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@ -3826,220 +3826,6 @@ def write_xattr(path, key, value): |
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"or the 'xattr' binary.") |
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def cookie_to_dict(cookie): |
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cookie_dict = { |
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'name': cookie.name, |
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'value': cookie.value, |
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} |
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if cookie.port_specified: |
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cookie_dict['port'] = cookie.port |
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if cookie.domain_specified: |
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cookie_dict['domain'] = cookie.domain |
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if cookie.path_specified: |
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cookie_dict['path'] = cookie.path |
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if cookie.expires is not None: |
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cookie_dict['expires'] = cookie.expires |
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if cookie.secure is not None: |
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cookie_dict['secure'] = cookie.secure |
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if cookie.discard is not None: |
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cookie_dict['discard'] = cookie.discard |
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try: |
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if (cookie.has_nonstandard_attr('httpOnly') or |
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cookie.has_nonstandard_attr('httponly') or |
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cookie.has_nonstandard_attr('HttpOnly')): |
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cookie_dict['httponly'] = True |
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except TypeError: |
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pass |
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return cookie_dict |
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def cookie_jar_to_list(cookie_jar): |
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return [cookie_to_dict(cookie) for cookie in cookie_jar] |
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class PhantomJSwrapper(object): |
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"""PhantomJS wrapper class""" |
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_TEMPLATE = r''' |
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phantom.onError = function(msg, trace) {{ |
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var msgStack = ['PHANTOM ERROR: ' + msg]; |
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if(trace && trace.length) {{ |
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msgStack.push('TRACE:'); |
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trace.forEach(function(t) {{ |
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msgStack.push(' -> ' + (t.file || t.sourceURL) + ': ' + t.line |
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+ (t.function ? ' (in function ' + t.function +')' : '')); |
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}}); |
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}} |
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console.error(msgStack.join('\n')); |
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phantom.exit(1); |
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}}; |
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var page = require('webpage').create(); |
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var fs = require('fs'); |
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var read = {{ mode: 'r', charset: 'utf-8' }}; |
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var write = {{ mode: 'w', charset: 'utf-8' }}; |
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JSON.parse(fs.read("{cookies}", read)).forEach(function(x) {{ |
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phantom.addCookie(x); |
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}}); |
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page.settings.resourceTimeout = {timeout}; |
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page.settings.userAgent = "{ua}"; |
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page.onLoadStarted = function() {{ |
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page.evaluate(function() {{ |
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delete window._phantom; |
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delete window.callPhantom; |
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}}); |
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}}; |
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var saveAndExit = function() {{ |
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fs.write("{html}", page.content, write); |
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fs.write("{cookies}", JSON.stringify(phantom.cookies), write); |
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phantom.exit(); |
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}}; |
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page.onLoadFinished = function(status) {{ |
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if(page.url === "") {{ |
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page.setContent(fs.read("{html}", read), "{url}"); |
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}} |
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else {{ |
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{jscode} |
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}} |
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}}; |
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page.open(""); |
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''' |
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_TMP_FILE_NAMES = ['script', 'html', 'cookies'] |
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@staticmethod |
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def _version(): |
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return get_exe_version('phantomjs', version_re=r'([0-9.]+)') |
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def __init__(self, extractor, required_version=None, timeout=10000): |
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self.exe = check_executable('phantomjs', ['-v']) |
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if not self.exe: |
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raise ExtractorError('PhantomJS executable not found in PATH, ' |
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'download it from http://phantomjs.org', |
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expected=True) |
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self.extractor = extractor |
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if required_version: |
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version = self._version() |
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if is_outdated_version(version, required_version): |
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self.extractor._downloader.report_warning( |
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'Your copy of PhantomJS is outdated, update it to version ' |
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'%s or newer if you encounter any errors.' % required_version) |
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self.options = { |
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'timeout': timeout, |
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} |
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self._TMP_FILES = {} |
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for name in self._TMP_FILE_NAMES: |
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tmp = tempfile.NamedTemporaryFile(delete=False) |
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tmp.close() |
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self._TMP_FILES[name] = tmp |
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def __del__(self): |
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for name in self._TMP_FILE_NAMES: |
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try: |
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os.remove(self._TMP_FILES[name].name) |
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except: |
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pass |
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def _save_cookies(self, url): |
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cookies = cookie_jar_to_list(self.extractor._downloader.cookiejar) |
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for cookie in cookies: |
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if 'path' not in cookie: |
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cookie['path'] = '/' |
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if 'domain' not in cookie: |
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cookie['domain'] = compat_urlparse.urlparse(url).netloc |
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with open(self._TMP_FILES['cookies'].name, 'wb') as f: |
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f.write(json.dumps(cookies).encode('utf-8')) |
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def _load_cookies(self): |
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with open(self._TMP_FILES['cookies'].name, 'rb') as f: |
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cookies = json.loads(f.read().decode('utf-8')) |
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for cookie in cookies: |
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if cookie['httponly'] is True: |
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cookie['rest'] = {'httpOnly': None} |
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if 'expiry' in cookie: |
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cookie['expire_time'] = cookie['expiry'] |
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self.extractor._set_cookie(**cookie) |
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def get(self, url, html=None, video_id=None, note=None, note2='Executing JS on webpage', headers={}, jscode='saveAndExit();'): |
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""" |
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Downloads webpage (if needed) and executes JS |
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Params: |
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url: website url |
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html: optional, html code of website |
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video_id: video id |
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note: optional, displayed when downloading webpage |
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note2: optional, displayed when executing JS |
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headers: custom http headers |
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jscode: code to be executed when page is loaded |
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Returns tuple with: |
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* downloaded website (after JS execution) |
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* anything you print with `console.log` (but not inside `page.execute`!) |
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In most cases you don't need to add any `jscode`. |
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It is executed in `page.onLoadFinished`. |
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`saveAndExit();` is mandatory, use it instead of `phantom.exit()` |
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It is possible to wait for some element on the webpage, for example: |
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var check = function() { |
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var elementFound = page.evaluate(function() { |
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return document.querySelector('#b.done') !== null; |
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}); |
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if(elementFound) |
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saveAndExit(); |
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else |
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window.setTimeout(check, 500); |
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} |
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page.evaluate(function(){ |
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document.querySelector('#a').click(); |
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}); |
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check(); |
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""" |
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if 'saveAndExit();' not in jscode: |
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raise ExtractorError('`saveAndExit();` not found in `jscode`') |
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if not html: |
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html = self.extractor._download_webpage(url, video_id, note=note, headers=headers) |
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with open(self._TMP_FILES['html'].name, 'wb') as f: |
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f.write(html.encode('utf-8')) |
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self._save_cookies(url) |
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replaces = self.options |
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replaces['url'] = url |
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user_agent = headers.get('User-Agent') or std_headers['User-Agent'] |
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replaces['ua'] = user_agent.replace('"', '\\"') |
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replaces['jscode'] = jscode |
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for x in self._TMP_FILE_NAMES: |
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replaces[x] = self._TMP_FILES[x].name.replace('\\', '\\\\').replace('"', '\\"') |
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with open(self._TMP_FILES['script'].name, 'wb') as f: |
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f.write(self._TEMPLATE.format(**replaces).encode('utf-8')) |
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if video_id is None: |
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self.extractor.to_screen('%s' % (note2,)) |
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else: |
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self.extractor.to_screen('%s: %s' % (video_id, note2)) |
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p = subprocess.Popen([ |
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self.exe, '--ssl-protocol=any', |
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self._TMP_FILES['script'].name |
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], stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
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out, err = p.communicate() |
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if p.returncode != 0: |
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raise ExtractorError( |
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'Executing JS failed\n:' + encodeArgument(err)) |
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with open(self._TMP_FILES['html'].name, 'rb') as f: |
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html = f.read().decode('utf-8') |
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self._load_cookies() |
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return (html, encodeArgument(out)) |
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def random_birthday(year_field, month_field, day_field): |
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return { |
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year_field: str(random.randint(1950, 1995)), |
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Sergey M․
7 years ago