Merge pull request #5 from jamilatta/urllegendarium

Adicionado URL Legendarium para formar as URL do OPAC

legendarium/urlegendarium.py

@@ -0,0 +1,153 @@
+# coding: utf-8
+
+import re
+
+class URLegendarium(object):
+
+    def __init__(self, acron='', year_pub='', volume='', number='',
+                 fpage='', lpage='', article_id=''):
+
+        self.acron = acron
+        self.year_pub = str(year_pub)
+        self.volume = volume
+        self.number = number
+        self.fpage = fpage
+        self.lpage = lpage
+        self.article_id = article_id
+
+    def __unicode__(self):
+        return self.url_article
+
+    def __str__(self):
+        return self.url_article
+
+    def __repr__(self):
+        return self.url_article
+
+    def _get_numbers(self, text):
+        """
+        Get just numbers in a text.
+        """
+        if text:
+            return re.sub("[^0-9]", "", text)
+        else:
+            return ''
+
+    def _clean_year_pub(self):
+        """
+        Clean the year removing all caracter and keep just 4/1 numbers.
+        """
+        if self.year_pub:
+            year = self._get_numbers(self.year_pub)
+            if len(year) == 4:
+                return '{0}'.format(year[:4])
+            else:
+                raise ValueError(u'Probably not a valid year')
+        else:
+            return u''
+
+    def _clean_volume(self):
+        """
+        Clean the volume removing all caracter and keep just numbers.
+        """
+        return self._get_numbers(self.volume)
+
+    def _clean_number(self):
+        """
+        Clean the number stripped the beginning and the end of the string.
+        """
+        if self.number:
+            return self.number.strip()
+        else:
+            return ''
+
+    def _clean_acron(self):
+        """
+        Clean the title stripped the beginning and the end of the string.
+        """
+        return self.acron.strip()
+
+    def get_journal_seg(self):
+        """
+        Method to build the journal URL.
+        """
+        if self.acron:
+            title = self._clean_acron()
+        else:
+            raise ValueError(u'The journal is mandatory to mount the URL')
+
+        return u'{0}'.format(title)
+
+    def get_issue_seg(self):
+        """
+        Method to build the issue.
+        """
+        year = self._clean_year_pub()
+        volume = self._clean_volume()
+        number = self._clean_number()
+
+        if number:
+            number = u'n{0}'.format(number)
+
+        if volume:
+            volume = u'v{0}'.format(volume)
+
+        if year:
+            year = u'{0}'.format(year)
+
+        if year or volume or number:
+            return u'{0}.{1}{2}'.format(year, volume, number)
+        else:
+           raise ValueError(u'Year or Volume or Year must exists to form URL Issue Segment')
+
+    def get_article_seg(self):
+        """
+        Method to build the article.
+        """
+        article = u''
+
+        if self.article_id:
+            article = self.article_id
+        elif self.fpage and self.lpage:
+            article = u'{0}-{1}'.format(self.fpage, self.lpage)
+        elif self.fpage:
+            article = self.fpage
+        elif self.lpage:
+            article = self.lpage
+        else:
+            return article
+
+        return u'{0}'.format(article)
+
+    @property
+    def url_journal(self):
+        """
+        Print the url follow the basic definition:
+
+            REVISTA/
+        """
+        args = [self.url_journal_seg()]
+
+        return u'{0}/'.format(*args)
+
+    @property
+    def url_issue(self):
+        """
+        Print the url follow the basic definition:
+
+            REVISTA/nVOLUMEvNUMBER
+        """
+        args = [self.url_journal_seg(), self.url_issue_seg()]
+
+        return u'{0}/{1}'.format(*args)
+
+    @property
+    def url_article(self):
+        """
+        Print the url follow the basic definition:
+
+            REVISTA/nVOLUMEvNUMBER/e1928639
+        """
+        args = [self.url_journal_seg(), self.url_issue_seg(), self.url_article_seg()]
+
+        return u'{0}/{1}/{2}'.format(*args)

setup.py

@@ -19,7 +19,7 @@
 
 setup(
     name='legendarium',
-    version='0.1.2',
+    version='0.1.3',
     description="Python library to handle SciELO`s bibliographic legend",
     long_description=readme + '\n\n' + history,
     author="Jamil Atta Junior",