Forum taxonomy injected into instructions block + source-derived CTA category
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2 changed files with 92 additions and 27 deletions
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@ -171,7 +171,8 @@ module DepiedencapAiCitations
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advice) that are not literally in the excerpts.
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2) You may cautiously point to the closest thread(s) with [[n]] — framed as
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"peut-être en rapport", never as a real answer.
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3) Invite the user to post in a fitting category or rephrase.
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3) Invite the user to post in a fitting category — name the most relevant
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one from the « Forum categories » list below.
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4) All citation and role-limit rules from the main prompt still apply.
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### Evidence
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@ -182,7 +183,8 @@ module DepiedencapAiCitations
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## STABLE FORUM EVIDENCE
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No sufficiently relevant forum threads were retrieved.
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Reply briefly in the user's language that you lack solid forum evidence for this question.
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Invite them to post in a fitting category. Do NOT invent threads, brands, or /t/ URLs.
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Invite them to post in the most fitting category — name it from the
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« Forum categories » list below. Do NOT invent threads, brands, or /t/ URLs.
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Do NOT write ### Sources. Do NOT call tools.
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TXT
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@ -244,18 +246,50 @@ module DepiedencapAiCitations
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def self.instructions_block(question)
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pack = retrieve_pack(question)
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return legacy_instructions_block(pack[:sources]) if pack[:zone] == :legacy
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block =
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if pack[:zone] == :legacy
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legacy_instructions_block(pack[:sources])
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elsif pack[:sources].blank? || pack[:zone] == :empty
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NO_EVIDENCE_BLOCK.strip
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else
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lines =
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pack[:sources].each_with_index.map do |s, i|
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cat = s[:category].present? ? " [cat:#{s[:category]}]" : ""
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excerpt = s[:excerpt].present? ? "\n excerpt: #{s[:excerpt]}" : ""
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"#{i + 1}. title: #{s[:title]} [via:#{s[:via]}]#{cat}#{excerpt}"
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end
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return NO_EVIDENCE_BLOCK.strip if pack[:sources].blank? || pack[:zone] == :empty
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lines =
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pack[:sources].each_with_index.map do |s, i|
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excerpt = s[:excerpt].present? ? "\n excerpt: #{s[:excerpt]}" : ""
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"#{i + 1}. title: #{s[:title]} [via:#{s[:via]}]#{excerpt}"
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tpl = pack[:zone] == :weak ? WEAK_EVIDENCE_TEMPLATE : EVIDENCE_TEMPLATE
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format(tpl, lines: lines.join("\n")).strip
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end
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tpl = pack[:zone] == :weak ? WEAK_EVIDENCE_TEMPLATE : EVIDENCE_TEMPLATE
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format(tpl, lines: lines.join("\n")).strip
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"#{block}\n\n#{forum_taxonomy_block}".strip
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end
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# Taxonomie publique du forum, injectée dans le bloc d'instructions : le LLM
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# peut nommer la bonne (sous-)catégorie quand il invite à poster, même sans
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# evidence probante. Cachée 12 h — les catégories bougent rarement.
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def self.forum_taxonomy_block
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Discourse.cache.fetch("dpec_taxonomy", expires_in: 12.hours) do
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cats =
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Category
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.where(read_restricted: false)
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.where.not(id: SiteSetting.uncategorized_category_id)
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.order(:position)
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.to_a
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by_parent = cats.group_by(&:parent_category_id)
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lines = ["## Forum categories (public — where discussions live)"]
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by_parent[nil].to_a.each do |parent|
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pdesc = parent.description.to_s.gsub(/<[^>]+>/, " ").squish
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lines << "#{parent.name}#{pdesc.present? ? " — #{pdesc}" : ""}"
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by_parent[parent.id].to_a.each do |child|
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cdesc = child.description.to_s.gsub(/<[^>]+>/, " ").squish
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lines << " - #{child.name}#{cdesc.present? ? " — #{cdesc}" : ""}"
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end
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end
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lines.join("\n")
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end
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end
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def self.for_question(question)
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@ -445,6 +479,8 @@ module DepiedencapAiCitations
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title: h[:title],
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url: "/t/#{h[:slug]}/#{h[:topic_id]}/#{h[:post_number]}",
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excerpt: h[:raw_excerpt],
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category: h[:cat_label],
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category_id: h[:category_id],
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via: "posts",
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}
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end
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@ -460,10 +496,14 @@ module DepiedencapAiCitations
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def self.post_candidates(qvec, vdef)
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sql = <<~SQL
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SELECT e.post_id, p.topic_id, p.post_number, t.title, t.slug, p.raw,
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t.category_id,
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c.name AS cat_name, pc.name AS parent_cat_name,
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e.embeddings <=> '#{qvec}' AS dist
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FROM ai_posts_embeddings e
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JOIN posts p ON p.id = e.post_id
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JOIN topics t ON t.id = p.topic_id
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LEFT JOIN categories c ON c.id = t.category_id
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LEFT JOIN categories pc ON pc.id = c.parent_category_id
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WHERE e.model_id = #{vdef.id.to_i} AND e.strategy_id = #{vdef.strategy_id.to_i}
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AND p.deleted_at IS NULL AND p.post_type = 1
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AND t.deleted_at IS NULL AND t.archetype = 'regular'
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@ -480,12 +520,16 @@ module DepiedencapAiCitations
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ActiveRecord::Base.connection.execute(sql).to_a.map do |row|
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raw = row["raw"].to_s.gsub(/\s+/, " ").strip[0, 300]
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parent = row["parent_cat_name"].to_s.presence
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cat = row["cat_name"].to_s.presence
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{
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post_id: row["post_id"].to_i,
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topic_id: row["topic_id"].to_i,
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post_number: row["post_number"].to_i,
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slug: row["slug"],
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title: row["title"],
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category_id: row["category_id"].to_i,
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cat_label: [parent, cat].compact.join(" → "),
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dist: row["dist"].to_f,
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raw_excerpt: raw,
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ce_text: "#{row["title"]}. #{raw}",
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@ -194,7 +194,7 @@ module DepiedencapAiCitations
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cta_sources(sources).each do |s|
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lines << "- [#{s[:title]}](#{canonical(s[:url])}) : #{cta_invitation(s)}"
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end
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cat = suggested_category(question)
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cat = suggested_category(question, sources)
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lines << "- [#{cat[:label]}](#{cat[:path]}) : #{cat[:cta]}" if cat
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lines.join("\n")
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end
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@ -285,33 +285,54 @@ module DepiedencapAiCitations
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end
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end
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def self.suggested_category(question)
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# Catégorie suggérée, par priorité :
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# 1) intention de la question (mots-clés — ex. « entretien » → sous-cat
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# dédiée, même si les sources citées vivent ailleurs) ;
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# 2) catégorie dominante des sources citées (la géographie du forum décide
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# quand la question n'a pas de mot-clé connu — ex. whisky → Comptoir) ;
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# 3) défaut historique « Le prêt à chausser ».
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def self.suggested_category(question, sources = nil)
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q = question.to_s
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spec =
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if q.match?(/entretien|cirage|patine|glac|tr[ée]pointe/i)
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{
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parent: "Les souliers",
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child: "Entretien, réparation, glaçage et patine",
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if q.match?(/entretien|cirage|patine|glac|tr[ée]pointe/i)
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cat = find_named_category("Les souliers", "Entretien, réparation, glaçage et patine")
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if cat
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return {
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label: "Les souliers → #{cat.name}",
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path: category_href(cat),
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cta: "ouvre un sujet avec photos / produits si ton cas n’y est pas.",
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}
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else
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{
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parent: "Les souliers",
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child: "Le prêt à chausser",
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cta: "si aucun de ces fils ne colle à *ton* cas, ouvre un sujet (usage, contraintes, ce que tu cherches).",
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}
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end
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end
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cat = find_named_category(spec[:parent], spec[:child])
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if (cat = dominant_source_category(sources))
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label =
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cat.parent_category ? "#{cat.parent_category.name} → #{cat.name}" : cat.name
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return {
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label: label,
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path: category_href(cat),
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cta: "les discussions citées vivent dans cette catégorie — ouvre-y ton sujet si aucune ne colle à *ton* cas.",
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}
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end
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cat = find_named_category("Les souliers", "Le prêt à chausser")
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return nil unless cat
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{
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label: "#{spec[:parent]} → #{cat.name}",
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label: "Les souliers → #{cat.name}",
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path: category_href(cat),
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cta: spec[:cta],
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cta: "si aucun de ces fils ne colle à *ton* cas, ouvre un sujet (usage, contraintes, ce que tu cherches).",
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}
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end
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# Catégorie la plus fréquente parmi les sources citées. Nil si les sources
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# n'ont pas de catégorie (canal legacy) ou sont toutes sans catégorie.
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def self.dominant_source_category(sources)
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ids = Array(sources).map { |s| s[:category_id] }.compact
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return nil if ids.empty?
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Category.find_by(id: ids.tally.max_by { |_id, n| n }&.first)
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end
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def self.find_named_category(parent_name, child_name)
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parent = Category.find_by(name: parent_name)
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return nil unless parent
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