/*
* List of expressions in GDL 1. guide definition pre-conditions 2.
* archetype binding predicates 3. rule when statements 4. rule then
* statements
*/
private void bindExpressions(Guide guide) throws Exception {
List<String> preConditions = guide.getDefinition().getPreConditions();
guide.getDefinition().setPreConditionExpressions(parseExpressions(preConditions));
GuideDefinition definition = guide.getDefinition();
if (definition.getArchetypeBindings() != null) {
Collection<ArchetypeBinding> bindings = definition.getArchetypeBindings();
for (ArchetypeBinding binding : bindings) {
binding.setPredicateStatements(parseExpressions(binding.getPredicates()));
}
if (definition.getRules() != null) {
Collection<Rule> rules = definition.getRules().values();
for (Rule rule : rules) {
rule.setWhenStatements(parseExpressions(rule.getWhen()));
rule.setThenStatements(toAssignments(parseExpressions(rule.getThen())));
}
}
}
}
/** Guide parsing */
public static Guide parseGuide(String json) throws JSONException {
JSONObject jGuide = new JSONObject(json);
JSONArray jSteps = jGuide.getJSONArray("steps");
JSONArray jTools = jGuide.getJSONArray("tools");
JSONArray jParts = jGuide.getJSONArray("parts");
JSONObject jAuthor = jGuide.getJSONObject("author");
Guide guide = new Guide(jGuide.getInt("guideid"));
guide.setTitle(jGuide.getString("title"));
guide.setTopic(jGuide.getString("category"));
guide.setSubject(jGuide.getString("subject"));
guide.setAuthor(jAuthor.getString("username"));
guide.setTimeRequired(jGuide.getString("time_required"));
guide.setDifficulty(jGuide.getString("difficulty"));
guide.setIntroductionRaw(jGuide.getString("introduction_raw"));
guide.setIntroductionRendered(jGuide.getString("introduction_rendered"));
guide.setIntroImage(parseImage(jGuide, "image"));
guide.setSummary(jGuide.isNull("summary") ? "" : jGuide.getString("summary"));
guide.setRevisionid(jGuide.getInt("revisionid"));
guide.setPublic(jGuide.getBoolean("public"));
guide.setType(jGuide.getString("type"));
guide.setPatrolThreshold(jGuide.getInt("patrol_threshold"));
if (jGuide.has("can_edit")) {
guide.setCanEdit(jGuide.getBoolean("can_edit"));
}
for (int i = 0; i < jSteps.length(); i++) {
guide.addStep(parseStep(jSteps.getJSONObject(i), i + 1));
}
for (int i = 0; i < jTools.length(); i++) {
guide.addTool(parseTool(jTools.getJSONObject(i)));
}
for (int i = 0; i < jParts.length(); i++) {
guide.addPart(parsePart(jParts.getJSONObject(i)));
}
return guide;
}