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| 1 |  |  |  |  |  |  | #the dumb terminal webmysql module | 
| 2 |  |  |  |  |  |  | #mt 16/11/2003 2.4	added parseFragmentToString | 
| 3 |  |  |  |  |  |  | package Plack::App::WebMySQL::General; | 
| 4 |  |  |  |  |  |  | BEGIN { | 
| 5 | 1 |  |  | 1 |  | 923 | use Exporter(); | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 20 |  | 
| 6 | 1 |  |  | 1 |  | 3 | use Plack::App::WebMySQL; | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 83 |  | 
| 7 | 1 |  |  | 1 |  | 7 | @ISA = qw(Exporter); | 
| 8 | 1 |  |  |  |  | 511 | @EXPORT = qw(getData replace parsePage parseFragmentToString); | 
| 9 |  |  |  |  |  |  | } | 
| 10 |  |  |  |  |  |  | ############################################################################################################### | 
| 11 |  |  |  |  |  |  | sub getData{	#gets cgi form data into a hash | 
| 12 |  |  |  |  |  |  | #foreach (keys %ENV){print STDERR "$_ = $ENV{$_}\n";} | 
| 13 | 0 |  |  | 0 | 0 |  | my $cgi = CGI::new(); | 
| 14 | 0 |  |  |  |  |  | %form = ();	#empty first as PSGI will keep globals set until the server is killed. | 
| 15 | 0 |  |  |  |  |  | foreach($cgi -> param()){ | 
| 16 | 0 |  |  |  |  |  | $form{$_} = $cgi -> param($_); | 
| 17 |  |  |  |  |  |  | #print STDERR "$_ = $form{$_}\n"; | 
| 18 |  |  |  |  |  |  | } | 
| 19 | 0 |  |  |  |  |  | return 1; | 
| 20 |  |  |  |  |  |  | } | 
| 21 |  |  |  |  |  |  | ############################################################################################################### | 
| 22 |  |  |  |  |  |  | sub replace{	#make sure we dont get any undefined values when replacing template placeholders | 
| 23 | 0 | 0 |  | 0 | 0 |  | if(defined($form{$_[0]})){return $form{$_[0]};}	#return hash value | 
|  | 0 |  |  |  |  |  |  | 
| 24 |  |  |  |  |  |  | else{ | 
| 25 | 0 |  |  |  |  |  | print STDERR "$0: $_[0] is undefined in placeholder replace\n"; | 
| 26 | 0 |  |  |  |  |  | return "";	#return nothing | 
| 27 |  |  |  |  |  |  | } | 
| 28 |  |  |  |  |  |  | } | 
| 29 |  |  |  |  |  |  | ############################################################################################################### | 
| 30 |  |  |  |  |  |  | sub parsePage{	#displays a html page | 
| 31 | 0 |  |  | 0 | 0 |  | my $page = shift; | 
| 32 | 0 |  |  |  |  |  | my $ignoreError = shift; | 
| 33 | 0 | 0 | 0 |  |  |  | if($error && !$ignoreError){	#an error has not been encountered and we are not ignoring it | 
| 34 | 0 |  |  |  |  |  | $page = "error"; | 
| 35 | 0 |  |  |  |  |  | print STDERR "$0: $error\n";	#log this error too | 
| 36 |  |  |  |  |  |  | } | 
| 37 | 0 | 0 |  |  |  |  | if(open(TEMPLATE, " | 
| 38 | 0 |  |  |  |  |  | while(){	#read the file a line at a time | 
| 39 | 0 |  |  |  |  |  | $_ =~ s//\n\t/; | 
| 40 | 0 |  |  |  |  |  | $_ =~ s//$ENV{'SCRIPT_NAME'}/g;	#replace the name for this script | 
| 41 | 0 |  |  |  |  |  | $_ =~ s//$ENV{'HTTP_HOST'}/g;	#replace webserver name | 
| 42 | 0 |  |  |  |  |  | $_ =~ s//$error/g;	#replace the error message | 
| 43 | 0 |  |  |  |  |  | $_ =~ s//$VERSION/g;	#replace version number | 
| 44 | 0 |  |  |  |  |  | $_ =~ s//&replace($1)/eg;	#replace the placeholders in the template | 
|  | 0 |  |  |  |  |  |  | 
| 45 | 0 |  |  |  |  |  | $_ =~ s|| 
 \n\n|;
 | 
| 46 | 0 |  |  |  |  |  | print; | 
| 47 |  |  |  |  |  |  | } | 
| 48 | 0 |  |  |  |  |  | close(TEMPLATE); | 
| 49 |  |  |  |  |  |  | } | 
| 50 |  |  |  |  |  |  | else{ | 
| 51 | 0 |  |  |  |  |  | print << "(NO TEMPLATE)"; | 
| 52 |  |  |  |  |  |  |  | 
| 53 |  |  |  |  |  |  |  | 
| 54 |  |  |  |  |  |  | Could not open HTML template: webmysql/templates/$page.html | 
| 55 |  |  |  |  |  |  |  | 
| 56 |  |  |  |  |  |  |  | 
| 57 |  |  |  |  |  |  | (NO TEMPLATE) | 
| 58 |  |  |  |  |  |  | } | 
| 59 |  |  |  |  |  |  | } | 
| 60 |  |  |  |  |  |  | ############################################################################################################### | 
| 61 |  |  |  |  |  |  | sub parseFragmentToString{	#save a html fragment to a string | 
| 62 | 0 |  |  | 0 | 0 |  | my $page = shift; | 
| 63 | 0 |  |  |  |  |  | my $string = "\n"; | 
| 64 | 0 | 0 |  |  |  |  | if(open(TEMPLATE, " | 
| 65 | 0 |  |  |  |  |  | while(){	#read the file a line at a time | 
| 66 | 0 |  |  |  |  |  | $_ =~ s//$ENV{'SCRIPT_NAME'}/g;	#replace the name for this script | 
| 67 | 0 |  |  |  |  |  | $_ =~ s//$ENV{'HTTP_HOST'}/g;	#replace webserver name | 
| 68 | 0 |  |  |  |  |  | $_ =~ s//$error/g;	#replace the error message | 
| 69 | 0 |  |  |  |  |  | $_ =~ s//$VERSION/g;	#replace version number | 
| 70 | 0 |  |  |  |  |  | $_ =~ s//&replace($1)/eg;	#replace the placeholders in the template | 
|  | 0 |  |  |  |  |  |  | 
| 71 | 0 |  |  |  |  |  | $string .= $_ | 
| 72 |  |  |  |  |  |  | } | 
| 73 | 0 |  |  |  |  |  | close(TEMPLATE); | 
| 74 |  |  |  |  |  |  | } | 
| 75 | 0 |  |  |  |  |  | else{$error = "Cant open HTML fragment: $page";} | 
| 76 | 0 |  |  |  |  |  | return $string; | 
| 77 |  |  |  |  |  |  | } | 
| 78 |  |  |  |  |  |  | ############################################################################### | 
| 79 |  |  |  |  |  |  | return 1; | 
| 80 |  |  |  | 1 |  |  | END {} | 
| 81 |  |  |  |  |  |  |  |