Added a Google Chrome viewer with forward sync

chrome/OpenFileInChrome_Page_Number.applescript

@@ -0,0 +1,36 @@
+on run argv
+	set finalDestination to item 1 of argv
+	set quotedPDFName to item 2 of argv
+	set defaultCmd to item 3 of argv
+	log quotedPDFName
+	tell application "Google Chrome"
+		set found to false
+		set windowList to every window
+		repeat with aWindow in windowList
+			if found then
+				exit repeat
+			end if
+			set tabList to every tab of aWindow
+			set tabIndex to 0
+			repeat with atab in tabList
+				set tabIndex to tabIndex + 1
+				if (URL of atab contains quotedPDFName) then
+					set found to true
+					set aWindow's active tab index to tabIndex
+					set index of aWindow to 1
+					set URL of atab to finalDestination
+					delay 0.05 -- makes it not fail
+					delay 0.05 -- makes it not fail
+					tell atab to reload
+					exit repeat
+				end if
+			end repeat
+		end repeat
+	end tell
+	if not found then
+		do shell script defaultCmd
+		log defaultCmd
+	end if
+end run
+
+

viewers/chrome_viewer.py

@@ -0,0 +1,95 @@
+from urllib.parse import quote
+import subprocess as sp
+import os
+
+
+from base_viewer import BaseViewer
+from latextools_utils import get_setting
+from latextools_utils.output_directory import get_output_directory
+from latextools_utils.external_command import external_command, check_output
+# from delete_temp_files import DeleteTempFilesCommand
+## TODO: remove defaultCmd from applescript - just return True or False, then run that default command from Python.
+## TODO: GET CHROME PATH
+## TODO: GET CURRENT FOLDER PATH (for osascript command)
+
+class ChromeViewer(BaseViewer):
+
+
+    def _get_applescript_folder(self):
+        return os.path.normpath(
+            os.path.join(
+                os.path.dirname(__file__),
+                '..',
+                'chrome'
+            )
+        )
+    def _get_chrome_dir(self,escaped=False):
+        viewer_location = check_output([
+            'osascript',
+            '-e',
+            'POSIX path of '
+            '(path to app id "com.google.Chrome")'
+        ], use_texpath=False)
+        viewer_location = viewer_location.replace(" ","\\ ")
+        if escaped:
+            return "{viewer_location}Contents/MacOS/Google\\ Chrome".format(viewer_location=viewer_location)
+        return "{viewer_location}Contents/MacOS/Google Chrome".format(viewer_location=viewer_location)
+
+
+    def _get_browser_filepath(self,tex_line_no,tex_col_no,tex_filename,pdf_filename,zoom=100):
+        try:
+            relative_outputdir = os.path.relpath(get_output_directory(tex_filename),os.path.dirname(tex_filename))
+            outputdir_command = ['-d',relative_outputdir]
+        except Exception as e:
+            print("ERROR GETTING 'output_directory'")
+            print(e)
+            outputdir_command = []
+        synctex_loc = '{tex_line_no}:{tex_col_no}:{tex_filename}'.format(tex_line_no=tex_line_no,tex_col_no=tex_col_no,tex_filename=tex_filename)
+        cmd = ['/Library/TeX/texbin/synctex', 'view', '-i', synctex_loc, '-o', pdf_filename] + outputdir_command
+        try:
+            stdout = check_output(cmd)
+            output_text = stdout.split("\n")
+            page_no = next((e.lstrip('Page:') for e in output_text if e.startswith('Page:')), 1)
+            # page_no = int(page_no) + 1 #offset, see `synctex view help`
+            col_no = next((e.lstrip('x:') for e in output_text if e.startswith('x:')), 1)
+            line_no = next((e.lstrip('y:') for e in output_text if e.startswith('y:')), 1)
+        except Exception as e:
+            print("ERROR IN SYNCTEX")
+            print(e)
+            page_no = 1
+            line_no = 1
+            col_no = 0
+        return "file://{pdf_filename}#page={page_no}&view=FitH,{line_no}".format(pdf_filename=pdf_filename,page_no=page_no,line_no=line_no)
+
+
+    def _get_run_command(self,pdf_filename,tex_filename=None,tex_line_no=None,tex_col_no=None,zoom=100):
+        if tex_filename is None:
+            chrome_dir = self._get_chrome_dir()
+            basic_cmd =  [chrome_dir,pdf_filename]
+            return basic_cmd
+        pdf_filename = tex_filename.rsplit(".",1)[0] + ".pdf"
+
+        finalDestination = self._get_browser_filepath(tex_line_no,tex_col_no,tex_filename,pdf_filename)
+        quotedPDFName = quote(pdf_filename)
+        scriptName= "{}/OpenFileInChrome_Page_Number.applescript".format(self._get_applescript_folder())
+        chrome_dir = self._get_chrome_dir(escaped=True)
+        defaultCmd = "{chrome_dir} '{finalDestination}'".format(chrome_dir=chrome_dir,finalDestination=finalDestination)
+        # defaultCmd = "{chrome_dir} {quotedPDFName}".format(chrome_dir=chrome_dir,finalDestination=finalDestination)
+        cmd = ['osascript', scriptName, finalDestination,quotedPDFName,defaultCmd]
+        return cmd
+
+        # osascript '/Users/zach/Library/Application Support/Sublime Text/Packages/LaTeXTools/chrome/OpenFileInChrome_Page_Number.applescript' 'file:///Users/zach/Documents/UCLA_classes/stats203/project/presentation/presentation.pdf#page=33&view=FitH,28.346443' '/Users/zach/Documents/UCLA_classes/stats203/project/presentation/presentation.pdf' '/Applications/Google Chrome.app/Contents/MacOS/Google\ Chrome file:///Users/zach/Documents/UCLA_classes/stats203/project/presentation/presentation.pdf#page=33&view=FitH,28.346443'
+
+    def forward_sync(self, pdf_file, tex_file, line, col, **kwargs):
+        cmd = self._get_run_command(pdf_file,tex_file,line,col)
+        print("FORWARD SYNCING CHROME COMMAND IS:")
+        print(cmd)
+        external_command(cmd, use_texpath=True)
+        # df = DeleteTempFilesCommand()
+        # df.run()
+
+    def view_file(self, pdf_file, **kwargs):
+        tex_filename = pdf_file.rsplit(".",1)[0] + ".pdf"
+        cmd = self._get_run_command(pdf_file,tex_filename=tex_filename,tex_line_no=1,tex_col_no=1)
+        print("BASIC VIEWING CHROME")
+        external_command(cmd, use_texpath=False)