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Merge remote-tracking branch 'terminalmage/readme'

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Philipp Hagemeister 11 years ago
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README.md
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@ -311,10 +311,12 @@ The current default template is `%(title)s-%(id)s.%(ext)s`.
In some cases, you don't want special characters such as 中, spaces, or &, such as when transferring the downloaded filename to a Windows system or the filename through an 8bit-unsafe channel. In these cases, add the `--restrict-filenames` flag to get a shorter title: In some cases, you don't want special characters such as 中, spaces, or &, such as when transferring the downloaded filename to a Windows system or the filename through an 8bit-unsafe channel. In these cases, add the `--restrict-filenames` flag to get a shorter title:
$ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc ```bash
youtube-dl test video ''_ä↭𝕐.mp4 # All kinds of weird characters $ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc
$ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc --restrict-filenames youtube-dl test video ''_ä↭𝕐.mp4 # All kinds of weird characters
youtube-dl_test_video_.mp4 # A simple file name $ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc --restrict-filenames
youtube-dl_test_video_.mp4 # A simple file name
```
# VIDEO SELECTION # VIDEO SELECTION
@ -325,14 +327,16 @@ Videos can be filtered by their upload date using the options `--date`, `--dateb
Examples: Examples:
# Download only the videos uploaded in the last 6 months ```bash
$ youtube-dl --dateafter now-6months # Download only the videos uploaded in the last 6 months
$ youtube-dl --dateafter now-6months
# Download only the videos uploaded on January 1, 1970 # Download only the videos uploaded on January 1, 1970
$ youtube-dl --date 19700101 $ youtube-dl --date 19700101
$ # will only download the videos uploaded in the 200x decade $ # will only download the videos uploaded in the 200x decade
$ youtube-dl --dateafter 20000101 --datebefore 20091231 $ youtube-dl --dateafter 20000101 --datebefore 20091231
```
# FAQ # FAQ
@ -407,49 +411,76 @@ If you want to add support for a new site, you can follow this quick list (assum
2. Check out the source code with `git clone git@github.com:YOUR_GITHUB_USERNAME/youtube-dl.git` 2. Check out the source code with `git clone git@github.com:YOUR_GITHUB_USERNAME/youtube-dl.git`
3. Start a new git branch with `cd youtube-dl; git checkout -b yourextractor` 3. Start a new git branch with `cd youtube-dl; git checkout -b yourextractor`
4. Start with this simple template and save it to `youtube_dl/extractor/yourextractor.py`: 4. Start with this simple template and save it to `youtube_dl/extractor/yourextractor.py`:
```python
# coding: utf-8 # coding: utf-8
from __future__ import unicode_literals from __future__ import unicode_literals
import re import re
from .common import InfoExtractor from .common import InfoExtractor
class YourExtractorIE(InfoExtractor): class YourExtractorIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?yourextractor\.com/watch/(?P<id>[0-9]+)' _VALID_URL = r'https?://(?:www\.)?yourextractor\.com/watch/(?P<id>[0-9]+)'
_TEST = { _TEST = {
'url': 'http://yourextractor.com/watch/42', 'url': 'http://yourextractor.com/watch/42',
'md5': 'TODO: md5 sum of the first 10KiB of the video file', 'md5': 'TODO: md5 sum of the first 10KiB of the video file',
'info_dict': { 'info_dict': {
'id': '42', 'id': '42',
'ext': 'mp4', 'ext': 'mp4',
'title': 'Video title goes here', 'title': 'Video title goes here',
# TODO more properties, either as: # TODO more properties, either as:
# * A value # * A value
# * MD5 checksum; start the string with md5: # * MD5 checksum; start the string with md5:
# * A regular expression; start the string with re: # * A regular expression; start the string with re:
# * Any Python type (for example int or float) # * Any Python type (for example int or float)
}
} }
}
def _real_extract(self, url): def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url) mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id') video_id = mobj.group('id')
# TODO more code goes here, for example ...
webpage = self._download_webpage(url, video_id)
title = self._html_search_regex(r'<h1>(.*?)</h1>', webpage, 'title')
return {
'id': video_id,
'title': title,
# TODO more properties (see youtube_dl/extractor/common.py)
}
# TODO more code goes here, for example ...
webpage = self._download_webpage(url, video_id)
title = self._html_search_regex(r'<h1>(.*?)</h1>', webpage, 'title')
return {
'id': video_id,
'title': title,
# TODO more properties (see youtube_dl/extractor/common.py)
}
```
5. Add an import in [`youtube_dl/extractor/__init__.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/__init__.py). 5. Add an import in [`youtube_dl/extractor/__init__.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/__init__.py).
6. Run `python test/test_download.py TestDownload.test_YourExtractor`. This *should fail* at first, but you can continually re-run it until you're done. 6. Run `python test/test_download.py TestDownload.test_YourExtractor`. This *should fail* at first, but you can continually re-run it until you're done.
* If you decide to add more than one test, then rename the ``_TEST`` variable to ``_TESTS`` and make it into a list of dictionaries, like the example below. The tests will be then respectfully be named `TestDownload.test_YourExtractor`, `TestDownload.test_YourExtractor_1`, `TestDownload.test_YourExtractor_2`, etc.
```python
_TESTS = [
{
'url': 'http://yourextractor.com/watch/42',
'md5': 'TODO: md5 sum of the first 10KiB of the video file',
'info_dict': {
'id': '42',
'ext': 'mp4',
'title': 'Video title goes here',
# TODO more properties, either as:
# * A value
# * MD5 checksum; start the string with md5:
# * A regular expression; start the string with re:
# * Any Python type (for example int or float)
}
},
{
'url': 'http://yourextractor.com/watch/43',
'md5': 'TODO: md5 sum of the first 10KiB of the video file',
'info_dict': {
'id': '43',
'ext': 'mp4',
'title': 'Video title goes here',
}
}
]
```
7. Have a look at [`youtube_dl/common/extractor/common.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/common.py) for possible helper methods and a [detailed description of what your extractor should return](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/common.py#L38). Add tests and code for as many as you want. 7. Have a look at [`youtube_dl/common/extractor/common.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/common.py) for possible helper methods and a [detailed description of what your extractor should return](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/common.py#L38). Add tests and code for as many as you want.
8. If you can, check the code with [pyflakes](https://pypi.python.org/pypi/pyflakes) (a good idea) and [pep8](https://pypi.python.org/pypi/pep8) (optional, ignore E501). 8. If you can, check the code with [pyflakes](https://pypi.python.org/pypi/pyflakes) (a good idea) and [pep8](https://pypi.python.org/pypi/pep8) (optional, ignore E501).
9. When the tests pass, [add](https://www.kernel.org/pub/software/scm/git/docs/git-add.html) the new files and [commit](https://www.kernel.org/pub/software/scm/git/docs/git-commit.html) them and [push](https://www.kernel.org/pub/software/scm/git/docs/git-push.html) the result, like this: 9. When the tests pass, [add](https://www.kernel.org/pub/software/scm/git/docs/git-add.html) the new files and [commit](https://www.kernel.org/pub/software/scm/git/docs/git-commit.html) them and [push](https://www.kernel.org/pub/software/scm/git/docs/git-push.html) the result, like this:

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