Initial commit

Signed-off-by: Miquel Sabaté Solà <msabate@suse.com>

5 files changed, 131 insertions, 0 deletions

diff --git a/lib/assets/.keep b/lib/assets/.keep
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/lib/assets/.keep
diff --git a/lib/base_exporter.rb b/lib/base_exporter.rb
new file mode 100644
index 0000000..b040592
--- /dev/null
+++ b/lib/base_exporter.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+class BaseExporter
+  def initialize(things:)
+    @things = things
+  end
+
+  # Returns a string which forces a new TeX line.
+  def tex_new_line
+    '\\\\~\\\\'
+  end
+
+  # Returns a two-sized array containing the first name and the last name as
+  # parsed from the `author` string. This method assumes the following format is
+  # followed:
+  #   - 'Name' -> ['Name', nil]
+  #   - 'Name Surname' -> ['Name', 'Surname']
+  #   - 'Compound Name Surname' -> ['Compound Name', 'Surname']
+  #   - 'Name _Surname1 Surname2_' -> ['Name', 'Surname1 Surname2']
+  def parse_author(author:)
+    matches = /(.+)?\s_(.+)_/.match(author)
+    return matches[1].strip, matches[2].strip if matches&.size == 3
+
+    a = author.split
+    return [author, nil] if a.size == 1
+
+    [a[0..-2].join(' '), a.last]
+  end
+end
diff --git a/lib/csv_exporter.rb b/lib/csv_exporter.rb
new file mode 100644
index 0000000..a44815d
--- /dev/null
+++ b/lib/csv_exporter.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'csv'
+
+class CsvExporter < BaseExporter
+  def export
+    str = ''
+    @things.each do |thing|
+      str += thing_to_csv(thing:)
+    end
+
+    str
+  end
+
+  def thing_to_csv(thing:)
+    CSV.generate_line([thing.target, thing.authors, thing.editors, thing.year, thing.title,
+                       thing.note, thing.insideof, thing.url, thing.publisher, thing.kind,
+                       thing.access, thing.bought_at],
+                      quote_empty: false)
+  end
+end
diff --git a/lib/tasks/.keep b/lib/tasks/.keep
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/lib/tasks/.keep
diff --git a/lib/uoc_exporter.rb b/lib/uoc_exporter.rb
new file mode 100644
index 0000000..9a83d7c
--- /dev/null
+++ b/lib/uoc_exporter.rb
@@ -0,0 +1,81 @@
+# frozen_string_literal: true
+
+class UocExporter < BaseExporter
+  def export
+    @things.map.with_index do |thing, idx|
+      if idx.zero?
+        "\\hypertarget{#{thing.target}}{#{head(thing:)} #{body(thing:)}}"
+      else
+        "#{tex_new_line}\\hypertarget{#{thing.target}}{#{head(thing:)} #{body(thing:)}}"
+      end
+    end.join("\n\n")
+  end
+
+  protected
+
+  # Returns the head of a line, containing authors, year, title and, if
+  # available, the "inside of" information.
+  def head(thing:)
+    str = "#{parse_authors(thing:)} (#{thing.year}). \\emph{#{thing.title}}."
+
+    if thing.insideof.present?
+      str += " #{inside_of(thing.insideof)}"
+      str += thing.pages.present? ? ", #{thing.pages}." : '.'
+    end
+
+    str
+  end
+
+  # Parse the authors as delivered by `thing.authors` and render them in the
+  # proper format.
+  def parse_authors(thing:)
+    str = thing.authors.split(',').map do |author|
+      first, last = parse_author(author: author.strip)
+      last.blank? ? "\\textsc{#{first}}" : "\\textsc{#{last}}, #{first}"
+    end.join('; ')
+
+    str += ' (eds.)' if thing.editors
+    str
+  end
+
+  # Returns the proper 'inside of' translated text.
+  def inside_of(sub)
+    str = if sub.downcase.start_with?(*%w[a e i o u])
+            I18n.t('general.insideof-vowel')
+          else
+            I18n.t('general.insideof')
+          end
+
+    str + " \\emph{#{sub}}"
+  end
+
+  # Returns the 'body' of the line, which is the rest of it (i.e. note,
+  # publisher, year).
+  def body(thing:)
+    union, tail = thing_union_tail(thing:)
+
+    if thing.publisher.present?
+      pub = thing.note.present? ? "#{thing.note}. #{thing.publisher}" : thing.publisher
+      pub + union + tail
+    else
+      tail
+    end
+  end
+
+  # Returns a two-sized array containing the last bits of info from a line,
+  # being either the address, the url + access date, or just a final dot. The
+  # first item contains the 'union' of the last item of the returned array and
+  # the expected string that is going to be prefixed to it.
+  def thing_union_tail(thing:)
+    if thing.address.present?
+      [', ', "#{thing.address}: #{thing.year}."]
+    elsif thing.url.present?
+      ['. ',
+       "[\\url{#{thing.url}}]. [#{I18n.t('activerecord.attributes.thing.access')}: #{I18n.l(
+         thing.access, format: :long
+       ).downcase}]."]
+    else
+      ['', '.']
+    end
+  end
+end