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Kovid Goyal
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src/calibre/library/catalog.py
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209
src/calibre/library/catalog.py
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import os
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from calibre.customize import CatalogPlugin
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class CSV_XML(CatalogPlugin):
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'CSV/XML catalog generator'
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from collections import namedtuple
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Option = namedtuple('Option', 'option, default, dest, help')
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name = 'Catalog_CSV_XML'
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description = 'CSV/XML catalog generator'
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supported_platforms = ['windows', 'osx', 'linux']
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author = 'Greg Riker'
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version = (1, 0, 0)
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file_types = set(['csv','xml'])
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cli_options = [
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Option('--fields',
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default = 'all',
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dest = 'fields',
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help = _('The fields to output when cataloging books in the '
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'database. Should be a comma-separated list of fields.\n'
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'Available fields: all, author_sort, authors, comments, '
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'cover, formats, id, isbn, pubdate, publisher, rating, '
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'series_index, series, size, tags, timestamp, title, uuid.\n'
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"Default: '%default'\n"
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"Applies to: CSV, XML output formats")),
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Option('--sort-by',
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default = 'id',
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dest = 'sort_by',
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help = _('Output field to sort on.\n'
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'Available fields: author_sort, id, rating, size, timestamp, title.\n'
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"Default: '%default'\n"
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"Applies to: CSV, XML output formats"))]
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def run(self, path_to_output, opts, db):
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from calibre.utils.logging import Log
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log = Log()
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self.fmt = path_to_output[path_to_output.rfind('.') + 1:]
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if opts.verbose:
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log("%s:run" % self.name)
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log(" path_to_output: %s" % path_to_output)
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log(" Output format: %s" % self.fmt)
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# Display opts
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opts_dict = vars(opts)
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keys = opts_dict.keys()
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keys.sort()
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log(" opts:")
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for key in keys:
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log(" %s: %s" % (key, opts_dict[key]))
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# Get the sorted, filtered database as a dictionary
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data = self.search_sort_db_as_dict(db, opts)
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if not len(data):
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log.error("\nNo matching database entries for search criteria '%s'" % opts.search_text)
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raise SystemExit(1)
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# Get the requested output fields as a list
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fields = self.get_output_fields(opts)
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if self.fmt == 'csv':
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outfile = open(path_to_output, 'w')
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# Output the field headers
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outfile.write('%s\n' % ','.join(fields))
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# Output the entry fields
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for entry in data:
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outstr = ''
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for (x, field) in enumerate(fields):
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item = entry[field]
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if field in ['authors','tags','formats']:
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item = ', '.join(item)
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if x < len(fields) - 1:
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if item is not None:
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outstr += '"%s",' % str(item).replace('"','""')
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else:
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outstr += '"",'
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else:
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if item is not None:
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outstr += '"%s"\n' % str(item).replace('"','""')
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else:
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outstr += '""\n'
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outfile.write(outstr)
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outfile.close()
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elif self.fmt == 'xml':
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from lxml import etree
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from calibre.utils.genshi.template import MarkupTemplate
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PY_NAMESPACE = "http://genshi.edgewall.org/"
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PY = "{%s}" % PY_NAMESPACE
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NSMAP = {'py' : PY_NAMESPACE}
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root = etree.Element('calibredb', nsmap=NSMAP)
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py_for = etree.SubElement(root, PY + 'for', each="record in data")
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record = etree.SubElement(py_for, 'record')
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if 'id' in fields:
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record_child = etree.SubElement(record, 'id')
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record_child.set(PY + "if", "record['id']")
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record_child.text = "${record['id']}"
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if 'uuid' in fields:
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record_child = etree.SubElement(record, 'uuid')
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record_child.set(PY + "if", "record['uuid']")
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record_child.text = "${record['uuid']}"
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if 'title' in fields:
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record_child = etree.SubElement(record, 'title')
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record_child.set(PY + "if", "record['title']")
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record_child.text = "${record['title']}"
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if 'authors' in fields:
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record_child = etree.SubElement(record, 'authors', sort="${record['author_sort']}")
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record_subchild = etree.SubElement(record_child, PY + 'for', each="author in record['authors']")
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record_subsubchild = etree.SubElement(record_subchild, 'author')
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record_subsubchild.text = '$author'
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if 'publisher' in fields:
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record_child = etree.SubElement(record, 'publisher')
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record_child.set(PY + "if", "record['publisher']")
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record_child.text = "${record['publisher']}"
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if 'rating' in fields:
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record_child = etree.SubElement(record, 'rating')
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record_child.set(PY + "if", "record['rating']")
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record_child.text = "${record['rating']}"
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if 'date' in fields:
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record_child = etree.SubElement(record, 'date')
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record_child.set(PY + "if", "record['date']")
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record_child.text = "${record['date']}"
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if 'pubdate' in fields:
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record_child = etree.SubElement(record, 'pubdate')
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record_child.set(PY + "if", "record['pubdate']")
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record_child.text = "${record['pubdate']}"
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if 'size' in fields:
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record_child = etree.SubElement(record, 'size')
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record_child.set(PY + "if", "record['size']")
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record_child.text = "${record['size']}"
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if 'tags' in fields:
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# <tags py:if="record['tags']">
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# <py:for each="tag in record['tags']">
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# <tag>$tag</tag>
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# </py:for>
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# </tags>
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record_child = etree.SubElement(record, 'tags')
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record_child.set(PY + "if", "record['tags']")
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record_subchild = etree.SubElement(record_child, PY + 'for', each="tag in record['tags']")
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record_subsubchild = etree.SubElement(record_subchild, 'tag')
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record_subsubchild.text = '$tag'
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if 'comments' in fields:
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record_child = etree.SubElement(record, 'comments')
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record_child.set(PY + "if", "record['comments']")
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record_child.text = "${record['comments']}"
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if 'series' in fields:
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# <series py:if="record['series']" index="${record['series_index']}">
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# ${record['series']}
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# </series>
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record_child = etree.SubElement(record, 'series')
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record_child.set(PY + "if", "record['series']")
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record_child.set('index', "${record['series_index']}")
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record_child.text = "${record['series']}"
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if 'isbn' in fields:
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record_child = etree.SubElement(record, 'isbn')
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record_child.set(PY + "if", "record['isbn']")
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record_child.text = "${record['isbn']}"
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if 'cover' in fields:
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# <cover py:if="record['cover']">
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# ${record['cover'].replace(os.sep, '/')}
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# </cover>
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record_child = etree.SubElement(record, 'cover')
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record_child.set(PY + "if", "record['cover']")
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record_child.text = "${record['cover']}"
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if 'formats' in fields:
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# <formats py:if="record['formats']">
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# <py:for each="path in record['formats']">
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# <format>${path.replace(os.sep, '/')}</format>
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# </py:for>
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# </formats>
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record_child = etree.SubElement(record, 'formats')
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record_child.set(PY + "if", "record['formats']")
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record_subchild = etree.SubElement(record_child, PY + 'for', each="path in record['formats']")
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record_subsubchild = etree.SubElement(record_subchild, 'format')
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record_subsubchild.text = "${path.replace(os.sep, '/')}"
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outfile = open(path_to_output, 'w')
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template = MarkupTemplate(etree.tostring(root, xml_declaration=True,
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encoding="UTF-8", pretty_print=True))
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outfile.write(template.generate(data=data, os=os).render('xml'))
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outfile.close()
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return None
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