Fix bug #12181

[lyx.git] / lib / configure.py

diff --git a/lib/configure.py b/lib/configure.py
index aad9cca23286e5c2926ad48ece0f2f99c7518429..43073e901d92b04088943b49d047bde989413c16 100644 (file)
--- a/lib/configure.py
+++ b/lib/configure.py
@@ -318,13 +318,45 @@ def checkProg(description, progs, rc_entry=None, path=None, not_found =''):
                         addToRC(rc_entry[idx].replace('%%', ac_prog))
                     return [ac_dir, ac_word]
         # if not successful
-        logger.info(msg + ' no')
+        logger.info(msg + ' not in path')
     # write rc entries for 'not found'
     if len(rc_entry) > 0:  # the last one.
         addToRC(rc_entry[-1].replace('%%', not_found))
     return ['', not_found]
 
 
+def check_java():
+    """ Check for Java, don't give up as often as checkProg, using platform-dependent techniques """
+    if os.name == 'nt':
+        # Check in the registry.
+        try:  # Python 3.
+            import winreg
+        except ImportError:  # Python 2.
+            import _winreg as winreg
+
+        potential_keys_64b = ["SOFTWARE\\JavaSoft\\Java Runtime Environment", "SOFTWARE\\JavaSoft\\Java Development Kit",
+                              "SOFTWARE\\JavaSoft\\JDK", "SOFTWARE\\JavaSoft\\JRE"]
+        potential_keys_32b = [k.replace('SOFTWARE', 'SOFTWARE\\WOW6432Node') for k in potential_keys_64b]
+        potential_keys = potential_keys_64b + potential_keys_32b
+
+        reg_hive = winreg.HKEY_LOCAL_MACHINE
+        for key in potential_keys:
+            try:
+                with winreg.OpenKey(reg_hive, key) as reg_key:
+                    version = winreg.QueryValueEx(reg_key, "CurrentVersion")[0]
+                with winreg.OpenKey(reg_hive, key + '\\' + version) as reg_key:
+                    java_bin = winreg.QueryValueEx(reg_key, "JavaHome")[0] + '\\bin\\java.exe'
+                    logger.info('+checking for java: found in Windows registry, ' + str(java_bin))
+                    return java_bin
+            except OSError:
+                pass
+
+        # The test failed, no Java found.
+        return ''
+    else:
+        return ''
+
+
 def checkProgAlternatives(description, progs, rc_entry=None,
                           alt_rc_entry=None, path=None, not_found=''):
     '''
@@ -413,7 +445,7 @@ def checkProgAlternatives(description, progs, rc_entry=None,
                     break
             if found_alt:
                 break
-        if found_alt == False:
+        if not found_alt:
             # if not successful
             logger.info(msg + ' no')
     if found_prime:
@@ -721,6 +753,7 @@ def checkFormatEntries(dtl_tools):
 \Format docbook5   xml    "DocBook 5"             "" ""        "%%"    "document,menu=export"  "application/docbook+xml"
 \Format dot        dot    "Graphviz Dot"          "" ""        "%%"    "vector"        "text/vnd.graphviz"
 \Format dviluatex  tex    "LaTeX (dviluatex)"     "" "" "%%"   "document,menu=export"  ""
+\Format epub       epub    ePub                   "" "" "%%"    "document,menu=export"  "application/epub+zip"
 \Format platex     tex    "LaTeX (pLaTeX)"        "" "" "%%"   "document,menu=export"  ""
 \Format literate   nw      NoWeb                  N  ""        "%%"    "document,menu=export"  ""
 \Format sweave     Rnw    "Sweave"                S  "" "%%"   "document,menu=export"  ""
@@ -973,6 +1006,17 @@ def checkConverterEntries():
     checkProg('DocBook converter -> PDF (docbook)', ['pandoc -f docbook -t latex --latex-engine=lualatex --toc -o $$o $$i'],
         rc_entry = [ r'\converter docbook5      pdf9      "%%" ""' ])
     #
+    xpath, xslt_sheet = checkProg('XSLT stylesheets for ePub', ['chunk.xsl'], '', ['/usr/share/xml/docbook/stylesheet/docbook-xsl-ns/epub3'])
+    if xslt_sheet == 'chunk.xsl':
+        xpath = '/usr/share/xml/docbook/stylesheet/docbook-xsl-ns'
+    else:
+        xpath = 'none'
+    global java
+    if xsltproc != '':
+        addToRC('\\converter docbook5 epub "python $$s/scripts/docbook2epub.py none none \\"' + xsltproc + '\\" ' + xpath + ' $$i $$r $$o" ""')
+    elif java != '':
+        addToRC('\\converter docbook5 epub "python $$s/scripts/docbook2epub.py \\"' + java + '\\" none none ' + xpath + ' $$i $$r $$o" ""')
+    #
     checkProg('a MS Word Office Open XML converter -> LaTeX', ['pandoc -s -f docx -o $$o -t latex $$i'],
         rc_entry = [ r'\converter word2      latex      "%%"   ""' ])
     # Only define a converter to pdf6, otherwise the odt format could be
@@ -1900,7 +1944,7 @@ if __name__ == '__main__':
     lyx_check_config = True
     lyx_kpsewhich = True
     outfile = 'lyxrc.defaults'
-    lyxrc_fileformat = 34
+    lyxrc_fileformat = 36
     rc_entries = ''
     lyx_keep_temps = False
     version_suffix = ''
@@ -1960,7 +2004,10 @@ Format %i
     LATEX = checkLatex(dtl_tools)
     # check java and perl before any checkProg that may require them
     java = checkProg('a java interpreter', ['java'])[1]
+    if java == '':
+        java = check_java()
     perl = checkProg('a perl interpreter', ['perl'])[1]
+    xsltproc = checkProg('xsltproc', ['xsltproc'])[1]
     (inkscape_path, inkscape_gui) = os.path.split(checkInkscape())
     # On Windows, we need to call the "inkscape.com" wrapper
     # for command line purposes. Other OSes do not differentiate.