public boolean compare(BibtexEntry entry) {
// specification of fields to search is done in the search expression itself
String[] searchKeys = entry.getAllFields().toArray(new String[entry.getAllFields().size()]);
boolean noSuchField = true;
// this loop iterates over all regular keys, then over pseudo keys like "type"
for (int i = 0; i < searchKeys.length + 1; i++) {
String content;
if (i - searchKeys.length == 0) {
// PSEUDOFIELD_TYPE
if (!fieldPattern.matcher("entrytype").matches()) continue;
content = entry.getType().getName();
} else {
String searchKey = searchKeys[i];
if (!fieldPattern.matcher(searchKey).matches()) continue;
content = entry.getField(searchKey);
}
noSuchField = false;
if (content == null) continue; // paranoia
if (matchInField(content)) {
return true;
}
}
return noSuchField && operator == ComparisonOperator.DOES_NOT_CONTAIN;
}
@Override
public boolean applyRule(String query, BibtexEntry bibtexEntry) {
String searchString = query;
if (!caseSensitive) {
searchString = searchString.toLowerCase();
}
List<String> words = new SentenceAnalyzer(searchString).getWords();
// We need match for all words:
boolean[] matchFound = new boolean[words.size()];
for (String field : bibtexEntry.getAllFields()) {
Object fieldContentAsObject = bibtexEntry.getField(field);
if (fieldContentAsObject != null) {
String fieldContent =
ContainBasedSearchRule.REMOVE_LATEX_COMMANDS.format(fieldContentAsObject.toString());
if (!caseSensitive) {
fieldContent = fieldContent.toLowerCase();
}
int index = 0;
// Check if we have a match for each of the query words, ignoring
// those words for which we already have a match:
for (String word : words) {
matchFound[index] = matchFound[index] || fieldContent.contains(word);
index++;
}
}
}
for (boolean aMatchFound : matchFound) {
if (!aMatchFound) {
return false; // Didn't match all words.
}
}
return true; // Matched all words.
}