a PR_TRUE for the
+	      * previous option in the mArgValueList
+	      */
+	     mArgValueList.AppendElement((void *)PL_strdup("1"));
+	     mArgCount++;
+	     break;
+	   }
+     if (argv[i][0] == '-') {
+        /* An other option. The previous one didn't have a value.
+         * So, store the previous one's value as PR_TRUE in the
+	       * mArgValue array and retract the index so that this option 
+	       * will get stored in the next iteration
+	       */
+        mArgValueList.AppendElement((void *)PL_strdup("1"));
+   	    mArgCount++;
+        i--;
+        continue;
+	    }
+      else {
+        /* The next argument does not start with '-'. This 
+	       * could be value to the previous option or a url to
+         * load if this is the last argument and has a ':/' in it.
+	       */
+	      if ((i == (argc-1)) && (PL_strstr(argv[i], ":/"))) {
+	         /* This is the last argument and a URL 
+            * Append a PR_TRUE for the previous option in the value array
+            */
+           mArgValueList.AppendElement((void *)PL_strdup("1"));
+	         mArgCount++;
+
+ 		       // Append the url to the arrays
+           mArgList.AppendElement((void *)PL_strdup("-url"));
+		       mArgValueList.AppendElement((void *) PL_strdup(argv[i]));
+	 	       mArgCount++;
+           continue;
+        }
+	      else {
+	         /* This is a value to the previous option.
+	          * Store it in the mArgValue array 
+	          */
+           mArgValueList.AppendElement((void *)PL_strdup(argv[i]));
+	         mArgCount++;
+	      }
+	   }
+  }
+  else {
+       if ((i == (argc-1)) && (PL_strstr(argv[i], ":/"))) {
+	        /* This must be the  URL at the end 
+	         * Append the url to the arrays
+           */
+           mArgList.AppendElement((void *)PL_strdup("-url"));
+	         mArgValueList.AppendElement((void *) PL_strdup(argv[i]));
+	         mArgCount++;
+	     }
+	     else {
+	       /* A bunch of unrecognized arguments */
+	       rv = NS_ERROR_INVALID_ARG;
+	     }
+  }
+	
+ }  // for
+
+  for (i=0; i<mArgCount; i++)
+  {
+       printf("Argument: %s, ****** Value: %s\n", mArgList.ElementAt(i), mArgValueList.ElementAt(i));      
+  }
+     
+   return rv;
+	
+}
+
+NS_IMETHODIMP
+nsCmdLineService::GetURLToLoad(char ** aResult)
+{
+
+   return GetCmdLineValue("-url", aResult);
+}
+
+NS_IMETHODIMP
+nsCmdLineService::GetProgramName(char ** aResult)
+{
+  nsresult  rv=nsnull;
+
+  *aResult = (char *)mArgValueList.ElementAt(0);
+
+  return rv;
+
+}
+
+
+NS_IMETHODIMP
+nsCmdLineService::GetCmdLineValue(char * arg, char ** aResult)
+{
+   nsresult  rv = NS_OK;
+   PRInt32   index=0;
+   
+   if (nsnull == arg || nsnull == aResult ) {
+	    return NS_ERROR_NULL_POINTER;
+   }
+
+   for (int i = 0; i<mArgCount; i++)
+   {
+     if (!PL_strcmp(arg, (char *) mArgList.ElementAt(i))) {
+       *aResult = (char *)mArgValueList.ElementAt(i);
+        return NS_OK;
+     }
+   }
+
+   *aResult = nsnull;
+   return rv;
+	
+}
+
+
+nsCmdLineService::~nsCmdLineService()
+{
+}
+
+
+
+#if 0
+NS_IMETHODIMP
+nsCmdLineService::PrintCmdArgs()
+{
+
+   if (mArgCount == 0) {
+     printf("No command line options provided\n");
+     return;
+   }
+   
+   for (int i=0; i<mArgCount; i++)
+   {
+       printf("Argument: %s, ****** Value: %s\n", mArgList.ElementAt(i), mArgValueList.ElementAt(i));      
+
+   }
+
+  return NS_OK;
+
+}
+#endif
+
+/*
+ * Implement the nsISupports methods...
+ */
+NS_IMPL_ISUPPORTS(nsCmdLineService, kICommandLineServiceIID);
+
+
+
+
+NS_EXPORT nsresult NS_NewCmdLineService(nsICmdLineService** aResult)
+{
+  if (nsnull == aResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+
+  *aResult = new nsCmdLineService();
+  if (nsnull == *aResult) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+
+  NS_ADDREF(*aResult);
+  return NS_OK;
+}
+
+
+
+//----------------------------------------------------------------------
+
+// Factory code for creating nsAppShellService's
+
+class nsCmdLineServiceFactory : public nsIFactory
+{
+public:
+  nsCmdLineServiceFactory();
+  NS_DECL_ISUPPORTS
+
+  // nsIFactory methods
+  NS_IMETHOD CreateInstance(nsISupports *aOuter,
+                            const nsIID &aIID,
+                            void **aResult);
+  
+  NS_IMETHOD LockFactory(PRBool aLock);  
+protected:
+  virtual ~nsCmdLineServiceFactory();
+};
+
+
+nsCmdLineServiceFactory::nsCmdLineServiceFactory()
+{
+  NS_INIT_REFCNT();
+}
+
+nsresult
+nsCmdLineServiceFactory::LockFactory(PRBool lock)
+{
+
+  return NS_OK;
+}
+
+nsCmdLineServiceFactory::~nsCmdLineServiceFactory()
+{
+  NS_ASSERTION(mRefCnt == 0, "non-zero refcnt at destruction");
+}
+
+NS_IMPL_ISUPPORTS(nsCmdLineServiceFactory, kIFactoryIID);
+
+
+nsresult
+nsCmdLineServiceFactory::CreateInstance(nsISupports *aOuter,
+                                  const nsIID &aIID,
+                                  void **aResult)
+{
+  nsresult rv;
+  nsCmdLineService* inst;
+
+  if (aResult == NULL) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  *aResult = NULL;
+  if (nsnull != aOuter) {
+    rv = NS_ERROR_NO_AGGREGATION;
+    goto done;
+  }
+
+  NS_NEWXPCOM(inst, nsCmdLineService);
+  if (inst == NULL) {
+    rv = NS_ERROR_OUT_OF_MEMORY;
+    goto done;
+  }
+
+  NS_ADDREF(inst);
+  rv = inst->QueryInterface(aIID, aResult);
+  NS_RELEASE(inst);
+
+done:
+  return rv;
+}
+
+
+extern "C" NS_APPSHELL nsresult
+NS_NewCmdLineServiceFactory(nsIFactory** aFactory)
+{
+  nsresult rv = NS_OK;
+  nsIFactory* inst = new nsCmdLineServiceFactory();
+  if (nsnull == inst) {
+    rv = NS_ERROR_OUT_OF_MEMORY;
+  }
+  else {
+    NS_ADDREF(inst);
+  }
+  *aFactory = inst;
+  return rv;
+}

xpfe/components/startup/src/nsCommandLineService.cpp

@@ -0,0 +1,346 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+
+
+#include "nsICmdLineService.h"
+#include "nsVoidArray.h"
+#include "nsRepository.h"
+#include "nsString.h"
+#include "plstr.h"
+
+
+/* Define Class IDs */
+static NS_DEFINE_IID(kCmdLineServiceCID,         NS_COMMANDLINE_SERVICE_CID);
+static NS_DEFINE_IID(kICommandLineIID,	      NS_ICOMMANDLINE_SERVICE_IID);
+
+/* Define Interface IDs */
+
+static NS_DEFINE_IID(kIFactoryIID,         NS_IFACTORY_IID);
+static NS_DEFINE_IID(kICommandLineServiceIID, NS_ICOMMANDLINE_SERVICE_IID);
+
+
+class nsCmdLineService : public nsICmdLineService
+{
+public:
+  nsCmdLineService(void);
+
+  NS_DECL_ISUPPORTS
+
+  nsresult Initialize(int argc, char** argv);
+  nsresult GetCmdLineValue(char* arg, char **value);
+  nsresult GetURLToLoad(char ** aResult);
+  nsresult GetProgramName(char ** aResult);
+//  nsresult PrintCmdArgs();
+
+protected:
+  virtual ~nsCmdLineService();
+
+  nsVoidArray    mArgList;      // The arguments
+  nsVoidArray    mArgValueList; // The argument values
+  PRInt32       mArgCount; // This is not argc. This is # of argument pairs 
+                            // in the arglist and argvaluelist arrays. This
+                            // normally is argc/2.
+};
+
+
+nsCmdLineService::nsCmdLineService()
+{
+  mArgCount = 0;
+}
+
+
+nsresult nsCmdLineService::Initialize(int argc, char ** argv)
+{
+  NS_INIT_REFCNT();
+  PRInt32   i=0;
+  nsresult  rv = nsnull;
+
+  //Insert the program name 
+  mArgList.AppendElement((void *)PL_strdup("-progname"));
+  mArgValueList.AppendElement((void *)PL_strdup(argv[0]));
+  mArgCount++;
+  i++;
+
+  for(i=1; i<argc; i++) {
+
+    if (argv[i][0] == '-') {
+     /* An option that starts with -. May or many not
+	    * have a value after it. 
+	    */
+	   mArgList.AppendElement((void *)PL_strdup(argv[i]));
+	   //Increment the index to look ahead at the next option.
+     i++;
+
+
+     //Look ahead if this option has a value like -w 60
+
+	   if (i == argc) {
+	     /* All args have been parsed. Append a PR_TRUE for the
+	      * previous option in the mArgValueList
+	      */
+	     mArgValueList.AppendElement((void *)PL_strdup("1"));
+	     mArgCount++;
+	     break;
+	   }
+     if (argv[i][0] == '-') {
+        /* An other option. The previous one didn't have a value.
+         * So, store the previous one's value as PR_TRUE in the
+	       * mArgValue array and retract the index so that this option 
+	       * will get stored in the next iteration
+	       */
+        mArgValueList.AppendElement((void *)PL_strdup("1"));
+   	    mArgCount++;
+        i--;
+        continue;
+	    }
+      else {
+        /* The next argument does not start with '-'. This 
+	       * could be value to the previous option or a url to
+         * load if this is the last argument and has a ':/' in it.
+	       */
+	      if ((i == (argc-1)) && (PL_strstr(argv[i], ":/"))) {
+	         /* This is the last argument and a URL 
+            * Append a PR_TRUE for the previous option in the value array
+            */
+           mArgValueList.AppendElement((void *)PL_strdup("1"));
+	         mArgCount++;
+
+ 		       // Append the url to the arrays
+           mArgList.AppendElement((void *)PL_strdup("-url"));
+		       mArgValueList.AppendElement((void *) PL_strdup(argv[i]));
+	 	       mArgCount++;
+           continue;
+        }
+	      else {
+	         /* This is a value to the previous option.
+	          * Store it in the mArgValue array 
+	          */
+           mArgValueList.AppendElement((void *)PL_strdup(argv[i]));
+	         mArgCount++;
+	      }
+	   }
+  }
+  else {
+       if ((i == (argc-1)) && (PL_strstr(argv[i], ":/"))) {
+	        /* This must be the  URL at the end 
+	         * Append the url to the arrays
+           */
+           mArgList.AppendElement((void *)PL_strdup("-url"));
+	         mArgValueList.AppendElement((void *) PL_strdup(argv[i]));
+	         mArgCount++;
+	     }
+	     else {
+	       /* A bunch of unrecognized arguments */
+	       rv = NS_ERROR_INVALID_ARG;
+	     }
+  }
+	
+ }  // for
+
+  for (i=0; i<mArgCount; i++)
+  {
+       printf("Argument: %s, ****** Value: %s\n", mArgList.ElementAt(i), mArgValueList.ElementAt(i));      
+  }
+     
+   return rv;
+	
+}
+
+NS_IMETHODIMP
+nsCmdLineService::GetURLToLoad(char ** aResult)
+{
+
+   return GetCmdLineValue("-url", aResult);
+}
+
+NS_IMETHODIMP
+nsCmdLineService::GetProgramName(char ** aResult)
+{
+  nsresult  rv=nsnull;
+
+  *aResult = (char *)mArgValueList.ElementAt(0);
+
+  return rv;
+
+}
+
+
+NS_IMETHODIMP
+nsCmdLineService::GetCmdLineValue(char * arg, char ** aResult)
+{
+   nsresult  rv = NS_OK;
+   PRInt32   index=0;
+   
+   if (nsnull == arg || nsnull == aResult ) {
+	    return NS_ERROR_NULL_POINTER;
+   }
+
+   for (int i = 0; i<mArgCount; i++)
+   {
+     if (!PL_strcmp(arg, (char *) mArgList.ElementAt(i))) {
+       *aResult = (char *)mArgValueList.ElementAt(i);
+        return NS_OK;
+     }
+   }
+
+   *aResult = nsnull;
+   return rv;
+	
+}
+
+
+nsCmdLineService::~nsCmdLineService()
+{
+}
+
+
+
+#if 0
+NS_IMETHODIMP
+nsCmdLineService::PrintCmdArgs()
+{
+
+   if (mArgCount == 0) {
+     printf("No command line options provided\n");
+     return;
+   }
+   
+   for (int i=0; i<mArgCount; i++)
+   {
+       printf("Argument: %s, ****** Value: %s\n", mArgList.ElementAt(i), mArgValueList.ElementAt(i));      
+
+   }
+
+  return NS_OK;
+
+}
+#endif
+
+/*
+ * Implement the nsISupports methods...
+ */
+NS_IMPL_ISUPPORTS(nsCmdLineService, kICommandLineServiceIID);
+
+
+
+
+NS_EXPORT nsresult NS_NewCmdLineService(nsICmdLineService** aResult)
+{
+  if (nsnull == aResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+
+  *aResult = new nsCmdLineService();
+  if (nsnull == *aResult) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+
+  NS_ADDREF(*aResult);
+  return NS_OK;
+}
+
+
+
+//----------------------------------------------------------------------
+
+// Factory code for creating nsAppShellService's
+
+class nsCmdLineServiceFactory : public nsIFactory
+{
+public:
+  nsCmdLineServiceFactory();
+  NS_DECL_ISUPPORTS
+
+  // nsIFactory methods
+  NS_IMETHOD CreateInstance(nsISupports *aOuter,
+                            const nsIID &aIID,
+                            void **aResult);
+  
+  NS_IMETHOD LockFactory(PRBool aLock);  
+protected:
+  virtual ~nsCmdLineServiceFactory();
+};
+
+
+nsCmdLineServiceFactory::nsCmdLineServiceFactory()
+{
+  NS_INIT_REFCNT();
+}
+
+nsresult
+nsCmdLineServiceFactory::LockFactory(PRBool lock)
+{
+
+  return NS_OK;
+}
+
+nsCmdLineServiceFactory::~nsCmdLineServiceFactory()
+{
+  NS_ASSERTION(mRefCnt == 0, "non-zero refcnt at destruction");
+}
+
+NS_IMPL_ISUPPORTS(nsCmdLineServiceFactory, kIFactoryIID);
+
+
+nsresult
+nsCmdLineServiceFactory::CreateInstance(nsISupports *aOuter,
+                                  const nsIID &aIID,
+                                  void **aResult)
+{
+  nsresult rv;
+  nsCmdLineService* inst;
+
+  if (aResult == NULL) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  *aResult = NULL;
+  if (nsnull != aOuter) {
+    rv = NS_ERROR_NO_AGGREGATION;
+    goto done;
+  }
+
+  NS_NEWXPCOM(inst, nsCmdLineService);
+  if (inst == NULL) {
+    rv = NS_ERROR_OUT_OF_MEMORY;
+    goto done;
+  }
+
+  NS_ADDREF(inst);
+  rv = inst->QueryInterface(aIID, aResult);
+  NS_RELEASE(inst);
+
+done:
+  return rv;
+}
+
+
+extern "C" NS_APPSHELL nsresult
+NS_NewCmdLineServiceFactory(nsIFactory** aFactory)
+{
+  nsresult rv = NS_OK;
+  nsIFactory* inst = new nsCmdLineServiceFactory();
+  if (nsnull == inst) {
+    rv = NS_ERROR_OUT_OF_MEMORY;
+  }
+  else {
+    NS_ADDREF(inst);
+  }
+  *aFactory = inst;
+  return rv;
+}