From 839b68d4b61a75b29ed6ce06ac7eecf0c66a76b1 Mon Sep 17 00:00:00 2001
From: Charles Haley <>
Date: Sun, 16 Sep 2012 13:13:36 +0200
Subject: [PATCH] new formatter functions. formats_paths and
 current_library_path

---
 src/calibre/library/__init__.py          |  9 +++++--
 src/calibre/library/database2.py         |  1 +
 src/calibre/utils/formatter_functions.py | 31 +++++++++++++++++++++++-
 3 files changed, 38 insertions(+), 3 deletions(-)

diff --git a/src/calibre/library/__init__.py b/src/calibre/library/__init__.py
index 605d062de3..3ae237c919 100644
--- a/src/calibre/library/__init__.py
+++ b/src/calibre/library/__init__.py
@@ -61,13 +61,18 @@ def generate_test_db(library_path, # {{{
     print 'Time per record:', t/float(num_of_records)
 # }}}
 
-def current_library_name():
+def current_library_path():
     from calibre.utils.config import prefs
-    import posixpath
     path = prefs['library_path']
     if path:
         path = path.replace('\\', '/')
         while path.endswith('/'):
             path = path[:-1]
+        return path
+
+def current_library_name():
+    import posixpath
+    path = current_library_path()
+    if path:
         return posixpath.basename(path)
 
diff --git a/src/calibre/library/database2.py b/src/calibre/library/database2.py
index 0b23e3f0a4..8e8eb691ca 100644
--- a/src/calibre/library/database2.py
+++ b/src/calibre/library/database2.py
@@ -1262,6 +1262,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         ans = {}
         if path is not None:
             stat = os.stat(path)
+            ans['path'] = path;
             ans['size'] = stat.st_size
             ans['mtime'] = utcfromtimestamp(stat.st_mtime)
             self.format_metadata_cache[id_][fmt] = ans
diff --git a/src/calibre/utils/formatter_functions.py b/src/calibre/utils/formatter_functions.py
index fb92d04932..d57e50006e 100644
--- a/src/calibre/utils/formatter_functions.py
+++ b/src/calibre/utils/formatter_functions.py
@@ -629,6 +629,22 @@ class BuiltinFormatsSizes(BuiltinFormatterFunction):
         fmt_data = mi.get('format_metadata', {})
         return ','.join(k.upper()+':'+str(v['size']) for k,v in fmt_data.iteritems())
 
+class BuiltinFormatsPaths(BuiltinFormatterFunction):
+    name = 'formats_paths'
+    arg_count = 0
+    category = 'Get values from metadata'
+    __doc__ = doc = _('formats_paths() -- return a comma-separated list of '
+                      'colon_separated items representing full path to '
+                      'the formats of a book. You can use the select '
+                      'function to get the path for a specific '
+                      'format. Note that format names are always uppercase, '
+                      'as in EPUB.'
+            )
+
+    def evaluate(self, formatter, kwargs, mi, locals):
+        fmt_data = mi.get('format_metadata', {})
+        return ','.join(k.upper()+':'+str(v['path']) for k,v in fmt_data.iteritems())
+
 class BuiltinHumanReadable(BuiltinFormatterFunction):
     name = 'human_readable'
     arg_count = 1
@@ -1146,6 +1162,18 @@ class BuiltinCurrentLibraryName(BuiltinFormatterFunction):
         from calibre.library import current_library_name
         return current_library_name()
 
+class BuiltinCurrentLibraryPath(BuiltinFormatterFunction):
+    name = 'current_library_path'
+    arg_count = 0
+    category = 'Get values from metadata'
+    __doc__ = doc = _('current_library_path() -- '
+            'return the path to the current calibre library. This function can '
+            'be called in template program mode using the template '
+            '"{:\'current_library_path()\'}".')
+    def evaluate(self, formatter, kwargs, mi, locals):
+        from calibre.library import current_library_path
+        return current_library_path()
+
 class BuiltinFinishFormatting(BuiltinFormatterFunction):
     name = 'finish_formatting'
     arg_count = 4
@@ -1168,7 +1196,8 @@ _formatter_builtins = [
     BuiltinCurrentLibraryName(),
     BuiltinDaysBetween(), BuiltinDivide(), BuiltinEval(), BuiltinFirstNonEmpty(),
     BuiltinField(), BuiltinFinishFormatting(), BuiltinFormatDate(),
-    BuiltinFormatNumber(), BuiltinFormatsModtimes(), BuiltinFormatsSizes(),
+    BuiltinFormatNumber(), BuiltinFormatsModtimes(), BuiltinFormatsPaths(),
+    BuiltinFormatsSizes(),
     BuiltinHasCover(), BuiltinHumanReadable(), BuiltinIdentifierInList(),
     BuiltinIfempty(), BuiltinLanguageCodes(), BuiltinLanguageStrings(),
     BuiltinInList(), BuiltinListDifference(), BuiltinListEquals(),