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script with fixed scoping

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This commit is contained in:
Christopher Hall 2010-12-07 11:34:15 +13:00
parent 78ef7daadf
commit 9c816a9ab3
1 changed files with 52 additions and 29 deletions
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81
installer/html-template-to-template-toolkit.pl
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@ -68,8 +68,15 @@ foreach my $file (@template_files) {
open my $OTT, '>', $new_path or croak "Can't open $new_path for output: $!";
# Slurp in input file..
my $input_tmpl = do { local $/; <$ITMPL> };
close $ITMPL;
## my $input_tmpl = do { local $/; <$ITMPL> };
## close $ITMPL;
# allows 'proper' handling of for loop scope
my @cur_scope = ("");
my @cur_scope_count = (0);
for my $input_tmpl(<$ITMPL>){
my $for_loop_found = 0;
# handle poorly names variable such as f1!, f1+, f1-, f1| and mod
$input_tmpl =~ s/"(\w+)\|"/"$1pipe"/ig;
@ -86,64 +93,80 @@ foreach my $file (@template_files) {
# Process..
# NB: if you think you're seeing double, you probably are, *some* (read:most) patterns appear twice: once with quotations marks, once without.
# trying to combine them into a single pattern proved troublesome as a regex like ['"]?(.*?)['"]? was causing problems and fixing the problem caused (alot) more complex regex
# variables
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s+ESCAPE=['"](\w*?)['"]\s+DEFAULT=['"]?(.*?)['"]?\s*-*>/[% DEFAULT $1="$3" |$2 %]/ig; # CHECK ME PLEASE
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]\s*(\w*?)\s*['"]\s+ESCAPE=['"]?(\w*?)['"]?\s*-*>/[% $1 |$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?(\w*?)\s+ESCAPE=['"]?(\w*?)['"]?\s*-*>/[% $1 |$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+ESCAPE=['"]?(\w*?)['"]?\s+NAME\s?=\s?['"]?([\w-]*?)['"]?\s*-*>/[% $2 |$1 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?(\w*?)['"]?\s+DEFAULT=['"](.*?)['"]\s*-*>/[% DEFAULT $1="$2" %]/ig; # if a value being assigned is wrapped in quotes, keep them intact
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s+DEFAULT=(.*?)\s*-*>/[% DEFAULT $1=$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL[_\s]VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s*-*>/[% $1 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s+ESCAPE=['"](\w*?)['"]\s+DEFAULT=['"]?(.*?)['"]?\s*-*>/[% DEFAULT $cur_scope[-1]$1="$3" |$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]\s*(\w*?)\s*['"]\s+ESCAPE=['"]?(\w*?)['"]?\s*-*>/[% $cur_scope[-1]$1 |$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?(\w*?)\s+ESCAPE=['"]?(\w*?)['"]?\s*-*>/[% $cur_scope[-1]$1 |$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+ESCAPE=['"]?(\w*?)['"]?\s+NAME\s?=\s?['"]?([\w-]*?)['"]?\s*-*>/[% $cur_scope[-1]$2 |$1 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?(\w*?)['"]?\s+DEFAULT=['"](.*?)['"]\s*-*>/[% DEFAULT $cur_scope[-1]$1="$2" %]/ig; # if a value being assigned is wrapped in quotes, keep them intact
$input_tmpl =~ s/<[!-]*\s*TMPL_VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s+DEFAULT=(.*?)\s*-*>/[% DEFAULT $cur_scope[-1]$1=$2 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL[_\s]VAR\s+NAME\s?=\s?['"]?\s*(\w*?)\s*['"]?\s*-*>/[% $cur_scope[-1]$1 %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL[_\s]VAR\s+EXPR\s?=\s?['"](.*?)['"]\s*-*>/[% $1 %]/ig; # TMPL_VAR NAME and TMPL_VAR EXPR are logically equiv, see http://search.cpan.org/~samtregar/HTML-Template-Expr-0.07/Expr.pm
$input_tmpl =~ s/<[!-]*\s*TMPL[_\s]VAR\s+EXPR\s?=\s?(.*?)\s*-*>/[% $1 %]/ig;
# if, elsif and unless blocks
# if, elseif and unless blocks
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+EXPR\s?=\s?['"](.*?)['"]\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+EXPR\s?=\s?(.*?)\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+NAME\s?=\s?['"]\s*(\w*?)\s*['"]\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+NAME\s?=\s?(\w*?)\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+['"](.*?)['"]\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+([\w\s]*?)\s*-*>/[% IF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+NAME\s?=\s?['"]\s*(\w*?)\s*['"]\s*-*>/[% IF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+NAME\s?=\s?(\w*?)\s*-*>/[% IF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+['"](.*?)['"]\s*-*>/[% IF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_IF\s+([\w\s]*?)\s*-*>/[% IF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+EXPR\s?=\s?['"](.*?)['"]\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+EXPR\s?=\s?(.*?)\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+NAME\s?=\s?['"](\w*?)['"]\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+NAME\s?=\s?(\w*?)\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+['"](\w*?)['"]\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+(\w*?)\s*-*>/[% ELSIF ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+NAME\s?=\s?['"](\w*?)['"]\s*-*>/[% ELSIF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+NAME\s?=\s?(\w*?)\s*-*>/[% ELSIF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+['"](\w*?)['"]\s*-*>/[% ELSIF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSIF\s+(\w*?)\s*-*>/[% ELSIF ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_ELSE\s*-*>/[% ELSE %]/ig;
$input_tmpl =~ s/<[!-]*\s*\/TMPL_IF\s*-*>/[% END %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_UNLESS\s+NAME\s?=\s?['"]?(\w*?)['"]?\s*-*>/[% UNLESS ( $1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_UNLESS\s+NAME\s?=\s?['"]?(\w*?)['"]?\s*-*>/[% UNLESS ( $cur_scope[-1]$1 ) %]/ig;
$input_tmpl =~ s/<[!-]*\s*\/TMPL_UNLESS\s*-*>/[% END %]/ig;
# includes
$input_tmpl =~ s/<[!-]*\s*TMPL_INCLUDE\s+NAME\s?=\s?"(.*?\.inc)"\s*-*>/[% INCLUDE '$1' %]/ig;
$input_tmpl =~ s/<[!-]*\s*TMPL_INCLUDE\s+NAME\s?=\s?"(.*?)"\s*-*>/[% INCLUDE $1 %]/ig;
if ( $input_tmpl =~ m/<!--[\s\/]*TMPL_LOOP\s*-->/i ) {
push(@files_w_tmpl_loops, $new_path);
if ($input_tmpl =~ m/<[!-]*\s*TMPL_LOOP/i ){
$for_loop_found = 1;
}
$input_tmpl =~ s/<[!-]*\s*TMPL_LOOP\s+NAME\s?=\s?['"](?<SCOPE>.*?)['"]\s*-*>/"[% FOREACH " . substr($+{SCOPE}, 0, -1) . " IN $cur_scope[-1]$1 %]"/ieg;
$input_tmpl =~ s/<[!-]*\s*TMPL_LOOP\s+NAME\s?=\s?(?<SCOPE>.*?)\s*-*>/"[% FOREACH " . substr($+{SCOPE}, 0, -1) . " IN $cur_scope[-1]$1 %]"/ieg;
# handle for loop scope
if($for_loop_found){
my $scope = substr($+{SCOPE}, 0, -1) . ".";
push(@cur_scope, $scope);
$for_loop_found = 0;
}
# handle loops
if ( $input_tmpl =~ m/<!--[\s\/]*TMPL_LOOP\s*-->/i ) {
push(@files_w_tmpl_loops, $new_path);
pop(@cur_scope);
}
$input_tmpl =~ s/<[!-]*\s*TMPL_LOOP\s+NAME\s?=\s?['"](.*?)['"]\s*-*>/"[% FOREACH ".$1." %]"/ieg;
$input_tmpl =~ s/<[!-]*\s*TMPL_LOOP\s+NAME\s?=\s?(.*?)\s*-*>/"[% FOREACH ".$1." %]"/ieg;
$input_tmpl =~ s/<[!-]*\s*\/TMPL_LOOP\s*-*>/[% END %]/ig;
# misc 'patches'
$input_tmpl =~ s/\seq\s/ == /ig;
$input_tmpl =~ s/HTML/html/ig;
$input_tmpl =~ s/URL/url/ig;
$input_tmpl =~ s/__first__/loop.first/ig;
$input_tmpl =~ s/__last__/loop.last/ig;
$input_tmpl =~ s/__odd__/loop.odd/ig;
$input_tmpl =~ s/__even__/loop.even/ig;
$input_tmpl =~ s/__counter__/loop.count/ig; #loop.count gives the range (0..max) whereas loop.index gives the range (1..max+1), __counter__ is unknown
$input_tmpl =~ s/\(.*?__first__\s*\)/(loop.first)/ig;
$input_tmpl =~ s/\(.*?__last__\s*\)/(loop.last)/ig;
$input_tmpl =~ s/\(.*?__odd__\s*\)/(loop.odd)/ig;
$input_tmpl =~ s/\(.*?__even__\s*\)/(loop.even)/ig;
$input_tmpl =~ s/\(.*?__counter__\s*\)/(loop.count)/ig; #loop.count gives the range (0..max) whereas loop.index gives the range (1..max+1), __counter__ is unknown
#hack to get around lack of javascript filter
$input_tmpl =~ s/\|JS/|replace("'", "\\'") |replace('"', '\\"') |replace('\\n', '\\\\n') |replace('\\r', '\\\\r')/ig;
# Write out..
print $OTT $input_tmpl;
}
close $OTT;
}