Merge pull request 'dev0.21' (#2) from dev0.21 into master

Reviewed-on: #2

README.md

@@ -15,6 +15,10 @@ Create an _citation.ini_ in its _configs_-folder:
 ```
 [Bibtex]
 file = Literature.bib
+
+[default]
+priority = url
+link = /for-example/link-to-your/biblioprahy
 ```
 
 And put a _Literature.bib_ BibTex-file into the project's _assets_-folder respectively.
@@ -94,5 +98,11 @@ Both methods create a complete hyperlink inside your text for the entry with _id
 or
 	
 	(AuthorI & AuthorII, 2019)
-	
+
+#### link parameter
+Which url is used for your citation's link depends on what you set in the _citation.ini_ file. 
+* If you set _priority_ in the _default_ section to __url__ the link is set to the value of the _url_ field of the entry.
+* If there's no value in it the default-link you may set with _link_ in the same section is used.
+* If you set the _link_ parameter of the function it overwrites the former options.
+
 Thanks to the **lektor-jinja-content** plugin which is a dependency of this plugin you might also use the globals inside your markdown or html contents, too.

lektor_citation.py

@@ -15,6 +15,8 @@ class CitationPlugin(Plugin):
 
         config = self.get_config()
         self.bibfile = config.get('Bibtex.file', []).strip()
+        self.default_prio = config.get('default.priority', []).strip()
+        self.default_link = config.get('default.link', []).strip()
 
         self.bib_data = parse_file(os.path.join(env.root_path, 'assets', self.bibfile))
 
@@ -46,7 +48,7 @@ class CitationPlugin(Plugin):
             if len(lAuthor) > 1:
                 
                 if n == (len(lAuthor) - 1):
-                    authors += " \& "
+                    authors += " & "
                 elif n < (len(lAuthor) -1):
                     authors += ", "
 
@@ -77,7 +79,7 @@ class CitationPlugin(Plugin):
             if len(lAuthor) > 1:
                 
                 if n == (len(lAuthor) - 1):
-                    authors += " \& "
+                    authors += " & "
                 elif n < (len(lAuthor) -1):
                     authors += ", "
 
@@ -223,24 +225,35 @@ class CitationPlugin(Plugin):
 """.format(eid = id, link = link, authors = authors, pubYear = year, title = title, edition = edition, publisher = publisher, editors = editors, pages = pages, issbn = issbn, note = note)
         return output
 
-    def citation_full_cite(self,id,link=""):
+    def citation_base_cite(self,id,link="",output=""):
         e = self.citation_entry(id)
+
+        if len(link) > 1:
+            link = link
+        elif self.default_prio == "url":
+            link = self.get_url(e)
+            if len(link) < 2:
+                link = self.default_link
+        else:
+            link = self.default_link
+
         authors = self.get_authors_short(e)
         year = self.get_pubYear(e)
-        output = """<a href=\"{link}#{id}\" class=\"litref\">({authors}, {pubYear})</a>""".format(link = link, id = id, authors = authors, pubYear = year)
+        output = output.format(link = link, id = id, authors = authors, pubYear = year)
+        return output
+
+    def citation_full_cite(self,id,link=""):
+        output = self.citation_base_cite(id,link="",output="""<a href=\"{link}#{id}\" class=\"litref\">({authors}, {pubYear})</a>""")
         return output
 
     def citation_full_citeNP(self,id,link=""):
-        e = self.citation_entry(id)
-        authors = self.get_authors_short(e)
-        year = self.get_pubYear(e)
-        output = """<a href=\"{link}#{id}\" class=\"litref\">{authors} ({pubYear})</a>""".format(link = link, id = id, authors = authors, pubYear = year)
+        output = self.citation_base_cite(id,link="",output="""<a href=\"{link}#{id}\" class=\"litref\">{authors} ({pubYear})</a>""")
         return output
 
     def on_setup_env(self, **extra):
         def decode_filter(value):
             """ Make sure that special chars like german umlaute or accents are displayed in unicode """
-            return LatexNodes2Text().latex_to_text(value)
+            return LatexNodes2Text().latex_to_text(value.replace(" & ", " \& "))
      
         self.env.jinja_env.globals['citation_entries'] = self.citation_entries
         self.env.jinja_env.globals['citation_entry'] = self.citation_entry