/[webpac]/trunk/parse_format.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/parse_format.pm

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Revision 57 - (show annotations)
Fri Jul 4 15:05:23 2003 UTC (16 years, 4 months ago) by dpavlin
File size: 3289 byte(s)
don't choke on input which iconv can't convert

1 #-------------------------------------------------------------
2 #
3 # parse_format(...)
4 #
5
6
7 sub parse_format {
8 my $type = shift || die "parset_format must be called with type!";
9 my $format = shift || die "parse_format must be called with format!";
10 my $row = shift || die "parse_format must be called with row!";
11 my $i = shift || 0; # isis repeatable number
12 my $codepage = shift || die "parse_format must be called with codepage!";
13 if ($type eq "isis") {
14 return parse_isis_format($format,$row,$i,$codepage);
15 } elsif ($type eq "excel") {
16 return parse_excel_format($format,$row,$i,$codepage);
17 }
18 }
19
20 #-------------------------------------------------------------
21
22 sub parse_isis_format {
23 use isis_sf;
24
25 my $format = shift;
26 my $row = shift;
27 my $i = shift;
28 my $codepage = shift;
29
30 my $out;
31 my $out_swish;
32
33 my $prefix = "";
34 if ($format =~ s/^([^\d]+)//) {
35 $prefix = $1;
36 }
37
38 my $display;
39 my $swish;
40
41 while ($format) {
42 #print STDERR "\n#### $format";
43 if ($format =~ s/^(\d\d\d)(\w?)//) {
44 my $tmp = isis_sf($row,$1,$2,$i);
45 if ($tmp) {
46 if ($codepage) {
47 $tmp = $codepage->convert($tmp) || warn "row: ",$row->{mfn},", $1$2 '$tmp' can't convert";
48 }
49 $display .= $prefix . $tmp;
50 $swish .= $tmp." ";
51 #print STDERR " == $tmp";
52 }
53 $prefix = "";
54 # this might be our local scpeciality -- fields 10 and 11
55 # (as opposed to 010 and 011) so they are strictly listed
56 # here
57 } elsif ($format =~ s/^(1[01])//) {
58 my $tmp = isis_sf($row,$1,undef,$i);
59 if ($tmp) {
60 if ($codepage) {
61 $tmp = $codepage->convert($tmp) || warn "row: ",$row->{mfn},", $1$2 '$tmp' can't convert";
62 }
63 $display .= $prefix . $tmp;
64 $swish .= $tmp." ";
65 }
66 $prefix = "";
67 } elsif ($format =~ s/^mfn//i) {
68 $display .= $prefix . $row->{mfn};
69 $prefix = "";
70 } elsif ($format =~ s/^([^\d]+)(\d{0,3})/$2/) {
71 $prefix .= $1 if ($display);
72 } elsif ($format =~ s/^([^\d]+\d{0,2})//) {
73 $prefix .= $1 if ($display);
74 } elsif ($format =~ s/^(\d{1,2})//) {
75 $prefix .= $1 if ($display);
76 } else {
77 print STDERR "unparsed format: $format\n";
78 $prefix .= $format;
79 $format = "";
80 }
81 }
82 # add suffix
83 $display .= $prefix if ($display);
84
85 return ($swish,$display);
86 }
87
88 #-------------------------------------------------------------
89
90 sub parse_excel_format {
91 my $format = shift;
92 my $row = shift;
93 my $i = shift;
94 my $codepage = shift;
95
96 my $out;
97 my $out_swish;
98
99 my $prefix = "";
100 if ($format =~ s/^([^A-Z\|]{1,3})//) {
101 $prefix = $1;
102 }
103
104 my $display;
105 my $swish;
106
107 while ($format && length($format) > 0) {
108 #print STDERR "\n#### $format #";
109 if ($format =~ s/^\|([A-Z]{1,2})\|//) {
110 #print STDERR "--$1-> $format -[",length($format),"] ";
111 if ($row->{$1}) {
112 my $tmp = $row->{$1};
113 if ($codepage) {
114 $tmp = $codepage->convert($tmp) || warn "excel: $1 '$tmp' can't convert";
115 }
116 $display .= $prefix . $tmp;
117 $swish .= $tmp." ";
118 #print STDERR " == $tmp";
119 }
120 $prefix = "";
121 } elsif ($format =~ s/^([^A-Z\|]+)(\|[A-Z]{1,2}\|)/$2/) {
122 $prefix .= $1 if ($display);
123 } else {
124 print STDERR "unparsed format: $format\n";
125 $prefix .= $format;
126 $format = "";
127 }
128 #print STDERR " display: $display swish: $swish [format: $format]";
129 }
130 # add suffix
131 $display .= $prefix if ($display);
132
133 return ($swish,$display);
134 }
135
136 1;

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