add quest rank to db

db/_pathfix.py

@@ -0,0 +1,11 @@
+"""
+Hack to get scripts to run from source checkout without having to set
+PYTHONPATH.
+"""
+
+import sys
+from os.path import dirname, join, abspath
+
+db_path = dirname(__file__)
+project_path = abspath(join(db_path, ".."))
+sys.path.insert(0, project_path)

db/schema-update.sql

@@ -0,0 +1 @@
+ALTER TABLE quests ADD COLUMN rank text;

db/set_quest_ranks.py

@@ -0,0 +1,111 @@
+#!/usr/bin/env python
+
+import os.path
+import codecs
+
+import _pathfix
+
+from mhapi.db import MHDB, Quest
+
+
+RANK_NUM = dict(LR=0, HR=1, G=2)
+RANK_NAME = ["LR", "HR", "G"]
+
+
+def get_utf8_writer(writer):
+    return codecs.getwriter("utf8")(writer)
+
+
+def set_quest_ranks(db):
+    quests = db.get_quests()
+    for quest in quests:
+        if not quest["name"]:
+            assert quest["hub"] == "Event"
+            print "WARN: skipping non localized event quest: %d" % quest["_id"]
+            continue
+        set_quest_rank(db, quest)
+
+
+def set_quest_rank(db, quest_row):
+    quest_id = quest_row["_id"]
+    hub = quest_row["hub"]
+    stars = quest_row["stars"]
+    rank_stars_guess = guess_rank(hub, stars)
+    if isinstance(rank_stars_guess, tuple):
+        rewards = db.get_quest_rewards(quest_id)
+        rank = guess_quest_rank_from_rewards(db, rewards)
+        if rank is None:
+            print "WARN: quest '%s' has no flesh rewards, assuming lower rank"\
+                % (quest_row["name"].encode("utf8"),)
+            rank = rank_stars_guess[0]
+        elif rank not in rank_stars_guess:
+            print "ERROR: quest '%s' reward guess '%s' not in stars guess '%s'"\
+             % (quest_row["name"], rank, rank_stars_guess)
+    else:
+        rank = rank_stars_guess
+
+    assert rank in "LR HR G".split()
+
+    quest = Quest(quest_row)
+    quest.rank = rank
+    print quest.one_line_u()
+    cur = db.cursor()
+    cur.execute("UPDATE quests SET rank=? WHERE _id=?", (rank, quest_id))
+
+
+def guess_rank(hub, stars):
+    if hub == "Caravan":
+        # 6 * is actually a mix of LR and HR,
+        # and 10 * is mix of HR and G
+        if stars < 6:
+            return "LR"
+        elif stars == 6:
+            return ("LR", "HR")
+        elif stars == 10:
+            return ("HR", "G")
+        return "HR"
+    if hub in ("Guild", "Event"):
+        if stars < 4:
+            return "LR"
+        elif stars < 8:
+            return "HR"
+        return "G"
+    else:
+        raise ValueError("Unknown hub '%s'" % hub)
+
+
+def guess_quest_rank_from_rewards(db, rewards_rows):
+    max_min_rank = RANK_NUM["LR"]
+    has_flesh_rewards = False
+    for reward in rewards_rows:
+        # for each flesh quest reward, see if it's only available from
+        # HR or G monsters
+        item = db.get_item(reward["item_id"])
+        if item["type"] not in ("Flesh", "Sac/Fluid"):
+            continue
+        has_flesh_rewards = True
+        monsters = db.get_item_monsters(reward["item_id"])
+        min_rank = 3
+        for m in monsters:
+            rank = m["rank"]
+            if RANK_NUM[rank] < min_rank:
+                min_rank = RANK_NUM[rank]
+        if min_rank > max_min_rank and min_rank != 3:
+            max_min_rank = min_rank
+    if not has_flesh_rewards:
+        # Can't make useful guess from the rewards
+        return None
+    return RANK_NAME[max_min_rank]
+
+
+if __name__ == '__main__':
+    from _pathfix import db_path
+    db_file = os.path.join(db_path, "mh4u.db")
+    db = MHDB(db_file)
+
+    import sys
+    sys.stdout = get_utf8_writer(sys.stdout)
+    sys.stderr = get_utf8_writer(sys.stderr)
+    set_quest_ranks(db)
+    db.commit()
+    db.close()

mhapi/db.py

@@ -6,16 +6,19 @@ import string
 
 import sqlite3
 
-
 class Quest(object):
     def __init__(self, quest_row, quest_rewards=None):
         self._row = quest_row
         self.rewards = quest_rewards
 
-        self._template = string.Template(
+        self._full_template = string.Template(
+           "$name ($hub $stars* $rank)"
+           "\n Goal: $goal"
+           "\n Sub : $sub_goal"
+        )
+
+        self._one_line_template = string.Template(
            "$name ($hub $stars* $rank)"
-         + "\n Goal: $goal"
-         + "\n Sub : $sub_goal"
         )
 
         self.id = quest_row["_id"]
@@ -24,25 +27,16 @@ class Quest(object):
         self.hub = quest_row["hub"]
         self.goal = quest_row["goal"]
         self.sub_goal = quest_row["sub_goal"]
-        self.rank = get_rank(self.hub, self.stars)
+        self.rank = quest_row["rank"]
+
+    def one_line_u(self):
+        return self._one_line_template.substitute(self.__dict__)
+
+    def full_u(self):
+        return self._full_template.substitute(self.__dict__)
 
     def __unicode__(self):
-        return self._template.substitute(self.__dict__)
-
-
-def get_rank(hub, stars):
-    if hub == "Caravan":
-        if stars < 6:
-            return "LR"
-        elif stars < 10:
-            return "HR"
-        return "G"
-    if hub == "Guild":
-        if stars < 4:
-            return "LR"
-        elif stars < 8:
-            return "HR"
-        return "G"
+        return self.full_u()
 
 
 class MHDB(object):
@@ -66,6 +60,15 @@ class MHDB(object):
             self.cache[key][args] = v
         return v
 
+    def cursor(self):
+        return self.conn.cursor()
+
+    def commit(self):
+        return self.conn.commit()
+
+    def close(self):
+        return self.conn.close()
+
     def get_item_names(self):
         v = self._get_memoized("item_names", """
             SELECT _id, name FROM items
@@ -129,6 +132,12 @@ class MHDB(object):
         """, quest_id)
         return v[0] if v else None
 
+    def get_quests(self):
+        v = self._get_memoized("quests", """
+            SELECT * FROM quests
+        """)
+        return v
+
     def get_quest_rewards(self, quest_id):
         v = self._get_memoized("quest_rewards", """
             SELECT * FROM quest_rewards