Adds command to add multiple reference at once.

Also fixes a few bugs.

papers/commands/__init__.py

@@ -1,5 +1,6 @@
 import add_cmd
+import add_library_cmd
 import init_cmd
 import list_cmd
 import open_cmd
-import websearch_cmd
+import websearch_cmd

papers/commands/add_cmd.py

@@ -1,12 +1,3 @@
-import os
-try:
-    import ConfigParser as configparser
-except ImportError:
-    import configparser
-
-from .. import color
-from .. import files
-from .. import pretty
 from .. import repo
 
 
@@ -22,4 +13,4 @@ def command(config, pdffile, bibfile):
     :param bibtex       bibtex file (in .bib, .bibml or .yaml format.
     """
     rp = repo.Repository()
-    rp.add_paper(pdffile, bibfile)
+    rp.add_paper_from_paths(pdffile, bibfile)

papers/commands/add_library_cmd.py

@@ -0,0 +1,15 @@
+from .. import repo
+
+
+def parser(subparsers, config):
+    parser = subparsers.add_parser('add_library',
+            help='add a set of papers to the repository')
+    parser.add_argument('bibfile', help='bibtex, bibtexml or bibyaml file')
+    return parser
+
+def command(config, bibfile):
+    """
+    :param bibtex       bibtex file (in .bib, .bibml or .yaml format.
+    """
+    rp = repo.Repository()
+    rp.add_papers(bibfile)

papers/commands/list_cmd.py

@@ -16,7 +16,7 @@ def command(config):
     for n in sorted(rp.numbers.keys()):
         paper = rp.paper_from_number(n, fatal = True)
         bibdesc = pretty.bib_oneliner(paper.bib_data)
-        articles.append('{:3d} {}{}{}{}   {}'.format(int(paper.number), color.purple, paper.citekey, color.end, (8-len(paper.citekey))*' ', bibdesc))
+        articles.append(u'{:3d} {}{}{}{}   {}'.format(int(paper.number), color.purple, paper.citekey, color.end, (8-len(paper.citekey))*' ', bibdesc))
 
     with tempfile.NamedTemporaryFile(suffix=".tmp", delete=True) as tmpf:
         tmpf.write('\n'.join(articles))

papers/paper.py

@@ -4,6 +4,11 @@ import files
 import color
 import pretty
 
+
+class NoDocumentFile(Exception):
+    pass
+
+
 class Paper(object):
     """Paper class. The object is responsible for the integrity of its own data,
     and for loading and writing it to disc.
@@ -20,7 +25,7 @@ class Paper(object):
     @classmethod
     def from_bibpdffiles(cls, pdfpath, bibpath):
         bib_data = cls.import_bibdata(bibpath)
-        name, meta = cls.create_meta(pdfpath, bib_data)
+        name, meta = cls.create_meta(bib_data, pdfpath=pdfpath)
         p = Paper(name, bib_data = bib_data, metadata = meta)
         
         return p            
@@ -32,6 +37,20 @@ class Paper(object):
         self.metadata = metadata
         self.citekey  = citekey
         self.number   = number
+
+    def has_file(self):
+        """Whether there exist a document file for this entry.
+        """
+        return self.metadata['path'] is not None
+
+    def get_file_path(self):
+        if self.has_file():
+            return self.metadata['path']
+        else:
+            raise NoDocumentFile
+
+    def check_file(self):
+        return files.check_file(self.get_file_path())
                 
     def save_to_disc(self):
         files.save_bibdata(self.bib_data, self.name)
@@ -50,12 +69,19 @@ class Paper(object):
         return bib_data
 
     @classmethod
-    def create_meta(cls, pdfpath, bib_data):
+    def create_meta(cls, bib_data, pdfpath=None):
     
-        fullpdfpath = os.path.abspath(pdfpath)
-        files.check_file(fullpdfpath)
-    
-        name, ext = files.name_from_path(pdfpath)
+        if pdfpath is None:
+            name = bib_data.entries.keys()[0]
+            # TODO this introduces a bug and a security issue since the name
+            # is used to generate a file name that is written. It should be
+            # escaped here. (22/10/2012)
+            fullpdfpath, ext = None, None
+        else:
+            fullpdfpath = os.path.abspath(pdfpath)
+            files.check_file(fullpdfpath)
+        
+            name, ext = files.name_from_path(pdfpath)
     
         meta = {}
     

papers/papers

@@ -3,12 +3,12 @@
 import argparse
 import collections
 
-import papers
 from papers import commands
 
 cmds = collections.OrderedDict([
         ('init', commands.init_cmd),
         ('add' , commands.add_cmd),
+        ('add_library', commands.add_library_cmd),
         ('list', commands.list_cmd),
         ('open', commands.open_cmd),
         ('websearch', commands.websearch_cmd)
@@ -27,4 +27,4 @@ args.config = config
 cmd = args.command
 del args.command
 
-cmds[cmd].command(**vars(args))
+cmds[cmd].command(**vars(args))

papers/pretty.py

@@ -3,26 +3,30 @@
 import color
 
 def person_repr(p):
-    return ' '.join(s for s in [' '.join(p.first(abbr = True)),
-                                ' '.join(p.middle(abbr = True)),
-                                ' '.join(p.prelast(abbr = False)),
-                                ' '.join(p.last(abbr = False)),
-                                ' '.join(p.lineage(abbr = True))] if s)
+    return u' '.join(s for s in [u' '.join(p.first(abbr = True)),
+                                 u' '.join(p.middle(abbr = True)),
+                                 u' '.join(p.prelast(abbr = False)),
+                                 u' '.join(p.last(abbr = False)),
+                                 u' '.join(p.lineage(abbr = True))] if s)
 
 def bib_oneliner(bib_data):
     article = bib_data.entries[list(bib_data.entries.keys())[0]]
     authors = ', '.join(person_repr(p) for p in article.persons['author'])
     title = article.fields['title']
-    year = article.fields['year']
-    journal = article.fields['journal']
-    return '{}{}{} \"{}{}{}\" {}{}{} {}({}{}{}){}'.format(
+    year = article.fields.get('year', '')
+    journal = ''
+    field = 'journal'
+    if article.type == 'inproceedings':
+        field = 'booktitle'
+    journal = article.fields.get(field, '')
+    return u'{}{}{} \"{}{}{}\" {}{}{} {}({}{}{}){}'.format(
             color.green, authors, color.grey, color.bcyan, title, color.grey,
             color.yellow, journal, color.end, color.grey, color.end, year,
             color.grey, color.end)
 
 def bib_desc(bib_data):
     article = bib_data.entries[list(bib_data.entries.keys())[0]]
-    s  = '\n'.join('author: {}'.format(person_repr(p)) for p in article.persons['author'])
-    s += '\n'
-    s += '\n'.join('{}: {}'.format(k, v) for k, v in article.fields.items())
+    s  = u'\n'.join(u'author: {}'.format(person_repr(p)) for p in article.persons['author'])
+    s += u'\n'
+    s += u'\n'.join(u'{}: {}'.format(k, v) for k, v in article.fields.items())
     return s

papers/repo.py

@@ -1,5 +1,6 @@
 import files
 import color
+
 from paper import Paper
 
 alphabet = 'abcdefghijklmopqrstuvwxyz'
@@ -57,10 +58,12 @@ class Repository(object):
 
     # creating new papers
     
-    def add_paper(self, pdfpath, bibpath):
+    def add_paper_from_paths(self, pdfpath, bibpath):
         
         p = Paper.from_bibpdffiles(pdfpath, bibpath)        
+        self.add_paper(p)
 
+    def add_paper(self, p):
         # updating papersconfig
         p.citekey = self.create_citekey(p.bib_data)
         p.number  = self.create_number()
@@ -74,18 +77,40 @@ class Repository(object):
         # writing all to disk
         files.save_papers(self.papers_config)
         p.save_to_disc()
-
+        print "Added: %s" % p.citekey
         return p
 
+    def add_papers(self, bibpath):
+        bib_data = Paper.import_bibdata(bibpath)
+        for k in bib_data.entries:
+            sub_bib = type(bib_data)(preamble=bib_data._preamble)
+            sub_bib.add_entry(k, bib_data.entries[k])
+            name, meta = Paper.create_meta(sub_bib, pdfpath=None)
+            p = Paper(name, bib_data = sub_bib, metadata = meta)
+            self.add_paper(p)
+        
     def create_citekey(self, bib_data, allowed = tuple()):
-        """Create a cite key unique to a given bib_data"""
+        """Create a cite key unique to a given bib_data.
+        
+        Raises:
+            KeyError if no author is defined.
+        """
         article = bib_data.entries[list(bib_data.entries.keys())[0]]
-        first_author = article.persons['author'][0]
-        year = article.fields['year']
+        author_key = 'author'
+        if not 'author' in article.persons:
+            author_key = 'editor'
+        try:
+            first_author = article.persons[author_key][0]
+        except KeyError:
+            raise(ValueError,
+                    'No author or editor defined: cannot generate a citekey.')
+        try:
+            year = article.fields['year']
+        except KeyError:
+            year = ''
         prefix = '{}{}'.format(first_author.last()[0][:6], year)
 
         letter = 0
-        citekey = None
 
         citekey = prefix
         while citekey in self.citekeys and citekey not in allowed: