Better way to find the main file if there is a project file

getTeXRoot.py

@@ -6,7 +6,17 @@
 
 # Contributed by Sam Finn
 
-def get_tex_root(texFile):
+def get_tex_root(view):
+	root = os.path.abspath(view.settings().get('TEXroot'))
+	try:
+		if os.path.isfile(root):
+			print "Main file defined in project settings : " + root
+			return root
+	except:
+		pass
+
+
+	texFile = view.file_name()
 	for line in open(texFile, "rU").readlines():
 		if not line.startswith('%'):
 			root = texFile

jumpToPDF.py

@@ -11,9 +11,7 @@ def run(self, edit, **args):
 			return
 		quotes = "\""
 		srcfile = texFile + u'.tex'
-		root = self.view.settings().get('TEXroot')
-		if not root:
-			root = getTeXRoot.get_tex_root(self.view.file_name())
+		root = getTeXRoot.get_tex_root(self.view)
 		print "!TEX root = ", root
 		rootName, rootExt = os.path.splitext(root)
 		pdffile = rootName + u'.pdf'

latex_cite_completions.py

@@ -115,13 +115,7 @@ def on_query_completions(self, view, prefix, locations):
         completions = ["TEST"]
 
         #### GET COMPLETIONS HERE #####
-        # first search sublime-project file settings for TEXroot
-        root = view.settings().get('TEXroot')
-
-        if not root:
-            # Find tex root and search all tex source referenced
-            # TEX root is the current file itself if no TEX root is specified
-            root = getTeXRoot.get_tex_root(view.file_name())
+        root = getTeXRoot(view)
 
         print "TEX root: " + root
         bib_files = []

latex_ref_completions.py

@@ -129,13 +129,7 @@ def on_query_completions(self, view, prefix, locations):
         # stop matching at FIRST } after \label{
         view.find_all(r'\\label\{([^\{\}]+)\}', 0, '\\1', completions)
 
-        # first search sublime-project file settings for TEXroot
-        root = view.settings().get('TEXroot')
-
-        if not root:
-            # Find tex root and search all tex source referenced
-            # TEX root is the current file itself if no TEX root is specified
-            root = getTeXRoot.get_tex_root(view.file_name())
+        root = getTeXRoot(view)
 
         print "TEX root: " + root
         find_labels_in_files(os.path.dirname(root), root, completions)

makePDF.py

@@ -370,9 +370,9 @@ def run(self, cmd="", file_regex="", path=""):
 			self.proc = None
 
 		view = self.window.active_view()
-		self.file_name = view.settings().get('TEXroot')
-		if not self.file_name:
-			self.file_name = getTeXRoot.get_tex_root(view.file_name())
+
+		self.file_name = getTeXRoot.get_tex_root(view)
+
 		# self.file_name = view.file_name()
 		self.tex_base, self.tex_ext = os.path.splitext(self.file_name)
 		# On OSX, change to file directory, or latexmk will spew stuff into root!

viewPDF.py

@@ -15,9 +15,8 @@ def run(self):
 			sublime.error_message("%s is not a TeX source file: cannot view." % (os.path.basename(view.fileName()),))
 			return
 		quotes = ""# \"" MUST CHECK WHETHER WE NEED QUOTES ON WINDOWS!!!
-		root = view.settings().get('TEXroot')
-		if not root:
-			root = getTeXRoot.get_tex_root(view.file_name())
+		root = getTeXRoot.get_tex_root(view)
+
 		rootFile, rootExt = os.path.splitext(root)
 		pdfFile = quotes + rootFile + '.pdf' + quotes
 		s = platform.system()