1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 | import sys,os sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', '../')) import scrape from bs4 import BeautifulSoup from time import mktime import feedparser import abc import unicodedata, re import dateutil from dateutil.parser import * from datetime import * import codecs from StringIO import StringIO from docx import * from lxml import etree import zipfile from pdfminer.pdfparser import PDFDocument, PDFParser from pdfminer.pdfinterp import PDFResourceManager, PDFPageInterpreter, process_pdf from pdfminer.pdfdevice import PDFDevice, TagExtractor from pdfminer.converter import TextConverter from pdfminer.cmapdb import CMapDB from pdfminer.layout import LAParams class GenericDisclogScraper(object): __metaclass__ = abc.ABCMeta agencyID = None disclogURL = None def remove_control_chars(self, input): return "".join([i for i in input if ord(i) in range(32, 127)]) def getAgencyID(self): """ disclosr agency id """ if self.agencyID == None: self.agencyID = os.path.basename(sys.argv[0]).replace(".py","") return self.agencyID def getURL(self): """ disclog URL""" if self.disclogURL == None: agency = scrape.agencydb.get(self.getAgencyID()) self.disclogURL = agency['FOIDocumentsURL'] return self.disclogURL @abc.abstractmethod def doScrape(self): """ do the scraping """ return class GenericPDFDisclogScraper(GenericDisclogScraper): def doScrape(self): foidocsdb = scrape.couch['disclosr-foidocuments'] (url,mime_type,content) = scrape.fetchURL(scrape.docsdb, self.getURL(), "foidocuments", self.getAgencyID()) laparams = LAParams() rsrcmgr = PDFResourceManager(caching=True) outfp = StringIO.StringIO() device = TextConverter(rsrcmgr, outfp, codec='utf-8', laparams=laparams) fp = StringIO.StringIO() fp.write(content) description = output.getvalue(); process_pdf(rsrcmgr, device, fp, set(), caching=True, check_extractable=True) fp.close() device.close() outfp.close() hash = scrape.mkhash(description) #print hash doc = foidocsdb.get(hash) #print doc if doc == None: print "saving "+ hash edate = datetime.fromtimestamp(mktime( )).strftime("%Y-%m-%d") doc = {'_id': hash, 'agencyID': self.getAgencyID(), 'url': self.getURL(), 'docID': hash, "date": edate,"title": "Disclosure Log Updated"} self.getDescription(entry,entry, doc) foidocsdb.save(doc) else: print "already saved" class GenericDOCXDisclogScraper(GenericDisclogScraper): def doScrape(self): foidocsdb = scrape.couch['disclosr-foidocuments'] (url,mime_type,content) = scrape.fetchURL(scrape.docsdb, self.getURL(), "foidocuments", self.getAgencyID()) mydoc = zipfile.ZipFile(file) xmlcontent = mydoc.read('word/document.xml') document = etree.fromstring(xmlcontent) ## Fetch all the text out of the document we just created paratextlist = getdocumenttext(document) # Make explicit unicode version newparatextlist = [] for paratext in paratextlist: newparatextlist.append(paratext.encode("utf-8")) ## Print our documnts test with two newlines under each paragraph description = '\n\n'.join(newparatextlist) hash = scrape.mkhash(description) #print hash doc = foidocsdb.get(hash) #print doc if doc == None: print "saving "+ hash edate = datetime.fromtimestamp(mktime()).strftime("%Y-%m-%d") doc = {'_id': hash, 'agencyID': self.getAgencyID(), 'url': self.getURL(), 'docID': hash, "date": edate,"title": "Disclosure Log Updated"} self.getDescription(entry,entry, doc) foidocsdb.save(doc) else: print "already saved" class GenericRSSDisclogScraper(GenericDisclogScraper): def doScrape(self): foidocsdb = scrape.couch['disclosr-foidocuments'] (url,mime_type,content) = scrape.fetchURL(scrape.docsdb, self.getURL(), "foidocuments", self.getAgencyID()) feed = feedparser.parse(content) for entry in feed.entries: #print entry print entry.id hash = scrape.mkhash(entry.id) #print hash doc = foidocsdb.get(hash) #print doc if doc == None: print "saving "+ hash edate = datetime.fromtimestamp(mktime( entry.published_parsed)).strftime("%Y-%m-%d") doc = {'_id': hash, 'agencyID': self.getAgencyID(), 'url': entry.link, 'docID': entry.id, "date": edate,"title": entry.title} self.getDescription(entry,entry, doc) foidocsdb.save(doc) else: print "already saved" def getDescription(self, content, entry, doc): """ get description from rss entry""" doc.update({'description': content.summary}) return class GenericOAICDisclogScraper(GenericDisclogScraper): __metaclass__ = abc.ABCMeta @abc.abstractmethod def getColumns(self,columns): """ rearranges columns if required """ return def getColumnCount(self): return 5 def getDescription(self, content, entry, doc): """ get description from rss entry""" descriptiontxt = "" for string in content.stripped_strings: descriptiontxt = descriptiontxt + " \n" + string doc.update({'description': descriptiontxt}) return def getTitle(self, content, entry, doc): doc.update({'title': (''.join(content.stripped_strings))}) return def getTable(self, soup): return soup.table def getRows(self, table): return table.find_all('tr') def getDate(self, content, entry, doc): date = ''.join(content.stripped_strings).strip() (a,b,c) = date.partition("(") date = self.remove_control_chars(a.replace("Octber","October")) print date edate = parse(date, dayfirst=True, fuzzy=True).strftime("%Y-%m-%d") print edate doc.update({'date': edate}) return def getLinks(self, content, entry, doc): links = [] for atag in entry.find_all("a"): if atag.has_key('href'): links.append(scrape.fullurl(content,atag['href'])) if links != []: doc.update({'links': links}) return def doScrape(self): foidocsdb = scrape.couch['disclosr-foidocuments'] (url,mime_type,content) = scrape.fetchURL(scrape.docsdb, self.getURL(), "foidocuments", self.getAgencyID()) if content != None: if mime_type == "text/html" or mime_type == "application/xhtml+xml" or mime_type =="application/xml": # http://www.crummy.com/software/BeautifulSoup/documentation.html soup = BeautifulSoup(content) table = self.getTable(soup) for row in self.getRows(table): columns = row.find_all('td') if len(columns) == self.getColumnCount(): (id, date, title, description, notes) = self.getColumns(columns) print self.remove_control_chars(''.join(id.stripped_strings)) if id.string == None: hash = scrape.mkhash(self.remove_control_chars(url+(''.join(date.stripped_strings)))) else: hash = scrape.mkhash(self.remove_control_chars(url+(''.join(id.stripped_strings)))) doc = foidocsdb.get(hash) if doc == None: print "saving " +hash doc = {'_id': hash, 'agencyID': self.getAgencyID(), 'url': self.getURL(), 'docID': (''.join(id.stripped_strings))} self.getLinks(self.getURL(),row,doc) self.getTitle(title,row, doc) self.getDate(date,row, doc) self.getDescription |