Fixes

[wolnelektury.git] / src / search / index.py

diff --git a/src/search/index.py b/src/search/index.py
index 06d2c4a..22c9a02 100644 (file)
--- a/src/search/index.py
+++ b/src/search/index.py
@@ -9,6 +9,9 @@ import os
 import re
 from django.conf import settings
 from librarian import dcparser
 import re
 from django.conf import settings
 from librarian import dcparser

+import librarian.meta.types.date
+import librarian.meta.types.person
+import librarian.meta.types.text

 from librarian.parser import WLDocument
 from lxml import etree
 import scorched
 from librarian.parser import WLDocument
 from lxml import etree
 import scorched


@@ -95,7 +98,10 @@ class Snippets(object):
         of the snippet stored there.
         """
         self.file.seek(pos[0], 0)
         of the snippet stored there.
         """
         self.file.seek(pos[0], 0)

-        txt = self.file.read(pos[1]).decode('utf-8')
+        try:
+            txt = self.file.read(pos[1]).decode('utf-8')
+        except:
+            return ''

         return txt
 
     def close(self):
         return txt
 
     def close(self):


@@ -122,6 +128,22 @@ class Index(SolrIndex):
     def __init__(self):
         super(Index, self).__init__(mode='rw')
 
     def __init__(self):
         super(Index, self).__init__(mode='rw')
 

+    def remove_snippets(self, book):
+        book.snippet_set.all().delete()
+
+    def add_snippet(self, book, doc):
+        assert book.id == doc.pop('book_id')
+        # Fragments already exist and can be indexed where they live.
+        if 'fragment_anchor' in doc:
+            return
+
+        text = doc.pop('text')
+        header_index = doc.pop('header_index')
+        book.snippet_set.create(
+            sec=header_index,
+            text=text,
+        )
+

     def delete_query(self, *queries):
         """
         index.delete(queries=...) doesn't work, so let's reimplement it
     def delete_query(self, *queries):
         """
         index.delete(queries=...) doesn't work, so let's reimplement it


@@ -223,30 +245,29 @@ class Index(SolrIndex):
             doc['parent_id'] = int(book.parent.id)
         return doc
 
             doc['parent_id'] = int(book.parent.id)
         return doc
 

-    def remove_book(self, book_or_id, remove_snippets=True):
+    def remove_book(self, book, remove_snippets=True, legacy=True):

         """Removes a book from search index.
         book - Book instance."""
         """Removes a book from search index.
         book - Book instance."""

-        if isinstance(book_or_id, catalogue.models.Book):
-            book_id = book_or_id.id
-        else:
-            book_id = book_or_id
-
-        self.delete_query(self.index.Q(book_id=book_id))
+        if legacy:
+          self.delete_query(self.index.Q(book_id=book.id))

 
 

-        if remove_snippets:
-            snippets = Snippets(book_id)
+          if remove_snippets:
+            snippets = Snippets(book.id)

             snippets.remove()
             snippets.remove()

+        self.remove_snippets(book)

 
 

-    def index_book(self, book, book_info=None, overwrite=True):
+    def index_book(self, book, book_info=None, overwrite=True, legacy=True):

         """
         Indexes the book.
         Creates a lucene document for extracted metadata
         and calls self.index_content() to index the contents of the book.
         """
         """
         Indexes the book.
         Creates a lucene document for extracted metadata
         and calls self.index_content() to index the contents of the book.
         """

+        if not book.xml_file: return
+

         if overwrite:
             # we don't remove snippets, since they might be still needed by
             # threads using not reopened index
         if overwrite:
             # we don't remove snippets, since they might be still needed by
             # threads using not reopened index

-            self.remove_book(book, remove_snippets=False)
+            self.remove_book(book, remove_snippets=False, legacy=legacy)

 
         book_doc = self.create_book_doc(book)
         meta_fields = self.extract_metadata(book, book_info, dc_only=[
 
         book_doc = self.create_book_doc(book)
         meta_fields = self.extract_metadata(book, book_info, dc_only=[


@@ -259,7 +280,8 @@ class Index(SolrIndex):
             book_doc[n] = f
 
         book_doc['uid'] = "book%s" % book_doc['book_id']
             book_doc[n] = f
 
         book_doc['uid'] = "book%s" % book_doc['book_id']

-        self.index.add(book_doc)
+        if legacy:
+            self.index.add(book_doc)

         del book_doc
         book_fields = {
             'title': meta_fields['title'],
         del book_doc
         book_fields = {
             'title': meta_fields['title'],


@@ -271,7 +293,7 @@ class Index(SolrIndex):
             if tag_name in meta_fields:
                 book_fields[tag_name] = meta_fields[tag_name]
 
             if tag_name in meta_fields:
                 book_fields[tag_name] = meta_fields[tag_name]
 

-        self.index_content(book, book_fields=book_fields)
+        self.index_content(book, book_fields=book_fields, legacy=legacy)

 
     master_tags = [
         'opowiadanie',
 
     master_tags = [
         'opowiadanie',


@@ -303,7 +325,7 @@ class Index(SolrIndex):
         fields = {}
 
         if book_info is None:
         fields = {}
 
         if book_info is None:

-            book_info = dcparser.parse(open(book.xml_file.path))
+            book_info = dcparser.parse(open(book.xml_file.path, 'rb'))

 
         fields['slug'] = book.slug
         fields['is_book'] = True
 
         fields['slug'] = book.slug
         fields['is_book'] = True


@@ -315,21 +337,20 @@ class Index(SolrIndex):
             if hasattr(book_info, field.name):
                 if not getattr(book_info, field.name):
                     continue
             if hasattr(book_info, field.name):
                 if not getattr(book_info, field.name):
                     continue

-                # since no type information is available, we use validator
-                type_indicator = field.validator
-                if type_indicator == dcparser.as_unicode:
+                type_indicator = field.value_type
+                if issubclass(type_indicator, librarian.meta.types.text.TextValue):

                     s = getattr(book_info, field.name)
                     if field.multiple:
                         s = ', '.join(s)
                     fields[field.name] = s
                     s = getattr(book_info, field.name)
                     if field.multiple:
                         s = ', '.join(s)
                     fields[field.name] = s

-                elif type_indicator == dcparser.as_person:
+                elif issubclass(type_indicator, librarian.meta.types.person.Person):

                     p = getattr(book_info, field.name)
                     p = getattr(book_info, field.name)

-                    if isinstance(p, dcparser.Person):
+                    if isinstance(p, librarian.meta.types.person.Person):

                         persons = str(p)
                     else:
                         persons = ', '.join(map(str, p))
                     fields[field.name] = persons
                         persons = str(p)
                     else:
                         persons = ', '.join(map(str, p))
                     fields[field.name] = persons

-                elif type_indicator == dcparser.as_date:
+                elif issubclass(type_indicator, librarian.meta.types.date.DateValue):

                     dt = getattr(book_info, field.name)
                     fields[field.name] = dt
 
                     dt = getattr(book_info, field.name)
                     fields[field.name] = dt
 


@@ -363,7 +384,7 @@ class Index(SolrIndex):
             if master.tag in self.master_tags:
                 return master
 
             if master.tag in self.master_tags:
                 return master
 

-    def index_content(self, book, book_fields):
+    def index_content(self, book, book_fields, legacy=True):

         """
         Walks the book XML and extract content from it.
         Adds parts for each header tag and for each fragment.
         """
         Walks the book XML and extract content from it.
         Adds parts for each header tag and for each fragment.


@@ -463,9 +484,10 @@ class Index(SolrIndex):
                     elif end is not None and footnote is not [] and end.tag in self.footnote_tags:
                         handle_text.pop()
                         doc = add_part(snippets, header_index=position, header_type=header.tag,
                     elif end is not None and footnote is not [] and end.tag in self.footnote_tags:
                         handle_text.pop()
                         doc = add_part(snippets, header_index=position, header_type=header.tag,

-                                       text=''.join(footnote),
-                                       is_footnote=True)
-                        self.index.add(doc)
+                                       text=''.join(footnote))
+                        self.add_snippet(book, doc)
+                        if legacy:
+                            self.index.add(doc)

                         footnote = []
 
                     # handle fragments and themes.
                         footnote = []
 
                     # handle fragments and themes.


@@ -499,7 +521,10 @@ class Index(SolrIndex):
                                        fragment_anchor=fid,
                                        text=fix_format(frag['text']),
                                        themes=frag['themes'])
                                        fragment_anchor=fid,
                                        text=fix_format(frag['text']),
                                        themes=frag['themes'])

-                        self.index.add(doc)
+                        # Add searchable fragment
+                        self.add_snippet(book, doc)
+                        if legacy:
+                            self.index.add(doc)

 
                         # Collect content.
 
 
                         # Collect content.
 


@@ -511,7 +536,9 @@ class Index(SolrIndex):
                 doc = add_part(snippets, header_index=position,
                                header_type=header.tag, text=fix_format(content))
 
                 doc = add_part(snippets, header_index=position,
                                header_type=header.tag, text=fix_format(content))
 

-                self.index.add(doc)
+                self.add_snippet(book, doc)
+                if legacy:
+                    self.index.add(doc)

 
         finally:
             snippets.close()
 
         finally:
             snippets.close()