Created
April 30, 2012 08:14
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URL verkürzen
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| # Verkürzen ein URL per call zu is.gd | |
| def _tiny_url(url): | |
| """Does a API call to is.gd to get a shortened URL.""" | |
| apiurl = 'http://is.gd/api.php?longurl=' | |
| _status, _headers, content = huTools.http.fetch(apiurl + url, ua='cs.notifications') | |
| return content | |
| # Alle URLs in einem Text verkürzen | |
| def _content_tiny_url(content): | |
| """Converts all URLS in content to TinyURLs.""" | |
| regex_url = r'https?:\/\/([\w.]+\/?)\S*' | |
| for match in re.finditer(regex_url, content): | |
| url = match.group(0) | |
| content = content.replace(url, _tiny_url(url)) | |
| return content | |
| # Verkürzene ines Tetes auf höchstens maxlen (140) Zeichen | |
| def shorten(text, maxlen=140): | |
| """Shortens a text to be less than <maxlen>.""" | |
| # Verkürzen ist nur nötig, wenn der Text zu lang ist | |
| if len(text) > maxlen: | |
| # Zunächt alle URLs verkürzen | |
| text = _content_tiny_url(text) | |
| # Nun kann es immer noch sein, dass der Text zu lang ist. Wir übernehmen deswegen | |
| # nun wortweise text, bis er (eventuell) zu lang ist. | |
| textsegments = text.split() | |
| output = [] | |
| while textsegments and (len(' '.join(output + [textsegments[0]])) <= maxlen): | |
| output.append(textsegments.pop(0)) | |
| if output: | |
| return (' '.join(output))[:maxlen] | |
| return text[:maxlen] |
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