135 lines
3.5 KiB
Python
135 lines
3.5 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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"""
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Inkycal-server module for Inkycal Project
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by Aterju (https://inkycal.robertsirre.nl/)
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Copyright by aceisace
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"""
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import requests
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from inkycal.modules.template import inkycal_module
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from inkycal.custom import *
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from inkycal.modules.inky_image import Inkyimage as Images
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filename = os.path.basename(__file__).split('.py')[0]
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logger = logging.getLogger(filename)
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class Inkyserver(inkycal_module):
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"""Displays an image from URL or local path
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"""
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name = "Inykcal Server - fetches an image from Inkycal-server - (https://inkycal.robertsirre.nl/)"
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requires = {
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"path":{
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"label": "Which URL should be used to get the image?"
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},
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"palette": {
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"label":"Which palette should be used to convert the images?",
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"options": ['bw', 'bwr', 'bwy']
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}
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}
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optional = {
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"path_body":{
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"label":"Send this data to the server via POST. Use a comma to "
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"separate multiple items",
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},
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"dither":{
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"label": "Dither images before sending to E-Paper? Default is False.",
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"options": [False, True],
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}
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}
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def __init__(self, config):
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"""Initialize module"""
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super().__init__(config)
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config = config['config']
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# required parameters
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for param in self.requires:
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if not param in config:
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raise Exception(f'config is missing {param}')
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# optional parameters
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self.path = config['path']
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self.palette = config['palette']
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self.dither = config['dither']
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# convert path_body to list, if not already
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if config['path_body'] and isinstance(config['path_body'], str):
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self.path_body = config['path_body'].split(',')
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else:
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self.path_body = config['path_body']
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# give an OK message
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print(f'{filename} loaded')
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def generate_image(self):
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"""Generate image for this module"""
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# Define new image size with respect to padding
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im_width = int(self.width - (2 * self.padding_left))
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im_height = int(self.height - (2 * self.padding_top))
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im_size = im_width, im_height
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logger.info(f'Image size: {im_size}')
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# replace width and height of url
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print(self.path)
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self.path = self.path.format(width=im_width, height=im_height)
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print(f"modified path: {self.path}")
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# initialize custom image class
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im = Images()
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# when no path_body is provided, use plain GET
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if not self.path_body:
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# use the image at the first index
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im.load(self.path)
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# else use POST request
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else:
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# Get the response image
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response = Image.open(requests.post(
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self.path, json=self.path_body, stream=True).raw)
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# initialize custom image class with response
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im = Images(response)
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# resize the image to respect padding
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im.resize( width=im_width, height=im_height )
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# convert image to given palette
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im_black, im_colour = im.to_palette(self.palette, dither=self.dither)
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# with the images now send, clear the current image
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im.clear()
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# return images
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return im_black, im_colour
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if __name__ == '__main__':
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print(f'running {filename} in standalone/debug mode')
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## 'https://inkycal.robertsirre.nl/panel/calendar/{model}?width={width}&height={height}'
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##path = path.replace('{model}', model).replace('{width}',str(display_width)).replace('{height}',str(display_height))
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##
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##
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##inkycal_image_path_body = [
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## 'https://calendar.google.com/calendar/ical/en.usa%23holiday%40group.v.calendar.google.com/public/basic.ics',
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## 'https
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