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* added video extension * import extension in configuration file * ignore pycache * used video directive * minor fix * alt option added * alternate text for non html builders * added support for html attributes * added robust alt content support * minor fix * changed poster copy over location
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,5 @@ | ||
| build/ | ||
| __pycache__/ | ||
| .DS_Store | ||
| \#*.*\# | ||
| .\#* |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,150 @@ | ||
| import os | ||
| import shutil | ||
| from docutils import nodes | ||
| from docutils.parsers.rst import directives | ||
| from sphinx.util.compat import Directive | ||
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| def yes_no(name, arg): | ||
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| if arg == 'yes' or arg == 'true': | ||
| return name | ||
| elif arg == 'no' or arg == 'false': | ||
| return None | ||
| else: | ||
| raise Exception("Value for {} attribute can only be a boolean" .format(name)) | ||
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| def preload_choice(arg): | ||
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| if arg == 'auto' or arg == 'metadata' or arg == 'none': | ||
| return arg | ||
| else: | ||
| raise Exception("Value for preload attribute can only be auto, metadata or none") | ||
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| class video_node(nodes.General, nodes.Element): pass | ||
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| def visit_video_html(self, node): | ||
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| if os.path.exists("./build/_videos"): | ||
| pass | ||
| else: | ||
| os.makedirs("./build/_videos/") | ||
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| vsrc = node["uri"] | ||
| spth = ".%s" % vsrc | ||
| dpth = "./build/_videos/%s" %vsrc[vsrc.rfind('/')+1:] | ||
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| shutil.copyfile(spth, dpth) | ||
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| src = "../_videos/%s" % vsrc[vsrc.rfind('/')+1:] | ||
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| attrs = { | ||
| "src":"%s" %src, | ||
| "style":"max-width:100%", | ||
| } | ||
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| if node["poster"] is not None: | ||
| psrc = node["poster"] | ||
| p_spth = ".%s" % psrc | ||
| p_dpth = "./build/_videos/%s" %psrc[psrc.rfind('/')+1:] | ||
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| shutil.copyfile(p_spth, p_dpth) | ||
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| psrc = "../_videos/%s" % psrc[psrc.rfind('/')+1:] | ||
| attrs["poster"] = "%s" % psrc | ||
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| if node["autoplay"] == "autoplay": | ||
| attrs["autoplay"] = "autoplay" | ||
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| if node["controls"] == "controls": | ||
| attrs["controls"] = "controls" | ||
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| if node["loop"] == "loop": | ||
| attrs["loop"] = "loop" | ||
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| if node["muted"] == "muted": | ||
| attrs["muted"] = "muted" | ||
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| if node["preload"] is not None: | ||
| attrs["preload"] = "%s" % node["preload"] | ||
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| if node["cl"] is not None: | ||
| attrs["class"] = "%s" % node["cl"] | ||
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| self.body.append(self.starttag(node, "video", **attrs)) | ||
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| def depart_video_html(self, node): | ||
| self.body.append("</video>") | ||
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| def visit_video_nonhtml(self, node): | ||
| pass | ||
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| def depart_video_nonhtml(self,node): | ||
| pass | ||
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| class Video(Directive): | ||
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| has_content = True | ||
| required_arguments = 1 | ||
| optional_arguments = 0 | ||
| final_argument_whitespace = True | ||
| option_spec = { | ||
| 'autoplay' : directives.unchanged, | ||
| 'controls' : directives.unchanged, | ||
| 'loop' : directives.unchanged, | ||
| 'muted' : directives.unchanged, | ||
| 'poster' : directives.unchanged, | ||
| 'preload' : directives.unchanged, | ||
| 'class' : directives.unchanged, | ||
| } | ||
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| def run(self): | ||
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| autoplay = None | ||
| controls = "controls" | ||
| loop = None | ||
| muted = "muted" | ||
| poster = None | ||
| preload = None | ||
| cl = None | ||
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| if "autoplay" in self.options: | ||
| autoplay = yes_no("autoplay",self.options["autoplay"]) | ||
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| if "controls" in self.options: | ||
| controls = yes_no("controls",self.options["controls"]) | ||
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| if "loop" in self.options: | ||
| loop = yes_no("loop",self.options["loop"]) | ||
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| if "muted" in self.options: | ||
| muted = yes_no("muted",self.options["muted"]) | ||
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| if "poster" in self.options: | ||
| poster = directives.uri(self.options["poster"]) | ||
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| if "preload" in self.options: | ||
| preload = preload_choice(self.options["preload"]) | ||
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| if "class" in self.options: | ||
| cl = self.options["class"] | ||
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| uri = directives.uri(self.arguments[0]) | ||
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| vid = video_node(uri = uri, autoplay = autoplay, controls = controls, | ||
| loop = loop, muted = muted, poster = poster, | ||
| preload = preload, cl = cl) | ||
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| self.state.nested_parse(self.content, self.content_offset, vid) | ||
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| return [vid] | ||
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| def setup(app): | ||
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| app.add_node(video_node, html = (visit_video_html, depart_video_html), | ||
| latex = (visit_video_nonhtml, depart_video_nonhtml), | ||
| epub = (visit_video_nonhtml, depart_video_nonhtml), | ||
| text = (visit_video_nonhtml, depart_video_nonhtml), | ||
| ) | ||
| app.add_directive("video", Video) | ||
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