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from-tmlanguage
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from-tmlanguage
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#!/usr/bin/env pike
import Parser.XML.Tree;
string out = "";
int depth = 0;
#define push(X) do { \
out += (X); \
} while (0)
#define indent() out += (" " * depth)
int main(int argc, array(string) argv)
{
if (argc < 2) {
werror("Missing argument!\n");
return 1;
}
string data = Stdio.read_file(argv[1]);
if (!data) {
werror("Failed reading file: %s\n", argv[1]);
return 1;
}
Node n = get_root(parse_input(data));
parse(n);
write("\n%s\n", string_to_utf8(out));
return 0;
}
void parse(Node n)
{
switch (n->get_tag_name())
{
case "plist":
foreach (n->get_children(), Node cn) {
parse(cn);
}
break;
case "dict":
if (is_struct_start(n)) {
push("\n");
indent();
}
depth++;
push("{");
foreach (n->get_children(), Node cn) {
if (cn->get_node_type() == XML_ELEMENT)
parse(cn);
}
depth--;
push("\n");
indent();
push("}");
if (!is_struct_end(n)) {
push(",");
}
break;
case "array":
depth++;
push("[\n");
indent();
foreach (n->get_children(), Node cn) {
if (cn->get_node_type() == XML_ELEMENT)
parse(cn);
}
depth--;
push("\n");
indent();
push("]");
if (!is_struct_end(n))
push(",");
break;
case "key":
push("\n");
indent();
push("\"" + n->value_of_node() + "\":");
break;
case "string":
string val = replace(n->value_of_node(),
([ "\\" : "\\\\",
"<" : "<",
">" : ">",
"&" : "&" ]));
if (search(val, "\n") > 10000) {
push("#\"" + (val) + "\"");
}
else {
push("\"" + escape_quote(val) + "\"");
}
if (!is_struct_end(n))
push(",");
break;
default:
/* Do nothing */
break;
}
}
Regexp.PCRE.Widestring quote_re =
Regexp.PCRE.Widestring("((?!\\\\)\")");
string escape_quote(string s)
{
if (quote_re->match(s)) {
werror("Found unescaped quote: %s\n", s);
s = quote_re->replace(s, "\\\"");
}
return s;
}
int(0..1) is_struct_end(Node n)
{
array(int) sib = n->get_following_siblings()->get_node_type();
int size = sizeof(sib);
return !size || size == 1 && sib[0] == XML_TEXT;
}
int(0..1) is_struct_start(Node n)
{
array(int) sib = n->get_preceding_siblings()->get_node_type();
int size = sib && sizeof(sib);
return !size || sib[0] == XML_TEXT;
}
Node get_root(Node n)
{
if (n->get_node_type() == XML_ELEMENT)
return n;
if (n->get_node_type() == XML_ROOT)
foreach (n->get_children(), Node nn)
if (nn->get_node_type() == XML_ELEMENT)
return nn;
return 0;
}