Examples with MissingParserException org.xwiki.rendering.parser.MissingParserException used on opensource projects

Example 1 with MissingParserException

use of org.xwiki.rendering.parser.MissingParserException in project xwiki-platform by xwiki.

the class DefaultWikiMacroFactory method buildMacro.

/**
 * Creates a {@link WikiMacro} from an {@link XWikiDocument} which contains a macro definition.
 *
 * @param doc the {@link XWikiDocument} to look for a macro definition
 * @return the {@link WikiMacro} found inside the document
 * @throws WikiMacroException when an invalid macro definition or no macro definition was found
 */
private WikiMacro buildMacro(XWikiDocument doc) throws WikiMacroException {
    DocumentReference documentReference = doc.getDocumentReference();
    // Check whether this document contains a macro definition.
    BaseObject macroDefinition = doc.getObject(WIKI_MACRO_CLASS);
    if (null == macroDefinition) {
        throw new WikiMacroException(String.format("No macro definition found in document : [%s]", documentReference));
    }
    // Extract macro definition.
    String macroId = macroDefinition.getStringValue(MACRO_ID_PROPERTY);
    String macroName = macroDefinition.getStringValue(MACRO_NAME_PROPERTY);
    // The macro description as plain text
    String macroDescription = macroDefinition.getStringValue(MACRO_DESCRIPTION_PROPERTY);
    String macroDefaultCategory = macroDefinition.getStringValue(MACRO_DEFAULT_CATEGORY_PROPERTY);
    WikiMacroVisibility macroVisibility = WikiMacroVisibility.fromString(macroDefinition.getStringValue(MACRO_VISIBILITY_PROPERTY));
    boolean macroSupportsInlineMode = (macroDefinition.getIntValue(MACRO_INLINE_PROPERTY) == 0) ? false : true;
    String macroContentType = macroDefinition.getStringValue(MACRO_CONTENT_TYPE_PROPERTY);
    // The macro content description as plain text
    String macroContentDescription = macroDefinition.getStringValue(MACRO_CONTENT_DESCRIPTION_PROPERTY);
    String macroCode = macroDefinition.getStringValue(MACRO_CODE_PROPERTY);
    // Verify macro id.
    if (StringUtils.isEmpty(macroId)) {
        throw new WikiMacroException(String.format("Incomplete macro definition in [%s], macro id is empty", documentReference));
    }
    // Verify macro name.
    if (StringUtils.isEmpty(macroName)) {
        macroName = macroId;
        this.logger.debug(String.format("Incomplete macro definition in [%s], macro name is empty", documentReference));
    }
    // Verify macro description.
    if (StringUtils.isEmpty(macroDescription)) {
        this.logger.debug(String.format("Incomplete macro definition in [%s], macro description is empty", documentReference));
    }
    // Verify default macro category.
    if (StringUtils.isEmpty(macroDefaultCategory)) {
        macroDefaultCategory = null;
        this.logger.debug(String.format("Incomplete macro definition in [%s], default macro category is empty", documentReference));
    }
    // Verify macro content type.
    if (StringUtils.isEmpty(macroContentType)) {
        macroContentType = MACRO_CONTENT_OPTIONAL;
    }
    // Verify macro content description.
    if (!macroContentType.equals(MACRO_CONTENT_EMPTY) && StringUtils.isEmpty(macroContentDescription)) {
        String errorMsg = "Incomplete macro definition in [%s], macro content description is empty";
        this.logger.debug(String.format(errorMsg, documentReference));
        macroContentDescription = "Macro content";
    }
    // Verify macro code.
    if (StringUtils.isEmpty(macroCode)) {
        throw new WikiMacroException(String.format("Incomplete macro definition in [%s], macro code is empty", documentReference));
    }
    // Extract macro parameters.
    List<WikiMacroParameterDescriptor> parameterDescriptors = new ArrayList<WikiMacroParameterDescriptor>();
    Vector<BaseObject> macroParameters = doc.getObjects(WIKI_MACRO_PARAMETER_CLASS);
    if (null != macroParameters) {
        for (BaseObject macroParameter : macroParameters) {
            // Vectors can contain null values
            if (null == macroParameter) {
                continue;
            }
            // Extract parameter definition.
            String parameterName = macroParameter.getStringValue(PARAMETER_NAME_PROPERTY);
            String parameterDescription = macroParameter.getStringValue(PARAMETER_DESCRIPTION_PROPERTY);
            boolean parameterMandatory = (macroParameter.getIntValue(PARAMETER_MANDATORY_PROPERTY) == 0) ? false : true;
            String parameterDefaultValue = macroParameter.getStringValue(PARAMETER_DEFAULT_VALUE_PROPERTY);
            // Verify parameter name.
            if (StringUtils.isEmpty(parameterName)) {
                throw new WikiMacroException(String.format("Incomplete macro definition in [%s], macro parameter name is empty", documentReference));
            }
            // Verify parameter description.
            if (StringUtils.isEmpty(parameterDescription)) {
                String errorMessage = "Incomplete macro definition in [%s], macro parameter description is empty";
                this.logger.debug(String.format(errorMessage, documentReference));
            }
            // If field empty, assume no default value was provided.
            if (StringUtils.isEmpty(parameterDefaultValue)) {
                parameterDefaultValue = null;
            }
            // Create the parameter descriptor.
            parameterDescriptors.add(new WikiMacroParameterDescriptor(parameterName, parameterDescription, parameterMandatory, parameterDefaultValue));
        }
    }
    // Create macro content descriptor.
    ContentDescriptor contentDescriptor = null;
    if (!macroContentType.equals(MACRO_CONTENT_EMPTY)) {
        contentDescriptor = new DefaultContentDescriptor(macroContentDescription, macroContentType.equals(MACRO_CONTENT_MANDATORY));
    }
    // Create macro descriptor.
    // Note that we register wiki macros for all syntaxes FTM and there's currently no way to restrict a wiki
    // macro for a given syntax only.
    MacroId id = new MacroId(macroId);
    MacroDescriptor macroDescriptor = new WikiMacroDescriptor(id, macroName, macroDescription, macroDefaultCategory, macroVisibility, contentDescriptor, parameterDescriptors);
    XDOM xdom;
    try {
        xdom = parser.parse(macroCode, doc.getSyntax(), documentReference);
    } catch (MissingParserException ex) {
        throw new WikiMacroException("Could not find a parser for macro content", ex);
    } catch (ParseException ex) {
        throw new WikiMacroException("Error while parsing macro content", ex);
    }
    // Create & return the macro.
    return new DefaultWikiMacro(documentReference, doc.getAuthorReference(), macroSupportsInlineMode, macroDescriptor, xdom, doc.getSyntax(), this.componentManager);
}