Examples with PreflightConfiguration org.apache.pdfbox.preflight.PreflightConfiguration used on opensource projects

Example 1 with PreflightConfiguration

use of org.apache.pdfbox.preflight.PreflightConfiguration in project pdfbox by apache.

the class CatalogValidationProcess method validateICCProfileVersion.

private boolean validateICCProfileVersion(ICC_Profile iccp, PreflightContext ctx) {
    PreflightConfiguration config = ctx.getConfig();
    // check the ICC Profile version (6.2.2)
    if (iccp.getMajorVersion() == 2) {
        if (iccp.getMinorVersion() > 0x40) {
            // in PDF 1.4, max version is 02h.40h (meaning V 3.5)
            // see the ICCProfile specification (ICC.1:1998-09)page 13 - §6.1.3 :
            // The current profile version number is "2.4.0" (encoded as 02400000h")
            ValidationError error = new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_ICC_PROFILE_TOO_RECENT, "Invalid version of the ICCProfile");
            error.setWarning(config.isLazyValidation());
            addValidationError(ctx, error);
            return false;
        }
    // else OK
    } else if (iccp.getMajorVersion() > 2) {
        // in PDF 1.4, max version is 02h.40h (meaning V 3.5)
        // see the ICCProfile specification (ICC.1:1998-09)page 13 - §6.1.3 :
        // The current profile version number is "2.4.0" (encoded as 02400000h"
        ValidationError error = new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_ICC_PROFILE_TOO_RECENT, "Invalid version of the ICCProfile");
        error.setWarning(config.isLazyValidation());
        addValidationError(ctx, error);
        return false;
    }
    // else seems less than 2, so correct
    return true;
}

Example 2 with PreflightConfiguration

use of org.apache.pdfbox.preflight.PreflightConfiguration in project pdfbox by apache.

the class ShadingPatternValidationProcess method checkColorSpace.

/**
 * Checks if the ColorSapce entry is consistent which rules of the PDF Reference and the ISO 190005-1:2005
 * Specification.
 *
 * This method is called by the validate method.
 *
 * @param context the preflight context.
 * @param page the page to check.
 * @param shadingRes the Shading pattern to check.
 * @throws ValidationException
 */
protected void checkColorSpace(PreflightContext context, PDPage page, PDShading shadingRes) throws ValidationException {
    try {
        PDColorSpace pColorSpace = shadingRes.getColorSpace();
        PreflightConfiguration config = context.getConfig();
        ColorSpaceHelperFactory csFact = config.getColorSpaceHelperFact();
        ColorSpaceHelper csh = csFact.getColorSpaceHelper(context, pColorSpace, ColorSpaceRestriction.NO_PATTERN);
        csh.validate();
    } catch (IOException e) {
        LOGGER.debug("Unable to get the color space", e);
        context.addValidationError(new ValidationError(ERROR_GRAPHIC_INVALID_UNKNOWN_COLOR_SPACE, e.getMessage()));
    }
}

Example 3 with PreflightConfiguration

use of org.apache.pdfbox.preflight.PreflightConfiguration in project pdfbox by apache.

the class SinglePageValidationProcess method validateColorSpaces.

/**
 * Check that all ColorSpace present in the Resource dictionary are conforming to the ISO 19005:2005-1
 * specification.
 *
 * @param context the preflight context.
 * @param page the page to check.
 */
protected void validateColorSpaces(PreflightContext context, PDPage page) {
    PDResources resources = page.getResources();
    if (resources != null) {
        PreflightConfiguration config = context.getConfig();
        ColorSpaceHelperFactory colorSpaceFactory = config.getColorSpaceHelperFact();
        for (COSName name : resources.getColorSpaceNames()) {
            try {
                PDColorSpace pdCS = resources.getColorSpace(name);
                ColorSpaceHelper csHelper = colorSpaceFactory.getColorSpaceHelper(context, pdCS, ColorSpaceRestriction.NO_RESTRICTION);
                csHelper.validate();
            } catch (IOException e) {
                // fixme: this code was previously in PDResources
                LOGGER.debug("Unable to create colorspace", e);
            }
        }
    }
}

Example 4 with PreflightConfiguration

use of org.apache.pdfbox.preflight.PreflightConfiguration in project pdfbox by apache.

the class TestPreflightConfiguration method testGetValidationProcess_MissingProcess_NoError.

@Test
public void testGetValidationProcess_MissingProcess_NoError() throws Exception {
    PreflightConfiguration configuration = PreflightConfiguration.createPdfA1BConfiguration();
    configuration.setErrorOnMissingProcess(false);
    configuration.getInstanceOfProcess("unknownProcess");
}

Example 5 with PreflightConfiguration

use of org.apache.pdfbox.preflight.PreflightConfiguration in project pdfbox by apache.

the class CatalogValidationProcess method validateOutputIntent.

/**
 * This method checks the content of each OutputIntent. The S entry must contain GTS_PDFA1. The DestOuputProfile
 * must contain a valid ICC Profile Stream.
 *
 * If there are more than one OutputIntent, they have to use the same ICC Profile.
 *
 * This method returns a list of ValidationError. It is empty if no errors have been found.
 *
 * @param ctx
 * @throws ValidationException
 */
public void validateOutputIntent(PreflightContext ctx) throws ValidationException {
    COSDocument cosDocument = ctx.getDocument().getDocument();
    COSBase cBase = catalog.getCOSObject().getItem(COSName.getPDFName(DOCUMENT_DICTIONARY_KEY_OUTPUT_INTENTS));
    COSArray outputIntents = COSUtils.getAsArray(cBase, cosDocument);
    Map<COSObjectKey, Boolean> tmpDestOutputProfile = new HashMap<>();
    for (int i = 0; outputIntents != null && i < outputIntents.size(); ++i) {
        COSDictionary outputIntentDict = COSUtils.getAsDictionary(outputIntents.get(i), cosDocument);
        if (outputIntentDict == null) {
            addValidationError(ctx, new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY, "OutputIntent object is null or isn't a dictionary"));
        } else {
            // S entry is mandatory and must be equals to GTS_PDFA1
            String sValue = outputIntentDict.getNameAsString(OUTPUT_INTENT_DICTIONARY_KEY_S);
            if (!OUTPUT_INTENT_DICTIONARY_VALUE_GTS_PDFA1.equals(sValue)) {
                addValidationError(ctx, new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_S_VALUE_INVALID, "The S entry of the OutputIntent isn't GTS_PDFA1"));
                continue;
            }
            // OutputConditionIdentifier is a mandatory field
            String outputConditionIdentifier = outputIntentDict.getString(OUTPUT_INTENT_DICTIONARY_KEY_OUTPUT_CONDITION_IDENTIFIER);
            if (outputConditionIdentifier == null) {
                // empty string is authorized (it may be an application specific value)
                addValidationError(ctx, new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY, "The OutputIntentCondition is missing"));
                continue;
            }
            /*
                 * If OutputConditionIdentifier is "Custom" or a non Standard ICC Characterization : DestOutputProfile
                 * and Info are mandatory DestOutputProfile must be a ICC Profile
                 * 
                 * Because of PDF/A conforming file needs to specify the color characteristics, the DestOutputProfile is
                 * checked even if the OutputConditionIdentifier isn't "Custom"
                 */
            COSBase destOutputProfile = outputIntentDict.getItem(OUTPUT_INTENT_DICTIONARY_KEY_DEST_OUTPUT_PROFILE);
            validateICCProfile(destOutputProfile, tmpDestOutputProfile, ctx);
            PreflightConfiguration config = ctx.getConfig();
            if (config.isLazyValidation() && !isStandardICCCharacterization(outputConditionIdentifier)) {
                String info = outputIntentDict.getString(COSName.getPDFName(OUTPUT_INTENT_DICTIONARY_KEY_INFO));
                if (info == null || "".equals(info)) {
                    ValidationError error = new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY, "The Info entry of a OutputIntent dictionary is missing");
                    error.setWarning(true);
                    addValidationError(ctx, error);
                    continue;
                }
            }
        }
    }
}