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