public void parse() {
Stack<Node> nodeStack = new Stack();
nodeStack.push(this.rootNode);
for (String key : this.orgPaths.keySet()) {
String altName = this.orgPaths.get(key);
Log.d(LT, "Parsing: " + key);
// if file is encrypted just add a placeholder node to be parsed later
if (key.endsWith(".gpg") || key.endsWith(".pgp") || key.endsWith(".enc")) {
Node nnode = new Node(key, true);
nnode.altNodeTitle = altName;
nnode.setParentNode(nodeStack.peek());
nnode.addProperty("ID", this.getNodePath(nnode));
nodeStack.peek().addChildNode(nnode);
continue;
}
Node fileNode = new Node(key, false);
fileNode.setParentNode(nodeStack.peek());
fileNode.addProperty("ID", this.getNodePath(fileNode));
fileNode.altNodeTitle = altName;
nodeStack.peek().addChildNode(fileNode);
nodeStack.push(fileNode);
parse(fileNode, null);
nodeStack.pop();
}
}
public void parse(Node fileNode, BufferedReader breader) {
Pattern editTitlePattern = Pattern.compile("F\\((edit:.*?)\\) \\[\\[(.*?)\\]\\[(.*?)\\]\\]");
try {
this.todos = appdb.getTodos();
String thisLine;
Stack<Node> nodeStack = new Stack();
Pattern propertiesLine = Pattern.compile("^\\s*:[A-Z]+:");
if (breader == null) {
breader = this.getHandle(fileNode.nodeName);
}
nodeStack.push(fileNode);
int nodeDepth = 0;
while ((thisLine = breader.readLine()) != null) {
int numstars = 0;
Matcher editm = editTitlePattern.matcher(thisLine);
if (thisLine.length() < 1 || editm.find()) continue;
if (thisLine.charAt(0) == '#') {
if (thisLine.indexOf("#+TITLE:") != -1) {
fileNode.altNodeTitle = thisLine.substring(thisLine.indexOf("#+TITLE:") + 8).trim();
}
}
for (int idx = 0; idx < thisLine.length(); idx++) {
if (thisLine.charAt(idx) != '*') {
break;
}
numstars++;
}
if (numstars >= thisLine.length() || thisLine.charAt(numstars) != ' ') {
numstars = 0;
}
// headings
if (numstars > 0) {
String title = thisLine.substring(numstars + 1);
TitleComponents titleComp = parseTitle(this.stripTitle(title));
Node newNode = new Node(titleComp.title);
newNode.setFullTitle(this.stripTitle(title));
newNode.todo = titleComp.todo;
newNode.priority = titleComp.priority;
newNode.tags.addAll(titleComp.tags);
if (numstars > nodeDepth) {
try {
Node lastNode = nodeStack.peek();
newNode.setParentNode(lastNode);
newNode.nodeId = this.getNodePath(newNode);
newNode.addProperty("ID", newNode.nodeId);
lastNode.addChildNode(newNode);
} catch (EmptyStackException e) {
}
nodeStack.push(newNode);
nodeDepth++;
} else if (numstars == nodeDepth) {
nodeStack.pop();
nodeStack.peek().addChildNode(newNode);
newNode.setParentNode(nodeStack.peek());
newNode.nodeId = this.getNodePath(newNode);
newNode.addProperty("ID", newNode.nodeId);
nodeStack.push(newNode);
} else if (numstars < nodeDepth) {
for (; numstars <= nodeDepth; nodeDepth--) {
nodeStack.pop();
}
Node lastNode = nodeStack.peek();
newNode.setParentNode(lastNode);
newNode.nodeId = this.getNodePath(newNode);
newNode.addProperty("ID", newNode.nodeId);
lastNode.addChildNode(newNode);
nodeStack.push(newNode);
nodeDepth++;
}
}
// content
else {
Matcher propm = propertiesLine.matcher(thisLine);
Node lastNode = nodeStack.peek();
if (thisLine.indexOf(":ID:") != -1) {
String trimmedLine = thisLine.substring(thisLine.indexOf(":ID:") + 4).trim();
lastNode.addProperty("ID", trimmedLine);
lastNode.nodeId = trimmedLine;
continue;
} else if (thisLine.indexOf(":ORIGINAL_ID:") != -1) {
String trimmedLine = thisLine.substring(thisLine.indexOf(":ORIGINAL_ID:") + 13).trim();
lastNode.addProperty("ORIGINAL_ID", trimmedLine);
lastNode.nodeId = trimmedLine;
continue;
} else if (propm.find()) {
continue;
} else if (thisLine.indexOf("DEADLINE:") != -1 || thisLine.indexOf("SCHEDULED:") != -1) {
try {
Pattern deadlineP = Pattern.compile("^.*(DEADLINE: <.+?>)");
Matcher deadlineM = deadlineP.matcher(thisLine);
Pattern schedP = Pattern.compile("^.*(SCHEDULED: <.+?>)");
Matcher schedM = schedP.matcher(thisLine);
SimpleDateFormat dFormatter = new SimpleDateFormat("'DEADLINE': <yyyy-MM-dd EEE>");
SimpleDateFormat sFormatter = new SimpleDateFormat("'SCHEDULED': <yyyy-MM-dd EEE>");
if (deadlineM.find()) {
lastNode.deadline = dFormatter.parse(deadlineM.group(1));
}
if (schedM.find()) {
lastNode.schedule = sFormatter.parse(schedM.group(1));
}
} catch (java.text.ParseException e) {
Log.e(LT, "Could not parse deadline");
}
continue;
}
lastNode.addPayload(thisLine);
}
}
for (; nodeDepth > 0; nodeDepth--) {
nodeStack.pop();
}
fileNode.parsed = true;
breader.close();
} catch (IOException e) {
Log.e(LT, "IO Exception on readerline: " + e.getMessage());
}
}