[lp_file_trimPath]

Description

Returns a sanitized path that will never specify from harddisk root.

Requires [lp_string_split]

Sample Usage

'
';
var:'paths' = (: 
	'/this/that     ',
	'  /this/ that/ ',
	'//this//../that//',
	'///this/that/  ',
	'c://somedir/  ',
	' c:\\this\\that\\',
	'/this/somefile.txt',
	'c://somedir/this/somefile.txt'
	);

iterate: $paths, local:'path';
	'"' #path '"';
	'\t';
	'"' (lp_file_trimpath:#path) '"';
	'\r\n';
/iterate;
'
';



Returns:

"/this/that     "	"/this/that"
"  /this/ that/ "	"/this/that/"
"//this//../that//"	"/this/that/"
"///this/that/  "	"/this/that/"
"c://somedir/  "	"/somedir/"
" c:\this\that\"	"/this/that/"
"/this/somefile.txt"	"/this/somefile.txt"
"c://somedir/this/somefile.txt"	"/somedir/this/somefile.txt"

Source Code

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[

define_tag:'lp_file_trimPath',
	-description='Returns a sanitized path that will never specify from harddisk root.',
	-priority='replace',
	-required='path';
	
	local:'newpath' = (string: #path);
	#newpath->(replace:'\\','/');
	if: #newpath->(contains:':');
		#newpath = (lp_string_split: #newpath, ':', 2)->(get:2);
	/if;
	#newpath = (string_replaceregexp: #newpath, -find="[^a-z0-9\\/\\!\\@\\#\\$\\%\\^\\&\\(\\)\\{\\}\\-\\=\\_\\+\\~\\`\\;\\'\\,\\.]", -replace='', -ignorecase);
	#newpath = (string_replaceregexp: #newpath, -find="\\.\\.+", -replace='..', -ignorecase);
	#newpath = (string_replaceregexp: #newpath, -find="/+", -replace='/', -ignorecase);
	return: #newpath;

]

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