diff options
Diffstat (limited to 'src/java/org/apache/fop/render/PrintRendererConfigurator.java')
| -rw-r--r-- | src/java/org/apache/fop/render/PrintRendererConfigurator.java | 368 |
1 files changed, 8 insertions, 360 deletions
diff --git a/src/java/org/apache/fop/render/PrintRendererConfigurator.java b/src/java/org/apache/fop/render/PrintRendererConfigurator.java index f1a76be1d..66618b093 100644 --- a/src/java/org/apache/fop/render/PrintRendererConfigurator.java +++ b/src/java/org/apache/fop/render/PrintRendererConfigurator.java @@ -19,46 +19,26 @@ package org.apache.fop.render; -import java.io.File; -import java.io.IOException; -import java.net.MalformedURLException; -import java.net.URL; -import java.util.Iterator; import java.util.List; -import javax.xml.transform.Source; -import javax.xml.transform.stream.StreamSource; - import org.apache.avalon.framework.configuration.Configuration; -import org.apache.avalon.framework.configuration.ConfigurationException; -import org.apache.commons.io.FileUtils; -import org.apache.commons.io.IOUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; -import org.apache.xmlgraphics.util.ClasspathResource; - import org.apache.fop.apps.FOPException; import org.apache.fop.apps.FOUserAgent; import org.apache.fop.apps.FopFactory; import org.apache.fop.fonts.CustomFontCollection; -import org.apache.fop.fonts.EmbedFontInfo; -import org.apache.fop.fonts.EncodingMode; -import org.apache.fop.fonts.FontCache; import org.apache.fop.fonts.FontCollection; import org.apache.fop.fonts.FontEventAdapter; import org.apache.fop.fonts.FontEventListener; import org.apache.fop.fonts.FontInfo; +import org.apache.fop.fonts.FontInfoConfigurator; import org.apache.fop.fonts.FontManager; import org.apache.fop.fonts.FontResolver; -import org.apache.fop.fonts.FontTriplet; -import org.apache.fop.fonts.FontUtil; -import org.apache.fop.fonts.autodetect.FontFileFinder; -import org.apache.fop.fonts.autodetect.FontInfoFinder; import org.apache.fop.fonts.base14.Base14FontCollection; import org.apache.fop.render.intermediate.IFDocumentHandler; import org.apache.fop.render.intermediate.IFDocumentHandlerConfigurator; -import org.apache.fop.util.LogUtil; /** * Base Print renderer configurator (mostly handles font configuration) @@ -95,7 +75,7 @@ public class PrintRendererConfigurator extends AbstractRendererConfigurator FontEventListener listener = new FontEventAdapter( renderer.getUserAgent().getEventBroadcaster()); - List embedFontInfoList = buildFontList(cfg, fontResolver, listener); + List/*<EmbedFontInfo>*/ embedFontInfoList = buildFontList(cfg, fontResolver, listener); printRenderer.addFontList(embedFontInfoList); } @@ -107,7 +87,7 @@ public class PrintRendererConfigurator extends AbstractRendererConfigurator * @return the list of {@code EmbedFontInfo} objects * @throws FOPException if an error occurs while processing the configuration */ - protected List buildFontList(Configuration cfg, FontResolver fontResolver, + protected List/*<EmbedFontInfo>*/ buildFontList(Configuration cfg, FontResolver fontResolver, FontEventListener listener) throws FOPException { FopFactory factory = userAgent.getFactory(); FontManager fontManager = factory.getFontManager(); @@ -117,346 +97,15 @@ public class PrintRendererConfigurator extends AbstractRendererConfigurator } boolean strict = factory.validateUserConfigStrictly(); - FontCache fontCache = fontManager.getFontCache(); - - List/*<EmbedFontInfo>*/ embedFontInfoList = buildFontListFromConfiguration(cfg, - fontResolver, strict, fontManager, listener); - - if (fontCache != null && fontCache.hasChanged()) { - fontCache.save(); - } - return embedFontInfoList; - } - - /** - * Builds a list of EmbedFontInfo objects for use with the setup() method. - * - * @param cfg Configuration object - * @param fontResolver the FontResolver to use - * @param strict true if an Exception should be thrown if an error is found. - * @param fontManager the font manager - * @param listener a font event listener - * @return a List of EmbedFontInfo objects. - * @throws FOPException If an error occurs while processing the configuration - */ - public static List/*<EmbedFontInfo>*/ buildFontListFromConfiguration(Configuration cfg, - FontResolver fontResolver, - boolean strict, FontManager fontManager, - FontEventListener listener) throws FOPException { - FontCache fontCache = fontManager.getFontCache(); - String fontBaseURL = fontManager.getFontBaseURL(); - List/*<EmbedFontInfo>*/ fontInfoList - = new java.util.ArrayList/*<EmbedFontInfo>*/(); - - Configuration fonts = cfg.getChild("fonts", false); - if (fonts != null) { - long start = 0; - if (log.isDebugEnabled()) { - log.debug("Starting font configuration..."); - start = System.currentTimeMillis(); - } - - // native o/s search (autodetect) configuration - boolean autodetectFonts = (fonts.getChild("auto-detect", false) != null); - if (autodetectFonts) { - // search in font base if it is defined and - // is a directory but don't recurse - FontFileFinder fontFileFinder = new FontFileFinder(); - if (fontBaseURL != null) { - try { - File fontBase = FileUtils.toFile(new URL(fontBaseURL)); - if (fontBase != null) { - //Can only use the font base URL if it's a file URL - addFontInfoListFromFileList( - fontFileFinder.find(fontBase.getAbsolutePath()), - fontInfoList, - fontResolver, - fontCache, - listener - ); - } - } catch (IOException e) { - LogUtil.handleException(log, e, strict); - } - } - - // native o/s font directory finder - try { - addFontInfoListFromFileList( - fontFileFinder.find(), - fontInfoList, - fontResolver, - fontCache, - listener - ); - } catch (IOException e) { - LogUtil.handleException(log, e, strict); - } - - // load fonts from classpath - addFontInfoListFromFileList(ClasspathResource.getInstance() - .listResourcesOfMimeType("application/x-font"), - fontInfoList, fontResolver, fontCache, listener); - addFontInfoListFromFileList( - ClasspathResource.getInstance() - .listResourcesOfMimeType( - "application/x-font-truetype"), - fontInfoList, fontResolver, fontCache, listener); - } - - // directory (multiple font) configuration - Configuration[] directories = fonts.getChildren("directory"); - for (int i = 0; i < directories.length; i++) { - boolean recursive = directories[i].getAttributeAsBoolean("recursive", false); - String directory = null; - try { - directory = directories[i].getValue(); - } catch (ConfigurationException e) { - LogUtil.handleException(log, e, strict); - continue; - } - if (directory == null) { - LogUtil.handleException(log, - new FOPException("directory defined without value"), strict); - continue; - } - FontFileFinder fontFileFinder = new FontFileFinder(recursive ? -1 : 1); - try { - addFontInfoListFromFileList( - fontFileFinder.find(directory), - fontInfoList, - fontResolver, - fontCache, - listener - ); - } catch (IOException e) { - LogUtil.handleException(log, e, strict); - } - } - // font file (singular) configuration - Configuration[] font = fonts.getChildren("font"); - for (int i = 0; i < font.length; i++) { - EmbedFontInfo embedFontInfo = getFontInfoFromConfiguration( - font[i], fontResolver, strict, fontCache, listener); - if (embedFontInfo != null) { - fontInfoList.add(embedFontInfo); - } - } - - // Update referenced fonts (fonts which are not to be embedded) - updateReferencedFonts(fontInfoList, fontManager.getReferencedFontsMatcher()); - - if (log.isDebugEnabled()) { - log.debug("Finished font configuration in " - + (System.currentTimeMillis() - start) + "ms"); - } - } + //Read font configuration + FontInfoConfigurator fontInfoConfigurator + = new FontInfoConfigurator(cfg, fontManager, fontResolver, listener, strict); + List/*<EmbedFontInfo>*/ fontInfoList = new java.util.ArrayList/*<EmbedFontInfo>*/(); + fontInfoConfigurator.configure(fontInfoList); return fontInfoList; } - private static void updateReferencedFonts(List fontInfoList, FontTriplet.Matcher matcher) { - if (matcher == null) { - return; //No referenced fonts - } - Iterator iter = fontInfoList.iterator(); - while (iter.hasNext()) { - EmbedFontInfo fontInfo = (EmbedFontInfo)iter.next(); - Iterator triplets = fontInfo.getFontTriplets().iterator(); - while (triplets.hasNext()) { - FontTriplet triplet = (FontTriplet)triplets.next(); - if (matcher.matches(triplet)) { - fontInfo.setEmbedded(false); - break; - } - } - } - } - - - /** - * Iterates over font file list adding font info to list - * @param fontFileList font file list - * @param embedFontInfoList a configured font info list - * @param resolver font resolver - */ - private static void addFontInfoListFromFileList( - List fontFileList, List/*<EmbedFontInfo>*/ embedFontInfoList, - FontResolver resolver, FontCache fontCache, FontEventListener listener) { - for (Iterator iter = fontFileList.iterator(); iter.hasNext();) { - URL fontUrl = (URL)iter.next(); - // parse font to ascertain font info - FontInfoFinder finder = new FontInfoFinder(); - finder.setEventListener(listener); - //EmbedFontInfo fontInfo = finder.find(fontUrl, resolver, fontCache); - - //List<EmbedFontInfo> embedFontInfoList = finder.find(fontUrl, resolver, fontCache); - EmbedFontInfo[] embedFontInfos = finder.find(fontUrl, resolver, fontCache); - - if (embedFontInfos == null) { - continue; - } - - for (int i = 0, c = embedFontInfos.length; i < c; i++) { - EmbedFontInfo fontInfo = embedFontInfos[i]; - if (fontInfo != null) { - embedFontInfoList.add(fontInfo); - } - } - } - } - - private static void closeSource(Source src) { - if (src instanceof StreamSource) { - StreamSource streamSource = (StreamSource)src; - IOUtils.closeQuietly(streamSource.getInputStream()); - IOUtils.closeQuietly(streamSource.getReader()); - } - } - - /** - * Creates a new FontTriplet given a triple Configuration - * - * @param tripletCfg a triplet configuration - * @param strict use strict validation - * @return a font triplet font key - * @throws FOPException thrown if a FOP exception occurs - */ - private static FontTriplet getFontTripletFromConfiguration( - Configuration tripletCfg, boolean strict) throws FOPException { - try { - String name = tripletCfg.getAttribute("name"); - if (name == null) { - LogUtil.handleError(log, "font-triplet without name", strict); - return null; - } - - String weightStr = tripletCfg.getAttribute("weight"); - if (weightStr == null) { - LogUtil.handleError(log, "font-triplet without weight", strict); - return null; - } - int weight = FontUtil.parseCSS2FontWeight(FontUtil.stripWhiteSpace(weightStr)); - - String style = tripletCfg.getAttribute("style"); - if (style == null) { - LogUtil.handleError(log, "font-triplet without style", strict); - return null; - } else { - style = FontUtil.stripWhiteSpace(style); - } - return FontInfo.createFontKey(name, style, weight); - } catch (ConfigurationException e) { - LogUtil.handleException(log, e, strict); - } - return null; - } - - /** - * Returns a font info from a font node Configuration definition - * - * @param fontCfg Configuration object (font node) - * @param fontResolver font resolver used to resolve font - * @param strict validate configuration strictly - * @param fontCache the font cache (or null if it is disabled) - * @return the embedded font info - * @throws FOPException if something's wrong with the config data - */ - private static EmbedFontInfo getFontInfoFromConfiguration( - Configuration fontCfg, FontResolver fontResolver, boolean strict, - FontCache fontCache, FontEventListener listener) - throws FOPException { - String metricsUrl = fontCfg.getAttribute("metrics-url", null); - String embedUrl = fontCfg.getAttribute("embed-url", null); - String subFont = fontCfg.getAttribute("sub-font", null); - - if (metricsUrl == null && embedUrl == null) { - LogUtil.handleError(log, - "Font configuration without metric-url or embed-url attribute", - strict); - return null; - } - if (strict) { - //This section just checks early whether the URIs can be resolved - //Stream are immediately closed again since they will never be used anyway - if (embedUrl != null) { - Source source = fontResolver.resolve(embedUrl); - closeSource(source); - if (source == null) { - LogUtil.handleError(log, - "Failed to resolve font with embed-url '" + embedUrl + "'", strict); - return null; - } - } - if (metricsUrl != null) { - Source source = fontResolver.resolve(metricsUrl); - closeSource(source); - if (source == null) { - LogUtil.handleError(log, - "Failed to resolve font with metric-url '" + metricsUrl + "'", strict); - return null; - } - } - } - - Configuration[] tripletCfg = fontCfg.getChildren("font-triplet"); - - // no font triplet info - if (tripletCfg.length == 0) { - LogUtil.handleError(log, "font without font-triplet", strict); - - File fontFile = FontCache.getFileFromUrls(new String[] {embedUrl, metricsUrl}); - URL fontUrl; - try { - fontUrl = fontFile.toURI().toURL(); - } catch (MalformedURLException e) { - // Should never happen - log.debug("Malformed Url: " + e.getMessage()); - return null; - } - if (fontFile != null) { - FontInfoFinder finder = new FontInfoFinder(); - finder.setEventListener(listener); - EmbedFontInfo[] infos = finder.find(fontUrl, fontResolver, fontCache); - return infos[0]; //When subFont is set, only one font is returned - } else { - return null; - } - } - - List/*<FontTriplet>*/ tripletList = new java.util.ArrayList/*<FontTriplet>*/(); - for (int j = 0; j < tripletCfg.length; j++) { - FontTriplet fontTriplet = getFontTripletFromConfiguration(tripletCfg[j], strict); - tripletList.add(fontTriplet); - } - - boolean useKerning = fontCfg.getAttributeAsBoolean("kerning", true); - EncodingMode encodingMode = EncodingMode.valueOf( - fontCfg.getAttribute("encoding-mode", EncodingMode.AUTO.getName())); - EmbedFontInfo embedFontInfo - = new EmbedFontInfo(metricsUrl, useKerning, tripletList, embedUrl, subFont); - embedFontInfo.setEncodingMode(encodingMode); - if (fontCache != null) { - if (!fontCache.containsFont(embedFontInfo)) { - fontCache.addFont(embedFontInfo); - } - } - - if (log.isDebugEnabled()) { - String embedFile = embedFontInfo.getEmbedFile(); - log.debug("Adding font " + (embedFile != null ? embedFile + ", " : "") - + "metric file " + embedFontInfo.getMetricsFile()); - for (int j = 0; j < tripletList.size(); ++j) { - FontTriplet triplet = (FontTriplet) tripletList.get(j); - log.debug(" Font triplet " - + triplet.getName() + ", " - + triplet.getStyle() + ", " - + triplet.getWeight()); - } - } - return embedFontInfo; - } - // ---=== IFDocumentHandler configuration ===--- /** {@inheritDoc} */ @@ -485,5 +134,4 @@ public class PrintRendererConfigurator extends AbstractRendererConfigurator new FontCollection[fontCollections.size()])); documentHandler.setFontInfo(fontInfo); } - } |