Update metadata and about page

Makefile

@@ -3,7 +3,7 @@ JSON_PP := json_pp -json_opt pretty,relaxed,utf8
 # _site/api/concepts/*.json files are processed with jekyll-tidy-json plugin
 GENERATED_JSONS := _site/api/concepts/*.jsonld
 
-all: _site | postprocess
+all: _site
 
 clean:
 	rm -rf _site
@@ -29,9 +29,12 @@ bundle:
 _source/_data/info.yaml: isotc211-glossary/tc211-termbase.meta.yaml
 	cp -f $< $@
 
-_source/_data/metadata.yaml: isotc211-glossary/metadata.yaml
+_source/_data/metadata.yaml: metadata.yaml
 	cp -f $< $@
 
+metadata.yaml:
+	scripts/generate_metadata.rb
+
 serve:
 	bundle exec jekyll serve
 

_source/_pages/about.adoc

@@ -3,18 +3,13 @@ layout: base-page
 title: About
 permalink: /about/
 bodyClass: page
-nav_items: [concepts, posts,stats, feedback, registers]
+nav_items: [concepts, posts, stats, feedback, registers]
 ---
 :page-liquid:
 
-Geolexica is the online glossary for geographic information technology from
+ISO/TC 211 Geolexica is the online glossary for geographic information technology from
 https://www.iso.org/committee/54904.html[ISO/TC 211 Geographic information/Geomatics].
 
-The name "`geolexica`" is a combination of the Greek prefix "`geo-`"
-(of and pertaining to the Earth) and the suffix "`lexica`"
-derived from the Greek "`lexiko`", counterpart of the English
-"`lexicon`" (vocabulary).
-
 Terminology entries in Geolexica fully reflect entries given in the
 ISO/TC 211 Multi-Lingual Glossary of Terms (MLGT), where its
 authoritative English terms originate from ISO/TC 211 standards.
@@ -31,13 +26,13 @@ Specifically:
 
 == Current content ({{ site.data.metadata.version }} edition)
 
-The current contents in Geolexica are from the 4th release of the
+The current contents in Geolexica are from the 5th release of the
 MLGT ({{ site.data.metadata.version }} edition), consisting of:
 
-* over 1,060 English language terminology entries (terms/definitions)
-from published ISO/TC 211 standards as of October 2017;
+* {{ site.data.metadata.concept_count }} English language terminology entries (terms/definitions)
+from published ISO/TC 211 standards as of June 2020;
 
-* over 7,600 translated terminology entries (full or partial)
+* {{ site.data.metadata.term_count }} translated terminology entries (full or partial)
 covering fourteen languages, which represents close to all of
 the participating countries in ISO/TC 211.
 

scripts/generate_metadata.rb

@@ -0,0 +1,25 @@
+#!/usr/bin/env ruby
+
+require 'yaml'
+
+terms = []
+Dir['isotc211-glossary/concepts/*.yaml'].map do |yaml_file|
+  terms << YAML.load(IO.read(yaml_file))
+  puts "Processing #{yaml_file}"
+end
+
+term_count = terms.map do |t|
+  t.keys.length - 2
+end.sum
+
+meta = {
+  'concept_count' => terms.length,
+  'term_count' => term_count,
+  'version' => '20200602'
+}
+
+File.open('metadata.yaml', 'w') do |file|
+  file.write(meta.to_yaml)
+end
+
+puts "Done."