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fix for #1 (1, 2, 9, 13), by hiding brackets in movetext comments

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Bruno Raoult
2023-06-14 15:18:37 +02:00
parent 29f778308b
commit 5ca6c49f62
1 changed files with 35 additions and 24 deletions
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59
PgnParser.php
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@@ -64,40 +64,51 @@ class PgnParser
private function cleanPgn() private function cleanPgn()
{ {
$c = $this->pgnContent; $c = $this->pgnContent;
/* remove CR and TAB */ /* replace CR and TAB with space */
$c = preg_replace("/[\t\r]/s", "", $c); $c = preg_replace("/[\t\r]/s", " ", $c);
/* set one '\n' between tags. Will also add a newline in comments like:
* { [%emt ...] [%clk ...] }
*/
$c = preg_replace('/"\]\s*\[/s', "\"]\n[", $c);
/* set '\n\n' between tags and movetext section */
$c = preg_replace('/"\]\s*([\.0-9]|{)/s', "\"]\n\n$1", $c);
/* separate first comment of variation /* separate first comment of variation
* NOTE: I am unsure a sub-variation can start with a comment. * NOTE: I am unsure a sub-variation can start with a comment.
*/ */
$c = str_replace("({", "( {", $c); $c = str_replace("({", "( {", $c);
/* USELESS? remove space before [ */
$c = str_replace(" [", "[", $c);
/* Try to set '\n\n' between non tag line and tag line (between two games)
* DESTRUCTIVE, as it will destroy files with :
* ... { or 1.e4
* [%action ...] }
* This needs to be handled in parser, not by regex.
*/
$c = preg_replace("/([^\]])(\n+)\[/si", "$1\n\n[", $c);
/* max 2 consecutive '\n */
$c = preg_replace("/\n{3,}/s", "\n\n", $c);
/* replace 0 in castle with O */ /* replace 0 in castle with O */
$c = str_replace("0-0-0", "O-O-O", $c); $c = str_replace("0-0-0", "O-O-O", $c);
$c = str_replace("0-0", "O-O", $c); $c = str_replace("0-0", "O-O", $c);
/* replace '[' and ']' between '{' and '}' with '//--SB--//' and '//--EB--//'
* See: https://stackoverflow.com/a/28169869/3079831
*/
$c = preg_replace('/\[(?!(?:{[^}]*}|[^}])*$)/', "//--SB--//", $c);
$c = preg_replace('/\](?!(?:{[^}]*}|[^}])*$)/', "//--EB--//", $c);
/* set one '\n' between tags.
* This is possible because brackets within comments are protected above
*/
$c = preg_replace('/"\]\s*\[/s', "\"]\n[", $c);
/* set '\n\n' between tags and movetext section
* This is possible because brackets within comments are protected above
*/
$c = preg_replace('/"\]\s*([\.0-9]|{)/s', "\"]\n\n$1", $c);
/* remove space before '['
* This is possible because brackets within comments are protected above
*/
$c = str_replace(" +[", "[", $c);
/* set '\n\n' between non tag line and tag line (between two games)
* This is possible because brackets within comments are protected above
*/
$c = preg_replace("/([^\]])(\n+)\[/si", "$1\n\n[", $c);
/* revert brackets within movetext comments*/
$c = str_replace("//--SB--//", "[", $c);
$c = str_replace("//--EB--//", "]", $c);
/* max 2 consecutive '\n */
$c = preg_replace("/\n{3,}/s", "\n\n", $c);
return $c; return $c;
} }