Add support for using biber instead of bibtex.

3 files changed, 164 insertions, 2 deletions

diff --git a/src/CHANGES.txt b/src/CHANGES.txt
index 11e79a9..14b29d7 100644
--- a/src/CHANGES.txt
+++ b/src/CHANGES.txt
@@ -29,6 +29,8 @@ RELEASE 2.X.X -
   From Rob Managan:
     - Updated the TeX builder to support LaTeX's multibib package.
     - Updated the TeX builder to support LeTeX's biblatex package.
+    - Added support for using biber instead of bibtex by setting
+      env['BIBTEX'] = 'biber'
 
   From Arve Knudsen:
     - Test for FORTRANPPFILESUFFIXES (#2129).
diff --git a/src/engine/SCons/Tool/tex.py b/src/engine/SCons/Tool/tex.py
index 83de5bb..ce0a51f 100644
--- a/src/engine/SCons/Tool/tex.py
+++ b/src/engine/SCons/Tool/tex.py
@@ -55,7 +55,7 @@ must_rerun_latex = True
 check_suffixes = ['.toc', '.lof', '.lot', '.out', '.nav', '.snm']
 
 # these are files that require bibtex or makeindex to be run when they change
-all_suffixes = check_suffixes + ['.bbl', '.idx', '.nlo', '.glo', '.acn']
+all_suffixes = check_suffixes + ['.bbl', '.idx', '.nlo', '.glo', '.acn', '.bcf']
 
 #
 # regular expressions used to search for Latex features
@@ -64,6 +64,10 @@ all_suffixes = check_suffixes + ['.bbl', '.idx', '.nlo', '.glo', '.acn']
 # search for all .aux files opened by latex (recorded in the .fls file)
 openout_aux_re = re.compile(r"OUTPUT *(.*\.aux)")
 
+# search for all .bcf files opened by latex (recorded in the .fls file)
+# for use by biber
+openout_bcf_re = re.compile(r"OUTPUT *(.*\.bcf)")
+
 #printindex_re = re.compile(r"^[^%]*\\printindex", re.MULTILINE)
 #printnomenclature_re = re.compile(r"^[^%]*\\printnomenclature", re.MULTILINE)
 #printglossary_re = re.compile(r"^[^%]*\\printglossary", re.MULTILINE)
@@ -296,8 +300,19 @@ def InternalLaTeXAuxAction(XXXLaTeXAction, target = None, source= None, env=None
                 dups[x] = 1
             auxfiles = list(dups.keys())
 
+        bcffiles = []
+        if os.path.isfile(flsfilename):
+            flsContent = open(flsfilename, "rb").read()
+            bcffiles = openout_bcf_re.findall(flsContent)
+            # remove duplicates
+            dups = {}
+            for x in bcffiles:
+                dups[x] = 1
+            bcffiles = list(dups.keys())
+
         if Verbose:
             print "auxfiles ",auxfiles
+            print "bcffiles ",bcffiles
 
         # Now decide if bibtex will need to be run.
         # The information that bibtex reads from the .aux file is
@@ -320,6 +335,27 @@ def InternalLaTeXAuxAction(XXXLaTeXAction, target = None, source= None, env=None
                             check_file_error_message(env['BIBTEX'], 'blg')
                         must_rerun_latex = True
 
+        # Now decide if biber will need to be run.
+        # The information that bibtex reads from the .bcf file is
+        # pass-independent. If we find (below) that the .bbl file is unchanged,
+        # then the last latex saw a correct bibliography.
+        # Therefore only do this once
+        # Go through all .bcf files and remember the files already done.
+        for bcffilename in bcffiles:
+            if bcffilename not in already_bibtexed:
+                already_bibtexed.append(bcffilename)
+                target_bcf = os.path.join(targetdir, bcffilename)
+                if os.path.isfile(target_bcf):
+                    content = open(target_bcf, "rb").read()
+                    if content.find("bibdata") != -1:
+                        if Verbose:
+                            print "Need to run bibtex on ",bcffilename
+                        bibfile = env.fs.File(SCons.Util.splitext(target_bcf)[0])
+                        result = BibTeXAction(bibfile, bibfile, env)
+                        if result != 0:
+                            check_file_error_message(env['BIBTEX'], 'blg')
+                        must_rerun_latex = True
+
         # Now decide if latex will need to be run again due to index.
         if check_MD5(suffix_nodes['.idx'],'.idx') or (count == 1 and run_makeindex):
             # We must run makeindex
@@ -648,7 +684,7 @@ def tex_emitter_core(target, source, env, graphics_extensions):
                   ['.bbl', '.blg','bibliography'],
                   ['.bbl', '.blg','bibunit'],
                   ['.bbl', '.blg','multibib'],
-                  ['.bbl', '.blg','addbibresource'],
+                  ['.bbl', '.blg','.bcf','addbibresource'],
                   ['.toc','contents'],
                   ['.lof','figures'],
                   ['.lot','tables'],
diff --git a/test/TEX/biber_biblatex.py b/test/TEX/biber_biblatex.py
new file mode 100755
index 0000000..94b0a6a
--- /dev/null
+++ b/test/TEX/biber_biblatex.py
@@ -0,0 +1,124 @@
+#!/usr/bin/env python
+#
+# __COPYRIGHT__
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
+
+"""
+Test creation of a Tex document that uses the multibib oackage
+
+Test courtesy Rob Managan.
+"""
+
+import TestSCons
+import os
+
+test = TestSCons.TestSCons()
+
+latex = test.where_is('pdflatex')
+if not latex:
+    test.skip_test("Could not find 'pdflatex'; skipping test.\n")
+
+biber = test.where_is('biber')
+if not latex:
+    test.skip_test("Could not find 'biber'; skipping test.\n")
+
+gloss = os.system('kpsewhich biblatex.sty')
+if not gloss==0:
+    test.skip_test("biblatex.sty not installed; skipping test(s).\n")
+
+
+test.write(['SConstruct'], """\
+#!/usr/bin/env python
+
+import os
+env = Environment(ENV=os.environ)
+env['BIBTEX'] = 'biber'
+main_output = env.PDF('bibertest.tex')
+""")
+
+
+sources_bib_content = r"""
+@book{mybook,
+  title={Title},
+  author={Author, A},
+  year={%s},
+  publisher={Publisher},
+}
+"""
+test.write(['ref.bib'],sources_bib_content % '2013' )
+
+test.write(['bibertest.tex'],r"""
+\documentclass{article}
+
+\usepackage[backend=biber]{biblatex}
+\addbibresource{ref.bib}
+
+\begin{document}
+
+Hello. This is boring.
+\cite{mybook}
+And even more boring.
+
+\printbibliography
+\end{document}
+""")
+
+
+test.run()
+
+
+# All (?) the files we expect will get created in the docs directory
+files = [
+    'bibertest.aux',
+    'bibertest.bbl',
+    'bibertest.bcf',
+    'bibertest.blg',
+    'bibertest.fls',
+    'bibertest.log',
+    'bibertest.pdf',
+    'bibertest.run.xml',
+]
+
+
+for f in files:
+    test.must_exist([ f])
+
+pdf_output_1 = test.read('bibertest.pdf')
+
+
+
+test.write(['ref.bib'],sources_bib_content % '1982')
+
+test.run()
+
+pdf_output_2 = test.read('bibertest.pdf')
+
+pdf_output_1 = test.normalize_pdf(pdf_output_1)
+pdf_output_2 = test.normalize_pdf(pdf_output_2)
+
+# If the PDF file is the same as it was previously, then it didn't
+# pick up the change from 1981 to 1982, so fail.
+test.fail_test(pdf_output_1 == pdf_output_2)
+
+test.pass_test()