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300 lines
9.8 KiB
300 lines
9.8 KiB
15 years ago
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/***************************************************************************
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option_cmds.c - implementation for option
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related commands
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-------------------
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begin : Fri Feb 1 2001
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copyright : (C) 2001 by Keith Isdale
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email : k_isdale@tpg.com.au
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "xsldbg.h"
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#include "utils.h"
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#include "options.h"
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#include "xsldbgmsg.h"
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#include "xsldbgthread.h"
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#include "debugXSL.h"
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/**
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* xslDbgShellSetOption:
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* @arg : Is valid, and in the format <NAME> <VALUE>
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*
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* Set the value of an option
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*
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* Returns 1 on success,
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* 0 otherwise
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*/
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int
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xslDbgShellSetOption(xmlChar * arg)
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{
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int result = 0;
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if (!arg) {
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#ifdef WITH_XSLDBG_DEBUG_PROCESS
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xsltGenericError(xsltGenericErrorContext,
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"Error: NULL argument provided\n");
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#endif
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return result;
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}
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if (xmlStrLen(arg) > 0) {
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xmlChar *opts[2];
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long optValue;
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long optID;
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if (splitString(arg, 2, opts) == 2) {
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bool invertOption = false;
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optID = optionsGetOptionID(opts[0]);
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if ((optID == -1) && (opts[0][0] == 'n') && (opts[0][1] == 'o')){
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optID = optionsGetOptionID(&opts[0][2]);
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if (optID != -1){
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// invert the value the user provides
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invertOption = true;
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}
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}
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if (optID >= OPTIONS_FIRST_INT_OPTIONID) {
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if (optID <= OPTIONS_LAST_INT_OPTIONID) {
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/* handle setting integer option */
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if ((xmlStrlen(opts[1]) == 0) ||
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!sscanf((char *) opts[1], "%ld", &optValue)) {
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xsldbgGenericErrorFunc(i18n("Error: Unable to parse %1 as an option value.\n").arg(xsldbgText(opts[1])));
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} else {
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if (invertOption)
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optValue = !optValue;
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result = optionsSetIntOption(OptionTypeEnum(optID), optValue);
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}
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} else {
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/* handle setting a string option */
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result = optionsSetStringOption(OptionTypeEnum(optID), opts[1]);
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}
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} else {
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static xmlExternalEntityLoader xsldbgDefaultEntLoader = 0;
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bool invertOption = false;
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bool enableNet = false;
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if (!xsldbgDefaultEntLoader)
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xsldbgDefaultEntLoader = xmlGetExternalEntityLoader();
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if (xmlStrEqual(opts[0], (const xmlChar *)"nonet" ))
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invertOption = true;
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if (xmlStrEqual(&opts[0][2*invertOption], (const xmlChar *)"net" )){
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if (sscanf((char *) opts[1], "%ld", &optValue)) {
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if (invertOption)
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optValue = !optValue;
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if (optValue)
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enableNet = true;
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result = true;
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if (enableNet)
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xmlSetExternalEntityLoader(xsldbgDefaultEntLoader);
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else
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xmlSetExternalEntityLoader(xmlNoNetExternalEntityLoader);
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}else{
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xsldbgGenericErrorFunc(i18n("Error: Unable to parse %1 as an option value.\n").arg(xsldbgText(opts[1])));
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}
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} else
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xsldbgGenericErrorFunc(i18n("Error: Unknown option name %1.\n").arg(xsldbgText(opts[0])));
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}
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} else {
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xsldbgGenericErrorFunc(i18n("Error: Missing arguments for the command %1.\n").arg("setoption"));
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}
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} else {
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xsldbgGenericErrorFunc(i18n("Error: Missing arguments for the command %1.\n").arg("setoption"));
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}
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return result;
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}
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/**
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* xslDbgShellOptions:
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*
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* Prints out values for user options
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*
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* Returns 1 on success,
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* 0 otherwise
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*/
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int
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xslDbgShellOptions(void)
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{
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int result = 1;
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int optionIndex;
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const xmlChar *optionName, *optionValue;
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/* Print out the integer options and thier values */
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if (getThreadStatus() != XSLDBG_MSG_THREAD_RUN) {
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for (optionIndex = OPTIONS_XINCLUDE;
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optionIndex <= OPTIONS_VERBOSE; optionIndex++) {
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/* skip any non-user options */
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optionName = optionsGetOptionName(OptionTypeEnum(optionIndex));
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if (optionName && (optionName[0] != '*')) {
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xsldbgGenericErrorFunc(i18n("Option %1 = %2\n").arg(xsldbgText(optionName)).arg(optionsGetIntOption(OptionTypeEnum(optionIndex))));
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}
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}
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/* Print out the string options and thier values */
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for (optionIndex = OPTIONS_OUTPUT_FILE_NAME;
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optionIndex <= OPTIONS_DATA_FILE_NAME; optionIndex++) {
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optionName = optionsGetOptionName(OptionTypeEnum(optionIndex));
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if (optionName && (optionName[0] != '*')) {
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optionValue = optionsGetStringOption(OptionTypeEnum(optionIndex));
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if (optionValue) {
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xsldbgGenericErrorFunc(i18n("Option %1 = \"%2\"\n").arg(xsldbgText(optionName)).arg((char*)optionValue));
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} else {
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xsldbgGenericErrorFunc(i18n("Option %1 = \"\"\n").arg(xsldbgText(optionName)));
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}
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}
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}
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xsldbgGenericErrorFunc("\n");
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} else {
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/* we are now notifying the application of the value of options */
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parameterItemPtr paramItem;
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notifyListStart(XSLDBG_MSG_INTOPTION_CHANGE);
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/* send the integer options and their values */
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for (optionIndex = OPTIONS_XINCLUDE;
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optionIndex <= OPTIONS_VERBOSE; optionIndex++) {
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/* skip any non-user options */
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optionName = optionsGetOptionName(OptionTypeEnum(optionIndex));
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if (optionName && (optionName[0] != '*')) {
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paramItem = optionsParamItemNew(optionName, 0L);
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if (!paramItem) {
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notifyListSend(); /* send what ever we've got so far */
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return 0; /* out of memory */
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}
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paramItem->intValue = optionsGetIntOption(OptionTypeEnum(optionIndex));
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notifyListQueue(paramItem); /* this will be free later */
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}
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}
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notifyListSend();
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notifyListStart(XSLDBG_MSG_STRINGOPTION_CHANGE);
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/* Send the string options and thier values */
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for (optionIndex = OPTIONS_OUTPUT_FILE_NAME;
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optionIndex <= OPTIONS_DATA_FILE_NAME; optionIndex++) {
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optionName = optionsGetOptionName(OptionTypeEnum(optionIndex));
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if (optionName && (optionName[0] != '*')) {
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paramItem =
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optionsParamItemNew(optionName,
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optionsGetStringOption
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(OptionTypeEnum(optionIndex)));
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if (!paramItem) {
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notifyListSend(); /* send what ever we've got so far */
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return 0; /* out of memory */
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} else
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notifyListQueue(paramItem); /* this will be freed later */
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}
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}
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notifyListSend();
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}
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return result;
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}
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/**
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* xslDbgShellShowWatches:
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* @styleCtxt: the current stylesheet context
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* @ctxt: The current shell context
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* @showWarnings : If 1 then showWarning messages,
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* otherwise do not show warning messages
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*
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* Print the current watches and their values
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*
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* Returns 1 on success,
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* 0 otherwise
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*/
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int xslDbgShellShowWatches(xsltTransformContextPtr styleCtxt,
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xmlShellCtxtPtr ctx,int showWarnings)
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{
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int result = 0, counter;
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xmlChar* watchExpression;
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if ((showWarnings == 1) && (arrayListCount(optionsGetWatchList()) == 0)){
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xsldbgGenericErrorFunc(i18n("\tNo expression watches set.\n"));
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}
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for ( counter = 0;
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counter < arrayListCount(optionsGetWatchList());
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counter++){
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watchExpression = (xmlChar*)arrayListGet(optionsGetWatchList(), counter);
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if (watchExpression){
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xsldbgGenericErrorFunc(i18n(" WatchExpression %1 ").arg(counter + 1));
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result = xslDbgShellCat(styleCtxt, ctx, watchExpression);
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}else
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break;
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}
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return result;
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}
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/**
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* xslDbgShellAddWatch:
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* @arg : A valid xPath of expression to watch the value of
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*
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* Add expression to list of expressions to watch value of
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*
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* Returns 1 on success,
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* 0 otherwise
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*/
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int xslDbgShellAddWatch(xmlChar* arg)
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{
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int result = 0;
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if (arg){
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trimString(arg);
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result = optionsAddWatch(arg);
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if (!result)
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xsldbgGenericErrorFunc(i18n("Error: Unable to add watch expression \"%1\". It already has been added or it cannot be watched.\n").arg(xsldbgText(arg)));
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}
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return result;
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}
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/**
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* xslDbgShellDeleteWatch:
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* @arg : A watch ID to remove or "*" to remove all watches
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*
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* Delete a given watch ID from our list of expressions to watch
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*
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* Returns 1 on success,
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* 0 otherwise
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*/
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int xslDbgShellDeleteWatch(xmlChar* arg)
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{
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int result = 0;
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long watchID;
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if (arg){
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trimString(arg);
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if (arg[0] == '*') {
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arrayListEmpty(optionsGetWatchList());
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}else if ((xmlStrlen(arg) == 0) ||
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!sscanf((char *) arg, "%ld", &watchID)) {
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xsldbgGenericErrorFunc(i18n("Error: Unable to parse %1 as a watchID.\n").arg(xsldbgText(arg)));
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return result;
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} else {
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result = optionsRemoveWatch(watchID);
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if (!result)
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xsldbgGenericErrorFunc(i18n("Error: Watch expression %1 does not exist.\n").arg(watchID));
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}
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}
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return result;
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}
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