Adolfo Reyna
28 lines
2.0 KiB
Python
28 lines
2.0 KiB
Python
"""Export the exact deck tab already opened by agent-browser hermes-visible.
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Connects only to the existing canonical Chrome, never launches a browser.
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"""
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from pathlib import Path
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import asyncio, urllib.request, json, base64
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import websockets
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O=Path('/Users/adolforeyna/brain/exports')
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async def main():
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tabs=json.load(urllib.request.urlopen('http://127.0.0.1:9222/json'))
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tab=next(t for t in tabs if t.get('url')=='file:///Users/adolforeyna/brain/exports/emi_astra_family_that_remains.html')
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async with websockets.connect(tab['webSocketDebuggerUrl'],max_size=40_000_000) as ws:
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seq=0
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async def call(method,params={}):
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nonlocal seq
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seq+=1; await ws.send(json.dumps({'id':seq,'method':method,'params':params}))
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while True:
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data=json.loads(await ws.recv())
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if data.get('id')==seq:
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if 'error' in data:raise RuntimeError(data['error'])
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return data.get('result',{})
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await call('Runtime.evaluate',{'expression':'document.fonts.ready.then(()=>true)','awaitPromise':True})
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bounds=await call('Runtime.evaluate',{'expression':'''JSON.stringify([...document.querySelectorAll('.slide')].map(s=>{const r=s.getBoundingClientRect();return {slide:s.id,overflow:[...s.querySelectorAll('h1,h2,h3,p,li,.smalltag,.source')].filter(e=>{const b=e.getBoundingClientRect();return b.left<r.left||b.right>r.right||b.top<r.top||b.bottom>r.bottom-65}).map(e=>e.textContent)}}))''','returnByValue':True})
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(O/'emi_astra_dom_bounds.json').write_text(bounds['result']['value'])
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pdf=await call('Page.printToPDF',{'printBackground':True,'preferCSSPageSize':True,'paperWidth':20,'paperHeight':11.25,'marginTop':0,'marginBottom':0,'marginLeft':0,'marginRight':0,'displayHeaderFooter':False})
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(O/'emi_astra_family_that_remains.pdf').write_bytes(base64.b64decode(pdf['data']))
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print('Exported widescreen PDF with CSS page size; DOM bounds:',bounds['result']['value'])
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asyncio.run(main())
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