def extract_single_sup(full_url, sup, supname, opening_ours): #print getxml("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") ads = [] try: p = Parser(sup) except Exception: print "Could't parse", sup #Some AIP SUP's contain invalid XML after conversion from PDF. #skip these for now return [] areas = [] startpage = None for pagenr in xrange(p.get_num_pages()): page = p.parse_page_to_items(pagenr) #print page.get_all_items() for item in page.get_by_regex(".*HOURS OF OPERATION.*"): lines = page.get_lines( page.get_partially_in_rect(0, item.y1 - 2, 100, item.y2 + 2)) found = False for line in lines: if re.match(ur".*SUP\s*\d+/\d{4}\.?\s+HOURS OF OPERATION\s*$", line): opening_ours.add(p.get_url()) print "Found hours:", opening_ours try: for areaname, coords, meta in find_areas(page): if areaname: name = "%s (on page %d of %s)" % (areaname, pagenr + 1, supname) else: name = "Area on page %d of %s" % (pagenr + 1, supname) print "Number of points", len(coords) areas.append( dict(url=full_url, pagenr=pagenr + 1, sup=supname, name=name, type='aip_sup', points=coords)) except Exception: pass
def extract_single_sup(full_url,sup,supname,opening_ours): #print getxml("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") ads=[] try: p=Parser(sup) except Exception: print "Could't parse",sup #Some AIP SUP's contain invalid XML after conversion from PDF. #skip these for now return [] areas=[] startpage=None for pagenr in xrange(p.get_num_pages()): page=p.parse_page_to_items(pagenr) #print page.get_all_items() for item in page.get_by_regex(".*HOURS OF OPERATION.*"): lines=page.get_lines(page.get_partially_in_rect(0,item.y1-2,100,item.y2+2)) found=False for line in lines: if re.match(ur".*SUP\s*\d+/\d{4}\.?\s+HOURS OF OPERATION\s*$",line): opening_ours.add(p.get_url()) print "Found hours:",opening_ours try: for areaname,coords,meta in find_areas(page): if areaname: name="%s (on page %d of %s)"%(areaname,pagenr+1,supname) else: name="Area on page %d of %s"%(pagenr+1,supname) print "Number of points",len(coords) areas.append(dict( url=full_url, pagenr=pagenr+1, sup=supname, name=name, type='aip_sup', points=coords)) except Exception: pass
def extract_airfields(filtericao=lambda x:True,purge=True): #print getxml("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") ads=[] p=Parser("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") points=dict() startpage=None for pagenr in xrange(p.get_num_pages()): page=p.parse_page_to_items(pagenr) if page.count("Aerodrome directory"): startpage=pagenr break if startpage==None: raise Exception("Couldn't find aerodrome directory in file") #print "Startpage: %d"%(startpage,) #nochartf=open("nochart.txt","w") for pagenr in xrange(startpage,p.get_num_pages()): row_y=[] page=p.parse_page_to_items(pagenr) allines=[x for x in (page.get_lines(page.get_partially_in_rect(0,0,15,100))) if x.strip()] for item,next in zip(allines,allines[1:]+[""]): #print "item:",item m=re.match(ur"^\s*[A-ZÅÄÖ]{3,}(?:/.*)?\b.*",item) if m: #print "Candidate, next is:",next if re.match(r"^\s*[A-Z]{4}\b.*",next): #print "Matched:",item #print "y1:",item.y1 row_y.append(item.y1) for y1,y2 in zip(row_y,row_y[1:]+[100.0]): #print "Extacting from y-range: %f-%f"%(y1,y2) items=list(page.get_partially_in_rect(0,y1-0.25,5.0,y2+0.25,ysort=True)) if len(items)>=2: #print "Extract items",items ad=dict(name=unicode(items[0].text).strip(), icao=unicode(items[1].text).strip() ) #print "Icao:",ad['icao'] assert re.match(r"[A-Z]{4}",ad['icao']) if not filtericao(ad): continue if len(items)>=3: #print "Coord?:",items[2].text m=re.match(r".*(\d{6}N)\s*(\d{7}E).*",items[2].text) if m: lat,lon=m.groups() ad['pos']=parse_coords(lat,lon) #print "Items3:",items[3:] elev=re.findall(r"(\d{1,5})\s*ft"," ".join(t.text for t in items[3:])) #print "Elev:",elev assert len(elev)==1 ad['elev']=int(elev[0]) ads.append(ad) big_ad=set() for ad in ads: if not ad.has_key('pos'): big_ad.add(ad['icao']) for ad in ads: icao=ad['icao'] if icao in big_ad: if icao in ['ESIB','ESNY','ESCM','ESPE']: continue try: p=Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_6_1_en.pdf"%(icao,icao)) except: p=Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_6-1_en.pdf"%(icao,icao)) ad['aipvacurl']=p.get_url() for pagenr in xrange(p.get_num_pages()): page=p.parse_page_to_items(pagenr) """ for altline in exitlines: m=re.match(r"(\w+)\s+(\d+N)\s*(\d+E.*)",altline) if not m: continue name,lat,lon=m.groups() try: coord=parse_coords(lat,lon) except Exception: continue points.append(dict(name=name,pos=coord)) """ for kind in xrange(2): if kind==0: hits=page.get_by_regex(r"H[Oo][Ll][Dd][Ii][Nn][Gg]") kind="holding point" if kind==1: hits=page.get_by_regex(r"[Ee]ntry.*[Ee]xit.*point") kind="entry/exit point" if len(hits)==0: continue for holdingheading in hits: items=sorted(page.get_partially_in_rect(holdingheading.x1+2.0,holdingheading.y2+0.1,holdingheading.x1+0.5,100), key=lambda x:x.y1) items=[x for x in items if not x.text.startswith(" ")] #print "Holding items:",items for idx,item in enumerate(items): print "Holding item",item y1=item.y1 if idx==len(items)-1: y2=100 else: y2=items[idx+1].y1 items2=[x for x in page.get_partially_in_rect(item.x1+1,y1+0.3,item.x1+40,y2-0.1) if x.x1>=item.x1-0.25 and x.y1>=y1-0.05 and x.y1<y2-0.05] s=(" ".join(page.get_lines(items2))).strip() print "Holding lines:",repr(page.get_lines(items2)) #if s.startswith("ft Left/3"): #Special case for ESOK # s,=re.match("ft Left/3.*?([A-Z]{4,}.*)",s).groups() #m=re.match("ft Left/\d+.*?([A-Z]{4,}.*)",s) #if m: # s,=m.groups() if s.startswith("LjUNG"): #Really strange problem with ESCF s=s[0]+"J"+s[2:] if s.lower().startswith("holding"): sl=s.split(" ",1) if len(sl)>1: s=sl[1] s=s.strip() if kind=="entry/exit point" and s.startswith("HOLDING"): continue #reached HOLDING-part of VAC #Check for other headings #Fixup strange formatting of points in some holding items: (whitespace between coord and 'E') s=re.sub(ur"(\d+)\s*(N)\s*(\d+)\s*(E)",lambda x:"".join(x.groups()),s) m=re.match(r"([A-Z]{2,}).*?(\d+N)\s*(\d+E).*",s) if not m: m=re.match(r".*?(\d+N)\s*(\d+E).*",s) if not m: continue assert m lat,lon=m.groups() #skavsta if icao=="ESKN": if s.startswith(u"Hold north of T"): name="NORTH" elif s.startswith(u"Hold south of B"): name="SOUTH" else: assert 0 #add more specials here else: continue else: name,lat,lon=m.groups() try: coord=parse_coords(lat,lon) except Exception: print "Couldn't parse:",lat,lon continue #print name,lat,lon,mapper.format_lfv(*mapper.from_str(coord)) if name.count("REMARK") or len(name)<=2: print "Suspicious name: ",name #sys.exit(1) continue points[icao+' '+name]=dict(name=icao+' '+name,icao=icao,pos=coord,kind=kind) #for point in points.items(): # print point #sys.exit(1) def fixhex11(s): out=[] for c in s: i=ord(c) if i>=0x20: out.append(c) continue if i in [0x9,0xa,0xd]: out.append(c) continue out.append(' ') return "".join(out) for ad in ads: icao=ad['icao'] if icao in big_ad: #print "Parsing ",icao p=Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_en.pdf"%(icao,icao),loadhook=fixhex11) ad['aiptexturl']=p.get_url() firstpage=p.parse_page_to_items(0) te="\n".join(firstpage.get_all_lines()) #print te coords=re.findall(r"ARP.*(\d{6}N)\s*(\d{7}E)",te) if len(coords)>1: raise Exception("First page of airport info (%s) does not contain exactly ONE set of coordinates"%(icao,)) if len(coords)==0: print "Couldn't find coords for ",icao #print "Coords:",coords ad['pos']=parse_coords(*coords[0]) elev=re.findall(r"Elevation.*?(\d{1,5})\s*ft",te,re.DOTALL) if len(elev)>1: raise Exception("First page of airport info (%s) does not contain exactly ONE elevation in ft"%(icao,)) if len(elev)==0: print "Couldn't find elev for ",icao ad['elev']=int(elev[0]) freqs=[] found=False thrs=[] #uprint("-------------------------------------") for pagenr in xrange(p.get_num_pages()): page=p.parse_page_to_items(pagenr) #uprint("Looking on page %d"%(pagenr,)) if 0: #opening hours are no longer stored in a separate document for any airports. No need to detect which any more (since none are). for item in page.get_by_regex(".*OPERATIONAL HOURS.*"): lines=page.get_lines(page.get_partially_in_rect(0,item.y2+0.1,100,100)) for line in lines: things=["ATS","Fuelling","Operating"] if not line.count("AIP SUP"): continue for thing in things: if line.count(thing): ad['aipsup']=True for item in page.get_by_regex(".*\s*RUNWAY\s*PHYSICAL\s*CHARACTERISTICS\s*.*"): #uprint("Physical char on page") lines=page.get_lines(page.get_partially_in_rect(0,item.y2+0.1,100,100)) seen_end_rwy_text=False for line,nextline in izip(lines,lines[1:]+[None]): #uprint("MAtching: <%s>"%(line,)) if re.match(ur"AD\s+2.13",line): break if line.count("Slope of"): break if line.lower().count("end rwy:"): seen_end_rwy_text=True if line.lower().count("bgn rwy:"): seen_end_rwy_text=True m=re.match(ur".*(\d{6}\.\d+)[\s\(\)\*]*(N).*",line) if not m:continue m2=re.match(ur".*(\d{6,7}\.\d+)\s*[\s\(\)\*]*(E).*",nextline) if not m2:continue latd,n=m.groups() lond,e=m2.groups() assert n=="N" assert e=="E" lat=latd+n lon=lond+e rwytxts=page.get_lines(page.get_partially_in_rect(0,line.y1+0.05,12,nextline.y2-0.05)) uprint("Rwytxts:",rwytxts) rwy=None for rwytxt in rwytxts: #uprint("lat,lon:%s,%s"%(lat,lon)) #uprint("rwytext:",rwytxt) m=re.match(ur"\s*(\d{2}[LRCM]?)\b.*",rwytxt) if m: assert rwy==None rwy=m.groups()[0] if rwy==None and seen_end_rwy_text: continue print "Cur airport:",icao already=False assert rwy!=None seen_end_rwy_text=False for thr in thrs: if thr['thr']==rwy: raise Exception("Same runway twice on airfield:"+icao) thrs.append(dict(pos=mapper.parse_coords(lat,lon),thr=rwy)) assert len(thrs)>=2 for pagenr in xrange(0,p.get_num_pages()): page=p.parse_page_to_items(pagenr) matches=page.get_by_regex(r".*ATS\s+COMMUNICATION\s+FACILITIES.*") #print "Matches of ATS COMMUNICATION FACILITIES on page %d: %s"%(pagenr,matches) if len(matches)>0: commitem=matches[0] curname=None callsign=page.get_by_regex_in_rect(ur"Call\s*sign",0,commitem.y1,100,commitem.y2+8)[0] for idx,item in enumerate(page.get_lines(page.get_partially_in_rect(callsign.x1-0.5,commitem.y1,100,100),fudge=0.3,order_fudge=15)): if item.strip()=="": curname=None if re.match(".*RADIO\s+NAVIGATION\s+AND\s+LANDING\s+AIDS.*",item): break #print "Matching:",item m=re.match(r"(.*?)\s*(\d{3}\.\d{1,3})\s*MHz.*",item) #print "MHZ-match:",m if not m: continue #print "MHZ-match:",m.groups() who,sfreq=m.groups() freq=float(sfreq) if abs(freq-121.5)<1e-4: if who.strip(): curname=who continue #Ignore emergency frequency, it is understood if not who.strip(): if curname==None: continue else: curname=who freqs.append((curname.strip().rstrip("/"),freq)) for pagenr in xrange(0,p.get_num_pages()): page=p.parse_page_to_items(pagenr) matches=page.get_by_regex(r".*ATS\s*AIRSPACE.*") #print "Matches of ATS_AIRSPACE on page %d: %s"%(pagenr,matches) if len(matches)>0: heading=matches[0] desigitem,=page.get_by_regex("Designation and lateral limits") vertitem,=page.get_by_regex("Vertical limits") airspaceclass,=page.get_by_regex("Airspace classification") lastname=None subspacelines=dict() subspacealts=dict() for idx,item in enumerate(page.get_lines(page.get_partially_in_rect(desigitem.x2+1,desigitem.y1,100,vertitem.y1-1))): if item.count("ATS airspace not established"): assert idx==0 break if item.strip()=="": continue m=re.match(r"(.*?)(\d{6}N\s+.*)",item) if m: name,coords=m.groups() name=name.strip() else: name=item.strip() coords=None if name: lastname=name if coords: subspacelines.setdefault(lastname,[]).append(coords) assert lastname lastname=None #print "Spaces:",subspacelines #print "ICAO",ad['icao'] #altlines=page.get_lines(page.get_partially_in_rect(vertitem.x2+1,vertitem.y1,100,airspaceclass.y1-0.2)) #print "Altlines:",altlines subspacealts=dict() subspacekeys=subspacelines.keys() allaltlines=" ".join(page.get_lines(page.get_partially_in_rect(vertitem.x1+0.5,vertitem.y1+0.5,100,airspaceclass.y1-0.2))) single_vertlim=False totalts=list(mapper.parse_all_alts(allaltlines)) #print "totalts:",totalts if len(totalts)==2: single_vertlim=True for subspacename in subspacekeys: ceil=None floor=None subnames=[subspacename] if subspacename.split(" ")[-1].strip() in ["TIA","TIZ","CTR","CTR/TIZ"]: subnames.append(subspacename.split(" ")[-1].strip()) #print "Parsing alts for ",subspacename,subnames try: for nametry in subnames: if single_vertlim: #there's only one subspace, parse all of vertical limits field for this single one. items=[vertitem] else: items=page.get_by_regex_in_rect(nametry,vertitem.x2+1,vertitem.y1,100,airspaceclass.y1-0.2) for item in items: alts=[] for line in page.get_lines(page.get_partially_in_rect(item.x1+0.5,item.y1+0.5,100,airspaceclass.y1-0.2)): #print "Parsing:",line line=line.replace(nametry,"").lower().strip() parsed=list(mapper.parse_all_alts(line)) if len(parsed): alts.append(mapper.altformat(*parsed[0])) if len(alts)==2: break if alts: #print "alts:",alts ceil,floor=alts raise StopIteration except StopIteration: pass assert ceil and floor subspacealts[subspacename]=dict(ceil=ceil,floor=floor) spaces=[] for spacename in subspacelines.keys(): altspacename=spacename #print "Altspacename: %s, subspacesalts: %s"%(altspacename,subspacealts) space=dict( name=spacename, ceil=subspacealts[altspacename]['ceil'], floor=subspacealts[altspacename]['floor'], points=parse_coord_str(" ".join(subspacelines[spacename])), freqs=list(set(freqs)) ) if True: vs=[] for p in space['points']: x,y=mapper.latlon2merc(mapper.from_str(p),13) vs.append(Vertex(int(x),int(y))) p=Polygon(vvector(vs)) if p.calc_area()<=30*30: pass#print space pass#print "Area:",p.calc_area() assert p.calc_area()>30*30 #print "Area: %f"%(p.calc_area(),) spaces.append(space) #print space ad['spaces']=spaces found=True if found: break assert found ad['runways']=rwy_constructor.get_rwys(thrs) #Now find any ATS-airspace chartblobnames=[] for ad in ads: icao=ad['icao'] if icao in big_ad: parse_landing_chart.help_plc(ad,"/AIP/AD/AD 2/%s/ES_AD_2_%s_2-1_en.pdf"%(icao,icao), icao,ad['pos'],"se",variant="") parse_landing_chart.help_plc(ad,"/AIP/AD/AD 2/%s/ES_AD_2_%s_6-1_en.pdf"%(icao,icao), icao,ad['pos'],"se",variant="vac") parse_landing_chart.help_plc(ad,"/AIP/AD/AD 2/%s/ES_AD_2_%s_2-3_en.pdf"%(icao,icao), icao,ad['pos'],"se",variant="parking") #aip_text_documents.help_parse_doc(ad,"/AIP/AD/AD 2/%s/ES_AD_2_%s_6_1_en.pdf"%(icao,icao), # icao,"se",title="General Information",category="general") aip_text_documents.help_parse_doc(ad,"/AIP/AD/AD 2/%s/ES_AD_2_%s_en.pdf"%(icao,icao), icao,"se",title="General Information",category="general") #if purge: # parse_landing_chart.purge_old(chartblobnames,country="se") #sys.exit(1) for extra in extra_airfields.extra_airfields: if filtericao(extra): ads.append(extra) print print for k,v in sorted(points.items()): print k,v,mapper.format_lfv(*mapper.from_str(v['pos'])) #print "Num points:",len(points) origads=list(ads) for flygkartan_id,name,lat,lon,dummy in csv.reader(open("fplan/extract/flygkartan.csv"),delimiter=";"): found=None lat=float(lat) lon=float(lon) if type(name)==str: name=unicode(name,'utf8') mercf=mapper.latlon2merc((lat,lon),13) for a in origads: merca=mapper.latlon2merc(mapper.from_str(a['pos']),13) dist=math.sqrt((merca[0]-mercf[0])**2+(merca[1]-mercf[1])**2) if dist<120: found=a break if found: found['flygkartan_id']=flygkartan_id else: d=dict( icao='ZZZZ', name=name, pos=mapper.to_str((lat,lon)), elev=int(get_terrain_elev((lat,lon))), flygkartan_id=flygkartan_id) if filtericao(d): ads.append(d) minor_ad_charts=extra_airfields.minor_ad_charts for ad in ads: if ad['name'].count(u"Långtora"): ad['pos']=mapper.to_str(mapper.from_aviation_format("5944.83N01708.20E")) if ad['name'] in minor_ad_charts: charturl=minor_ad_charts[ad['name']] arp=ad['pos'] if 'icao' in ad and ad['icao'].upper()!='ZZZZ': icao=ad['icao'].upper() else: icao=ad['fake_icao'] parse_landing_chart.help_plc(ad,charturl,icao,arp,country='raw',variant="landing") """ assert icao!=None lc=parse_landing_chart.parse_landing_chart( charturl, icao=icao, arppos=arp,country="raw") assert lc if lc: ad['adcharturl']=lc['url'] ad['adchart']=lc """ #print ads for ad in ads: print "%s: %s - %s (%s ft) (%s)"%(ad['icao'],ad['name'],ad['pos'],ad['elev'],ad.get('flygkartan_id','inte i flygkartan')) for space in ad.get('spaces',[]): for freq in space.get('freqs',[]): print " ",freq #if 'spaces' in ad: # print " spaces: %s"%(ad['spaces'],) #if 'aiptext' in ad: # print "Aip texts:",ad['aiptext'] #else: # print "No aiptext" print "Points:" for point in sorted(points.values(),key=lambda x:x['name']): print point f=codecs.open("extract_airfields.regress.txt","w",'utf8') for ad in ads: r=repr(ad) d=md5.md5(r).hexdigest() f.write("%s - %s - %s\n"%(ad['icao'],ad['name'],d)) f.close() f=codecs.open("extract_airfields.regress-details.txt","w",'utf8') for ad in ads: r=repr(ad) f.write(u"%s - %s - %s\n"%(ad['icao'],ad['name'],r)) f.close() return ads,points.values()
def extract_airfields(filtericao=lambda x: True, purge=True): # print getxml("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") ads = [] p = Parser("/AIP/AD/AD 1/ES_AD_1_1_en.pdf") points = dict() startpage = None for pagenr in xrange(p.get_num_pages()): page = p.parse_page_to_items(pagenr) if page.count("Aerodrome directory"): startpage = pagenr break if startpage == None: raise Exception("Couldn't find aerodrome directory in file") # print "Startpage: %d"%(startpage,) # nochartf=open("nochart.txt","w") for pagenr in xrange(startpage, p.get_num_pages()): row_y = [] page = p.parse_page_to_items(pagenr) allines = [x for x in (page.get_lines(page.get_partially_in_rect(0, 0, 15, 100))) if x.strip()] for item, next in zip(allines, allines[1:] + [""]): # print "item:",item m = re.match(ur"^\s*[A-ZÅÄÖ]{3,}(?:/.*)?\b.*", item) if m: # print "Candidate, next is:",next if re.match(r"^\s*[A-Z]{4}\b.*", next): # print "Matched:",item # print "y1:",item.y1 row_y.append(item.y1) for y1, y2 in zip(row_y, row_y[1:] + [100.0]): # print "Extacting from y-range: %f-%f"%(y1,y2) items = list(page.get_partially_in_rect(0, y1 - 0.25, 5.0, y2 + 0.25, ysort=True)) if len(items) >= 2: # print "Extract items",items ad = dict(name=unicode(items[0].text).strip(), icao=unicode(items[1].text).strip()) # print "Icao:",ad['icao'] assert re.match(r"[A-Z]{4}", ad["icao"]) if not filtericao(ad): continue if len(items) >= 3: # print "Coord?:",items[2].text m = re.match(r".*(\d{6}N)\s*(\d{7}E).*", items[2].text) if m: lat, lon = m.groups() ad["pos"] = parse_coords(lat, lon) # print "Items3:",items[3:] elev = re.findall(r"(\d{1,5})\s*ft", " ".join(t.text for t in items[3:])) # print "Elev:",elev assert len(elev) == 1 ad["elev"] = int(elev[0]) ads.append(ad) big_ad = set() for ad in ads: if not ad.has_key("pos"): big_ad.add(ad["icao"]) for ad in ads: icao = ad["icao"] if icao in big_ad: if icao in ["ESIB", "ESNY", "ESCM", "ESPE"]: continue try: p = Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_6_1_en.pdf" % (icao, icao)) except: p = Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_6-1_en.pdf" % (icao, icao)) ad["aipvacurl"] = p.get_url() for pagenr in xrange(p.get_num_pages()): page = p.parse_page_to_items(pagenr) """ for altline in exitlines: m=re.match(r"(\w+)\s+(\d+N)\s*(\d+E.*)",altline) if not m: continue name,lat,lon=m.groups() try: coord=parse_coords(lat,lon) except Exception: continue points.append(dict(name=name,pos=coord)) """ for kind in xrange(2): if kind == 0: hits = page.get_by_regex(r"H[Oo][Ll][Dd][Ii][Nn][Gg]") kind = "holding point" if kind == 1: hits = page.get_by_regex(r"[Ee]ntry.*[Ee]xit.*point") kind = "entry/exit point" if len(hits) == 0: continue for holdingheading in hits: items = sorted( page.get_partially_in_rect( holdingheading.x1 + 2.0, holdingheading.y2 + 0.1, holdingheading.x1 + 0.5, 100 ), key=lambda x: x.y1, ) items = [x for x in items if not x.text.startswith(" ")] # print "Holding items:",items for idx, item in enumerate(items): print "Holding item", item y1 = item.y1 if idx == len(items) - 1: y2 = 100 else: y2 = items[idx + 1].y1 items2 = [ x for x in page.get_partially_in_rect(item.x1 + 1, y1 + 0.3, item.x1 + 40, y2 - 0.1) if x.x1 >= item.x1 - 0.25 and x.y1 >= y1 - 0.05 and x.y1 < y2 - 0.05 ] s = (" ".join(page.get_lines(items2))).strip() print "Holding lines:", repr(page.get_lines(items2)) # if s.startswith("ft Left/3"): #Special case for ESOK # s,=re.match("ft Left/3.*?([A-Z]{4,}.*)",s).groups() # m=re.match("ft Left/\d+.*?([A-Z]{4,}.*)",s) # if m: # s,=m.groups() if s.startswith("LjUNG"): # Really strange problem with ESCF s = s[0] + "J" + s[2:] if s.lower().startswith("holding"): sl = s.split(" ", 1) if len(sl) > 1: s = sl[1] s = s.strip() if kind == "entry/exit point" and s.startswith("HOLDING"): continue # reached HOLDING-part of VAC # Check for other headings # Fixup strange formatting of points in some holding items: (whitespace between coord and 'E') s = re.sub(ur"(\d+)\s*(N)\s*(\d+)\s*(E)", lambda x: "".join(x.groups()), s) m = re.match(r"([A-Z]{2,}).*?(\d+N)\s*(\d+E).*", s) if not m: m = re.match(r".*?(\d+N)\s*(\d+E).*", s) if not m: continue assert m lat, lon = m.groups() # skavsta if icao == "ESKN": if s.startswith(u"Hold north of T"): name = "NORTH" elif s.startswith(u"Hold south of B"): name = "SOUTH" else: assert 0 # add more specials here else: continue else: name, lat, lon = m.groups() try: coord = parse_coords(lat, lon) except Exception: print "Couldn't parse:", lat, lon continue # print name,lat,lon,mapper.format_lfv(*mapper.from_str(coord)) if name.count("REMARK") or len(name) <= 2: print "Suspicious name: ", name # sys.exit(1) continue points[icao + " " + name] = dict(name=icao + " " + name, icao=icao, pos=coord, kind=kind) # for point in points.items(): # print point # sys.exit(1) def fixhex11(s): out = [] for c in s: i = ord(c) if i >= 0x20: out.append(c) continue if i in [0x9, 0xA, 0xD]: out.append(c) continue out.append(" ") return "".join(out) for ad in ads: icao = ad["icao"] if icao in big_ad: # print "Parsing ",icao p = Parser("/AIP/AD/AD 2/%s/ES_AD_2_%s_en.pdf" % (icao, icao), loadhook=fixhex11) ad["aiptexturl"] = p.get_url() firstpage = p.parse_page_to_items(0) te = "\n".join(firstpage.get_all_lines()) # print te coords = re.findall(r"ARP.*(\d{6}N)\s*(\d{7}E)", te) if len(coords) > 1: raise Exception( "First page of airport info (%s) does not contain exactly ONE set of coordinates" % (icao,) ) if len(coords) == 0: print "Couldn't find coords for ", icao # print "Coords:",coords ad["pos"] = parse_coords(*coords[0]) elev = re.findall(r"Elevation.*?(\d{1,5})\s*ft", te, re.DOTALL) if len(elev) > 1: raise Exception( "First page of airport info (%s) does not contain exactly ONE elevation in ft" % (icao,) ) if len(elev) == 0: print "Couldn't find elev for ", icao ad["elev"] = int(elev[0]) freqs = [] found = False thrs = [] # uprint("-------------------------------------") for pagenr in xrange(p.get_num_pages()): page = p.parse_page_to_items(pagenr) # uprint("Looking on page %d"%(pagenr,)) if ( 0 ): # opening hours are no longer stored in a separate document for any airports. No need to detect which any more (since none are). for item in page.get_by_regex(".*OPERATIONAL HOURS.*"): lines = page.get_lines(page.get_partially_in_rect(0, item.y2 + 0.1, 100, 100)) for line in lines: things = ["ATS", "Fuelling", "Operating"] if not line.count("AIP SUP"): continue for thing in things: if line.count(thing): ad["aipsup"] = True for item in page.get_by_regex(".*\s*RUNWAY\s*PHYSICAL\s*CHARACTERISTICS\s*.*"): # uprint("Physical char on page") lines = page.get_lines(page.get_partially_in_rect(0, item.y2 + 0.1, 100, 100)) seen_end_rwy_text = False for line, nextline in izip(lines, lines[1:] + [None]): # uprint("MAtching: <%s>"%(line,)) if re.match(ur"AD\s+2.13", line): break if line.count("Slope of"): break if line.lower().count("end rwy:"): seen_end_rwy_text = True if line.lower().count("bgn rwy:"): seen_end_rwy_text = True m = re.match(ur".*(\d{6}\.\d+)[\s\(\)\*]*(N).*", line) if not m: continue m2 = re.match(ur".*(\d{6,7}\.\d+)\s*[\s\(\)\*]*(E).*", nextline) if not m2: continue latd, n = m.groups() lond, e = m2.groups() assert n == "N" assert e == "E" lat = latd + n lon = lond + e rwytxts = page.get_lines(page.get_partially_in_rect(0, line.y1 + 0.05, 12, nextline.y2 - 0.05)) uprint("Rwytxts:", rwytxts) rwy = None for rwytxt in rwytxts: # uprint("lat,lon:%s,%s"%(lat,lon)) # uprint("rwytext:",rwytxt) m = re.match(ur"\s*(\d{2}[LRCM]?)\b.*", rwytxt) if m: assert rwy == None rwy = m.groups()[0] if rwy == None and seen_end_rwy_text: continue print "Cur airport:", icao already = False assert rwy != None seen_end_rwy_text = False for thr in thrs: if thr["thr"] == rwy: raise Exception("Same runway twice on airfield:" + icao) thrs.append(dict(pos=mapper.parse_coords(lat, lon), thr=rwy)) assert len(thrs) >= 2 for pagenr in xrange(0, p.get_num_pages()): page = p.parse_page_to_items(pagenr) matches = page.get_by_regex(r".*ATS\s+COMMUNICATION\s+FACILITIES.*") # print "Matches of ATS COMMUNICATION FACILITIES on page %d: %s"%(pagenr,matches) if len(matches) > 0: commitem = matches[0] curname = None callsign = page.get_by_regex_in_rect(ur"Call\s*sign", 0, commitem.y1, 100, commitem.y2 + 8)[0] for idx, item in enumerate( page.get_lines( page.get_partially_in_rect(callsign.x1 - 0.5, commitem.y1, 100, 100), fudge=0.3, order_fudge=15, ) ): if item.strip() == "": curname = None if re.match(".*RADIO\s+NAVIGATION\s+AND\s+LANDING\s+AIDS.*", item): break # print "Matching:",item m = re.match(r"(.*?)\s*(\d{3}\.\d{1,3})\s*MHz.*", item) # print "MHZ-match:",m if not m: continue # print "MHZ-match:",m.groups() who, sfreq = m.groups() freq = float(sfreq) if abs(freq - 121.5) < 1e-4: if who.strip(): curname = who continue # Ignore emergency frequency, it is understood if not who.strip(): if curname == None: continue else: curname = who freqs.append((curname.strip().rstrip("/"), freq)) for pagenr in xrange(0, p.get_num_pages()): page = p.parse_page_to_items(pagenr) matches = page.get_by_regex(r".*ATS\s*AIRSPACE.*") # print "Matches of ATS_AIRSPACE on page %d: %s"%(pagenr,matches) if len(matches) > 0: heading = matches[0] desigitem, = page.get_by_regex("Designation and lateral limits") vertitem, = page.get_by_regex("Vertical limits") airspaceclass, = page.get_by_regex("Airspace classification") lastname = None subspacelines = dict() subspacealts = dict() for idx, item in enumerate( page.get_lines(page.get_partially_in_rect(desigitem.x2 + 1, desigitem.y1, 100, vertitem.y1 - 1)) ): if item.count("ATS airspace not established"): assert idx == 0 break if item.strip() == "": continue m = re.match(r"(.*?)(\d{6}N\s+.*)", item) if m: name, coords = m.groups() name = name.strip() else: name = item.strip() coords = None if name: lastname = name if coords: subspacelines.setdefault(lastname, []).append(coords) assert lastname lastname = None # print "Spaces:",subspacelines # print "ICAO",ad['icao'] # altlines=page.get_lines(page.get_partially_in_rect(vertitem.x2+1,vertitem.y1,100,airspaceclass.y1-0.2)) # print "Altlines:",altlines subspacealts = dict() subspacekeys = subspacelines.keys() allaltlines = " ".join( page.get_lines( page.get_partially_in_rect( vertitem.x1 + 0.5, vertitem.y1 + 0.5, 100, airspaceclass.y1 - 0.2 ) ) ) single_vertlim = False totalts = list(mapper.parse_all_alts(allaltlines)) # print "totalts:",totalts if len(totalts) == 2: single_vertlim = True for subspacename in subspacekeys: ceil = None floor = None subnames = [subspacename] if subspacename.split(" ")[-1].strip() in ["TIA", "TIZ", "CTR", "CTR/TIZ"]: subnames.append(subspacename.split(" ")[-1].strip()) # print "Parsing alts for ",subspacename,subnames try: for nametry in subnames: if ( single_vertlim ): # there's only one subspace, parse all of vertical limits field for this single one. items = [vertitem] else: items = page.get_by_regex_in_rect( nametry, vertitem.x2 + 1, vertitem.y1, 100, airspaceclass.y1 - 0.2 ) for item in items: alts = [] for line in page.get_lines( page.get_partially_in_rect( item.x1 + 0.5, item.y1 + 0.5, 100, airspaceclass.y1 - 0.2 ) ): # print "Parsing:",line line = line.replace(nametry, "").lower().strip() parsed = list(mapper.parse_all_alts(line)) if len(parsed): alts.append(mapper.altformat(*parsed[0])) if len(alts) == 2: break if alts: # print "alts:",alts ceil, floor = alts raise StopIteration except StopIteration: pass assert ceil and floor subspacealts[subspacename] = dict(ceil=ceil, floor=floor) spaces = [] for spacename in subspacelines.keys(): altspacename = spacename # print "Altspacename: %s, subspacesalts: %s"%(altspacename,subspacealts) space = dict( name=spacename, ceil=subspacealts[altspacename]["ceil"], floor=subspacealts[altspacename]["floor"], points=parse_coord_str(" ".join(subspacelines[spacename])), freqs=list(set(freqs)), ) if True: vs = [] for p in space["points"]: x, y = mapper.latlon2merc(mapper.from_str(p), 13) vs.append(Vertex(int(x), int(y))) p = Polygon(vvector(vs)) if p.calc_area() <= 30 * 30: pass # print space pass # print "Area:",p.calc_area() assert p.calc_area() > 30 * 30 # print "Area: %f"%(p.calc_area(),) spaces.append(space) # print space ad["spaces"] = spaces found = True if found: break assert found ad["runways"] = rwy_constructor.get_rwys(thrs)