initial "report class" xml and schema generator script

git-svn-id: svn://svn.open-ils.org/ILS/trunk@1841 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/src/reporter/report_base.example.xml b/Open-ILS/src/reporter/report_base.example.xml
new file mode 100644 (file)
index 0000000..619d23b
--- /dev/null
+++ b/Open-ILS/src/reporter/report_base.example.xml
@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<reporter xmlns:xi="http://www.w3.org/2001/XInclude">
+       <classes>
+               <class
+                 name="silly-base"
+                 fact-table="silly.fact">
+                       <description>Silly Report base</description>
+                       <dims>
+                               <dim include="silly_word_dim"/>
+                               <dim include="silly_sayer_dim"/>
+                       </dims>
+               </class>
+       </classes>
+
+       <tables>
+
+               <table id="silly.fact" partition="true">
+                       <tablename>stats.silly_fact</tablename>
+
+                       <partition>
+                               <field>said_when</field>
+                               <!-- Valid options:  month, year, woy (week of year), doy (day of year) -->
+                               <chunk>month</chunk>
+                               <start>2005-09-01</start>
+                               <end>2005-12-31</end>
+                       </partition>
+
+                       <fields>
+                               <field
+                                 name="silly_word_dim"
+                                 datatype="int"
+                                 indexed="true">
+                                       <label>Silly word dim</label>
+                                       <description>Silly word entry dimension link</description>
+                               </field>
+                               <field
+                                 name="silly_sayer_dim"
+                                 datatype="int"
+                                 indexed="true">
+                                       <label>Silly sayer dim</label>
+                                       <description>Silly sayer entry dimension link</description>
+                               </field>
+                               <field
+                                 name="said_when"
+                                 datatype="timestamptz"
+                                 core="true"
+                                 indexed="true"
+                                 default="now()">
+                                       <label>Silly word timestamp</label>
+                                       <description>Silly word entry timestamp</description>
+                               </field>
+                       </fields>
+                       <links>
+                               <link
+                                 field="silly_word_dim"
+                                 table="silly.word_dim"
+                                 type="has_a"/>
+                               <link
+                                 field="silly_sayer_dim"
+                                 table="silly.sayer_dim"
+                                 type="has_a"/>
+                       </links>
+               </table>
+
+               <table id="silly.word_dim">
+                       <tablename>stats.words</tablename>
+                       <fields>
+                               <field
+                                 name="id"
+                                 primary="1"
+                                 create-type="serial"
+                                 datatype="int"/>
+                               <field
+                                 name="word"
+                                 datatype="text"
+                                 indexed="true"
+                                 index-type="BTREE"/>
+                       </fields>
+               </table>
+
+               <table id="silly.sayer_dim">
+                       <tablename>stats.silly_sayers</tablename>
+                       <fields>
+                               <field
+                                 name="id"
+                                 primary="1"
+                                 create-type="serial"
+                                 datatype="int"/>
+                               <field
+                                 name="sayer"
+                                 datatype="text"
+                                 indexed="true"
+                                 index-type="BTREE"/>
+                       </fields>
+               </table>
+
+       </tables>
+</reporter>

diff --git a/Open-ILS/src/reporter/reporter.schema-gen.pl b/Open-ILS/src/reporter/reporter.schema-gen.pl
new file mode 100755 (executable)
index 0000000..bb49773
--- /dev/null
+++ b/Open-ILS/src/reporter/reporter.schema-gen.pl
@@ -0,0 +1,87 @@
+#!/usr/bin/perl
+use strict; use warnings;
+use XML::LibXML;
+use Date::Manip;
+
+my %chunkmap =
+       (       doy => '%j',
+               woy => '%U',
+               month => '%m',
+               year => '%Y',
+       );
+
+
+my $parser = XML::LibXML->new;
+my $doc = $parser->parse_file($ARGV[0]);
+$parser->process_xincludes($doc);
+
+print "BEGIN;\n\n";
+for my $table ($doc->findnodes('/reporter/tables/table')) {
+       my $tname = $table->getElementsByTagName('tablename')->string_value;
+       
+       (my $pkey_name = $tname) =~ s/\./_/gso;
+       $pkey_name .= '_pkey';
+       warn "$tname\n";
+
+       my (@primary,@other,@indexed);
+       for my $field ($table->findnodes('fields/field')) {
+               my $fname = $field->getAttribute('name');
+               my $fdatatype = $field->getAttribute('create-type') || $field->getAttribute('datatype');
+               warn "\t$fname\n";
+               
+               if ($field->getAttribute('indexed')) {
+                       my $itype = $field->getAttribute('index-type') || 'BTREE';
+                       push @indexed, [$fname, $itype];
+               }
+
+               if ($field->getAttribute('primary')) {
+                       push @primary, [$fname, $fdatatype];
+               } else {
+                       push @other, [$fname, $fdatatype];
+               }
+       }
+
+       warn "\n";
+       print   "DROP TABLE $tname CASCADE;\n";
+       print   "CREATE TABLE $tname (\n\t".
+               join(",\n\t",
+                       map { join("\t", @$_) } (@primary, @other)
+               ). ",\n\tCONSTRAINT $pkey_name PRIMARY KEY (".join(", ", map { $$_[0] } @primary).
+               ")\n);\n";
+
+       for my $i (@indexed) {
+               print   "CREATE INDEX \"${tname}_$$i[0]_idx\" ON $tname USING $$i[1] ($$i[0]);\n";
+       }
+       print "\n";
+
+       if ($table->getAttribute('partition')) {
+               my ($part) = $table->getElementsByTagName('partition')->get_nodelist;
+               my ($field) = $part->getElementsByTagName('field')->get_nodelist;
+               my ($chunk) = $part->getElementsByTagName('chunk')->get_nodelist;
+               my ($start) = $part->getElementsByTagName('start')->get_nodelist;
+               my ($end) = $part->getElementsByTagName('end')->get_nodelist;
+
+               $field = $field->textContent;
+               $chunk = $chunk->textContent;
+               $start = UnixDate(ParseDate($start->textContent),$chunkmap{$chunk});
+               $end = UnixDate(ParseDate($end->textContent),$chunkmap{$chunk});
+
+               for my $tpart ( $start .. $end ) {
+                       print   "CREATE TABLE ${tname}_${chunk}_$tpart () INHERITS ($tname);\n";
+                       print   "ALTER TABLE ${tname}_${chunk}_$tpart\n".
+                               "\tADD CONSTRAINT \"${tname}_${chunk}_${tpart}_test\"\n".
+                               "\tCHECK (EXTRACT('$chunk' FROM $field) = $tpart);\n";
+                       print   "CREATE RULE \"${tname}_${chunk}_${tpart}_ins_rule\" AS\n\tON INSERT TO ".
+                               "$tname \n\tWHERE EXTRACT('$chunk' FROM NEW.$field) = $tpart ".
+                               "\n\tDO INSTEAD INSERT INTO ${tname}_${chunk}_$tpart VALUES (NEW.*);\n";
+                       for my $i (@indexed) {
+                               print   "CREATE INDEX \"${tname}_${chunk}_${tpart}_$$i[0]_idx\" ".
+                                       "ON ${tname}_${chunk}_$tpart USING $$i[1] ($$i[0]);\n";
+                       }
+                       print "\n";
+               }
+       }
+       print "\n";
+
+}
+print "COMMIT;\n";