Kulture.py

import sublime
import sublime_plugin
import urllib.request
import threading
import json
import os
import sys
import subprocess
import locale
import re
import shlex

if os.name == 'nt':
    plat = 'win'
elif sys.platform == 'darwin':
    plat = 'osx'
else:
    plat = 'linux'


if plat == 'win':
    try:
        import _winreg
    except (ImportError):
        import winreg as _winreg
    from ctypes import windll, create_unicode_buffer

class NotFoundError(Exception):
    pass


if sys.version_info >= (3,):
    installed_dir, _ = __name__.split('.')
else:
    installed_dir = os.path.basename(os.getcwd())


class KTerminalSelector():
    default = None

    @staticmethod
    def get():
        package_dir = os.path.join(sublime.packages_path(), installed_dir)
        default = None

        if plat == 'win':
            if os.path.exists(os.environ['SYSTEMROOT'] +
                    '\\System32\\WindowsPowerShell\\v1.0\\powershell.exe'):
                # This mimics the default powershell colors since calling
                # subprocess.POpen() ends up acting like launching powershell
                # from cmd.exe. Normally the size and color are inherited
                # from cmd.exe, but this creates a custom mapping, and then
                # the LaunchPowerShell.bat file adjusts some other settings.
                key_string = 'Console\\%SystemRoot%_system32_' + \
                    'WindowsPowerShell_v1.0_powershell.exe'
                try:
                    key = _winreg.OpenKey(_winreg.HKEY_CURRENT_USER,
                        key_string)
                except (WindowsError):
                    key = _winreg.CreateKey(_winreg.HKEY_CURRENT_USER,
                        key_string)
                    _winreg.SetValueEx(key, 'ColorTable05', 0,
                        _winreg.REG_DWORD, 5645313)
                    _winreg.SetValueEx(key, 'ColorTable06', 0,
                        _winreg.REG_DWORD, 15789550)
                default = os.path.join(package_dir, 'PS.bat')
                sublime_terminal_path = os.path.join(sublime.packages_path(), installed_dir)
                # This should turn the path into an 8.3-style path, getting around unicode
                # issues and spaces
                buf = create_unicode_buffer(512)
                if windll.kernel32.GetShortPathNameW(sublime_terminal_path, buf, len(buf)):
                    sublime_terminal_path = buf.value
                os.putenv('sublime_terminal_path', sublime_terminal_path.replace(' ', '` '))
            else :
                default = os.environ['SYSTEMROOT'] + '\\System32\\cmd.exe'

        elif plat == 'osx':
            default = os.path.join(package_dir, 'Terminal.sh')
            if not os.access(default, os.X_OK):
                os.chmod(default, 0o755)

        else:
            ps = 'ps -eo comm | grep -E "gnome-session|ksmserver|' + \
                'xfce4-session" | grep -v grep'
            wm = [x.replace('\n', '') for x in os.popen(ps)]
            if wm:
                if wm[0] == 'gnome-session':
                    default = 'gnome-terminal'
                elif wm[0] == 'xfce4-session':
                    default = 'xfce4-terminal'
                elif wm[0] == 'ksmserver':
                    default = 'konsole'
            if not default:
                default = 'xterm'

        KTerminalSelector.default = default
        return default
class KTerminalCommand():
    def get_path(self, paths):
        if paths:
            return paths[0]
        elif self.window.active_view():
            return self.window.active_view().file_name()
        elif self.window.folders():
            return self.window.folders()[0]
        else:
            sublime.error_message('Terminal: No place to open terminal to')
            return False

    def run_terminal(self, dir_, parameters):
        try:
            if not dir_:
                raise NotFoundError('The file open in the selected view has ' +
                    'not yet been saved')

            pathToProjJson = self.findProjectJsonFile()
            print('path to project.json'+pathToProjJson)

            dir_ = os.path.dirname(self.findProjectJsonFile())

            for k, v in enumerate(parameters):
                parameters[k] = v.replace('%CWD%', dir_)
            args = [KTerminalSelector.get()]
            args.extend(parameters)

            if args[0] == 'gnome-terminal':
                args = shlex.split(args[0] + ' -x bash -ic "' + args[1] + '"')
            elif args[0] in ['terminal', 'konsole', 'xterm']:
                args = shlex.split(args[0] + ' -e bash -ic "' + args[1] + '"')
            elif args[0] == 'xfce4-terminal':
                args = shlex.split(args[0] + ' -H --working-directory=' + dir_ + ' -x ' + args[1])

            encoding = locale.getpreferredencoding(do_setlocale=True)
            if sys.version_info >= (3,):
                cwd = dir_
            else:
                cwd = dir_.encode(encoding)
            print(args)

            if plat == 'win':
                startupinfo = subprocess.STARTUPINFO()
                startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
                subprocess.Popen(args, cwd=cwd, startupinfo=startupinfo)
            elif plat == 'linux':
                subprocess.Popen(args, cwd=cwd)
            else:
                subprocess.Popen(args, cwd=cwd)

        except (OSError) as exception:
            print(str(exception))
            sublime.error_message('Terminal: The terminal ' +
                KTerminalSelector.get() + ' was not found')
        except (Exception) as exception:
            sublime.error_message('Terminal: ' + str(exception))

    def findProjectJsonFile(self):
        currentFile = self.window.active_view().file_name()
        if not currentFile:
            msg = 'Kulture: Please save the file you are editing and try again'
            sublime.error_message(msg)
            raise NotFoundError(msg)

        # check if there is a sublime project file
        sublimeProjectFile = self.window.active_view().window().project_file_name()

        if(sublimeProjectFile):
            sublimeProjFileDir = os.path.dirname(sublimeProjectFile)
            expectedPathToProjeJsonFromProj = os.path.join(sublimeProjFileDir,'project.json')

            if(os.path.isfile(expectedPathToProjeJsonFromProj)):
                msg = 'found project.json in project directory: ['+expectedPathToProjeJsonFromProj+']'
                print(msg)
                sublime.status_message(msg)
                return expectedPathToProjeJsonFromProj

        # project.json not found in directory as sublime project so search for it
        msg = 'project.json not found with sublime project. looking based on file being edited.'
        print(msg)
        sublime.status_message(msg)
        currentDir = os.path.dirname(currentFile)

        pathToCheck = os.path.join(currentDir,'project.json')
        previousPath = ''

        counter = 0
        while counter < 100:
            counter += 1

            if(previousPath == pathToCheck):
                break

            print('checking for project.json at: ['+pathToCheck+']')

            if os.path.isfile(pathToCheck):
                print('project.json found at: ['+pathToCheck+']')
                return pathToCheck

            previousPath = pathToCheck
            parentDir = os.path.abspath(os.path.join(os.path.dirname(pathToCheck),os.pardir))
            pathToCheck = os.path.join(parentDir,'project.json')

        sublime.error_message('project.json not found')
        print('path to project.json not found')
        return

class KOpenTerminalCommand(sublime_plugin.WindowCommand, KTerminalCommand):
    def run(self, paths=[], parameters=None):
        path = self.get_path(paths)
        if not path:
            return

        if parameters == None:
            settings = sublime.load_settings('Terminal.sublime-settings')
            parameters = settings.get('parameters')

        if not parameters:
            parameters = []

        if os.path.isfile(path):
            path = os.path.dirname(path)
        self.run_terminal(path, parameters)

class KRunCommand(sublime_plugin.WindowCommand):

    def run(self):
        # find project.json by starting with the dir of the file being edited
        file_name = self.findProjectJsonFile()

        if file_name is None:
            print('Unable to locate project.json from file ['+self.window.active_view().file_name()+']')
            # todo: write an error to the status bar
            return

        try:
            json_file = json.load(open(file_name))
        except UnicodeDecodeError:
            msg = 'Unable to open "'+file_name+'" Please save the file with UTF-8 encoding and try again'
            print(msg)
            sublime.error_message(msg)
            retrun
        except IOError:
            print('project.json not found')
            return
        self.commands = []
        try:
            json_commands = json_file['commands']
            for command in json_commands:
                args = json_commands[command]
                if command.lower() == 'web' or command.lower() == 'kestrel':
                    url_regex = r'(?:--server.urls |server.urls=)(http:\/\/[^\s]+)'
                    match = re.search(url_regex, args)
                    try:
                        url = match.group(1)
                    except AttributeError as e:
                        url = 'http://localhost:5000'
                    self.commands.append(['dnx ' + command, 'Run server at ' + url])
                else:
                    self.commands.append(['dnx ' + command, args])
        except LookupError:
            pass
        self.commands.append(['dnu restore', 'Restore packages'])
        self.commands.append(['dnu pack', 'Bundle application for deployment'])
        self.commands.append(['dnu build', 'Build NuGet packages for the project in given directory'])
        self.window.show_quick_panel(self.commands, self.commandlist)
    def commandlist(self, position):
        if (position > -1):
            self.window.run_command('k_open_terminal', {'parameters':[self.commands[position][0]]})
            i = 0
        else:
            return

    def findProjectJsonFile(self):
        currentFile = self.window.active_view().file_name()
        if not currentFile:
            msg = 'Kulture: Please save the file you are editing and try again'
            sublime.error_message(msg)
            raise NotFoundError(msg)

        # check if there is a sublime project file
        sublimeProjectFile = self.window.active_view().window().project_file_name()

        if(sublimeProjectFile):
            sublimeProjFileDir = os.path.dirname(sublimeProjectFile)
            expectedPathToProjeJsonFromProj = os.path.join(sublimeProjFileDir,'project.json')

            if(os.path.isfile(expectedPathToProjeJsonFromProj)):
                msg = 'found project.json in project directory: ['+expectedPathToProjeJsonFromProj+']'
                print(msg)
                sublime.status_message(msg)
                return expectedPathToProjeJsonFromProj

        # project.json not found in directory as sublime project so search for it
        msg = 'project.json not found with sublime project. looking based on file being edited.'
        print(msg)
        sublime.status_message(msg)
        currentDir = os.path.dirname(currentFile)

        pathToCheck = os.path.join(currentDir,'project.json')
        previousPath = ''

        counter = 0
        while counter < 100:
            counter += 1

            if(previousPath == pathToCheck):
                break

            print('checking for project.json at: ['+pathToCheck+']')

            if os.path.isfile(pathToCheck):
                print('project.json found at: ['+pathToCheck+']')
                return pathToCheck

            previousPath = pathToCheck
            parentDir = os.path.abspath(os.path.join(os.path.dirname(pathToCheck),os.pardir))
            pathToCheck = os.path.join(parentDir,'project.json')

        sublime.error_message('project.json not found')
        print('path to project.json not found')
        return

class RetrievePackageNames(threading.Thread):
    def __init__(self,timeout):
        self.timeout = timeout
        self.result = None
        threading.Thread.__init__(self)

    def run(self):
        try:
            request = urllib.request.Request('https://www.myget.org/F/aspnetvnext/api/v2/Packages()?$select=Id&$format=json&orderby=DownloadCount&$top=100',
                headers={'User-Agent': 'Sublime'})
            http_file = urllib.request.urlopen(request, timeout=self.timeout)
            self.result = []
            response = json.loads(http_file.read().decode('utf-8'))['d']
            for package in response:
                self.result.append(package['Id'])
            print(self.result)
            return
        except (urllib.request.HTTPError) as e:
            self.message = '%s: HTTP error %s contacting API' % (__name__, str(e.code))
        except (urllib.request.URLError) as e:
            self.message = '%s: URL error %s contacting API' % (__name__, str(e.reason))
        self.result = False
        return