+ 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