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Support for more arguments passed to the Mercury parser

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This commit is contained in:
Fabio Manganiello 2020-06-23 01:54:32 +02:00
parent 4d650da3e5
commit f50ad767e0
2 changed files with 18 additions and 6 deletions
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13
platypush/plugins/http/webpage/__init__.py
View file

@ -24,11 +24,16 @@ class HttpWebpagePlugin(Plugin):
_mercury_script = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'mercury-parser.js')
@action
def simplify(self, url, outfile=None):
def simplify(self, url, type='html', html=None, outfile=None):
"""
Parse the content of a web page removing any extra elements using Mercury
:param url: URL to parse
:param url: URL to parse.
:param type: Input type. Supported types: html, markdown, text (default: html).
:param html: Set this parameter if you want to parse some HTML content already fetched. Note
that URL is still required by Mercury to properly style the output, but it won't be used
to actually fetch the content.
:param outfile: If set then the output will be written to the specified file
(supported formats: pdf, html, plain (default)). The plugin will guess
the format from the extension
@ -55,8 +60,8 @@ class HttpWebpagePlugin(Plugin):
"""
self.logger.info('Parsing URL {}'.format(url))
parser = subprocess.Popen(['node', self._mercury_script, url], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
response = parser.stdout.read().decode()
parser = subprocess.Popen(['node', self._mercury_script, url, type, html], stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
response = parser.stdout.read().decode().strip()
try:
response = json.loads(response)

11
platypush/plugins/http/webpage/mercury-parser.js
View file

@ -9,12 +9,19 @@
const parser = require('@postlight/mercury-parser');
if (process.argv.length < 3) {
console.error('Usage: ' + process.argv[1] + ' <url to parse>');
console.error('Usage: ' + process.argv[1] + ' <url to parse> [markdown|html] [Pre-fetched content]');
process.exit(1);
}
const url = process.argv[2];
parser.parse(url).then(result => {
const type = process.argv[3] || 'html';
const content = process.argv[4];
const args = {
contentType: type,
html: content,
};
parser.parse(url, args).then(result => {
console.log(JSON.stringify(result));
});