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- /*
- File: RunScript.c
-
- Description:
- Simple routines for running AppleScripts inside of applications. Clients
- should either link with CarbonLib or weak link against AppleScriptLib.
-
- Copyright:
- © Copyright 2001 Apple Computer, Inc. All rights reserved.
-
- Disclaimer:
- IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc.
- ("Apple") in consideration of your agreement to the following terms, and your
- use, installation, modification or redistribution of this Apple software
- constitutes acceptance of these terms. If you do not agree with these terms,
- please do not use, install, modify or redistribute this Apple software.
-
- In consideration of your agreement to abide by the following terms, and subject
- to these terms, Apple grants you a personal, non-exclusive license, under Apple’s
- copyrights in this original Apple software (the "Apple Software"), to use,
- reproduce, modify and redistribute the Apple Software, with or without
- modifications, in source and/or binary forms; provided that if you redistribute
- the Apple Software in its entirety and without modifications, you must retain
- this notice and the following text and disclaimers in all such redistributions of
- the Apple Software. Neither the name, trademarks, service marks or logos of
- Apple Computer, Inc. may be used to endorse or promote products derived from the
- Apple Software without specific prior written permission from Apple. Except as
- expressly stated in this notice, no other rights or licenses, express or implied,
- are granted by Apple herein, including but not limited to any patent rights that
- may be infringed by your derivative works or by other works in which the Apple
- Software may be incorporated.
-
- The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO
- WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
- WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
- COMBINATION WITH YOUR PRODUCTS.
-
- IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION
- OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT
- (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN
- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
- Change History (most recent first):
- Wed, Apr 10, 2001 -- created
- */
-
- #include "RunScript.h"
-
- #if ! TARGET_API_MAC_CARBON
-
- #include <OSA.h>
- #include <AppleScript.h>
- #include <Gestalt.h>
-
- #endif
-
- #include <string.h>
-
-
- /* AppleScriptAvailable returns true if AppleScript is available
- and the routines defined herein can be called. */
- Boolean AppleScriptAvailable(void) {
- long response;
- if (Gestalt(gestaltAppleScriptAttr, &response) != noErr) response = 0;
- return ((response & (1<<gestaltAppleScriptPresent)) != 0);
- }
-
-
- /* LowRunAppleScript compiles and runs an AppleScript
- provided as text in the buffer pointed to by text. textLength
- bytes will be compiled from this buffer and run as an AppleScript
- using all of the default environment and execution settings. If
- resultData is not NULL, then the result returned by the execution
- command will be returned as typeChar in this descriptor record
- (or typeNull if there is no result information). If the function
- returns errOSAScriptError, then resultData will be set to a
- descriptive error message describing the error (if one is
- available). */
- OSStatus LowRunAppleScript(const void* text, long textLength,
- AEDesc *resultData) {
- ComponentInstance theComponent;
- AEDesc scriptTextDesc;
- OSStatus err;
- OSAID scriptID, resultID;
- /* set up locals to a known state */
- theComponent = NULL;
- AECreateDesc(typeNull, NULL, 0, &scriptTextDesc);
- scriptID = kOSANullScript;
- resultID = kOSANullScript;
- /* open the scripting component */
- theComponent = OpenDefaultComponent(kOSAComponentType,
- typeAppleScript);
- if (theComponent == NULL) { err = paramErr; goto bail; }
- /* put the script text into an aedesc */
- err = AECreateDesc(typeChar, text, textLength, &scriptTextDesc);
- if (err != noErr) goto bail;
- /* compile the script */
- err = OSACompile(theComponent, &scriptTextDesc,
- kOSAModeNull, &scriptID);
- if (err != noErr) goto bail;
- /* run the script/get the result */
- err = OSAExecute(theComponent, scriptID, kOSANullScript,
- kOSAModeNull, &resultID);
- if (resultData != NULL) {
- AECreateDesc(typeNull, NULL, 0, resultData);
- if (err == errOSAScriptError) {
- OSAScriptError(theComponent, kOSAErrorMessage,
- typeChar, resultData);
- } else if (err == noErr && resultID != kOSANullScript) {
- OSADisplay(theComponent, resultID, typeChar,
- kOSAModeNull, resultData);
- }
- }
- bail:
- AEDisposeDesc(&scriptTextDesc);
- if (scriptID != kOSANullScript) OSADispose(theComponent, scriptID);
- if (resultID != kOSANullScript) OSADispose(theComponent, resultID);
- if (theComponent != NULL) CloseComponent(theComponent);
- return err;
- }
-
- /* SimpleRunAppleScript compiles and runs the AppleScript in the c-style
- string provided as a parameter. The result returned indicates the success
- of the operation. */
- OSStatus SimpleRunAppleScript(const char* theScript) {
- return LowRunAppleScript(theScript, strlen(theScript), NULL);
- }
-
-