private Context createContext(Lines lines) {
// Primeira linha tem que ser context
Line firstLine = lines.get(0);
if (!firstLine.getLineType().equals(LineType.CONTEXT)) {
throw new TxtException(PRIMEIRA_LINHA_DEVE_SER_CONTEXT);
}
ContextConverter converter = new ContextConverter();
Context context = converter.asObject(null, firstLine);
// Demais linhas
for (Line line : lines.getLines()) {
if (line.getLineType().equals(LineType.CONSTANT)) {
addConst(context, line);
} else if (line.getLineType().equals(LineType.VARIABLE)) {
addVar(context, line);
} else if (line.getLineType().equals(LineType.DOMAIN)) {
addDomain(context, line);
} else if (line.getLineType().equals(LineType.METADATA)) {
addMetadata(context, line);
} else if (line.getLineType().equals(LineType.SCOPE)) {
addScope(context, line);
} else if (line.getLineType().equals(LineType.MESSAGE)) {
addMessage(context, line);
} else if (line.getLineType().equals(LineType.RULE)) {
addRule(context, line);
} else if (line.getLineType().equals(LineType.PROCESS)) {
addProcess(context, line);
}
}
// context.freeze(); // a partir de agora o Context é readonly!!
return context;
}
/**
* Initializes a list block by separating it into list item blocks.
*
* @param root The Block to process.
*/
private void initListBlock(final Block root) {
Line line = root.lines;
line = line.next;
while (line != null) {
final LineType t = line.getLineType();
if ((t == LineType.OLIST || t == LineType.ULIST)
|| (!line.isEmpty
&& (line.prevEmpty
&& line.leading == 0
&& !(t == LineType.OLIST || t == LineType.ULIST)))) {
root.split(line.previous).type = BlockType.LIST_ITEM;
}
line = line.next;
}
root.split(root.lineTail).type = BlockType.LIST_ITEM;
}
/**
* Used for nested lists. Removes list markers and up to 4 leading spaces.
*
* @param configuration txtmark configuration
*/
public void removeListIndent(final Configuration configuration) {
Line line = this.lines;
while (line != null) {
if (!line.isEmpty) {
switch (line.getLineType(configuration)) {
case ULIST:
line.value = line.value.substring(line.leading + 2);
break;
case OLIST:
line.value = line.value.substring(line.value.indexOf('.') + 2);
break;
default:
line.value = line.value.substring(Math.min(line.leading, 4));
break;
}
line.initLeading();
}
line = line.next;
}
}
/**
* Recursively process the given Block.
*
* @param root The Block to process.
* @param listMode Flag indicating that we're in a list item block.
*/
private void recurse(final Block root, boolean listMode) {
Block block, list;
Line line = root.lines;
if (listMode) {
root.removeListIndent();
if (this.useExtensions && root.lines != null && root.lines.getLineType() != LineType.CODE) {
root.id = root.lines.stripIP();
}
}
while (line != null && line.isEmpty) line = line.next;
if (line == null) return;
while (line != null) {
final LineType type = line.getLineType();
switch (type) {
case OTHER:
{
final boolean wasEmpty = line.prevEmpty;
while (line != null && !line.isEmpty) {
final LineType t = line.getLineType();
if ((listMode || this.useExtensions) && (t == LineType.OLIST || t == LineType.ULIST))
break;
if (this.useExtensions && (t == LineType.CODE)) break;
if (t == LineType.HEADLINE
|| t == LineType.HEADLINE1
|| t == LineType.HEADLINE2
|| t == LineType.HR
|| t == LineType.BQUOTE
|| t == LineType.XML) break;
line = line.next;
}
final BlockType bt;
if (line != null && !line.isEmpty) {
bt = (listMode && !wasEmpty) ? BlockType.NONE : BlockType.PARAGRAPH;
root.split(line.previous).type = bt;
root.removeLeadingEmptyLines();
} else {
bt =
(listMode && (line == null || !line.isEmpty) && !wasEmpty)
? BlockType.NONE
: BlockType.PARAGRAPH;
root.split(line == null ? root.lineTail : line).type = bt;
root.removeLeadingEmptyLines();
}
line = root.lines;
}
break;
case CODE:
while (line != null && (line.isEmpty || line.leading > 3)) {
line = line.next;
}
block = root.split(line != null ? line.previous : root.lineTail);
block.type = BlockType.CODE;
block.removeSurroundingEmptyLines();
break;
case XML:
if (line.previous != null) {
// FIXME ... this looks wrong
root.split(line.previous);
}
root.split(line.xmlEndLine).type = BlockType.XML;
root.removeLeadingEmptyLines();
line = root.lines;
break;
case BQUOTE:
while (line != null) {
if (!line.isEmpty
&& (line.prevEmpty && line.leading == 0 && line.getLineType() != LineType.BQUOTE))
break;
line = line.next;
}
block = root.split(line != null ? line.previous : root.lineTail);
block.type = BlockType.BLOCKQUOTE;
block.removeSurroundingEmptyLines();
block.removeBlockQuotePrefix();
this.recurse(block, false);
line = root.lines;
break;
case HR:
if (line.previous != null) {
// FIXME ... this looks wrong
root.split(line.previous);
}
root.split(line).type = BlockType.RULER;
root.removeLeadingEmptyLines();
line = root.lines;
break;
case HEADLINE:
case HEADLINE1:
case HEADLINE2:
if (line.previous != null) {
root.split(line.previous);
}
if (type != LineType.HEADLINE) {
line.next.setEmpty();
}
block = root.split(line);
block.type = BlockType.HEADLINE;
if (type != LineType.HEADLINE) block.hlDepth = type == LineType.HEADLINE1 ? 1 : 2;
if (this.useExtensions) block.id = block.lines.stripIP();
block.transfromHeadline();
root.removeLeadingEmptyLines();
line = root.lines;
break;
case OLIST:
case ULIST:
while (line != null) {
final LineType t = line.getLineType();
if (!line.isEmpty
&& (line.prevEmpty
&& line.leading == 0
&& !(t == LineType.OLIST || t == LineType.ULIST))) break;
line = line.next;
}
list = root.split(line != null ? line.previous : root.lineTail);
list.type = type == LineType.OLIST ? BlockType.ORDERED_LIST : BlockType.UNORDERED_LIST;
list.lines.prevEmpty = false;
list.lineTail.nextEmpty = false;
list.removeSurroundingEmptyLines();
list.lines.prevEmpty = list.lineTail.nextEmpty = false;
this.initListBlock(list);
block = list.blocks;
while (block != null) {
this.recurse(block, true);
block = block.next;
}
list.expandListParagraphs();
break;
default:
line = line.next;
break;
}
}
}