SHA256
Добавить тестовые каналы и Arweave-синхронизацию
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#!/usr/bin/env python3
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import argparse,json,hashlib,mimetypes,time
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from pathlib import Path
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import requests
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try: import arweave
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except ImportError: arweave=None
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def atomic(path,obj):
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p=Path(path); p.parent.mkdir(parents=True,exist_ok=True)
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t=p.with_suffix(p.suffix+'.tmp'); t.write_text(json.dumps(obj,ensure_ascii=False,indent=2),encoding='utf8'); t.replace(p)
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def exists(gateway,txid,timeout=15):
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url=f"{gateway.rstrip('/')}/{txid}"
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try:
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r=requests.head(url,allow_redirects=True,timeout=timeout)
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if r.status_code in (200,204): return True
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if r.status_code in (405,501):
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r=requests.get(url,headers={'Range':'bytes=0-0'},timeout=timeout)
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return r.status_code in (200,206)
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return False
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except requests.RequestException: return False
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def main():
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ap=argparse.ArgumentParser(description='Prepare images for all SHiNE test channels')
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ap.add_argument('--config',default='prepare.config.json'); a=ap.parse_args()
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cfg=json.load(open(a.config,encoding='utf8')); base=Path(a.config).resolve().parent
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rp=lambda s:(Path(s) if Path(s).is_absolute() else (base/s).resolve())
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gateway=cfg['arweave'].get('gateway','https://arweave.net').rstrip('/')
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statep=rp(cfg.get('upload_state_file','upload-state.json'))
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state=json.loads(statep.read_text()) if statep.exists() else {'version':2,'files':{}}
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wallet=None
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def ensure_wallet():
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nonlocal wallet
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if wallet is None:
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if arweave is None: raise SystemExit('pip install -r requirements.txt')
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wallet=arweave.Wallet(str(rp(cfg['arweave']['wallet_file'])))
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return wallet
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summary={'channels':0,'posts':0,'images':0,'verified_existing':0,'uploaded':0}
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for ch in cfg['channels']:
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rawp=rp(ch['queue_file']); outp=rp(ch['prepared_queue_file'])
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items=json.loads(rawp.read_text(encoding='utf8')); prepared=[]; summary['channels']+=1
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for n,item in enumerate(items,1):
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refs=[]
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for rel in item.get('images',[]):
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fp=(rawp.parent/rel).resolve(); data=fp.read_bytes(); sha=hashlib.sha256(data).hexdigest()
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summary['images']+=1; rec=state['files'].get(sha); txid=None
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if rec and exists(gateway,rec['id']):
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txid=rec['id']; summary['verified_existing']+=1
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print(f"[{ch['name']}:{n}] verified {fp.name} -> {txid}")
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else:
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ctype=mimetypes.guess_type(fp.name)[0] or 'application/octet-stream'
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tx=arweave.Transaction(ensure_wallet(),data=data)
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tx.add_tag('Content-Type',ctype); tx.add_tag('App-Name','SHiNE-Test-Publisher'); tx.add_tag('SHA-256',sha)
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tx.sign(); tx.send(); txid=tx.id; summary['uploaded']+=1
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state['files'][sha]={'id':txid,'file':str(fp),'uploaded_at':int(time.time())}; atomic(statep,state)
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print(f"[{ch['name']}:{n}] uploaded {fp.name} -> {txid}")
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refs.append({'arweave_id':txid,'url':f'{gateway}/{txid}','sha256':sha})
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text=item['text'].rstrip()
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if refs: text += '\n\n' + '\n'.join(x['url'] for x in refs)
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prepared.append({'id':item.get('id',str(n)),'text':text,'images':refs})
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summary['posts']+=1
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atomic(outp,prepared)
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print(f"Ready {ch['name']}: {outp} ({len(prepared)} posts)")
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print(json.dumps(summary,ensure_ascii=False,indent=2))
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if __name__=='__main__': main()
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