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Parse unclosed override blocks as plain text as VSFilter does

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This commit is contained in:
Thomas Goyne 2012-11-22 08:54:17 -08:00
parent a4311b50f7
commit bdf7a0ca83
1 changed files with 30 additions and 34 deletions
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64
aegisub/src/ass_dialogue.cpp
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@ -209,20 +209,19 @@ std::vector<AssDialogueBlock*> AssDialogue::ParseTags() const {
for (size_t len = Text.size(), cur = 0; cur < len; ) {
// Overrides block
if (Text[cur] == '{') {
size_t end = Text.find('}', cur);
// VSFilter requires that override blocks be closed, while libass
// does not. We match VSFilter here.
if (end == wxString::npos)
goto plain;
++cur;
// Get contents of block
wxString work;
size_t end = Text.find("}", cur);
if (end == wxString::npos) {
work = Text.substr(cur);
cur = len;
}
else {
work = Text.substr(cur, end - cur);
cur = end + 1;
}
wxString work = Text.substr(cur, end - cur);
cur = end + 1;
if (work.size() && work.Find("\\") == wxNOT_FOUND) {
if (work.size() && work.find('\\') == wxString::npos) {
//We've found an override block with no backslashes
//We're going to assume it's a comment and not consider it an override block
//Currently we'll treat this as a plain text block, but feel free to create a new class
@ -236,34 +235,31 @@ std::vector<AssDialogueBlock*> AssDialogue::ParseTags() const {
// Look for \p in block
for (auto tag : block->Tags) {
if (tag->Name == "\\p") {
if (tag->Name == "\\p")
drawingLevel = tag->Params[0]->Get<int>(0);
}
}
}
}
// Plain-text/drawing block
else {
wxString work;
size_t end = Text.find("{",cur);
if (end == wxString::npos) {
work = Text.substr(cur);
cur = len;
}
else {
work = Text.substr(cur, end - cur);
cur = end;
}
// Plain-text
if (drawingLevel == 0) {
Blocks.push_back(new AssDialogueBlockPlain(work));
}
// Drawing
else {
Blocks.push_back(new AssDialogueBlockDrawing(work, drawingLevel));
}
continue;
}
// Plain-text/drawing block
plain:
wxString work;
size_t end = Text.find('{', cur + 1);
if (end == wxString::npos) {
work = Text.substr(cur);
cur = len;
}
else {
work = Text.substr(cur, end - cur);
cur = end;
}
if (drawingLevel == 0)
Blocks.push_back(new AssDialogueBlockPlain(work));
else
Blocks.push_back(new AssDialogueBlockDrawing(work, drawingLevel));
}
return Blocks;