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CSL4LibreOffice - D [GSoC '24] (JabRef#11636)
* Refactor CitationStyleGeneratorTest * Add test: [StAX] Parse title, isNumericStyle * Add CSLFormatUtils * Refactor CSLCitationOOAdapter and add JavaDoc * Add test for citeproc DIN 1505-2 * Better method names, more javadoc * Add tests for CSLFormatUtils * Add javadoc for adapter * Fix locales * Fix submodules for styles * OpenRewrite * Fix submodules for styles * Fix locales * Rename test method * Change order of methods in mark manager * Fix submodules for styles * Fix locales * Disable test * Review actions - I * Better javadoc for disabled test * Remove "public" as per best practices * Review changes [3] * Swap arguments for CitationStyleTest * Add comment to @disabled
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240 changes: 80 additions & 160 deletions
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src/main/java/org/jabref/logic/openoffice/oocsltext/CSLCitationOOAdapter.java
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src/main/java/org/jabref/logic/openoffice/oocsltext/CSLFormatUtils.java
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| package org.jabref.logic.openoffice.oocsltext; | ||
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| import java.util.List; | ||
| import java.util.Optional; | ||
| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
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| import org.jabref.logic.citationkeypattern.BracketedPattern; | ||
| import org.jabref.logic.citationstyle.CitationStyleOutputFormat; | ||
| import org.jabref.model.database.BibDatabaseContext; | ||
| import org.jabref.model.entry.AuthorList; | ||
| import org.jabref.model.entry.BibEntry; | ||
| import org.jabref.model.entry.BibEntryTypesManager; | ||
| import org.jabref.model.entry.field.StandardField; | ||
| import org.jabref.model.openoffice.ootext.OOText; | ||
| import org.jabref.model.openoffice.ootext.OOTextIntoOO; | ||
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| import com.sun.star.text.XTextCursor; | ||
| import com.sun.star.text.XTextDocument; | ||
| import org.apache.commons.text.StringEscapeUtils; | ||
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| /** | ||
| * Contains utility constants and methods for processing of CSL citations as generated by methods of <a href="https://github.com/michel-kraemer/citeproc-java">citeproc-java</a> ({@link org.jabref.logic.citationstyle.CitationStyleGenerator}). | ||
| * <p>These methods are used in {@link CSLCitationOOAdapter} which inserts CSL citation text into an OO document.</p> | ||
| */ | ||
| public class CSLFormatUtils { | ||
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| // TODO: These are static final fields right now, should add the functionality to let user select these and store them in preferences. | ||
| public static final String DEFAULT_BIBLIOGRAPHY_TITLE = "References"; | ||
| public static final String DEFAULT_BIBLIOGRAPHY_HEADER_PARAGRAPH_FORMAT = "Heading 2"; | ||
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| public static final CitationStyleOutputFormat OUTPUT_FORMAT = CitationStyleOutputFormat.HTML; | ||
| private static final Pattern YEAR_IN_CITATION_PATTERN = Pattern.compile("(.)(.*), (\\d{4}.*)"); | ||
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| /** | ||
| * Transforms provided HTML into a format that can be fully parsed and inserted into an OO document. | ||
| * Context: The HTML produced by {@link org.jabref.logic.citationstyle.CitationStyleGenerator#generateCitation(List, String, CitationStyleOutputFormat, BibDatabaseContext, BibEntryTypesManager) generateCitation} or {@link org.jabref.logic.citationstyle.CitationStyleGenerator#generateInText(List, String, CitationStyleOutputFormat, BibDatabaseContext, BibEntryTypesManager) generateInText} is not directly (completely) parsable by by {@link OOTextIntoOO#write(XTextDocument, XTextCursor, OOText) write}. | ||
| * For more details, read the documentation for the {@link OOTextIntoOO} class. | ||
| * <a href="https://devdocs.jabref.org/code-howtos/openoffice/code-reorganization.html">Additional Information</a>. | ||
| * | ||
| * @param html The HTML string to be transformed into OO-write ready HTML. | ||
| * @return The formatted html string. | ||
| */ | ||
| public static String transformHTML(String html) { | ||
| // Initial clean up of escaped characters | ||
| html = StringEscapeUtils.unescapeHtml4(html); | ||
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| // Handle margins (spaces between citation number and text) | ||
| html = html.replaceAll("<div class=\"csl-left-margin\">(.*?)</div><div class=\"csl-right-inline\">(.*?)</div>", "$1 $2"); | ||
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| // Remove unsupported tags | ||
| html = html.replaceAll("<div[^>]*>", ""); | ||
| html = html.replace("</div>", ""); | ||
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| // Remove unsupported links | ||
| html = html.replaceAll("<a[^>]*>", ""); | ||
| html = html.replace("</a>", ""); | ||
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| // Replace span tags with inline styles for bold | ||
| html = html.replaceAll("<span style=\"font-weight: ?bold;?\">(.*?)</span>", "<b>$1</b>"); | ||
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| // Replace span tags with inline styles for italic | ||
| html = html.replaceAll("<span style=\"font-style: ?italic;?\">(.*?)</span>", "<i>$1</i>"); | ||
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| // Replace span tags with inline styles for underline | ||
| html = html.replaceAll("<span style=\"text-decoration: ?underline;?\">(.*?)</span>", "<u>$1</u>"); | ||
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| html = html.replaceAll("<span style=\"font-variant: ?small-caps;?\">(.*?)</span>", "<smallcaps>$1</smallcaps>"); | ||
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| // Clean up any remaining span tags | ||
| html = html.replaceAll("</?span[^>]*>", ""); | ||
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| return html; | ||
| } | ||
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| /** | ||
| * Alphanumeric citations are not natively supported by citeproc-java (see {@link org.jabref.logic.citationstyle.CitationStyleGenerator#generateInText(List, String, CitationStyleOutputFormat, BibDatabaseContext, BibEntryTypesManager) generateInText}). | ||
| * Thus, we manually format a citation to produce its alphanumeric form. | ||
| * | ||
| * @param entries the list of entries for which the alphanumeric citation is to be generated. | ||
| * @return the alphanumeric citation (for a single entry or a group of entries). | ||
| */ | ||
| public static String generateAlphanumericCitation(List<BibEntry> entries, BibDatabaseContext bibDatabaseContext) { | ||
| StringBuilder citation = new StringBuilder("["); | ||
| for (int i = 0; i < entries.size(); i++) { | ||
| BibEntry entry = entries.get(i); | ||
| Optional<String> author = entry.getResolvedFieldOrAlias(StandardField.AUTHOR, bibDatabaseContext.getDatabase()); | ||
| Optional<String> year = entry.getResolvedFieldOrAlias(StandardField.YEAR, bibDatabaseContext.getDatabase()); | ||
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| if (author.isPresent() && year.isPresent()) { | ||
| AuthorList authorList = AuthorList.parse(author.get()); | ||
| String alphaKey = BracketedPattern.authorsAlpha(authorList); | ||
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| // Extract last two digits of the year | ||
| String shortYear = year.get().length() >= 2 ? | ||
| year.get().substring(year.get().length() - 2) : | ||
| year.get(); | ||
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| citation.append(alphaKey).append(shortYear); | ||
| } else { | ||
| citation.append(entry.getCitationKey().orElse("")); | ||
| } | ||
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| if (i < entries.size() - 1) { | ||
| citation.append("; "); | ||
| } | ||
| } | ||
| citation.append("]"); | ||
| return citation.toString(); | ||
| } | ||
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| /** | ||
| * Method to update citation number of a bibliographic entry (to be inserted in the list of references). | ||
| * By default, citeproc-java ({@link org.jabref.logic.citationstyle.CitationStyleGenerator#generateCitation(List, String, CitationStyleOutputFormat, BibDatabaseContext, BibEntryTypesManager) generateCitation} always start the numbering of a list of citations with "1". | ||
| * If a citation doesn't correspond to the first cited entry, the number should be changed to the relevant current citation number. | ||
| * If an entries has been cited before, the colder number should be reused. | ||
| * The number can be enclosed in different formats, such as "1", "1.", "1)", "(1)" or "[1]". | ||
| * <p> | ||
| * <b>Precondition:</b> Use ONLY with numeric citation styles.</p> | ||
| * | ||
| * @param citation the numeric citation with an unresolved number. | ||
| * @param currentNumber the correct number to update the citation with. | ||
| * @return the bibliographic citation with resolved number. | ||
| */ | ||
| public static String updateSingleBibliographyNumber(String citation, int currentNumber) { | ||
| Pattern pattern = Pattern.compile("(\\[|\\()?(\\d+)(\\]|\\))?(\\.)?\\s*"); | ||
| Matcher matcher = pattern.matcher(citation); | ||
| StringBuilder sb = new StringBuilder(); | ||
| boolean numberReplaced = false; | ||
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| while (matcher.find()) { | ||
| if (!numberReplaced) { | ||
| String prefix = matcher.group(1) != null ? matcher.group(1) : ""; | ||
| String suffix = matcher.group(3) != null ? matcher.group(3) : ""; | ||
| String dot = matcher.group(4) != null ? "." : ""; | ||
| String space = matcher.group().endsWith(" ") ? " " : ""; | ||
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| String replacement = prefix + currentNumber + suffix + dot + space; | ||
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| matcher.appendReplacement(sb, Matcher.quoteReplacement(replacement)); | ||
| numberReplaced = true; | ||
| } else { | ||
| matcher.appendReplacement(sb, matcher.group()); | ||
| } | ||
| } | ||
| matcher.appendTail(sb); | ||
| return sb.toString(); | ||
| } | ||
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| /** | ||
| * Extracts year from a citation having single or multiple entries, for the purpose of using in in-text citations. | ||
| * | ||
| * @param formattedCitation the citation cleaned up and formatted using {@link CSLFormatUtils#transformHTML transformHTML}. | ||
| */ | ||
| public static String changeToInText(String formattedCitation) { | ||
| Matcher matcher = YEAR_IN_CITATION_PATTERN.matcher(formattedCitation); | ||
| if (matcher.find()) { | ||
| return matcher.group(2) + " " + matcher.group(1) + matcher.group(3); | ||
| } | ||
| return formattedCitation; | ||
| } | ||
| } |
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