Base classes for matcher and library

couchpotato/core/media/_base/library/__init__.py

@@ -0,0 +1,6 @@
+from .main import Library
+
+def autoload():
+    return Library()
+
+config = []

couchpotato/core/media/_base/library/base.py

@@ -0,0 +1,13 @@
+from couchpotato.core.event import addEvent
+from couchpotato.core.plugins.base import Plugin
+
+
+class LibraryBase(Plugin):
+
+    _type = None
+
+    def initType(self):
+        addEvent('library.types', self.getType)
+
+    def getType(self):
+        return self._type

couchpotato/core/media/_base/library/main.py

@@ -0,0 +1,18 @@
+from couchpotato.core.event import addEvent, fireEvent
+from couchpotato.core.media._base.library.base import LibraryBase
+
+
+class Library(LibraryBase):
+    def __init__(self):
+        addEvent('library.title', self.title)
+
+    def title(self, library):
+        return fireEvent(
+            'library.query',
+            library,
+
+            condense = False,
+            include_year = False,
+            include_identifier = False,
+            single = True
+        )

couchpotato/core/media/_base/matcher/__init__.py

@@ -0,0 +1,6 @@
+from .main import Matcher
+
+def autoload():
+    return Matcher()
+
+config = []

couchpotato/core/media/_base/matcher/base.py

@@ -0,0 +1,84 @@
+from couchpotato.core.event import addEvent
+from couchpotato.core.helpers.encoding import simplifyString
+from couchpotato.core.logger import CPLog
+from couchpotato.core.plugins.base import Plugin
+
+log = CPLog(__name__)
+
+
+class MatcherBase(Plugin):
+    type = None
+
+    def __init__(self):
+        if self.type:
+            addEvent('%s.matcher.correct' % self.type, self.correct)
+
+    def correct(self, chain, release, media, quality):
+        raise NotImplementedError()
+
+    def flattenInfo(self, info):
+        # Flatten dictionary of matches (chain info)
+        if isinstance(info, dict):
+            return dict([(key, self.flattenInfo(value)) for key, value in info.items()])
+
+        # Flatten matches
+        result = None
+
+        for match in info:
+            if isinstance(match, dict):
+                if result is None:
+                    result = {}
+
+                for key, value in match.items():
+                    if key not in result:
+                        result[key] = []
+
+                    result[key].append(value)
+            else:
+                if result is None:
+                    result = []
+
+                result.append(match)
+
+        return result
+
+    def constructFromRaw(self, match):
+        if not match:
+            return None
+
+        parts = [
+            ''.join([
+                y for y in x[1:] if y
+            ]) for x in match
+        ]
+
+        return ''.join(parts)[:-1].strip()
+
+    def simplifyValue(self, value):
+        if not value:
+            return value
+
+        if isinstance(value, basestring):
+            return simplifyString(value)
+
+        if isinstance(value, list):
+            return [self.simplifyValue(x) for x in value]
+
+        raise ValueError("Unsupported value type")
+
+    def chainMatch(self, chain, group, tags):
+        info = self.flattenInfo(chain.info[group])
+
+        found_tags = []
+        for tag, accepted in tags.items():
+            values = [self.simplifyValue(x) for x in info.get(tag, [None])]
+
+            if any([val in accepted for val in values]):
+                found_tags.append(tag)
+
+        log.debug('tags found: %s, required: %s' % (found_tags, tags.keys()))
+
+        if set(tags.keys()) == set(found_tags):
+            return True
+
+        return all([key in found_tags for key, value in tags.items()])

couchpotato/core/media/_base/matcher/main.py

@@ -0,0 +1,89 @@
+from couchpotato.core.event import addEvent, fireEvent
+from couchpotato.core.helpers.variable import possibleTitles
+from couchpotato.core.logger import CPLog
+from couchpotato.core.media._base.matcher.base import MatcherBase
+from caper import Caper
+
+log = CPLog(__name__)
+
+
+class Matcher(MatcherBase):
+
+    def __init__(self):
+        super(Matcher, self).__init__()
+
+        self.caper = Caper()
+
+        addEvent('matcher.parse', self.parse)
+        addEvent('matcher.match', self.match)
+
+        addEvent('matcher.flatten_info', self.flattenInfo)
+        addEvent('matcher.construct_from_raw', self.constructFromRaw)
+
+        addEvent('matcher.correct_title', self.correctTitle)
+        addEvent('matcher.correct_quality', self.correctQuality)
+
+    def parse(self, name, parser='scene'):
+        return self.caper.parse(name, parser)
+
+    def match(self, release, media, quality):
+        match = fireEvent('matcher.parse', release['name'], single = True)
+
+        if len(match.chains) < 1:
+            log.info2('Wrong: %s, unable to parse release name (no chains)', release['name'])
+            return False
+
+        for chain in match.chains:
+            if fireEvent('%s.matcher.correct' % media['type'], chain, release, media, quality, single = True):
+                return chain
+
+        return False
+
+    def correctTitle(self, chain, media):
+        root_library = media['library']['root_library']
+
+        if 'show_name' not in chain.info or not len(chain.info['show_name']):
+            log.info('Wrong: missing show name in parsed result')
+            return False
+
+        # Get the lower-case parsed show name from the chain
+        chain_words = [x.lower() for x in chain.info['show_name']]
+
+        # Build a list of possible titles of the media we are searching for
+        titles = root_library['info']['titles']
+
+        # Add year suffix titles (will result in ['<name_one>', '<name_one> <suffix_one>', '<name_two>', ...])
+        suffixes = [None, root_library['info']['year']]
+
+        titles = [
+            title + ((' %s' % suffix) if suffix else '')
+            for title in titles
+            for suffix in suffixes
+        ]
+
+        # Check show titles match
+        # TODO check xem names
+        for title in titles:
+            for valid_words in [x.split(' ') for x in possibleTitles(title)]:
+
+                if valid_words == chain_words:
+                    return True
+
+        return False
+
+    def correctQuality(self, chain, quality, quality_map):
+        if quality['identifier'] not in quality_map:
+            log.info2('Wrong: unknown preferred quality %s', quality['identifier'])
+            return False
+
+        if 'video' not in chain.info:
+            log.info2('Wrong: no video tags found')
+            return False
+
+        video_tags = quality_map[quality['identifier']]
+
+        if not self.chainMatch(chain, 'video', video_tags):
+            log.info2('Wrong: %s tags not in chain', video_tags)
+            return False
+
+        return True