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annotate foodtruck/views/create.py @ 628:14c51f5accc9

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admin: Fix crashes when creating a new page. * Use proper default values when the user doesn't provide any. * Make sure the new page's directory exists.
author Ludovic Chabant <ludovic@chabant.com>
date Mon, 08 Feb 2016 23:28:39 -0800
parents efc1dc916e7c
children a7726e4862c4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 import os
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2 import os.path
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3 import logging
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4 from flask import (
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5 g, request, abort, render_template, url_for, redirect, flash)
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6 from flask.ext.login import login_required
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7 from piecrust.sources.interfaces import IInteractiveSource
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8 from piecrust.sources.base import MODE_CREATING
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9 from piecrust.routing import create_route_metadata
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10 from ..views import with_menu_context
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11 from ..web import app
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12
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13
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14 logger = logging.getLogger(__name__)
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17 @app.route('/write/<source_name>', methods=['GET', 'POST'])
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18 @login_required
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19 def write_page(source_name):
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20 site = g.site.piecrust_app
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21 source = site.getSource(source_name)
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22 if source is None:
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23 abort(400)
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24 if not isinstance(source, IInteractiveSource):
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25 abort(400)
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26
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27 if request.method == 'POST':
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28 if 'do_save' in request.form:
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29 metadata = {}
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30 for f in source.getInteractiveFields():
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31 metadata[f.name] = f.default_value
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32 for fk, fv in request.form.items():
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33 if fk.startswith('meta-'):
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34 metadata[fk[5:]] = fv
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35
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36 logger.debug("Searching for page with metadata: %s" % metadata)
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37 fac = source.findPageFactory(metadata, MODE_CREATING)
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38 if fac is None:
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39 logger.error("Can't find page for %s" % metadata)
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40 abort(500)
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41
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42 logger.debug("Creating page: %s" % fac.path)
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43 os.makedirs(os.path.dirname(fac.path), exist_ok=True)
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44 with open(fac.path, 'w', encoding='utf8') as fp:
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45 fp.write('')
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46 flash("%s was created." % os.path.relpath(fac.path, site.root_dir))
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47
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48 route = site.getRoute(source.name, fac.metadata,
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49 skip_taxonomies=True)
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50 if route is None:
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51 logger.error("Can't find route for page: %s" % fac.path)
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52 abort(500)
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53
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54 dummy = _DummyPage(fac)
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55 route_metadata = create_route_metadata(dummy)
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56 uri = route.getUri(route_metadata)
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57 uri_root = '/site/%s/' % g.site.name
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58 uri = uri[len(uri_root):]
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59 logger.debug("Redirecting to: %s" % uri)
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60
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61 return redirect(url_for('edit_page', slug=uri))
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62
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63 abort(400)
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64
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65 return _write_page_form(source)
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67
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68 class _DummyPage:
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69 def __init__(self, fac):
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70 self.source_metadata = fac.metadata
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71
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72 def getRouteMetadata(self):
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73 return {}
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75
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76 def _write_page_form(source):
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77 data = {}
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78 data['is_new_page'] = True
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79 data['source_name'] = source.name
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80 data['url_postback'] = url_for('write_page', source_name=source.name)
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81 data['fields'] = []
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82 for f in source.getInteractiveFields():
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83 data['fields'].append({
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84 'name': f.name,
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85 'display_name': f.name,
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86 'type': f.field_type,
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87 'value': f.default_value})
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88
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89 with_menu_context(data)
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90 return render_template('create_page.html', **data)
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91