Initial commit.

lib/perl5/Selima/EchoForm.pm

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+# Selima Website Content Management System
+# EchoForm.pm: The subroutines to output various form elements.
+
+#  Copyright (c) 2003-2018 imacat.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+# Author: imacat <imacat@mail.imacat.idv.tw>
+# First written: 2003-03-30
+
+package Selima::EchoForm;
+use 5.008;
+use strict;
+use warnings;
+use base qw(Exporter);
+use vars qw(@EXPORT @EXPORT_OK);
+BEGIN {
+@EXPORT = qw();
+push @EXPORT, qw(auto_keep_referer);
+push @EXPORT, qw(opt_list opt_list_array preselect_options);
+@EXPORT_OK = @EXPORT;
+# Prototype declaration
+sub opt_list($$);
+sub opt_list_array(\@);
+sub preselect_options($$);
+sub auto_keep_referer();
+}
+
+use Selima::Cache qw(:echoform);
+use Selima::CommText;
+use Selima::DataVars qw($DBH);
+use Selima::ShortCut;
+use Selima::Unicode;
+
+# opt_list: Return an options list
+sub opt_list($$) {
+    local ($_, %_);
+    my ($sql, $curval, $sth, $count, $html);
+    ($sql, $curval) = @_;
+    # Not cached yet
+    if (!exists $EchoForm_opt_list{$sql}) {
+        $sth = $DBH->prepare($sql);
+        $sth->execute;
+        $count = $sth->rows;
+        for ($_ = 0, @_ = qw(); $_ < $count; $_++) {
+            push @_, $sth->fetchrow_hashref;
+        }
+        $EchoForm_opt_list{$sql} = opt_list_array @_;
+    }
+    return preselect_options($EchoForm_opt_list{$sql}, $curval);
+}
+
+# opt_list_array: Return an options list from an array
+sub opt_list_array(\@) {
+    local ($_, %_);
+    my ($opts, $html);
+    $opts = $_[0];
+    # Obtain the HTML
+    $html = "            <option value=\"\">"
+        . h(t_notset) . "</option>\n";
+    foreach (@$opts) {
+        $html .= "            <option value=\""
+            . h($$_{"value"}) . "\">"
+            . h($$_{"content"}) . "</option>\n";
+    }
+    return $html;
+}
+
+# preselect_options: Presect an option in an option list
+sub preselect_options($$) {
+    local ($_, %_);
+    my ($html, $value);
+    ($html, $value) = @_;
+    # Not selected if value not set
+    return $html if !defined $value;
+    $value = h_encode($value);
+    $html =~ s/<(option value="$value")>/<$1 selected="selected">/;
+    return $html;
+}
+
+# auto_keep_referer: If we should keep the referer information
+# To be done
+sub auto_keep_referer() {
+    local ($_, %_);
+    # False for now;
+    return 0;
+}
+
+return 1;